[Phase46] 대형 파일 분할 리팩터링 2차 — 19개 신규 파셜 파일 생성

## 분할 대상 및 결과

### AgentLoopService.cs (1,334줄 → 846줄)
- AgentLoopService.HtmlReport.cs (151줄): AutoSaveAsHtml, ConvertTextToHtml, EscapeHtml
- AgentLoopService.Verification.cs (349줄): 도구 분류 판별 + RunPostToolVerificationAsync + EmitEvent + CheckDecisionRequired + FormatToolCallSummary

### ChatWindow 분할 (8개 신규 파셜 파일)
- ChatWindow.PlanViewer.cs (474줄): 계획 뷰어 — AddPlanningCard, AddDecisionButtons, CollapseDecisionButtons, ShowPlanButton 등 8개 메서드
- ChatWindow.EventBanner.cs (411줄): AddAgentEventBanner, BuildFileQuickActions
- ChatWindow.TaskDecomposition.cs (1,170줄 → 307줄): RenderSuggestActionChips, BuildFeedbackContext, UpdateProgressBar, BuildDiffView 잔류
- ChatWindow.BottomBar.cs (345줄): BuildBottomBar, BuildCodeBottomBar, ShowLogLevelMenu, ShowLanguageMenu 등
- ChatWindow.MoodMenu.cs (456줄): ShowFormatMenu, ShowMoodMenu, ShowCustomMoodDialog 등
- ChatWindow.CustomPresets.cs (978줄 → 203줄): ShowCustomPresetDialog, SelectTopic 잔류
- ChatWindow.ConversationMenu.cs (255줄): ShowConversationMenu (카테고리/삭제/즐겨찾기 팝업)
- ChatWindow.ConversationTitleEdit.cs (108줄): EnterTitleEditMode

### SettingsViewModel 분할
- SettingsViewModel.LlmProperties.cs (417줄): LLM·에이전트 관련 바인딩 프로퍼티
- SettingsViewModel.Properties.cs (837줄 → 427줄): 기능 토글·테마·스니펫 등 앱 수준 프로퍼티

### TemplateService 분할
- TemplateService.Css.cs (559줄): 11종 CSS 테마 문자열 상수
- TemplateService.cs (734줄 → 179줄): 메서드 로직만 잔류

### PlanViewerWindow 분할
- PlanViewerWindow.StepRenderer.cs (616줄): RenderSteps + SwapSteps + EditStep + 버튼 빌더 9개
- PlanViewerWindow.cs (931줄 → 324줄): Win32/생성자/공개 API 잔류

### App.xaml.cs 분할 (776줄 → 452줄)
- App.Settings.cs (252줄): SetupTrayIcon, OpenSettings, ToggleDockBar, RefreshDockBar, OpenAiChat
- App.Helpers.cs (92줄): LoadAppIcon, IsAutoStartEnabled, SetAutoStart, OnExit

### LlmService.ToolUse.cs 분할 (719줄 → 115줄)
- LlmService.ClaudeTools.cs (180줄): SendClaudeWithToolsAsync, BuildClaudeToolBody
- LlmService.GeminiTools.cs (175줄): SendGeminiWithToolsAsync, BuildGeminiToolBody
- LlmService.OpenAiTools.cs (215줄): SendOpenAiWithToolsAsync, BuildOpenAiToolBody

### SettingsWindow.UI.cs 분할 (802줄 → 310줄)
- SettingsWindow.Storage.cs (167줄): RefreshStorageInfo, BtnStorageCleanup_Click 등
- SettingsWindow.HotkeyUI.cs (127줄): RefreshHotkeyBadges, EnsureHotkeyInCombo, GetKeyName 등
- SettingsWindow.DevMode.cs (90줄): DevModeCheckBox_Checked, UpdateDevModeContentVisibility

## 빌드 결과: 경고 0, 오류 0

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/AxCopilot/App.Helpers.cs

@@ -0,0 +1,92 @@
+using Microsoft.Win32;
+using AxCopilot.Services;
+
+namespace AxCopilot;
+
+public partial class App
+{
+    // ─── 자동 시작 / 앱 종료 헬퍼 ──────────────────────────────────────
+
+    private static System.Drawing.Icon LoadAppIcon()
+    {
+        // DPI 인식 아이콘 크기 (기본 16 → 고DPI에서 20/24/32)
+        var iconSize = System.Windows.Forms.SystemInformation.SmallIconSize;
+
+        // 1) 파일 시스템에서 로드 (개발 환경)
+        try
+        {
+            var exeDir = System.IO.Path.GetDirectoryName(Environment.ProcessPath)
+                         ?? AppContext.BaseDirectory;
+            var path = System.IO.Path.Combine(exeDir, "Assets", "icon.ico");
+            if (System.IO.File.Exists(path))
+                return new System.Drawing.Icon(path, iconSize);
+        }
+        catch (Exception) { }
+
+        // 2) 내장 리소스에서 로드 (PublishSingleFile 배포)
+        try
+        {
+            var uri = new Uri("pack://application:,,,/Assets/icon.ico");
+            var stream = System.Windows.Application.GetResourceStream(uri)?.Stream;
+            if (stream != null)
+                return new System.Drawing.Icon(stream, iconSize);
+        }
+        catch (Exception) { }
+
+        return System.Drawing.SystemIcons.Application;
+    }
+
+    private const string AutoRunKey  = @"Software\Microsoft\Windows\CurrentVersion\Run";
+    private const string AutoRunName = "AxCopilot";
+
+    private static bool IsAutoStartEnabled()
+    {
+        try
+        {
+            using var key = Registry.CurrentUser.OpenSubKey(AutoRunKey, writable: false);
+            return key?.GetValue(AutoRunName) != null;
+        }
+        catch (Exception) { return false; }
+    }
+
+    private static void SetAutoStart(bool enable)
+    {
+        try
+        {
+            using var key = Registry.CurrentUser.OpenSubKey(AutoRunKey, writable: true);
+            if (key == null) return;
+
+            if (enable)
+            {
+                var exePath = Environment.ProcessPath
+                    ?? System.Diagnostics.Process.GetCurrentProcess().MainModule?.FileName
+                    ?? string.Empty;
+                if (!string.IsNullOrEmpty(exePath))
+                    key.SetValue(AutoRunName, $"\"{exePath}\"");
+            }
+            else
+            {
+                key.DeleteValue(AutoRunName, throwOnMissingValue: false);
+            }
+        }
+        catch (Exception ex)
+        {
+            LogService.Warn($"자동 시작 레지스트리 설정 실패: {ex.Message}");
+        }
+    }
+
+    protected override void OnExit(System.Windows.ExitEventArgs e)
+    {
+        _chatWindow?.ForceClose(); // 미리 생성된 ChatWindow 진짜 닫기
+        _inputListener?.Dispose();
+        _clipboardHistory?.Dispose();
+        _indexService?.Dispose();
+        _sessionTracking?.Dispose();
+        _worktimeReminder?.Dispose();
+        _trayIcon?.Dispose();
+        try { _singleInstanceMutex?.ReleaseMutex(); } catch (Exception) { }
+        _singleInstanceMutex?.Dispose();
+        LogService.Info("=== AX Copilot 종료 ===");
+        base.OnExit(e);
+    }
+}

src/AxCopilot/App.Settings.cs

@@ -0,0 +1,252 @@
+using System.Windows;
+using System.Windows.Forms;
+using AxCopilot.Core;
+using AxCopilot.Services;
+using AxCopilot.ViewModels;
+using AxCopilot.Views;
+
+namespace AxCopilot;
+
+public partial class App
+{
+    // ─── 설정창 / ChatWindow ─────────────────────────────────────────────
+
+    private void SetupTrayIcon(PluginHost pluginHost, SettingsService settings)
+    {
+        _trayIcon = new NotifyIcon
+        {
+            Text    = "AX Copilot",
+            Visible = true,
+            Icon    = LoadAppIcon()
+        };
+
+        // ─── WPF 커스텀 트레이 메뉴 구성 ──────────────────────────────────
+        _trayMenu = new Views.TrayMenuWindow();
+        _trayMenu
+            .AddItem("\uE7C5", "AX Commander 호출하기", () =>
+                Dispatcher.Invoke(() => _launcher?.Show()))
+            .AddItem("\uE8BD", "AX Agent 대화하기", () =>
+                Dispatcher.Invoke(() => OpenAiChat()), out var aiTrayItem)
+            .AddItem("\uE8A7", "독 바 표시", () =>
+                Dispatcher.Invoke(() => ToggleDockBar()))
+            .AddSeparator()
+            .AddItem("\uE72C", "플러그인 재로드", () =>
+            {
+                pluginHost.Reload();
+                _trayIcon!.ShowBalloonTip(2000, "AX Copilot", "플러그인이 재로드되었습니다.", ToolTipIcon.None);
+            })
+            .AddItem("\uE838", "로그 폴더 열기", () =>
+            {
+                var logDir = System.IO.Path.Combine(
+                    Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
+                    "AxCopilot", "logs");
+                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo("explorer.exe", logDir)
+                    { UseShellExecute = true });
+            })
+            .AddItem("\uE9D9", "사용 통계", () =>
+                Dispatcher.Invoke(() => new StatisticsWindow().Show()))
+            .AddItem("\uE736", "사용 가이드 문서보기", () =>
+            {
+                try { Dispatcher.Invoke(() => new Views.GuideViewerWindow().Show()); }
+                catch (Exception ex) { LogService.Error($"사용 가이드 열기 실패: {ex.Message}"); }
+            })
+            .AddSeparator()
+            .AddToggleItem("\uE82F", "Windows 시작 시 자동 실행", IsAutoStartEnabled(),
+                isChecked => SetAutoStart(isChecked), out _, out _)
+            .AddSeparator()
+            .AddItem("\uE713", "설정", () =>
+                Dispatcher.Invoke(OpenSettings))
+            .AddItem("\uE946", "개발 정보", () =>
+                Dispatcher.Invoke(() => new AboutWindow().Show()))
+            .AddItem("\uE711", "종료", () =>
+            {
+                _inputListener?.Dispose();
+                _trayIcon?.Dispose();
+                Shutdown();
+            });
+
+        // AI 기능 활성화 여부에 따라 메뉴 항목 가시성 동적 업데이트
+        _trayMenu.Opening += () =>
+        {
+            aiTrayItem.Visibility = settings.Settings.AiEnabled
+                ? System.Windows.Visibility.Visible
+                : System.Windows.Visibility.Collapsed;
+        };
+
+        // 우클릭 → WPF 메뉴 표시, 좌클릭 → 런처 토글
+        _trayIcon.MouseClick += (_, e) =>
+        {
+            if (e.Button == System.Windows.Forms.MouseButtons.Left)
+                Dispatcher.Invoke(() => _launcher?.Show());
+            else if (e.Button == System.Windows.Forms.MouseButtons.Right)
+                Dispatcher.Invoke(() => _trayMenu?.ShowWithUpdate());
+        };
+
+        // 타이머/알람 풍선 알림 서비스 연결
+        NotificationService.Initialize((title, msg) =>
+        {
+            Dispatcher.Invoke(() =>
+                _trayIcon?.ShowBalloonTip(4000, title, msg, ToolTipIcon.None));
+        });
+    }
+
+    /// <summary>ChatWindow 등 외부에서 설정 창을 여는 공개 메서드.</summary>
+    public void OpenSettingsFromChat() => Dispatcher.Invoke(OpenSettings);
+
+    /// <summary>AX Agent 창 열기 (트레이 메뉴 등에서 호출).</summary>
+    private Views.ChatWindow? _chatWindow;
+
+    /// <summary>
+    /// ChatWindow를 백그라운드에서 미리 생성합니다 (앱 시작 후 저우선순위로 호출).
+    /// 이후 OpenAiChat() 시 창 생성 비용 없이 즉시 Show/Activate만 수행합니다.
+    /// </summary>
+    internal void PrewarmChatWindow()
+    {
+        if (_chatWindow != null || _settings == null) return;
+        _chatWindow = new Views.ChatWindow(_settings);
+    }
+
+    private void OpenAiChat()
+    {
+        if (_settings == null) return;
+        if (_chatWindow == null)
+        {
+            _chatWindow = new Views.ChatWindow(_settings);
+        }
+        _chatWindow.Show();
+        _chatWindow.Activate();
+    }
+
+    public void ToggleDockBar()
+    {
+        if (_dockBar != null && _dockBar.IsVisible)
+        {
+            _dockBar.Hide();
+            return;
+        }
+
+        if (_dockBar == null)
+        {
+            _dockBar = new DockBarWindow();
+            _dockBar.OnQuickSearch = query =>
+            {
+                if (_launcher == null) return;
+                _launcher.Show();
+                _launcher.Activate(); // 독 바 뒤가 아닌 전면에 표시
+                if (!string.IsNullOrEmpty(query))
+                    Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Input,
+                        () => _launcher.SetInputText(query));
+            };
+            _dockBar.OnCapture = async () =>
+            {
+                WindowTracker.Capture();
+                if (_captureHandler != null)
+                    await _captureHandler.CaptureDirectAsync("region");
+            };
+            _dockBar.OnOpenAgent = () =>
+            {
+                if (_launcher == null) return;
+                _launcher.Show();
+                Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Input,
+                    () => _launcher.SetInputText("!"));
+            };
+        }
+        var launcher = _settings?.Settings.Launcher;
+        var dockItems = launcher?.DockBarItems ?? new() { "launcher", "clipboard", "capture", "agent", "clock", "cpu" };
+        _dockBar.BuildFromSettings(dockItems);
+        _dockBar.OnPositionChanged = (left, top) =>
+        {
+            if (_settings != null)
+            {
+                _settings.Settings.Launcher.DockBarLeft = left;
+                _settings.Settings.Launcher.DockBarTop = top;
+                _settings.Save();
+            }
+        };
+        _dockBar.Show();
+        _dockBar.ApplySettings(
+            launcher?.DockBarOpacity ?? 0.92,
+            launcher?.DockBarLeft ?? -1,
+            launcher?.DockBarTop ?? -1,
+            launcher?.DockBarRainbowGlow ?? false);
+    }
+
+    /// <summary>독 바를 현재 설정으로 즉시 새로고침합니다.</summary>
+    public void RefreshDockBar()
+    {
+        if (_dockBar == null || !_dockBar.IsVisible) return;
+        var launcher = _settings?.Settings.Launcher;
+        var dockItems = launcher?.DockBarItems ?? new() { "launcher", "clipboard", "capture", "agent", "clock", "cpu" };
+        _dockBar.BuildFromSettings(dockItems);
+        _dockBar.ApplySettings(
+            launcher?.DockBarOpacity ?? 0.92,
+            launcher?.DockBarLeft ?? -1,
+            launcher?.DockBarTop ?? -1,
+            launcher?.DockBarRainbowGlow ?? false);
+    }
+
+    private void OpenSettings()
+    {
+        if (_settingsWindow != null && _settingsWindow.IsVisible)
+        {
+            _settingsWindow.Activate();
+            return;
+        }
+
+        if (_settings == null || _launcher == null) return;
+
+        var vm = new ViewModels.SettingsViewModel(_settings);
+
+        // 미리보기 콜백: 현재 편집 중인 색상(vm.ColorRows)으로 런처에 즉시 반영
+        void PreviewCallback(string themeKey)
+        {
+            if (themeKey == "custom")
+            {
+                var tempColors = new AxCopilot.Models.CustomThemeColors();
+                foreach (var row in vm.ColorRows)
+                {
+                    var prop = typeof(AxCopilot.Models.CustomThemeColors).GetProperty(row.Property);
+                    prop?.SetValue(tempColors, row.Hex);
+                }
+                _launcher.ApplyTheme(themeKey, tempColors);
+            }
+            else
+            {
+                _launcher.ApplyTheme(themeKey, _settings.Settings.Launcher.CustomTheme);
+            }
+        }
+
+        // 취소/X 닫기 콜백: 파일에 저장된 원본 설정으로 복원
+        void RevertCallback()
+        {
+            _launcher.ApplyTheme(
+                _settings.Settings.Launcher.Theme ?? "system",
+                _settings.Settings.Launcher.CustomTheme);
+        }
+
+        _settingsWindow = new Views.SettingsWindow(vm, PreviewCallback, RevertCallback)
+        {
+            // 핫키 녹화 중 글로벌 핫키 일시 정지
+            SuspendHotkeyCallback = suspend =>
+            {
+                if (_inputListener != null)
+                    _inputListener.SuspendHotkey = suspend;
+            }
+        };
+
+        // 저장 완료 시 InputListener 핫키 갱신 + 알림 타이머 재시작
+        vm.SaveCompleted += (_, _) =>
+        {
+            if (_inputListener != null && _settings != null)
+            {
+                _inputListener.UpdateHotkey(_settings.Settings.Hotkey);
+                _inputListener.UpdateCaptureHotkey(
+                    _settings.Settings.ScreenCapture.GlobalHotkey,
+                    _settings.Settings.ScreenCapture.GlobalHotkeyEnabled);
+            }
+            _worktimeReminder?.RestartTimer();
+        };
+
+        _settingsWindow.Show();
+    }
+}

src/AxCopilot/App.xaml.cs

@@ -449,328 +449,4 @@ public partial class App : System.Windows.Application
                 ToolTipIcon.Warning);
         });
     }
-
-    private void SetupTrayIcon(PluginHost pluginHost, SettingsService settings)
-    {
-        _trayIcon = new NotifyIcon
-        {
-            Text    = "AX Copilot",
-            Visible = true,
-            Icon    = LoadAppIcon()
-        };
-
-        // ─── WPF 커스텀 트레이 메뉴 구성 ──────────────────────────────────
-        _trayMenu = new Views.TrayMenuWindow();
-        _trayMenu
-            .AddItem("\uE7C5", "AX Commander 호출하기", () =>
-                Dispatcher.Invoke(() => _launcher?.Show()))
-            .AddItem("\uE8BD", "AX Agent 대화하기", () =>
-                Dispatcher.Invoke(() => OpenAiChat()), out var aiTrayItem)
-            .AddItem("\uE8A7", "독 바 표시", () =>
-                Dispatcher.Invoke(() => ToggleDockBar()))
-            .AddSeparator()
-            .AddItem("\uE72C", "플러그인 재로드", () =>
-            {
-                pluginHost.Reload();
-                _trayIcon!.ShowBalloonTip(2000, "AX Copilot", "플러그인이 재로드되었습니다.", ToolTipIcon.None);
-            })
-            .AddItem("\uE838", "로그 폴더 열기", () =>
-            {
-                var logDir = System.IO.Path.Combine(
-                    Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
-                    "AxCopilot", "logs");
-                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo("explorer.exe", logDir)
-                    { UseShellExecute = true });
-            })
-            .AddItem("\uE9D9", "사용 통계", () =>
-                Dispatcher.Invoke(() => new StatisticsWindow().Show()))
-            .AddItem("\uE736", "사용 가이드 문서보기", () =>
-            {
-                try { Dispatcher.Invoke(() => new Views.GuideViewerWindow().Show()); }
-                catch (Exception ex) { LogService.Error($"사용 가이드 열기 실패: {ex.Message}"); }
-            })
-            .AddSeparator()
-            .AddToggleItem("\uE82F", "Windows 시작 시 자동 실행", IsAutoStartEnabled(),
-                isChecked => SetAutoStart(isChecked), out _, out _)
-            .AddSeparator()
-            .AddItem("\uE713", "설정", () =>
-                Dispatcher.Invoke(OpenSettings))
-            .AddItem("\uE946", "개발 정보", () =>
-                Dispatcher.Invoke(() => new AboutWindow().Show()))
-            .AddItem("\uE711", "종료", () =>
-            {
-                _inputListener?.Dispose();
-                _trayIcon?.Dispose();
-                Shutdown();
-            });
-
-        // AI 기능 활성화 여부에 따라 메뉴 항목 가시성 동적 업데이트
-        _trayMenu.Opening += () =>
-        {
-            aiTrayItem.Visibility = settings.Settings.AiEnabled
-                ? System.Windows.Visibility.Visible
-                : System.Windows.Visibility.Collapsed;
-        };
-
-        // 우클릭 → WPF 메뉴 표시, 좌클릭 → 런처 토글
-        _trayIcon.MouseClick += (_, e) =>
-        {
-            if (e.Button == System.Windows.Forms.MouseButtons.Left)
-                Dispatcher.Invoke(() => _launcher?.Show());
-            else if (e.Button == System.Windows.Forms.MouseButtons.Right)
-                Dispatcher.Invoke(() => _trayMenu?.ShowWithUpdate());
-        };
-
-        // 타이머/알람 풍선 알림 서비스 연결
-        NotificationService.Initialize((title, msg) =>
-        {
-            Dispatcher.Invoke(() =>
-                _trayIcon?.ShowBalloonTip(4000, title, msg, ToolTipIcon.None));
-        });
-    }
-
-    /// <summary>ChatWindow 등 외부에서 설정 창을 여는 공개 메서드.</summary>
-    public void OpenSettingsFromChat() => Dispatcher.Invoke(OpenSettings);
-
-    /// <summary>AX Agent 창 열기 (트레이 메뉴 등에서 호출).</summary>
-    private Views.ChatWindow? _chatWindow;
-
-    /// <summary>
-    /// ChatWindow를 백그라운드에서 미리 생성합니다 (앱 시작 후 저우선순위로 호출).
-    /// 이후 OpenAiChat() 시 창 생성 비용 없이 즉시 Show/Activate만 수행합니다.
-    /// </summary>
-    internal void PrewarmChatWindow()
-    {
-        if (_chatWindow != null || _settings == null) return;
-        _chatWindow = new Views.ChatWindow(_settings);
-    }
-
-    private void OpenAiChat()
-    {
-        if (_settings == null) return;
-        if (_chatWindow == null)
-        {
-            _chatWindow = new Views.ChatWindow(_settings);
-        }
-        _chatWindow.Show();
-        _chatWindow.Activate();
-    }
-
-    public void ToggleDockBar()
-    {
-        if (_dockBar != null && _dockBar.IsVisible)
-        {
-            _dockBar.Hide();
-            return;
-        }
-
-        if (_dockBar == null)
-        {
-            _dockBar = new DockBarWindow();
-            _dockBar.OnQuickSearch = query =>
-            {
-                if (_launcher == null) return;
-                _launcher.Show();
-                _launcher.Activate(); // 독 바 뒤가 아닌 전면에 표시
-                if (!string.IsNullOrEmpty(query))
-                    Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Input,
-                        () => _launcher.SetInputText(query));
-            };
-            _dockBar.OnCapture = async () =>
-            {
-                WindowTracker.Capture();
-                if (_captureHandler != null)
-                    await _captureHandler.CaptureDirectAsync("region");
-            };
-            _dockBar.OnOpenAgent = () =>
-            {
-                if (_launcher == null) return;
-                _launcher.Show();
-                Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Input,
-                    () => _launcher.SetInputText("!"));
-            };
-        }
-        var launcher = _settings?.Settings.Launcher;
-        var dockItems = launcher?.DockBarItems ?? new() { "launcher", "clipboard", "capture", "agent", "clock", "cpu" };
-        _dockBar.BuildFromSettings(dockItems);
-        _dockBar.OnPositionChanged = (left, top) =>
-        {
-            if (_settings != null)
-            {
-                _settings.Settings.Launcher.DockBarLeft = left;
-                _settings.Settings.Launcher.DockBarTop = top;
-                _settings.Save();
-            }
-        };
-        _dockBar.Show();
-        _dockBar.ApplySettings(
-            launcher?.DockBarOpacity ?? 0.92,
-            launcher?.DockBarLeft ?? -1,
-            launcher?.DockBarTop ?? -1,
-            launcher?.DockBarRainbowGlow ?? false);
-    }
-
-    /// <summary>독 바를 현재 설정으로 즉시 새로고침합니다.</summary>
-    public void RefreshDockBar()
-    {
-        if (_dockBar == null || !_dockBar.IsVisible) return;
-        var launcher = _settings?.Settings.Launcher;
-        var dockItems = launcher?.DockBarItems ?? new() { "launcher", "clipboard", "capture", "agent", "clock", "cpu" };
-        _dockBar.BuildFromSettings(dockItems);
-        _dockBar.ApplySettings(
-            launcher?.DockBarOpacity ?? 0.92,
-            launcher?.DockBarLeft ?? -1,
-            launcher?.DockBarTop ?? -1,
-            launcher?.DockBarRainbowGlow ?? false);
-    }
-
-    private void OpenSettings()
-    {
-        if (_settingsWindow != null && _settingsWindow.IsVisible)
-        {
-            _settingsWindow.Activate();
-            return;
-        }
-
-        if (_settings == null || _launcher == null) return;
-
-        var vm = new ViewModels.SettingsViewModel(_settings);
-
-        // 미리보기 콜백: 현재 편집 중인 색상(vm.ColorRows)으로 런처에 즉시 반영
-        void PreviewCallback(string themeKey)
-        {
-            if (themeKey == "custom")
-            {
-                var tempColors = new AxCopilot.Models.CustomThemeColors();
-                foreach (var row in vm.ColorRows)
-                {
-                    var prop = typeof(AxCopilot.Models.CustomThemeColors).GetProperty(row.Property);
-                    prop?.SetValue(tempColors, row.Hex);
-                }
-                _launcher.ApplyTheme(themeKey, tempColors);
-            }
-            else
-            {
-                _launcher.ApplyTheme(themeKey, _settings.Settings.Launcher.CustomTheme);
-            }
-        }
-
-        // 취소/X 닫기 콜백: 파일에 저장된 원본 설정으로 복원
-        void RevertCallback()
-        {
-            _launcher.ApplyTheme(
-                _settings.Settings.Launcher.Theme ?? "system",
-                _settings.Settings.Launcher.CustomTheme);
-        }
-
-        _settingsWindow = new Views.SettingsWindow(vm, PreviewCallback, RevertCallback)
-        {
-            // 핫키 녹화 중 글로벌 핫키 일시 정지
-            SuspendHotkeyCallback = suspend =>
-            {
-                if (_inputListener != null)
-                    _inputListener.SuspendHotkey = suspend;
-            }
-        };
-
-        // 저장 완료 시 InputListener 핫키 갱신 + 알림 타이머 재시작
-        vm.SaveCompleted += (_, _) =>
-        {
-            if (_inputListener != null && _settings != null)
-            {
-                _inputListener.UpdateHotkey(_settings.Settings.Hotkey);
-                _inputListener.UpdateCaptureHotkey(
-                    _settings.Settings.ScreenCapture.GlobalHotkey,
-                    _settings.Settings.ScreenCapture.GlobalHotkeyEnabled);
-            }
-            _worktimeReminder?.RestartTimer();
-        };
-
-        _settingsWindow.Show();
-    }
-
-    // ─── 자동 시작 레지스트리 헬퍼 ──────────────────────────────────────────
-
-    private static System.Drawing.Icon LoadAppIcon()
-    {
-        // DPI 인식 아이콘 크기 (기본 16 → 고DPI에서 20/24/32)
-        var iconSize = System.Windows.Forms.SystemInformation.SmallIconSize;
-
-        // 1) 파일 시스템에서 로드 (개발 환경)
-        try
-        {
-            var exeDir = System.IO.Path.GetDirectoryName(Environment.ProcessPath)
-                         ?? AppContext.BaseDirectory;
-            var path = System.IO.Path.Combine(exeDir, "Assets", "icon.ico");
-            if (System.IO.File.Exists(path))
-                return new System.Drawing.Icon(path, iconSize);
-        }
-        catch (Exception) { }
-
-        // 2) 내장 리소스에서 로드 (PublishSingleFile 배포)
-        try
-        {
-            var uri = new Uri("pack://application:,,,/Assets/icon.ico");
-            var stream = System.Windows.Application.GetResourceStream(uri)?.Stream;
-            if (stream != null)
-                return new System.Drawing.Icon(stream, iconSize);
-        }
-        catch (Exception) { }
-
-        return System.Drawing.SystemIcons.Application;
-    }
-
-    private const string AutoRunKey  = @"Software\Microsoft\Windows\CurrentVersion\Run";
-    private const string AutoRunName = "AxCopilot";
-
-    private static bool IsAutoStartEnabled()
-    {
-        try
-        {
-            using var key = Registry.CurrentUser.OpenSubKey(AutoRunKey, writable: false);
-            return key?.GetValue(AutoRunName) != null;
-        }
-        catch (Exception) { return false; }
-    }
-
-    private static void SetAutoStart(bool enable)
-    {
-        try
-        {
-            using var key = Registry.CurrentUser.OpenSubKey(AutoRunKey, writable: true);
-            if (key == null) return;
-
-            if (enable)
-            {
-                var exePath = Environment.ProcessPath
-                    ?? System.Diagnostics.Process.GetCurrentProcess().MainModule?.FileName
-                    ?? string.Empty;
-                if (!string.IsNullOrEmpty(exePath))
-                    key.SetValue(AutoRunName, $"\"{exePath}\"");
-            }
-            else
-            {
-                key.DeleteValue(AutoRunName, throwOnMissingValue: false);
-            }
-        }
-        catch (Exception ex)
-        {
-            LogService.Warn($"자동 시작 레지스트리 설정 실패: {ex.Message}");
-        }
-    }
-
-    protected override void OnExit(ExitEventArgs e)
-    {
-        _chatWindow?.ForceClose(); // 미리 생성된 ChatWindow 진짜 닫기
-        _inputListener?.Dispose();
-        _clipboardHistory?.Dispose();
-        _indexService?.Dispose();
-        _sessionTracking?.Dispose();
-        _worktimeReminder?.Dispose();
-        _trayIcon?.Dispose();
-        try { _singleInstanceMutex?.ReleaseMutex(); } catch (Exception) { }
-        _singleInstanceMutex?.Dispose();
-        LogService.Info("=== AX Copilot 종료 ===");
-        base.OnExit(e);
-    }
 }

src/AxCopilot/Services/Agent/AgentLoopService.HtmlReport.cs

@@ -0,0 +1,151 @@
+namespace AxCopilot.Services.Agent;
+
+public partial class AgentLoopService
+{
+    /// <summary>LLM 텍스트 응답을 HTML 보고서 파일로 자동 저장합니다.</summary>
+    private string? AutoSaveAsHtml(string textContent, string userQuery, AgentContext context)
+    {
+        try
+        {
+            // 파일명 생성 — 동사/명령어를 제거하여 깔끔한 파일명 만들기
+            var title = userQuery.Length > Defaults.QueryTitleMaxLength ? userQuery[..Defaults.QueryTitleMaxLength] : userQuery;
+            // 파일명에 불필요한 동사/명령어 제거
+            var removeWords = new[] { "작성해줘", "작성해 줘", "만들어줘", "만들어 줘", "써줘", "써 줘",
+                "생성해줘", "생성해 줘", "작성해", "만들어", "생성해", "해줘", "해 줘", "부탁해" };
+            var safeTitle = title;
+            foreach (var w in removeWords)
+                safeTitle = safeTitle.Replace(w, "", StringComparison.OrdinalIgnoreCase);
+            foreach (var c in System.IO.Path.GetInvalidFileNameChars())
+                safeTitle = safeTitle.Replace(c, '_');
+            safeTitle = safeTitle.Trim().TrimEnd('.').Trim();
+
+            var fileName = $"{safeTitle}.html";
+            var fullPath = FileReadTool.ResolvePath(fileName, context.WorkFolder);
+            if (context.ActiveTab == "Cowork")
+                fullPath = AgentContext.EnsureTimestampedPath(fullPath);
+
+            var dir = System.IO.Path.GetDirectoryName(fullPath);
+            if (!string.IsNullOrEmpty(dir)) System.IO.Directory.CreateDirectory(dir);
+
+            // 텍스트 → HTML 변환
+            var css = TemplateService.GetCss("professional");
+            var htmlBody = ConvertTextToHtml(textContent);
+
+            var html = $@"<!DOCTYPE html>
+<html lang=""ko"">
+<head>
+<meta charset=""utf-8"">
+<title>{EscapeHtml(title)}</title>
+<style>
+{css}
+.doc {{ max-width: 900px; margin: 0 auto; padding: 40px 30px 60px; }}
+.doc h1 {{ font-size: 28px; margin-bottom: 8px; border-bottom: 3px solid var(--accent, #4B5EFC); padding-bottom: 10px; }}
+.doc h2 {{ font-size: 22px; margin-top: 36px; margin-bottom: 12px; border-bottom: 2px solid var(--accent, #4B5EFC); padding-bottom: 6px; }}
+.doc h3 {{ font-size: 18px; margin-top: 24px; margin-bottom: 8px; }}
+.doc .meta {{ color: #888; font-size: 13px; margin-bottom: 24px; }}
+.doc p {{ line-height: 1.8; margin-bottom: 12px; }}
+.doc ul, .doc ol {{ line-height: 1.8; margin-bottom: 16px; }}
+.doc table {{ border-collapse: collapse; width: 100%; margin: 16px 0; }}
+.doc th {{ background: var(--accent, #4B5EFC); color: #fff; padding: 10px 14px; text-align: left; }}
+.doc td {{ padding: 8px 14px; border-bottom: 1px solid #e5e7eb; }}
+.doc tr:nth-child(even) {{ background: #f8f9fa; }}
+</style>
+</head>
+<body>
+<div class=""doc"">
+<h1>{EscapeHtml(title)}</h1>
+<div class=""meta"">작성일: {DateTime.Now:yyyy-MM-dd} | AX Copilot 자동 생성</div>
+{htmlBody}
+</div>
+</body>
+</html>";
+
+            System.IO.File.WriteAllText(fullPath, html, System.Text.Encoding.UTF8);
+            LogService.Info($"[AgentLoop] 문서 자동 저장 완료: {fullPath}");
+            return fullPath;
+        }
+        catch (Exception ex)
+        {
+            LogService.Warn($"[AgentLoop] 문서 자동 저장 실패: {ex.Message}");
+            return null;
+        }
+    }
+
+    /// <summary>LLM 텍스트(마크다운 형식)를 HTML로 변환합니다.</summary>
+    private static string ConvertTextToHtml(string text)
+    {
+        var sb = new System.Text.StringBuilder();
+        var lines = text.Split('\n');
+        var inList = false;
+        var listType = "ul";
+
+        foreach (var rawLine in lines)
+        {
+            var line = rawLine.TrimEnd();
+
+            // 빈 줄
+            if (string.IsNullOrWhiteSpace(line))
+            {
+                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
+                continue;
+            }
+
+            // 마크다운 제목
+            if (line.StartsWith("### "))
+            {
+                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
+                sb.AppendLine($"<h3>{EscapeHtml(line[4..])}</h3>");
+                continue;
+            }
+            if (line.StartsWith("## "))
+            {
+                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
+                sb.AppendLine($"<h2>{EscapeHtml(line[3..])}</h2>");
+                continue;
+            }
+            if (line.StartsWith("# "))
+            {
+                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
+                sb.AppendLine($"<h2>{EscapeHtml(line[2..])}</h2>");
+                continue;
+            }
+
+            // 번호 리스트 (1. 2. 등) - 대제목급이면 h2로
+            if (System.Text.RegularExpressions.Regex.IsMatch(line, @"^\d+\.\s+\S"))
+            {
+                var content = System.Text.RegularExpressions.Regex.Replace(line, @"^\d+\.\s+", "");
+                // 짧고 제목 같으면 h2, 길면 리스트
+                if (content.Length < 80 && !content.Contains('.') && !line.StartsWith("  "))
+                {
+                    if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
+                    sb.AppendLine($"<h2>{EscapeHtml(line)}</h2>");
+                }
+                else
+                {
+                    if (!inList) { sb.AppendLine("<ol>"); inList = true; listType = "ol"; }
+                    sb.AppendLine($"<li>{EscapeHtml(content)}</li>");
+                }
+                continue;
+            }
+
+            // 불릿 리스트
+            if (line.TrimStart().StartsWith("- ") || line.TrimStart().StartsWith("* ") || line.TrimStart().StartsWith("• "))
+            {
+                var content = line.TrimStart()[2..].Trim();
+                if (!inList) { sb.AppendLine("<ul>"); inList = true; listType = "ul"; }
+                sb.AppendLine($"<li>{EscapeHtml(content)}</li>");
+                continue;
+            }
+
+            // 일반 텍스트
+            if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
+            sb.AppendLine($"<p>{EscapeHtml(line)}</p>");
+        }
+
+        if (inList) sb.AppendLine($"</{listType}>");
+        return sb.ToString();
+    }
+
+    private static string EscapeHtml(string text)
+        => text.Replace("&", "&amp;").Replace("<", "&lt;").Replace(">", "&gt;");
+}

src/AxCopilot/Services/Agent/AgentLoopService.Verification.cs

@@ -0,0 +1,349 @@
+using System.Text.Json;
+using AxCopilot.Models;
+using AxCopilot.Services;
+
+namespace AxCopilot.Services.Agent;
+
+public partial class AgentLoopService
+{
+    /// <summary>사용자 요청이 문서/보고서 생성인지 판단합니다.</summary>
+    private static bool IsDocumentCreationRequest(string query)
+    {
+        if (string.IsNullOrWhiteSpace(query)) return false;
+        // 문서 생성 관련 키워드 패턴
+        var keywords = new[]
+        {
+            "보고서", "리포트", "report", "문서", "작성해", "써줘", "써 줘", "만들어",
+            "분석서", "제안서", "기획서", "회의록", "매뉴얼", "가이드",
+            "excel", "엑셀", "docx", "word", "html", "pptx", "ppt",
+            "프레젠테이션", "발표자료", "슬라이드"
+        };
+        var q = query.ToLowerInvariant();
+        return keywords.Any(k => q.Contains(k, StringComparison.OrdinalIgnoreCase));
+    }
+
+    /// <summary>문서 생성 도구인지 확인합니다 (Cowork 검증 대상).</summary>
+    private static bool IsDocumentCreationTool(string toolName)
+    {
+        return toolName is "file_write" or "docx_create" or "html_create"
+            or "excel_create" or "csv_create" or "script_create" or "pptx_create";
+    }
+
+    /// <summary>
+    /// 이 도구가 성공하면 작업이 완료된 것으로 간주해 루프를 즉시 종료합니다.
+    /// Ollama 등 멀티턴 tool_result 미지원 모델에서 불필요한 추가 LLM 호출과 "도구 호출 거부" 오류를 방지합니다.
+    /// document_assemble/html_create/docx_create 같은 최종 파일 생성 도구가 해당합니다.
+    /// </summary>
+    private static bool IsTerminalDocumentTool(string toolName)
+    {
+        return toolName is "html_create" or "docx_create" or "excel_create"
+            or "pptx_create" or "document_assemble" or "csv_create";
+    }
+
+    /// <summary>코드 생성/수정 도구인지 확인합니다 (Code 검증 대상).</summary>
+    private static bool IsCodeVerificationTarget(string toolName)
+    {
+        return toolName is "file_write" or "file_edit" or "script_create"
+            or "process"; // 빌드/테스트 실행 결과 검증
+    }
+
+    /// <summary>
+    /// 문서 생성 도구 실행 후 검증 전용 LLM 호출을 삽입합니다.
+    /// LLM에게 생성된 파일을 읽고 품질을 평가하도록 강제합니다.
+    /// OpenHands 등 오픈소스에서는 이런 강제 검증이 없으며, AX Copilot 차별화 포인트입니다.
+    /// </summary>
+    /// <summary>읽기 전용 검증 도구 목록 (file_read만 허용)</summary>
+    private static readonly HashSet<string> VerificationAllowedTools = ["file_read", "directory_list"];
+
+    private async Task RunPostToolVerificationAsync(
+        List<ChatMessage> messages, string toolName, ToolResult result,
+        AgentContext context, CancellationToken ct)
+    {
+        EmitEvent(AgentEventType.Thinking, "", "🔍 생성 결과물 검증 중...");
+
+        // 생성된 파일 경로 추출
+        var filePath = result.FilePath ?? "";
+        var fileRef = string.IsNullOrEmpty(filePath) ? "방금 생성한 결과물" : $"파일 '{filePath}'";
+
+        // 탭별 검증 프롬프트 생성 — 읽기 + 보고만 (수정 금지)
+        var isCodeTab = context.ActiveTab == "Code";
+        var checkList = isCodeTab
+            ? "   - 구문 오류가 없는가?\n" +
+              "   - 참조하는 클래스/메서드/변수가 존재하는가?\n" +
+              "   - 코딩 컨벤션이 일관적인가?\n" +
+              "   - 에지 케이스 처리가 누락되지 않았는가?"
+            : "   - 사용자 요청에 맞는 내용이 모두 포함되었는가?\n" +
+              "   - 구조와 형식이 올바른가?\n" +
+              "   - 누락된 섹션이나 불완전한 내용이 없는가?\n" +
+              "   - 한국어 맞춤법/표현이 자연스러운가?";
+
+        var verificationPrompt = new ChatMessage
+        {
+            Role = "user",
+            Content = $"[System:Verification] {fileRef}을 검증하세요.\n" +
+                      "1. file_read 도구로 생성된 파일의 내용을 읽으세요.\n" +
+                      "2. 다음 항목을 확인하세요:\n" +
+                      checkList + "\n" +
+                      "3. 결과를 간단히 보고하세요. 문제가 있으면 구체적으로 무엇이 잘못되었는지 설명하세요.\n" +
+                      "⚠️ 중요: 이 단계에서는 파일을 직접 수정하지 마세요. 보고만 하세요."
+        };
+
+        // 검증 메시지를 임시로 추가 (검증 완료 후 전부 제거)
+        var insertIndex = messages.Count;
+        messages.Add(verificationPrompt);
+        var addedMessages = new List<ChatMessage> { verificationPrompt };
+
+        try
+        {
+            // 읽기 전용 도구만 제공 (file_write, file_edit 등 쓰기 도구 차단)
+            var allTools = _tools.GetActiveTools(_settings.Settings.Llm.DisabledTools);
+            var readOnlyTools = allTools
+                .Where(t => VerificationAllowedTools.Contains(t.Name))
+                .ToList();
+
+            var verifyBlocks = await _llm.SendWithToolsAsync(messages, readOnlyTools, ct);
+
+            // 검증 응답 처리
+            var verifyText = new List<string>();
+            var verifyToolCalls = new List<LlmService.ContentBlock>();
+
+            foreach (var block in verifyBlocks)
+            {
+                if (block.Type == "text" && !string.IsNullOrWhiteSpace(block.Text))
+                    verifyText.Add(block.Text);
+                else if (block.Type == "tool_use")
+                    verifyToolCalls.Add(block);
+            }
+
+            var verifyResponse = string.Join("\n", verifyText);
+
+            // file_read 도구 호출 처리 (읽기만 허용)
+            if (verifyToolCalls.Count > 0)
+            {
+                var contentBlocks = new List<object>();
+                if (!string.IsNullOrEmpty(verifyResponse))
+                    contentBlocks.Add(new { type = "text", text = verifyResponse });
+                foreach (var tc in verifyToolCalls)
+                    contentBlocks.Add(new { type = "tool_use", id = tc.ToolId, name = tc.ToolName, input = tc.ToolInput });
+                var assistantContent = JsonSerializer.Serialize(new { _tool_use_blocks = contentBlocks });
+                var assistantMsg = new ChatMessage { Role = "assistant", Content = assistantContent };
+                messages.Add(assistantMsg);
+                addedMessages.Add(assistantMsg);
+
+                foreach (var tc in verifyToolCalls)
+                {
+                    var tool = _tools.Get(tc.ToolName);
+                    if (tool == null)
+                    {
+                        var errMsg = LlmService.CreateToolResultMessage(tc.ToolId, tc.ToolName, "검증 단계에서는 읽기 도구만 사용 가능합니다.");
+                        messages.Add(errMsg);
+                        addedMessages.Add(errMsg);
+                        continue;
+                    }
+
+                    EmitEvent(AgentEventType.ToolCall, tc.ToolName, $"[검증] {FormatToolCallSummary(tc)}");
+                    try
+                    {
+                        var input = tc.ToolInput ?? System.Text.Json.JsonDocument.Parse("{}").RootElement;
+                        var verifyResult = await tool.ExecuteAsync(input, context, ct);
+                        var toolMsg = LlmService.CreateToolResultMessage(
+                            tc.ToolId, tc.ToolName, TruncateOutput(verifyResult.Output, Defaults.ToolResultTruncateLength));
+                        messages.Add(toolMsg);
+                        addedMessages.Add(toolMsg);
+                    }
+                    catch (Exception ex)
+                    {
+                        var errMsg = LlmService.CreateToolResultMessage(
+                            tc.ToolId, tc.ToolName, $"검증 도구 실행 오류: {ex.Message}");
+                        messages.Add(errMsg);
+                        addedMessages.Add(errMsg);
+                    }
+                }
+
+                // file_read 결과를 받은 후 최종 검증 판단을 받기 위해 한 번 더 호출
+                var finalBlocks = await _llm.SendWithToolsAsync(messages, readOnlyTools, ct);
+                verifyResponse = string.Join("\n",
+                    finalBlocks.Where(b => b.Type == "text" && !string.IsNullOrWhiteSpace(b.Text)).Select(b => b.Text));
+            }
+
+            // 검증 결과를 이벤트로 표시
+            if (!string.IsNullOrEmpty(verifyResponse))
+            {
+                var summary = verifyResponse.Length > Defaults.VerificationSummaryMaxLength ? verifyResponse[..Defaults.VerificationSummaryMaxLength] + "…" : verifyResponse;
+                EmitEvent(AgentEventType.Thinking, "", $"✅ 검증 결과: {summary}");
+
+                // 문제가 발견된 경우: 검증 보고서를 컨텍스트에 남겨서 다음 루프에서 자연스럽게 수정
+                var hasIssues = verifyResponse.Contains("문제") || verifyResponse.Contains("수정") ||
+                                verifyResponse.Contains("누락") || verifyResponse.Contains("오류") ||
+                                verifyResponse.Contains("잘못") || verifyResponse.Contains("부족");
+                if (hasIssues)
+                {
+                    // 검증 관련 임시 메시지를 모두 제거
+                    foreach (var msg in addedMessages)
+                        messages.Remove(msg);
+
+                    // 검증 보고서만 간결하게 남기기 (다음 루프에서 LLM이 자연스럽게 수정)
+                    messages.Add(new ChatMessage
+                    {
+                        Role = "user",
+                        Content = $"[System] 방금 생성한 {fileRef}에 대한 자동 검증 결과, 다음 문제가 발견되었습니다:\n{verifyResponse}\n\n위 문제를 수정해 주세요."
+                    });
+                    return;
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            EmitEvent(AgentEventType.Error, "", $"검증 LLM 호출 실패: {ex.Message}");
+        }
+
+        // 검증 통과 또는 실패: 임시 메시지 전부 제거 (컨텍스트 오염 방지)
+        foreach (var msg in addedMessages)
+            messages.Remove(msg);
+    }
+
+    private void EmitEvent(AgentEventType type, string toolName, string summary,
+        string? filePath = null, int stepCurrent = 0, int stepTotal = 0, List<string>? steps = null,
+        long elapsedMs = 0, int inputTokens = 0, int outputTokens = 0,
+        string? toolInput = null, int iteration = 0)
+    {
+        // AgentLogLevel에 따라 이벤트 필터링
+        var logLevel = _settings.Settings.Llm.AgentLogLevel;
+
+        // simple: ToolCall, ToolResult, Error, Complete, StepStart, StepDone, Decision만
+        if (logLevel == "simple" && type is AgentEventType.Thinking or AgentEventType.Planning)
+            return;
+
+        // simple: Summary 200자 제한
+        if (logLevel == "simple" && summary.Length > 200)
+            summary = summary[..200] + "…";
+
+        // debug 아닌 경우 ToolInput 제거
+        if (logLevel != "debug")
+            toolInput = null;
+
+        var evt = new AgentEvent
+        {
+            Type = type,
+            ToolName = toolName,
+            Summary = summary,
+            FilePath = filePath,
+            Success = type != AgentEventType.Error,
+            StepCurrent = stepCurrent,
+            StepTotal = stepTotal,
+            Steps = steps,
+            ElapsedMs = elapsedMs,
+            InputTokens = inputTokens,
+            OutputTokens = outputTokens,
+            ToolInput = toolInput,
+            Iteration = iteration,
+        };
+
+        if (Dispatcher != null)
+            Dispatcher(() => { Events.Add(evt); EventOccurred?.Invoke(evt); });
+        else
+        {
+            Events.Add(evt);
+            EventOccurred?.Invoke(evt);
+        }
+    }
+
+    /// <summary>영향 범위 기반 의사결정 체크. 확인이 필요하면 메시지를 반환, 불필요하면 null.</summary>
+    private string? CheckDecisionRequired(LlmService.ContentBlock call, AgentContext context)
+    {
+        var level = _settings.Settings.Llm.AgentDecisionLevel ?? "normal";
+        var toolName = call.ToolName ?? "";
+        var input = call.ToolInput;
+
+        // Git 커밋 — 수준에 관계없이 무조건 확인
+        if (toolName == "git_tool")
+        {
+            var action = input?.TryGetProperty("action", out var a) == true ? a.GetString() : "";
+            if (action == "commit")
+            {
+                var msg = input?.TryGetProperty("args", out var m) == true ? m.GetString() : "";
+                return $"Git 커밋을 실행하시겠습니까?\n\n커밋 메시지: {msg}";
+            }
+        }
+
+        // minimal: 파일 삭제, 외부 명령만
+        if (level == "minimal")
+        {
+            // process 도구 (외부 명령 실행)
+            if (toolName == "process")
+            {
+                var cmd = input?.TryGetProperty("command", out var c) == true ? c.GetString() : "";
+                return $"외부 명령을 실행하시겠습니까?\n\n명령: {cmd}";
+            }
+            return null;
+        }
+
+        // normal: + 새 파일 생성, 여러 파일 수정, 문서 생성, 외부 명령
+        if (level == "normal" || level == "detailed")
+        {
+            // 외부 명령 실행
+            if (toolName == "process")
+            {
+                var cmd = input?.TryGetProperty("command", out var c) == true ? c.GetString() : "";
+                return $"외부 명령을 실행하시겠습니까?\n\n명령: {cmd}";
+            }
+
+            // 새 파일 생성
+            if (toolName == "file_write")
+            {
+                var path = input?.TryGetProperty("file_path", out var p) == true ? p.GetString() : "";
+                if (!string.IsNullOrEmpty(path))
+                {
+                    var fullPath = System.IO.Path.IsPathRooted(path) ? path
+                        : System.IO.Path.Combine(context.WorkFolder, path ?? "");
+                    if (!System.IO.File.Exists(fullPath))
+                        return $"새 파일을 생성하시겠습니까?\n\n경로: {path}";
+                }
+            }
+
+            // 문서 생성 (Excel, Word, HTML 등)
+            if (toolName is "excel_create" or "docx_create" or "html_create" or "csv_create" or "script_create")
+            {
+                var path = input?.TryGetProperty("file_path", out var p) == true ? p.GetString() : "";
+                return $"문서를 생성하시겠습니까?\n\n도구: {toolName}\n경로: {path}";
+            }
+
+            // 빌드/테스트 실행
+            if (toolName is "build_run" or "test_loop")
+            {
+                var action = input?.TryGetProperty("action", out var a) == true ? a.GetString() : "";
+                return $"빌드/테스트를 실행하시겠습니까?\n\n도구: {toolName}\n액션: {action}";
+            }
+        }
+
+        // detailed: 모든 파일 수정
+        if (level == "detailed")
+        {
+            if (toolName is "file_write" or "file_edit")
+            {
+                var path = input?.TryGetProperty("file_path", out var p) == true ? p.GetString() : "";
+                return $"파일을 수정하시겠습니까?\n\n경로: {path}";
+            }
+        }
+
+        return null;
+    }
+
+    private static string FormatToolCallSummary(LlmService.ContentBlock call)
+    {
+        if (call.ToolInput == null) return call.ToolName;
+        try
+        {
+            // 주요 파라미터만 표시
+            var input = call.ToolInput.Value;
+            if (input.TryGetProperty("path", out var path))
+                return $"{call.ToolName}: {path.GetString()}";
+            if (input.TryGetProperty("command", out var cmd))
+                return $"{call.ToolName}: {cmd.GetString()}";
+            if (input.TryGetProperty("pattern", out var pat))
+                return $"{call.ToolName}: {pat.GetString()}";
+            return call.ToolName;
+        }
+        catch (Exception) { return call.ToolName; }
+    }
+}

src/AxCopilot/Services/Agent/AgentLoopService.cs

@@ -824,349 +824,6 @@ public partial class AgentLoopService
         }
     }
 
-    /// <summary>LLM 텍스트 응답을 HTML 보고서 파일로 자동 저장합니다.</summary>
-    private string? AutoSaveAsHtml(string textContent, string userQuery, AgentContext context)
-    {
-        try
-        {
-            // 파일명 생성 — 동사/명령어를 제거하여 깔끔한 파일명 만들기
-            var title = userQuery.Length > Defaults.QueryTitleMaxLength ? userQuery[..Defaults.QueryTitleMaxLength] : userQuery;
-            // 파일명에 불필요한 동사/명령어 제거
-            var removeWords = new[] { "작성해줘", "작성해 줘", "만들어줘", "만들어 줘", "써줘", "써 줘",
-                "생성해줘", "생성해 줘", "작성해", "만들어", "생성해", "해줘", "해 줘", "부탁해" };
-            var safeTitle = title;
-            foreach (var w in removeWords)
-                safeTitle = safeTitle.Replace(w, "", StringComparison.OrdinalIgnoreCase);
-            foreach (var c in System.IO.Path.GetInvalidFileNameChars())
-                safeTitle = safeTitle.Replace(c, '_');
-            safeTitle = safeTitle.Trim().TrimEnd('.').Trim();
-
-            var fileName = $"{safeTitle}.html";
-            var fullPath = FileReadTool.ResolvePath(fileName, context.WorkFolder);
-            if (context.ActiveTab == "Cowork")
-                fullPath = AgentContext.EnsureTimestampedPath(fullPath);
-
-            var dir = System.IO.Path.GetDirectoryName(fullPath);
-            if (!string.IsNullOrEmpty(dir)) System.IO.Directory.CreateDirectory(dir);
-
-            // 텍스트 → HTML 변환
-            var css = TemplateService.GetCss("professional");
-            var htmlBody = ConvertTextToHtml(textContent);
-
-            var html = $@"<!DOCTYPE html>
-<html lang=""ko"">
-<head>
-<meta charset=""utf-8"">
-<title>{EscapeHtml(title)}</title>
-<style>
-{css}
-.doc {{ max-width: 900px; margin: 0 auto; padding: 40px 30px 60px; }}
-.doc h1 {{ font-size: 28px; margin-bottom: 8px; border-bottom: 3px solid var(--accent, #4B5EFC); padding-bottom: 10px; }}
-.doc h2 {{ font-size: 22px; margin-top: 36px; margin-bottom: 12px; border-bottom: 2px solid var(--accent, #4B5EFC); padding-bottom: 6px; }}
-.doc h3 {{ font-size: 18px; margin-top: 24px; margin-bottom: 8px; }}
-.doc .meta {{ color: #888; font-size: 13px; margin-bottom: 24px; }}
-.doc p {{ line-height: 1.8; margin-bottom: 12px; }}
-.doc ul, .doc ol {{ line-height: 1.8; margin-bottom: 16px; }}
-.doc table {{ border-collapse: collapse; width: 100%; margin: 16px 0; }}
-.doc th {{ background: var(--accent, #4B5EFC); color: #fff; padding: 10px 14px; text-align: left; }}
-.doc td {{ padding: 8px 14px; border-bottom: 1px solid #e5e7eb; }}
-.doc tr:nth-child(even) {{ background: #f8f9fa; }}
-</style>
-</head>
-<body>
-<div class=""doc"">
-<h1>{EscapeHtml(title)}</h1>
-<div class=""meta"">작성일: {DateTime.Now:yyyy-MM-dd} | AX Copilot 자동 생성</div>
-{htmlBody}
-</div>
-</body>
-</html>";
-
-            System.IO.File.WriteAllText(fullPath, html, System.Text.Encoding.UTF8);
-            LogService.Info($"[AgentLoop] 문서 자동 저장 완료: {fullPath}");
-            return fullPath;
-        }
-        catch (Exception ex)
-        {
-            LogService.Warn($"[AgentLoop] 문서 자동 저장 실패: {ex.Message}");
-            return null;
-        }
-    }
-
-    /// <summary>LLM 텍스트(마크다운 형식)를 HTML로 변환합니다.</summary>
-    private static string ConvertTextToHtml(string text)
-    {
-        var sb = new System.Text.StringBuilder();
-        var lines = text.Split('\n');
-        var inList = false;
-        var listType = "ul";
-
-        foreach (var rawLine in lines)
-        {
-            var line = rawLine.TrimEnd();
-
-            // 빈 줄
-            if (string.IsNullOrWhiteSpace(line))
-            {
-                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
-                continue;
-            }
-
-            // 마크다운 제목
-            if (line.StartsWith("### "))
-            {
-                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
-                sb.AppendLine($"<h3>{EscapeHtml(line[4..])}</h3>");
-                continue;
-            }
-            if (line.StartsWith("## "))
-            {
-                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
-                sb.AppendLine($"<h2>{EscapeHtml(line[3..])}</h2>");
-                continue;
-            }
-            if (line.StartsWith("# "))
-            {
-                if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
-                sb.AppendLine($"<h2>{EscapeHtml(line[2..])}</h2>");
-                continue;
-            }
-
-            // 번호 리스트 (1. 2. 등) - 대제목급이면 h2로
-            if (System.Text.RegularExpressions.Regex.IsMatch(line, @"^\d+\.\s+\S"))
-            {
-                var content = System.Text.RegularExpressions.Regex.Replace(line, @"^\d+\.\s+", "");
-                // 짧고 제목 같으면 h2, 길면 리스트
-                if (content.Length < 80 && !content.Contains('.') && !line.StartsWith("  "))
-                {
-                    if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
-                    sb.AppendLine($"<h2>{EscapeHtml(line)}</h2>");
-                }
-                else
-                {
-                    if (!inList) { sb.AppendLine("<ol>"); inList = true; listType = "ol"; }
-                    sb.AppendLine($"<li>{EscapeHtml(content)}</li>");
-                }
-                continue;
-            }
-
-            // 불릿 리스트
-            if (line.TrimStart().StartsWith("- ") || line.TrimStart().StartsWith("* ") || line.TrimStart().StartsWith("• "))
-            {
-                var content = line.TrimStart()[2..].Trim();
-                if (!inList) { sb.AppendLine("<ul>"); inList = true; listType = "ul"; }
-                sb.AppendLine($"<li>{EscapeHtml(content)}</li>");
-                continue;
-            }
-
-            // 일반 텍스트
-            if (inList) { sb.AppendLine($"</{listType}>"); inList = false; }
-            sb.AppendLine($"<p>{EscapeHtml(line)}</p>");
-        }
-
-        if (inList) sb.AppendLine($"</{listType}>");
-        return sb.ToString();
-    }
-
-    private static string EscapeHtml(string text)
-        => text.Replace("&", "&amp;").Replace("<", "&lt;").Replace(">", "&gt;");
-
-    /// <summary>사용자 요청이 문서/보고서 생성인지 판단합니다.</summary>
-    private static bool IsDocumentCreationRequest(string query)
-    {
-        if (string.IsNullOrWhiteSpace(query)) return false;
-        // 문서 생성 관련 키워드 패턴
-        var keywords = new[]
-        {
-            "보고서", "리포트", "report", "문서", "작성해", "써줘", "써 줘", "만들어",
-            "분석서", "제안서", "기획서", "회의록", "매뉴얼", "가이드",
-            "excel", "엑셀", "docx", "word", "html", "pptx", "ppt",
-            "프레젠테이션", "발표자료", "슬라이드"
-        };
-        var q = query.ToLowerInvariant();
-        return keywords.Any(k => q.Contains(k, StringComparison.OrdinalIgnoreCase));
-    }
-
-    /// <summary>문서 생성 도구인지 확인합니다 (Cowork 검증 대상).</summary>
-    private static bool IsDocumentCreationTool(string toolName)
-    {
-        return toolName is "file_write" or "docx_create" or "html_create"
-            or "excel_create" or "csv_create" or "script_create" or "pptx_create";
-    }
-
-    /// <summary>
-    /// 이 도구가 성공하면 작업이 완료된 것으로 간주해 루프를 즉시 종료합니다.
-    /// Ollama 등 멀티턴 tool_result 미지원 모델에서 불필요한 추가 LLM 호출과 "도구 호출 거부" 오류를 방지합니다.
-    /// document_assemble/html_create/docx_create 같은 최종 파일 생성 도구가 해당합니다.
-    /// </summary>
-    private static bool IsTerminalDocumentTool(string toolName)
-    {
-        return toolName is "html_create" or "docx_create" or "excel_create"
-            or "pptx_create" or "document_assemble" or "csv_create";
-    }
-
-    /// <summary>코드 생성/수정 도구인지 확인합니다 (Code 검증 대상).</summary>
-    private static bool IsCodeVerificationTarget(string toolName)
-    {
-        return toolName is "file_write" or "file_edit" or "script_create"
-            or "process"; // 빌드/테스트 실행 결과 검증
-    }
-
-    /// <summary>
-    /// 문서 생성 도구 실행 후 검증 전용 LLM 호출을 삽입합니다.
-    /// LLM에게 생성된 파일을 읽고 품질을 평가하도록 강제합니다.
-    /// OpenHands 등 오픈소스에서는 이런 강제 검증이 없으며, AX Copilot 차별화 포인트입니다.
-    /// </summary>
-    /// <summary>읽기 전용 검증 도구 목록 (file_read만 허용)</summary>
-    private static readonly HashSet<string> VerificationAllowedTools = ["file_read", "directory_list"];
-
-    private async Task RunPostToolVerificationAsync(
-        List<ChatMessage> messages, string toolName, ToolResult result,
-        AgentContext context, CancellationToken ct)
-    {
-        EmitEvent(AgentEventType.Thinking, "", "🔍 생성 결과물 검증 중...");
-
-        // 생성된 파일 경로 추출
-        var filePath = result.FilePath ?? "";
-        var fileRef = string.IsNullOrEmpty(filePath) ? "방금 생성한 결과물" : $"파일 '{filePath}'";
-
-        // 탭별 검증 프롬프트 생성 — 읽기 + 보고만 (수정 금지)
-        var isCodeTab = context.ActiveTab == "Code";
-        var checkList = isCodeTab
-            ? "   - 구문 오류가 없는가?\n" +
-              "   - 참조하는 클래스/메서드/변수가 존재하는가?\n" +
-              "   - 코딩 컨벤션이 일관적인가?\n" +
-              "   - 에지 케이스 처리가 누락되지 않았는가?"
-            : "   - 사용자 요청에 맞는 내용이 모두 포함되었는가?\n" +
-              "   - 구조와 형식이 올바른가?\n" +
-              "   - 누락된 섹션이나 불완전한 내용이 없는가?\n" +
-              "   - 한국어 맞춤법/표현이 자연스러운가?";
-
-        var verificationPrompt = new ChatMessage
-        {
-            Role = "user",
-            Content = $"[System:Verification] {fileRef}을 검증하세요.\n" +
-                      "1. file_read 도구로 생성된 파일의 내용을 읽으세요.\n" +
-                      "2. 다음 항목을 확인하세요:\n" +
-                      checkList + "\n" +
-                      "3. 결과를 간단히 보고하세요. 문제가 있으면 구체적으로 무엇이 잘못되었는지 설명하세요.\n" +
-                      "⚠️ 중요: 이 단계에서는 파일을 직접 수정하지 마세요. 보고만 하세요."
-        };
-
-        // 검증 메시지를 임시로 추가 (검증 완료 후 전부 제거)
-        var insertIndex = messages.Count;
-        messages.Add(verificationPrompt);
-        var addedMessages = new List<ChatMessage> { verificationPrompt };
-
-        try
-        {
-            // 읽기 전용 도구만 제공 (file_write, file_edit 등 쓰기 도구 차단)
-            var allTools = _tools.GetActiveTools(_settings.Settings.Llm.DisabledTools);
-            var readOnlyTools = allTools
-                .Where(t => VerificationAllowedTools.Contains(t.Name))
-                .ToList();
-
-            var verifyBlocks = await _llm.SendWithToolsAsync(messages, readOnlyTools, ct);
-
-            // 검증 응답 처리
-            var verifyText = new List<string>();
-            var verifyToolCalls = new List<LlmService.ContentBlock>();
-
-            foreach (var block in verifyBlocks)
-            {
-                if (block.Type == "text" && !string.IsNullOrWhiteSpace(block.Text))
-                    verifyText.Add(block.Text);
-                else if (block.Type == "tool_use")
-                    verifyToolCalls.Add(block);
-            }
-
-            var verifyResponse = string.Join("\n", verifyText);
-
-            // file_read 도구 호출 처리 (읽기만 허용)
-            if (verifyToolCalls.Count > 0)
-            {
-                var contentBlocks = new List<object>();
-                if (!string.IsNullOrEmpty(verifyResponse))
-                    contentBlocks.Add(new { type = "text", text = verifyResponse });
-                foreach (var tc in verifyToolCalls)
-                    contentBlocks.Add(new { type = "tool_use", id = tc.ToolId, name = tc.ToolName, input = tc.ToolInput });
-                var assistantContent = System.Text.Json.JsonSerializer.Serialize(new { _tool_use_blocks = contentBlocks });
-                var assistantMsg = new ChatMessage { Role = "assistant", Content = assistantContent };
-                messages.Add(assistantMsg);
-                addedMessages.Add(assistantMsg);
-
-                foreach (var tc in verifyToolCalls)
-                {
-                    var tool = _tools.Get(tc.ToolName);
-                    if (tool == null)
-                    {
-                        var errMsg = LlmService.CreateToolResultMessage(tc.ToolId, tc.ToolName, "검증 단계에서는 읽기 도구만 사용 가능합니다.");
-                        messages.Add(errMsg);
-                        addedMessages.Add(errMsg);
-                        continue;
-                    }
-
-                    EmitEvent(AgentEventType.ToolCall, tc.ToolName, $"[검증] {FormatToolCallSummary(tc)}");
-                    try
-                    {
-                        var input = tc.ToolInput ?? System.Text.Json.JsonDocument.Parse("{}").RootElement;
-                        var verifyResult = await tool.ExecuteAsync(input, context, ct);
-                        var toolMsg = LlmService.CreateToolResultMessage(
-                            tc.ToolId, tc.ToolName, TruncateOutput(verifyResult.Output, Defaults.ToolResultTruncateLength));
-                        messages.Add(toolMsg);
-                        addedMessages.Add(toolMsg);
-                    }
-                    catch (Exception ex)
-                    {
-                        var errMsg = LlmService.CreateToolResultMessage(
-                            tc.ToolId, tc.ToolName, $"검증 도구 실행 오류: {ex.Message}");
-                        messages.Add(errMsg);
-                        addedMessages.Add(errMsg);
-                    }
-                }
-
-                // file_read 결과를 받은 후 최종 검증 판단을 받기 위해 한 번 더 호출
-                var finalBlocks = await _llm.SendWithToolsAsync(messages, readOnlyTools, ct);
-                verifyResponse = string.Join("\n",
-                    finalBlocks.Where(b => b.Type == "text" && !string.IsNullOrWhiteSpace(b.Text)).Select(b => b.Text));
-            }
-
-            // 검증 결과를 이벤트로 표시
-            if (!string.IsNullOrEmpty(verifyResponse))
-            {
-                var summary = verifyResponse.Length > Defaults.VerificationSummaryMaxLength ? verifyResponse[..Defaults.VerificationSummaryMaxLength] + "…" : verifyResponse;
-                EmitEvent(AgentEventType.Thinking, "", $"✅ 검증 결과: {summary}");
-
-                // 문제가 발견된 경우: 검증 보고서를 컨텍스트에 남겨서 다음 루프에서 자연스럽게 수정
-                var hasIssues = verifyResponse.Contains("문제") || verifyResponse.Contains("수정") ||
-                                verifyResponse.Contains("누락") || verifyResponse.Contains("오류") ||
-                                verifyResponse.Contains("잘못") || verifyResponse.Contains("부족");
-                if (hasIssues)
-                {
-                    // 검증 관련 임시 메시지를 모두 제거
-                    foreach (var msg in addedMessages)
-                        messages.Remove(msg);
-
-                    // 검증 보고서만 간결하게 남기기 (다음 루프에서 LLM이 자연스럽게 수정)
-                    messages.Add(new ChatMessage
-                    {
-                        Role = "user",
-                        Content = $"[System] 방금 생성한 {fileRef}에 대한 자동 검증 결과, 다음 문제가 발견되었습니다:\n{verifyResponse}\n\n위 문제를 수정해 주세요."
-                    });
-                    return;
-                }
-            }
-        }
-        catch (Exception ex)
-        {
-            EmitEvent(AgentEventType.Error, "", $"검증 LLM 호출 실패: {ex.Message}");
-        }
-
-        // 검증 통과 또는 실패: 임시 메시지 전부 제거 (컨텍스트 오염 방지)
-        foreach (var msg in addedMessages)
-            messages.Remove(msg);
-    }
-
     private AgentContext BuildContext(string? tabOverride = null)
     {
         var llm = _settings.Settings.Llm;
@@ -1186,149 +843,4 @@ public partial class AgentLoopService
             DevModeStepApproval = llm.DevModeStepApproval,
         };
     }
-
-    private void EmitEvent(AgentEventType type, string toolName, string summary,
-        string? filePath = null, int stepCurrent = 0, int stepTotal = 0, List<string>? steps = null,
-        long elapsedMs = 0, int inputTokens = 0, int outputTokens = 0,
-        string? toolInput = null, int iteration = 0)
-    {
-        // AgentLogLevel에 따라 이벤트 필터링
-        var logLevel = _settings.Settings.Llm.AgentLogLevel;
-
-        // simple: ToolCall, ToolResult, Error, Complete, StepStart, StepDone, Decision만
-        if (logLevel == "simple" && type is AgentEventType.Thinking or AgentEventType.Planning)
-            return;
-
-        // simple: Summary 200자 제한
-        if (logLevel == "simple" && summary.Length > 200)
-            summary = summary[..200] + "…";
-
-        // debug 아닌 경우 ToolInput 제거
-        if (logLevel != "debug")
-            toolInput = null;
-
-        var evt = new AgentEvent
-        {
-            Type = type,
-            ToolName = toolName,
-            Summary = summary,
-            FilePath = filePath,
-            Success = type != AgentEventType.Error,
-            StepCurrent = stepCurrent,
-            StepTotal = stepTotal,
-            Steps = steps,
-            ElapsedMs = elapsedMs,
-            InputTokens = inputTokens,
-            OutputTokens = outputTokens,
-            ToolInput = toolInput,
-            Iteration = iteration,
-        };
-
-        if (Dispatcher != null)
-            Dispatcher(() => { Events.Add(evt); EventOccurred?.Invoke(evt); });
-        else
-        {
-            Events.Add(evt);
-            EventOccurred?.Invoke(evt);
-        }
-    }
-
-    /// <summary>영향 범위 기반 의사결정 체크. 확인이 필요하면 메시지를 반환, 불필요하면 null.</summary>
-    private string? CheckDecisionRequired(LlmService.ContentBlock call, AgentContext context)
-    {
-        var level = _settings.Settings.Llm.AgentDecisionLevel ?? "normal";
-        var toolName = call.ToolName ?? "";
-        var input = call.ToolInput;
-
-        // Git 커밋 — 수준에 관계없이 무조건 확인
-        if (toolName == "git_tool")
-        {
-            var action = input?.TryGetProperty("action", out var a) == true ? a.GetString() : "";
-            if (action == "commit")
-            {
-                var msg = input?.TryGetProperty("args", out var m) == true ? m.GetString() : "";
-                return $"Git 커밋을 실행하시겠습니까?\n\n커밋 메시지: {msg}";
-            }
-        }
-
-        // minimal: 파일 삭제, 외부 명령만
-        if (level == "minimal")
-        {
-            // process 도구 (외부 명령 실행)
-            if (toolName == "process")
-            {
-                var cmd = input?.TryGetProperty("command", out var c) == true ? c.GetString() : "";
-                return $"외부 명령을 실행하시겠습니까?\n\n명령: {cmd}";
-            }
-            return null;
-        }
-
-        // normal: + 새 파일 생성, 여러 파일 수정, 문서 생성, 외부 명령
-        if (level == "normal" || level == "detailed")
-        {
-            // 외부 명령 실행
-            if (toolName == "process")
-            {
-                var cmd = input?.TryGetProperty("command", out var c) == true ? c.GetString() : "";
-                return $"외부 명령을 실행하시겠습니까?\n\n명령: {cmd}";
-            }
-
-            // 새 파일 생성
-            if (toolName == "file_write")
-            {
-                var path = input?.TryGetProperty("file_path", out var p) == true ? p.GetString() : "";
-                if (!string.IsNullOrEmpty(path))
-                {
-                    var fullPath = System.IO.Path.IsPathRooted(path) ? path
-                        : System.IO.Path.Combine(context.WorkFolder, path ?? "");
-                    if (!System.IO.File.Exists(fullPath))
-                        return $"새 파일을 생성하시겠습니까?\n\n경로: {path}";
-                }
-            }
-
-            // 문서 생성 (Excel, Word, HTML 등)
-            if (toolName is "excel_create" or "docx_create" or "html_create" or "csv_create" or "script_create")
-            {
-                var path = input?.TryGetProperty("file_path", out var p) == true ? p.GetString() : "";
-                return $"문서를 생성하시겠습니까?\n\n도구: {toolName}\n경로: {path}";
-            }
-
-            // 빌드/테스트 실행
-            if (toolName is "build_run" or "test_loop")
-            {
-                var action = input?.TryGetProperty("action", out var a) == true ? a.GetString() : "";
-                return $"빌드/테스트를 실행하시겠습니까?\n\n도구: {toolName}\n액션: {action}";
-            }
-        }
-
-        // detailed: 모든 파일 수정
-        if (level == "detailed")
-        {
-            if (toolName is "file_write" or "file_edit")
-            {
-                var path = input?.TryGetProperty("file_path", out var p) == true ? p.GetString() : "";
-                return $"파일을 수정하시겠습니까?\n\n경로: {path}";
-            }
-        }
-
-        return null;
-    }
-
-    private static string FormatToolCallSummary(LlmService.ContentBlock call)
-    {
-        if (call.ToolInput == null) return call.ToolName;
-        try
-        {
-            // 주요 파라미터만 표시
-            var input = call.ToolInput.Value;
-            if (input.TryGetProperty("path", out var path))
-                return $"{call.ToolName}: {path.GetString()}";
-            if (input.TryGetProperty("command", out var cmd))
-                return $"{call.ToolName}: {cmd.GetString()}";
-            if (input.TryGetProperty("pattern", out var pat))
-                return $"{call.ToolName}: {pat.GetString()}";
-            return call.ToolName;
-        }
-        catch (Exception) { return call.ToolName; }
-    }
 }

src/AxCopilot/Services/Agent/TemplateService.Css.cs

@@ -0,0 +1,559 @@
+namespace AxCopilot.Services.Agent;
+
+public static partial class TemplateService
+{
+    // ════════════════════════════════════════════════════════════════════
+    //  CSS 템플릿 정의
+    // ════════════════════════════════════════════════════════════════════
+
+    #region Modern — 현대적
+    private const string CssModern = """
+        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Inter', 'Segoe UI', 'Malgun Gothic', sans-serif;
+               background: #f5f5f7; color: #1d1d1f; line-height: 1.75; padding: 48px 24px; }
+        .container { max-width: 880px; margin: 0 auto; background: #fff;
+                     border-radius: 16px; padding: 56px 52px;
+                     box-shadow: 0 4px 24px rgba(0,0,0,0.06); }
+        h1 { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; color: #1d1d1f; margin-bottom: 4px; }
+        h2 { font-size: 20px; font-weight: 600; margin: 36px 0 14px; color: #1d1d1f;
+             padding-bottom: 8px; border-bottom: 2px solid #e5e5ea; }
+        h3 { font-size: 16px; font-weight: 600; margin: 24px 0 10px; color: #0071e3; }
+        .meta { font-size: 12px; color: #86868b; margin-bottom: 28px; letter-spacing: 0.3px; }
+        p { margin: 10px 0; font-size: 14.5px; }
+        table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 13.5px;
+                border-radius: 10px; overflow: hidden; }
+        th { background: #f5f5f7; text-align: left; padding: 12px 14px; font-weight: 600;
+             color: #1d1d1f; border-bottom: 2px solid #d2d2d7; }
+        td { padding: 10px 14px; border-bottom: 1px solid #f0f0f2; }
+        tr:hover td { background: #f9f9fb; }
+        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
+        li { margin: 5px 0; }
+        code { background: #f5f5f7; padding: 2px 8px; border-radius: 6px; font-size: 13px;
+               font-family: 'SF Mono', Consolas, monospace; color: #e3116c; }
+        pre { background: #1d1d1f; color: #f5f5f7; padding: 20px; border-radius: 12px;
+              overflow-x: auto; font-size: 13px; margin: 16px 0; line-height: 1.6; }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { border-left: 3px solid #0071e3; padding: 12px 20px; margin: 16px 0;
+                     background: #f0f7ff; color: #1d1d1f; border-radius: 0 8px 8px 0; font-size: 14px; }
+        .highlight { background: linear-gradient(120deg, #e0f0ff 0%, #f0e0ff 100%);
+                     padding: 16px 20px; border-radius: 10px; margin: 16px 0; }
+        .badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px;
+                 font-weight: 600; background: #0071e3; color: #fff; margin: 2px 4px 2px 0; }
+        """;
+    #endregion
+
+    #region Professional — 전문가
+    private const string CssProfessional = """
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Segoe UI', 'Malgun Gothic', Arial, sans-serif;
+               background: #eef1f5; color: #1e293b; line-height: 1.7; padding: 40px 20px; }
+        .container { max-width: 900px; margin: 0 auto; background: #fff;
+                     border-radius: 8px; padding: 48px;
+                     box-shadow: 0 1px 8px rgba(0,0,0,0.08);
+                     border-top: 4px solid #1e3a5f; }
+        h1 { font-size: 26px; font-weight: 700; color: #1e3a5f; margin-bottom: 4px; }
+        h2 { font-size: 18px; font-weight: 600; margin: 32px 0 12px; color: #1e3a5f;
+             border-bottom: 2px solid #c8d6e5; padding-bottom: 6px; }
+        h3 { font-size: 15px; font-weight: 600; margin: 22px 0 8px; color: #2c5282; }
+        .meta { font-size: 12px; color: #94a3b8; margin-bottom: 24px; border-bottom: 1px solid #e2e8f0;
+                padding-bottom: 12px; }
+        p { margin: 8px 0; font-size: 14px; }
+        table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 13.5px;
+                border: 1px solid #e2e8f0; }
+        th { background: #1e3a5f; color: #fff; text-align: left; padding: 10px 14px;
+             font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.5px; }
+        td { padding: 9px 14px; border-bottom: 1px solid #e2e8f0; }
+        tr:nth-child(even) td { background: #f8fafc; }
+        tr:hover td { background: #eef2ff; }
+        ul, ol { margin: 8px 0 8px 24px; }
+        li { margin: 4px 0; font-size: 14px; }
+        code { background: #f1f5f9; padding: 2px 6px; border-radius: 4px; font-size: 12.5px;
+               font-family: Consolas, monospace; color: #1e3a5f; }
+        pre { background: #0f172a; color: #e2e8f0; padding: 18px; border-radius: 6px;
+              overflow-x: auto; font-size: 12.5px; margin: 14px 0; }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { border-left: 4px solid #1e3a5f; padding: 10px 18px; margin: 14px 0;
+                     background: #f0f4f8; color: #334155; }
+        .callout { background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 6px;
+                   padding: 14px 18px; margin: 14px 0; font-size: 13.5px; }
+        .callout strong { color: #1e40af; }
+        """;
+    #endregion
+
+    #region Creative — 아이디어
+    private const string CssCreative = """
+        @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Poppins', 'Segoe UI', 'Malgun Gothic', sans-serif;
+               background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+               min-height: 100vh; color: #2d3748; line-height: 1.75; padding: 48px 24px; }
+        .container { max-width: 880px; margin: 0 auto; background: rgba(255,255,255,0.95);
+                     backdrop-filter: blur(20px); border-radius: 20px; padding: 52px;
+                     box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
+        h1 { font-size: 30px; font-weight: 700;
+             background: linear-gradient(135deg, #667eea, #e040fb);
+             -webkit-background-clip: text; -webkit-text-fill-color: transparent;
+             margin-bottom: 4px; }
+        h2 { font-size: 20px; font-weight: 600; margin: 36px 0 14px; color: #553c9a;
+             position: relative; padding-left: 16px; }
+        h2::before { content: ''; position: absolute; left: 0; top: 4px; width: 4px; height: 22px;
+                     background: linear-gradient(180deg, #667eea, #e040fb); border-radius: 4px; }
+        h3 { font-size: 16px; font-weight: 600; margin: 22px 0 10px; color: #7c3aed; }
+        .meta { font-size: 12px; color: #a0aec0; margin-bottom: 28px; }
+        p { margin: 10px 0; font-size: 14.5px; }
+        table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 18px 0;
+                font-size: 13.5px; border-radius: 12px; overflow: hidden;
+                box-shadow: 0 4px 12px rgba(102,126,234,0.1); }
+        th { background: linear-gradient(135deg, #667eea, #764ba2); color: #fff;
+             text-align: left; padding: 12px 14px; font-weight: 600; }
+        td { padding: 10px 14px; border-bottom: 1px solid #f0e7fe; }
+        tr:hover td { background: #faf5ff; }
+        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
+        li { margin: 5px 0; }
+        li::marker { color: #7c3aed; }
+        code { background: #f5f3ff; padding: 2px 8px; border-radius: 6px; font-size: 13px;
+               font-family: 'Fira Code', Consolas, monospace; color: #7c3aed; }
+        pre { background: #1a1a2e; color: #e0d4f5; padding: 20px; border-radius: 14px;
+              overflow-x: auto; font-size: 13px; margin: 16px 0;
+              border: 1px solid rgba(124,58,237,0.2); }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { border-left: 4px solid #7c3aed; padding: 14px 20px; margin: 16px 0;
+                     background: linear-gradient(135deg, #f5f3ff, #faf5ff);
+                     border-radius: 0 12px 12px 0; font-style: italic; }
+        .card { background: #fff; border: 1px solid #e9d8fd; border-radius: 14px;
+                padding: 20px; margin: 14px 0; box-shadow: 0 2px 8px rgba(124,58,237,0.08); }
+        .tag { display: inline-block; padding: 3px 12px; border-radius: 20px; font-size: 11px;
+               font-weight: 500; background: linear-gradient(135deg, #667eea, #764ba2);
+               color: #fff; margin: 2px 4px 2px 0; }
+        """;
+    #endregion
+
+    #region Minimal — 미니멀
+    private const string CssMinimal = """
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Georgia', 'Batang', serif;
+               background: #fff; color: #222; line-height: 1.85; padding: 60px 24px; }
+        .container { max-width: 720px; margin: 0 auto; padding: 0; }
+        h1 { font-size: 32px; font-weight: 400; color: #000; margin-bottom: 4px;
+             letter-spacing: -0.5px; }
+        h2 { font-size: 20px; font-weight: 400; margin: 40px 0 14px; color: #000;
+             border-bottom: 1px solid #ddd; padding-bottom: 8px; }
+        h3 { font-size: 16px; font-weight: 600; margin: 28px 0 10px; color: #333; }
+        .meta { font-size: 12px; color: #999; margin-bottom: 36px; font-style: italic; }
+        p { margin: 12px 0; font-size: 15px; text-align: justify; }
+        table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px; }
+        th { text-align: left; padding: 8px 0; font-weight: 600; border-bottom: 2px solid #000;
+             font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: #555; }
+        td { padding: 8px 0; border-bottom: 1px solid #eee; }
+        tr:hover td { background: #fafafa; }
+        ul, ol { margin: 12px 0 12px 20px; font-size: 15px; }
+        li { margin: 6px 0; }
+        code { background: #f7f7f7; padding: 2px 6px; border-radius: 2px; font-size: 13px;
+               font-family: 'Courier New', monospace; }
+        pre { background: #f7f7f7; color: #333; padding: 18px; margin: 16px 0;
+              overflow-x: auto; font-size: 13px; border: 1px solid #e5e5e5; }
+        pre code { background: transparent; padding: 0; }
+        blockquote { border-left: 3px solid #000; padding: 8px 20px; margin: 16px 0;
+                     color: #555; font-style: italic; }
+        hr { border: none; border-top: 1px solid #ddd; margin: 32px 0; }
+        """;
+    #endregion
+
+    #region Elegant — 우아한
+    private const string CssElegant = """
+        @import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Source+Sans+3:wght@300;400;600&display=swap');
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Source Sans 3', 'Malgun Gothic', sans-serif;
+               background: #faf8f5; color: #3d3929; line-height: 1.75; padding: 48px 24px; }
+        .container { max-width: 860px; margin: 0 auto; background: #fff;
+                     border-radius: 4px; padding: 56px 52px;
+                     box-shadow: 0 1px 4px rgba(0,0,0,0.06);
+                     border: 1px solid #e8e4dd; }
+        h1 { font-family: 'Playfair Display', Georgia, serif; font-size: 30px;
+             font-weight: 700; color: #2c2416; margin-bottom: 6px; letter-spacing: -0.3px; }
+        h2 { font-family: 'Playfair Display', Georgia, serif; font-size: 20px;
+             font-weight: 600; margin: 36px 0 14px; color: #2c2416;
+             border-bottom: 1px solid #d4c9b8; padding-bottom: 8px; }
+        h3 { font-size: 15px; font-weight: 600; margin: 24px 0 10px; color: #8b7a5e; }
+        .meta { font-size: 12px; color: #b0a48e; margin-bottom: 28px; letter-spacing: 0.5px;
+                text-transform: uppercase; }
+        p { margin: 10px 0; font-size: 14.5px; }
+        table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 13.5px; }
+        th { background: #f8f5f0; text-align: left; padding: 10px 14px; font-weight: 600;
+             color: #5a4d38; border-bottom: 2px solid #d4c9b8; font-size: 12.5px;
+             letter-spacing: 0.5px; }
+        td { padding: 9px 14px; border-bottom: 1px solid #f0ece5; }
+        tr:hover td { background: #fdfcfa; }
+        ul, ol { margin: 10px 0 10px 26px; font-size: 14.5px; }
+        li { margin: 5px 0; }
+        code { background: #f8f5f0; padding: 2px 7px; border-radius: 3px; font-size: 12.5px;
+               font-family: 'Courier New', monospace; color: #8b6914; }
+        pre { background: #2c2416; color: #e8e0d0; padding: 18px; border-radius: 4px;
+              overflow-x: auto; font-size: 12.5px; margin: 16px 0; }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { border-left: 3px solid #c9a96e; padding: 12px 20px; margin: 16px 0;
+                     background: #fdf9f0; color: #5a4d38; font-style: italic;
+                     font-family: 'Playfair Display', Georgia, serif; }
+        .ornament { text-align: center; color: #c9a96e; font-size: 18px; margin: 24px 0; letter-spacing: 8px; }
+        """;
+    #endregion
+
+    #region Dark — 다크 모드
+    private const string CssDark = """
+        @import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&family=Inter:wght@300;400;500;600;700&display=swap');
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Inter', 'Segoe UI', 'Malgun Gothic', sans-serif;
+               background: #0d1117; color: #e6edf3; line-height: 1.75; padding: 48px 24px; }
+        .container { max-width: 880px; margin: 0 auto; background: #161b22;
+                     border-radius: 12px; padding: 52px;
+                     border: 1px solid #30363d;
+                     box-shadow: 0 8px 32px rgba(0,0,0,0.3); }
+        h1 { font-size: 28px; font-weight: 700; color: #f0f6fc; margin-bottom: 4px; }
+        h2 { font-size: 20px; font-weight: 600; margin: 36px 0 14px; color: #f0f6fc;
+             border-bottom: 1px solid #30363d; padding-bottom: 8px; }
+        h3 { font-size: 16px; font-weight: 600; margin: 24px 0 10px; color: #58a6ff; }
+        .meta { font-size: 12px; color: #8b949e; margin-bottom: 28px; }
+        p { margin: 10px 0; font-size: 14.5px; color: #c9d1d9; }
+        table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 13.5px;
+                border: 1px solid #30363d; border-radius: 8px; overflow: hidden; }
+        th { background: #21262d; text-align: left; padding: 10px 14px; font-weight: 600;
+             color: #f0f6fc; border-bottom: 1px solid #30363d; }
+        td { padding: 9px 14px; border-bottom: 1px solid #21262d; color: #c9d1d9; }
+        tr:hover td { background: #1c2128; }
+        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; color: #c9d1d9; }
+        li { margin: 5px 0; }
+        code { background: #1c2128; padding: 2px 8px; border-radius: 6px; font-size: 13px;
+               font-family: 'JetBrains Mono', Consolas, monospace; color: #79c0ff; }
+        pre { background: #0d1117; color: #c9d1d9; padding: 20px; border-radius: 8px;
+              overflow-x: auto; font-size: 13px; margin: 16px 0;
+              border: 1px solid #30363d; }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { border-left: 3px solid #58a6ff; padding: 12px 20px; margin: 16px 0;
+                     background: #161b22; color: #8b949e;
+                     border-radius: 0 8px 8px 0; }
+        a { color: #58a6ff; text-decoration: none; }
+        a:hover { text-decoration: underline; }
+        .label { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px;
+                 font-weight: 500; border: 1px solid #30363d; color: #8b949e; margin: 2px 4px 2px 0; }
+        """;
+    #endregion
+
+    #region Colorful — 컬러풀
+    private const string CssColorful = """
+        @import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;600;700;800&display=swap');
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Nunito', 'Segoe UI', 'Malgun Gothic', sans-serif;
+               background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 50%, #ffecd2 100%);
+               min-height: 100vh; color: #2d3436; line-height: 1.75; padding: 48px 24px; }
+        .container { max-width: 880px; margin: 0 auto; background: #fff;
+                     border-radius: 20px; padding: 52px;
+                     box-shadow: 0 12px 40px rgba(0,0,0,0.08); }
+        h1 { font-size: 30px; font-weight: 800; color: #e17055; margin-bottom: 4px; }
+        h2 { font-size: 20px; font-weight: 700; margin: 34px 0 14px; color: #6c5ce7;
+             padding: 6px 14px; background: #f8f0ff; border-radius: 8px; display: inline-block; }
+        h3 { font-size: 16px; font-weight: 700; margin: 22px 0 10px; color: #00b894; }
+        .meta { font-size: 12px; color: #b2bec3; margin-bottom: 28px; }
+        p { margin: 10px 0; font-size: 14.5px; }
+        table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 18px 0;
+                font-size: 13.5px; border-radius: 14px; overflow: hidden;
+                box-shadow: 0 2px 8px rgba(108,92,231,0.1); }
+        th { background: linear-gradient(135deg, #a29bfe, #6c5ce7); color: #fff;
+             text-align: left; padding: 12px 14px; font-weight: 700; }
+        td { padding: 10px 14px; border-bottom: 1px solid #f0f0f0; }
+        tr:hover td { background: #faf0ff; }
+        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
+        li { margin: 5px 0; }
+        li::marker { color: #e17055; font-weight: 700; }
+        code { background: #fff3e0; padding: 2px 8px; border-radius: 6px; font-size: 13px;
+               font-family: Consolas, monospace; color: #e17055; }
+        pre { background: #2d3436; color: #dfe6e9; padding: 20px; border-radius: 14px;
+              overflow-x: auto; font-size: 13px; margin: 16px 0; }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { border-left: 4px solid #fdcb6e; padding: 14px 20px; margin: 16px 0;
+                     background: #fffbf0; border-radius: 0 12px 12px 0; color: #636e72; }
+        .chip { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 12px;
+                font-weight: 700; color: #fff; margin: 3px 4px 3px 0; }
+        .chip-red { background: #e17055; } .chip-blue { background: #74b9ff; }
+        .chip-green { background: #00b894; } .chip-purple { background: #6c5ce7; }
+        .chip-yellow { background: #fdcb6e; color: #2d3436; }
+        """;
+    #endregion
+
+    #region Corporate — 기업 공식
+    private const string CssCorporate = """
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Segoe UI', 'Malgun Gothic', Arial, sans-serif;
+               background: #f2f2f2; color: #333; line-height: 1.65; padding: 32px 20px; }
+        .container { max-width: 900px; margin: 0 auto; background: #fff; padding: 0;
+                     box-shadow: 0 1px 4px rgba(0,0,0,0.1); }
+        .header-bar { background: #003366; color: #fff; padding: 28px 40px 20px;
+                      border-bottom: 3px solid #ff6600; }
+        .header-bar h1 { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 2px; }
+        .header-bar .meta { color: rgba(255,255,255,0.7); margin-bottom: 0; font-size: 12px; }
+        .body-content { padding: 36px 40px 40px; }
+        h1 { font-size: 22px; font-weight: 700; color: #003366; margin-bottom: 4px; }
+        h2 { font-size: 17px; font-weight: 600; margin: 28px 0 10px; color: #003366;
+             border-left: 4px solid #ff6600; padding-left: 12px; }
+        h3 { font-size: 14.5px; font-weight: 600; margin: 20px 0 8px; color: #004488; }
+        .meta { font-size: 11.5px; color: #999; margin-bottom: 20px; }
+        p { margin: 8px 0; font-size: 13.5px; }
+        table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 12.5px;
+                border: 1px solid #ddd; }
+        th { background: #003366; color: #fff; text-align: left; padding: 8px 12px;
+             font-weight: 600; font-size: 11.5px; }
+        td { padding: 7px 12px; border: 1px solid #e0e0e0; }
+        tr:nth-child(even) td { background: #f9f9f9; }
+        ul, ol { margin: 8px 0 8px 24px; font-size: 13.5px; }
+        li { margin: 3px 0; }
+        code { background: #f4f4f4; padding: 1px 5px; border-radius: 3px; font-size: 12px;
+               font-family: Consolas, monospace; }
+        pre { background: #f4f4f4; color: #333; padding: 14px; border-radius: 4px;
+              overflow-x: auto; font-size: 12px; margin: 12px 0; border: 1px solid #ddd; }
+        pre code { background: transparent; padding: 0; }
+        blockquote { border-left: 4px solid #ff6600; padding: 10px 16px; margin: 12px 0;
+                     background: #fff8f0; color: #555; }
+        .footer { text-align: center; font-size: 10.5px; color: #aaa; margin-top: 32px;
+                  padding-top: 12px; border-top: 1px solid #eee; }
+        .stamp { display: inline-block; border: 2px solid #003366; color: #003366; padding: 4px 16px;
+                 border-radius: 4px; font-size: 11px; font-weight: 700; text-transform: uppercase;
+                 letter-spacing: 1px; }
+        """;
+    #endregion
+
+    #region Magazine — 매거진
+    private const string CssMagazine = """
+        @import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@300;400;700;900&family=Open+Sans:wght@300;400;600;700&display=swap');
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Open Sans', 'Malgun Gothic', sans-serif;
+               background: #f0ece3; color: #2c2c2c; line-height: 1.7; padding: 48px 24px; }
+        .container { max-width: 900px; margin: 0 auto; background: #fff;
+                     border-radius: 2px; padding: 0; overflow: hidden;
+                     box-shadow: 0 4px 16px rgba(0,0,0,0.08); }
+        .hero { background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
+                padding: 48px 44px 36px; color: #fff; }
+        .hero h1 { font-family: 'Merriweather', Georgia, serif; font-size: 32px; font-weight: 900;
+                   line-height: 1.3; margin-bottom: 8px; }
+        .hero .meta { color: rgba(255,255,255,0.6); margin-bottom: 0; font-size: 13px; }
+        .content { padding: 40px 44px 44px; }
+        h1 { font-family: 'Merriweather', Georgia, serif; font-size: 28px; font-weight: 900;
+             color: #1a1a2e; margin-bottom: 4px; }
+        h2 { font-family: 'Merriweather', Georgia, serif; font-size: 20px; font-weight: 700;
+             margin: 36px 0 14px; color: #1a1a2e; }
+        h3 { font-size: 15px; font-weight: 700; margin: 24px 0 10px; color: #e94560;
+             text-transform: uppercase; letter-spacing: 1px; font-size: 12px; }
+        .meta { font-size: 12px; color: #999; margin-bottom: 24px; }
+        p { margin: 10px 0; font-size: 15px; }
+        p:first-of-type::first-letter { font-family: 'Merriweather', Georgia, serif;
+             font-size: 48px; float: left; line-height: 1; padding-right: 8px; color: #e94560;
+             font-weight: 900; }
+        table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 13.5px; }
+        th { background: #1a1a2e; color: #fff; text-align: left; padding: 10px 14px;
+             font-weight: 600; }
+        td { padding: 9px 14px; border-bottom: 1px solid #eee; }
+        tr:hover td { background: #fafafa; }
+        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
+        li { margin: 5px 0; }
+        code { background: #f5f5f5; padding: 2px 6px; border-radius: 3px; font-size: 12.5px;
+               font-family: 'Courier New', monospace; }
+        pre { background: #1a1a2e; color: #e0e0e0; padding: 18px; border-radius: 4px;
+              overflow-x: auto; font-size: 12.5px; margin: 16px 0; }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { font-family: 'Merriweather', Georgia, serif; font-size: 18px;
+                     font-style: italic; color: #555; border: none; padding: 20px 0; margin: 24px 0;
+                     text-align: center; position: relative; }
+        blockquote::before { content: '\201C'; font-size: 60px; color: #e94560;
+                             position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
+                             opacity: 0.3; }
+        .pullquote { font-size: 20px; font-family: 'Merriweather', Georgia, serif;
+                     font-weight: 700; color: #e94560; border-top: 3px solid #e94560;
+                     border-bottom: 3px solid #e94560; padding: 16px 0; margin: 24px 0;
+                     text-align: center; }
+        """;
+    #endregion
+
+    #region Dashboard — 대시보드
+    private const string CssDashboard = """
+        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
+        * { margin:0; padding:0; box-sizing:border-box; }
+        body { font-family: 'Inter', 'Segoe UI', 'Malgun Gothic', sans-serif;
+               background: #f0f2f5; color: #1a1a2e; line-height: 1.6; padding: 32px 24px; }
+        .container { max-width: 1000px; margin: 0 auto; padding: 0; background: transparent; }
+        h1 { font-size: 26px; font-weight: 700; color: #1a1a2e; margin-bottom: 4px; }
+        h2 { font-size: 17px; font-weight: 600; margin: 28px 0 14px; color: #1a1a2e; }
+        h3 { font-size: 14px; font-weight: 600; margin: 18px 0 8px; color: #6c7893; }
+        .meta { font-size: 12px; color: #8c95a6; margin-bottom: 24px; }
+        p { margin: 8px 0; font-size: 13.5px; color: #4a5568; }
+        .kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+                    gap: 16px; margin: 20px 0; }
+        .kpi-card { background: #fff; border-radius: 12px; padding: 20px;
+                    box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
+        .kpi-card .kpi-label { font-size: 12px; color: #8c95a6; font-weight: 500;
+                               text-transform: uppercase; letter-spacing: 0.5px; }
+        .kpi-card .kpi-value { font-size: 28px; font-weight: 700; color: #1a1a2e; margin: 4px 0; }
+        .kpi-card .kpi-change { font-size: 12px; font-weight: 600; }
+        .kpi-up { color: #10b981; } .kpi-down { color: #ef4444; }
+        .chart-area { background: #fff; border-radius: 12px; padding: 24px; margin: 16px 0;
+                      box-shadow: 0 1px 4px rgba(0,0,0,0.06); min-height: 200px; }
+        table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 13px;
+                background: #fff; border-radius: 10px; overflow: hidden;
+                box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
+        th { background: #f7f8fa; text-align: left; padding: 10px 14px; font-weight: 600;
+             color: #6c7893; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.5px;
+             border-bottom: 1px solid #edf0f4; }
+        td { padding: 10px 14px; border-bottom: 1px solid #f3f4f6; }
+        tr:hover td { background: #f9fafb; }
+        ul, ol { margin: 8px 0 8px 24px; font-size: 13.5px; }
+        li { margin: 4px 0; }
+        code { background: #f1f3f5; padding: 2px 7px; border-radius: 5px; font-size: 12px;
+               font-family: 'JetBrains Mono', Consolas, monospace; }
+        pre { background: #1a1a2e; color: #c9d1d9; padding: 18px; border-radius: 10px;
+              overflow-x: auto; font-size: 12px; margin: 14px 0; }
+        pre code { background: transparent; color: inherit; padding: 0; }
+        blockquote { border-left: 3px solid #4b5efc; padding: 10px 16px; margin: 14px 0;
+                     background: #f0f0ff; border-radius: 0 8px 8px 0; font-size: 13px; }
+        .status-badge { display: inline-block; padding: 2px 10px; border-radius: 12px;
+                        font-size: 11px; font-weight: 600; }
+        .status-ok { background: #d1fae5; color: #065f46; }
+        .status-warn { background: #fef3c7; color: #92400e; }
+        .status-err { background: #fee2e2; color: #991b1b; }
+        """;
+    #endregion
+
+    // ════════════════════════════════════════════════════════════════════
+    //  공통 CSS 컴포넌트 (모든 무드에 자동 첨부)
+    // ════════════════════════════════════════════════════════════════════
+
+    #region Shared — 공통 컴포넌트
+    private const string CssShared = """
+
+        /* ── 목차 (TOC) ── */
+        nav.toc { background: #f8f9fa; border: 1px solid #e9ecef; border-radius: 10px;
+                  padding: 20px 28px; margin: 24px 0 32px; }
+        nav.toc h2 { font-size: 15px; font-weight: 700; margin: 0 0 12px; padding: 0; border: none;
+                     color: inherit; display: block; background: none; }
+        nav.toc ul { list-style: none; margin: 0; padding: 0; }
+        nav.toc li { margin: 4px 0; }
+        nav.toc li.toc-h3 { padding-left: 18px; }
+        nav.toc a { text-decoration: none; color: #4b5efc; font-size: 13.5px; }
+        nav.toc a:hover { text-decoration: underline; }
+
+        /* ── 커버 페이지 ── */
+        .cover-page { text-align: center; padding: 80px 40px 60px; margin: -56px -52px 40px;
+                      border-radius: 16px 16px 0 0; position: relative; overflow: hidden;
+                      background: linear-gradient(135deg, #4b5efc 0%, #7c3aed 100%); color: #fff; }
+        .cover-page h1 { font-size: 36px; font-weight: 800; margin-bottom: 12px; color: #fff;
+                         -webkit-text-fill-color: #fff; }
+        .cover-page .cover-subtitle { font-size: 18px; opacity: 0.9; margin-bottom: 24px; }
+        .cover-page .cover-meta { font-size: 13px; opacity: 0.7; }
+        .cover-page .cover-divider { width: 60px; height: 3px; background: rgba(255,255,255,0.5);
+                                     margin: 20px auto; border-radius: 2px; }
+
+        /* ── 콜아웃 (callout) ── */
+        .callout { border-radius: 8px; padding: 16px 20px; margin: 16px 0; font-size: 14px;
+                   border-left: 4px solid; display: flex; gap: 10px; align-items: flex-start; }
+        .callout::before { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
+        .callout-info { background: #eff6ff; border-color: #3b82f6; color: #1e40af; }
+        .callout-info::before { content: 'ℹ️'; }
+        .callout-warning { background: #fffbeb; border-color: #f59e0b; color: #92400e; }
+        .callout-warning::before { content: '⚠️'; }
+        .callout-tip { background: #f0fdf4; border-color: #22c55e; color: #166534; }
+        .callout-tip::before { content: '💡'; }
+        .callout-danger { background: #fef2f2; border-color: #ef4444; color: #991b1b; }
+        .callout-danger::before { content: '🚨'; }
+        .callout-note { background: #f5f3ff; border-color: #8b5cf6; color: #5b21b6; }
+        .callout-note::before { content: '📝'; }
+
+        /* ── 배지 (badge) — 공통 ── */
+        .badge, .tag, .chip { display: inline-block; padding: 3px 10px; border-radius: 20px;
+                               font-size: 11px; font-weight: 600; margin: 2px 4px 2px 0; }
+        .badge-blue { background: #dbeafe; color: #1e40af; }
+        .badge-green { background: #d1fae5; color: #065f46; }
+        .badge-red { background: #fee2e2; color: #991b1b; }
+        .badge-yellow { background: #fef3c7; color: #92400e; }
+        .badge-purple { background: #ede9fe; color: #5b21b6; }
+        .badge-gray { background: #f3f4f6; color: #374151; }
+        .badge-orange { background: #ffedd5; color: #9a3412; }
+
+        /* ── 하이라이트 박스 ── */
+        .highlight-box { background: linear-gradient(120deg, #e0f0ff 0%, #f0e0ff 100%);
+                         padding: 16px 20px; border-radius: 10px; margin: 16px 0; }
+
+        /* ── CSS 차트 (bar/horizontal) ── */
+        .chart-bar { margin: 20px 0; }
+        .chart-bar .bar-item { display: flex; align-items: center; margin: 6px 0; gap: 10px; }
+        .chart-bar .bar-label { min-width: 100px; font-size: 13px; text-align: right; flex-shrink: 0; }
+        .chart-bar .bar-track { flex: 1; background: #e5e7eb; border-radius: 6px; height: 22px;
+                                overflow: hidden; }
+        .chart-bar .bar-fill { height: 100%; border-radius: 6px; display: flex; align-items: center;
+                               padding: 0 8px; font-size: 11px; font-weight: 600; color: #fff;
+                               transition: width 0.3s ease; min-width: fit-content; }
+        .bar-fill.blue { background: #3b82f6; } .bar-fill.green { background: #22c55e; }
+        .bar-fill.red { background: #ef4444; } .bar-fill.yellow { background: #f59e0b; }
+        .bar-fill.purple { background: #8b5cf6; } .bar-fill.orange { background: #f97316; }
+
+        /* ── CSS 도넛 차트 ── */
+        .chart-donut { width: 160px; height: 160px; border-radius: 50%; margin: 20px auto;
+                       background: conic-gradient(var(--seg1-color, #3b82f6) 0% var(--seg1, 0%),
+                                                  var(--seg2-color, #22c55e) var(--seg1, 0%) var(--seg2, 0%),
+                                                  var(--seg3-color, #f59e0b) var(--seg2, 0%) var(--seg3, 0%),
+                                                  var(--seg4-color, #ef4444) var(--seg3, 0%) var(--seg4, 0%),
+                                                  #e5e7eb var(--seg4, 0%) 100%);
+                       display: flex; align-items: center; justify-content: center; position: relative; }
+        .chart-donut::after { content: ''; width: 100px; height: 100px; background: #fff;
+                              border-radius: 50%; position: absolute; }
+        .chart-donut .donut-label { position: absolute; z-index: 1; font-size: 18px; font-weight: 700; }
+
+        /* ── 진행률 바 ── */
+        .progress { background: #e5e7eb; border-radius: 8px; height: 10px; margin: 8px 0;
+                    overflow: hidden; }
+        .progress-fill { height: 100%; border-radius: 8px; background: #3b82f6; }
+
+        /* ── 타임라인 ── */
+        .timeline { position: relative; padding-left: 28px; margin: 20px 0; }
+        .timeline::before { content: ''; position: absolute; left: 8px; top: 0; bottom: 0;
+                            width: 2px; background: #e5e7eb; }
+        .timeline-item { position: relative; margin: 16px 0; }
+        .timeline-item::before { content: ''; position: absolute; left: -24px; top: 5px;
+                                 width: 12px; height: 12px; border-radius: 50%; background: #4b5efc;
+                                 border: 2px solid #fff; box-shadow: 0 0 0 2px #4b5efc; }
+        .timeline-item .timeline-date { font-size: 12px; color: #6b7280; font-weight: 600; }
+        .timeline-item .timeline-content { font-size: 14px; margin-top: 4px; }
+
+        /* ── 섹션 자동 번호 ── */
+        body { counter-reset: section; }
+        h2.numbered { counter-increment: section; counter-reset: subsection; }
+        h2.numbered::before { content: counter(section) '. '; }
+        h3.numbered { counter-increment: subsection; }
+        h3.numbered::before { content: counter(section) '-' counter(subsection) '. '; }
+
+        /* ── 그리드 레이아웃 ── */
+        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 16px 0; }
+        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 16px 0; }
+        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 16px 0; }
+
+        /* ── 카드 공통 ── */
+        .card { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px;
+                padding: 20px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
+        .card-header { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
+
+        /* ── 구분선 ── */
+        .divider { border: none; border-top: 1px solid #e5e7eb; margin: 32px 0; }
+        .divider-thick { border: none; border-top: 3px solid #e5e7eb; margin: 40px 0; }
+
+        /* ── 인쇄/PDF 최적화 ── */
+        @media print {
+            body { background: #fff !important; padding: 0 !important; }
+            .container { box-shadow: none !important; border: none !important;
+                         max-width: none !important; padding: 20px !important; }
+            .cover-page { break-after: page; }
+            h2, h3 { break-after: avoid; }
+            table, figure, .chart-bar, .callout { break-inside: avoid; }
+            nav.toc { break-after: page; }
+            a { color: inherit !important; text-decoration: none !important; }
+            a[href]::after { content: ' (' attr(href) ')'; font-size: 10px; color: #999; }
+            .no-print { display: none !important; }
+        }
+        """;
+    #endregion
+}

src/AxCopilot/Services/Agent/TemplateService.cs

@@ -7,7 +7,7 @@ namespace AxCopilot.Services.Agent;
 /// 테마 무드(현대적, 전문가, 창의적 등)에 따라 CSS 스타일을 제공합니다.
 /// HtmlSkill, DocxSkill 등에서 호출하여 문서 생성 시 적용합니다.
 /// </summary>
-public static class TemplateService
+public static partial class TemplateService
 {
     /// <summary>사용 가능한 테마 무드 목록.</summary>
     public static readonly TemplateMood[] AvailableMoods =
@@ -173,561 +173,6 @@ public static class TemplateService
 
     /// <summary>무드 갤러리용 색상 정보.</summary>
     public record MoodColors(string Background, string CardBg, string PrimaryText, string SecondaryText, string Accent, string Border);
-
-    // ════════════════════════════════════════════════════════════════════
-    //  CSS 템플릿 정의
-    // ════════════════════════════════════════════════════════════════════
-
-    #region Modern — 현대적
-    private const string CssModern = """
-        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Inter', 'Segoe UI', 'Malgun Gothic', sans-serif;
-               background: #f5f5f7; color: #1d1d1f; line-height: 1.75; padding: 48px 24px; }
-        .container { max-width: 880px; margin: 0 auto; background: #fff;
-                     border-radius: 16px; padding: 56px 52px;
-                     box-shadow: 0 4px 24px rgba(0,0,0,0.06); }
-        h1 { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; color: #1d1d1f; margin-bottom: 4px; }
-        h2 { font-size: 20px; font-weight: 600; margin: 36px 0 14px; color: #1d1d1f;
-             padding-bottom: 8px; border-bottom: 2px solid #e5e5ea; }
-        h3 { font-size: 16px; font-weight: 600; margin: 24px 0 10px; color: #0071e3; }
-        .meta { font-size: 12px; color: #86868b; margin-bottom: 28px; letter-spacing: 0.3px; }
-        p { margin: 10px 0; font-size: 14.5px; }
-        table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 13.5px;
-                border-radius: 10px; overflow: hidden; }
-        th { background: #f5f5f7; text-align: left; padding: 12px 14px; font-weight: 600;
-             color: #1d1d1f; border-bottom: 2px solid #d2d2d7; }
-        td { padding: 10px 14px; border-bottom: 1px solid #f0f0f2; }
-        tr:hover td { background: #f9f9fb; }
-        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
-        li { margin: 5px 0; }
-        code { background: #f5f5f7; padding: 2px 8px; border-radius: 6px; font-size: 13px;
-               font-family: 'SF Mono', Consolas, monospace; color: #e3116c; }
-        pre { background: #1d1d1f; color: #f5f5f7; padding: 20px; border-radius: 12px;
-              overflow-x: auto; font-size: 13px; margin: 16px 0; line-height: 1.6; }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { border-left: 3px solid #0071e3; padding: 12px 20px; margin: 16px 0;
-                     background: #f0f7ff; color: #1d1d1f; border-radius: 0 8px 8px 0; font-size: 14px; }
-        .highlight { background: linear-gradient(120deg, #e0f0ff 0%, #f0e0ff 100%);
-                     padding: 16px 20px; border-radius: 10px; margin: 16px 0; }
-        .badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px;
-                 font-weight: 600; background: #0071e3; color: #fff; margin: 2px 4px 2px 0; }
-        """;
-    #endregion
-
-    #region Professional — 전문가
-    private const string CssProfessional = """
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Segoe UI', 'Malgun Gothic', Arial, sans-serif;
-               background: #eef1f5; color: #1e293b; line-height: 1.7; padding: 40px 20px; }
-        .container { max-width: 900px; margin: 0 auto; background: #fff;
-                     border-radius: 8px; padding: 48px;
-                     box-shadow: 0 1px 8px rgba(0,0,0,0.08);
-                     border-top: 4px solid #1e3a5f; }
-        h1 { font-size: 26px; font-weight: 700; color: #1e3a5f; margin-bottom: 4px; }
-        h2 { font-size: 18px; font-weight: 600; margin: 32px 0 12px; color: #1e3a5f;
-             border-bottom: 2px solid #c8d6e5; padding-bottom: 6px; }
-        h3 { font-size: 15px; font-weight: 600; margin: 22px 0 8px; color: #2c5282; }
-        .meta { font-size: 12px; color: #94a3b8; margin-bottom: 24px; border-bottom: 1px solid #e2e8f0;
-                padding-bottom: 12px; }
-        p { margin: 8px 0; font-size: 14px; }
-        table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 13.5px;
-                border: 1px solid #e2e8f0; }
-        th { background: #1e3a5f; color: #fff; text-align: left; padding: 10px 14px;
-             font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.5px; }
-        td { padding: 9px 14px; border-bottom: 1px solid #e2e8f0; }
-        tr:nth-child(even) td { background: #f8fafc; }
-        tr:hover td { background: #eef2ff; }
-        ul, ol { margin: 8px 0 8px 24px; }
-        li { margin: 4px 0; font-size: 14px; }
-        code { background: #f1f5f9; padding: 2px 6px; border-radius: 4px; font-size: 12.5px;
-               font-family: Consolas, monospace; color: #1e3a5f; }
-        pre { background: #0f172a; color: #e2e8f0; padding: 18px; border-radius: 6px;
-              overflow-x: auto; font-size: 12.5px; margin: 14px 0; }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { border-left: 4px solid #1e3a5f; padding: 10px 18px; margin: 14px 0;
-                     background: #f0f4f8; color: #334155; }
-        .callout { background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 6px;
-                   padding: 14px 18px; margin: 14px 0; font-size: 13.5px; }
-        .callout strong { color: #1e40af; }
-        """;
-    #endregion
-
-    #region Creative — 아이디어
-    private const string CssCreative = """
-        @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Poppins', 'Segoe UI', 'Malgun Gothic', sans-serif;
-               background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-               min-height: 100vh; color: #2d3748; line-height: 1.75; padding: 48px 24px; }
-        .container { max-width: 880px; margin: 0 auto; background: rgba(255,255,255,0.95);
-                     backdrop-filter: blur(20px); border-radius: 20px; padding: 52px;
-                     box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
-        h1 { font-size: 30px; font-weight: 700;
-             background: linear-gradient(135deg, #667eea, #e040fb);
-             -webkit-background-clip: text; -webkit-text-fill-color: transparent;
-             margin-bottom: 4px; }
-        h2 { font-size: 20px; font-weight: 600; margin: 36px 0 14px; color: #553c9a;
-             position: relative; padding-left: 16px; }
-        h2::before { content: ''; position: absolute; left: 0; top: 4px; width: 4px; height: 22px;
-                     background: linear-gradient(180deg, #667eea, #e040fb); border-radius: 4px; }
-        h3 { font-size: 16px; font-weight: 600; margin: 22px 0 10px; color: #7c3aed; }
-        .meta { font-size: 12px; color: #a0aec0; margin-bottom: 28px; }
-        p { margin: 10px 0; font-size: 14.5px; }
-        table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 18px 0;
-                font-size: 13.5px; border-radius: 12px; overflow: hidden;
-                box-shadow: 0 4px 12px rgba(102,126,234,0.1); }
-        th { background: linear-gradient(135deg, #667eea, #764ba2); color: #fff;
-             text-align: left; padding: 12px 14px; font-weight: 600; }
-        td { padding: 10px 14px; border-bottom: 1px solid #f0e7fe; }
-        tr:hover td { background: #faf5ff; }
-        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
-        li { margin: 5px 0; }
-        li::marker { color: #7c3aed; }
-        code { background: #f5f3ff; padding: 2px 8px; border-radius: 6px; font-size: 13px;
-               font-family: 'Fira Code', Consolas, monospace; color: #7c3aed; }
-        pre { background: #1a1a2e; color: #e0d4f5; padding: 20px; border-radius: 14px;
-              overflow-x: auto; font-size: 13px; margin: 16px 0;
-              border: 1px solid rgba(124,58,237,0.2); }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { border-left: 4px solid #7c3aed; padding: 14px 20px; margin: 16px 0;
-                     background: linear-gradient(135deg, #f5f3ff, #faf5ff);
-                     border-radius: 0 12px 12px 0; font-style: italic; }
-        .card { background: #fff; border: 1px solid #e9d8fd; border-radius: 14px;
-                padding: 20px; margin: 14px 0; box-shadow: 0 2px 8px rgba(124,58,237,0.08); }
-        .tag { display: inline-block; padding: 3px 12px; border-radius: 20px; font-size: 11px;
-               font-weight: 500; background: linear-gradient(135deg, #667eea, #764ba2);
-               color: #fff; margin: 2px 4px 2px 0; }
-        """;
-    #endregion
-
-    #region Minimal — 미니멀
-    private const string CssMinimal = """
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Georgia', 'Batang', serif;
-               background: #fff; color: #222; line-height: 1.85; padding: 60px 24px; }
-        .container { max-width: 720px; margin: 0 auto; padding: 0; }
-        h1 { font-size: 32px; font-weight: 400; color: #000; margin-bottom: 4px;
-             letter-spacing: -0.5px; }
-        h2 { font-size: 20px; font-weight: 400; margin: 40px 0 14px; color: #000;
-             border-bottom: 1px solid #ddd; padding-bottom: 8px; }
-        h3 { font-size: 16px; font-weight: 600; margin: 28px 0 10px; color: #333; }
-        .meta { font-size: 12px; color: #999; margin-bottom: 36px; font-style: italic; }
-        p { margin: 12px 0; font-size: 15px; text-align: justify; }
-        table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px; }
-        th { text-align: left; padding: 8px 0; font-weight: 600; border-bottom: 2px solid #000;
-             font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: #555; }
-        td { padding: 8px 0; border-bottom: 1px solid #eee; }
-        tr:hover td { background: #fafafa; }
-        ul, ol { margin: 12px 0 12px 20px; font-size: 15px; }
-        li { margin: 6px 0; }
-        code { background: #f7f7f7; padding: 2px 6px; border-radius: 2px; font-size: 13px;
-               font-family: 'Courier New', monospace; }
-        pre { background: #f7f7f7; color: #333; padding: 18px; margin: 16px 0;
-              overflow-x: auto; font-size: 13px; border: 1px solid #e5e5e5; }
-        pre code { background: transparent; padding: 0; }
-        blockquote { border-left: 3px solid #000; padding: 8px 20px; margin: 16px 0;
-                     color: #555; font-style: italic; }
-        hr { border: none; border-top: 1px solid #ddd; margin: 32px 0; }
-        """;
-    #endregion
-
-    #region Elegant — 우아한
-    private const string CssElegant = """
-        @import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Source+Sans+3:wght@300;400;600&display=swap');
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Source Sans 3', 'Malgun Gothic', sans-serif;
-               background: #faf8f5; color: #3d3929; line-height: 1.75; padding: 48px 24px; }
-        .container { max-width: 860px; margin: 0 auto; background: #fff;
-                     border-radius: 4px; padding: 56px 52px;
-                     box-shadow: 0 1px 4px rgba(0,0,0,0.06);
-                     border: 1px solid #e8e4dd; }
-        h1 { font-family: 'Playfair Display', Georgia, serif; font-size: 30px;
-             font-weight: 700; color: #2c2416; margin-bottom: 6px; letter-spacing: -0.3px; }
-        h2 { font-family: 'Playfair Display', Georgia, serif; font-size: 20px;
-             font-weight: 600; margin: 36px 0 14px; color: #2c2416;
-             border-bottom: 1px solid #d4c9b8; padding-bottom: 8px; }
-        h3 { font-size: 15px; font-weight: 600; margin: 24px 0 10px; color: #8b7a5e; }
-        .meta { font-size: 12px; color: #b0a48e; margin-bottom: 28px; letter-spacing: 0.5px;
-                text-transform: uppercase; }
-        p { margin: 10px 0; font-size: 14.5px; }
-        table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 13.5px; }
-        th { background: #f8f5f0; text-align: left; padding: 10px 14px; font-weight: 600;
-             color: #5a4d38; border-bottom: 2px solid #d4c9b8; font-size: 12.5px;
-             letter-spacing: 0.5px; }
-        td { padding: 9px 14px; border-bottom: 1px solid #f0ece5; }
-        tr:hover td { background: #fdfcfa; }
-        ul, ol { margin: 10px 0 10px 26px; font-size: 14.5px; }
-        li { margin: 5px 0; }
-        code { background: #f8f5f0; padding: 2px 7px; border-radius: 3px; font-size: 12.5px;
-               font-family: 'Courier New', monospace; color: #8b6914; }
-        pre { background: #2c2416; color: #e8e0d0; padding: 18px; border-radius: 4px;
-              overflow-x: auto; font-size: 12.5px; margin: 16px 0; }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { border-left: 3px solid #c9a96e; padding: 12px 20px; margin: 16px 0;
-                     background: #fdf9f0; color: #5a4d38; font-style: italic;
-                     font-family: 'Playfair Display', Georgia, serif; }
-        .ornament { text-align: center; color: #c9a96e; font-size: 18px; margin: 24px 0; letter-spacing: 8px; }
-        """;
-    #endregion
-
-    #region Dark — 다크 모드
-    private const string CssDark = """
-        @import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&family=Inter:wght@300;400;500;600;700&display=swap');
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Inter', 'Segoe UI', 'Malgun Gothic', sans-serif;
-               background: #0d1117; color: #e6edf3; line-height: 1.75; padding: 48px 24px; }
-        .container { max-width: 880px; margin: 0 auto; background: #161b22;
-                     border-radius: 12px; padding: 52px;
-                     border: 1px solid #30363d;
-                     box-shadow: 0 8px 32px rgba(0,0,0,0.3); }
-        h1 { font-size: 28px; font-weight: 700; color: #f0f6fc; margin-bottom: 4px; }
-        h2 { font-size: 20px; font-weight: 600; margin: 36px 0 14px; color: #f0f6fc;
-             border-bottom: 1px solid #30363d; padding-bottom: 8px; }
-        h3 { font-size: 16px; font-weight: 600; margin: 24px 0 10px; color: #58a6ff; }
-        .meta { font-size: 12px; color: #8b949e; margin-bottom: 28px; }
-        p { margin: 10px 0; font-size: 14.5px; color: #c9d1d9; }
-        table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 13.5px;
-                border: 1px solid #30363d; border-radius: 8px; overflow: hidden; }
-        th { background: #21262d; text-align: left; padding: 10px 14px; font-weight: 600;
-             color: #f0f6fc; border-bottom: 1px solid #30363d; }
-        td { padding: 9px 14px; border-bottom: 1px solid #21262d; color: #c9d1d9; }
-        tr:hover td { background: #1c2128; }
-        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; color: #c9d1d9; }
-        li { margin: 5px 0; }
-        code { background: #1c2128; padding: 2px 8px; border-radius: 6px; font-size: 13px;
-               font-family: 'JetBrains Mono', Consolas, monospace; color: #79c0ff; }
-        pre { background: #0d1117; color: #c9d1d9; padding: 20px; border-radius: 8px;
-              overflow-x: auto; font-size: 13px; margin: 16px 0;
-              border: 1px solid #30363d; }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { border-left: 3px solid #58a6ff; padding: 12px 20px; margin: 16px 0;
-                     background: #161b22; color: #8b949e;
-                     border-radius: 0 8px 8px 0; }
-        a { color: #58a6ff; text-decoration: none; }
-        a:hover { text-decoration: underline; }
-        .label { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px;
-                 font-weight: 500; border: 1px solid #30363d; color: #8b949e; margin: 2px 4px 2px 0; }
-        """;
-    #endregion
-
-    #region Colorful — 컬러풀
-    private const string CssColorful = """
-        @import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;600;700;800&display=swap');
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Nunito', 'Segoe UI', 'Malgun Gothic', sans-serif;
-               background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 50%, #ffecd2 100%);
-               min-height: 100vh; color: #2d3436; line-height: 1.75; padding: 48px 24px; }
-        .container { max-width: 880px; margin: 0 auto; background: #fff;
-                     border-radius: 20px; padding: 52px;
-                     box-shadow: 0 12px 40px rgba(0,0,0,0.08); }
-        h1 { font-size: 30px; font-weight: 800; color: #e17055; margin-bottom: 4px; }
-        h2 { font-size: 20px; font-weight: 700; margin: 34px 0 14px; color: #6c5ce7;
-             padding: 6px 14px; background: #f8f0ff; border-radius: 8px; display: inline-block; }
-        h3 { font-size: 16px; font-weight: 700; margin: 22px 0 10px; color: #00b894; }
-        .meta { font-size: 12px; color: #b2bec3; margin-bottom: 28px; }
-        p { margin: 10px 0; font-size: 14.5px; }
-        table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 18px 0;
-                font-size: 13.5px; border-radius: 14px; overflow: hidden;
-                box-shadow: 0 2px 8px rgba(108,92,231,0.1); }
-        th { background: linear-gradient(135deg, #a29bfe, #6c5ce7); color: #fff;
-             text-align: left; padding: 12px 14px; font-weight: 700; }
-        td { padding: 10px 14px; border-bottom: 1px solid #f0f0f0; }
-        tr:hover td { background: #faf0ff; }
-        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
-        li { margin: 5px 0; }
-        li::marker { color: #e17055; font-weight: 700; }
-        code { background: #fff3e0; padding: 2px 8px; border-radius: 6px; font-size: 13px;
-               font-family: Consolas, monospace; color: #e17055; }
-        pre { background: #2d3436; color: #dfe6e9; padding: 20px; border-radius: 14px;
-              overflow-x: auto; font-size: 13px; margin: 16px 0; }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { border-left: 4px solid #fdcb6e; padding: 14px 20px; margin: 16px 0;
-                     background: #fffbf0; border-radius: 0 12px 12px 0; color: #636e72; }
-        .chip { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 12px;
-                font-weight: 700; color: #fff; margin: 3px 4px 3px 0; }
-        .chip-red { background: #e17055; } .chip-blue { background: #74b9ff; }
-        .chip-green { background: #00b894; } .chip-purple { background: #6c5ce7; }
-        .chip-yellow { background: #fdcb6e; color: #2d3436; }
-        """;
-    #endregion
-
-    #region Corporate — 기업 공식
-    private const string CssCorporate = """
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Segoe UI', 'Malgun Gothic', Arial, sans-serif;
-               background: #f2f2f2; color: #333; line-height: 1.65; padding: 32px 20px; }
-        .container { max-width: 900px; margin: 0 auto; background: #fff; padding: 0;
-                     box-shadow: 0 1px 4px rgba(0,0,0,0.1); }
-        .header-bar { background: #003366; color: #fff; padding: 28px 40px 20px;
-                      border-bottom: 3px solid #ff6600; }
-        .header-bar h1 { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 2px; }
-        .header-bar .meta { color: rgba(255,255,255,0.7); margin-bottom: 0; font-size: 12px; }
-        .body-content { padding: 36px 40px 40px; }
-        h1 { font-size: 22px; font-weight: 700; color: #003366; margin-bottom: 4px; }
-        h2 { font-size: 17px; font-weight: 600; margin: 28px 0 10px; color: #003366;
-             border-left: 4px solid #ff6600; padding-left: 12px; }
-        h3 { font-size: 14.5px; font-weight: 600; margin: 20px 0 8px; color: #004488; }
-        .meta { font-size: 11.5px; color: #999; margin-bottom: 20px; }
-        p { margin: 8px 0; font-size: 13.5px; }
-        table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 12.5px;
-                border: 1px solid #ddd; }
-        th { background: #003366; color: #fff; text-align: left; padding: 8px 12px;
-             font-weight: 600; font-size: 11.5px; }
-        td { padding: 7px 12px; border: 1px solid #e0e0e0; }
-        tr:nth-child(even) td { background: #f9f9f9; }
-        ul, ol { margin: 8px 0 8px 24px; font-size: 13.5px; }
-        li { margin: 3px 0; }
-        code { background: #f4f4f4; padding: 1px 5px; border-radius: 3px; font-size: 12px;
-               font-family: Consolas, monospace; }
-        pre { background: #f4f4f4; color: #333; padding: 14px; border-radius: 4px;
-              overflow-x: auto; font-size: 12px; margin: 12px 0; border: 1px solid #ddd; }
-        pre code { background: transparent; padding: 0; }
-        blockquote { border-left: 4px solid #ff6600; padding: 10px 16px; margin: 12px 0;
-                     background: #fff8f0; color: #555; }
-        .footer { text-align: center; font-size: 10.5px; color: #aaa; margin-top: 32px;
-                  padding-top: 12px; border-top: 1px solid #eee; }
-        .stamp { display: inline-block; border: 2px solid #003366; color: #003366; padding: 4px 16px;
-                 border-radius: 4px; font-size: 11px; font-weight: 700; text-transform: uppercase;
-                 letter-spacing: 1px; }
-        """;
-    #endregion
-
-    #region Magazine — 매거진
-    private const string CssMagazine = """
-        @import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@300;400;700;900&family=Open+Sans:wght@300;400;600;700&display=swap');
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Open Sans', 'Malgun Gothic', sans-serif;
-               background: #f0ece3; color: #2c2c2c; line-height: 1.7; padding: 48px 24px; }
-        .container { max-width: 900px; margin: 0 auto; background: #fff;
-                     border-radius: 2px; padding: 0; overflow: hidden;
-                     box-shadow: 0 4px 16px rgba(0,0,0,0.08); }
-        .hero { background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
-                padding: 48px 44px 36px; color: #fff; }
-        .hero h1 { font-family: 'Merriweather', Georgia, serif; font-size: 32px; font-weight: 900;
-                   line-height: 1.3; margin-bottom: 8px; }
-        .hero .meta { color: rgba(255,255,255,0.6); margin-bottom: 0; font-size: 13px; }
-        .content { padding: 40px 44px 44px; }
-        h1 { font-family: 'Merriweather', Georgia, serif; font-size: 28px; font-weight: 900;
-             color: #1a1a2e; margin-bottom: 4px; }
-        h2 { font-family: 'Merriweather', Georgia, serif; font-size: 20px; font-weight: 700;
-             margin: 36px 0 14px; color: #1a1a2e; }
-        h3 { font-size: 15px; font-weight: 700; margin: 24px 0 10px; color: #e94560;
-             text-transform: uppercase; letter-spacing: 1px; font-size: 12px; }
-        .meta { font-size: 12px; color: #999; margin-bottom: 24px; }
-        p { margin: 10px 0; font-size: 15px; }
-        p:first-of-type::first-letter { font-family: 'Merriweather', Georgia, serif;
-             font-size: 48px; float: left; line-height: 1; padding-right: 8px; color: #e94560;
-             font-weight: 900; }
-        table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 13.5px; }
-        th { background: #1a1a2e; color: #fff; text-align: left; padding: 10px 14px;
-             font-weight: 600; }
-        td { padding: 9px 14px; border-bottom: 1px solid #eee; }
-        tr:hover td { background: #fafafa; }
-        ul, ol { margin: 10px 0 10px 28px; font-size: 14.5px; }
-        li { margin: 5px 0; }
-        code { background: #f5f5f5; padding: 2px 6px; border-radius: 3px; font-size: 12.5px;
-               font-family: 'Courier New', monospace; }
-        pre { background: #1a1a2e; color: #e0e0e0; padding: 18px; border-radius: 4px;
-              overflow-x: auto; font-size: 12.5px; margin: 16px 0; }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { font-family: 'Merriweather', Georgia, serif; font-size: 18px;
-                     font-style: italic; color: #555; border: none; padding: 20px 0; margin: 24px 0;
-                     text-align: center; position: relative; }
-        blockquote::before { content: '\201C'; font-size: 60px; color: #e94560;
-                             position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
-                             opacity: 0.3; }
-        .pullquote { font-size: 20px; font-family: 'Merriweather', Georgia, serif;
-                     font-weight: 700; color: #e94560; border-top: 3px solid #e94560;
-                     border-bottom: 3px solid #e94560; padding: 16px 0; margin: 24px 0;
-                     text-align: center; }
-        """;
-    #endregion
-
-    #region Dashboard — 대시보드
-    private const string CssDashboard = """
-        @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
-        * { margin:0; padding:0; box-sizing:border-box; }
-        body { font-family: 'Inter', 'Segoe UI', 'Malgun Gothic', sans-serif;
-               background: #f0f2f5; color: #1a1a2e; line-height: 1.6; padding: 32px 24px; }
-        .container { max-width: 1000px; margin: 0 auto; padding: 0; background: transparent; }
-        h1 { font-size: 26px; font-weight: 700; color: #1a1a2e; margin-bottom: 4px; }
-        h2 { font-size: 17px; font-weight: 600; margin: 28px 0 14px; color: #1a1a2e; }
-        h3 { font-size: 14px; font-weight: 600; margin: 18px 0 8px; color: #6c7893; }
-        .meta { font-size: 12px; color: #8c95a6; margin-bottom: 24px; }
-        p { margin: 8px 0; font-size: 13.5px; color: #4a5568; }
-        .kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
-                    gap: 16px; margin: 20px 0; }
-        .kpi-card { background: #fff; border-radius: 12px; padding: 20px;
-                    box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
-        .kpi-card .kpi-label { font-size: 12px; color: #8c95a6; font-weight: 500;
-                               text-transform: uppercase; letter-spacing: 0.5px; }
-        .kpi-card .kpi-value { font-size: 28px; font-weight: 700; color: #1a1a2e; margin: 4px 0; }
-        .kpi-card .kpi-change { font-size: 12px; font-weight: 600; }
-        .kpi-up { color: #10b981; } .kpi-down { color: #ef4444; }
-        .chart-area { background: #fff; border-radius: 12px; padding: 24px; margin: 16px 0;
-                      box-shadow: 0 1px 4px rgba(0,0,0,0.06); min-height: 200px; }
-        table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 13px;
-                background: #fff; border-radius: 10px; overflow: hidden;
-                box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
-        th { background: #f7f8fa; text-align: left; padding: 10px 14px; font-weight: 600;
-             color: #6c7893; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.5px;
-             border-bottom: 1px solid #edf0f4; }
-        td { padding: 10px 14px; border-bottom: 1px solid #f3f4f6; }
-        tr:hover td { background: #f9fafb; }
-        ul, ol { margin: 8px 0 8px 24px; font-size: 13.5px; }
-        li { margin: 4px 0; }
-        code { background: #f1f3f5; padding: 2px 7px; border-radius: 5px; font-size: 12px;
-               font-family: 'JetBrains Mono', Consolas, monospace; }
-        pre { background: #1a1a2e; color: #c9d1d9; padding: 18px; border-radius: 10px;
-              overflow-x: auto; font-size: 12px; margin: 14px 0; }
-        pre code { background: transparent; color: inherit; padding: 0; }
-        blockquote { border-left: 3px solid #4b5efc; padding: 10px 16px; margin: 14px 0;
-                     background: #f0f0ff; border-radius: 0 8px 8px 0; font-size: 13px; }
-        .status-badge { display: inline-block; padding: 2px 10px; border-radius: 12px;
-                        font-size: 11px; font-weight: 600; }
-        .status-ok { background: #d1fae5; color: #065f46; }
-        .status-warn { background: #fef3c7; color: #92400e; }
-        .status-err { background: #fee2e2; color: #991b1b; }
-        """;
-    #endregion
-
-    // ════════════════════════════════════════════════════════════════════
-    //  공통 CSS 컴포넌트 (모든 무드에 자동 첨부)
-    // ════════════════════════════════════════════════════════════════════
-
-    #region Shared — 공통 컴포넌트
-    private const string CssShared = """
-
-        /* ── 목차 (TOC) ── */
-        nav.toc { background: #f8f9fa; border: 1px solid #e9ecef; border-radius: 10px;
-                  padding: 20px 28px; margin: 24px 0 32px; }
-        nav.toc h2 { font-size: 15px; font-weight: 700; margin: 0 0 12px; padding: 0; border: none;
-                     color: inherit; display: block; background: none; }
-        nav.toc ul { list-style: none; margin: 0; padding: 0; }
-        nav.toc li { margin: 4px 0; }
-        nav.toc li.toc-h3 { padding-left: 18px; }
-        nav.toc a { text-decoration: none; color: #4b5efc; font-size: 13.5px; }
-        nav.toc a:hover { text-decoration: underline; }
-
-        /* ── 커버 페이지 ── */
-        .cover-page { text-align: center; padding: 80px 40px 60px; margin: -56px -52px 40px;
-                      border-radius: 16px 16px 0 0; position: relative; overflow: hidden;
-                      background: linear-gradient(135deg, #4b5efc 0%, #7c3aed 100%); color: #fff; }
-        .cover-page h1 { font-size: 36px; font-weight: 800; margin-bottom: 12px; color: #fff;
-                         -webkit-text-fill-color: #fff; }
-        .cover-page .cover-subtitle { font-size: 18px; opacity: 0.9; margin-bottom: 24px; }
-        .cover-page .cover-meta { font-size: 13px; opacity: 0.7; }
-        .cover-page .cover-divider { width: 60px; height: 3px; background: rgba(255,255,255,0.5);
-                                     margin: 20px auto; border-radius: 2px; }
-
-        /* ── 콜아웃 (callout) ── */
-        .callout { border-radius: 8px; padding: 16px 20px; margin: 16px 0; font-size: 14px;
-                   border-left: 4px solid; display: flex; gap: 10px; align-items: flex-start; }
-        .callout::before { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
-        .callout-info { background: #eff6ff; border-color: #3b82f6; color: #1e40af; }
-        .callout-info::before { content: 'ℹ️'; }
-        .callout-warning { background: #fffbeb; border-color: #f59e0b; color: #92400e; }
-        .callout-warning::before { content: '⚠️'; }
-        .callout-tip { background: #f0fdf4; border-color: #22c55e; color: #166534; }
-        .callout-tip::before { content: '💡'; }
-        .callout-danger { background: #fef2f2; border-color: #ef4444; color: #991b1b; }
-        .callout-danger::before { content: '🚨'; }
-        .callout-note { background: #f5f3ff; border-color: #8b5cf6; color: #5b21b6; }
-        .callout-note::before { content: '📝'; }
-
-        /* ── 배지 (badge) — 공통 ── */
-        .badge, .tag, .chip { display: inline-block; padding: 3px 10px; border-radius: 20px;
-                               font-size: 11px; font-weight: 600; margin: 2px 4px 2px 0; }
-        .badge-blue { background: #dbeafe; color: #1e40af; }
-        .badge-green { background: #d1fae5; color: #065f46; }
-        .badge-red { background: #fee2e2; color: #991b1b; }
-        .badge-yellow { background: #fef3c7; color: #92400e; }
-        .badge-purple { background: #ede9fe; color: #5b21b6; }
-        .badge-gray { background: #f3f4f6; color: #374151; }
-        .badge-orange { background: #ffedd5; color: #9a3412; }
-
-        /* ── 하이라이트 박스 ── */
-        .highlight-box { background: linear-gradient(120deg, #e0f0ff 0%, #f0e0ff 100%);
-                         padding: 16px 20px; border-radius: 10px; margin: 16px 0; }
-
-        /* ── CSS 차트 (bar/horizontal) ── */
-        .chart-bar { margin: 20px 0; }
-        .chart-bar .bar-item { display: flex; align-items: center; margin: 6px 0; gap: 10px; }
-        .chart-bar .bar-label { min-width: 100px; font-size: 13px; text-align: right; flex-shrink: 0; }
-        .chart-bar .bar-track { flex: 1; background: #e5e7eb; border-radius: 6px; height: 22px;
-                                overflow: hidden; }
-        .chart-bar .bar-fill { height: 100%; border-radius: 6px; display: flex; align-items: center;
-                               padding: 0 8px; font-size: 11px; font-weight: 600; color: #fff;
-                               transition: width 0.3s ease; min-width: fit-content; }
-        .bar-fill.blue { background: #3b82f6; } .bar-fill.green { background: #22c55e; }
-        .bar-fill.red { background: #ef4444; } .bar-fill.yellow { background: #f59e0b; }
-        .bar-fill.purple { background: #8b5cf6; } .bar-fill.orange { background: #f97316; }
-
-        /* ── CSS 도넛 차트 ── */
-        .chart-donut { width: 160px; height: 160px; border-radius: 50%; margin: 20px auto;
-                       background: conic-gradient(var(--seg1-color, #3b82f6) 0% var(--seg1, 0%),
-                                                  var(--seg2-color, #22c55e) var(--seg1, 0%) var(--seg2, 0%),
-                                                  var(--seg3-color, #f59e0b) var(--seg2, 0%) var(--seg3, 0%),
-                                                  var(--seg4-color, #ef4444) var(--seg3, 0%) var(--seg4, 0%),
-                                                  #e5e7eb var(--seg4, 0%) 100%);
-                       display: flex; align-items: center; justify-content: center; position: relative; }
-        .chart-donut::after { content: ''; width: 100px; height: 100px; background: #fff;
-                              border-radius: 50%; position: absolute; }
-        .chart-donut .donut-label { position: absolute; z-index: 1; font-size: 18px; font-weight: 700; }
-
-        /* ── 진행률 바 ── */
-        .progress { background: #e5e7eb; border-radius: 8px; height: 10px; margin: 8px 0;
-                    overflow: hidden; }
-        .progress-fill { height: 100%; border-radius: 8px; background: #3b82f6; }
-
-        /* ── 타임라인 ── */
-        .timeline { position: relative; padding-left: 28px; margin: 20px 0; }
-        .timeline::before { content: ''; position: absolute; left: 8px; top: 0; bottom: 0;
-                            width: 2px; background: #e5e7eb; }
-        .timeline-item { position: relative; margin: 16px 0; }
-        .timeline-item::before { content: ''; position: absolute; left: -24px; top: 5px;
-                                 width: 12px; height: 12px; border-radius: 50%; background: #4b5efc;
-                                 border: 2px solid #fff; box-shadow: 0 0 0 2px #4b5efc; }
-        .timeline-item .timeline-date { font-size: 12px; color: #6b7280; font-weight: 600; }
-        .timeline-item .timeline-content { font-size: 14px; margin-top: 4px; }
-
-        /* ── 섹션 자동 번호 ── */
-        body { counter-reset: section; }
-        h2.numbered { counter-increment: section; counter-reset: subsection; }
-        h2.numbered::before { content: counter(section) '. '; }
-        h3.numbered { counter-increment: subsection; }
-        h3.numbered::before { content: counter(section) '-' counter(subsection) '. '; }
-
-        /* ── 그리드 레이아웃 ── */
-        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 16px 0; }
-        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 16px 0; }
-        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 16px 0; }
-
-        /* ── 카드 공통 ── */
-        .card { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px;
-                padding: 20px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
-        .card-header { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
-
-        /* ── 구분선 ── */
-        .divider { border: none; border-top: 1px solid #e5e7eb; margin: 32px 0; }
-        .divider-thick { border: none; border-top: 3px solid #e5e7eb; margin: 40px 0; }
-
-        /* ── 인쇄/PDF 최적화 ── */
-        @media print {
-            body { background: #fff !important; padding: 0 !important; }
-            .container { box-shadow: none !important; border: none !important;
-                         max-width: none !important; padding: 20px !important; }
-            .cover-page { break-after: page; }
-            h2, h3 { break-after: avoid; }
-            table, figure, .chart-bar, .callout { break-inside: avoid; }
-            nav.toc { break-after: page; }
-            a { color: inherit !important; text-decoration: none !important; }
-            a[href]::after { content: ' (' attr(href) ')'; font-size: 10px; color: #999; }
-            .no-print { display: none !important; }
-        }
-        """;
-    #endregion
 }
 
 /// <summary>테마 무드 정의.</summary>

src/AxCopilot/Services/LlmService.ClaudeTools.cs

@@ -0,0 +1,195 @@
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+using AxCopilot.Models;
+using AxCopilot.Services.Agent;
+
+namespace AxCopilot.Services;
+
+public partial class LlmService
+{
+    // ─── Claude Function Calling ───────────────────────────────────────
+
+    private async Task<List<ContentBlock>> SendClaudeWithToolsAsync(
+        List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools, CancellationToken ct)
+    {
+        var llm = _settings.Settings.Llm;
+        var apiKey = llm.ApiKey;
+        if (string.IsNullOrEmpty(apiKey))
+            throw new InvalidOperationException("Claude API 키가 설정되지 않았습니다.");
+
+        var body = BuildClaudeToolBody(messages, tools);
+        var json = JsonSerializer.Serialize(body);
+
+        using var req = new HttpRequestMessage(HttpMethod.Post, "https://api.anthropic.com/v1/messages");
+        req.Content = new StringContent(json, Encoding.UTF8, "application/json");
+        req.Headers.Add("x-api-key", apiKey);
+        req.Headers.Add("anthropic-version", "2023-06-01");
+
+        using var resp = await _http.SendAsync(req, ct);
+        if (!resp.IsSuccessStatusCode)
+        {
+            var errBody = await resp.Content.ReadAsStringAsync(ct);
+            throw new HttpRequestException(ClassifyHttpError(resp, errBody));
+        }
+
+        var respJson = await resp.Content.ReadAsStringAsync(ct);
+        using var doc = JsonDocument.Parse(respJson);
+        var root = doc.RootElement;
+
+        // 토큰 사용량
+        if (root.TryGetProperty("usage", out var usage))
+            TryParseClaudeUsageFromElement(usage);
+
+        // 컨텐츠 블록 파싱
+        var blocks = new List<ContentBlock>();
+        if (root.TryGetProperty("content", out var content))
+        {
+            foreach (var block in content.EnumerateArray())
+            {
+                var type = block.TryGetProperty("type", out var tp) ? tp.GetString() : "";
+                if (type == "text")
+                {
+                    blocks.Add(new ContentBlock
+                    {
+                        Type = "text",
+                        Text = block.TryGetProperty("text", out var txt) ? txt.GetString() ?? "" : ""
+                    });
+                }
+                else if (type == "tool_use")
+                {
+                    blocks.Add(new ContentBlock
+                    {
+                        Type = "tool_use",
+                        ToolName = block.TryGetProperty("name", out var nm) ? nm.GetString() ?? "" : "",
+                        ToolId = block.TryGetProperty("id", out var bid) ? bid.GetString() ?? "" : "",
+                        ToolInput = block.TryGetProperty("input", out var inp) ? inp.Clone() : null
+                    });
+                }
+            }
+        }
+
+        return blocks;
+    }
+
+    private object BuildClaudeToolBody(List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools)
+    {
+        var llm = _settings.Settings.Llm;
+        var msgs = new List<object>();
+
+        foreach (var m in messages)
+        {
+            if (m.Role == "system") continue;
+
+            // tool_result 메시지인지 확인
+            if (m.Role == "user" && m.Content.StartsWith("{\"type\":\"tool_result\""))
+            {
+                try
+                {
+                    using var doc = JsonDocument.Parse(m.Content);
+                    var root = doc.RootElement;
+                    msgs.Add(new
+                    {
+                        role = "user",
+                        content = new object[]
+                        {
+                            new
+                            {
+                                type = "tool_result",
+                                tool_use_id = root.TryGetProperty("tool_use_id", out var tuid) ? tuid.GetString() : "",
+                                content = root.TryGetProperty("content", out var tcont) ? tcont.GetString() : ""
+                            }
+                        }
+                    });
+                    continue;
+                }
+                catch (Exception) { /* 파싱 실패시 일반 메시지로 처리 */ }
+            }
+
+            // assistant 메시지에 tool_use 블록이 포함된 경우 (에이전트 루프)
+            if (m.Role == "assistant" && m.Content.StartsWith("{\"_tool_use_blocks\""))
+            {
+                try
+                {
+                    using var doc = JsonDocument.Parse(m.Content);
+                    if (!doc.RootElement.TryGetProperty("_tool_use_blocks", out var blocksArr)) throw new Exception();
+                    var contentList = new List<object>();
+                    foreach (var b in blocksArr.EnumerateArray())
+                    {
+                        var bType = b.TryGetProperty("type", out var bt) ? bt.GetString() : "";
+                        if (bType == "text")
+                            contentList.Add(new { type = "text", text = b.TryGetProperty("text", out var tx) ? tx.GetString() ?? "" : "" });
+                        else if (bType == "tool_use")
+                            contentList.Add(new
+                            {
+                                type = "tool_use",
+                                id = b.TryGetProperty("id", out var bid) ? bid.GetString() ?? "" : "",
+                                name = b.TryGetProperty("name", out var nm) ? nm.GetString() ?? "" : "",
+                                input = b.TryGetProperty("input", out var inp) ? (object)inp.Clone() : new { }
+                            });
+                    }
+                    msgs.Add(new { role = "assistant", content = contentList });
+                    continue;
+                }
+                catch (Exception) { /* 파싱 실패시 일반 메시지로 처리 */ }
+            }
+
+            // Claude Vision: 이미지가 있으면 content를 배열로 변환
+            if (m.Images?.Count > 0 && m.Role == "user")
+            {
+                var contentParts = new List<object>();
+                foreach (var img in m.Images)
+                    contentParts.Add(new { type = "image", source = new { type = "base64", media_type = img.MimeType, data = img.Base64 } });
+                contentParts.Add(new { type = "text", text = m.Content });
+                msgs.Add(new { role = m.Role, content = contentParts });
+            }
+            else
+            {
+                msgs.Add(new { role = m.Role, content = m.Content });
+            }
+        }
+
+        // 도구 정의
+        var toolDefs = tools.Select(t => new
+        {
+            name = t.Name,
+            description = t.Description,
+            input_schema = new
+            {
+                type = "object",
+                properties = t.Parameters.Properties.ToDictionary(
+                    kv => kv.Key,
+                    kv => BuildPropertySchema(kv.Value, false)),
+                required = t.Parameters.Required
+            }
+        }).ToArray();
+
+        // 시스템 프롬프트
+        var systemPrompt = messages.FirstOrDefault(m => m.Role == "system")?.Content ?? _systemPrompt;
+        var activeModel = ResolveModel();
+
+        if (!string.IsNullOrEmpty(systemPrompt))
+        {
+            return new
+            {
+                model = activeModel,
+                max_tokens = Math.Max(llm.MaxContextTokens, 4096),
+                temperature = llm.Temperature,
+                system = systemPrompt,
+                messages = msgs,
+                tools = toolDefs,
+                stream = false
+            };
+        }
+
+        return new
+        {
+            model = activeModel,
+            max_tokens = Math.Max(llm.MaxContextTokens, 4096),
+            temperature = llm.Temperature,
+            messages = msgs,
+            tools = toolDefs,
+            stream = false
+        };
+    }
+}

src/AxCopilot/Services/LlmService.GeminiTools.cs

@@ -0,0 +1,190 @@
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+using AxCopilot.Models;
+using AxCopilot.Services.Agent;
+
+namespace AxCopilot.Services;
+
+public partial class LlmService
+{
+    // ─── Gemini Function Calling ───────────────────────────────────────
+
+    private async Task<List<ContentBlock>> SendGeminiWithToolsAsync(
+        List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools, CancellationToken ct)
+    {
+        var llm = _settings.Settings.Llm;
+        var apiKey = ResolveApiKeyForService("gemini");
+        if (string.IsNullOrEmpty(apiKey))
+            throw new InvalidOperationException("Gemini API 키가 설정되지 않았습니다.");
+
+        var activeModel = ResolveModel();
+        var body = BuildGeminiToolBody(messages, tools);
+        var url = $"https://generativelanguage.googleapis.com/v1beta/models/{activeModel}:generateContent?key={apiKey}";
+        var json = JsonSerializer.Serialize(body);
+
+        using var content = new StringContent(json, Encoding.UTF8, "application/json");
+        using var resp = await _http.PostAsync(url, content, ct);
+        if (!resp.IsSuccessStatusCode)
+        {
+            var errBody = await resp.Content.ReadAsStringAsync(ct);
+            throw new HttpRequestException($"Gemini API 오류 ({resp.StatusCode}): {errBody}");
+        }
+
+        var respJson = await resp.Content.ReadAsStringAsync(ct);
+        using var doc = JsonDocument.Parse(respJson);
+        var root = doc.RootElement;
+
+        TryParseGeminiUsage(root);
+
+        var blocks = new List<ContentBlock>();
+        if (root.TryGetProperty("candidates", out var candidates) && candidates.GetArrayLength() > 0)
+        {
+            var firstCandidate = candidates[0];
+            if (firstCandidate.TryGetProperty("content", out var contentObj) &&
+                contentObj.TryGetProperty("parts", out var parts))
+            {
+                foreach (var part in parts.EnumerateArray())
+                {
+                    if (part.TryGetProperty("text", out var text))
+                    {
+                        blocks.Add(new ContentBlock { Type = "text", Text = text.GetString() ?? "" });
+                    }
+                    else if (part.TryGetProperty("functionCall", out var fc))
+                    {
+                        blocks.Add(new ContentBlock
+                        {
+                            Type = "tool_use",
+                            ToolName = fc.TryGetProperty("name", out var fcName) ? fcName.GetString() ?? "" : "",
+                            ToolId = Guid.NewGuid().ToString("N")[..12],
+                            ToolInput = fc.TryGetProperty("args", out var a) ? a.Clone() : null
+                        });
+                    }
+                }
+            }
+        }
+
+        return blocks;
+    }
+
+    private object BuildGeminiToolBody(List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools)
+    {
+        var contents = new List<object>();
+        foreach (var m in messages)
+        {
+            if (m.Role == "system") continue;
+            var role = m.Role == "assistant" ? "model" : "user";
+
+            // tool_result 메시지 처리
+            if (m.Role == "user" && m.Content.StartsWith("{\"type\":\"tool_result\""))
+            {
+                try
+                {
+                    using var doc = JsonDocument.Parse(m.Content);
+                    var root = doc.RootElement;
+                    var toolName = root.TryGetProperty("tool_name", out var tn) ? tn.GetString() ?? "" : "";
+                    var toolContent = root.TryGetProperty("content", out var tc) ? tc.GetString() ?? "" : "";
+                    contents.Add(new
+                    {
+                        role = "function",
+                        parts = new object[]
+                        {
+                            new
+                            {
+                                functionResponse = new
+                                {
+                                    name = toolName,
+                                    response = new { result = toolContent }
+                                }
+                            }
+                        }
+                    });
+                    continue;
+                }
+                catch (Exception) { }
+            }
+
+            // assistant 메시지에 tool_use 블록이 포함된 경우 (에이전트 루프)
+            if (m.Role == "assistant" && m.Content.StartsWith("{\"_tool_use_blocks\""))
+            {
+                try
+                {
+                    using var doc = JsonDocument.Parse(m.Content);
+                    if (doc.RootElement.TryGetProperty("_tool_use_blocks", out var blocksArr))
+                    {
+                        var parts = new List<object>();
+                        foreach (var b in blocksArr.EnumerateArray())
+                        {
+                            var bType = b.TryGetProperty("type", out var bt) ? bt.GetString() : "";
+                            if (bType == "text")
+                                parts.Add(new { text = b.TryGetProperty("text", out var tx) ? tx.GetString() ?? "" : "" });
+                            else if (bType == "tool_use")
+                                parts.Add(new
+                                {
+                                    functionCall = new
+                                    {
+                                        name = b.TryGetProperty("name", out var nm) ? nm.GetString() ?? "" : "",
+                                        args = b.TryGetProperty("input", out var inp) ? (object)inp.Clone() : new { }
+                                    }
+                                });
+                        }
+                        contents.Add(new { role = "model", parts });
+                        continue;
+                    }
+                }
+                catch (Exception) { }
+            }
+
+            // Gemini Vision: 이미지가 있으면 parts에 inlineData 추가
+            if (m.Images?.Count > 0 && m.Role == "user")
+            {
+                var imgParts = new List<object> { new { text = m.Content } };
+                foreach (var img in m.Images)
+                    imgParts.Add(new { inlineData = new { mimeType = img.MimeType, data = img.Base64 } });
+                contents.Add(new { role, parts = imgParts });
+            }
+            else
+            {
+                contents.Add(new { role, parts = new[] { new { text = m.Content } } });
+            }
+        }
+
+        // 도구 정의 (Gemini function_declarations 형식)
+        var funcDecls = tools.Select(t => new
+        {
+            name = t.Name,
+            description = t.Description,
+            parameters = new
+            {
+                type = "OBJECT",
+                properties = t.Parameters.Properties.ToDictionary(
+                    kv => kv.Key,
+                    kv => BuildPropertySchema(kv.Value, true)),
+                required = t.Parameters.Required
+            }
+        }).ToArray();
+
+        var systemInstruction = messages.FirstOrDefault(m => m.Role == "system");
+
+        var body = new Dictionary<string, object>
+        {
+            ["contents"] = contents,
+            ["tools"] = new[] { new { function_declarations = funcDecls } },
+            ["generationConfig"] = new
+            {
+                temperature = _settings.Settings.Llm.Temperature,
+                maxOutputTokens = _settings.Settings.Llm.MaxContextTokens,
+            }
+        };
+
+        if (systemInstruction != null)
+        {
+            body["systemInstruction"] = new
+            {
+                parts = new[] { new { text = systemInstruction.Content } }
+            };
+        }
+
+        return body;
+    }
+}

src/AxCopilot/Services/LlmService.OpenAiTools.cs

@@ -0,0 +1,251 @@
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+using AxCopilot.Models;
+using AxCopilot.Services.Agent;
+
+namespace AxCopilot.Services;
+
+public partial class LlmService
+{
+    // ─── OpenAI Compatible (Ollama / vLLM) Function Calling ──────────
+
+    private async Task<List<ContentBlock>> SendOpenAiWithToolsAsync(
+        List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools, CancellationToken ct)
+    {
+        var llm = _settings.Settings.Llm;
+        var activeService = ResolveService();
+        var body = BuildOpenAiToolBody(messages, tools);
+
+        // 등록 모델의 커스텀 엔드포인트 우선 사용 (ResolveServerInfo)
+        var (resolvedEp, _) = ResolveServerInfo();
+        var endpoint = string.IsNullOrEmpty(resolvedEp)
+            ? ResolveEndpointForService(activeService)
+            : resolvedEp;
+
+        var url = activeService.ToLowerInvariant() == "ollama"
+            ? endpoint.TrimEnd('/') + "/api/chat"
+            : endpoint.TrimEnd('/') + "/v1/chat/completions";
+        var json = JsonSerializer.Serialize(body);
+
+        using var req = new HttpRequestMessage(HttpMethod.Post, url)
+        {
+            Content = new StringContent(json, Encoding.UTF8, "application/json")
+        };
+        // CP4D 또는 Bearer 인증 적용
+        await ApplyAuthHeaderAsync(req, ct);
+
+        using var resp = await _http.SendAsync(req, ct);
+        if (!resp.IsSuccessStatusCode)
+        {
+            var errBody = await resp.Content.ReadAsStringAsync(ct);
+            var detail = ExtractErrorDetail(errBody);
+            LogService.Warn($"[ToolUse] {activeService} API 오류 ({resp.StatusCode}): {errBody}");
+
+            // 400 BadRequest → 도구 없이 일반 응답으로 폴백 시도
+            if ((int)resp.StatusCode == 400)
+                throw new ToolCallNotSupportedException(
+                    $"{activeService} API 오류 ({resp.StatusCode}): {detail}");
+
+            throw new HttpRequestException($"{activeService} API 오류 ({resp.StatusCode}): {detail}");
+        }
+
+        var respJson = await resp.Content.ReadAsStringAsync(ct);
+        using var doc = JsonDocument.Parse(respJson);
+        var root = doc.RootElement;
+
+        TryParseOpenAiUsage(root);
+
+        var blocks = new List<ContentBlock>();
+
+        // Ollama 형식: root.message
+        // OpenAI 형식: root.choices[0].message
+        JsonElement message;
+        if (root.TryGetProperty("message", out var ollamaMsg))
+            message = ollamaMsg;
+        else if (root.TryGetProperty("choices", out var choices) && choices.GetArrayLength() > 0)
+            message = choices[0].TryGetProperty("message", out var choiceMsg) ? choiceMsg : default;
+        else
+            return blocks;
+
+        // 텍스트 응답
+        if (message.TryGetProperty("content", out var content))
+        {
+            var text = content.GetString();
+            if (!string.IsNullOrWhiteSpace(text))
+                blocks.Add(new ContentBlock { Type = "text", Text = text });
+        }
+
+        // 도구 호출 (tool_calls 배열)
+        if (message.TryGetProperty("tool_calls", out var toolCalls))
+        {
+            foreach (var tc in toolCalls.EnumerateArray())
+            {
+                if (!tc.TryGetProperty("function", out var func)) continue;
+
+                // arguments: 표준(OpenAI)은 JSON 문자열, Ollama/qwen 등은 JSON 객체를 직접 반환하기도 함
+                JsonElement? parsedArgs = null;
+                if (func.TryGetProperty("arguments", out var argsEl))
+                {
+                    if (argsEl.ValueKind == JsonValueKind.String)
+                    {
+                        // 표준: 문자열로 감싸진 JSON → 파싱
+                        try
+                        {
+                            using var argsDoc = JsonDocument.Parse(argsEl.GetString() ?? "{}");
+                            parsedArgs = argsDoc.RootElement.Clone();
+                        }
+                        catch (Exception) { parsedArgs = null; }
+                    }
+                    else if (argsEl.ValueKind == JsonValueKind.Object || argsEl.ValueKind == JsonValueKind.Array)
+                    {
+                        // Ollama/qwen 방식: 이미 JSON 객체 — 그대로 사용
+                        parsedArgs = argsEl.Clone();
+                    }
+                }
+
+                blocks.Add(new ContentBlock
+                {
+                    Type = "tool_use",
+                    ToolName = func.TryGetProperty("name", out var fnm) ? fnm.GetString() ?? "" : "",
+                    ToolId = tc.TryGetProperty("id", out var id) ? id.GetString() ?? Guid.NewGuid().ToString("N")[..12] : Guid.NewGuid().ToString("N")[..12],
+                    ToolInput = parsedArgs,
+                });
+            }
+        }
+
+        return blocks;
+    }
+
+    private object BuildOpenAiToolBody(List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools)
+    {
+        var llm = _settings.Settings.Llm;
+        var msgs = new List<object>();
+
+        foreach (var m in messages)
+        {
+            // tool_result 메시지 → OpenAI tool 응답 형식
+            if (m.Role == "user" && m.Content.StartsWith("{\"type\":\"tool_result\""))
+            {
+                try
+                {
+                    using var doc = JsonDocument.Parse(m.Content);
+                    var root = doc.RootElement;
+                    msgs.Add(new
+                    {
+                        role = "tool",
+                        tool_call_id = root.GetProperty("tool_use_id").GetString(),
+                        content = root.GetProperty("content").GetString(),
+                    });
+                    continue;
+                }
+                catch (Exception) { }
+            }
+
+            // assistant 메시지에 tool_use 블록이 포함된 경우
+            if (m.Role == "assistant" && m.Content.StartsWith("{\"_tool_use_blocks\""))
+            {
+                try
+                {
+                    using var doc = JsonDocument.Parse(m.Content);
+                    var blocksArr = doc.RootElement.GetProperty("_tool_use_blocks");
+                    var textContent = "";
+                    var toolCallsList = new List<object>();
+                    foreach (var b in blocksArr.EnumerateArray())
+                    {
+                        var bType = b.GetProperty("type").GetString();
+                        if (bType == "text")
+                            textContent = b.GetProperty("text").GetString() ?? "";
+                        else if (bType == "tool_use")
+                        {
+                            var argsJson = b.TryGetProperty("input", out var inp) ? inp.GetRawText() : "{}";
+                            toolCallsList.Add(new
+                            {
+                                id = b.GetProperty("id").GetString() ?? "",
+                                type = "function",
+                                function = new
+                                {
+                                    name = b.GetProperty("name").GetString() ?? "",
+                                    arguments = argsJson,
+                                }
+                            });
+                        }
+                    }
+                    msgs.Add(new
+                    {
+                        role = "assistant",
+                        content = string.IsNullOrEmpty(textContent) ? (string?)null : textContent,
+                        tool_calls = toolCallsList,
+                    });
+                    continue;
+                }
+                catch (Exception) { }
+            }
+
+            // ── 이미지 첨부 (Vision) ──
+            if (m.Role == "user" && m.Images?.Count > 0)
+            {
+                var contentParts = new List<object>();
+                foreach (var img in m.Images)
+                    contentParts.Add(new { type = "image_url", image_url = new { url = $"data:{img.MimeType};base64,{img.Base64}" } });
+                contentParts.Add(new { type = "text", text = m.Content });
+                msgs.Add(new { role = m.Role, content = contentParts });
+            }
+            else
+            {
+                msgs.Add(new { role = m.Role, content = m.Content });
+            }
+        }
+
+        // OpenAI 도구 정의
+        var toolDefs = tools.Select(t =>
+        {
+            // parameters 객체: required가 비어있으면 생략 (일부 Ollama 버전 호환)
+            var paramDict = new Dictionary<string, object>
+            {
+                ["type"] = "object",
+                ["properties"] = t.Parameters.Properties.ToDictionary(
+                    kv => kv.Key,
+                    kv => BuildPropertySchema(kv.Value, false)),
+            };
+            if (t.Parameters.Required is { Count: > 0 })
+                paramDict["required"] = t.Parameters.Required;
+
+            return new
+            {
+                type = "function",
+                function = new
+                {
+                    name = t.Name,
+                    description = t.Description,
+                    parameters = paramDict,
+                }
+            };
+        }).ToArray();
+
+        var activeService = ResolveService();
+        var activeModel = ResolveModel();
+        var isOllama = activeService.Equals("ollama", StringComparison.OrdinalIgnoreCase);
+        if (isOllama)
+        {
+            return new
+            {
+                model = activeModel,
+                messages = msgs,
+                tools = toolDefs,
+                stream = false,
+                options = new { temperature = llm.Temperature }
+            };
+        }
+
+        return new
+        {
+            model = activeModel,
+            messages = msgs,
+            tools = toolDefs,
+            stream = false,
+            temperature = llm.Temperature,
+            max_tokens = llm.MaxContextTokens,
+        };
+    }
+}

src/AxCopilot/Services/LlmService.ToolUse.cs

@@ -1,6 +1,3 @@
-using System.Net.Http;
-using System.Runtime.CompilerServices;
-using System.Text;
 using System.Text.Json;
 using AxCopilot.Models;
 using AxCopilot.Services.Agent;
@@ -60,612 +57,6 @@ public partial class LlmService
         };
     }
 
-    // ─── Claude Function Calling ───────────────────────────────────────
-
-    private async Task<List<ContentBlock>> SendClaudeWithToolsAsync(
-        List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools, CancellationToken ct)
-    {
-        var llm = _settings.Settings.Llm;
-        var apiKey = llm.ApiKey;
-        if (string.IsNullOrEmpty(apiKey))
-            throw new InvalidOperationException("Claude API 키가 설정되지 않았습니다.");
-
-        var body = BuildClaudeToolBody(messages, tools);
-        var json = JsonSerializer.Serialize(body);
-
-        using var req = new HttpRequestMessage(HttpMethod.Post, "https://api.anthropic.com/v1/messages");
-        req.Content = new StringContent(json, Encoding.UTF8, "application/json");
-        req.Headers.Add("x-api-key", apiKey);
-        req.Headers.Add("anthropic-version", "2023-06-01");
-
-        using var resp = await _http.SendAsync(req, ct);
-        if (!resp.IsSuccessStatusCode)
-        {
-            var errBody = await resp.Content.ReadAsStringAsync(ct);
-            throw new HttpRequestException(ClassifyHttpError(resp, errBody));
-        }
-
-        var respJson = await resp.Content.ReadAsStringAsync(ct);
-        using var doc = JsonDocument.Parse(respJson);
-        var root = doc.RootElement;
-
-        // 토큰 사용량
-        if (root.TryGetProperty("usage", out var usage))
-            TryParseClaudeUsageFromElement(usage);
-
-        // 컨텐츠 블록 파싱
-        var blocks = new List<ContentBlock>();
-        if (root.TryGetProperty("content", out var content))
-        {
-            foreach (var block in content.EnumerateArray())
-            {
-                var type = block.TryGetProperty("type", out var tp) ? tp.GetString() : "";
-                if (type == "text")
-                {
-                    blocks.Add(new ContentBlock
-                    {
-                        Type = "text",
-                        Text = block.TryGetProperty("text", out var txt) ? txt.GetString() ?? "" : ""
-                    });
-                }
-                else if (type == "tool_use")
-                {
-                    blocks.Add(new ContentBlock
-                    {
-                        Type = "tool_use",
-                        ToolName = block.TryGetProperty("name", out var nm) ? nm.GetString() ?? "" : "",
-                        ToolId = block.TryGetProperty("id", out var bid) ? bid.GetString() ?? "" : "",
-                        ToolInput = block.TryGetProperty("input", out var inp) ? inp.Clone() : null
-                    });
-                }
-            }
-        }
-
-        return blocks;
-    }
-
-    private object BuildClaudeToolBody(List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools)
-    {
-        var llm = _settings.Settings.Llm;
-        var msgs = new List<object>();
-
-        foreach (var m in messages)
-        {
-            if (m.Role == "system") continue;
-
-            // tool_result 메시지인지 확인
-            if (m.Role == "user" && m.Content.StartsWith("{\"type\":\"tool_result\""))
-            {
-                try
-                {
-                    using var doc = JsonDocument.Parse(m.Content);
-                    var root = doc.RootElement;
-                    msgs.Add(new
-                    {
-                        role = "user",
-                        content = new object[]
-                        {
-                            new
-                            {
-                                type = "tool_result",
-                                tool_use_id = root.TryGetProperty("tool_use_id", out var tuid) ? tuid.GetString() : "",
-                                content = root.TryGetProperty("content", out var tcont) ? tcont.GetString() : ""
-                            }
-                        }
-                    });
-                    continue;
-                }
-                catch (Exception) { /* 파싱 실패시 일반 메시지로 처리 */ }
-            }
-
-            // assistant 메시지에 tool_use 블록이 포함된 경우 (에이전트 루프)
-            if (m.Role == "assistant" && m.Content.StartsWith("{\"_tool_use_blocks\""))
-            {
-                try
-                {
-                    using var doc = JsonDocument.Parse(m.Content);
-                    if (!doc.RootElement.TryGetProperty("_tool_use_blocks", out var blocksArr)) throw new Exception();
-                    var contentList = new List<object>();
-                    foreach (var b in blocksArr.EnumerateArray())
-                    {
-                        var bType = b.TryGetProperty("type", out var bt) ? bt.GetString() : "";
-                        if (bType == "text")
-                            contentList.Add(new { type = "text", text = b.TryGetProperty("text", out var tx) ? tx.GetString() ?? "" : "" });
-                        else if (bType == "tool_use")
-                            contentList.Add(new
-                            {
-                                type = "tool_use",
-                                id = b.TryGetProperty("id", out var bid) ? bid.GetString() ?? "" : "",
-                                name = b.TryGetProperty("name", out var nm) ? nm.GetString() ?? "" : "",
-                                input = b.TryGetProperty("input", out var inp) ? (object)inp.Clone() : new { }
-                            });
-                    }
-                    msgs.Add(new { role = "assistant", content = contentList });
-                    continue;
-                }
-                catch (Exception) { /* 파싱 실패시 일반 메시지로 처리 */ }
-            }
-
-            // Claude Vision: 이미지가 있으면 content를 배열로 변환
-            if (m.Images?.Count > 0 && m.Role == "user")
-            {
-                var contentParts = new List<object>();
-                foreach (var img in m.Images)
-                    contentParts.Add(new { type = "image", source = new { type = "base64", media_type = img.MimeType, data = img.Base64 } });
-                contentParts.Add(new { type = "text", text = m.Content });
-                msgs.Add(new { role = m.Role, content = contentParts });
-            }
-            else
-            {
-                msgs.Add(new { role = m.Role, content = m.Content });
-            }
-        }
-
-        // 도구 정의
-        var toolDefs = tools.Select(t => new
-        {
-            name = t.Name,
-            description = t.Description,
-            input_schema = new
-            {
-                type = "object",
-                properties = t.Parameters.Properties.ToDictionary(
-                    kv => kv.Key,
-                    kv => BuildPropertySchema(kv.Value, false)),
-                required = t.Parameters.Required
-            }
-        }).ToArray();
-
-        // 시스템 프롬프트
-        var systemPrompt = messages.FirstOrDefault(m => m.Role == "system")?.Content ?? _systemPrompt;
-        var activeModel = ResolveModel();
-
-        if (!string.IsNullOrEmpty(systemPrompt))
-        {
-            return new
-            {
-                model = activeModel,
-                max_tokens = Math.Max(llm.MaxContextTokens, 4096),
-                temperature = llm.Temperature,
-                system = systemPrompt,
-                messages = msgs,
-                tools = toolDefs,
-                stream = false
-            };
-        }
-
-        return new
-        {
-            model = activeModel,
-            max_tokens = Math.Max(llm.MaxContextTokens, 4096),
-            temperature = llm.Temperature,
-            messages = msgs,
-            tools = toolDefs,
-            stream = false
-        };
-    }
-
-    // ─── Gemini Function Calling ───────────────────────────────────────
-
-    private async Task<List<ContentBlock>> SendGeminiWithToolsAsync(
-        List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools, CancellationToken ct)
-    {
-        var llm = _settings.Settings.Llm;
-        var apiKey = ResolveApiKeyForService("gemini");
-        if (string.IsNullOrEmpty(apiKey))
-            throw new InvalidOperationException("Gemini API 키가 설정되지 않았습니다.");
-
-        var activeModel = ResolveModel();
-        var body = BuildGeminiToolBody(messages, tools);
-        var url = $"https://generativelanguage.googleapis.com/v1beta/models/{activeModel}:generateContent?key={apiKey}";
-        var json = JsonSerializer.Serialize(body);
-
-        using var content = new StringContent(json, Encoding.UTF8, "application/json");
-        using var resp = await _http.PostAsync(url, content, ct);
-        if (!resp.IsSuccessStatusCode)
-        {
-            var errBody = await resp.Content.ReadAsStringAsync(ct);
-            throw new HttpRequestException($"Gemini API 오류 ({resp.StatusCode}): {errBody}");
-        }
-
-        var respJson = await resp.Content.ReadAsStringAsync(ct);
-        using var doc = JsonDocument.Parse(respJson);
-        var root = doc.RootElement;
-
-        TryParseGeminiUsage(root);
-
-        var blocks = new List<ContentBlock>();
-        if (root.TryGetProperty("candidates", out var candidates) && candidates.GetArrayLength() > 0)
-        {
-            var firstCandidate = candidates[0];
-            if (firstCandidate.TryGetProperty("content", out var contentObj) &&
-                contentObj.TryGetProperty("parts", out var parts))
-            {
-                foreach (var part in parts.EnumerateArray())
-                {
-                    if (part.TryGetProperty("text", out var text))
-                    {
-                        blocks.Add(new ContentBlock { Type = "text", Text = text.GetString() ?? "" });
-                    }
-                    else if (part.TryGetProperty("functionCall", out var fc))
-                    {
-                        blocks.Add(new ContentBlock
-                        {
-                            Type = "tool_use",
-                            ToolName = fc.TryGetProperty("name", out var fcName) ? fcName.GetString() ?? "" : "",
-                            ToolId = Guid.NewGuid().ToString("N")[..12],
-                            ToolInput = fc.TryGetProperty("args", out var a) ? a.Clone() : null
-                        });
-                    }
-                }
-            }
-        }
-
-        return blocks;
-    }
-
-    private object BuildGeminiToolBody(List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools)
-    {
-        var contents = new List<object>();
-        foreach (var m in messages)
-        {
-            if (m.Role == "system") continue;
-            var role = m.Role == "assistant" ? "model" : "user";
-
-            // tool_result 메시지 처리
-            if (m.Role == "user" && m.Content.StartsWith("{\"type\":\"tool_result\""))
-            {
-                try
-                {
-                    using var doc = JsonDocument.Parse(m.Content);
-                    var root = doc.RootElement;
-                    var toolName = root.TryGetProperty("tool_name", out var tn) ? tn.GetString() ?? "" : "";
-                    var toolContent = root.TryGetProperty("content", out var tc) ? tc.GetString() ?? "" : "";
-                    contents.Add(new
-                    {
-                        role = "function",
-                        parts = new object[]
-                        {
-                            new
-                            {
-                                functionResponse = new
-                                {
-                                    name = toolName,
-                                    response = new { result = toolContent }
-                                }
-                            }
-                        }
-                    });
-                    continue;
-                }
-                catch (Exception) { }
-            }
-
-            // assistant 메시지에 tool_use 블록이 포함된 경우 (에이전트 루프)
-            if (m.Role == "assistant" && m.Content.StartsWith("{\"_tool_use_blocks\""))
-            {
-                try
-                {
-                    using var doc = JsonDocument.Parse(m.Content);
-                    if (doc.RootElement.TryGetProperty("_tool_use_blocks", out var blocksArr))
-                    {
-                        var parts = new List<object>();
-                        foreach (var b in blocksArr.EnumerateArray())
-                        {
-                            var bType = b.TryGetProperty("type", out var bt) ? bt.GetString() : "";
-                            if (bType == "text")
-                                parts.Add(new { text = b.TryGetProperty("text", out var tx) ? tx.GetString() ?? "" : "" });
-                            else if (bType == "tool_use")
-                                parts.Add(new
-                                {
-                                    functionCall = new
-                                    {
-                                        name = b.TryGetProperty("name", out var nm) ? nm.GetString() ?? "" : "",
-                                        args = b.TryGetProperty("input", out var inp) ? (object)inp.Clone() : new { }
-                                    }
-                                });
-                        }
-                        contents.Add(new { role = "model", parts });
-                        continue;
-                    }
-                }
-                catch (Exception) { }
-            }
-
-            // Gemini Vision: 이미지가 있으면 parts에 inlineData 추가
-            if (m.Images?.Count > 0 && m.Role == "user")
-            {
-                var imgParts = new List<object> { new { text = m.Content } };
-                foreach (var img in m.Images)
-                    imgParts.Add(new { inlineData = new { mimeType = img.MimeType, data = img.Base64 } });
-                contents.Add(new { role, parts = imgParts });
-            }
-            else
-            {
-                contents.Add(new { role, parts = new[] { new { text = m.Content } } });
-            }
-        }
-
-        // 도구 정의 (Gemini function_declarations 형식)
-        var funcDecls = tools.Select(t => new
-        {
-            name = t.Name,
-            description = t.Description,
-            parameters = new
-            {
-                type = "OBJECT",
-                properties = t.Parameters.Properties.ToDictionary(
-                    kv => kv.Key,
-                    kv => BuildPropertySchema(kv.Value, true)),
-                required = t.Parameters.Required
-            }
-        }).ToArray();
-
-        var systemInstruction = messages.FirstOrDefault(m => m.Role == "system");
-
-        var body = new Dictionary<string, object>
-        {
-            ["contents"] = contents,
-            ["tools"] = new[] { new { function_declarations = funcDecls } },
-            ["generationConfig"] = new
-            {
-                temperature = _settings.Settings.Llm.Temperature,
-                maxOutputTokens = _settings.Settings.Llm.MaxContextTokens,
-            }
-        };
-
-        if (systemInstruction != null)
-        {
-            body["systemInstruction"] = new
-            {
-                parts = new[] { new { text = systemInstruction.Content } }
-            };
-        }
-
-        return body;
-    }
-
-    // ─── OpenAI Compatible (Ollama / vLLM) Function Calling ──────────
-
-    private async Task<List<ContentBlock>> SendOpenAiWithToolsAsync(
-        List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools, CancellationToken ct)
-    {
-        var llm = _settings.Settings.Llm;
-        var activeService = ResolveService();
-        var body = BuildOpenAiToolBody(messages, tools);
-
-        // 등록 모델의 커스텀 엔드포인트 우선 사용 (ResolveServerInfo)
-        var (resolvedEp, _) = ResolveServerInfo();
-        var endpoint = string.IsNullOrEmpty(resolvedEp)
-            ? ResolveEndpointForService(activeService)
-            : resolvedEp;
-
-        var url = activeService.ToLowerInvariant() == "ollama"
-            ? endpoint.TrimEnd('/') + "/api/chat"
-            : endpoint.TrimEnd('/') + "/v1/chat/completions";
-        var json = JsonSerializer.Serialize(body);
-
-        using var req = new HttpRequestMessage(HttpMethod.Post, url)
-        {
-            Content = new StringContent(json, Encoding.UTF8, "application/json")
-        };
-        // CP4D 또는 Bearer 인증 적용
-        await ApplyAuthHeaderAsync(req, ct);
-
-        using var resp = await _http.SendAsync(req, ct);
-        if (!resp.IsSuccessStatusCode)
-        {
-            var errBody = await resp.Content.ReadAsStringAsync(ct);
-            var detail = ExtractErrorDetail(errBody);
-            LogService.Warn($"[ToolUse] {activeService} API 오류 ({resp.StatusCode}): {errBody}");
-
-            // 400 BadRequest → 도구 없이 일반 응답으로 폴백 시도
-            if ((int)resp.StatusCode == 400)
-                throw new ToolCallNotSupportedException(
-                    $"{activeService} API 오류 ({resp.StatusCode}): {detail}");
-
-            throw new HttpRequestException($"{activeService} API 오류 ({resp.StatusCode}): {detail}");
-        }
-
-        var respJson = await resp.Content.ReadAsStringAsync(ct);
-        using var doc = JsonDocument.Parse(respJson);
-        var root = doc.RootElement;
-
-        TryParseOpenAiUsage(root);
-
-        var blocks = new List<ContentBlock>();
-
-        // Ollama 형식: root.message
-        // OpenAI 형식: root.choices[0].message
-        JsonElement message;
-        if (root.TryGetProperty("message", out var ollamaMsg))
-            message = ollamaMsg;
-        else if (root.TryGetProperty("choices", out var choices) && choices.GetArrayLength() > 0)
-            message = choices[0].TryGetProperty("message", out var choiceMsg) ? choiceMsg : default;
-        else
-            return blocks;
-
-        // 텍스트 응답
-        if (message.TryGetProperty("content", out var content))
-        {
-            var text = content.GetString();
-            if (!string.IsNullOrWhiteSpace(text))
-                blocks.Add(new ContentBlock { Type = "text", Text = text });
-        }
-
-        // 도구 호출 (tool_calls 배열)
-        if (message.TryGetProperty("tool_calls", out var toolCalls))
-        {
-            foreach (var tc in toolCalls.EnumerateArray())
-            {
-                if (!tc.TryGetProperty("function", out var func)) continue;
-
-                // arguments: 표준(OpenAI)은 JSON 문자열, Ollama/qwen 등은 JSON 객체를 직접 반환하기도 함
-                JsonElement? parsedArgs = null;
-                if (func.TryGetProperty("arguments", out var argsEl))
-                {
-                    if (argsEl.ValueKind == JsonValueKind.String)
-                    {
-                        // 표준: 문자열로 감싸진 JSON → 파싱
-                        try
-                        {
-                            using var argsDoc = JsonDocument.Parse(argsEl.GetString() ?? "{}");
-                            parsedArgs = argsDoc.RootElement.Clone();
-                        }
-                        catch (Exception) { parsedArgs = null; }
-                    }
-                    else if (argsEl.ValueKind == JsonValueKind.Object || argsEl.ValueKind == JsonValueKind.Array)
-                    {
-                        // Ollama/qwen 방식: 이미 JSON 객체 — 그대로 사용
-                        parsedArgs = argsEl.Clone();
-                    }
-                }
-
-                blocks.Add(new ContentBlock
-                {
-                    Type = "tool_use",
-                    ToolName = func.TryGetProperty("name", out var fnm) ? fnm.GetString() ?? "" : "",
-                    ToolId = tc.TryGetProperty("id", out var id) ? id.GetString() ?? Guid.NewGuid().ToString("N")[..12] : Guid.NewGuid().ToString("N")[..12],
-                    ToolInput = parsedArgs,
-                });
-            }
-        }
-
-        return blocks;
-    }
-
-    private object BuildOpenAiToolBody(List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools)
-    {
-        var llm = _settings.Settings.Llm;
-        var msgs = new List<object>();
-
-        foreach (var m in messages)
-        {
-            // tool_result 메시지 → OpenAI tool 응답 형식
-            if (m.Role == "user" && m.Content.StartsWith("{\"type\":\"tool_result\""))
-            {
-                try
-                {
-                    using var doc = JsonDocument.Parse(m.Content);
-                    var root = doc.RootElement;
-                    msgs.Add(new
-                    {
-                        role = "tool",
-                        tool_call_id = root.GetProperty("tool_use_id").GetString(),
-                        content = root.GetProperty("content").GetString(),
-                    });
-                    continue;
-                }
-                catch (Exception) { }
-            }
-
-            // assistant 메시지에 tool_use 블록이 포함된 경우
-            if (m.Role == "assistant" && m.Content.StartsWith("{\"_tool_use_blocks\""))
-            {
-                try
-                {
-                    using var doc = JsonDocument.Parse(m.Content);
-                    var blocksArr = doc.RootElement.GetProperty("_tool_use_blocks");
-                    var textContent = "";
-                    var toolCallsList = new List<object>();
-                    foreach (var b in blocksArr.EnumerateArray())
-                    {
-                        var bType = b.GetProperty("type").GetString();
-                        if (bType == "text")
-                            textContent = b.GetProperty("text").GetString() ?? "";
-                        else if (bType == "tool_use")
-                        {
-                            var argsJson = b.TryGetProperty("input", out var inp) ? inp.GetRawText() : "{}";
-                            toolCallsList.Add(new
-                            {
-                                id = b.GetProperty("id").GetString() ?? "",
-                                type = "function",
-                                function = new
-                                {
-                                    name = b.GetProperty("name").GetString() ?? "",
-                                    arguments = argsJson,
-                                }
-                            });
-                        }
-                    }
-                    msgs.Add(new
-                    {
-                        role = "assistant",
-                        content = string.IsNullOrEmpty(textContent) ? (string?)null : textContent,
-                        tool_calls = toolCallsList,
-                    });
-                    continue;
-                }
-                catch (Exception) { }
-            }
-
-            // ── 이미지 첨부 (Vision) ──
-            if (m.Role == "user" && m.Images?.Count > 0)
-            {
-                var contentParts = new List<object>();
-                foreach (var img in m.Images)
-                    contentParts.Add(new { type = "image_url", image_url = new { url = $"data:{img.MimeType};base64,{img.Base64}" } });
-                contentParts.Add(new { type = "text", text = m.Content });
-                msgs.Add(new { role = m.Role, content = contentParts });
-            }
-            else
-            {
-                msgs.Add(new { role = m.Role, content = m.Content });
-            }
-        }
-
-        // OpenAI 도구 정의
-        var toolDefs = tools.Select(t =>
-        {
-            // parameters 객체: required가 비어있으면 생략 (일부 Ollama 버전 호환)
-            var paramDict = new Dictionary<string, object>
-            {
-                ["type"] = "object",
-                ["properties"] = t.Parameters.Properties.ToDictionary(
-                    kv => kv.Key,
-                    kv => BuildPropertySchema(kv.Value, false)),
-            };
-            if (t.Parameters.Required is { Count: > 0 })
-                paramDict["required"] = t.Parameters.Required;
-
-            return new
-            {
-                type = "function",
-                function = new
-                {
-                    name = t.Name,
-                    description = t.Description,
-                    parameters = paramDict,
-                }
-            };
-        }).ToArray();
-
-        var activeService = ResolveService();
-        var activeModel = ResolveModel();
-        var isOllama = activeService.Equals("ollama", StringComparison.OrdinalIgnoreCase);
-        if (isOllama)
-        {
-            return new
-            {
-                model = activeModel,
-                messages = msgs,
-                tools = toolDefs,
-                stream = false,
-                options = new { temperature = llm.Temperature }
-            };
-        }
-
-        return new
-        {
-            model = activeModel,
-            messages = msgs,
-            tools = toolDefs,
-            stream = false,
-            temperature = llm.Temperature,
-            max_tokens = llm.MaxContextTokens,
-        };
-    }
-
     // ─── 공통 헬퍼 ─────────────────────────────────────────────────────
 
     /// <summary>ToolProperty를 LLM API용 스키마 객체로 변환. array/enum/items 포함.</summary>

src/AxCopilot/ViewModels/SettingsViewModel.LlmProperties.cs

@@ -0,0 +1,417 @@
+using System.Collections.ObjectModel;
+using AxCopilot.Models;
+
+namespace AxCopilot.ViewModels;
+
+public partial class SettingsViewModel
+{
+    /// <summary>CodeSettings 바인딩용 프로퍼티. XAML에서 {Binding Code.EnableLsp} 등으로 접근.</summary>
+    public Models.CodeSettings Code => _service.Settings.Llm.Code;
+
+    // ─── 등록 모델 목록 ───────────────────────────────────────────────────
+    public ObservableCollection<RegisteredModelRow> RegisteredModels { get; } = new();
+
+    public string LlmService
+    {
+        get => _llmService;
+        set { _llmService = value; OnPropertyChanged(); OnPropertyChanged(nameof(IsInternalService)); OnPropertyChanged(nameof(IsExternalService)); OnPropertyChanged(nameof(NeedsEndpoint)); OnPropertyChanged(nameof(NeedsApiKey)); OnPropertyChanged(nameof(IsGeminiSelected)); OnPropertyChanged(nameof(IsClaudeSelected)); }
+    }
+    public bool IsInternalService => _llmService is "ollama" or "vllm";
+    public bool IsExternalService => _llmService is "gemini" or "claude";
+    public bool NeedsEndpoint => _llmService is "ollama" or "vllm";
+    public bool NeedsApiKey => _llmService is not "ollama";
+    public bool IsGeminiSelected => _llmService == "gemini";
+    public bool IsClaudeSelected => _llmService == "claude";
+
+    // ── Ollama 설정 ──
+    public string OllamaEndpoint { get => _ollamaEndpoint; set { _ollamaEndpoint = value; OnPropertyChanged(); } }
+    public string OllamaApiKey   { get => _ollamaApiKey;   set { _ollamaApiKey = value; OnPropertyChanged(); } }
+    public string OllamaModel    { get => _ollamaModel;    set { _ollamaModel = value; OnPropertyChanged(); } }
+
+    // ── vLLM 설정 ──
+    public string VllmEndpoint { get => _vllmEndpoint; set { _vllmEndpoint = value; OnPropertyChanged(); } }
+    public string VllmApiKey   { get => _vllmApiKey;   set { _vllmApiKey = value; OnPropertyChanged(); } }
+    public string VllmModel    { get => _vllmModel;    set { _vllmModel = value; OnPropertyChanged(); } }
+
+    // ── Gemini 설정 ──
+    public string GeminiApiKey { get => _geminiApiKey; set { _geminiApiKey = value; OnPropertyChanged(); } }
+    public string GeminiModel  { get => _geminiModel;  set { _geminiModel = value; OnPropertyChanged(); } }
+
+    // ── Claude 설정 ──
+    public string ClaudeApiKey { get => _claudeApiKey; set { _claudeApiKey = value; OnPropertyChanged(); } }
+    public string ClaudeModel  { get => _claudeModel;  set { _claudeModel = value; OnPropertyChanged(); } }
+
+    // ── 공통 응답 설정 ──
+    public bool LlmStreaming
+    {
+        get => _llmStreaming;
+        set { _llmStreaming = value; OnPropertyChanged(); }
+    }
+    public int LlmMaxContextTokens
+    {
+        get => _llmMaxContextTokens;
+        set { _llmMaxContextTokens = value; OnPropertyChanged(); }
+    }
+    public int LlmRetentionDays
+    {
+        get => _llmRetentionDays;
+        set { _llmRetentionDays = value; OnPropertyChanged(); }
+    }
+    public double LlmTemperature
+    {
+        get => _llmTemperature;
+        set { _llmTemperature = Math.Round(Math.Clamp(value, 0.0, 2.0), 1); OnPropertyChanged(); }
+    }
+
+    // 에이전트 기본 파일 접근 권한
+    private string _defaultAgentPermission;
+    public string DefaultAgentPermission
+    {
+        get => _defaultAgentPermission;
+        set { _defaultAgentPermission = value; OnPropertyChanged(); }
+    }
+
+    // ── 코워크/에이전트 고급 설정 ──
+    private string _defaultOutputFormat;
+    public string DefaultOutputFormat
+    {
+        get => _defaultOutputFormat;
+        set { _defaultOutputFormat = value; OnPropertyChanged(); }
+    }
+
+    private string _autoPreview;
+    public string AutoPreview
+    {
+        get => _autoPreview;
+        set { _autoPreview = value; OnPropertyChanged(); }
+    }
+
+    private int _maxAgentIterations;
+    public int MaxAgentIterations
+    {
+        get => _maxAgentIterations;
+        set { _maxAgentIterations = Math.Clamp(value, 1, 100); OnPropertyChanged(); }
+    }
+
+    private int _maxRetryOnError;
+    public int MaxRetryOnError
+    {
+        get => _maxRetryOnError;
+        set { _maxRetryOnError = Math.Clamp(value, 0, 10); OnPropertyChanged(); }
+    }
+
+    private string _agentLogLevel;
+    public string AgentLogLevel
+    {
+        get => _agentLogLevel;
+        set { _agentLogLevel = value; OnPropertyChanged(); }
+    }
+
+    private string _agentDecisionLevel = "detailed";
+    public string AgentDecisionLevel
+    {
+        get => _agentDecisionLevel;
+        set { _agentDecisionLevel = value; OnPropertyChanged(); }
+    }
+
+    private string _planMode = "off";
+    public string PlanMode
+    {
+        get => _planMode;
+        set { _planMode = value; OnPropertyChanged(); }
+    }
+
+    private bool _enableMultiPassDocument;
+    public bool EnableMultiPassDocument
+    {
+        get => _enableMultiPassDocument;
+        set { _enableMultiPassDocument = value; OnPropertyChanged(); }
+    }
+
+    private bool _enableCoworkVerification;
+    public bool EnableCoworkVerification
+    {
+        get => _enableCoworkVerification;
+        set { _enableCoworkVerification = value; OnPropertyChanged(); }
+    }
+
+    private bool _enableFilePathHighlight = true;
+    public bool EnableFilePathHighlight
+    {
+        get => _enableFilePathHighlight;
+        set { _enableFilePathHighlight = value; OnPropertyChanged(); }
+    }
+
+    private string _folderDataUsage;
+    public string FolderDataUsage
+    {
+        get => _folderDataUsage;
+        set { _folderDataUsage = value; OnPropertyChanged(); }
+    }
+
+    // ── 모델 폴백 + 보안 + MCP ──
+    private bool _enableAuditLog;
+    public bool EnableAuditLog
+    {
+        get => _enableAuditLog;
+        set { _enableAuditLog = value; OnPropertyChanged(); }
+    }
+
+    private bool _enableAgentMemory;
+    public bool EnableAgentMemory
+    {
+        get => _enableAgentMemory;
+        set { _enableAgentMemory = value; OnPropertyChanged(); }
+    }
+
+    private bool _enableProjectRules = true;
+    public bool EnableProjectRules
+    {
+        get => _enableProjectRules;
+        set { _enableProjectRules = value; OnPropertyChanged(); }
+    }
+
+    private int _maxMemoryEntries;
+    public int MaxMemoryEntries
+    {
+        get => _maxMemoryEntries;
+        set { _maxMemoryEntries = value; OnPropertyChanged(); }
+    }
+
+    // ── 이미지 입력 (멀티모달) ──
+    private bool _enableImageInput = true;
+    public bool EnableImageInput
+    {
+        get => _enableImageInput;
+        set { _enableImageInput = value; OnPropertyChanged(); }
+    }
+
+    private int _maxImageSizeKb = 5120;
+    public int MaxImageSizeKb
+    {
+        get => _maxImageSizeKb;
+        set { _maxImageSizeKb = value; OnPropertyChanged(); }
+    }
+
+    // ── 자동 모델 라우팅 ──
+    private bool _enableAutoRouter;
+    public bool EnableAutoRouter
+    {
+        get => _enableAutoRouter;
+        set { _enableAutoRouter = value; OnPropertyChanged(); }
+    }
+
+    private double _autoRouterConfidence = 0.7;
+    public double AutoRouterConfidence
+    {
+        get => _autoRouterConfidence;
+        set { _autoRouterConfidence = value; OnPropertyChanged(); }
+    }
+
+    // ── 에이전트 훅 시스템 ──
+    private bool _enableToolHooks = true;
+    public bool EnableToolHooks
+    {
+        get => _enableToolHooks;
+        set { _enableToolHooks = value; OnPropertyChanged(); }
+    }
+
+    private int _toolHookTimeoutMs = 10000;
+    public int ToolHookTimeoutMs
+    {
+        get => _toolHookTimeoutMs;
+        set { _toolHookTimeoutMs = value; OnPropertyChanged(); }
+    }
+
+    // ── 스킬 시스템 ──
+    private bool _enableSkillSystem = true;
+    public bool EnableSkillSystem
+    {
+        get => _enableSkillSystem;
+        set { _enableSkillSystem = value; OnPropertyChanged(); }
+    }
+
+    private string _skillsFolderPath = "";
+    public string SkillsFolderPath
+    {
+        get => _skillsFolderPath;
+        set { _skillsFolderPath = value; OnPropertyChanged(); }
+    }
+
+    private int _slashPopupPageSize = 6;
+    public int SlashPopupPageSize
+    {
+        get => _slashPopupPageSize;
+        set { _slashPopupPageSize = Math.Clamp(value, 3, 10); OnPropertyChanged(); }
+    }
+
+    // ── 드래그&드롭 AI ──
+    private bool _enableDragDropAiActions = true;
+    public bool EnableDragDropAiActions
+    {
+        get => _enableDragDropAiActions;
+        set { _enableDragDropAiActions = value; OnPropertyChanged(); }
+    }
+
+    private bool _dragDropAutoSend;
+    public bool DragDropAutoSend
+    {
+        get => _dragDropAutoSend;
+        set { _dragDropAutoSend = value; OnPropertyChanged(); }
+    }
+
+    // ── 코드 리뷰 ──
+    private bool _enableCodeReview = true;
+    public bool EnableCodeReview
+    {
+        get => _enableCodeReview;
+        set { _enableCodeReview = value; OnPropertyChanged(); }
+    }
+
+    // ── 시각 효과 + 알림 + 개발자 모드 (공통) ──
+    private bool _enableChatRainbowGlow;
+    public bool EnableChatRainbowGlow
+    {
+        get => _enableChatRainbowGlow;
+        set { _enableChatRainbowGlow = value; OnPropertyChanged(); }
+    }
+
+    private bool _notifyOnComplete;
+    public bool NotifyOnComplete
+    {
+        get => _notifyOnComplete;
+        set { _notifyOnComplete = value; OnPropertyChanged(); }
+    }
+
+    private bool _showTips;
+    public bool ShowTips
+    {
+        get => _showTips;
+        set { _showTips = value; OnPropertyChanged(); }
+    }
+
+    private bool _devMode;
+    public bool DevMode
+    {
+        get => _devMode;
+        set { _devMode = value; OnPropertyChanged(); }
+    }
+
+    private bool _devModeStepApproval;
+    public bool DevModeStepApproval
+    {
+        get => _devModeStepApproval;
+        set { _devModeStepApproval = value; OnPropertyChanged(); }
+    }
+
+    private bool _workflowVisualizer;
+    public bool WorkflowVisualizer
+    {
+        get => _workflowVisualizer;
+        set { _workflowVisualizer = value; OnPropertyChanged(); }
+    }
+
+    private bool _freeTierMode;
+    public bool FreeTierMode
+    {
+        get => _freeTierMode;
+        set { _freeTierMode = value; OnPropertyChanged(); }
+    }
+
+    private int _freeTierDelaySeconds = 4;
+    public int FreeTierDelaySeconds
+    {
+        get => _freeTierDelaySeconds;
+        set { _freeTierDelaySeconds = value; OnPropertyChanged(); }
+    }
+
+    private bool _showTotalCallStats;
+    public bool ShowTotalCallStats
+    {
+        get => _showTotalCallStats;
+        set { _showTotalCallStats = value; OnPropertyChanged(); }
+    }
+
+    private string _defaultMood = "modern";
+    public string DefaultMood
+    {
+        get => _defaultMood;
+        set { _defaultMood = value; OnPropertyChanged(); }
+    }
+
+    // 차단 경로/확장자 (읽기 전용 UI)
+    public ObservableCollection<string> BlockedPaths { get; } = new();
+    public ObservableCollection<string> BlockedExtensions { get; } = new();
+
+    public string Hotkey
+    {
+        get => _hotkey;
+        set { _hotkey = value; OnPropertyChanged(); }
+    }
+
+    public int MaxResults
+    {
+        get => _maxResults;
+        set { _maxResults = value; OnPropertyChanged(); }
+    }
+
+    public double Opacity
+    {
+        get => _opacity;
+        set { _opacity = value; OnPropertyChanged(); OnPropertyChanged(nameof(OpacityPercent)); }
+    }
+
+    public int OpacityPercent => (int)Math.Round(_opacity * 100);
+
+    public string SelectedThemeKey
+    {
+        get => _selectedThemeKey;
+        set
+        {
+            _selectedThemeKey = value;
+            OnPropertyChanged();
+            OnPropertyChanged(nameof(IsCustomTheme));
+            foreach (var card in ThemeCards)
+                card.IsSelected = card.Key == value;
+        }
+    }
+
+    public bool IsCustomTheme => _selectedThemeKey == "custom";
+
+    public string LauncherPosition
+    {
+        get => _launcherPosition;
+        set { _launcherPosition = value; OnPropertyChanged(); }
+    }
+
+    public string WebSearchEngine
+    {
+        get => _webSearchEngine;
+        set { _webSearchEngine = value; OnPropertyChanged(); }
+    }
+
+    public bool SnippetAutoExpand
+    {
+        get => _snippetAutoExpand;
+        set { _snippetAutoExpand = value; OnPropertyChanged(); }
+    }
+
+    public string Language
+    {
+        get => _language;
+        set { _language = value; OnPropertyChanged(); }
+    }
+
+    public string IndexSpeed
+    {
+        get => _indexSpeed;
+        set { _indexSpeed = value; OnPropertyChanged(); OnPropertyChanged(nameof(IndexSpeedHint)); }
+    }
+
+    public string IndexSpeedHint => _indexSpeed switch
+    {
+        "fast" => "CPU 사용률이 높아질 수 있습니다. 고성능 PC에 권장합니다.",
+        "slow" => "인덱싱이 오래 걸리지만 PC 성능에 영향을 주지 않습니다.",
+        _      => "일반적인 PC에 적합한 균형 설정입니다.",
+    };
+}

src/AxCopilot/ViewModels/SettingsViewModel.Properties.cs

@@ -5,416 +5,6 @@ namespace AxCopilot.ViewModels;
 
 public partial class SettingsViewModel
 {
-    /// <summary>CodeSettings 바인딩용 프로퍼티. XAML에서 {Binding Code.EnableLsp} 등으로 접근.</summary>
-    public Models.CodeSettings Code => _service.Settings.Llm.Code;
-
-    // ─── 등록 모델 목록 ───────────────────────────────────────────────────
-    public ObservableCollection<RegisteredModelRow> RegisteredModels { get; } = new();
-
-    public string LlmService
-    {
-        get => _llmService;
-        set { _llmService = value; OnPropertyChanged(); OnPropertyChanged(nameof(IsInternalService)); OnPropertyChanged(nameof(IsExternalService)); OnPropertyChanged(nameof(NeedsEndpoint)); OnPropertyChanged(nameof(NeedsApiKey)); OnPropertyChanged(nameof(IsGeminiSelected)); OnPropertyChanged(nameof(IsClaudeSelected)); }
-    }
-    public bool IsInternalService => _llmService is "ollama" or "vllm";
-    public bool IsExternalService => _llmService is "gemini" or "claude";
-    public bool NeedsEndpoint => _llmService is "ollama" or "vllm";
-    public bool NeedsApiKey => _llmService is not "ollama";
-    public bool IsGeminiSelected => _llmService == "gemini";
-    public bool IsClaudeSelected => _llmService == "claude";
-
-    // ── Ollama 설정 ──
-    public string OllamaEndpoint { get => _ollamaEndpoint; set { _ollamaEndpoint = value; OnPropertyChanged(); } }
-    public string OllamaApiKey   { get => _ollamaApiKey;   set { _ollamaApiKey = value; OnPropertyChanged(); } }
-    public string OllamaModel    { get => _ollamaModel;    set { _ollamaModel = value; OnPropertyChanged(); } }
-
-    // ── vLLM 설정 ──
-    public string VllmEndpoint { get => _vllmEndpoint; set { _vllmEndpoint = value; OnPropertyChanged(); } }
-    public string VllmApiKey   { get => _vllmApiKey;   set { _vllmApiKey = value; OnPropertyChanged(); } }
-    public string VllmModel    { get => _vllmModel;    set { _vllmModel = value; OnPropertyChanged(); } }
-
-    // ── Gemini 설정 ──
-    public string GeminiApiKey { get => _geminiApiKey; set { _geminiApiKey = value; OnPropertyChanged(); } }
-    public string GeminiModel  { get => _geminiModel;  set { _geminiModel = value; OnPropertyChanged(); } }
-
-    // ── Claude 설정 ──
-    public string ClaudeApiKey { get => _claudeApiKey; set { _claudeApiKey = value; OnPropertyChanged(); } }
-    public string ClaudeModel  { get => _claudeModel;  set { _claudeModel = value; OnPropertyChanged(); } }
-
-    // ── 공통 응답 설정 ──
-    public bool LlmStreaming
-    {
-        get => _llmStreaming;
-        set { _llmStreaming = value; OnPropertyChanged(); }
-    }
-    public int LlmMaxContextTokens
-    {
-        get => _llmMaxContextTokens;
-        set { _llmMaxContextTokens = value; OnPropertyChanged(); }
-    }
-    public int LlmRetentionDays
-    {
-        get => _llmRetentionDays;
-        set { _llmRetentionDays = value; OnPropertyChanged(); }
-    }
-    public double LlmTemperature
-    {
-        get => _llmTemperature;
-        set { _llmTemperature = Math.Round(Math.Clamp(value, 0.0, 2.0), 1); OnPropertyChanged(); }
-    }
-
-    // 에이전트 기본 파일 접근 권한
-    private string _defaultAgentPermission;
-    public string DefaultAgentPermission
-    {
-        get => _defaultAgentPermission;
-        set { _defaultAgentPermission = value; OnPropertyChanged(); }
-    }
-
-    // ── 코워크/에이전트 고급 설정 ──
-    private string _defaultOutputFormat;
-    public string DefaultOutputFormat
-    {
-        get => _defaultOutputFormat;
-        set { _defaultOutputFormat = value; OnPropertyChanged(); }
-    }
-
-    private string _autoPreview;
-    public string AutoPreview
-    {
-        get => _autoPreview;
-        set { _autoPreview = value; OnPropertyChanged(); }
-    }
-
-    private int _maxAgentIterations;
-    public int MaxAgentIterations
-    {
-        get => _maxAgentIterations;
-        set { _maxAgentIterations = Math.Clamp(value, 1, 100); OnPropertyChanged(); }
-    }
-
-    private int _maxRetryOnError;
-    public int MaxRetryOnError
-    {
-        get => _maxRetryOnError;
-        set { _maxRetryOnError = Math.Clamp(value, 0, 10); OnPropertyChanged(); }
-    }
-
-    private string _agentLogLevel;
-    public string AgentLogLevel
-    {
-        get => _agentLogLevel;
-        set { _agentLogLevel = value; OnPropertyChanged(); }
-    }
-
-    private string _agentDecisionLevel = "detailed";
-    public string AgentDecisionLevel
-    {
-        get => _agentDecisionLevel;
-        set { _agentDecisionLevel = value; OnPropertyChanged(); }
-    }
-
-    private string _planMode = "off";
-    public string PlanMode
-    {
-        get => _planMode;
-        set { _planMode = value; OnPropertyChanged(); }
-    }
-
-    private bool _enableMultiPassDocument;
-    public bool EnableMultiPassDocument
-    {
-        get => _enableMultiPassDocument;
-        set { _enableMultiPassDocument = value; OnPropertyChanged(); }
-    }
-
-    private bool _enableCoworkVerification;
-    public bool EnableCoworkVerification
-    {
-        get => _enableCoworkVerification;
-        set { _enableCoworkVerification = value; OnPropertyChanged(); }
-    }
-
-    private bool _enableFilePathHighlight = true;
-    public bool EnableFilePathHighlight
-    {
-        get => _enableFilePathHighlight;
-        set { _enableFilePathHighlight = value; OnPropertyChanged(); }
-    }
-
-    private string _folderDataUsage;
-    public string FolderDataUsage
-    {
-        get => _folderDataUsage;
-        set { _folderDataUsage = value; OnPropertyChanged(); }
-    }
-
-    // ── 모델 폴백 + 보안 + MCP ──
-    private bool _enableAuditLog;
-    public bool EnableAuditLog
-    {
-        get => _enableAuditLog;
-        set { _enableAuditLog = value; OnPropertyChanged(); }
-    }
-
-    private bool _enableAgentMemory;
-    public bool EnableAgentMemory
-    {
-        get => _enableAgentMemory;
-        set { _enableAgentMemory = value; OnPropertyChanged(); }
-    }
-
-    private bool _enableProjectRules = true;
-    public bool EnableProjectRules
-    {
-        get => _enableProjectRules;
-        set { _enableProjectRules = value; OnPropertyChanged(); }
-    }
-
-    private int _maxMemoryEntries;
-    public int MaxMemoryEntries
-    {
-        get => _maxMemoryEntries;
-        set { _maxMemoryEntries = value; OnPropertyChanged(); }
-    }
-
-    // ── 이미지 입력 (멀티모달) ──
-    private bool _enableImageInput = true;
-    public bool EnableImageInput
-    {
-        get => _enableImageInput;
-        set { _enableImageInput = value; OnPropertyChanged(); }
-    }
-
-    private int _maxImageSizeKb = 5120;
-    public int MaxImageSizeKb
-    {
-        get => _maxImageSizeKb;
-        set { _maxImageSizeKb = value; OnPropertyChanged(); }
-    }
-
-    // ── 자동 모델 라우팅 ──
-    private bool _enableAutoRouter;
-    public bool EnableAutoRouter
-    {
-        get => _enableAutoRouter;
-        set { _enableAutoRouter = value; OnPropertyChanged(); }
-    }
-
-    private double _autoRouterConfidence = 0.7;
-    public double AutoRouterConfidence
-    {
-        get => _autoRouterConfidence;
-        set { _autoRouterConfidence = value; OnPropertyChanged(); }
-    }
-
-    // ── 에이전트 훅 시스템 ──
-    private bool _enableToolHooks = true;
-    public bool EnableToolHooks
-    {
-        get => _enableToolHooks;
-        set { _enableToolHooks = value; OnPropertyChanged(); }
-    }
-
-    private int _toolHookTimeoutMs = 10000;
-    public int ToolHookTimeoutMs
-    {
-        get => _toolHookTimeoutMs;
-        set { _toolHookTimeoutMs = value; OnPropertyChanged(); }
-    }
-
-    // ── 스킬 시스템 ──
-    private bool _enableSkillSystem = true;
-    public bool EnableSkillSystem
-    {
-        get => _enableSkillSystem;
-        set { _enableSkillSystem = value; OnPropertyChanged(); }
-    }
-
-    private string _skillsFolderPath = "";
-    public string SkillsFolderPath
-    {
-        get => _skillsFolderPath;
-        set { _skillsFolderPath = value; OnPropertyChanged(); }
-    }
-
-    private int _slashPopupPageSize = 6;
-    public int SlashPopupPageSize
-    {
-        get => _slashPopupPageSize;
-        set { _slashPopupPageSize = Math.Clamp(value, 3, 10); OnPropertyChanged(); }
-    }
-
-    // ── 드래그&드롭 AI ──
-    private bool _enableDragDropAiActions = true;
-    public bool EnableDragDropAiActions
-    {
-        get => _enableDragDropAiActions;
-        set { _enableDragDropAiActions = value; OnPropertyChanged(); }
-    }
-
-    private bool _dragDropAutoSend;
-    public bool DragDropAutoSend
-    {
-        get => _dragDropAutoSend;
-        set { _dragDropAutoSend = value; OnPropertyChanged(); }
-    }
-
-    // ── 코드 리뷰 ──
-    private bool _enableCodeReview = true;
-    public bool EnableCodeReview
-    {
-        get => _enableCodeReview;
-        set { _enableCodeReview = value; OnPropertyChanged(); }
-    }
-
-    // ── 시각 효과 + 알림 + 개발자 모드 (공통) ──
-    private bool _enableChatRainbowGlow;
-    public bool EnableChatRainbowGlow
-    {
-        get => _enableChatRainbowGlow;
-        set { _enableChatRainbowGlow = value; OnPropertyChanged(); }
-    }
-
-    private bool _notifyOnComplete;
-    public bool NotifyOnComplete
-    {
-        get => _notifyOnComplete;
-        set { _notifyOnComplete = value; OnPropertyChanged(); }
-    }
-
-    private bool _showTips;
-    public bool ShowTips
-    {
-        get => _showTips;
-        set { _showTips = value; OnPropertyChanged(); }
-    }
-
-    private bool _devMode;
-    public bool DevMode
-    {
-        get => _devMode;
-        set { _devMode = value; OnPropertyChanged(); }
-    }
-
-    private bool _devModeStepApproval;
-    public bool DevModeStepApproval
-    {
-        get => _devModeStepApproval;
-        set { _devModeStepApproval = value; OnPropertyChanged(); }
-    }
-
-    private bool _workflowVisualizer;
-    public bool WorkflowVisualizer
-    {
-        get => _workflowVisualizer;
-        set { _workflowVisualizer = value; OnPropertyChanged(); }
-    }
-
-    private bool _freeTierMode;
-    public bool FreeTierMode
-    {
-        get => _freeTierMode;
-        set { _freeTierMode = value; OnPropertyChanged(); }
-    }
-
-    private int _freeTierDelaySeconds = 4;
-    public int FreeTierDelaySeconds
-    {
-        get => _freeTierDelaySeconds;
-        set { _freeTierDelaySeconds = value; OnPropertyChanged(); }
-    }
-
-    private bool _showTotalCallStats;
-    public bool ShowTotalCallStats
-    {
-        get => _showTotalCallStats;
-        set { _showTotalCallStats = value; OnPropertyChanged(); }
-    }
-
-    private string _defaultMood = "modern";
-    public string DefaultMood
-    {
-        get => _defaultMood;
-        set { _defaultMood = value; OnPropertyChanged(); }
-    }
-
-    // 차단 경로/확장자 (읽기 전용 UI)
-    public ObservableCollection<string> BlockedPaths { get; } = new();
-    public ObservableCollection<string> BlockedExtensions { get; } = new();
-
-    public string Hotkey
-    {
-        get => _hotkey;
-        set { _hotkey = value; OnPropertyChanged(); }
-    }
-
-    public int MaxResults
-    {
-        get => _maxResults;
-        set { _maxResults = value; OnPropertyChanged(); }
-    }
-
-    public double Opacity
-    {
-        get => _opacity;
-        set { _opacity = value; OnPropertyChanged(); OnPropertyChanged(nameof(OpacityPercent)); }
-    }
-
-    public int OpacityPercent => (int)Math.Round(_opacity * 100);
-
-    public string SelectedThemeKey
-    {
-        get => _selectedThemeKey;
-        set
-        {
-            _selectedThemeKey = value;
-            OnPropertyChanged();
-            OnPropertyChanged(nameof(IsCustomTheme));
-            foreach (var card in ThemeCards)
-                card.IsSelected = card.Key == value;
-        }
-    }
-
-    public bool IsCustomTheme => _selectedThemeKey == "custom";
-
-    public string LauncherPosition
-    {
-        get => _launcherPosition;
-        set { _launcherPosition = value; OnPropertyChanged(); }
-    }
-
-    public string WebSearchEngine
-    {
-        get => _webSearchEngine;
-        set { _webSearchEngine = value; OnPropertyChanged(); }
-    }
-
-    public bool SnippetAutoExpand
-    {
-        get => _snippetAutoExpand;
-        set { _snippetAutoExpand = value; OnPropertyChanged(); }
-    }
-
-    public string Language
-    {
-        get => _language;
-        set { _language = value; OnPropertyChanged(); }
-    }
-
-    public string IndexSpeed
-    {
-        get => _indexSpeed;
-        set { _indexSpeed = value; OnPropertyChanged(); OnPropertyChanged(nameof(IndexSpeedHint)); }
-    }
-
-    public string IndexSpeedHint => _indexSpeed switch
-    {
-        "fast" => "CPU 사용률이 높아질 수 있습니다. 고성능 PC에 권장합니다.",
-        "slow" => "인덱싱이 오래 걸리지만 PC 성능에 영향을 주지 않습니다.",
-        _      => "일반적인 PC에 적합한 균형 설정입니다.",
-    };
-
     // ─── 기능 토글 속성 ───────────────────────────────────────────────────
 
     public bool ShowNumberBadges

src/AxCopilot/Views/ChatWindow.BottomBar.cs

@@ -0,0 +1,345 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Controls.Primitives;
+using System.Windows.Input;
+using System.Windows.Media;
+using AxCopilot.Models;
+using AxCopilot.Services;
+using AxCopilot.Services.Agent;
+
+namespace AxCopilot.Views;
+
+public partial class ChatWindow
+{
+    // ─── 하단 바 ──────────────────────────────────────────────────────────
+
+    /// <summary>선택된 디자인 무드 키 (HtmlSkill에서 사용).</summary>
+    private string _selectedMood = null!; // Loaded 이벤트에서 초기화
+    private string _selectedLanguage = "auto"; // Code 탭 개발 언어
+    private string _folderDataUsage = null!; // Loaded 이벤트에서 초기화
+
+    /// <summary>하단 바를 구성합니다 (포맷 + 디자인 드롭다운 버튼).</summary>
+    private void BuildBottomBar()
+    {
+        MoodIconPanel.Children.Clear();
+
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+
+        // ── 포맷 버튼 ──
+        var currentFormat = Llm.DefaultOutputFormat ?? "auto";
+        var formatLabel = GetFormatLabel(currentFormat);
+        var formatBtn = CreateFolderBarButton("\uE9F9", formatLabel, "보고서 형태 선택", "#8B5CF6");
+        formatBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowFormatMenu(); };
+        // Name 등록 (Popup PlacementTarget용)
+        try { RegisterName("BtnFormatMenu", formatBtn); } catch (Exception) { try { UnregisterName("BtnFormatMenu"); RegisterName("BtnFormatMenu", formatBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
+        MoodIconPanel.Children.Add(formatBtn);
+
+        // 구분선
+        MoodIconPanel.Children.Add(new Border
+        {
+            Width = 1, Height = 18,
+            Background = ThemeResourceHelper.Separator(this),
+            Margin = new Thickness(4, 0, 4, 0),
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+
+        // ── 디자인 버튼 (소극 스타일) ──
+        var currentMood = TemplateService.AllMoods.FirstOrDefault(m => m.Key == _selectedMood);
+        var moodLabel = currentMood?.Label ?? "모던";
+        var moodIcon = currentMood?.Icon ?? "🔷";
+        var moodBtn = CreateFolderBarButton(null, $"{moodIcon} {moodLabel}", "디자인 무드 선택");
+        moodBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowMoodMenu(); };
+        try { RegisterName("BtnMoodMenu", moodBtn); } catch (Exception) { try { UnregisterName("BtnMoodMenu"); RegisterName("BtnMoodMenu", moodBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
+        MoodIconPanel.Children.Add(moodBtn);
+
+        // 구분선
+        MoodIconPanel.Children.Add(new Border
+        {
+            Width = 1, Height = 18,
+            Background = ThemeResourceHelper.Separator(this),
+            Margin = new Thickness(4, 0, 4, 0),
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+
+        // ── 파일 탐색기 토글 버튼 ──
+        var fileBrowserBtn = CreateFolderBarButton("\uED25", "파일", "파일 탐색기 열기/닫기", "#D97706");
+        fileBrowserBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ToggleFileBrowser(); };
+        MoodIconPanel.Children.Add(fileBrowserBtn);
+
+        // ── 실행 이력 상세도 버튼 ──
+        AppendLogLevelButton();
+
+        // 구분선 표시
+        if (FormatMoodSeparator != null) FormatMoodSeparator.Visibility = Visibility.Visible;
+    }
+
+    /// <summary>Code 탭 하단 바: 개발 언어 선택 + 파일 탐색기 토글.</summary>
+    private void BuildCodeBottomBar()
+    {
+        MoodIconPanel.Children.Clear();
+
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+
+        // 개발 언어 선택 버튼
+        var langLabel = _selectedLanguage switch
+        {
+            "python" => "🐍 Python",
+            "java" => "☕ Java",
+            "csharp" => "🔷 C#",
+            "cpp" => "⚙ C++",
+            "javascript" => "🌐 JavaScript",
+            _ => "🔧 자동 감지",
+        };
+        var langBtn = CreateFolderBarButton(null, langLabel, "개발 언어 선택");
+        langBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowLanguageMenu(); };
+        try { RegisterName("BtnLangMenu", langBtn); } catch (Exception) { try { UnregisterName("BtnLangMenu"); RegisterName("BtnLangMenu", langBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
+        MoodIconPanel.Children.Add(langBtn);
+
+        // 구분선
+        MoodIconPanel.Children.Add(new Border
+        {
+            Width = 1, Height = 18,
+            Background = ThemeResourceHelper.Separator(this),
+            Margin = new Thickness(4, 0, 4, 0),
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+
+        // 파일 탐색기 토글
+        var fileBrowserBtn = CreateFolderBarButton("\uED25", "파일", "파일 탐색기 열기/닫기", "#D97706");
+        fileBrowserBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ToggleFileBrowser(); };
+        MoodIconPanel.Children.Add(fileBrowserBtn);
+
+        // ── 실행 이력 상세도 버튼 ──
+        AppendLogLevelButton();
+
+        if (FormatMoodSeparator != null) FormatMoodSeparator.Visibility = Visibility.Visible;
+    }
+
+    /// <summary>하단 바에 실행 이력 상세도 선택 버튼을 추가합니다.</summary>
+    private void AppendLogLevelButton()
+    {
+        // 구분선
+        MoodIconPanel.Children.Add(new Border
+        {
+            Width = 1, Height = 18,
+            Background = ThemeResourceHelper.Separator(this),
+            Margin = new Thickness(4, 0, 4, 0),
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+
+        var currentLevel = Llm.AgentLogLevel ?? "simple";
+        var levelLabel = currentLevel switch
+        {
+            "debug" => "디버그",
+            "detailed" => "상세",
+            _ => "간략",
+        };
+        var logBtn = CreateFolderBarButton("\uE946", levelLabel, "실행 이력 상세도", "#059669");
+        logBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowLogLevelMenu(); };
+        try { RegisterName("BtnLogLevelMenu", logBtn); } catch (Exception) { try { UnregisterName("BtnLogLevelMenu"); RegisterName("BtnLogLevelMenu", logBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
+        MoodIconPanel.Children.Add(logBtn);
+    }
+
+    /// <summary>실행 이력 상세도 팝업 메뉴를 표시합니다.</summary>
+    private void ShowLogLevelMenu()
+    {
+        FormatMenuItems.Children.Clear();
+        var primaryText = ThemeResourceHelper.Primary(this);
+        var accentBrush = ThemeResourceHelper.Accent(this);
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+
+        var levels = new (string Key, string Label, string Desc)[]
+        {
+            ("simple", "Simple (간략)", "도구 결과만 한 줄로 표시"),
+            ("detailed", "Detailed (상세)", "도구 호출/결과 + 접이식 상세"),
+            ("debug", "Debug (디버그)", "모든 정보 + 파라미터 표시"),
+        };
+
+        var current = Llm.AgentLogLevel ?? "simple";
+
+        foreach (var (key, label, desc) in levels)
+        {
+            var isActive = current == key;
+            var sp = new StackPanel { Orientation = Orientation.Horizontal };
+            sp.Children.Add(CreateCheckIcon(isActive, accentBrush));
+            sp.Children.Add(new TextBlock
+            {
+                Text = label,
+                FontSize = 13,
+                Foreground = isActive ? accentBrush : primaryText,
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, 8, 0),
+            });
+            sp.Children.Add(new TextBlock
+            {
+                Text = desc,
+                FontSize = 10,
+                Foreground = secondaryText,
+                VerticalAlignment = VerticalAlignment.Center,
+            });
+
+            var item = new Border
+            {
+                Child = sp,
+                Padding = new Thickness(12, 8, 12, 8),
+                CornerRadius = new CornerRadius(6),
+                Background = Brushes.Transparent,
+                Cursor = Cursors.Hand,
+            };
+            var hoverBg = ThemeResourceHelper.HoverBg(this);
+            item.MouseEnter += (s, _) => ((Border)s!).Background = hoverBg;
+            item.MouseLeave += (s, _) => ((Border)s!).Background = Brushes.Transparent;
+            item.MouseLeftButtonUp += (_, _) =>
+            {
+                Llm.AgentLogLevel = key;
+                _settings.Save();
+                FormatMenuPopup.IsOpen = false;
+                if (_activeTab == "Cowork") BuildBottomBar();
+                else if (_activeTab == "Code") BuildCodeBottomBar();
+            };
+            FormatMenuItems.Children.Add(item);
+        }
+
+        try
+        {
+            var target = FindName("BtnLogLevelMenu") as UIElement;
+            if (target != null) FormatMenuPopup.PlacementTarget = target;
+        }
+        catch (Exception) { /* 비핵심 작업 실패 — UI 차단 방지 */ }
+        FormatMenuPopup.IsOpen = true;
+    }
+
+    private void ShowLanguageMenu()
+    {
+        FormatMenuItems.Children.Clear();
+        var primaryText = ThemeResourceHelper.Primary(this);
+        var accentBrush = ThemeResourceHelper.Accent(this);
+
+        var languages = new (string Key, string Label, string Icon)[]
+        {
+            ("auto", "자동 감지", "🔧"),
+            ("python", "Python", "🐍"),
+            ("java", "Java", "☕"),
+            ("csharp", "C# (.NET)", "🔷"),
+            ("cpp", "C/C++", "⚙"),
+            ("javascript", "JavaScript / Vue", "🌐"),
+        };
+
+        foreach (var (key, label, icon) in languages)
+        {
+            var isActive = _selectedLanguage == key;
+            var sp = new StackPanel { Orientation = Orientation.Horizontal };
+            sp.Children.Add(CreateCheckIcon(isActive, accentBrush));
+            sp.Children.Add(new TextBlock { Text = icon, FontSize = 13, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 8, 0) });
+            sp.Children.Add(new TextBlock { Text = label, FontSize = 13, Foreground = isActive ? accentBrush : primaryText, FontWeight = isActive ? FontWeights.SemiBold : FontWeights.Normal });
+
+            var itemBorder = new Border
+            {
+                Child = sp, Background = Brushes.Transparent,
+                CornerRadius = new CornerRadius(8), Cursor = Cursors.Hand,
+                Padding = new Thickness(8, 7, 12, 7),
+            };
+            ApplyMenuItemHover(itemBorder);
+
+            var capturedKey = key;
+            itemBorder.MouseLeftButtonUp += (_, _) =>
+            {
+                FormatMenuPopup.IsOpen = false;
+                _selectedLanguage = capturedKey;
+                BuildCodeBottomBar();
+            };
+            FormatMenuItems.Children.Add(itemBorder);
+        }
+
+        if (FindName("BtnLangMenu") is UIElement langTarget)
+            FormatMenuPopup.PlacementTarget = langTarget;
+        FormatMenuPopup.IsOpen = true;
+    }
+
+    /// <summary>폴더바 내 드롭다운 버튼 (소극/적극 스타일과 동일)</summary>
+    private Border CreateFolderBarButton(string? mdlIcon, string label, string tooltip, string? iconColorHex = null)
+    {
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+        var iconColor = iconColorHex != null ? BrushFromHex(iconColorHex) : secondaryText;
+        var sp = new StackPanel { Orientation = Orientation.Horizontal };
+
+        if (mdlIcon != null)
+        {
+            sp.Children.Add(new TextBlock
+            {
+                Text = mdlIcon,
+                FontFamily = ThemeResourceHelper.SegoeMdl2,
+                FontSize = 12,
+                Foreground = iconColor,
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, 4, 0),
+            });
+        }
+
+        sp.Children.Add(new TextBlock
+        {
+            Text = label,
+            FontSize = 12,
+            Foreground = secondaryText,
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+
+        return new Border
+        {
+            Child = sp,
+            Background = Brushes.Transparent,
+            Padding = new Thickness(6, 4, 6, 4),
+            Cursor = Cursors.Hand,
+            ToolTip = tooltip,
+        };
+    }
+
+    private static string GetFormatLabel(string key) => key switch
+    {
+        "xlsx" => "Excel",
+        "html" => "HTML 보고서",
+        "docx" => "Word",
+        "md" => "Markdown",
+        "csv" => "CSV",
+        _ => "AI 자동",
+    };
+
+    /// <summary>현재 프리셋/카테고리에 맞는 에이전트 이름, 심볼, 색상을 반환합니다.</summary>
+    private (string Name, string Symbol, string Color) GetAgentIdentity()
+    {
+        string? category = null;
+        lock (_convLock)
+        {
+            category = _currentConversation?.Category;
+        }
+
+        return category switch
+        {
+            // Cowork 프리셋 카테고리
+            "보고서" => ("보고서 에이전트", "◆", "#3B82F6"),
+            "데이터" => ("데이터 분석 에이전트", "◆", "#10B981"),
+            "문서" => ("문서 작성 에이전트", "◆", "#6366F1"),
+            "논문" => ("논문 분석 에이전트", "◆", "#6366F1"),
+            "파일" => ("파일 관리 에이전트", "◆", "#8B5CF6"),
+            "자동화" => ("자동화 에이전트", "◆", "#EF4444"),
+            // Code 프리셋 카테고리
+            "코드개발" => ("코드 개발 에이전트", "◆", "#3B82F6"),
+            "리팩터링" => ("리팩터링 에이전트", "◆", "#6366F1"),
+            "코드리뷰" => ("코드 리뷰 에이전트", "◆", "#10B981"),
+            "보안점검" => ("보안 점검 에이전트", "◆", "#EF4444"),
+            "테스트" => ("테스트 에이전트", "◆", "#F59E0B"),
+            // Chat 카테고리
+            "연구개발" => ("연구개발 에이전트", "◆", "#0EA5E9"),
+            "시스템" => ("시스템 에이전트", "◆", "#64748B"),
+            "수율분석" => ("수율분석 에이전트", "◆", "#F59E0B"),
+            "제품분석" => ("제품분석 에이전트", "◆", "#EC4899"),
+            "경영" => ("경영 분석 에이전트", "◆", "#8B5CF6"),
+            "인사" => ("인사 관리 에이전트", "◆", "#14B8A6"),
+            "제조기술" => ("제조기술 에이전트", "◆", "#F97316"),
+            "재무" => ("재무 분석 에이전트", "◆", "#6366F1"),
+            _ when _activeTab == "Code" => ("코드 에이전트", "◆", "#3B82F6"),
+            _ when _activeTab == "Cowork" => ("코워크 에이전트", "◆", "#4B5EFC"),
+            _ => ("AX 에이전트", "◆", "#4B5EFC"),
+        };
+    }
+}

src/AxCopilot/Views/ChatWindow.ConversationList.cs

@@ -1,6 +1,5 @@
 using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Controls.Primitives;
 using System.Windows.Input;
 using System.Windows.Media;
 using System.Windows.Media.Animation;
@@ -379,347 +378,6 @@ public partial class ChatWindow
         ConversationPanel.Children.Add(border);
     }
 
-    // ─── 대화 제목 인라인 편집 ────────────────────────────────────────────
-
-    private void EnterTitleEditMode(TextBlock titleTb, string conversationId, Brush titleColor)
-    {
-        try
-        {
-            // titleTb가 이미 부모에서 분리된 경우(편집 중) 무시
-            var parent = titleTb.Parent as StackPanel;
-            if (parent == null) return;
-
-            var idx = parent.Children.IndexOf(titleTb);
-            if (idx < 0) return;
-
-            var editBox = new TextBox
-            {
-                Text = titleTb.Text,
-                FontSize = 12.5,
-                Foreground = titleColor,
-                Background = Brushes.Transparent,
-                BorderBrush = ThemeResourceHelper.Accent(this),
-                BorderThickness = new Thickness(0, 0, 0, 1),
-                CaretBrush = titleColor,
-                Padding = new Thickness(0),
-                Margin = new Thickness(0),
-            };
-
-            // 안전하게 자식 교체: 먼저 제거 후 삽입
-            parent.Children.RemoveAt(idx);
-            parent.Children.Insert(idx, editBox);
-
-            var committed = false;
-            void CommitEdit()
-            {
-                if (committed) return;
-                committed = true;
-
-                var newTitle = editBox.Text.Trim();
-                if (string.IsNullOrEmpty(newTitle)) newTitle = titleTb.Text;
-
-                titleTb.Text = newTitle;
-                // editBox가 아직 parent에 있는지 확인 후 교체
-                try
-                {
-                    var currentIdx = parent.Children.IndexOf(editBox);
-                    if (currentIdx >= 0)
-                    {
-                        parent.Children.RemoveAt(currentIdx);
-                        parent.Children.Insert(currentIdx, titleTb);
-                    }
-                }
-                catch (Exception) { /* 부모가 이미 해제된 경우 무시 */ }
-
-                var conv = _storage.Load(conversationId);
-                if (conv != null)
-                {
-                    conv.Title = newTitle;
-                    _storage.Save(conv);
-                    lock (_convLock)
-                    {
-                        if (_currentConversation?.Id == conversationId)
-                            _currentConversation.Title = newTitle;
-                    }
-                    UpdateChatTitle();
-                }
-            }
-
-            void CancelEdit()
-            {
-                if (committed) return;
-                committed = true;
-                try
-                {
-                    var currentIdx = parent.Children.IndexOf(editBox);
-                    if (currentIdx >= 0)
-                    {
-                        parent.Children.RemoveAt(currentIdx);
-                        parent.Children.Insert(currentIdx, titleTb);
-                    }
-                }
-                catch (Exception) { /* 부모가 이미 해제된 경우 무시 */ }
-            }
-
-            editBox.KeyDown += (_, ke) =>
-            {
-                if (ke.Key == Key.Enter) { ke.Handled = true; CommitEdit(); }
-                if (ke.Key == Key.Escape) { ke.Handled = true; CancelEdit(); }
-            };
-            editBox.LostFocus += (_, _) => CommitEdit();
-
-            editBox.Focus();
-            editBox.SelectAll();
-        }
-        catch (Exception ex)
-        {
-            LogService.Error($"제목 편집 오류: {ex.Message}");
-        }
-    }
-
-    // ─── 카테고리 변경 팝업 ──────────────────────────────────────────────
-
-    private void ShowConversationMenu(string conversationId)
-    {
-        var conv = _storage.Load(conversationId);
-        var isPinned = conv?.Pinned ?? false;
-
-        var primaryText = ThemeResourceHelper.Primary(this);
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-        var hoverBg = ThemeResourceHelper.HoverBg(this);
-
-        var (popup, stack) = PopupMenuHelper.Create(this, this, PlacementMode.MousePoint, minWidth: 200);
-
-        // 메뉴 항목 헬퍼 — PopupMenuHelper.MenuItem 래핑 (아이콘 색상 개별 지정)
-        Border CreateMenuItem(string icon, string text, Brush iconColor, Action onClick)
-            => PopupMenuHelper.MenuItem(text, primaryText, hoverBg,
-                () => { popup.IsOpen = false; onClick(); },
-                icon: icon, iconColor: iconColor, fontSize: 12.5);
-
-        Border CreateSeparator() => PopupMenuHelper.Separator();
-
-        // 고정/해제
-        stack.Children.Add(CreateMenuItem(
-            isPinned ? "\uE77A" : "\uE718",
-            isPinned ? "고정 해제" : "상단 고정",
-            ThemeResourceHelper.Accent(this),
-            () =>
-            {
-                var c = _storage.Load(conversationId);
-                if (c != null)
-                {
-                    c.Pinned = !c.Pinned;
-                    _storage.Save(c);
-                    lock (_convLock) { if (_currentConversation?.Id == conversationId) _currentConversation.Pinned = c.Pinned; }
-                    RefreshConversationList();
-                }
-            }));
-
-        // 이름 변경
-        stack.Children.Add(CreateMenuItem("\uE8AC", "이름 변경", secondaryText, () =>
-        {
-            // 대화 목록에서 해당 항목 찾아서 편집 모드 진입
-            foreach (UIElement child in ConversationPanel.Children)
-            {
-                if (child is Border b && b.Child is Grid g)
-                {
-                    foreach (UIElement gc in g.Children)
-                    {
-                        if (gc is StackPanel sp && sp.Children.Count > 0 && sp.Children[0] is TextBlock tb)
-                        {
-                            // title과 매칭
-                            if (conv != null && tb.Text == conv.Title)
-                            {
-                                var titleColor = ThemeResourceHelper.Primary(this);
-                                EnterTitleEditMode(tb, conversationId, titleColor);
-                                return;
-                            }
-                        }
-                    }
-                }
-            }
-        }));
-
-        // Cowork/Code 탭: 작업 유형 읽기 전용 표시
-        if ((_activeTab == "Cowork" || _activeTab == "Code") && conv != null)
-        {
-            var catKey = conv.Category ?? ChatCategory.General;
-            // ChatCategory 또는 프리셋에서 아이콘/라벨 검색
-            string catSymbol = "\uE8BD", catLabel = catKey, catColor = "#6B7280";
-            var chatCat = ChatCategory.All.FirstOrDefault(c => c.Key == catKey);
-            if (chatCat != default && chatCat.Key != ChatCategory.General)
-            {
-                catSymbol = chatCat.Symbol; catLabel = chatCat.Label; catColor = chatCat.Color;
-            }
-            else
-            {
-                var preset = Services.PresetService.GetByTabWithCustom(_activeTab, Llm.CustomPresets)
-                    .FirstOrDefault(p => p.Category == catKey);
-                if (preset != null)
-                {
-                    catSymbol = preset.Symbol; catLabel = preset.Label; catColor = preset.Color;
-                }
-            }
-
-            stack.Children.Add(CreateSeparator());
-            var infoSp = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(10, 4, 10, 4) };
-            try
-            {
-                var catBrush = ThemeResourceHelper.HexBrush(catColor);
-                infoSp.Children.Add(new TextBlock
-                {
-                    Text = catSymbol, FontFamily = ThemeResourceHelper.SegoeMdl2,
-                    FontSize = 12, Foreground = catBrush,
-                    VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 6, 0),
-                });
-                infoSp.Children.Add(new TextBlock
-                {
-                    Text = catLabel, FontSize = 12, Foreground = primaryText,
-                    VerticalAlignment = VerticalAlignment.Center,
-                });
-            }
-            catch (Exception)
-            {
-                infoSp.Children.Add(new TextBlock { Text = catLabel, FontSize = 12, Foreground = primaryText });
-            }
-            stack.Children.Add(infoSp);
-        }
-
-        // Chat 탭만 분류 변경 표시 (Cowork/Code 탭은 분류 불필요)
-        var showCategorySection = _activeTab == "Chat";
-
-        if (showCategorySection)
-        {
-            stack.Children.Add(CreateSeparator());
-
-            // 분류 헤더
-            stack.Children.Add(new TextBlock
-            {
-                Text = "분류 변경",
-                FontSize = 10.5,
-                Foreground = secondaryText,
-                Margin = new Thickness(10, 4, 0, 4),
-                FontWeight = FontWeights.SemiBold,
-            });
-
-            var currentCategory = conv?.Category ?? ChatCategory.General;
-            var accentBrush = ThemeResourceHelper.Accent(this);
-
-            foreach (var (key, label, symbol, color) in ChatCategory.All)
-            {
-                var capturedKey = key;
-                var isCurrentCat = capturedKey == currentCategory;
-
-                // 카테고리 항목 (체크 표시 포함)
-                var catItem = new Border
-                {
-                    Background = Brushes.Transparent,
-                    CornerRadius = new CornerRadius(8),
-                    Padding = new Thickness(10, 7, 10, 7),
-                    Margin = new Thickness(0, 1, 0, 1),
-                    Cursor = Cursors.Hand,
-                };
-                var catGrid = new Grid();
-                catGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(24) });
-                catGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
-                catGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(20) });
-
-                var catIcon = new TextBlock
-                {
-                    Text = symbol, FontFamily = ThemeResourceHelper.SegoeMdl2,
-                    FontSize = 12, Foreground = BrushFromHex(color), VerticalAlignment = VerticalAlignment.Center,
-                };
-                Grid.SetColumn(catIcon, 0);
-                catGrid.Children.Add(catIcon);
-
-                var catText = new TextBlock
-                {
-                    Text = label, FontSize = 12.5, Foreground = primaryText,
-                    VerticalAlignment = VerticalAlignment.Center,
-                    FontWeight = isCurrentCat ? FontWeights.Bold : FontWeights.Normal,
-                };
-                Grid.SetColumn(catText, 1);
-                catGrid.Children.Add(catText);
-
-                if (isCurrentCat)
-                {
-                    var check = CreateSimpleCheck(accentBrush, 14);
-                    Grid.SetColumn(check, 2);
-                    catGrid.Children.Add(check);
-                }
-
-                catItem.Child = catGrid;
-                catItem.MouseEnter += (s, _) => { if (s is Border b) b.Background = hoverBg; };
-                catItem.MouseLeave += (s, _) => { if (s is Border b) b.Background = Brushes.Transparent; };
-                catItem.MouseLeftButtonUp += (_, _) =>
-                {
-                    popup.IsOpen = false;
-                    var c = _storage.Load(conversationId);
-                    if (c != null)
-                    {
-                        c.Category = capturedKey;
-                        var preset = Services.PresetService.GetByCategory(capturedKey);
-                        if (preset != null)
-                            c.SystemCommand = preset.SystemPrompt;
-                        _storage.Save(c);
-                        lock (_convLock)
-                        {
-                            if (_currentConversation?.Id == conversationId)
-                            {
-                                _currentConversation.Category = capturedKey;
-                                if (preset != null)
-                                    _currentConversation.SystemCommand = preset.SystemPrompt;
-                            }
-                        }
-                        // 현재 대화의 카테고리가 변경되면 입력 안내 문구도 갱신
-                        bool isCurrent;
-                        lock (_convLock) { isCurrent = _currentConversation?.Id == conversationId; }
-                        if (isCurrent && preset != null && !string.IsNullOrEmpty(preset.Placeholder))
-                        {
-                            _promptCardPlaceholder = preset.Placeholder;
-                            UpdateWatermarkVisibility();
-                            if (string.IsNullOrEmpty(InputBox.Text))
-                            {
-                                InputWatermark.Text = preset.Placeholder;
-                                InputWatermark.Visibility = Visibility.Visible;
-                            }
-                        }
-                        else if (isCurrent)
-                        {
-                            ClearPromptCardPlaceholder();
-                        }
-                        RefreshConversationList();
-                    }
-                };
-                stack.Children.Add(catItem);
-            }
-        } // end showCategorySection
-
-        stack.Children.Add(CreateSeparator());
-
-        // 삭제
-        stack.Children.Add(CreateMenuItem("\uE74D", "이 대화 삭제", Brushes.IndianRed, () =>
-        {
-            var result = CustomMessageBox.Show("이 대화를 삭제하시겠습니까?", "대화 삭제",
-                MessageBoxButton.YesNo, MessageBoxImage.Question);
-            if (result != MessageBoxResult.Yes) return;
-            _storage.Delete(conversationId);
-            lock (_convLock)
-            {
-                if (_currentConversation?.Id == conversationId)
-                {
-                    _currentConversation = null;
-                    MessagePanel.Children.Clear();
-                    EmptyState.Visibility = Visibility.Visible;
-                    UpdateChatTitle();
-                }
-            }
-            RefreshConversationList();
-        }));
-
-        popup.IsOpen = true;
-    }
-
     // ─── 검색 ────────────────────────────────────────────────────────────
 
     private void SearchBox_TextChanged(object sender, TextChangedEventArgs e)

src/AxCopilot/Views/ChatWindow.ConversationMenu.cs

@@ -0,0 +1,255 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Controls.Primitives;
+using System.Windows.Input;
+using System.Windows.Media;
+using AxCopilot.Models;
+using AxCopilot.Services;
+
+namespace AxCopilot.Views;
+
+public partial class ChatWindow
+{
+    // ─── 카테고리 변경 팝업 ──────────────────────────────────────────────
+
+    private void ShowConversationMenu(string conversationId)
+    {
+        var conv = _storage.Load(conversationId);
+        var isPinned = conv?.Pinned ?? false;
+
+        var primaryText = ThemeResourceHelper.Primary(this);
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+        var hoverBg = ThemeResourceHelper.HoverBg(this);
+
+        var (popup, stack) = PopupMenuHelper.Create(this, this, PlacementMode.MousePoint, minWidth: 200);
+
+        // 메뉴 항목 헬퍼 — PopupMenuHelper.MenuItem 래핑 (아이콘 색상 개별 지정)
+        Border CreateMenuItem(string icon, string text, Brush iconColor, Action onClick)
+            => PopupMenuHelper.MenuItem(text, primaryText, hoverBg,
+                () => { popup.IsOpen = false; onClick(); },
+                icon: icon, iconColor: iconColor, fontSize: 12.5);
+
+        Border CreateSeparator() => PopupMenuHelper.Separator();
+
+        // 고정/해제
+        stack.Children.Add(CreateMenuItem(
+            isPinned ? "\uE77A" : "\uE718",
+            isPinned ? "고정 해제" : "상단 고정",
+            ThemeResourceHelper.Accent(this),
+            () =>
+            {
+                var c = _storage.Load(conversationId);
+                if (c != null)
+                {
+                    c.Pinned = !c.Pinned;
+                    _storage.Save(c);
+                    lock (_convLock) { if (_currentConversation?.Id == conversationId) _currentConversation.Pinned = c.Pinned; }
+                    RefreshConversationList();
+                }
+            }));
+
+        // 이름 변경
+        stack.Children.Add(CreateMenuItem("\uE8AC", "이름 변경", secondaryText, () =>
+        {
+            // 대화 목록에서 해당 항목 찾아서 편집 모드 진입
+            foreach (UIElement child in ConversationPanel.Children)
+            {
+                if (child is Border b && b.Child is Grid g)
+                {
+                    foreach (UIElement gc in g.Children)
+                    {
+                        if (gc is StackPanel sp && sp.Children.Count > 0 && sp.Children[0] is TextBlock tb)
+                        {
+                            // title과 매칭
+                            if (conv != null && tb.Text == conv.Title)
+                            {
+                                var titleColor = ThemeResourceHelper.Primary(this);
+                                EnterTitleEditMode(tb, conversationId, titleColor);
+                                return;
+                            }
+                        }
+                    }
+                }
+            }
+        }));
+
+        // Cowork/Code 탭: 작업 유형 읽기 전용 표시
+        if ((_activeTab == "Cowork" || _activeTab == "Code") && conv != null)
+        {
+            var catKey = conv.Category ?? ChatCategory.General;
+            // ChatCategory 또는 프리셋에서 아이콘/라벨 검색
+            string catSymbol = "\uE8BD", catLabel = catKey, catColor = "#6B7280";
+            var chatCat = ChatCategory.All.FirstOrDefault(c => c.Key == catKey);
+            if (chatCat != default && chatCat.Key != ChatCategory.General)
+            {
+                catSymbol = chatCat.Symbol; catLabel = chatCat.Label; catColor = chatCat.Color;
+            }
+            else
+            {
+                var preset = Services.PresetService.GetByTabWithCustom(_activeTab, Llm.CustomPresets)
+                    .FirstOrDefault(p => p.Category == catKey);
+                if (preset != null)
+                {
+                    catSymbol = preset.Symbol; catLabel = preset.Label; catColor = preset.Color;
+                }
+            }
+
+            stack.Children.Add(CreateSeparator());
+            var infoSp = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(10, 4, 10, 4) };
+            try
+            {
+                var catBrush = ThemeResourceHelper.HexBrush(catColor);
+                infoSp.Children.Add(new TextBlock
+                {
+                    Text = catSymbol, FontFamily = ThemeResourceHelper.SegoeMdl2,
+                    FontSize = 12, Foreground = catBrush,
+                    VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 6, 0),
+                });
+                infoSp.Children.Add(new TextBlock
+                {
+                    Text = catLabel, FontSize = 12, Foreground = primaryText,
+                    VerticalAlignment = VerticalAlignment.Center,
+                });
+            }
+            catch (Exception)
+            {
+                infoSp.Children.Add(new TextBlock { Text = catLabel, FontSize = 12, Foreground = primaryText });
+            }
+            stack.Children.Add(infoSp);
+        }
+
+        // Chat 탭만 분류 변경 표시 (Cowork/Code 탭은 분류 불필요)
+        var showCategorySection = _activeTab == "Chat";
+
+        if (showCategorySection)
+        {
+            stack.Children.Add(CreateSeparator());
+
+            // 분류 헤더
+            stack.Children.Add(new TextBlock
+            {
+                Text = "분류 변경",
+                FontSize = 10.5,
+                Foreground = secondaryText,
+                Margin = new Thickness(10, 4, 0, 4),
+                FontWeight = FontWeights.SemiBold,
+            });
+
+            var currentCategory = conv?.Category ?? ChatCategory.General;
+            var accentBrush = ThemeResourceHelper.Accent(this);
+
+            foreach (var (key, label, symbol, color) in ChatCategory.All)
+            {
+                var capturedKey = key;
+                var isCurrentCat = capturedKey == currentCategory;
+
+                // 카테고리 항목 (체크 표시 포함)
+                var catItem = new Border
+                {
+                    Background = Brushes.Transparent,
+                    CornerRadius = new CornerRadius(8),
+                    Padding = new Thickness(10, 7, 10, 7),
+                    Margin = new Thickness(0, 1, 0, 1),
+                    Cursor = Cursors.Hand,
+                };
+                var catGrid = new Grid();
+                catGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(24) });
+                catGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
+                catGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(20) });
+
+                var catIcon = new TextBlock
+                {
+                    Text = symbol, FontFamily = ThemeResourceHelper.SegoeMdl2,
+                    FontSize = 12, Foreground = BrushFromHex(color), VerticalAlignment = VerticalAlignment.Center,
+                };
+                Grid.SetColumn(catIcon, 0);
+                catGrid.Children.Add(catIcon);
+
+                var catText = new TextBlock
+                {
+                    Text = label, FontSize = 12.5, Foreground = primaryText,
+                    VerticalAlignment = VerticalAlignment.Center,
+                    FontWeight = isCurrentCat ? FontWeights.Bold : FontWeights.Normal,
+                };
+                Grid.SetColumn(catText, 1);
+                catGrid.Children.Add(catText);
+
+                if (isCurrentCat)
+                {
+                    var check = CreateSimpleCheck(accentBrush, 14);
+                    Grid.SetColumn(check, 2);
+                    catGrid.Children.Add(check);
+                }
+
+                catItem.Child = catGrid;
+                catItem.MouseEnter += (s, _) => { if (s is Border b) b.Background = hoverBg; };
+                catItem.MouseLeave += (s, _) => { if (s is Border b) b.Background = Brushes.Transparent; };
+                catItem.MouseLeftButtonUp += (_, _) =>
+                {
+                    popup.IsOpen = false;
+                    var c = _storage.Load(conversationId);
+                    if (c != null)
+                    {
+                        c.Category = capturedKey;
+                        var preset = Services.PresetService.GetByCategory(capturedKey);
+                        if (preset != null)
+                            c.SystemCommand = preset.SystemPrompt;
+                        _storage.Save(c);
+                        lock (_convLock)
+                        {
+                            if (_currentConversation?.Id == conversationId)
+                            {
+                                _currentConversation.Category = capturedKey;
+                                if (preset != null)
+                                    _currentConversation.SystemCommand = preset.SystemPrompt;
+                            }
+                        }
+                        // 현재 대화의 카테고리가 변경되면 입력 안내 문구도 갱신
+                        bool isCurrent;
+                        lock (_convLock) { isCurrent = _currentConversation?.Id == conversationId; }
+                        if (isCurrent && preset != null && !string.IsNullOrEmpty(preset.Placeholder))
+                        {
+                            _promptCardPlaceholder = preset.Placeholder;
+                            UpdateWatermarkVisibility();
+                            if (string.IsNullOrEmpty(InputBox.Text))
+                            {
+                                InputWatermark.Text = preset.Placeholder;
+                                InputWatermark.Visibility = Visibility.Visible;
+                            }
+                        }
+                        else if (isCurrent)
+                        {
+                            ClearPromptCardPlaceholder();
+                        }
+                        RefreshConversationList();
+                    }
+                };
+                stack.Children.Add(catItem);
+            }
+        } // end showCategorySection
+
+        stack.Children.Add(CreateSeparator());
+
+        // 삭제
+        stack.Children.Add(CreateMenuItem("\uE74D", "이 대화 삭제", Brushes.IndianRed, () =>
+        {
+            var result = CustomMessageBox.Show("이 대화를 삭제하시겠습니까?", "대화 삭제",
+                MessageBoxButton.YesNo, MessageBoxImage.Question);
+            if (result != MessageBoxResult.Yes) return;
+            _storage.Delete(conversationId);
+            lock (_convLock)
+            {
+                if (_currentConversation?.Id == conversationId)
+                {
+                    _currentConversation = null;
+                    MessagePanel.Children.Clear();
+                    EmptyState.Visibility = Visibility.Visible;
+                    UpdateChatTitle();
+                }
+            }
+            RefreshConversationList();
+        }));
+
+        popup.IsOpen = true;
+    }
+}

src/AxCopilot/Views/ChatWindow.ConversationTitleEdit.cs

@@ -0,0 +1,108 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+using AxCopilot.Services;
+
+namespace AxCopilot.Views;
+
+public partial class ChatWindow
+{
+    // ─── 대화 제목 인라인 편집 ────────────────────────────────────────────
+
+    private void EnterTitleEditMode(TextBlock titleTb, string conversationId, Brush titleColor)
+    {
+        try
+        {
+            // titleTb가 이미 부모에서 분리된 경우(편집 중) 무시
+            var parent = titleTb.Parent as StackPanel;
+            if (parent == null) return;
+
+            var idx = parent.Children.IndexOf(titleTb);
+            if (idx < 0) return;
+
+            var editBox = new TextBox
+            {
+                Text = titleTb.Text,
+                FontSize = 12.5,
+                Foreground = titleColor,
+                Background = Brushes.Transparent,
+                BorderBrush = ThemeResourceHelper.Accent(this),
+                BorderThickness = new Thickness(0, 0, 0, 1),
+                CaretBrush = titleColor,
+                Padding = new Thickness(0),
+                Margin = new Thickness(0),
+            };
+
+            // 안전하게 자식 교체: 먼저 제거 후 삽입
+            parent.Children.RemoveAt(idx);
+            parent.Children.Insert(idx, editBox);
+
+            var committed = false;
+            void CommitEdit()
+            {
+                if (committed) return;
+                committed = true;
+
+                var newTitle = editBox.Text.Trim();
+                if (string.IsNullOrEmpty(newTitle)) newTitle = titleTb.Text;
+
+                titleTb.Text = newTitle;
+                // editBox가 아직 parent에 있는지 확인 후 교체
+                try
+                {
+                    var currentIdx = parent.Children.IndexOf(editBox);
+                    if (currentIdx >= 0)
+                    {
+                        parent.Children.RemoveAt(currentIdx);
+                        parent.Children.Insert(currentIdx, titleTb);
+                    }
+                }
+                catch (Exception) { /* 부모가 이미 해제된 경우 무시 */ }
+
+                var conv = _storage.Load(conversationId);
+                if (conv != null)
+                {
+                    conv.Title = newTitle;
+                    _storage.Save(conv);
+                    lock (_convLock)
+                    {
+                        if (_currentConversation?.Id == conversationId)
+                            _currentConversation.Title = newTitle;
+                    }
+                    UpdateChatTitle();
+                }
+            }
+
+            void CancelEdit()
+            {
+                if (committed) return;
+                committed = true;
+                try
+                {
+                    var currentIdx = parent.Children.IndexOf(editBox);
+                    if (currentIdx >= 0)
+                    {
+                        parent.Children.RemoveAt(currentIdx);
+                        parent.Children.Insert(currentIdx, titleTb);
+                    }
+                }
+                catch (Exception) { /* 부모가 이미 해제된 경우 무시 */ }
+            }
+
+            editBox.KeyDown += (_, ke) =>
+            {
+                if (ke.Key == Key.Enter) { ke.Handled = true; CommitEdit(); }
+                if (ke.Key == Key.Escape) { ke.Handled = true; CancelEdit(); }
+            };
+            editBox.LostFocus += (_, _) => CommitEdit();
+
+            editBox.Focus();
+            editBox.SelectAll();
+        }
+        catch (Exception ex)
+        {
+            LogService.Error($"제목 편집 오류: {ex.Message}");
+        }
+    }
+}

src/AxCopilot/Views/ChatWindow.CustomPresets.cs

@@ -200,779 +200,4 @@ public partial class ChatWindow
         if (_activeTab == "Cowork")
             BuildBottomBar();
     }
-
-
-
-    /// <summary>선택된 디자인 무드 키 (HtmlSkill에서 사용).</summary>
-    private string _selectedMood = null!; // Loaded 이벤트에서 초기화
-    private string _selectedLanguage = "auto"; // Code 탭 개발 언어
-    private string _folderDataUsage = null!; // Loaded 이벤트에서 초기화
-
-    /// <summary>하단 바를 구성합니다 (포맷 + 디자인 드롭다운 버튼).</summary>
-    private void BuildBottomBar()
-    {
-        MoodIconPanel.Children.Clear();
-
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-
-        // ── 포맷 버튼 ──
-        var currentFormat = Llm.DefaultOutputFormat ?? "auto";
-        var formatLabel = GetFormatLabel(currentFormat);
-        var formatBtn = CreateFolderBarButton("\uE9F9", formatLabel, "보고서 형태 선택", "#8B5CF6");
-        formatBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowFormatMenu(); };
-        // Name 등록 (Popup PlacementTarget용)
-        try { RegisterName("BtnFormatMenu", formatBtn); } catch (Exception) { try { UnregisterName("BtnFormatMenu"); RegisterName("BtnFormatMenu", formatBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
-        MoodIconPanel.Children.Add(formatBtn);
-
-        // 구분선
-        MoodIconPanel.Children.Add(new Border
-        {
-            Width = 1, Height = 18,
-            Background = ThemeResourceHelper.Separator(this),
-            Margin = new Thickness(4, 0, 4, 0),
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-
-        // ── 디자인 버튼 (소극 스타일) ──
-        var currentMood = TemplateService.AllMoods.FirstOrDefault(m => m.Key == _selectedMood);
-        var moodLabel = currentMood?.Label ?? "모던";
-        var moodIcon = currentMood?.Icon ?? "🔷";
-        var moodBtn = CreateFolderBarButton(null, $"{moodIcon} {moodLabel}", "디자인 무드 선택");
-        moodBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowMoodMenu(); };
-        try { RegisterName("BtnMoodMenu", moodBtn); } catch (Exception) { try { UnregisterName("BtnMoodMenu"); RegisterName("BtnMoodMenu", moodBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
-        MoodIconPanel.Children.Add(moodBtn);
-
-        // 구분선
-        MoodIconPanel.Children.Add(new Border
-        {
-            Width = 1, Height = 18,
-            Background = ThemeResourceHelper.Separator(this),
-            Margin = new Thickness(4, 0, 4, 0),
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-
-        // ── 파일 탐색기 토글 버튼 ──
-        var fileBrowserBtn = CreateFolderBarButton("\uED25", "파일", "파일 탐색기 열기/닫기", "#D97706");
-        fileBrowserBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ToggleFileBrowser(); };
-        MoodIconPanel.Children.Add(fileBrowserBtn);
-
-        // ── 실행 이력 상세도 버튼 ──
-        AppendLogLevelButton();
-
-        // 구분선 표시
-        if (FormatMoodSeparator != null) FormatMoodSeparator.Visibility = Visibility.Visible;
-    }
-
-    /// <summary>Code 탭 하단 바: 개발 언어 선택 + 파일 탐색기 토글.</summary>
-    private void BuildCodeBottomBar()
-    {
-        MoodIconPanel.Children.Clear();
-
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-
-        // 개발 언어 선택 버튼
-        var langLabel = _selectedLanguage switch
-        {
-            "python" => "🐍 Python",
-            "java" => "☕ Java",
-            "csharp" => "🔷 C#",
-            "cpp" => "⚙ C++",
-            "javascript" => "🌐 JavaScript",
-            _ => "🔧 자동 감지",
-        };
-        var langBtn = CreateFolderBarButton(null, langLabel, "개발 언어 선택");
-        langBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowLanguageMenu(); };
-        try { RegisterName("BtnLangMenu", langBtn); } catch (Exception) { try { UnregisterName("BtnLangMenu"); RegisterName("BtnLangMenu", langBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
-        MoodIconPanel.Children.Add(langBtn);
-
-        // 구분선
-        MoodIconPanel.Children.Add(new Border
-        {
-            Width = 1, Height = 18,
-            Background = ThemeResourceHelper.Separator(this),
-            Margin = new Thickness(4, 0, 4, 0),
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-
-        // 파일 탐색기 토글
-        var fileBrowserBtn = CreateFolderBarButton("\uED25", "파일", "파일 탐색기 열기/닫기", "#D97706");
-        fileBrowserBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ToggleFileBrowser(); };
-        MoodIconPanel.Children.Add(fileBrowserBtn);
-
-        // ── 실행 이력 상세도 버튼 ──
-        AppendLogLevelButton();
-
-        if (FormatMoodSeparator != null) FormatMoodSeparator.Visibility = Visibility.Visible;
-    }
-
-    /// <summary>하단 바에 실행 이력 상세도 선택 버튼을 추가합니다.</summary>
-    private void AppendLogLevelButton()
-    {
-        // 구분선
-        MoodIconPanel.Children.Add(new Border
-        {
-            Width = 1, Height = 18,
-            Background = ThemeResourceHelper.Separator(this),
-            Margin = new Thickness(4, 0, 4, 0),
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-
-        var currentLevel = Llm.AgentLogLevel ?? "simple";
-        var levelLabel = currentLevel switch
-        {
-            "debug" => "디버그",
-            "detailed" => "상세",
-            _ => "간략",
-        };
-        var logBtn = CreateFolderBarButton("\uE946", levelLabel, "실행 이력 상세도", "#059669");
-        logBtn.MouseLeftButtonUp += (_, e) => { e.Handled = true; ShowLogLevelMenu(); };
-        try { RegisterName("BtnLogLevelMenu", logBtn); } catch (Exception) { try { UnregisterName("BtnLogLevelMenu"); RegisterName("BtnLogLevelMenu", logBtn); } catch (Exception) { /* 이름 등록 실패 */ } }
-        MoodIconPanel.Children.Add(logBtn);
-    }
-
-    /// <summary>실행 이력 상세도 팝업 메뉴를 표시합니다.</summary>
-    private void ShowLogLevelMenu()
-    {
-        FormatMenuItems.Children.Clear();
-        var primaryText = ThemeResourceHelper.Primary(this);
-        var accentBrush = ThemeResourceHelper.Accent(this);
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-
-        var levels = new (string Key, string Label, string Desc)[]
-        {
-            ("simple", "Simple (간략)", "도구 결과만 한 줄로 표시"),
-            ("detailed", "Detailed (상세)", "도구 호출/결과 + 접이식 상세"),
-            ("debug", "Debug (디버그)", "모든 정보 + 파라미터 표시"),
-        };
-
-        var current = Llm.AgentLogLevel ?? "simple";
-
-        foreach (var (key, label, desc) in levels)
-        {
-            var isActive = current == key;
-            var sp = new StackPanel { Orientation = Orientation.Horizontal };
-            sp.Children.Add(CreateCheckIcon(isActive, accentBrush));
-            sp.Children.Add(new TextBlock
-            {
-                Text = label,
-                FontSize = 13,
-                Foreground = isActive ? accentBrush : primaryText,
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, 8, 0),
-            });
-            sp.Children.Add(new TextBlock
-            {
-                Text = desc,
-                FontSize = 10,
-                Foreground = secondaryText,
-                VerticalAlignment = VerticalAlignment.Center,
-            });
-
-            var item = new Border
-            {
-                Child = sp,
-                Padding = new Thickness(12, 8, 12, 8),
-                CornerRadius = new CornerRadius(6),
-                Background = Brushes.Transparent,
-                Cursor = Cursors.Hand,
-            };
-            var hoverBg = ThemeResourceHelper.HoverBg(this);
-            item.MouseEnter += (s, _) => ((Border)s!).Background = hoverBg;
-            item.MouseLeave += (s, _) => ((Border)s!).Background = Brushes.Transparent;
-            item.MouseLeftButtonUp += (_, _) =>
-            {
-                Llm.AgentLogLevel = key;
-                _settings.Save();
-                FormatMenuPopup.IsOpen = false;
-                if (_activeTab == "Cowork") BuildBottomBar();
-                else if (_activeTab == "Code") BuildCodeBottomBar();
-            };
-            FormatMenuItems.Children.Add(item);
-        }
-
-        try
-        {
-            var target = FindName("BtnLogLevelMenu") as UIElement;
-            if (target != null) FormatMenuPopup.PlacementTarget = target;
-        }
-        catch (Exception) { /* 비핵심 작업 실패 — UI 차단 방지 */ }
-        FormatMenuPopup.IsOpen = true;
-    }
-
-    private void ShowLanguageMenu()
-    {
-        FormatMenuItems.Children.Clear();
-        var primaryText = ThemeResourceHelper.Primary(this);
-        var accentBrush = ThemeResourceHelper.Accent(this);
-
-        var languages = new (string Key, string Label, string Icon)[]
-        {
-            ("auto", "자동 감지", "🔧"),
-            ("python", "Python", "🐍"),
-            ("java", "Java", "☕"),
-            ("csharp", "C# (.NET)", "🔷"),
-            ("cpp", "C/C++", "⚙"),
-            ("javascript", "JavaScript / Vue", "🌐"),
-        };
-
-        foreach (var (key, label, icon) in languages)
-        {
-            var isActive = _selectedLanguage == key;
-            var sp = new StackPanel { Orientation = Orientation.Horizontal };
-            sp.Children.Add(CreateCheckIcon(isActive, accentBrush));
-            sp.Children.Add(new TextBlock { Text = icon, FontSize = 13, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 8, 0) });
-            sp.Children.Add(new TextBlock { Text = label, FontSize = 13, Foreground = isActive ? accentBrush : primaryText, FontWeight = isActive ? FontWeights.SemiBold : FontWeights.Normal });
-
-            var itemBorder = new Border
-            {
-                Child = sp, Background = Brushes.Transparent,
-                CornerRadius = new CornerRadius(8), Cursor = Cursors.Hand,
-                Padding = new Thickness(8, 7, 12, 7),
-            };
-            ApplyMenuItemHover(itemBorder);
-
-            var capturedKey = key;
-            itemBorder.MouseLeftButtonUp += (_, _) =>
-            {
-                FormatMenuPopup.IsOpen = false;
-                _selectedLanguage = capturedKey;
-                BuildCodeBottomBar();
-            };
-            FormatMenuItems.Children.Add(itemBorder);
-        }
-
-        if (FindName("BtnLangMenu") is UIElement langTarget)
-            FormatMenuPopup.PlacementTarget = langTarget;
-        FormatMenuPopup.IsOpen = true;
-    }
-
-    /// <summary>폴더바 내 드롭다운 버튼 (소극/적극 스타일과 동일)</summary>
-    private Border CreateFolderBarButton(string? mdlIcon, string label, string tooltip, string? iconColorHex = null)
-    {
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-        var iconColor = iconColorHex != null ? BrushFromHex(iconColorHex) : secondaryText;
-        var sp = new StackPanel { Orientation = Orientation.Horizontal };
-
-        if (mdlIcon != null)
-        {
-            sp.Children.Add(new TextBlock
-            {
-                Text = mdlIcon,
-                FontFamily = ThemeResourceHelper.SegoeMdl2,
-                FontSize = 12,
-                Foreground = iconColor,
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, 4, 0),
-            });
-        }
-
-        sp.Children.Add(new TextBlock
-        {
-            Text = label,
-            FontSize = 12,
-            Foreground = secondaryText,
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-
-        return new Border
-        {
-            Child = sp,
-            Background = Brushes.Transparent,
-            Padding = new Thickness(6, 4, 6, 4),
-            Cursor = Cursors.Hand,
-            ToolTip = tooltip,
-        };
-    }
-
-
-    private static string GetFormatLabel(string key) => key switch
-    {
-        "xlsx" => "Excel",
-        "html" => "HTML 보고서",
-        "docx" => "Word",
-        "md" => "Markdown",
-        "csv" => "CSV",
-        _ => "AI 자동",
-    };
-
-    /// <summary>현재 프리셋/카테고리에 맞는 에이전트 이름, 심볼, 색상을 반환합니다.</summary>
-    private (string Name, string Symbol, string Color) GetAgentIdentity()
-    {
-        string? category = null;
-        lock (_convLock)
-        {
-            category = _currentConversation?.Category;
-        }
-
-        return category switch
-        {
-            // Cowork 프리셋 카테고리
-            "보고서" => ("보고서 에이전트", "◆", "#3B82F6"),
-            "데이터" => ("데이터 분석 에이전트", "◆", "#10B981"),
-            "문서" => ("문서 작성 에이전트", "◆", "#6366F1"),
-            "논문" => ("논문 분석 에이전트", "◆", "#6366F1"),
-            "파일" => ("파일 관리 에이전트", "◆", "#8B5CF6"),
-            "자동화" => ("자동화 에이전트", "◆", "#EF4444"),
-            // Code 프리셋 카테고리
-            "코드개발" => ("코드 개발 에이전트", "◆", "#3B82F6"),
-            "리팩터링" => ("리팩터링 에이전트", "◆", "#6366F1"),
-            "코드리뷰" => ("코드 리뷰 에이전트", "◆", "#10B981"),
-            "보안점검" => ("보안 점검 에이전트", "◆", "#EF4444"),
-            "테스트" => ("테스트 에이전트", "◆", "#F59E0B"),
-            // Chat 카테고리
-            "연구개발" => ("연구개발 에이전트", "◆", "#0EA5E9"),
-            "시스템" => ("시스템 에이전트", "◆", "#64748B"),
-            "수율분석" => ("수율분석 에이전트", "◆", "#F59E0B"),
-            "제품분석" => ("제품분석 에이전트", "◆", "#EC4899"),
-            "경영" => ("경영 분석 에이전트", "◆", "#8B5CF6"),
-            "인사" => ("인사 관리 에이전트", "◆", "#14B8A6"),
-            "제조기술" => ("제조기술 에이전트", "◆", "#F97316"),
-            "재무" => ("재무 분석 에이전트", "◆", "#6366F1"),
-            _ when _activeTab == "Code" => ("코드 에이전트", "◆", "#3B82F6"),
-            _ when _activeTab == "Cowork" => ("코워크 에이전트", "◆", "#4B5EFC"),
-            _ => ("AX 에이전트", "◆", "#4B5EFC"),
-        };
-    }
-
-    /// <summary>포맷 선택 팝업 메뉴를 표시합니다.</summary>
-    private void ShowFormatMenu()
-    {
-        FormatMenuItems.Children.Clear();
-
-        var primaryText = ThemeResourceHelper.Primary(this);
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-        var accentBrush = ThemeResourceHelper.Accent(this);
-        var currentFormat = Llm.DefaultOutputFormat ?? "auto";
-
-        var formats = new (string Key, string Label, string Icon, string Color)[]
-        {
-            ("auto", "AI 자동 선택", "\uE8BD", "#8B5CF6"),
-            ("xlsx", "Excel", "\uE9F9", "#217346"),
-            ("html", "HTML 보고서", "\uE12B", "#E44D26"),
-            ("docx", "Word", "\uE8A5", "#2B579A"),
-            ("md", "Markdown", "\uE943", "#6B7280"),
-            ("csv", "CSV", "\uE9D9", "#10B981"),
-        };
-
-        foreach (var (key, label, icon, color) in formats)
-        {
-            var isActive = key == currentFormat;
-            var sp = new StackPanel { Orientation = Orientation.Horizontal };
-
-            // 커스텀 체크 아이콘
-            sp.Children.Add(CreateCheckIcon(isActive, accentBrush));
-
-            sp.Children.Add(new TextBlock
-            {
-                Text = icon,
-                FontFamily = ThemeResourceHelper.SegoeMdl2,
-                FontSize = 13,
-                Foreground = BrushFromHex(color),
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, 8, 0),
-            });
-
-            sp.Children.Add(new TextBlock
-            {
-                Text = label, FontSize = 13,
-                Foreground = primaryText,
-                VerticalAlignment = VerticalAlignment.Center,
-            });
-
-            var itemBorder = new Border
-            {
-                Child = sp,
-                Background = Brushes.Transparent,
-                CornerRadius = new CornerRadius(8),
-                Cursor = Cursors.Hand,
-                Padding = new Thickness(8, 7, 12, 7),
-            };
-            ApplyMenuItemHover(itemBorder);
-
-            var capturedKey = key;
-            itemBorder.MouseLeftButtonUp += (_, _) =>
-            {
-                FormatMenuPopup.IsOpen = false;
-                Llm.DefaultOutputFormat = capturedKey;
-                _settings.Save();
-                BuildBottomBar();
-            };
-
-            FormatMenuItems.Children.Add(itemBorder);
-        }
-
-        // PlacementTarget을 동적 등록된 버튼으로 설정
-        if (FindName("BtnFormatMenu") is UIElement formatTarget)
-            FormatMenuPopup.PlacementTarget = formatTarget;
-        FormatMenuPopup.IsOpen = true;
-    }
-
-    /// <summary>디자인 무드 선택 팝업 메뉴를 표시합니다.</summary>
-    private void ShowMoodMenu()
-    {
-        MoodMenuItems.Children.Clear();
-
-        var primaryText = ThemeResourceHelper.Primary(this);
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-        var accentBrush = ThemeResourceHelper.Accent(this);
-        var borderBrush = ThemeResourceHelper.Border(this);
-
-        // 2열 갤러리 그리드
-        var grid = new System.Windows.Controls.Primitives.UniformGrid { Columns = 2 };
-
-        foreach (var mood in TemplateService.AllMoods)
-        {
-            var isActive = _selectedMood == mood.Key;
-            var isCustom = Llm.CustomMoods.Any(cm => cm.Key == mood.Key);
-            var colors = TemplateService.GetMoodColors(mood.Key);
-
-            // 미니 프리뷰 카드
-            var previewCard = new Border
-            {
-                Width = 160, Height = 80,
-                CornerRadius = new CornerRadius(6),
-                Background = ThemeResourceHelper.HexBrush(colors.Background),
-                BorderBrush = isActive ? accentBrush : ThemeResourceHelper.HexBrush(colors.Border),
-                BorderThickness = new Thickness(isActive ? 2 : 1),
-                Padding = new Thickness(8, 6, 8, 6),
-                Margin = new Thickness(2),
-            };
-
-            var previewContent = new StackPanel();
-            // 헤딩 라인
-            previewContent.Children.Add(new Border
-            {
-                Width = 60, Height = 6, CornerRadius = new CornerRadius(2),
-                Background = ThemeResourceHelper.HexBrush(colors.PrimaryText),
-                HorizontalAlignment = HorizontalAlignment.Left,
-                Margin = new Thickness(0, 0, 0, 4),
-            });
-            // 악센트 라인
-            previewContent.Children.Add(new Border
-            {
-                Width = 40, Height = 3, CornerRadius = new CornerRadius(1),
-                Background = ThemeResourceHelper.HexBrush(colors.Accent),
-                HorizontalAlignment = HorizontalAlignment.Left,
-                Margin = new Thickness(0, 0, 0, 6),
-            });
-            // 텍스트 라인들
-            for (int i = 0; i < 3; i++)
-            {
-                previewContent.Children.Add(new Border
-                {
-                    Width = 120 - i * 20, Height = 3, CornerRadius = new CornerRadius(1),
-                    Background = new SolidColorBrush(ThemeResourceHelper.HexColor(colors.SecondaryText)) { Opacity = 0.5 },
-                    HorizontalAlignment = HorizontalAlignment.Left,
-                    Margin = new Thickness(0, 0, 0, 3),
-                });
-            }
-            // 미니 카드 영역
-            var cardRow = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(0, 2, 0, 0) };
-            for (int i = 0; i < 2; i++)
-            {
-                cardRow.Children.Add(new Border
-                {
-                    Width = 28, Height = 14, CornerRadius = new CornerRadius(2),
-                    Background = ThemeResourceHelper.HexBrush(colors.CardBg),
-                    BorderBrush = ThemeResourceHelper.HexBrush(colors.Border),
-                    BorderThickness = new Thickness(0.5),
-                    Margin = new Thickness(0, 0, 4, 0),
-                });
-            }
-            previewContent.Children.Add(cardRow);
-            previewCard.Child = previewContent;
-
-            // 무드 라벨
-            var labelPanel = new StackPanel { Margin = new Thickness(4, 2, 4, 4) };
-            var labelRow = new StackPanel { Orientation = Orientation.Horizontal };
-            labelRow.Children.Add(new TextBlock
-            {
-                Text = mood.Icon, FontSize = 12,
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, 4, 0),
-            });
-            labelRow.Children.Add(new TextBlock
-            {
-                Text = mood.Label, FontSize = 11.5,
-                Foreground = primaryText,
-                FontWeight = isActive ? FontWeights.SemiBold : FontWeights.Normal,
-                VerticalAlignment = VerticalAlignment.Center,
-            });
-            if (isActive)
-            {
-                labelRow.Children.Add(new TextBlock
-                {
-                    Text = " ✓", FontSize = 11,
-                    Foreground = accentBrush,
-                    VerticalAlignment = VerticalAlignment.Center,
-                });
-            }
-            labelPanel.Children.Add(labelRow);
-
-            // 전체 카드 래퍼
-            var cardWrapper = new Border
-            {
-                CornerRadius = new CornerRadius(8),
-                Background = Brushes.Transparent,
-                Cursor = Cursors.Hand,
-                Padding = new Thickness(4),
-                Margin = new Thickness(2),
-            };
-            var wrapperContent = new StackPanel();
-            wrapperContent.Children.Add(previewCard);
-            wrapperContent.Children.Add(labelPanel);
-            cardWrapper.Child = wrapperContent;
-
-            // 호버
-            cardWrapper.MouseEnter += (s, _) => { if (s is Border b) b.Background = new SolidColorBrush(Color.FromArgb(0x12, 0xFF, 0xFF, 0xFF)); };
-            cardWrapper.MouseLeave += (s, _) => { if (s is Border b) b.Background = Brushes.Transparent; };
-
-            var capturedMood = mood;
-            cardWrapper.MouseLeftButtonUp += (_, _) =>
-            {
-                MoodMenuPopup.IsOpen = false;
-                _selectedMood = capturedMood.Key;
-                Llm.DefaultMood = capturedMood.Key;
-                _settings.Save();
-                BuildBottomBar();
-            };
-
-            // 커스텀 무드: 우클릭
-            if (isCustom)
-            {
-                cardWrapper.MouseRightButtonUp += (s, e) =>
-                {
-                    e.Handled = true;
-                    MoodMenuPopup.IsOpen = false;
-                    ShowCustomMoodContextMenu(s as Border, capturedMood.Key);
-                };
-            }
-
-            grid.Children.Add(cardWrapper);
-        }
-
-        MoodMenuItems.Children.Add(grid);
-
-        // ── 구분선 + 추가 버튼 ──
-        MoodMenuItems.Children.Add(new System.Windows.Shapes.Rectangle
-        {
-            Height = 1,
-            Fill = borderBrush,
-            Margin = new Thickness(8, 4, 8, 4),
-            Opacity = 0.4,
-        });
-
-        var addSp = new StackPanel { Orientation = Orientation.Horizontal };
-        addSp.Children.Add(new TextBlock
-        {
-            Text = "\uE710",
-            FontFamily = ThemeResourceHelper.SegoeMdl2,
-            FontSize = 13,
-            Foreground = secondaryText,
-            VerticalAlignment = VerticalAlignment.Center,
-            Margin = new Thickness(4, 0, 8, 0),
-        });
-        addSp.Children.Add(new TextBlock
-        {
-            Text = "커스텀 무드 추가",
-            FontSize = 13,
-            Foreground = secondaryText,
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-        var addBorder = new Border
-        {
-            Child = addSp,
-            Background = Brushes.Transparent,
-            CornerRadius = new CornerRadius(8),
-            Cursor = Cursors.Hand,
-            Padding = new Thickness(8, 6, 12, 6),
-        };
-        ApplyMenuItemHover(addBorder);
-        addBorder.MouseLeftButtonUp += (_, _) =>
-        {
-            MoodMenuPopup.IsOpen = false;
-            ShowCustomMoodDialog();
-        };
-        MoodMenuItems.Children.Add(addBorder);
-
-        if (FindName("BtnMoodMenu") is UIElement moodTarget)
-            MoodMenuPopup.PlacementTarget = moodTarget;
-        MoodMenuPopup.IsOpen = true;
-    }
-
-    /// <summary>커스텀 무드 추가/편집 다이얼로그를 표시합니다.</summary>
-    private void ShowCustomMoodDialog(Models.CustomMoodEntry? existing = null)
-    {
-        bool isEdit = existing != null;
-        var dlg = new CustomMoodDialog(
-            existingKey: existing?.Key ?? "",
-            existingLabel: existing?.Label ?? "",
-            existingIcon: existing?.Icon ?? "🎯",
-            existingDesc: existing?.Description ?? "",
-            existingCss: existing?.Css ?? "")
-        {
-            Owner = this,
-        };
-
-        if (dlg.ShowDialog() == true)
-        {
-            if (isEdit)
-            {
-                existing!.Label = dlg.MoodLabel;
-                existing.Icon = dlg.MoodIcon;
-                existing.Description = dlg.MoodDescription;
-                existing.Css = dlg.MoodCss;
-            }
-            else
-            {
-                Llm.CustomMoods.Add(new Models.CustomMoodEntry
-                {
-                    Key = dlg.MoodKey,
-                    Label = dlg.MoodLabel,
-                    Icon = dlg.MoodIcon,
-                    Description = dlg.MoodDescription,
-                    Css = dlg.MoodCss,
-                });
-            }
-            _settings.Save();
-            TemplateService.LoadCustomMoods(Llm.CustomMoods);
-            BuildBottomBar();
-        }
-    }
-
-    /// <summary>커스텀 무드 우클릭 컨텍스트 메뉴.</summary>
-    private void ShowCustomMoodContextMenu(Border? anchor, string moodKey)
-    {
-        if (anchor == null) return;
-
-        var popup = new System.Windows.Controls.Primitives.Popup
-        {
-            PlacementTarget = anchor,
-            Placement = System.Windows.Controls.Primitives.PlacementMode.Right,
-            StaysOpen = false, AllowsTransparency = true,
-        };
-
-        var menuBg = ThemeResourceHelper.Background(this);
-        var primaryText = ThemeResourceHelper.Primary(this);
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-        var borderBrush = ThemeResourceHelper.Border(this);
-
-        var menuBorder = new Border
-        {
-            Background = menuBg,
-            CornerRadius = new CornerRadius(10),
-            BorderBrush = borderBrush,
-            BorderThickness = new Thickness(1),
-            Padding = new Thickness(4),
-            MinWidth = 120,
-            Effect = new System.Windows.Media.Effects.DropShadowEffect
-            {
-                BlurRadius = 12, ShadowDepth = 2, Opacity = 0.3, Color = Colors.Black,
-            },
-        };
-
-        var stack = new StackPanel();
-
-        var editItem = CreateContextMenuItem("\uE70F", "편집", primaryText, secondaryText);
-        editItem.MouseLeftButtonDown += (_, _) =>
-        {
-            popup.IsOpen = false;
-            var entry = Llm.CustomMoods.FirstOrDefault(c => c.Key == moodKey);
-            if (entry != null) ShowCustomMoodDialog(entry);
-        };
-        stack.Children.Add(editItem);
-
-        var deleteItem = CreateContextMenuItem("\uE74D", "삭제", new SolidColorBrush(Color.FromRgb(0xEF, 0x44, 0x44)), secondaryText);
-        deleteItem.MouseLeftButtonDown += (_, _) =>
-        {
-            popup.IsOpen = false;
-            var result = CustomMessageBox.Show(
-                $"이 디자인 무드를 삭제하시겠습니까?",
-                "무드 삭제", MessageBoxButton.YesNo, MessageBoxImage.Question);
-            if (result == MessageBoxResult.Yes)
-            {
-                Llm.CustomMoods.RemoveAll(c => c.Key == moodKey);
-                if (_selectedMood == moodKey) _selectedMood = "modern";
-                _settings.Save();
-                TemplateService.LoadCustomMoods(Llm.CustomMoods);
-                BuildBottomBar();
-            }
-        };
-        stack.Children.Add(deleteItem);
-
-        menuBorder.Child = stack;
-        popup.Child = menuBorder;
-        popup.IsOpen = true;
-    }
-
-
-    private string? _promptCardPlaceholder;
-
-    private void ShowPlaceholder()
-    {
-        if (string.IsNullOrEmpty(_promptCardPlaceholder)) return;
-        InputWatermark.Text = _promptCardPlaceholder;
-        InputWatermark.Visibility = Visibility.Visible;
-        InputBox.Text = "";
-        InputBox.Focus();
-    }
-
-    private void UpdateWatermarkVisibility()
-    {
-        // 슬래시 칩이 활성화되어 있으면 워터마크 숨기기 (겹침 방지)
-        if (_activeSlashCmd != null)
-        {
-            InputWatermark.Visibility = Visibility.Collapsed;
-            return;
-        }
-
-        if (_promptCardPlaceholder != null && string.IsNullOrEmpty(InputBox.Text))
-            InputWatermark.Visibility = Visibility.Visible;
-        else
-            InputWatermark.Visibility = Visibility.Collapsed;
-    }
-
-    private void ClearPromptCardPlaceholder()
-    {
-        _promptCardPlaceholder = null;
-        InputWatermark.Visibility = Visibility.Collapsed;
-    }
-
-    private void BtnSettings_Click(object sender, RoutedEventArgs e)
-    {
-        // Phase 32: Shift+클릭 → 인라인 설정 패널 토글, 일반 클릭 → SettingsWindow
-        if (System.Windows.Input.Keyboard.Modifiers.HasFlag(System.Windows.Input.ModifierKeys.Shift))
-        {
-            ToggleSettingsPanel();
-            return;
-        }
-
-        if (System.Windows.Application.Current is App app)
-            app.OpenSettingsFromChat();
-    }
-
-    /// <summary>Phase 32-E: 우측 설정 패널 슬라이드인/아웃 토글.</summary>
-    private void ToggleSettingsPanel()
-    {
-        if (SettingsPanel.IsOpen)
-        {
-            SettingsPanel.IsOpen = false;
-        }
-        else
-        {
-            var activeTab = "Chat";
-            if (TabCowork?.IsChecked == true) activeTab = "Cowork";
-            else if (TabCode?.IsChecked == true) activeTab = "Code";
-
-            SettingsPanel.LoadFromSettings(_settings, activeTab);
-            SettingsPanel.CloseRequested -= OnSettingsPanelClose;
-            SettingsPanel.CloseRequested += OnSettingsPanelClose;
-            SettingsPanel.IsOpen = true;
-        }
-    }
-
-    private void OnSettingsPanelClose(object? sender, EventArgs e)
-    {
-        SettingsPanel.IsOpen = false;
-    }
 }

src/AxCopilot/Views/ChatWindow.EventBanner.cs

@@ -0,0 +1,411 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Animation;
+using System.Windows.Threading;
+using AxCopilot.Services.Agent;
+
+namespace AxCopilot.Views;
+
+public partial class ChatWindow
+{
+    // ─── 에이전트 이벤트 배너 ─────────────────────────────────────────────
+
+    private void AddAgentEventBanner(AgentEvent evt)
+    {
+        var logLevel = Llm.AgentLogLevel;
+
+        // Planning 이벤트는 단계 목록 카드로 별도 렌더링
+        if (evt.Type == AgentEventType.Planning && evt.Steps is { Count: > 0 })
+        {
+            AddPlanningCard(evt);
+            return;
+        }
+
+        // StepStart 이벤트는 진행률 바 업데이트
+        if (evt.Type == AgentEventType.StepStart && evt.StepTotal > 0)
+        {
+            UpdateProgressBar(evt);
+            return;
+        }
+
+        // simple 모드: ToolCall은 건너뜀 (ToolResult만 한 줄로 표시)
+        if (logLevel == "simple" && evt.Type == AgentEventType.ToolCall)
+            return;
+
+        // 전체 통계 이벤트는 별도 색상 (보라색 계열)
+        var isTotalStats = evt.Type == AgentEventType.StepDone && evt.ToolName == "total_stats";
+
+        var (icon, label, bgHex, fgHex) = isTotalStats
+            ? ("\uE9D2", "Total Stats", "#F3EEFF", "#7C3AED")
+            : evt.Type switch
+            {
+                AgentEventType.Thinking   => ("\uE8BD", "Thinking",   "#F0F0FF", "#6B7BC4"),
+                AgentEventType.ToolCall   => ("\uE8A7", evt.ToolName, "#EEF6FF", "#3B82F6"),
+                AgentEventType.ToolResult => ("\uE73E", evt.ToolName, "#EEF9EE", "#16A34A"),
+                AgentEventType.SkillCall  => ("\uE8A5", evt.ToolName, "#FFF7ED", "#EA580C"),
+                AgentEventType.Error      => ("\uE783", "Error",      "#FEF2F2", "#DC2626"),
+                AgentEventType.Complete   => ("\uE930", "Complete",   "#F0FFF4", "#15803D"),
+                AgentEventType.StepDone   => ("\uE73E", "Step Done",  "#EEF9EE", "#16A34A"),
+                AgentEventType.Paused     => ("\uE769", "Paused",     "#FFFBEB", "#D97706"),
+                AgentEventType.Resumed    => ("\uE768", "Resumed",    "#ECFDF5", "#059669"),
+                _                         => ("\uE946", "Agent",      "#F5F5F5", "#6B7280"),
+            };
+
+        var banner = new Border
+        {
+            Background = ThemeResourceHelper.HexBrush(bgHex),
+            CornerRadius = new CornerRadius(8),
+            Padding = new Thickness(12, 8, 12, 8),
+            Margin = new Thickness(40, 2, 40, 2),
+            HorizontalAlignment = HorizontalAlignment.Stretch,
+        };
+
+        var sp = new StackPanel();
+
+        // 헤더: Grid로 좌측(아이콘+라벨) / 우측(타이밍+토큰) 분리 고정
+        var headerGrid = new Grid();
+        headerGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
+        headerGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
+
+        // 좌측: 아이콘 + 라벨
+        var headerLeft = new StackPanel { Orientation = Orientation.Horizontal };
+        headerLeft.Children.Add(new TextBlock
+        {
+            Text = icon,
+            FontFamily = ThemeResourceHelper.SegoeMdl2,
+            FontSize = 11,
+            Foreground = ThemeResourceHelper.HexBrush(fgHex),
+            VerticalAlignment = VerticalAlignment.Center,
+            Margin = new Thickness(0, 0, 6, 0),
+        });
+        headerLeft.Children.Add(new TextBlock
+        {
+            Text = label,
+            FontSize = 11.5,
+            FontWeight = FontWeights.SemiBold,
+            Foreground = ThemeResourceHelper.HexBrush(fgHex),
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+        Grid.SetColumn(headerLeft, 0);
+
+        // 우측: 소요 시간 + 토큰 배지 (항상 우측 끝에 고정)
+        var headerRight = new StackPanel { Orientation = Orientation.Horizontal };
+        if (logLevel != "simple" && evt.ElapsedMs > 0)
+        {
+            headerRight.Children.Add(new TextBlock
+            {
+                Text = evt.ElapsedMs < 1000 ? $"{evt.ElapsedMs}ms" : $"{evt.ElapsedMs / 1000.0:F1}s",
+                FontSize = 10,
+                Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(8, 0, 0, 0),
+            });
+        }
+        if (logLevel != "simple" && (evt.InputTokens > 0 || evt.OutputTokens > 0))
+        {
+            var tokenText = evt.InputTokens > 0 && evt.OutputTokens > 0
+                ? $"{evt.InputTokens}→{evt.OutputTokens}t"
+                : evt.InputTokens > 0 ? $"↑{evt.InputTokens}t" : $"↓{evt.OutputTokens}t";
+            headerRight.Children.Add(new Border
+            {
+                Background = ThemeResourceHelper.HexBrush("#F0F0F5"),
+                CornerRadius = new CornerRadius(4),
+                Padding = new Thickness(5, 1, 5, 1),
+                Margin = new Thickness(6, 0, 0, 0),
+                VerticalAlignment = VerticalAlignment.Center,
+                Child = new TextBlock
+                {
+                    Text = tokenText,
+                    FontSize = 9.5,
+                    Foreground = ThemeResourceHelper.HexBrush("#8B8FA3"),
+                    FontFamily = ThemeResourceHelper.Consolas,
+                },
+            });
+        }
+        Grid.SetColumn(headerRight, 1);
+
+        headerGrid.Children.Add(headerLeft);
+        headerGrid.Children.Add(headerRight);
+
+        // header 변수를 headerLeft로 설정 (이후 expandIcon 추가 시 사용)
+        var header = headerLeft;
+
+        sp.Children.Add(headerGrid);
+
+        // simple 모드: 요약 한 줄만 표시 (접기 없음)
+        if (logLevel == "simple")
+        {
+            if (!string.IsNullOrEmpty(evt.Summary))
+            {
+                var shortSummary = evt.Summary.Length > 100
+                    ? evt.Summary[..100] + "…"
+                    : evt.Summary;
+                sp.Children.Add(new TextBlock
+                {
+                    Text = shortSummary,
+                    FontSize = 11,
+                    Foreground = ThemeResourceHelper.HexBrush("#6B7280"),
+                    TextWrapping = TextWrapping.NoWrap,
+                    TextTrimming = TextTrimming.CharacterEllipsis,
+                    Margin = new Thickness(0, 2, 0, 0),
+                });
+            }
+        }
+        // detailed/debug 모드: 기존 접이식 표시
+        else if (!string.IsNullOrEmpty(evt.Summary))
+        {
+            var summaryText = evt.Summary;
+            var isExpandable = (evt.Type == AgentEventType.ToolCall || evt.Type == AgentEventType.ToolResult)
+                               && summaryText.Length > 60;
+
+            if (isExpandable)
+            {
+                // 첫 줄만 표시하고 클릭하면 전체 내용 펼침
+                var shortText = summaryText.Length > 80 ? summaryText[..80] + "..." : summaryText;
+                var summaryTb = new TextBlock
+                {
+                    Text = shortText,
+                    FontSize = 11.5,
+                    Foreground = ThemeResourceHelper.HexBrush("#4B5563"),
+                    TextWrapping = TextWrapping.Wrap,
+                    Margin = new Thickness(0, 3, 0, 0),
+                    Cursor = Cursors.Hand,
+                };
+
+                // Diff가 포함된 경우 색상 하이라이팅 적용
+                var hasDiff = summaryText.Contains("--- ") && summaryText.Contains("+++ ");
+                UIElement fullContent;
+
+                if (hasDiff)
+                {
+                    fullContent = BuildDiffView(summaryText);
+                }
+                else
+                {
+                    fullContent = new TextBlock
+                    {
+                        Text = summaryText,
+                        FontSize = 11,
+                        Foreground = ThemeResourceHelper.HexBrush("#6B7280"),
+                        TextWrapping = TextWrapping.Wrap,
+                        FontFamily = ThemeResourceHelper.Consolas,
+                    };
+                }
+                fullContent.Visibility = Visibility.Collapsed;
+                ((FrameworkElement)fullContent).Margin = new Thickness(0, 4, 0, 0);
+
+                // 펼침/접기 토글
+                var expandIcon = new TextBlock
+                {
+                    Text = "\uE70D", // ChevronDown
+                    FontFamily = ThemeResourceHelper.SegoeMdl2,
+                    FontSize = 9,
+                    Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
+                    Margin = new Thickness(6, 0, 0, 0),
+                    VerticalAlignment = VerticalAlignment.Center,
+                };
+                header.Children.Add(expandIcon);
+
+                var isExpanded = false;
+                banner.MouseLeftButtonDown += (_, _) =>
+                {
+                    isExpanded = !isExpanded;
+                    fullContent.Visibility = isExpanded ? Visibility.Visible : Visibility.Collapsed;
+                    summaryTb.Visibility = isExpanded ? Visibility.Collapsed : Visibility.Visible;
+                    expandIcon.Text = isExpanded ? "\uE70E" : "\uE70D"; // ChevronUp : ChevronDown
+                };
+
+                sp.Children.Add(summaryTb);
+                sp.Children.Add(fullContent);
+            }
+            else
+            {
+                sp.Children.Add(new TextBlock
+                {
+                    Text = summaryText,
+                    FontSize = 11.5,
+                    Foreground = ThemeResourceHelper.HexBrush("#4B5563"),
+                    TextWrapping = TextWrapping.Wrap,
+                    Margin = new Thickness(0, 3, 0, 0),
+                });
+            }
+        }
+
+        // debug 모드: ToolInput 파라미터 표시
+        if (logLevel == "debug" && !string.IsNullOrEmpty(evt.ToolInput))
+        {
+            sp.Children.Add(new Border
+            {
+                Background = ThemeResourceHelper.HexBrush("#F8F8FC"),
+                CornerRadius = new CornerRadius(4),
+                Padding = new Thickness(8, 4, 8, 4),
+                Margin = new Thickness(0, 4, 0, 0),
+                Child = new TextBlock
+                {
+                    Text = evt.ToolInput.Length > 500 ? evt.ToolInput[..500] + "…" : evt.ToolInput,
+                    FontSize = 10,
+                    Foreground = ThemeResourceHelper.HexBrush("#7C7F93"),
+                    FontFamily = ThemeResourceHelper.Consolas,
+                    TextWrapping = TextWrapping.Wrap,
+                },
+            });
+        }
+
+        // 파일 경로 배너 (Claude 스타일)
+        if (!string.IsNullOrEmpty(evt.FilePath))
+        {
+            var pathBorder = new Border
+            {
+                Background = ThemeResourceHelper.HexBrush("#F8FAFC"),
+                CornerRadius = new CornerRadius(4),
+                Padding = new Thickness(8, 4, 8, 4),
+                Margin = new Thickness(0, 4, 0, 0),
+            };
+            var pathPanel = new StackPanel { Orientation = Orientation.Horizontal };
+            pathPanel.Children.Add(new TextBlock
+            {
+                Text = "\uE8B7", // folder icon
+                FontFamily = ThemeResourceHelper.SegoeMdl2,
+                FontSize = 10,
+                Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, 4, 0),
+            });
+            pathPanel.Children.Add(new TextBlock
+            {
+                Text = evt.FilePath,
+                FontSize = 10.5,
+                Foreground = ThemeResourceHelper.HexBrush("#6B7280"),
+                FontFamily = ThemeResourceHelper.Consolas,
+                VerticalAlignment = VerticalAlignment.Center,
+                TextTrimming = TextTrimming.CharacterEllipsis,
+            });
+
+            // 빠른 작업 버튼들
+            var quickActions = BuildFileQuickActions(evt.FilePath);
+            pathPanel.Children.Add(quickActions);
+
+            pathBorder.Child = pathPanel;
+            sp.Children.Add(pathBorder);
+        }
+
+        banner.Child = sp;
+
+        // Total Stats 배너 클릭 → 워크플로우 분석기 병목 분석 탭 열기
+        if (isTotalStats)
+        {
+            banner.Cursor = Cursors.Hand;
+            banner.ToolTip = "클릭하여 병목 분석 보기";
+            banner.MouseLeftButtonUp += (_, _) =>
+            {
+                OpenWorkflowAnalyzerIfEnabled();
+                _analyzerWindow?.SwitchToBottleneckTab();
+                _analyzerWindow?.Activate();
+            };
+        }
+
+        // 페이드인 애니메이션
+        banner.Opacity = 0;
+        banner.BeginAnimation(UIElement.OpacityProperty,
+            new DoubleAnimation(0, 1, TimeSpan.FromMilliseconds(200)));
+
+        MessagePanel.Children.Add(banner);
+    }
+
+    /// <summary>파일 빠른 작업 버튼 패널을 생성합니다.</summary>
+    private StackPanel BuildFileQuickActions(string filePath)
+    {
+        var panel = new StackPanel
+        {
+            Orientation = Orientation.Horizontal,
+            Margin = new Thickness(6, 0, 0, 0),
+            VerticalAlignment = VerticalAlignment.Center,
+        };
+
+        var accentColor = ThemeResourceHelper.HexColor("#3B82F6");
+        var accentBrush = new SolidColorBrush(accentColor);
+
+        Border MakeBtn(string mdlIcon, string label, Action action)
+        {
+            var sp = new StackPanel { Orientation = Orientation.Horizontal };
+            sp.Children.Add(new TextBlock
+            {
+                Text = mdlIcon,
+                FontFamily = ThemeResourceHelper.SegoeMdl2,
+                FontSize = 9,
+                Foreground = accentBrush,
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, 3, 0),
+            });
+            sp.Children.Add(new TextBlock
+            {
+                Text = label,
+                FontSize = 10,
+                Foreground = accentBrush,
+                VerticalAlignment = VerticalAlignment.Center,
+            });
+            var btn = new Border
+            {
+                Child = sp,
+                Background = Brushes.Transparent,
+                CornerRadius = new CornerRadius(4),
+                Padding = new Thickness(5, 2, 5, 2),
+                Cursor = Cursors.Hand,
+            };
+            btn.MouseEnter += (s, _) => { if (s is Border b) b.Background = new SolidColorBrush(Color.FromArgb(0x15, 0x3B, 0x82, 0xF6)); };
+            btn.MouseLeave += (s, _) => { if (s is Border b) b.Background = Brushes.Transparent; };
+            btn.MouseLeftButtonUp += (_, _) => action();
+            return btn;
+        }
+
+        // 프리뷰 (지원 확장자만)
+        var ext = System.IO.Path.GetExtension(filePath).ToLowerInvariant();
+        if (_previewableExtensions.Contains(ext))
+        {
+            var path1 = filePath;
+            panel.Children.Add(MakeBtn("\uE8A1", "프리뷰", () => ShowPreviewPanel(path1)));
+        }
+
+        // 외부 열기
+        var path2 = filePath;
+        panel.Children.Add(MakeBtn("\uE8A7", "열기", () =>
+        {
+            try { System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo { FileName = path2, UseShellExecute = true }); } catch (Exception) { /* 파일 열기 실패 */ }
+        }));
+
+        // 폴더 열기
+        var path3 = filePath;
+        panel.Children.Add(MakeBtn("\uED25", "폴더", () =>
+        {
+            try { System.Diagnostics.Process.Start("explorer.exe", $"/select,\"{path3}\""); } catch (Exception) { /* 탐색기 열기 실패 */ }
+        }));
+
+        // 경로 복사
+        var path4 = filePath;
+        panel.Children.Add(MakeBtn("\uE8C8", "복사", () =>
+        {
+            try
+            {
+                Clipboard.SetText(path4);
+                // 1.5초 피드백: "복사됨" 표시
+                if (panel.Children[^1] is Border lastBtn && lastBtn.Child is StackPanel lastSp)
+                {
+                    var origLabel = lastSp.Children.OfType<TextBlock>().LastOrDefault();
+                    if (origLabel != null)
+                    {
+                        var prev = origLabel.Text;
+                        origLabel.Text = "복사됨 ✓";
+                        var timer = new DispatcherTimer { Interval = TimeSpan.FromMilliseconds(1500) };
+                        timer.Tick += (_, _) => { origLabel.Text = prev; timer.Stop(); };
+                        timer.Start();
+                    }
+                }
+            }
+            catch (Exception) { /* 비핵심 작업 실패 — UI 차단 방지 */ }
+        }));
+
+        return panel;
+    }
+}

src/AxCopilot/Views/ChatWindow.MoodMenu.cs

@@ -0,0 +1,456 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Controls.Primitives;
+using System.Windows.Input;
+using System.Windows.Media;
+using AxCopilot.Models;
+using AxCopilot.Services;
+using AxCopilot.Services.Agent;
+
+namespace AxCopilot.Views;
+
+public partial class ChatWindow
+{
+    // ─── 무드 메뉴 / 플레이스홀더 / 설정 패널 ────────────────────────────
+
+    private string? _promptCardPlaceholder;
+
+    /// <summary>포맷 선택 팝업 메뉴를 표시합니다.</summary>
+    private void ShowFormatMenu()
+    {
+        FormatMenuItems.Children.Clear();
+
+        var primaryText = ThemeResourceHelper.Primary(this);
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+        var accentBrush = ThemeResourceHelper.Accent(this);
+        var currentFormat = Llm.DefaultOutputFormat ?? "auto";
+
+        var formats = new (string Key, string Label, string Icon, string Color)[]
+        {
+            ("auto", "AI 자동 선택", "\uE8BD", "#8B5CF6"),
+            ("xlsx", "Excel", "\uE9F9", "#217346"),
+            ("html", "HTML 보고서", "\uE12B", "#E44D26"),
+            ("docx", "Word", "\uE8A5", "#2B579A"),
+            ("md", "Markdown", "\uE943", "#6B7280"),
+            ("csv", "CSV", "\uE9D9", "#10B981"),
+        };
+
+        foreach (var (key, label, icon, color) in formats)
+        {
+            var isActive = key == currentFormat;
+            var sp = new StackPanel { Orientation = Orientation.Horizontal };
+
+            // 커스텀 체크 아이콘
+            sp.Children.Add(CreateCheckIcon(isActive, accentBrush));
+
+            sp.Children.Add(new TextBlock
+            {
+                Text = icon,
+                FontFamily = ThemeResourceHelper.SegoeMdl2,
+                FontSize = 13,
+                Foreground = BrushFromHex(color),
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, 8, 0),
+            });
+
+            sp.Children.Add(new TextBlock
+            {
+                Text = label, FontSize = 13,
+                Foreground = primaryText,
+                VerticalAlignment = VerticalAlignment.Center,
+            });
+
+            var itemBorder = new Border
+            {
+                Child = sp,
+                Background = Brushes.Transparent,
+                CornerRadius = new CornerRadius(8),
+                Cursor = Cursors.Hand,
+                Padding = new Thickness(8, 7, 12, 7),
+            };
+            ApplyMenuItemHover(itemBorder);
+
+            var capturedKey = key;
+            itemBorder.MouseLeftButtonUp += (_, _) =>
+            {
+                FormatMenuPopup.IsOpen = false;
+                Llm.DefaultOutputFormat = capturedKey;
+                _settings.Save();
+                BuildBottomBar();
+            };
+
+            FormatMenuItems.Children.Add(itemBorder);
+        }
+
+        // PlacementTarget을 동적 등록된 버튼으로 설정
+        if (FindName("BtnFormatMenu") is UIElement formatTarget)
+            FormatMenuPopup.PlacementTarget = formatTarget;
+        FormatMenuPopup.IsOpen = true;
+    }
+
+    /// <summary>디자인 무드 선택 팝업 메뉴를 표시합니다.</summary>
+    private void ShowMoodMenu()
+    {
+        MoodMenuItems.Children.Clear();
+
+        var primaryText = ThemeResourceHelper.Primary(this);
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+        var accentBrush = ThemeResourceHelper.Accent(this);
+        var borderBrush = ThemeResourceHelper.Border(this);
+
+        // 2열 갤러리 그리드
+        var grid = new System.Windows.Controls.Primitives.UniformGrid { Columns = 2 };
+
+        foreach (var mood in TemplateService.AllMoods)
+        {
+            var isActive = _selectedMood == mood.Key;
+            var isCustom = Llm.CustomMoods.Any(cm => cm.Key == mood.Key);
+            var colors = TemplateService.GetMoodColors(mood.Key);
+
+            // 미니 프리뷰 카드
+            var previewCard = new Border
+            {
+                Width = 160, Height = 80,
+                CornerRadius = new CornerRadius(6),
+                Background = ThemeResourceHelper.HexBrush(colors.Background),
+                BorderBrush = isActive ? accentBrush : ThemeResourceHelper.HexBrush(colors.Border),
+                BorderThickness = new Thickness(isActive ? 2 : 1),
+                Padding = new Thickness(8, 6, 8, 6),
+                Margin = new Thickness(2),
+            };
+
+            var previewContent = new StackPanel();
+            // 헤딩 라인
+            previewContent.Children.Add(new Border
+            {
+                Width = 60, Height = 6, CornerRadius = new CornerRadius(2),
+                Background = ThemeResourceHelper.HexBrush(colors.PrimaryText),
+                HorizontalAlignment = HorizontalAlignment.Left,
+                Margin = new Thickness(0, 0, 0, 4),
+            });
+            // 악센트 라인
+            previewContent.Children.Add(new Border
+            {
+                Width = 40, Height = 3, CornerRadius = new CornerRadius(1),
+                Background = ThemeResourceHelper.HexBrush(colors.Accent),
+                HorizontalAlignment = HorizontalAlignment.Left,
+                Margin = new Thickness(0, 0, 0, 6),
+            });
+            // 텍스트 라인들
+            for (int i = 0; i < 3; i++)
+            {
+                previewContent.Children.Add(new Border
+                {
+                    Width = 120 - i * 20, Height = 3, CornerRadius = new CornerRadius(1),
+                    Background = new SolidColorBrush(ThemeResourceHelper.HexColor(colors.SecondaryText)) { Opacity = 0.5 },
+                    HorizontalAlignment = HorizontalAlignment.Left,
+                    Margin = new Thickness(0, 0, 0, 3),
+                });
+            }
+            // 미니 카드 영역
+            var cardRow = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(0, 2, 0, 0) };
+            for (int i = 0; i < 2; i++)
+            {
+                cardRow.Children.Add(new Border
+                {
+                    Width = 28, Height = 14, CornerRadius = new CornerRadius(2),
+                    Background = ThemeResourceHelper.HexBrush(colors.CardBg),
+                    BorderBrush = ThemeResourceHelper.HexBrush(colors.Border),
+                    BorderThickness = new Thickness(0.5),
+                    Margin = new Thickness(0, 0, 4, 0),
+                });
+            }
+            previewContent.Children.Add(cardRow);
+            previewCard.Child = previewContent;
+
+            // 무드 라벨
+            var labelPanel = new StackPanel { Margin = new Thickness(4, 2, 4, 4) };
+            var labelRow = new StackPanel { Orientation = Orientation.Horizontal };
+            labelRow.Children.Add(new TextBlock
+            {
+                Text = mood.Icon, FontSize = 12,
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, 4, 0),
+            });
+            labelRow.Children.Add(new TextBlock
+            {
+                Text = mood.Label, FontSize = 11.5,
+                Foreground = primaryText,
+                FontWeight = isActive ? FontWeights.SemiBold : FontWeights.Normal,
+                VerticalAlignment = VerticalAlignment.Center,
+            });
+            if (isActive)
+            {
+                labelRow.Children.Add(new TextBlock
+                {
+                    Text = " ✓", FontSize = 11,
+                    Foreground = accentBrush,
+                    VerticalAlignment = VerticalAlignment.Center,
+                });
+            }
+            labelPanel.Children.Add(labelRow);
+
+            // 전체 카드 래퍼
+            var cardWrapper = new Border
+            {
+                CornerRadius = new CornerRadius(8),
+                Background = Brushes.Transparent,
+                Cursor = Cursors.Hand,
+                Padding = new Thickness(4),
+                Margin = new Thickness(2),
+            };
+            var wrapperContent = new StackPanel();
+            wrapperContent.Children.Add(previewCard);
+            wrapperContent.Children.Add(labelPanel);
+            cardWrapper.Child = wrapperContent;
+
+            // 호버
+            cardWrapper.MouseEnter += (s, _) => { if (s is Border b) b.Background = new SolidColorBrush(Color.FromArgb(0x12, 0xFF, 0xFF, 0xFF)); };
+            cardWrapper.MouseLeave += (s, _) => { if (s is Border b) b.Background = Brushes.Transparent; };
+
+            var capturedMood = mood;
+            cardWrapper.MouseLeftButtonUp += (_, _) =>
+            {
+                MoodMenuPopup.IsOpen = false;
+                _selectedMood = capturedMood.Key;
+                Llm.DefaultMood = capturedMood.Key;
+                _settings.Save();
+                BuildBottomBar();
+            };
+
+            // 커스텀 무드: 우클릭
+            if (isCustom)
+            {
+                cardWrapper.MouseRightButtonUp += (s, e) =>
+                {
+                    e.Handled = true;
+                    MoodMenuPopup.IsOpen = false;
+                    ShowCustomMoodContextMenu(s as Border, capturedMood.Key);
+                };
+            }
+
+            grid.Children.Add(cardWrapper);
+        }
+
+        MoodMenuItems.Children.Add(grid);
+
+        // ── 구분선 + 추가 버튼 ──
+        MoodMenuItems.Children.Add(new System.Windows.Shapes.Rectangle
+        {
+            Height = 1,
+            Fill = borderBrush,
+            Margin = new Thickness(8, 4, 8, 4),
+            Opacity = 0.4,
+        });
+
+        var addSp = new StackPanel { Orientation = Orientation.Horizontal };
+        addSp.Children.Add(new TextBlock
+        {
+            Text = "\uE710",
+            FontFamily = ThemeResourceHelper.SegoeMdl2,
+            FontSize = 13,
+            Foreground = secondaryText,
+            VerticalAlignment = VerticalAlignment.Center,
+            Margin = new Thickness(4, 0, 8, 0),
+        });
+        addSp.Children.Add(new TextBlock
+        {
+            Text = "커스텀 무드 추가",
+            FontSize = 13,
+            Foreground = secondaryText,
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+        var addBorder = new Border
+        {
+            Child = addSp,
+            Background = Brushes.Transparent,
+            CornerRadius = new CornerRadius(8),
+            Cursor = Cursors.Hand,
+            Padding = new Thickness(8, 6, 12, 6),
+        };
+        ApplyMenuItemHover(addBorder);
+        addBorder.MouseLeftButtonUp += (_, _) =>
+        {
+            MoodMenuPopup.IsOpen = false;
+            ShowCustomMoodDialog();
+        };
+        MoodMenuItems.Children.Add(addBorder);
+
+        if (FindName("BtnMoodMenu") is UIElement moodTarget)
+            MoodMenuPopup.PlacementTarget = moodTarget;
+        MoodMenuPopup.IsOpen = true;
+    }
+
+    /// <summary>커스텀 무드 추가/편집 다이얼로그를 표시합니다.</summary>
+    private void ShowCustomMoodDialog(Models.CustomMoodEntry? existing = null)
+    {
+        bool isEdit = existing != null;
+        var dlg = new CustomMoodDialog(
+            existingKey: existing?.Key ?? "",
+            existingLabel: existing?.Label ?? "",
+            existingIcon: existing?.Icon ?? "🎯",
+            existingDesc: existing?.Description ?? "",
+            existingCss: existing?.Css ?? "")
+        {
+            Owner = this,
+        };
+
+        if (dlg.ShowDialog() == true)
+        {
+            if (isEdit)
+            {
+                existing!.Label = dlg.MoodLabel;
+                existing.Icon = dlg.MoodIcon;
+                existing.Description = dlg.MoodDescription;
+                existing.Css = dlg.MoodCss;
+            }
+            else
+            {
+                Llm.CustomMoods.Add(new Models.CustomMoodEntry
+                {
+                    Key = dlg.MoodKey,
+                    Label = dlg.MoodLabel,
+                    Icon = dlg.MoodIcon,
+                    Description = dlg.MoodDescription,
+                    Css = dlg.MoodCss,
+                });
+            }
+            _settings.Save();
+            TemplateService.LoadCustomMoods(Llm.CustomMoods);
+            BuildBottomBar();
+        }
+    }
+
+    /// <summary>커스텀 무드 우클릭 컨텍스트 메뉴.</summary>
+    private void ShowCustomMoodContextMenu(Border? anchor, string moodKey)
+    {
+        if (anchor == null) return;
+
+        var popup = new System.Windows.Controls.Primitives.Popup
+        {
+            PlacementTarget = anchor,
+            Placement = System.Windows.Controls.Primitives.PlacementMode.Right,
+            StaysOpen = false, AllowsTransparency = true,
+        };
+
+        var menuBg = ThemeResourceHelper.Background(this);
+        var primaryText = ThemeResourceHelper.Primary(this);
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+        var borderBrush = ThemeResourceHelper.Border(this);
+
+        var menuBorder = new Border
+        {
+            Background = menuBg,
+            CornerRadius = new CornerRadius(10),
+            BorderBrush = borderBrush,
+            BorderThickness = new Thickness(1),
+            Padding = new Thickness(4),
+            MinWidth = 120,
+            Effect = new System.Windows.Media.Effects.DropShadowEffect
+            {
+                BlurRadius = 12, ShadowDepth = 2, Opacity = 0.3, Color = Colors.Black,
+            },
+        };
+
+        var stack = new StackPanel();
+
+        var editItem = CreateContextMenuItem("\uE70F", "편집", primaryText, secondaryText);
+        editItem.MouseLeftButtonDown += (_, _) =>
+        {
+            popup.IsOpen = false;
+            var entry = Llm.CustomMoods.FirstOrDefault(c => c.Key == moodKey);
+            if (entry != null) ShowCustomMoodDialog(entry);
+        };
+        stack.Children.Add(editItem);
+
+        var deleteItem = CreateContextMenuItem("\uE74D", "삭제", new SolidColorBrush(Color.FromRgb(0xEF, 0x44, 0x44)), secondaryText);
+        deleteItem.MouseLeftButtonDown += (_, _) =>
+        {
+            popup.IsOpen = false;
+            var result = CustomMessageBox.Show(
+                $"이 디자인 무드를 삭제하시겠습니까?",
+                "무드 삭제", MessageBoxButton.YesNo, MessageBoxImage.Question);
+            if (result == MessageBoxResult.Yes)
+            {
+                Llm.CustomMoods.RemoveAll(c => c.Key == moodKey);
+                if (_selectedMood == moodKey) _selectedMood = "modern";
+                _settings.Save();
+                TemplateService.LoadCustomMoods(Llm.CustomMoods);
+                BuildBottomBar();
+            }
+        };
+        stack.Children.Add(deleteItem);
+
+        menuBorder.Child = stack;
+        popup.Child = menuBorder;
+        popup.IsOpen = true;
+    }
+
+    private void ShowPlaceholder()
+    {
+        if (string.IsNullOrEmpty(_promptCardPlaceholder)) return;
+        InputWatermark.Text = _promptCardPlaceholder;
+        InputWatermark.Visibility = Visibility.Visible;
+        InputBox.Text = "";
+        InputBox.Focus();
+    }
+
+    private void UpdateWatermarkVisibility()
+    {
+        // 슬래시 칩이 활성화되어 있으면 워터마크 숨기기 (겹침 방지)
+        if (_activeSlashCmd != null)
+        {
+            InputWatermark.Visibility = Visibility.Collapsed;
+            return;
+        }
+
+        if (_promptCardPlaceholder != null && string.IsNullOrEmpty(InputBox.Text))
+            InputWatermark.Visibility = Visibility.Visible;
+        else
+            InputWatermark.Visibility = Visibility.Collapsed;
+    }
+
+    private void ClearPromptCardPlaceholder()
+    {
+        _promptCardPlaceholder = null;
+        InputWatermark.Visibility = Visibility.Collapsed;
+    }
+
+    private void BtnSettings_Click(object sender, RoutedEventArgs e)
+    {
+        // Phase 32: Shift+클릭 → 인라인 설정 패널 토글, 일반 클릭 → SettingsWindow
+        if (System.Windows.Input.Keyboard.Modifiers.HasFlag(System.Windows.Input.ModifierKeys.Shift))
+        {
+            ToggleSettingsPanel();
+            return;
+        }
+
+        if (System.Windows.Application.Current is App app)
+            app.OpenSettingsFromChat();
+    }
+
+    /// <summary>Phase 32-E: 우측 설정 패널 슬라이드인/아웃 토글.</summary>
+    private void ToggleSettingsPanel()
+    {
+        if (SettingsPanel.IsOpen)
+        {
+            SettingsPanel.IsOpen = false;
+        }
+        else
+        {
+            var activeTab = "Chat";
+            if (TabCowork?.IsChecked == true) activeTab = "Cowork";
+            else if (TabCode?.IsChecked == true) activeTab = "Code";
+
+            SettingsPanel.LoadFromSettings(_settings, activeTab);
+            SettingsPanel.CloseRequested -= OnSettingsPanelClose;
+            SettingsPanel.CloseRequested += OnSettingsPanelClose;
+            SettingsPanel.IsOpen = true;
+        }
+    }
+
+    private void OnSettingsPanelClose(object? sender, EventArgs e)
+    {
+        SettingsPanel.IsOpen = false;
+    }
+}

src/AxCopilot/Views/ChatWindow.PlanViewer.cs

@@ -0,0 +1,474 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Animation;
+using AxCopilot.Services.Agent;
+
+namespace AxCopilot.Views;
+
+public partial class ChatWindow
+{
+    // ─── 계획 뷰어 ────────────────────────────────────────────────────────
+
+    private Border? _planningCard;
+    private StackPanel? _planStepsPanel;
+    private ProgressBar? _planProgressBar;
+    private TextBlock? _planProgressText;
+
+    /// <summary>작업 계획 카드를 생성합니다 (단계 목록 + 진행률 바).</summary>
+    private void AddPlanningCard(AgentEvent evt)
+    {
+        var steps = evt.Steps!;
+
+        var card = new Border
+        {
+            Background = ThemeResourceHelper.HexBrush("#F0F4FF"),
+            CornerRadius = new CornerRadius(10),
+            Padding = new Thickness(14, 10, 14, 10),
+            Margin = new Thickness(40, 4, 80, 4),
+            HorizontalAlignment = HorizontalAlignment.Left,
+            MaxWidth = 560,
+        };
+
+        var sp = new StackPanel();
+
+        // 헤더
+        var header = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(0, 0, 0, 6) };
+        header.Children.Add(new TextBlock
+        {
+            Text = "\uE9D5", // plan icon
+            FontFamily = ThemeResourceHelper.SegoeMdl2,
+            FontSize = 13,
+            Foreground = ThemeResourceHelper.HexBrush("#4B5EFC"),
+            VerticalAlignment = VerticalAlignment.Center,
+            Margin = new Thickness(0, 0, 6, 0),
+        });
+        header.Children.Add(new TextBlock
+        {
+            Text = $"작업 계획 — {steps.Count}단계",
+            FontSize = 12.5, FontWeight = FontWeights.SemiBold,
+            Foreground = ThemeResourceHelper.HexBrush("#3730A3"),
+            VerticalAlignment = VerticalAlignment.Center,
+        });
+        sp.Children.Add(header);
+
+        // 진행률 바
+        var progressGrid = new Grid { Margin = new Thickness(0, 0, 0, 8) };
+        progressGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
+        progressGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
+
+        _planProgressBar = new ProgressBar
+        {
+            Minimum = 0,
+            Maximum = steps.Count,
+            Value = 0,
+            Height = 4,
+            Foreground = ThemeResourceHelper.HexBrush("#4B5EFC"),
+            Background = ThemeResourceHelper.HexBrush("#D0D5FF"),
+            VerticalAlignment = VerticalAlignment.Center,
+        };
+        // Remove the default border on ProgressBar
+        _planProgressBar.BorderThickness = new Thickness(0);
+        Grid.SetColumn(_planProgressBar, 0);
+        progressGrid.Children.Add(_planProgressBar);
+
+        _planProgressText = new TextBlock
+        {
+            Text = "0%",
+            FontSize = 10.5, FontWeight = FontWeights.SemiBold,
+            Foreground = ThemeResourceHelper.HexBrush("#4B5EFC"),
+            Margin = new Thickness(8, 0, 0, 0),
+            VerticalAlignment = VerticalAlignment.Center,
+        };
+        Grid.SetColumn(_planProgressText, 1);
+        progressGrid.Children.Add(_planProgressText);
+        sp.Children.Add(progressGrid);
+
+        // 단계 목록
+        _planStepsPanel = new StackPanel();
+        for (int i = 0; i < steps.Count; i++)
+        {
+            var stepRow = new StackPanel
+            {
+                Orientation = Orientation.Horizontal,
+                Margin = new Thickness(0, 1, 0, 1),
+                Tag = i, // 인덱스 저장
+            };
+
+            stepRow.Children.Add(new TextBlock
+            {
+                Text = "○", // 빈 원 (미완료)
+                FontSize = 11,
+                Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, 6, 0),
+                Tag = "status",
+            });
+            stepRow.Children.Add(new TextBlock
+            {
+                Text = $"{i + 1}. {steps[i]}",
+                FontSize = 11.5,
+                Foreground = ThemeResourceHelper.HexBrush("#4B5563"),
+                TextWrapping = TextWrapping.Wrap,
+                MaxWidth = 480,
+                VerticalAlignment = VerticalAlignment.Center,
+            });
+
+            _planStepsPanel.Children.Add(stepRow);
+        }
+        sp.Children.Add(_planStepsPanel);
+
+        card.Child = sp;
+        _planningCard = card;
+
+        // 페이드인
+        card.Opacity = 0;
+        card.BeginAnimation(UIElement.OpacityProperty,
+            new DoubleAnimation(0, 1, TimeSpan.FromMilliseconds(300)));
+
+        MessagePanel.Children.Add(card);
+    }
+
+    /// <summary>계획 카드 아래에 승인/수정/취소 의사결정 버튼을 추가합니다.</summary>
+    private void AddDecisionButtons(TaskCompletionSource<string?> tcs, List<string> options)
+    {
+        var accentBrush = ThemeResourceHelper.Accent(this);
+        var accentColor = ((SolidColorBrush)accentBrush).Color;
+        var secondaryText = ThemeResourceHelper.Secondary(this);
+
+        var container = new Border
+        {
+            Margin = new Thickness(40, 2, 80, 6),
+            HorizontalAlignment = HorizontalAlignment.Left,
+            MaxWidth = 560,
+        };
+
+        var outerStack = new StackPanel();
+
+        // 버튼 행
+        var btnRow = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(0, 0, 0, 0) };
+
+        // 승인 버튼 (강조)
+        var approveBtn = new Border
+        {
+            Background = accentBrush,
+            CornerRadius = new CornerRadius(16),
+            Padding = new Thickness(16, 7, 16, 7),
+            Margin = new Thickness(0, 0, 8, 0),
+            Cursor = Cursors.Hand,
+        };
+        var approveSp = new StackPanel { Orientation = Orientation.Horizontal };
+        approveSp.Children.Add(new TextBlock
+        {
+            Text = "\uE73E", FontFamily = ThemeResourceHelper.SegoeMdl2, FontSize = 11,
+            Foreground = Brushes.White, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 5, 0),
+        });
+        approveSp.Children.Add(new TextBlock { Text = "승인", FontSize = 12.5, FontWeight = FontWeights.SemiBold, Foreground = Brushes.White });
+        approveBtn.Child = approveSp;
+        ApplyMenuItemHover(approveBtn);
+        approveBtn.MouseLeftButtonUp += (_, _) =>
+        {
+            CollapseDecisionButtons(outerStack, "✓ 승인됨", accentBrush);
+            tcs.TrySetResult(null); // null = 승인
+        };
+        btnRow.Children.Add(approveBtn);
+
+        // 수정 요청 버튼
+        var editBtn = new Border
+        {
+            Background = new SolidColorBrush(Color.FromArgb(0x18, accentColor.R, accentColor.G, accentColor.B)),
+            CornerRadius = new CornerRadius(16),
+            Padding = new Thickness(14, 7, 14, 7),
+            Margin = new Thickness(0, 0, 8, 0),
+            Cursor = Cursors.Hand,
+            BorderBrush = new SolidColorBrush(Color.FromArgb(0x40, accentColor.R, accentColor.G, accentColor.B)),
+            BorderThickness = new Thickness(1),
+        };
+        var editSp = new StackPanel { Orientation = Orientation.Horizontal };
+        editSp.Children.Add(new TextBlock
+        {
+            Text = "\uE70F", FontFamily = ThemeResourceHelper.SegoeMdl2, FontSize = 11,
+            Foreground = accentBrush, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 5, 0),
+        });
+        editSp.Children.Add(new TextBlock { Text = "수정 요청", FontSize = 12.5, FontWeight = FontWeights.SemiBold, Foreground = accentBrush });
+        editBtn.Child = editSp;
+        ApplyMenuItemHover(editBtn);
+
+        // 수정 요청용 텍스트 입력 패널 (초기 숨김)
+        var editInputPanel = new Border
+        {
+            Visibility = Visibility.Collapsed,
+            Background = ThemeResourceHelper.HexBrush("#F8F9FC"),
+            CornerRadius = new CornerRadius(10),
+            Padding = new Thickness(10, 8, 10, 8),
+            Margin = new Thickness(0, 8, 0, 0),
+        };
+        var editInputStack = new StackPanel();
+        editInputStack.Children.Add(new TextBlock
+        {
+            Text = "수정 사항을 입력하세요:",
+            FontSize = 11.5, Foreground = secondaryText,
+            Margin = new Thickness(0, 0, 0, 6),
+        });
+        var editTextBox = new TextBox
+        {
+            MinHeight = 36,
+            MaxHeight = 100,
+            AcceptsReturn = true,
+            TextWrapping = TextWrapping.Wrap,
+            FontSize = 12.5,
+            Background = Brushes.White,
+            BorderBrush = new SolidColorBrush(Color.FromArgb(0x40, accentColor.R, accentColor.G, accentColor.B)),
+            BorderThickness = new Thickness(1),
+            Padding = new Thickness(8, 6, 8, 6),
+        };
+        editInputStack.Children.Add(editTextBox);
+
+        var submitEditBtn = new Border
+        {
+            Background = accentBrush,
+            CornerRadius = new CornerRadius(8),
+            Padding = new Thickness(12, 5, 12, 5),
+            Margin = new Thickness(0, 6, 0, 0),
+            Cursor = Cursors.Hand,
+            HorizontalAlignment = HorizontalAlignment.Right,
+        };
+        submitEditBtn.Child = new TextBlock { Text = "전송", FontSize = 12, FontWeight = FontWeights.SemiBold, Foreground = Brushes.White };
+        ApplyHoverScaleAnimation(submitEditBtn, 1.05);
+        submitEditBtn.MouseLeftButtonUp += (_, _) =>
+        {
+            var feedback = editTextBox.Text.Trim();
+            if (string.IsNullOrEmpty(feedback)) return;
+            CollapseDecisionButtons(outerStack, "✎ 수정 요청됨", accentBrush);
+            tcs.TrySetResult(feedback);
+        };
+        editInputStack.Children.Add(submitEditBtn);
+        editInputPanel.Child = editInputStack;
+
+        editBtn.MouseLeftButtonUp += (_, _) =>
+        {
+            editInputPanel.Visibility = editInputPanel.Visibility == Visibility.Visible
+                ? Visibility.Collapsed : Visibility.Visible;
+            if (editInputPanel.Visibility == Visibility.Visible)
+                editTextBox.Focus();
+        };
+        btnRow.Children.Add(editBtn);
+
+        // 취소 버튼
+        var cancelBtn = new Border
+        {
+            Background = Brushes.Transparent,
+            CornerRadius = new CornerRadius(16),
+            Padding = new Thickness(14, 7, 14, 7),
+            Cursor = Cursors.Hand,
+            BorderBrush = new SolidColorBrush(Color.FromArgb(0x30, 0xDC, 0x26, 0x26)),
+            BorderThickness = new Thickness(1),
+        };
+        var cancelSp = new StackPanel { Orientation = Orientation.Horizontal };
+        cancelSp.Children.Add(new TextBlock
+        {
+            Text = "\uE711", FontFamily = ThemeResourceHelper.SegoeMdl2, FontSize = 11,
+            Foreground = new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)),
+            VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 5, 0),
+        });
+        cancelSp.Children.Add(new TextBlock
+        {
+            Text = "취소", FontSize = 12.5, FontWeight = FontWeights.SemiBold,
+            Foreground = new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)),
+        });
+        cancelBtn.Child = cancelSp;
+        ApplyMenuItemHover(cancelBtn);
+        cancelBtn.MouseLeftButtonUp += (_, _) =>
+        {
+            CollapseDecisionButtons(outerStack, "✕ 취소됨",
+                new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)));
+            tcs.TrySetResult("취소");
+        };
+        btnRow.Children.Add(cancelBtn);
+
+        outerStack.Children.Add(btnRow);
+        outerStack.Children.Add(editInputPanel);
+        container.Child = outerStack;
+
+        // 슬라이드 + 페이드 등장 애니메이션
+        ApplyMessageEntryAnimation(container);
+        MessagePanel.Children.Add(container);
+        ForceScrollToEnd(); // 의사결정 버튼 표시 시 강제 하단 이동
+
+        // PlanViewerWindow 등 외부에서 TCS가 완료되면 인라인 버튼도 자동 접기
+        var capturedOuterStack = outerStack;
+        var capturedAccent = accentBrush;
+        _ = tcs.Task.ContinueWith(t =>
+        {
+            Dispatcher.BeginInvoke(() =>
+            {
+                // 이미 접혀있으면 스킵 (인라인 버튼으로 직접 클릭한 경우)
+                if (capturedOuterStack.Children.Count <= 1) return;
+
+                var label = t.Result == null ? "✓ 승인됨"
+                    : t.Result == "취소" ? "✕ 취소됨"
+                    : "✎ 수정 요청됨";
+                var fg = t.Result == "취소"
+                    ? new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26))
+                    : capturedAccent;
+                CollapseDecisionButtons(capturedOuterStack, label, fg);
+            });
+        }, TaskScheduler.Default);
+    }
+
+    /// <summary>의사결정 버튼을 숨기고 결과 라벨로 교체합니다.</summary>
+    private void CollapseDecisionButtons(StackPanel outerStack, string resultText, Brush fg)
+    {
+        outerStack.Children.Clear();
+        var resultLabel = new TextBlock
+        {
+            Text = resultText,
+            FontSize = 12,
+            FontWeight = FontWeights.SemiBold,
+            Foreground = fg,
+            Opacity = 0.8,
+            Margin = new Thickness(0, 2, 0, 2),
+        };
+        outerStack.Children.Add(resultLabel);
+    }
+
+    // ════════════════════════════════════════════════════════════
+    //  실행 계획 뷰어 (PlanViewerWindow) 연동
+    // ════════════════════════════════════════════════════════════
+
+    /// <summary>PlanViewerWindow를 사용하는 UserDecisionCallback을 생성합니다.</summary>
+    private Func<string, List<string>, Task<string?>> CreatePlanDecisionCallback()
+    {
+        return async (planSummary, options) =>
+        {
+            var tcs = new TaskCompletionSource<string?>();
+            var steps = Services.Agent.TaskDecomposer.ExtractSteps(planSummary);
+
+            await Dispatcher.InvokeAsync(() =>
+            {
+                // PlanViewerWindow 생성 또는 재사용
+                if (_planViewerWindow == null || !IsWindowAlive(_planViewerWindow))
+                {
+                    _planViewerWindow = new PlanViewerWindow();
+                    _planViewerWindow.Closing += (_, e) =>
+                    {
+                        e.Cancel = true;
+                        _planViewerWindow.Hide();
+                    };
+                }
+
+                // 계획 표시 + 승인 대기
+                _planViewerWindow.ShowPlanAsync(planSummary, steps, tcs);
+
+                // 채팅 창에 간략 배너 추가 + 인라인 승인 버튼도 표시
+                AddDecisionButtons(tcs, options);
+
+                // 하단 바 계획 버튼 표시
+                ShowPlanButton(true);
+            });
+
+            // 5분 타임아웃
+            var completed = await Task.WhenAny(tcs.Task, Task.Delay(TimeSpan.FromMinutes(5)));
+            if (completed != tcs.Task)
+            {
+                await Dispatcher.InvokeAsync(() => _planViewerWindow?.Hide());
+                return "취소";
+            }
+
+            var result = await tcs.Task;
+
+            // 승인된 경우 — 실행 모드로 전환
+            if (result == null) // null = 승인
+            {
+                await Dispatcher.InvokeAsync(() =>
+                {
+                    _planViewerWindow?.SwitchToExecutionMode();
+                    _planViewerWindow?.Hide(); // 숨기고 하단 버튼으로 다시 열기
+                });
+            }
+            else
+            {
+                await Dispatcher.InvokeAsync(() => _planViewerWindow?.Hide());
+            }
+
+            return result;
+        };
+    }
+
+    /// <summary>하단 바에 계획 보기 버튼을 표시/숨김합니다.</summary>
+    private void ShowPlanButton(bool show)
+    {
+        if (!show)
+        {
+            // 계획 버튼 제거
+            for (int i = MoodIconPanel.Children.Count - 1; i >= 0; i--)
+            {
+                if (MoodIconPanel.Children[i] is Border b && b.Tag?.ToString() == "PlanBtn")
+                {
+                    // 앞의 구분선도 제거
+                    if (i > 0 && MoodIconPanel.Children[i - 1] is Border sep && sep.Tag?.ToString() == "PlanSep")
+                        MoodIconPanel.Children.RemoveAt(i - 1);
+                    if (i < MoodIconPanel.Children.Count)
+                        MoodIconPanel.Children.RemoveAt(Math.Min(i, MoodIconPanel.Children.Count - 1));
+                    break;
+                }
+            }
+            return;
+        }
+
+        // 이미 있으면 무시
+        foreach (var child in MoodIconPanel.Children)
+        {
+            if (child is Border b && b.Tag?.ToString() == "PlanBtn") return;
+        }
+
+        // 구분선
+        var separator = new Border
+        {
+            Width = 1, Height = 18,
+            Background = ThemeResourceHelper.Separator(this),
+            Margin = new Thickness(4, 0, 4, 0),
+            VerticalAlignment = VerticalAlignment.Center,
+            Tag = "PlanSep",
+        };
+        MoodIconPanel.Children.Add(separator);
+
+        // 계획 버튼
+        var planBtn = CreateFolderBarButton("\uE9D2", "계획", "실행 계획 보기", "#10B981");
+        planBtn.Tag = "PlanBtn";
+        planBtn.MouseLeftButtonUp += (_, e) =>
+        {
+            e.Handled = true;
+            if (_planViewerWindow != null && IsWindowAlive(_planViewerWindow))
+            {
+                _planViewerWindow.Show();
+                _planViewerWindow.Activate();
+            }
+        };
+        MoodIconPanel.Children.Add(planBtn);
+    }
+
+    /// <summary>계획 뷰어에서 현재 실행 단계를 갱신합니다.</summary>
+    private void UpdatePlanViewerStep(AgentEvent evt)
+    {
+        if (_planViewerWindow == null || !IsWindowAlive(_planViewerWindow)) return;
+        if (evt.StepCurrent > 0)
+            _planViewerWindow.UpdateCurrentStep(evt.StepCurrent - 1); // 0-based
+    }
+
+    /// <summary>계획 실행 완료를 뷰어에 알립니다.</summary>
+    private void CompletePlanViewer()
+    {
+        if (_planViewerWindow != null && IsWindowAlive(_planViewerWindow))
+            _planViewerWindow.MarkComplete();
+        ShowPlanButton(false);
+    }
+
+    private static bool IsWindowAlive(Window? w)
+    {
+        if (w == null) return false;
+        try { var _ = w.IsVisible; return true; }
+        catch (Exception) { return false; }
+    }
+}

src/AxCopilot/Views/ChatWindow.TaskDecomposition.cs

@@ -1,12 +1,7 @@
 using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Controls.Primitives;
 using System.Windows.Input;
 using System.Windows.Media;
-using System.Windows.Media.Animation;
-using System.Windows.Threading;
-using AxCopilot.Models;
-using AxCopilot.Services;
 using AxCopilot.Services.Agent;
 
 namespace AxCopilot.Views;
@@ -15,467 +10,6 @@ public partial class ChatWindow
 {
     // ─── Task Decomposition UI ────────────────────────────────────────────
 
-    private Border? _planningCard;
-    private StackPanel? _planStepsPanel;
-    private ProgressBar? _planProgressBar;
-    private TextBlock? _planProgressText;
-
-    /// <summary>작업 계획 카드를 생성합니다 (단계 목록 + 진행률 바).</summary>
-    private void AddPlanningCard(AgentEvent evt)
-    {
-        var steps = evt.Steps!;
-
-        var card = new Border
-        {
-            Background = ThemeResourceHelper.HexBrush("#F0F4FF"),
-            CornerRadius = new CornerRadius(10),
-            Padding = new Thickness(14, 10, 14, 10),
-            Margin = new Thickness(40, 4, 80, 4),
-            HorizontalAlignment = HorizontalAlignment.Left,
-            MaxWidth = 560,
-        };
-
-        var sp = new StackPanel();
-
-        // 헤더
-        var header = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(0, 0, 0, 6) };
-        header.Children.Add(new TextBlock
-        {
-            Text = "\uE9D5", // plan icon
-            FontFamily = ThemeResourceHelper.SegoeMdl2,
-            FontSize = 13,
-            Foreground = ThemeResourceHelper.HexBrush("#4B5EFC"),
-            VerticalAlignment = VerticalAlignment.Center,
-            Margin = new Thickness(0, 0, 6, 0),
-        });
-        header.Children.Add(new TextBlock
-        {
-            Text = $"작업 계획 — {steps.Count}단계",
-            FontSize = 12.5, FontWeight = FontWeights.SemiBold,
-            Foreground = ThemeResourceHelper.HexBrush("#3730A3"),
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-        sp.Children.Add(header);
-
-        // 진행률 바
-        var progressGrid = new Grid { Margin = new Thickness(0, 0, 0, 8) };
-        progressGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
-        progressGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
-
-        _planProgressBar = new ProgressBar
-        {
-            Minimum = 0,
-            Maximum = steps.Count,
-            Value = 0,
-            Height = 4,
-            Foreground = ThemeResourceHelper.HexBrush("#4B5EFC"),
-            Background = ThemeResourceHelper.HexBrush("#D0D5FF"),
-            VerticalAlignment = VerticalAlignment.Center,
-        };
-        // Remove the default border on ProgressBar
-        _planProgressBar.BorderThickness = new Thickness(0);
-        Grid.SetColumn(_planProgressBar, 0);
-        progressGrid.Children.Add(_planProgressBar);
-
-        _planProgressText = new TextBlock
-        {
-            Text = "0%",
-            FontSize = 10.5, FontWeight = FontWeights.SemiBold,
-            Foreground = ThemeResourceHelper.HexBrush("#4B5EFC"),
-            Margin = new Thickness(8, 0, 0, 0),
-            VerticalAlignment = VerticalAlignment.Center,
-        };
-        Grid.SetColumn(_planProgressText, 1);
-        progressGrid.Children.Add(_planProgressText);
-        sp.Children.Add(progressGrid);
-
-        // 단계 목록
-        _planStepsPanel = new StackPanel();
-        for (int i = 0; i < steps.Count; i++)
-        {
-            var stepRow = new StackPanel
-            {
-                Orientation = Orientation.Horizontal,
-                Margin = new Thickness(0, 1, 0, 1),
-                Tag = i, // 인덱스 저장
-            };
-
-            stepRow.Children.Add(new TextBlock
-            {
-                Text = "○", // 빈 원 (미완료)
-                FontSize = 11,
-                Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, 6, 0),
-                Tag = "status",
-            });
-            stepRow.Children.Add(new TextBlock
-            {
-                Text = $"{i + 1}. {steps[i]}",
-                FontSize = 11.5,
-                Foreground = ThemeResourceHelper.HexBrush("#4B5563"),
-                TextWrapping = TextWrapping.Wrap,
-                MaxWidth = 480,
-                VerticalAlignment = VerticalAlignment.Center,
-            });
-
-            _planStepsPanel.Children.Add(stepRow);
-        }
-        sp.Children.Add(_planStepsPanel);
-
-        card.Child = sp;
-        _planningCard = card;
-
-        // 페이드인
-        card.Opacity = 0;
-        card.BeginAnimation(UIElement.OpacityProperty,
-            new DoubleAnimation(0, 1, TimeSpan.FromMilliseconds(300)));
-
-        MessagePanel.Children.Add(card);
-    }
-
-    /// <summary>계획 카드 아래에 승인/수정/취소 의사결정 버튼을 추가합니다.</summary>
-    private void AddDecisionButtons(TaskCompletionSource<string?> tcs, List<string> options)
-    {
-        var accentBrush = ThemeResourceHelper.Accent(this);
-        var accentColor = ((SolidColorBrush)accentBrush).Color;
-        var secondaryText = ThemeResourceHelper.Secondary(this);
-
-        var container = new Border
-        {
-            Margin = new Thickness(40, 2, 80, 6),
-            HorizontalAlignment = HorizontalAlignment.Left,
-            MaxWidth = 560,
-        };
-
-        var outerStack = new StackPanel();
-
-        // 버튼 행
-        var btnRow = new StackPanel { Orientation = Orientation.Horizontal, Margin = new Thickness(0, 0, 0, 0) };
-
-        // 승인 버튼 (강조)
-        var approveBtn = new Border
-        {
-            Background = accentBrush,
-            CornerRadius = new CornerRadius(16),
-            Padding = new Thickness(16, 7, 16, 7),
-            Margin = new Thickness(0, 0, 8, 0),
-            Cursor = Cursors.Hand,
-        };
-        var approveSp = new StackPanel { Orientation = Orientation.Horizontal };
-        approveSp.Children.Add(new TextBlock
-        {
-            Text = "\uE73E", FontFamily = ThemeResourceHelper.SegoeMdl2, FontSize = 11,
-            Foreground = Brushes.White, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 5, 0),
-        });
-        approveSp.Children.Add(new TextBlock { Text = "승인", FontSize = 12.5, FontWeight = FontWeights.SemiBold, Foreground = Brushes.White });
-        approveBtn.Child = approveSp;
-        ApplyMenuItemHover(approveBtn);
-        approveBtn.MouseLeftButtonUp += (_, _) =>
-        {
-            CollapseDecisionButtons(outerStack, "✓ 승인됨", accentBrush);
-            tcs.TrySetResult(null); // null = 승인
-        };
-        btnRow.Children.Add(approveBtn);
-
-        // 수정 요청 버튼
-        var editBtn = new Border
-        {
-            Background = new SolidColorBrush(Color.FromArgb(0x18, accentColor.R, accentColor.G, accentColor.B)),
-            CornerRadius = new CornerRadius(16),
-            Padding = new Thickness(14, 7, 14, 7),
-            Margin = new Thickness(0, 0, 8, 0),
-            Cursor = Cursors.Hand,
-            BorderBrush = new SolidColorBrush(Color.FromArgb(0x40, accentColor.R, accentColor.G, accentColor.B)),
-            BorderThickness = new Thickness(1),
-        };
-        var editSp = new StackPanel { Orientation = Orientation.Horizontal };
-        editSp.Children.Add(new TextBlock
-        {
-            Text = "\uE70F", FontFamily = ThemeResourceHelper.SegoeMdl2, FontSize = 11,
-            Foreground = accentBrush, VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 5, 0),
-        });
-        editSp.Children.Add(new TextBlock { Text = "수정 요청", FontSize = 12.5, FontWeight = FontWeights.SemiBold, Foreground = accentBrush });
-        editBtn.Child = editSp;
-        ApplyMenuItemHover(editBtn);
-
-        // 수정 요청용 텍스트 입력 패널 (초기 숨김)
-        var editInputPanel = new Border
-        {
-            Visibility = Visibility.Collapsed,
-            Background = ThemeResourceHelper.HexBrush("#F8F9FC"),
-            CornerRadius = new CornerRadius(10),
-            Padding = new Thickness(10, 8, 10, 8),
-            Margin = new Thickness(0, 8, 0, 0),
-        };
-        var editInputStack = new StackPanel();
-        editInputStack.Children.Add(new TextBlock
-        {
-            Text = "수정 사항을 입력하세요:",
-            FontSize = 11.5, Foreground = secondaryText,
-            Margin = new Thickness(0, 0, 0, 6),
-        });
-        var editTextBox = new TextBox
-        {
-            MinHeight = 36,
-            MaxHeight = 100,
-            AcceptsReturn = true,
-            TextWrapping = TextWrapping.Wrap,
-            FontSize = 12.5,
-            Background = Brushes.White,
-            BorderBrush = new SolidColorBrush(Color.FromArgb(0x40, accentColor.R, accentColor.G, accentColor.B)),
-            BorderThickness = new Thickness(1),
-            Padding = new Thickness(8, 6, 8, 6),
-        };
-        editInputStack.Children.Add(editTextBox);
-
-        var submitEditBtn = new Border
-        {
-            Background = accentBrush,
-            CornerRadius = new CornerRadius(8),
-            Padding = new Thickness(12, 5, 12, 5),
-            Margin = new Thickness(0, 6, 0, 0),
-            Cursor = Cursors.Hand,
-            HorizontalAlignment = HorizontalAlignment.Right,
-        };
-        submitEditBtn.Child = new TextBlock { Text = "전송", FontSize = 12, FontWeight = FontWeights.SemiBold, Foreground = Brushes.White };
-        ApplyHoverScaleAnimation(submitEditBtn, 1.05);
-        submitEditBtn.MouseLeftButtonUp += (_, _) =>
-        {
-            var feedback = editTextBox.Text.Trim();
-            if (string.IsNullOrEmpty(feedback)) return;
-            CollapseDecisionButtons(outerStack, "✎ 수정 요청됨", accentBrush);
-            tcs.TrySetResult(feedback);
-        };
-        editInputStack.Children.Add(submitEditBtn);
-        editInputPanel.Child = editInputStack;
-
-        editBtn.MouseLeftButtonUp += (_, _) =>
-        {
-            editInputPanel.Visibility = editInputPanel.Visibility == Visibility.Visible
-                ? Visibility.Collapsed : Visibility.Visible;
-            if (editInputPanel.Visibility == Visibility.Visible)
-                editTextBox.Focus();
-        };
-        btnRow.Children.Add(editBtn);
-
-        // 취소 버튼
-        var cancelBtn = new Border
-        {
-            Background = Brushes.Transparent,
-            CornerRadius = new CornerRadius(16),
-            Padding = new Thickness(14, 7, 14, 7),
-            Cursor = Cursors.Hand,
-            BorderBrush = new SolidColorBrush(Color.FromArgb(0x30, 0xDC, 0x26, 0x26)),
-            BorderThickness = new Thickness(1),
-        };
-        var cancelSp = new StackPanel { Orientation = Orientation.Horizontal };
-        cancelSp.Children.Add(new TextBlock
-        {
-            Text = "\uE711", FontFamily = ThemeResourceHelper.SegoeMdl2, FontSize = 11,
-            Foreground = new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)),
-            VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 5, 0),
-        });
-        cancelSp.Children.Add(new TextBlock
-        {
-            Text = "취소", FontSize = 12.5, FontWeight = FontWeights.SemiBold,
-            Foreground = new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)),
-        });
-        cancelBtn.Child = cancelSp;
-        ApplyMenuItemHover(cancelBtn);
-        cancelBtn.MouseLeftButtonUp += (_, _) =>
-        {
-            CollapseDecisionButtons(outerStack, "✕ 취소됨",
-                new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)));
-            tcs.TrySetResult("취소");
-        };
-        btnRow.Children.Add(cancelBtn);
-
-        outerStack.Children.Add(btnRow);
-        outerStack.Children.Add(editInputPanel);
-        container.Child = outerStack;
-
-        // 슬라이드 + 페이드 등장 애니메이션
-        ApplyMessageEntryAnimation(container);
-        MessagePanel.Children.Add(container);
-        ForceScrollToEnd(); // 의사결정 버튼 표시 시 강제 하단 이동
-
-        // PlanViewerWindow 등 외부에서 TCS가 완료되면 인라인 버튼도 자동 접기
-        var capturedOuterStack = outerStack;
-        var capturedAccent = accentBrush;
-        _ = tcs.Task.ContinueWith(t =>
-        {
-            Dispatcher.BeginInvoke(() =>
-            {
-                // 이미 접혀있으면 스킵 (인라인 버튼으로 직접 클릭한 경우)
-                if (capturedOuterStack.Children.Count <= 1) return;
-
-                var label = t.Result == null ? "✓ 승인됨"
-                    : t.Result == "취소" ? "✕ 취소됨"
-                    : "✎ 수정 요청됨";
-                var fg = t.Result == "취소"
-                    ? new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26))
-                    : capturedAccent;
-                CollapseDecisionButtons(capturedOuterStack, label, fg);
-            });
-        }, TaskScheduler.Default);
-    }
-
-    /// <summary>의사결정 버튼을 숨기고 결과 라벨로 교체합니다.</summary>
-    private void CollapseDecisionButtons(StackPanel outerStack, string resultText, Brush fg)
-    {
-        outerStack.Children.Clear();
-        var resultLabel = new TextBlock
-        {
-            Text = resultText,
-            FontSize = 12,
-            FontWeight = FontWeights.SemiBold,
-            Foreground = fg,
-            Opacity = 0.8,
-            Margin = new Thickness(0, 2, 0, 2),
-        };
-        outerStack.Children.Add(resultLabel);
-    }
-
-    // ════════════════════════════════════════════════════════════
-    //  실행 계획 뷰어 (PlanViewerWindow) 연동
-    // ════════════════════════════════════════════════════════════
-
-    /// <summary>PlanViewerWindow를 사용하는 UserDecisionCallback을 생성합니다.</summary>
-    private Func<string, List<string>, Task<string?>> CreatePlanDecisionCallback()
-    {
-        return async (planSummary, options) =>
-        {
-            var tcs = new TaskCompletionSource<string?>();
-            var steps = Services.Agent.TaskDecomposer.ExtractSteps(planSummary);
-
-            await Dispatcher.InvokeAsync(() =>
-            {
-                // PlanViewerWindow 생성 또는 재사용
-                if (_planViewerWindow == null || !IsWindowAlive(_planViewerWindow))
-                {
-                    _planViewerWindow = new PlanViewerWindow();
-                    _planViewerWindow.Closing += (_, e) =>
-                    {
-                        e.Cancel = true;
-                        _planViewerWindow.Hide();
-                    };
-                }
-
-                // 계획 표시 + 승인 대기
-                _planViewerWindow.ShowPlanAsync(planSummary, steps, tcs);
-
-                // 채팅 창에 간략 배너 추가 + 인라인 승인 버튼도 표시
-                AddDecisionButtons(tcs, options);
-
-                // 하단 바 계획 버튼 표시
-                ShowPlanButton(true);
-            });
-
-            // 5분 타임아웃
-            var completed = await Task.WhenAny(tcs.Task, Task.Delay(TimeSpan.FromMinutes(5)));
-            if (completed != tcs.Task)
-            {
-                await Dispatcher.InvokeAsync(() => _planViewerWindow?.Hide());
-                return "취소";
-            }
-
-            var result = await tcs.Task;
-
-            // 승인된 경우 — 실행 모드로 전환
-            if (result == null) // null = 승인
-            {
-                await Dispatcher.InvokeAsync(() =>
-                {
-                    _planViewerWindow?.SwitchToExecutionMode();
-                    _planViewerWindow?.Hide(); // 숨기고 하단 버튼으로 다시 열기
-                });
-            }
-            else
-            {
-                await Dispatcher.InvokeAsync(() => _planViewerWindow?.Hide());
-            }
-
-            return result;
-        };
-    }
-
-    /// <summary>하단 바에 계획 보기 버튼을 표시/숨김합니다.</summary>
-    private void ShowPlanButton(bool show)
-    {
-        if (!show)
-        {
-            // 계획 버튼 제거
-            for (int i = MoodIconPanel.Children.Count - 1; i >= 0; i--)
-            {
-                if (MoodIconPanel.Children[i] is Border b && b.Tag?.ToString() == "PlanBtn")
-                {
-                    // 앞의 구분선도 제거
-                    if (i > 0 && MoodIconPanel.Children[i - 1] is Border sep && sep.Tag?.ToString() == "PlanSep")
-                        MoodIconPanel.Children.RemoveAt(i - 1);
-                    if (i < MoodIconPanel.Children.Count)
-                        MoodIconPanel.Children.RemoveAt(Math.Min(i, MoodIconPanel.Children.Count - 1));
-                    break;
-                }
-            }
-            return;
-        }
-
-        // 이미 있으면 무시
-        foreach (var child in MoodIconPanel.Children)
-        {
-            if (child is Border b && b.Tag?.ToString() == "PlanBtn") return;
-        }
-
-        // 구분선
-        var separator = new Border
-        {
-            Width = 1, Height = 18,
-            Background = ThemeResourceHelper.Separator(this),
-            Margin = new Thickness(4, 0, 4, 0),
-            VerticalAlignment = VerticalAlignment.Center,
-            Tag = "PlanSep",
-        };
-        MoodIconPanel.Children.Add(separator);
-
-        // 계획 버튼
-        var planBtn = CreateFolderBarButton("\uE9D2", "계획", "실행 계획 보기", "#10B981");
-        planBtn.Tag = "PlanBtn";
-        planBtn.MouseLeftButtonUp += (_, e) =>
-        {
-            e.Handled = true;
-            if (_planViewerWindow != null && IsWindowAlive(_planViewerWindow))
-            {
-                _planViewerWindow.Show();
-                _planViewerWindow.Activate();
-            }
-        };
-        MoodIconPanel.Children.Add(planBtn);
-    }
-
-    /// <summary>계획 뷰어에서 현재 실행 단계를 갱신합니다.</summary>
-    private void UpdatePlanViewerStep(AgentEvent evt)
-    {
-        if (_planViewerWindow == null || !IsWindowAlive(_planViewerWindow)) return;
-        if (evt.StepCurrent > 0)
-            _planViewerWindow.UpdateCurrentStep(evt.StepCurrent - 1); // 0-based
-    }
-
-    /// <summary>계획 실행 완료를 뷰어에 알립니다.</summary>
-    private void CompletePlanViewer()
-    {
-        if (_planViewerWindow != null && IsWindowAlive(_planViewerWindow))
-            _planViewerWindow.MarkComplete();
-        ShowPlanButton(false);
-    }
-
-    private static bool IsWindowAlive(Window? w)
-    {
-        if (w == null) return false;
-        try { var _ = w.IsVisible; return true; }
-        catch (Exception) { return false; }
-    }
-
     // ════════════════════════════════════════════════════════════
     //  후속 작업 제안 칩 (suggest_actions)
     // ════════════════════════════════════════════════════════════
@@ -770,401 +304,4 @@ public partial class ChatWindow
 
         return panel;
     }
-
-    private void AddAgentEventBanner(AgentEvent evt)
-    {
-        var logLevel = Llm.AgentLogLevel;
-
-        // Planning 이벤트는 단계 목록 카드로 별도 렌더링
-        if (evt.Type == AgentEventType.Planning && evt.Steps is { Count: > 0 })
-        {
-            AddPlanningCard(evt);
-            return;
-        }
-
-        // StepStart 이벤트는 진행률 바 업데이트
-        if (evt.Type == AgentEventType.StepStart && evt.StepTotal > 0)
-        {
-            UpdateProgressBar(evt);
-            return;
-        }
-
-        // simple 모드: ToolCall은 건너뜀 (ToolResult만 한 줄로 표시)
-        if (logLevel == "simple" && evt.Type == AgentEventType.ToolCall)
-            return;
-
-        // 전체 통계 이벤트는 별도 색상 (보라색 계열)
-        var isTotalStats = evt.Type == AgentEventType.StepDone && evt.ToolName == "total_stats";
-
-        var (icon, label, bgHex, fgHex) = isTotalStats
-            ? ("\uE9D2", "Total Stats", "#F3EEFF", "#7C3AED")
-            : evt.Type switch
-            {
-                AgentEventType.Thinking   => ("\uE8BD", "Thinking",   "#F0F0FF", "#6B7BC4"),
-                AgentEventType.ToolCall   => ("\uE8A7", evt.ToolName, "#EEF6FF", "#3B82F6"),
-                AgentEventType.ToolResult => ("\uE73E", evt.ToolName, "#EEF9EE", "#16A34A"),
-                AgentEventType.SkillCall  => ("\uE8A5", evt.ToolName, "#FFF7ED", "#EA580C"),
-                AgentEventType.Error      => ("\uE783", "Error",      "#FEF2F2", "#DC2626"),
-                AgentEventType.Complete   => ("\uE930", "Complete",   "#F0FFF4", "#15803D"),
-                AgentEventType.StepDone   => ("\uE73E", "Step Done",  "#EEF9EE", "#16A34A"),
-                AgentEventType.Paused     => ("\uE769", "Paused",     "#FFFBEB", "#D97706"),
-                AgentEventType.Resumed    => ("\uE768", "Resumed",    "#ECFDF5", "#059669"),
-                _                         => ("\uE946", "Agent",      "#F5F5F5", "#6B7280"),
-            };
-
-        var banner = new Border
-        {
-            Background = ThemeResourceHelper.HexBrush(bgHex),
-            CornerRadius = new CornerRadius(8),
-            Padding = new Thickness(12, 8, 12, 8),
-            Margin = new Thickness(40, 2, 40, 2),
-            HorizontalAlignment = HorizontalAlignment.Stretch,
-        };
-
-        var sp = new StackPanel();
-
-        // 헤더: Grid로 좌측(아이콘+라벨) / 우측(타이밍+토큰) 분리 고정
-        var headerGrid = new Grid();
-        headerGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
-        headerGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
-
-        // 좌측: 아이콘 + 라벨
-        var headerLeft = new StackPanel { Orientation = Orientation.Horizontal };
-        headerLeft.Children.Add(new TextBlock
-        {
-            Text = icon,
-            FontFamily = ThemeResourceHelper.SegoeMdl2,
-            FontSize = 11,
-            Foreground = ThemeResourceHelper.HexBrush(fgHex),
-            VerticalAlignment = VerticalAlignment.Center,
-            Margin = new Thickness(0, 0, 6, 0),
-        });
-        headerLeft.Children.Add(new TextBlock
-        {
-            Text = label,
-            FontSize = 11.5,
-            FontWeight = FontWeights.SemiBold,
-            Foreground = ThemeResourceHelper.HexBrush(fgHex),
-            VerticalAlignment = VerticalAlignment.Center,
-        });
-        Grid.SetColumn(headerLeft, 0);
-
-        // 우측: 소요 시간 + 토큰 배지 (항상 우측 끝에 고정)
-        var headerRight = new StackPanel { Orientation = Orientation.Horizontal };
-        if (logLevel != "simple" && evt.ElapsedMs > 0)
-        {
-            headerRight.Children.Add(new TextBlock
-            {
-                Text = evt.ElapsedMs < 1000 ? $"{evt.ElapsedMs}ms" : $"{evt.ElapsedMs / 1000.0:F1}s",
-                FontSize = 10,
-                Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(8, 0, 0, 0),
-            });
-        }
-        if (logLevel != "simple" && (evt.InputTokens > 0 || evt.OutputTokens > 0))
-        {
-            var tokenText = evt.InputTokens > 0 && evt.OutputTokens > 0
-                ? $"{evt.InputTokens}→{evt.OutputTokens}t"
-                : evt.InputTokens > 0 ? $"↑{evt.InputTokens}t" : $"↓{evt.OutputTokens}t";
-            headerRight.Children.Add(new Border
-            {
-                Background = ThemeResourceHelper.HexBrush("#F0F0F5"),
-                CornerRadius = new CornerRadius(4),
-                Padding = new Thickness(5, 1, 5, 1),
-                Margin = new Thickness(6, 0, 0, 0),
-                VerticalAlignment = VerticalAlignment.Center,
-                Child = new TextBlock
-                {
-                    Text = tokenText,
-                    FontSize = 9.5,
-                    Foreground = ThemeResourceHelper.HexBrush("#8B8FA3"),
-                    FontFamily = ThemeResourceHelper.Consolas,
-                },
-            });
-        }
-        Grid.SetColumn(headerRight, 1);
-
-        headerGrid.Children.Add(headerLeft);
-        headerGrid.Children.Add(headerRight);
-
-        // header 변수를 headerLeft로 설정 (이후 expandIcon 추가 시 사용)
-        var header = headerLeft;
-
-        sp.Children.Add(headerGrid);
-
-        // simple 모드: 요약 한 줄만 표시 (접기 없음)
-        if (logLevel == "simple")
-        {
-            if (!string.IsNullOrEmpty(evt.Summary))
-            {
-                var shortSummary = evt.Summary.Length > 100
-                    ? evt.Summary[..100] + "…"
-                    : evt.Summary;
-                sp.Children.Add(new TextBlock
-                {
-                    Text = shortSummary,
-                    FontSize = 11,
-                    Foreground = ThemeResourceHelper.HexBrush("#6B7280"),
-                    TextWrapping = TextWrapping.NoWrap,
-                    TextTrimming = TextTrimming.CharacterEllipsis,
-                    Margin = new Thickness(0, 2, 0, 0),
-                });
-            }
-        }
-        // detailed/debug 모드: 기존 접이식 표시
-        else if (!string.IsNullOrEmpty(evt.Summary))
-        {
-            var summaryText = evt.Summary;
-            var isExpandable = (evt.Type == AgentEventType.ToolCall || evt.Type == AgentEventType.ToolResult)
-                               && summaryText.Length > 60;
-
-            if (isExpandable)
-            {
-                // 첫 줄만 표시하고 클릭하면 전체 내용 펼침
-                var shortText = summaryText.Length > 80 ? summaryText[..80] + "..." : summaryText;
-                var summaryTb = new TextBlock
-                {
-                    Text = shortText,
-                    FontSize = 11.5,
-                    Foreground = ThemeResourceHelper.HexBrush("#4B5563"),
-                    TextWrapping = TextWrapping.Wrap,
-                    Margin = new Thickness(0, 3, 0, 0),
-                    Cursor = Cursors.Hand,
-                };
-
-                // Diff가 포함된 경우 색상 하이라이팅 적용
-                var hasDiff = summaryText.Contains("--- ") && summaryText.Contains("+++ ");
-                UIElement fullContent;
-
-                if (hasDiff)
-                {
-                    fullContent = BuildDiffView(summaryText);
-                }
-                else
-                {
-                    fullContent = new TextBlock
-                    {
-                        Text = summaryText,
-                        FontSize = 11,
-                        Foreground = ThemeResourceHelper.HexBrush("#6B7280"),
-                        TextWrapping = TextWrapping.Wrap,
-                        FontFamily = ThemeResourceHelper.Consolas,
-                    };
-                }
-                fullContent.Visibility = Visibility.Collapsed;
-                ((FrameworkElement)fullContent).Margin = new Thickness(0, 4, 0, 0);
-
-                // 펼침/접기 토글
-                var expandIcon = new TextBlock
-                {
-                    Text = "\uE70D", // ChevronDown
-                    FontFamily = ThemeResourceHelper.SegoeMdl2,
-                    FontSize = 9,
-                    Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
-                    Margin = new Thickness(6, 0, 0, 0),
-                    VerticalAlignment = VerticalAlignment.Center,
-                };
-                header.Children.Add(expandIcon);
-
-                var isExpanded = false;
-                banner.MouseLeftButtonDown += (_, _) =>
-                {
-                    isExpanded = !isExpanded;
-                    fullContent.Visibility = isExpanded ? Visibility.Visible : Visibility.Collapsed;
-                    summaryTb.Visibility = isExpanded ? Visibility.Collapsed : Visibility.Visible;
-                    expandIcon.Text = isExpanded ? "\uE70E" : "\uE70D"; // ChevronUp : ChevronDown
-                };
-
-                sp.Children.Add(summaryTb);
-                sp.Children.Add(fullContent);
-            }
-            else
-            {
-                sp.Children.Add(new TextBlock
-                {
-                    Text = summaryText,
-                    FontSize = 11.5,
-                    Foreground = ThemeResourceHelper.HexBrush("#4B5563"),
-                    TextWrapping = TextWrapping.Wrap,
-                    Margin = new Thickness(0, 3, 0, 0),
-                });
-            }
-        }
-
-        // debug 모드: ToolInput 파라미터 표시
-        if (logLevel == "debug" && !string.IsNullOrEmpty(evt.ToolInput))
-        {
-            sp.Children.Add(new Border
-            {
-                Background = ThemeResourceHelper.HexBrush("#F8F8FC"),
-                CornerRadius = new CornerRadius(4),
-                Padding = new Thickness(8, 4, 8, 4),
-                Margin = new Thickness(0, 4, 0, 0),
-                Child = new TextBlock
-                {
-                    Text = evt.ToolInput.Length > 500 ? evt.ToolInput[..500] + "…" : evt.ToolInput,
-                    FontSize = 10,
-                    Foreground = ThemeResourceHelper.HexBrush("#7C7F93"),
-                    FontFamily = ThemeResourceHelper.Consolas,
-                    TextWrapping = TextWrapping.Wrap,
-                },
-            });
-        }
-
-        // 파일 경로 배너 (Claude 스타일)
-        if (!string.IsNullOrEmpty(evt.FilePath))
-        {
-            var pathBorder = new Border
-            {
-                Background = ThemeResourceHelper.HexBrush("#F8FAFC"),
-                CornerRadius = new CornerRadius(4),
-                Padding = new Thickness(8, 4, 8, 4),
-                Margin = new Thickness(0, 4, 0, 0),
-            };
-            var pathPanel = new StackPanel { Orientation = Orientation.Horizontal };
-            pathPanel.Children.Add(new TextBlock
-            {
-                Text = "\uE8B7", // folder icon
-                FontFamily = ThemeResourceHelper.SegoeMdl2,
-                FontSize = 10,
-                Foreground = ThemeResourceHelper.HexBrush("#9CA3AF"),
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, 4, 0),
-            });
-            pathPanel.Children.Add(new TextBlock
-            {
-                Text = evt.FilePath,
-                FontSize = 10.5,
-                Foreground = ThemeResourceHelper.HexBrush("#6B7280"),
-                FontFamily = ThemeResourceHelper.Consolas,
-                VerticalAlignment = VerticalAlignment.Center,
-                TextTrimming = TextTrimming.CharacterEllipsis,
-            });
-
-            // 빠른 작업 버튼들
-            var quickActions = BuildFileQuickActions(evt.FilePath);
-            pathPanel.Children.Add(quickActions);
-
-            pathBorder.Child = pathPanel;
-            sp.Children.Add(pathBorder);
-        }
-
-        banner.Child = sp;
-
-        // Total Stats 배너 클릭 → 워크플로우 분석기 병목 분석 탭 열기
-        if (isTotalStats)
-        {
-            banner.Cursor = Cursors.Hand;
-            banner.ToolTip = "클릭하여 병목 분석 보기";
-            banner.MouseLeftButtonUp += (_, _) =>
-            {
-                OpenWorkflowAnalyzerIfEnabled();
-                _analyzerWindow?.SwitchToBottleneckTab();
-                _analyzerWindow?.Activate();
-            };
-        }
-
-        // 페이드인 애니메이션
-        banner.Opacity = 0;
-        banner.BeginAnimation(UIElement.OpacityProperty,
-            new DoubleAnimation(0, 1, TimeSpan.FromMilliseconds(200)));
-
-        MessagePanel.Children.Add(banner);
-    }
-
-    /// <summary>파일 빠른 작업 버튼 패널을 생성합니다.</summary>
-    private StackPanel BuildFileQuickActions(string filePath)
-    {
-        var panel = new StackPanel
-        {
-            Orientation = Orientation.Horizontal,
-            Margin = new Thickness(6, 0, 0, 0),
-            VerticalAlignment = VerticalAlignment.Center,
-        };
-
-        var accentColor = ThemeResourceHelper.HexColor("#3B82F6");
-        var accentBrush = new SolidColorBrush(accentColor);
-
-        Border MakeBtn(string mdlIcon, string label, Action action)
-        {
-            var sp = new StackPanel { Orientation = Orientation.Horizontal };
-            sp.Children.Add(new TextBlock
-            {
-                Text = mdlIcon,
-                FontFamily = ThemeResourceHelper.SegoeMdl2,
-                FontSize = 9,
-                Foreground = accentBrush,
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, 3, 0),
-            });
-            sp.Children.Add(new TextBlock
-            {
-                Text = label,
-                FontSize = 10,
-                Foreground = accentBrush,
-                VerticalAlignment = VerticalAlignment.Center,
-            });
-            var btn = new Border
-            {
-                Child = sp,
-                Background = Brushes.Transparent,
-                CornerRadius = new CornerRadius(4),
-                Padding = new Thickness(5, 2, 5, 2),
-                Cursor = Cursors.Hand,
-            };
-            btn.MouseEnter += (s, _) => { if (s is Border b) b.Background = new SolidColorBrush(Color.FromArgb(0x15, 0x3B, 0x82, 0xF6)); };
-            btn.MouseLeave += (s, _) => { if (s is Border b) b.Background = Brushes.Transparent; };
-            btn.MouseLeftButtonUp += (_, _) => action();
-            return btn;
-        }
-
-        // 프리뷰 (지원 확장자만)
-        var ext = System.IO.Path.GetExtension(filePath).ToLowerInvariant();
-        if (_previewableExtensions.Contains(ext))
-        {
-            var path1 = filePath;
-            panel.Children.Add(MakeBtn("\uE8A1", "프리뷰", () => ShowPreviewPanel(path1)));
-        }
-
-        // 외부 열기
-        var path2 = filePath;
-        panel.Children.Add(MakeBtn("\uE8A7", "열기", () =>
-        {
-            try { System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo { FileName = path2, UseShellExecute = true }); } catch (Exception) { /* 파일 열기 실패 */ }
-        }));
-
-        // 폴더 열기
-        var path3 = filePath;
-        panel.Children.Add(MakeBtn("\uED25", "폴더", () =>
-        {
-            try { System.Diagnostics.Process.Start("explorer.exe", $"/select,\"{path3}\""); } catch (Exception) { /* 탐색기 열기 실패 */ }
-        }));
-
-        // 경로 복사
-        var path4 = filePath;
-        panel.Children.Add(MakeBtn("\uE8C8", "복사", () =>
-        {
-            try
-            {
-                Clipboard.SetText(path4);
-                // 1.5초 피드백: "복사됨" 표시
-                if (panel.Children[^1] is Border lastBtn && lastBtn.Child is StackPanel lastSp)
-                {
-                    var origLabel = lastSp.Children.OfType<TextBlock>().LastOrDefault();
-                    if (origLabel != null)
-                    {
-                        var prev = origLabel.Text;
-                        origLabel.Text = "복사됨 ✓";
-                        var timer = new DispatcherTimer { Interval = TimeSpan.FromMilliseconds(1500) };
-                        timer.Tick += (_, _) => { origLabel.Text = prev; timer.Stop(); };
-                        timer.Start();
-                    }
-                }
-            }
-            catch (Exception) { /* 비핵심 작업 실패 — UI 차단 방지 */ }
-        }));
-
-        return panel;
-    }
 }

src/AxCopilot/Views/PlanViewerWindow.StepRenderer.cs

@@ -0,0 +1,616 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+
+namespace AxCopilot.Views;
+
+internal sealed partial class PlanViewerWindow
+{
+    // ════════════════════════════════════════════════════════════
+    // 단계 목록 렌더링
+    // ════════════════════════════════════════════════════════════
+
+    private void RenderSteps()
+    {
+        _stepsPanel.Children.Clear();
+
+        var primaryText   = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White;
+        var secondaryText = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
+        var accentBrush   = Application.Current.TryFindResource("AccentColor") as Brush
+                            ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
+        var itemBg  = Application.Current.TryFindResource("ItemBackground") as Brush
+                      ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2B, 0x40));
+        var hoverBg = Application.Current.TryFindResource("ItemHoverBackground") as Brush
+                      ?? new SolidColorBrush(Color.FromArgb(0x18, 0xFF, 0xFF, 0xFF));
+
+        var canEdit = !_isExecuting && _currentStep < 0; // 승인 대기 중에만 편집/순서변경 가능
+
+        for (int i = 0; i < _steps.Count; i++)
+        {
+            var step       = _steps[i];
+            var capturedIdx = i;
+            var isComplete = i < _currentStep;
+            var isCurrent  = i == _currentStep;
+            var isPending  = i > _currentStep;
+            var isExpanded = _expandedSteps.Contains(i);
+
+            // ─ 카드 Border ─
+            var card = new Border
+            {
+                CornerRadius    = new CornerRadius(10),
+                Padding         = new Thickness(10, 7, 10, 7),
+                Margin          = new Thickness(0, 0, 0, 5),
+                Background      = isCurrent
+                    ? new SolidColorBrush(Color.FromArgb(0x18,
+                        ((SolidColorBrush)accentBrush).Color.R,
+                        ((SolidColorBrush)accentBrush).Color.G,
+                        ((SolidColorBrush)accentBrush).Color.B))
+                    : itemBg,
+                BorderBrush     = isCurrent ? accentBrush : Brushes.Transparent,
+                BorderThickness = new Thickness(isCurrent ? 1.5 : 0),
+                AllowDrop       = canEdit,
+            };
+
+            // 열기/닫기 토글 — 텍스트 또는 배경 클릭
+            card.Cursor = Cursors.Hand;
+            card.MouseLeftButtonUp += (s, e) =>
+            {
+                // 드래그 직후 클릭이 발생하는 경우 무시
+                if (e.OriginalSource is Border src && src.Tag?.ToString() == "DragHandle") return;
+                if (_expandedSteps.Contains(capturedIdx)) _expandedSteps.Remove(capturedIdx);
+                else _expandedSteps.Add(capturedIdx);
+                RenderSteps();
+            };
+
+            // ─ 카드 Grid: [drag?][badge][*text][chevron][edit?] ─
+            var cardGrid = new Grid();
+            int badgeCol  = canEdit ? 1 : 0;
+            int textCol   = canEdit ? 2 : 1;
+            int chevCol   = canEdit ? 3 : 2;
+            int editCol   = canEdit ? 4 : -1;
+
+            if (canEdit)
+                cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });       // drag
+            cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });           // badge
+            cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) }); // text
+            cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });           // chevron
+            if (canEdit)
+                cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });       // edit btns
+
+            // ── 드래그 핸들 (편집 모드 전용) ──
+            if (canEdit)
+            {
+                var dimColor = Color.FromArgb(0x55, 0x80, 0x80, 0x80);
+                var dimBrush = new SolidColorBrush(dimColor);
+                var dragHandle = new Border
+                {
+                    Tag = "DragHandle",
+                    Width = 20, Cursor = Cursors.SizeAll,
+                    Background = Brushes.Transparent,
+                    Margin = new Thickness(0, 0, 6, 0),
+                    VerticalAlignment = VerticalAlignment.Center,
+                    Child = new TextBlock
+                    {
+                        Text = "\uE8FD", // Sort/Lines 아이콘 (드래그 핸들)
+                        FontFamily = ThemeResourceHelper.SegoeMdl2,
+                        FontSize = 11,
+                        Foreground = dimBrush,
+                        HorizontalAlignment = HorizontalAlignment.Center,
+                        VerticalAlignment = VerticalAlignment.Center,
+                    },
+                };
+                dragHandle.MouseEnter += (s, _) =>
+                    ((TextBlock)((Border)s).Child).Foreground = secondaryText;
+                dragHandle.MouseLeave += (s, _) =>
+                    ((TextBlock)((Border)s).Child).Foreground = dimBrush;
+
+                // 드래그 시작 — 마우스 눌림 위치 기록
+                dragHandle.PreviewMouseLeftButtonDown += (s, e) =>
+                {
+                    _dragSourceIndex = capturedIdx;
+                    _dragStartPoint  = e.GetPosition(_stepsPanel);
+                    e.Handled = true; // 카드 클릭(expand) 이벤트 방지
+                };
+                // 충분히 움직이면 DragDrop 시작
+                dragHandle.PreviewMouseMove += (s, e) =>
+                {
+                    if (_dragSourceIndex < 0 || e.LeftButton != MouseButtonState.Pressed) return;
+                    var cur = e.GetPosition(_stepsPanel);
+                    if (Math.Abs(cur.X - _dragStartPoint.X) > SystemParameters.MinimumHorizontalDragDistance ||
+                        Math.Abs(cur.Y - _dragStartPoint.Y) > SystemParameters.MinimumVerticalDragDistance)
+                    {
+                        int idx = _dragSourceIndex;
+                        _dragSourceIndex = -1;
+                        DragDrop.DoDragDrop((DependencyObject)s,
+                            new DataObject(DragDataFormat, idx), DragDropEffects.Move);
+                        // DoDragDrop 완료 후 비주얼 정리
+                        Dispatcher.InvokeAsync(RenderSteps);
+                    }
+                };
+                dragHandle.PreviewMouseLeftButtonUp += (_, _) => _dragSourceIndex = -1;
+
+                Grid.SetColumn(dragHandle, 0);
+                cardGrid.Children.Add(dragHandle);
+
+                // ── 카드 Drop 이벤트 ──
+                card.DragOver += (s, e) =>
+                {
+                    if (!e.Data.GetDataPresent(DragDataFormat)) return;
+                    int src = (int)e.Data.GetData(DragDataFormat);
+                    if (src != capturedIdx)
+                    {
+                        ((Border)s).BorderBrush     = accentBrush;
+                        ((Border)s).BorderThickness = new Thickness(1.5);
+                        e.Effects = DragDropEffects.Move;
+                    }
+                    else e.Effects = DragDropEffects.None;
+                    e.Handled = true;
+                };
+                card.DragLeave += (s, _) =>
+                {
+                    bool isCurr = _currentStep == capturedIdx;
+                    ((Border)s).BorderBrush     = isCurr ? accentBrush : Brushes.Transparent;
+                    ((Border)s).BorderThickness = new Thickness(isCurr ? 1.5 : 0);
+                };
+                card.Drop += (s, e) =>
+                {
+                    if (!e.Data.GetDataPresent(DragDataFormat)) { e.Handled = true; return; }
+                    int srcIdx = (int)e.Data.GetData(DragDataFormat);
+                    int dstIdx = capturedIdx;
+                    if (srcIdx != dstIdx && srcIdx >= 0 && srcIdx < _steps.Count)
+                    {
+                        var item = _steps[srcIdx];
+                        _steps.RemoveAt(srcIdx);
+                        // srcIdx < dstIdx 이면 제거 후 인덱스가 1 감소
+                        int insertAt = srcIdx < dstIdx ? dstIdx - 1 : dstIdx;
+                        _steps.Insert(insertAt, item);
+                        _expandedSteps.Clear();
+                        RenderSteps();
+                    }
+                    e.Handled = true;
+                };
+            }
+
+            // ── 상태 배지 ──
+            UIElement badge;
+            if (isComplete)
+            {
+                badge = new TextBlock
+                {
+                    Text = "\uE73E", FontFamily = ThemeResourceHelper.SegoeMdl2,
+                    FontSize = 13, Foreground = new SolidColorBrush(Color.FromRgb(0x10, 0xB9, 0x81)),
+                    VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 10, 0),
+                    Width = 20, TextAlignment = TextAlignment.Center,
+                };
+            }
+            else if (isCurrent)
+            {
+                badge = new TextBlock
+                {
+                    Text = "\uE768", FontFamily = ThemeResourceHelper.SegoeMdl2,
+                    FontSize = 13, Foreground = accentBrush,
+                    VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 10, 0),
+                    Width = 20, TextAlignment = TextAlignment.Center,
+                };
+            }
+            else
+            {
+                badge = new Border
+                {
+                    Width = 22, Height = 22, CornerRadius = new CornerRadius(11),
+                    Background = new SolidColorBrush(Color.FromArgb(0x25, 0x80, 0x80, 0x80)),
+                    Margin = new Thickness(0, 0, 10, 0), VerticalAlignment = VerticalAlignment.Center,
+                    Child = new TextBlock
+                    {
+                        Text = $"{i + 1}", FontSize = 11, Foreground = secondaryText,
+                        FontWeight = FontWeights.SemiBold,
+                        HorizontalAlignment = HorizontalAlignment.Center,
+                        VerticalAlignment = VerticalAlignment.Center,
+                    },
+                };
+            }
+            Grid.SetColumn(badge, badgeCol);
+            cardGrid.Children.Add(badge);
+
+            // ── 단계 텍스트 ──
+            var textBlock = new TextBlock
+            {
+                Text            = step,
+                FontSize        = 13,
+                Foreground      = isComplete ? secondaryText : primaryText,
+                VerticalAlignment = VerticalAlignment.Center,
+                Opacity         = isPending && _isExecuting ? 0.6 : 1.0,
+                TextDecorations = isComplete ? TextDecorations.Strikethrough : null,
+                Margin          = new Thickness(0, 0, 4, 0),
+            };
+            if (isExpanded)
+            {
+                textBlock.TextWrapping = TextWrapping.Wrap;
+                textBlock.TextTrimming = TextTrimming.None;
+            }
+            else
+            {
+                textBlock.TextWrapping = TextWrapping.NoWrap;
+                textBlock.TextTrimming = TextTrimming.CharacterEllipsis;
+                textBlock.ToolTip      = step; // 접힌 상태: 호버 시 전체 텍스트 툴팁
+            }
+            Grid.SetColumn(textBlock, textCol);
+            cardGrid.Children.Add(textBlock);
+
+            // ── 펼침/접힘 Chevron ──
+            var chevron = new Border
+            {
+                Width = 22, Height = 22, CornerRadius = new CornerRadius(4),
+                Background = Brushes.Transparent, Cursor = Cursors.Hand,
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 0, canEdit ? 4 : 0, 0),
+                Child = new TextBlock
+                {
+                    Text = isExpanded ? "\uE70E" : "\uE70D", // ChevronUp / ChevronDown
+                    FontFamily = ThemeResourceHelper.SegoeMdl2,
+                    FontSize   = 9,
+                    Foreground = new SolidColorBrush(Color.FromArgb(0x70, 0x80, 0x80, 0x80)),
+                    HorizontalAlignment = HorizontalAlignment.Center,
+                    VerticalAlignment   = VerticalAlignment.Center,
+                },
+            };
+            chevron.MouseEnter += (s, _) => ((Border)s).Background = hoverBg;
+            chevron.MouseLeave += (s, _) => ((Border)s).Background = Brushes.Transparent;
+            chevron.MouseLeftButtonUp += (_, e) =>
+            {
+                if (_expandedSteps.Contains(capturedIdx)) _expandedSteps.Remove(capturedIdx);
+                else _expandedSteps.Add(capturedIdx);
+                RenderSteps();
+                e.Handled = true;
+            };
+            Grid.SetColumn(chevron, chevCol);
+            cardGrid.Children.Add(chevron);
+
+            // ── 편집 버튼 (위/아래/편집/삭제) ──
+            if (canEdit)
+            {
+                var editBtnPanel = new StackPanel
+                {
+                    Orientation = Orientation.Horizontal,
+                    VerticalAlignment = VerticalAlignment.Center,
+                    Margin = new Thickness(2, 0, 0, 0),
+                };
+
+                if (i > 0)
+                {
+                    var upBtn = CreateMiniButton("\uE70E", secondaryText, hoverBg);
+                    upBtn.ToolTip = "위로 이동";
+                    upBtn.MouseLeftButtonUp += (_, e) => { SwapSteps(capturedIdx, capturedIdx - 1); e.Handled = true; };
+                    editBtnPanel.Children.Add(upBtn);
+                }
+                if (i < _steps.Count - 1)
+                {
+                    var downBtn = CreateMiniButton("\uE70D", secondaryText, hoverBg);
+                    downBtn.ToolTip = "아래로 이동";
+                    downBtn.MouseLeftButtonUp += (_, e) => { SwapSteps(capturedIdx, capturedIdx + 1); e.Handled = true; };
+                    editBtnPanel.Children.Add(downBtn);
+                }
+
+                var editBtn = CreateMiniButton("\uE70F", accentBrush, hoverBg);
+                editBtn.ToolTip = "편집";
+                editBtn.MouseLeftButtonUp += (_, e) => { EditStep(capturedIdx); e.Handled = true; };
+                editBtnPanel.Children.Add(editBtn);
+
+                var delBtn = CreateMiniButton("\uE74D", new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)), hoverBg);
+                delBtn.ToolTip = "삭제";
+                delBtn.MouseLeftButtonUp += (_, e) =>
+                {
+                    if (_steps.Count > 1)
+                    {
+                        _steps.RemoveAt(capturedIdx);
+                        _expandedSteps.Remove(capturedIdx);
+                        RenderSteps();
+                    }
+                    e.Handled = true;
+                };
+                editBtnPanel.Children.Add(delBtn);
+
+                Grid.SetColumn(editBtnPanel, editCol);
+                cardGrid.Children.Add(editBtnPanel);
+            }
+
+            card.Child = cardGrid;
+            _stepsPanel.Children.Add(card);
+        }
+
+        // ── 단계 추가 버튼 (편집 모드) ──
+        if (canEdit)
+        {
+            var st2  = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
+            var hb2  = Application.Current.TryFindResource("ItemHoverBackground") as Brush
+                       ?? new SolidColorBrush(Color.FromArgb(0x18, 0xFF, 0xFF, 0xFF));
+            var addBtn = new Border
+            {
+                CornerRadius    = new CornerRadius(10),
+                Padding         = new Thickness(14, 8, 14, 8),
+                Margin          = new Thickness(0, 4, 0, 0),
+                Background      = Brushes.Transparent,
+                BorderBrush     = new SolidColorBrush(Color.FromArgb(0x30, 0x80, 0x80, 0x80)),
+                BorderThickness = new Thickness(1),
+                Cursor          = Cursors.Hand,
+            };
+            var addSp = new StackPanel { Orientation = Orientation.Horizontal, HorizontalAlignment = HorizontalAlignment.Center };
+            addSp.Children.Add(new TextBlock
+            {
+                Text = "\uE710", FontFamily = ThemeResourceHelper.SegoeMdl2,
+                FontSize = 12, Foreground = st2,
+                VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 6, 0),
+            });
+            addSp.Children.Add(new TextBlock { Text = "단계 추가", FontSize = 12, Foreground = st2 });
+            addBtn.Child = addSp;
+            addBtn.MouseEnter += (s, _) => ((Border)s).Background = hb2;
+            addBtn.MouseLeave += (s, _) => ((Border)s).Background = Brushes.Transparent;
+            addBtn.MouseLeftButtonUp += (_, _) =>
+            {
+                _steps.Add("새 단계");
+                RenderSteps();
+                EditStep(_steps.Count - 1);
+            };
+            _stepsPanel.Children.Add(addBtn);
+        }
+
+        // 현재 단계로 자동 스크롤
+        if (_currentStep >= 0 && _stepsPanel.Children.Count > _currentStep)
+        {
+            _stepsPanel.UpdateLayout();
+            var target = (FrameworkElement)_stepsPanel.Children[Math.Min(_currentStep, _stepsPanel.Children.Count - 1)];
+            target.BringIntoView();
+        }
+    }
+
+    // ════════════════════════════════════════════════════════════
+    // 단계 편집 / 교환
+    // ════════════════════════════════════════════════════════════
+
+    private void SwapSteps(int a, int b)
+    {
+        if (a < 0 || b < 0 || a >= _steps.Count || b >= _steps.Count) return;
+        (_steps[a], _steps[b]) = (_steps[b], _steps[a]);
+        RenderSteps();
+    }
+
+    private void EditStep(int index)
+    {
+        if (index < 0 || index >= _steps.Count) return;
+        var primaryText = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White;
+        var itemBg      = Application.Current.TryFindResource("ItemBackground") as Brush
+                          ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2B, 0x40));
+        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
+                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
+
+        if (index >= _stepsPanel.Children.Count) return;
+
+        var editCard = new Border
+        {
+            CornerRadius    = new CornerRadius(10),
+            Padding         = new Thickness(10, 8, 10, 8),
+            Margin          = new Thickness(0, 0, 0, 5),
+            Background      = itemBg,
+            BorderBrush     = accentBrush,
+            BorderThickness = new Thickness(1.5),
+        };
+
+        var textBox = new TextBox
+        {
+            Text             = _steps[index],
+            FontSize         = 13,
+            Background       = Brushes.Transparent,
+            Foreground       = primaryText,
+            CaretBrush       = primaryText,
+            BorderThickness  = new Thickness(0),
+            AcceptsReturn    = false,
+            TextWrapping     = TextWrapping.Wrap,
+            Padding          = new Thickness(4),
+        };
+
+        var capturedIdx = index;
+        textBox.KeyDown += (_, e) =>
+        {
+            if (e.Key == Key.Enter)  { _steps[capturedIdx] = textBox.Text.Trim(); RenderSteps(); e.Handled = true; }
+            if (e.Key == Key.Escape) { RenderSteps(); e.Handled = true; }
+        };
+        textBox.LostFocus += (_, _) => { _steps[capturedIdx] = textBox.Text.Trim(); RenderSteps(); };
+
+        editCard.Child = textBox;
+        _stepsPanel.Children[index] = editCard;
+        textBox.Focus();
+        textBox.SelectAll();
+    }
+
+    // ════════════════════════════════════════════════════════════
+    // 하단 버튼 빌드
+    // ════════════════════════════════════════════════════════════
+
+    private void BuildApprovalButtons()
+    {
+        _btnPanel.Children.Clear();
+        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
+                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
+
+        var approveBtn = CreateActionButton("\uE73E", "승인", accentBrush, Brushes.White, true);
+        approveBtn.MouseLeftButtonUp += (_, _) =>
+        {
+            _tcs?.TrySetResult(null);
+            SwitchToExecutionMode();
+        };
+        _btnPanel.Children.Add(approveBtn);
+
+        var editBtn = CreateActionButton("\uE70F", "수정 요청", accentBrush, accentBrush, false);
+        editBtn.MouseLeftButtonUp += (_, _) => ShowEditInput();
+        _btnPanel.Children.Add(editBtn);
+
+        var reconfirmBtn = CreateActionButton("\uE72C", "재확인",
+            Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray,
+            Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White, false);
+        reconfirmBtn.MouseLeftButtonUp += (_, _) =>
+            _tcs?.TrySetResult("계획을 다시 검토하고 더 구체적으로 수정해주세요.");
+        _btnPanel.Children.Add(reconfirmBtn);
+
+        var cancelBrush = new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26));
+        var cancelBtn = CreateActionButton("\uE711", "취소", cancelBrush, cancelBrush, false);
+        cancelBtn.MouseLeftButtonUp += (_, _) => { _tcs?.TrySetResult("취소"); Hide(); };
+        _btnPanel.Children.Add(cancelBtn);
+    }
+
+    private void BuildExecutionButtons()
+    {
+        _btnPanel.Children.Clear();
+        var secondaryText = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
+        var hideBtn = CreateActionButton("\uE921", "숨기기", secondaryText,
+            Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White, false);
+        hideBtn.MouseLeftButtonUp += (_, _) => Hide();
+        _btnPanel.Children.Add(hideBtn);
+    }
+
+    private void BuildCloseButton()
+    {
+        _btnPanel.Children.Clear();
+        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
+                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
+        var closeBtn = CreateActionButton("\uE73E", "닫기", accentBrush, Brushes.White, true);
+        closeBtn.MouseLeftButtonUp += (_, _) => Hide();
+        _btnPanel.Children.Add(closeBtn);
+    }
+
+    private void ShowEditInput()
+    {
+        var editPanel = new Border
+        {
+            Margin          = new Thickness(20, 0, 20, 12),
+            Padding         = new Thickness(12, 8, 12, 8),
+            CornerRadius    = new CornerRadius(10),
+            Background      = Application.Current.TryFindResource("ItemBackground") as Brush
+                              ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2B, 0x40)),
+        };
+        var editStack = new StackPanel();
+        editStack.Children.Add(new TextBlock
+        {
+            Text = "수정 사항을 입력하세요:",
+            FontSize = 11.5,
+            Foreground = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray,
+            Margin = new Thickness(0, 0, 0, 6),
+        });
+        var textBox = new TextBox
+        {
+            MinHeight       = 44,
+            MaxHeight       = 120,
+            AcceptsReturn   = true,
+            TextWrapping    = TextWrapping.Wrap,
+            FontSize        = 13,
+            Background      = Application.Current.TryFindResource("LauncherBackground") as Brush
+                              ?? new SolidColorBrush(Color.FromRgb(0x1A, 0x1B, 0x2E)),
+            Foreground      = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White,
+            CaretBrush      = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White,
+            BorderBrush     = Application.Current.TryFindResource("BorderColor") as Brush ?? Brushes.Gray,
+            BorderThickness = new Thickness(1),
+            Padding         = new Thickness(10, 8, 10, 8),
+        };
+        editStack.Children.Add(textBox);
+
+        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
+                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
+        var sendBtn = new Border
+        {
+            Background  = accentBrush,
+            CornerRadius = new CornerRadius(8),
+            Padding     = new Thickness(14, 6, 14, 6),
+            Margin      = new Thickness(0, 8, 0, 0),
+            Cursor      = Cursors.Hand,
+            HorizontalAlignment = HorizontalAlignment.Right,
+            Child = new TextBlock
+            {
+                Text = "전송", FontSize = 12.5, FontWeight = FontWeights.SemiBold, Foreground = Brushes.White,
+            },
+        };
+        sendBtn.MouseEnter += (s, _) => ((Border)s).Opacity = 0.85;
+        sendBtn.MouseLeave += (s, _) => ((Border)s).Opacity = 1.0;
+        sendBtn.MouseLeftButtonUp += (_, _) =>
+        {
+            var feedback = textBox.Text.Trim();
+            if (string.IsNullOrEmpty(feedback)) return;
+            _tcs?.TrySetResult(feedback);
+        };
+        editStack.Children.Add(sendBtn);
+        editPanel.Child = editStack;
+
+        if (_btnPanel.Parent is Grid parentGrid)
+        {
+            for (int i = parentGrid.Children.Count - 1; i >= 0; i--)
+            {
+                if (parentGrid.Children[i] is Border b && b.Tag?.ToString() == "EditPanel")
+                    parentGrid.Children.RemoveAt(i);
+            }
+            editPanel.Tag = "EditPanel";
+            Grid.SetRow(editPanel, 4); // row 4 = 하단 버튼 행 (toolBar 추가로 1 증가)
+            parentGrid.Children.Add(editPanel);
+            _btnPanel.Margin = new Thickness(20, 0, 20, 16);
+            textBox.Focus();
+        }
+    }
+
+    // ════════════════════════════════════════════════════════════
+    // 공통 버튼 팩토리
+    // ════════════════════════════════════════════════════════════
+
+    private static Border CreateMiniButton(string icon, Brush fg, Brush hoverBg)
+    {
+        var btn = new Border
+        {
+            Width = 24, Height = 24,
+            CornerRadius = new CornerRadius(6),
+            Background = Brushes.Transparent,
+            Cursor = Cursors.Hand,
+            Margin = new Thickness(1, 0, 1, 0),
+            Child = new TextBlock
+            {
+                Text = icon, FontFamily = ThemeResourceHelper.SegoeMdl2,
+                FontSize = 10, Foreground = fg,
+                HorizontalAlignment = HorizontalAlignment.Center,
+                VerticalAlignment   = VerticalAlignment.Center,
+            },
+        };
+        btn.MouseEnter += (s, _) => ((Border)s).Background = hoverBg;
+        btn.MouseLeave += (s, _) => ((Border)s).Background = Brushes.Transparent;
+        return btn;
+    }
+
+    private static Border CreateActionButton(string icon, string text, Brush borderColor,
+        Brush textColor, bool filled)
+    {
+        var color = ((SolidColorBrush)borderColor).Color;
+        var btn = new Border
+        {
+            CornerRadius    = new CornerRadius(12),
+            Padding         = new Thickness(16, 8, 16, 8),
+            Margin          = new Thickness(4, 0, 4, 0),
+            Cursor          = Cursors.Hand,
+            Background      = filled ? borderColor
+                : new SolidColorBrush(Color.FromArgb(0x18, color.R, color.G, color.B)),
+            BorderBrush     = filled ? Brushes.Transparent
+                : new SolidColorBrush(Color.FromArgb(0x80, color.R, color.G, color.B)),
+            BorderThickness = new Thickness(filled ? 0 : 1.2),
+        };
+        var sp = new StackPanel { Orientation = Orientation.Horizontal };
+        sp.Children.Add(new TextBlock
+        {
+            Text = icon, FontFamily = ThemeResourceHelper.SegoeMdl2,
+            FontSize = 12, Foreground = filled ? Brushes.White : textColor,
+            VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 6, 0),
+        });
+        sp.Children.Add(new TextBlock
+        {
+            Text = text, FontSize = 12.5, FontWeight = FontWeights.SemiBold,
+            Foreground = filled ? Brushes.White : textColor,
+        });
+        btn.Child = sp;
+        btn.MouseEnter += (s, _) => ((Border)s).Opacity = 0.85;
+        btn.MouseLeave += (s, _) => ((Border)s).Opacity = 1.0;
+        return btn;
+    }
+}

src/AxCopilot/Views/PlanViewerWindow.cs

@@ -16,7 +16,7 @@ namespace AxCopilot.Views;
 /// - 사방 가장자리 드래그 리사이즈
 /// - 항목 드래그로 순서 변경
 /// </summary>
-internal sealed class PlanViewerWindow : Window
+internal sealed partial class PlanViewerWindow : Window
 {
     // ── Win32 Resize ──
     [DllImport("user32.dll")] private static extern IntPtr SendMessage(IntPtr hWnd, int msg, IntPtr wParam, IntPtr lParam);
@@ -321,611 +321,4 @@ internal sealed class PlanViewerWindow : Window
 
     public string PlanText => _planText;
     public List<string> Steps => _steps;
-
-    // ════════════════════════════════════════════════════════════
-    // 단계 목록 렌더링
-    // ════════════════════════════════════════════════════════════
-
-    private void RenderSteps()
-    {
-        _stepsPanel.Children.Clear();
-
-        var primaryText   = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White;
-        var secondaryText = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
-        var accentBrush   = Application.Current.TryFindResource("AccentColor") as Brush
-                            ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
-        var itemBg  = Application.Current.TryFindResource("ItemBackground") as Brush
-                      ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2B, 0x40));
-        var hoverBg = Application.Current.TryFindResource("ItemHoverBackground") as Brush
-                      ?? new SolidColorBrush(Color.FromArgb(0x18, 0xFF, 0xFF, 0xFF));
-
-        var canEdit = !_isExecuting && _currentStep < 0; // 승인 대기 중에만 편집/순서변경 가능
-
-        for (int i = 0; i < _steps.Count; i++)
-        {
-            var step       = _steps[i];
-            var capturedIdx = i;
-            var isComplete = i < _currentStep;
-            var isCurrent  = i == _currentStep;
-            var isPending  = i > _currentStep;
-            var isExpanded = _expandedSteps.Contains(i);
-
-            // ─ 카드 Border ─
-            var card = new Border
-            {
-                CornerRadius    = new CornerRadius(10),
-                Padding         = new Thickness(10, 7, 10, 7),
-                Margin          = new Thickness(0, 0, 0, 5),
-                Background      = isCurrent
-                    ? new SolidColorBrush(Color.FromArgb(0x18,
-                        ((SolidColorBrush)accentBrush).Color.R,
-                        ((SolidColorBrush)accentBrush).Color.G,
-                        ((SolidColorBrush)accentBrush).Color.B))
-                    : itemBg,
-                BorderBrush     = isCurrent ? accentBrush : Brushes.Transparent,
-                BorderThickness = new Thickness(isCurrent ? 1.5 : 0),
-                AllowDrop       = canEdit,
-            };
-
-            // 열기/닫기 토글 — 텍스트 또는 배경 클릭
-            card.Cursor = Cursors.Hand;
-            card.MouseLeftButtonUp += (s, e) =>
-            {
-                // 드래그 직후 클릭이 발생하는 경우 무시
-                if (e.OriginalSource is Border src && src.Tag?.ToString() == "DragHandle") return;
-                if (_expandedSteps.Contains(capturedIdx)) _expandedSteps.Remove(capturedIdx);
-                else _expandedSteps.Add(capturedIdx);
-                RenderSteps();
-            };
-
-            // ─ 카드 Grid: [drag?][badge][*text][chevron][edit?] ─
-            var cardGrid = new Grid();
-            int badgeCol  = canEdit ? 1 : 0;
-            int textCol   = canEdit ? 2 : 1;
-            int chevCol   = canEdit ? 3 : 2;
-            int editCol   = canEdit ? 4 : -1;
-
-            if (canEdit)
-                cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });       // drag
-            cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });           // badge
-            cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) }); // text
-            cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });           // chevron
-            if (canEdit)
-                cardGrid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });       // edit btns
-
-            // ── 드래그 핸들 (편집 모드 전용) ──
-            if (canEdit)
-            {
-                var dimColor = Color.FromArgb(0x55, 0x80, 0x80, 0x80);
-                var dimBrush = new SolidColorBrush(dimColor);
-                var dragHandle = new Border
-                {
-                    Tag = "DragHandle",
-                    Width = 20, Cursor = Cursors.SizeAll,
-                    Background = Brushes.Transparent,
-                    Margin = new Thickness(0, 0, 6, 0),
-                    VerticalAlignment = VerticalAlignment.Center,
-                    Child = new TextBlock
-                    {
-                        Text = "\uE8FD", // Sort/Lines 아이콘 (드래그 핸들)
-                        FontFamily = ThemeResourceHelper.SegoeMdl2,
-                        FontSize = 11,
-                        Foreground = dimBrush,
-                        HorizontalAlignment = HorizontalAlignment.Center,
-                        VerticalAlignment = VerticalAlignment.Center,
-                    },
-                };
-                dragHandle.MouseEnter += (s, _) =>
-                    ((TextBlock)((Border)s).Child).Foreground = secondaryText;
-                dragHandle.MouseLeave += (s, _) =>
-                    ((TextBlock)((Border)s).Child).Foreground = dimBrush;
-
-                // 드래그 시작 — 마우스 눌림 위치 기록
-                dragHandle.PreviewMouseLeftButtonDown += (s, e) =>
-                {
-                    _dragSourceIndex = capturedIdx;
-                    _dragStartPoint  = e.GetPosition(_stepsPanel);
-                    e.Handled = true; // 카드 클릭(expand) 이벤트 방지
-                };
-                // 충분히 움직이면 DragDrop 시작
-                dragHandle.PreviewMouseMove += (s, e) =>
-                {
-                    if (_dragSourceIndex < 0 || e.LeftButton != MouseButtonState.Pressed) return;
-                    var cur = e.GetPosition(_stepsPanel);
-                    if (Math.Abs(cur.X - _dragStartPoint.X) > SystemParameters.MinimumHorizontalDragDistance ||
-                        Math.Abs(cur.Y - _dragStartPoint.Y) > SystemParameters.MinimumVerticalDragDistance)
-                    {
-                        int idx = _dragSourceIndex;
-                        _dragSourceIndex = -1;
-                        DragDrop.DoDragDrop((DependencyObject)s,
-                            new DataObject(DragDataFormat, idx), DragDropEffects.Move);
-                        // DoDragDrop 완료 후 비주얼 정리
-                        Dispatcher.InvokeAsync(RenderSteps);
-                    }
-                };
-                dragHandle.PreviewMouseLeftButtonUp += (_, _) => _dragSourceIndex = -1;
-
-                Grid.SetColumn(dragHandle, 0);
-                cardGrid.Children.Add(dragHandle);
-
-                // ── 카드 Drop 이벤트 ──
-                card.DragOver += (s, e) =>
-                {
-                    if (!e.Data.GetDataPresent(DragDataFormat)) return;
-                    int src = (int)e.Data.GetData(DragDataFormat);
-                    if (src != capturedIdx)
-                    {
-                        ((Border)s).BorderBrush     = accentBrush;
-                        ((Border)s).BorderThickness = new Thickness(1.5);
-                        e.Effects = DragDropEffects.Move;
-                    }
-                    else e.Effects = DragDropEffects.None;
-                    e.Handled = true;
-                };
-                card.DragLeave += (s, _) =>
-                {
-                    bool isCurr = _currentStep == capturedIdx;
-                    ((Border)s).BorderBrush     = isCurr ? accentBrush : Brushes.Transparent;
-                    ((Border)s).BorderThickness = new Thickness(isCurr ? 1.5 : 0);
-                };
-                card.Drop += (s, e) =>
-                {
-                    if (!e.Data.GetDataPresent(DragDataFormat)) { e.Handled = true; return; }
-                    int srcIdx = (int)e.Data.GetData(DragDataFormat);
-                    int dstIdx = capturedIdx;
-                    if (srcIdx != dstIdx && srcIdx >= 0 && srcIdx < _steps.Count)
-                    {
-                        var item = _steps[srcIdx];
-                        _steps.RemoveAt(srcIdx);
-                        // srcIdx < dstIdx 이면 제거 후 인덱스가 1 감소
-                        int insertAt = srcIdx < dstIdx ? dstIdx - 1 : dstIdx;
-                        _steps.Insert(insertAt, item);
-                        _expandedSteps.Clear();
-                        RenderSteps();
-                    }
-                    e.Handled = true;
-                };
-            }
-
-            // ── 상태 배지 ──
-            UIElement badge;
-            if (isComplete)
-            {
-                badge = new TextBlock
-                {
-                    Text = "\uE73E", FontFamily = ThemeResourceHelper.SegoeMdl2,
-                    FontSize = 13, Foreground = new SolidColorBrush(Color.FromRgb(0x10, 0xB9, 0x81)),
-                    VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 10, 0),
-                    Width = 20, TextAlignment = TextAlignment.Center,
-                };
-            }
-            else if (isCurrent)
-            {
-                badge = new TextBlock
-                {
-                    Text = "\uE768", FontFamily = ThemeResourceHelper.SegoeMdl2,
-                    FontSize = 13, Foreground = accentBrush,
-                    VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 10, 0),
-                    Width = 20, TextAlignment = TextAlignment.Center,
-                };
-            }
-            else
-            {
-                badge = new Border
-                {
-                    Width = 22, Height = 22, CornerRadius = new CornerRadius(11),
-                    Background = new SolidColorBrush(Color.FromArgb(0x25, 0x80, 0x80, 0x80)),
-                    Margin = new Thickness(0, 0, 10, 0), VerticalAlignment = VerticalAlignment.Center,
-                    Child = new TextBlock
-                    {
-                        Text = $"{i + 1}", FontSize = 11, Foreground = secondaryText,
-                        FontWeight = FontWeights.SemiBold,
-                        HorizontalAlignment = HorizontalAlignment.Center,
-                        VerticalAlignment = VerticalAlignment.Center,
-                    },
-                };
-            }
-            Grid.SetColumn(badge, badgeCol);
-            cardGrid.Children.Add(badge);
-
-            // ── 단계 텍스트 ──
-            var textBlock = new TextBlock
-            {
-                Text            = step,
-                FontSize        = 13,
-                Foreground      = isComplete ? secondaryText : primaryText,
-                VerticalAlignment = VerticalAlignment.Center,
-                Opacity         = isPending && _isExecuting ? 0.6 : 1.0,
-                TextDecorations = isComplete ? TextDecorations.Strikethrough : null,
-                Margin          = new Thickness(0, 0, 4, 0),
-            };
-            if (isExpanded)
-            {
-                textBlock.TextWrapping = TextWrapping.Wrap;
-                textBlock.TextTrimming = TextTrimming.None;
-            }
-            else
-            {
-                textBlock.TextWrapping = TextWrapping.NoWrap;
-                textBlock.TextTrimming = TextTrimming.CharacterEllipsis;
-                textBlock.ToolTip      = step; // 접힌 상태: 호버 시 전체 텍스트 툴팁
-            }
-            Grid.SetColumn(textBlock, textCol);
-            cardGrid.Children.Add(textBlock);
-
-            // ── 펼침/접힘 Chevron ──
-            var chevron = new Border
-            {
-                Width = 22, Height = 22, CornerRadius = new CornerRadius(4),
-                Background = Brushes.Transparent, Cursor = Cursors.Hand,
-                VerticalAlignment = VerticalAlignment.Center,
-                Margin = new Thickness(0, 0, canEdit ? 4 : 0, 0),
-                Child = new TextBlock
-                {
-                    Text = isExpanded ? "\uE70E" : "\uE70D", // ChevronUp / ChevronDown
-                    FontFamily = ThemeResourceHelper.SegoeMdl2,
-                    FontSize   = 9,
-                    Foreground = new SolidColorBrush(Color.FromArgb(0x70, 0x80, 0x80, 0x80)),
-                    HorizontalAlignment = HorizontalAlignment.Center,
-                    VerticalAlignment   = VerticalAlignment.Center,
-                },
-            };
-            chevron.MouseEnter += (s, _) => ((Border)s).Background = hoverBg;
-            chevron.MouseLeave += (s, _) => ((Border)s).Background = Brushes.Transparent;
-            chevron.MouseLeftButtonUp += (_, e) =>
-            {
-                if (_expandedSteps.Contains(capturedIdx)) _expandedSteps.Remove(capturedIdx);
-                else _expandedSteps.Add(capturedIdx);
-                RenderSteps();
-                e.Handled = true;
-            };
-            Grid.SetColumn(chevron, chevCol);
-            cardGrid.Children.Add(chevron);
-
-            // ── 편집 버튼 (위/아래/편집/삭제) ──
-            if (canEdit)
-            {
-                var editBtnPanel = new StackPanel
-                {
-                    Orientation = Orientation.Horizontal,
-                    VerticalAlignment = VerticalAlignment.Center,
-                    Margin = new Thickness(2, 0, 0, 0),
-                };
-
-                if (i > 0)
-                {
-                    var upBtn = CreateMiniButton("\uE70E", secondaryText, hoverBg);
-                    upBtn.ToolTip = "위로 이동";
-                    upBtn.MouseLeftButtonUp += (_, e) => { SwapSteps(capturedIdx, capturedIdx - 1); e.Handled = true; };
-                    editBtnPanel.Children.Add(upBtn);
-                }
-                if (i < _steps.Count - 1)
-                {
-                    var downBtn = CreateMiniButton("\uE70D", secondaryText, hoverBg);
-                    downBtn.ToolTip = "아래로 이동";
-                    downBtn.MouseLeftButtonUp += (_, e) => { SwapSteps(capturedIdx, capturedIdx + 1); e.Handled = true; };
-                    editBtnPanel.Children.Add(downBtn);
-                }
-
-                var editBtn = CreateMiniButton("\uE70F", accentBrush, hoverBg);
-                editBtn.ToolTip = "편집";
-                editBtn.MouseLeftButtonUp += (_, e) => { EditStep(capturedIdx); e.Handled = true; };
-                editBtnPanel.Children.Add(editBtn);
-
-                var delBtn = CreateMiniButton("\uE74D", new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26)), hoverBg);
-                delBtn.ToolTip = "삭제";
-                delBtn.MouseLeftButtonUp += (_, e) =>
-                {
-                    if (_steps.Count > 1)
-                    {
-                        _steps.RemoveAt(capturedIdx);
-                        _expandedSteps.Remove(capturedIdx);
-                        RenderSteps();
-                    }
-                    e.Handled = true;
-                };
-                editBtnPanel.Children.Add(delBtn);
-
-                Grid.SetColumn(editBtnPanel, editCol);
-                cardGrid.Children.Add(editBtnPanel);
-            }
-
-            card.Child = cardGrid;
-            _stepsPanel.Children.Add(card);
-        }
-
-        // ── 단계 추가 버튼 (편집 모드) ──
-        if (canEdit)
-        {
-            var st2  = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
-            var hb2  = Application.Current.TryFindResource("ItemHoverBackground") as Brush
-                       ?? new SolidColorBrush(Color.FromArgb(0x18, 0xFF, 0xFF, 0xFF));
-            var addBtn = new Border
-            {
-                CornerRadius    = new CornerRadius(10),
-                Padding         = new Thickness(14, 8, 14, 8),
-                Margin          = new Thickness(0, 4, 0, 0),
-                Background      = Brushes.Transparent,
-                BorderBrush     = new SolidColorBrush(Color.FromArgb(0x30, 0x80, 0x80, 0x80)),
-                BorderThickness = new Thickness(1),
-                Cursor          = Cursors.Hand,
-            };
-            var addSp = new StackPanel { Orientation = Orientation.Horizontal, HorizontalAlignment = HorizontalAlignment.Center };
-            addSp.Children.Add(new TextBlock
-            {
-                Text = "\uE710", FontFamily = ThemeResourceHelper.SegoeMdl2,
-                FontSize = 12, Foreground = st2,
-                VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 6, 0),
-            });
-            addSp.Children.Add(new TextBlock { Text = "단계 추가", FontSize = 12, Foreground = st2 });
-            addBtn.Child = addSp;
-            addBtn.MouseEnter += (s, _) => ((Border)s).Background = hb2;
-            addBtn.MouseLeave += (s, _) => ((Border)s).Background = Brushes.Transparent;
-            addBtn.MouseLeftButtonUp += (_, _) =>
-            {
-                _steps.Add("새 단계");
-                RenderSteps();
-                EditStep(_steps.Count - 1);
-            };
-            _stepsPanel.Children.Add(addBtn);
-        }
-
-        // 현재 단계로 자동 스크롤
-        if (_currentStep >= 0 && _stepsPanel.Children.Count > _currentStep)
-        {
-            _stepsPanel.UpdateLayout();
-            var target = (FrameworkElement)_stepsPanel.Children[Math.Min(_currentStep, _stepsPanel.Children.Count - 1)];
-            target.BringIntoView();
-        }
-    }
-
-    // ════════════════════════════════════════════════════════════
-    // 단계 편집 / 교환
-    // ════════════════════════════════════════════════════════════
-
-    private void SwapSteps(int a, int b)
-    {
-        if (a < 0 || b < 0 || a >= _steps.Count || b >= _steps.Count) return;
-        (_steps[a], _steps[b]) = (_steps[b], _steps[a]);
-        RenderSteps();
-    }
-
-    private void EditStep(int index)
-    {
-        if (index < 0 || index >= _steps.Count) return;
-        var primaryText = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White;
-        var itemBg      = Application.Current.TryFindResource("ItemBackground") as Brush
-                          ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2B, 0x40));
-        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
-                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
-
-        if (index >= _stepsPanel.Children.Count) return;
-
-        var editCard = new Border
-        {
-            CornerRadius    = new CornerRadius(10),
-            Padding         = new Thickness(10, 8, 10, 8),
-            Margin          = new Thickness(0, 0, 0, 5),
-            Background      = itemBg,
-            BorderBrush     = accentBrush,
-            BorderThickness = new Thickness(1.5),
-        };
-
-        var textBox = new TextBox
-        {
-            Text             = _steps[index],
-            FontSize         = 13,
-            Background       = Brushes.Transparent,
-            Foreground       = primaryText,
-            CaretBrush       = primaryText,
-            BorderThickness  = new Thickness(0),
-            AcceptsReturn    = false,
-            TextWrapping     = TextWrapping.Wrap,
-            Padding          = new Thickness(4),
-        };
-
-        var capturedIdx = index;
-        textBox.KeyDown += (_, e) =>
-        {
-            if (e.Key == Key.Enter)  { _steps[capturedIdx] = textBox.Text.Trim(); RenderSteps(); e.Handled = true; }
-            if (e.Key == Key.Escape) { RenderSteps(); e.Handled = true; }
-        };
-        textBox.LostFocus += (_, _) => { _steps[capturedIdx] = textBox.Text.Trim(); RenderSteps(); };
-
-        editCard.Child = textBox;
-        _stepsPanel.Children[index] = editCard;
-        textBox.Focus();
-        textBox.SelectAll();
-    }
-
-    // ════════════════════════════════════════════════════════════
-    // 하단 버튼 빌드
-    // ════════════════════════════════════════════════════════════
-
-    private void BuildApprovalButtons()
-    {
-        _btnPanel.Children.Clear();
-        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
-                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
-
-        var approveBtn = CreateActionButton("\uE73E", "승인", accentBrush, Brushes.White, true);
-        approveBtn.MouseLeftButtonUp += (_, _) =>
-        {
-            _tcs?.TrySetResult(null);
-            SwitchToExecutionMode();
-        };
-        _btnPanel.Children.Add(approveBtn);
-
-        var editBtn = CreateActionButton("\uE70F", "수정 요청", accentBrush, accentBrush, false);
-        editBtn.MouseLeftButtonUp += (_, _) => ShowEditInput();
-        _btnPanel.Children.Add(editBtn);
-
-        var reconfirmBtn = CreateActionButton("\uE72C", "재확인",
-            Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray,
-            Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White, false);
-        reconfirmBtn.MouseLeftButtonUp += (_, _) =>
-            _tcs?.TrySetResult("계획을 다시 검토하고 더 구체적으로 수정해주세요.");
-        _btnPanel.Children.Add(reconfirmBtn);
-
-        var cancelBrush = new SolidColorBrush(Color.FromRgb(0xDC, 0x26, 0x26));
-        var cancelBtn = CreateActionButton("\uE711", "취소", cancelBrush, cancelBrush, false);
-        cancelBtn.MouseLeftButtonUp += (_, _) => { _tcs?.TrySetResult("취소"); Hide(); };
-        _btnPanel.Children.Add(cancelBtn);
-    }
-
-    private void BuildExecutionButtons()
-    {
-        _btnPanel.Children.Clear();
-        var secondaryText = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
-        var hideBtn = CreateActionButton("\uE921", "숨기기", secondaryText,
-            Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White, false);
-        hideBtn.MouseLeftButtonUp += (_, _) => Hide();
-        _btnPanel.Children.Add(hideBtn);
-    }
-
-    private void BuildCloseButton()
-    {
-        _btnPanel.Children.Clear();
-        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
-                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
-        var closeBtn = CreateActionButton("\uE73E", "닫기", accentBrush, Brushes.White, true);
-        closeBtn.MouseLeftButtonUp += (_, _) => Hide();
-        _btnPanel.Children.Add(closeBtn);
-    }
-
-    private void ShowEditInput()
-    {
-        var editPanel = new Border
-        {
-            Margin          = new Thickness(20, 0, 20, 12),
-            Padding         = new Thickness(12, 8, 12, 8),
-            CornerRadius    = new CornerRadius(10),
-            Background      = Application.Current.TryFindResource("ItemBackground") as Brush
-                              ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2B, 0x40)),
-        };
-        var editStack = new StackPanel();
-        editStack.Children.Add(new TextBlock
-        {
-            Text = "수정 사항을 입력하세요:",
-            FontSize = 11.5,
-            Foreground = Application.Current.TryFindResource("SecondaryText") as Brush ?? Brushes.Gray,
-            Margin = new Thickness(0, 0, 0, 6),
-        });
-        var textBox = new TextBox
-        {
-            MinHeight       = 44,
-            MaxHeight       = 120,
-            AcceptsReturn   = true,
-            TextWrapping    = TextWrapping.Wrap,
-            FontSize        = 13,
-            Background      = Application.Current.TryFindResource("LauncherBackground") as Brush
-                              ?? new SolidColorBrush(Color.FromRgb(0x1A, 0x1B, 0x2E)),
-            Foreground      = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White,
-            CaretBrush      = Application.Current.TryFindResource("PrimaryText") as Brush ?? Brushes.White,
-            BorderBrush     = Application.Current.TryFindResource("BorderColor") as Brush ?? Brushes.Gray,
-            BorderThickness = new Thickness(1),
-            Padding         = new Thickness(10, 8, 10, 8),
-        };
-        editStack.Children.Add(textBox);
-
-        var accentBrush = Application.Current.TryFindResource("AccentColor") as Brush
-                          ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
-        var sendBtn = new Border
-        {
-            Background  = accentBrush,
-            CornerRadius = new CornerRadius(8),
-            Padding     = new Thickness(14, 6, 14, 6),
-            Margin      = new Thickness(0, 8, 0, 0),
-            Cursor      = Cursors.Hand,
-            HorizontalAlignment = HorizontalAlignment.Right,
-            Child = new TextBlock
-            {
-                Text = "전송", FontSize = 12.5, FontWeight = FontWeights.SemiBold, Foreground = Brushes.White,
-            },
-        };
-        sendBtn.MouseEnter += (s, _) => ((Border)s).Opacity = 0.85;
-        sendBtn.MouseLeave += (s, _) => ((Border)s).Opacity = 1.0;
-        sendBtn.MouseLeftButtonUp += (_, _) =>
-        {
-            var feedback = textBox.Text.Trim();
-            if (string.IsNullOrEmpty(feedback)) return;
-            _tcs?.TrySetResult(feedback);
-        };
-        editStack.Children.Add(sendBtn);
-        editPanel.Child = editStack;
-
-        if (_btnPanel.Parent is Grid parentGrid)
-        {
-            for (int i = parentGrid.Children.Count - 1; i >= 0; i--)
-            {
-                if (parentGrid.Children[i] is Border b && b.Tag?.ToString() == "EditPanel")
-                    parentGrid.Children.RemoveAt(i);
-            }
-            editPanel.Tag = "EditPanel";
-            Grid.SetRow(editPanel, 4); // row 4 = 하단 버튼 행 (toolBar 추가로 1 증가)
-            parentGrid.Children.Add(editPanel);
-            _btnPanel.Margin = new Thickness(20, 0, 20, 16);
-            textBox.Focus();
-        }
-    }
-
-    // ════════════════════════════════════════════════════════════
-    // 공통 버튼 팩토리
-    // ════════════════════════════════════════════════════════════
-
-    private static Border CreateMiniButton(string icon, Brush fg, Brush hoverBg)
-    {
-        var btn = new Border
-        {
-            Width = 24, Height = 24,
-            CornerRadius = new CornerRadius(6),
-            Background = Brushes.Transparent,
-            Cursor = Cursors.Hand,
-            Margin = new Thickness(1, 0, 1, 0),
-            Child = new TextBlock
-            {
-                Text = icon, FontFamily = ThemeResourceHelper.SegoeMdl2,
-                FontSize = 10, Foreground = fg,
-                HorizontalAlignment = HorizontalAlignment.Center,
-                VerticalAlignment   = VerticalAlignment.Center,
-            },
-        };
-        btn.MouseEnter += (s, _) => ((Border)s).Background = hoverBg;
-        btn.MouseLeave += (s, _) => ((Border)s).Background = Brushes.Transparent;
-        return btn;
-    }
-
-    private static Border CreateActionButton(string icon, string text, Brush borderColor,
-        Brush textColor, bool filled)
-    {
-        var color = ((SolidColorBrush)borderColor).Color;
-        var btn = new Border
-        {
-            CornerRadius    = new CornerRadius(12),
-            Padding         = new Thickness(16, 8, 16, 8),
-            Margin          = new Thickness(4, 0, 4, 0),
-            Cursor          = Cursors.Hand,
-            Background      = filled ? borderColor
-                : new SolidColorBrush(Color.FromArgb(0x18, color.R, color.G, color.B)),
-            BorderBrush     = filled ? Brushes.Transparent
-                : new SolidColorBrush(Color.FromArgb(0x80, color.R, color.G, color.B)),
-            BorderThickness = new Thickness(filled ? 0 : 1.2),
-        };
-        var sp = new StackPanel { Orientation = Orientation.Horizontal };
-        sp.Children.Add(new TextBlock
-        {
-            Text = icon, FontFamily = ThemeResourceHelper.SegoeMdl2,
-            FontSize = 12, Foreground = filled ? Brushes.White : textColor,
-            VerticalAlignment = VerticalAlignment.Center, Margin = new Thickness(0, 0, 6, 0),
-        });
-        sp.Children.Add(new TextBlock
-        {
-            Text = text, FontSize = 12.5, FontWeight = FontWeights.SemiBold,
-            Foreground = filled ? Brushes.White : textColor,
-        });
-        btn.Child = sp;
-        btn.MouseEnter += (s, _) => ((Border)s).Opacity = 0.85;
-        btn.MouseLeave += (s, _) => ((Border)s).Opacity = 1.0;
-        return btn;
-    }
 }

src/AxCopilot/Views/SettingsWindow.DevMode.cs

@@ -0,0 +1,97 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+
+namespace AxCopilot.Views;
+
+public partial class SettingsWindow
+{
+    private void DevModeCheckBox_Checked(object sender, RoutedEventArgs e)
+    {
+        if (sender is not CheckBox cb || !cb.IsChecked.GetValueOrDefault()) return;
+        // 설정 창 로드 중 바인딩에 의한 자동 Checked 이벤트 무시 (이미 활성화된 상태 복원)
+        if (!IsLoaded) return;
+
+        // 테마 리소스 조회
+        var bgBrush = TryFindResource("LauncherBackground") as Brush ?? new SolidColorBrush(Color.FromRgb(0x1E, 0x1E, 0x2E));
+        var fgBrush = TryFindResource("PrimaryText") as Brush ?? Brushes.White;
+        var subFgBrush = TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
+        var borderBrush = TryFindResource("BorderColor") as Brush ?? new SolidColorBrush(Color.FromRgb(0x40, 0x40, 0x60));
+        var itemBg = TryFindResource("ItemBackground") as Brush ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2A, 0x40));
+
+        // 비밀번호 확인 다이얼로그
+        var dlg = new Window
+        {
+            Title = "개발자 모드 — 비밀번호 확인",
+            Width = 340, SizeToContent = SizeToContent.Height,
+            WindowStartupLocation = WindowStartupLocation.CenterOwner,
+            Owner = this, ResizeMode = ResizeMode.NoResize,
+            WindowStyle = WindowStyle.None, AllowsTransparency = true,
+            Background = Brushes.Transparent,
+        };
+        var border = new Border
+        {
+            Background = bgBrush, CornerRadius = new CornerRadius(12),
+            BorderBrush = borderBrush, BorderThickness = new Thickness(1), Padding = new Thickness(20),
+        };
+        var stack = new StackPanel();
+        stack.Children.Add(new TextBlock
+        {
+            Text = "\U0001f512 개발자 모드 활성화",
+            FontSize = 15, FontWeight = FontWeights.SemiBold,
+            Foreground = fgBrush, Margin = new Thickness(0, 0, 0, 12),
+        });
+        stack.Children.Add(new TextBlock
+        {
+            Text = "비밀번호를 입력하세요:",
+            FontSize = 12, Foreground = subFgBrush, Margin = new Thickness(0, 0, 0, 6),
+        });
+        var pwBox = new PasswordBox
+        {
+            FontSize = 14, Padding = new Thickness(8, 6, 8, 6),
+            Background = itemBg, Foreground = fgBrush, BorderBrush = borderBrush, PasswordChar = '*',
+        };
+        stack.Children.Add(pwBox);
+
+        var btnRow = new StackPanel { Orientation = Orientation.Horizontal, HorizontalAlignment = HorizontalAlignment.Right, Margin = new Thickness(0, 16, 0, 0) };
+        var cancelBtn = new Button { Content = "취소", Padding = new Thickness(16, 6, 16, 6), Margin = new Thickness(0, 0, 8, 0) };
+        cancelBtn.Click += (_, _) => { dlg.DialogResult = false; };
+        btnRow.Children.Add(cancelBtn);
+        var okBtn = new Button { Content = "확인", Padding = new Thickness(16, 6, 16, 6), IsDefault = true };
+        okBtn.Click += (_, _) =>
+        {
+            if (pwBox.Password == "mouse12#")
+                dlg.DialogResult = true;
+            else
+            {
+                pwBox.Clear();
+                pwBox.Focus();
+            }
+        };
+        btnRow.Children.Add(okBtn);
+        stack.Children.Add(btnRow);
+        border.Child = stack;
+        dlg.Content = border;
+        dlg.Loaded += (_, _) => pwBox.Focus();
+
+        if (dlg.ShowDialog() != true)
+        {
+            // 비밀번호 실패/취소 — 체크 해제 + DevMode 강제 false
+            _vm.DevMode = false;
+            cb.IsChecked = false;
+        }
+        UpdateDevModeContentVisibility();
+    }
+
+    private void DevModeCheckBox_Unchecked(object sender, RoutedEventArgs e)
+    {
+        UpdateDevModeContentVisibility();
+    }
+
+    /// <summary>개발자 모드 활성화 상태에 따라 개발자 탭 내용 표시/숨김.</summary>
+    private void UpdateDevModeContentVisibility()
+    {
+        if (DevModeContent != null)
+            DevModeContent.Visibility = _vm.DevMode ? Visibility.Visible : Visibility.Collapsed;
+    }
+}

src/AxCopilot/Views/SettingsWindow.HotkeyUI.cs

@@ -0,0 +1,139 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using AxCopilot.Services;
+
+namespace AxCopilot.Views;
+
+public partial class SettingsWindow
+{
+    // ─── 버전 표시 ──────────────────────────────────────────────────────────
+
+    /// <summary>
+    /// 하단 버전 텍스트를 AxCopilot.csproj &lt;Version&gt; 값에서 동적으로 읽어 설정합니다.
+    /// 버전을 올릴 때는 AxCopilot.csproj → &lt;Version&gt; 하나만 수정하면 됩니다.
+    /// 이 함수와 SettingsWindow.xaml 의 VersionInfoText 는 항상 함께 유지됩니다.
+    /// </summary>
+    private void SetVersionText()
+    {
+        try
+        {
+            var asm = System.Reflection.Assembly.GetExecutingAssembly();
+            // FileVersionInfo 에서 읽어야 csproj <Version> 이 반영됩니다.
+            var fvi = System.Diagnostics.FileVersionInfo.GetVersionInfo(asm.Location);
+            var ver = fvi.ProductVersion ?? fvi.FileVersion ?? "?";
+            // 빌드 메타데이터 제거 (예: "1.0.3+gitabcdef" → "1.0.3")
+            var plusIdx = ver.IndexOf('+');
+            if (plusIdx > 0) ver = ver[..plusIdx];
+            VersionInfoText.Text = $"AX Copilot  ·  v{ver}";
+        }
+        catch (Exception)
+        {
+            VersionInfoText.Text = "AX Copilot";
+        }
+    }
+
+    // ─── 핫키 (콤보박스 선택 방식) ──────────────────────────────────────────
+
+    /// <summary>이전 녹화기에서 호출되던 초기화 — 콤보박스 전환 후 무연산 (호환용)</summary>
+    private void RefreshHotkeyBadges() { /* 콤보박스 SelectedValue 바인딩으로 대체 */ }
+
+    /// <summary>현재 핫키가 콤보박스 목록에 없으면 항목으로 추가합니다.</summary>
+    private void EnsureHotkeyInCombo()
+    {
+        if (HotkeyCombo == null) return;
+        var hotkey = _vm.Hotkey;
+        if (string.IsNullOrWhiteSpace(hotkey)) return;
+
+        // 이미 목록에 있는지 확인
+        foreach (System.Windows.Controls.ComboBoxItem item in HotkeyCombo.Items)
+        {
+            if (item.Tag is string tag && tag == hotkey) return;
+        }
+
+        // 목록에 없으면 현재 값을 추가
+        var display = hotkey.Replace("+", " + ");
+        var newItem = new System.Windows.Controls.ComboBoxItem
+        {
+            Content = $"{display} (사용자 정의)",
+            Tag = hotkey
+        };
+        HotkeyCombo.Items.Insert(0, newItem);
+        HotkeyCombo.SelectedIndex = 0;
+    }
+
+    /// <summary>Window-level PreviewKeyDown — 핫키 녹화 제거 후 잔여 호출 보호</summary>
+    private void Window_PreviewKeyDown(object sender, KeyEventArgs e) { }
+
+    /// <summary>WPF Key → HotkeyParser가 인식하는 문자열 이름.</summary>
+    private static string GetKeyName(Key key) => key switch
+    {
+        Key.Space    => "Space",
+        Key.Enter or Key.Return => "Enter",
+        Key.Tab      => "Tab",
+        Key.Back     => "Backspace",
+        Key.Delete   => "Delete",
+        Key.Escape   => "Escape",
+        Key.Home     => "Home",
+        Key.End      => "End",
+        Key.PageUp   => "PageUp",
+        Key.PageDown => "PageDown",
+        Key.Left     => "Left",
+        Key.Right    => "Right",
+        Key.Up       => "Up",
+        Key.Down     => "Down",
+        Key.Insert   => "Insert",
+        // A–Z
+        >= Key.A and <= Key.Z   => key.ToString(),
+        // 0–9 (메인 키보드)
+        >= Key.D0 and <= Key.D9 => ((int)(key - Key.D0)).ToString(),
+        // F1–F12
+        >= Key.F1 and <= Key.F12 => key.ToString(),
+        // 기호
+        Key.OemTilde         => "`",
+        Key.OemMinus         => "-",
+        Key.OemPlus          => "=",
+        Key.OemOpenBrackets  => "[",
+        Key.OemCloseBrackets => "]",
+        Key.OemPipe or Key.OemBackslash => "\\",
+        Key.OemSemicolon     => ";",
+        Key.OemQuotes        => "'",
+        Key.OemComma         => ",",
+        Key.OemPeriod        => ".",
+        Key.OemQuestion      => "/",
+        _                    => key.ToString()
+    };
+
+    private void HotkeyCombo_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
+    {
+        // 콤보박스 선택이 바뀌면 ViewModel의 Hotkey를 업데이트
+        // (바인딩이 SelectedValue에 연결되어 자동 처리되지만,
+        //  기존 RefreshHotkeyBadges 호출은 콤보박스 도입으로 불필요)
+    }
+
+    // ─── 기존 이벤트 핸들러 ──────────────────────────────────────────────────
+
+    private async void BtnTestConnection_Click(object sender, RoutedEventArgs e)
+    {
+        var btn = sender as Button;
+        if (btn != null) btn.Content = "테스트 중...";
+        try
+        {
+            // 현재 UI 값으로 임시 LLM 서비스 생성하여 테스트 (설정 저장/창 닫기 없이)
+            var llm = new Services.LlmService(_vm.Service);
+            var (ok, msg) = await llm.TestConnectionAsync();
+            llm.Dispose();
+            CustomMessageBox.Show(msg, ok ? "연결 성공" : "연결 실패",
+                MessageBoxButton.OK,
+                ok ? MessageBoxImage.Information : MessageBoxImage.Warning);
+        }
+        catch (Exception ex)
+        {
+            CustomMessageBox.Show(ex.Message, "오류", MessageBoxButton.OK, MessageBoxImage.Error);
+        }
+        finally
+        {
+            if (btn != null) btn.Content = "테스트";
+        }
+    }
+}

src/AxCopilot/Views/SettingsWindow.Storage.cs

@@ -0,0 +1,181 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Input;
+using AxCopilot.Services;
+
+namespace AxCopilot.Views;
+
+public partial class SettingsWindow
+{
+    // ─── 저장 공간 관리 ──────────────────────────────────────────────────────
+
+    private void RefreshStorageInfo()
+    {
+        if (StorageSummaryText == null) return;
+        var report = StorageAnalyzer.Analyze();
+
+        StorageSummaryText.Text = $"앱 전체 사용량: {StorageAnalyzer.FormatSize(report.TotalAppUsage)}";
+        StorageDriveText.Text = $"드라이브 {report.DriveLabel} 여유: {StorageAnalyzer.FormatSize(report.DriveFreeSpace)} / {StorageAnalyzer.FormatSize(report.DriveTotalSpace)}";
+
+        if (StorageDetailPanel == null) return;
+        StorageDetailPanel.Children.Clear();
+
+        var items = new (string Label, long Size)[]
+        {
+            ("대화 기록", report.Conversations),
+            ("감사 로그", report.AuditLogs),
+            ("앱 로그", report.Logs),
+            ("코드 인덱스", report.CodeIndex),
+            ("임베딩 DB", report.EmbeddingDb),
+            ("클립보드 히스토리", report.ClipboardHistory),
+            ("플러그인", report.Plugins),
+            ("JSON 스킬", report.Skills),
+        };
+
+        foreach (var (label, size) in items)
+        {
+            if (size == 0) continue;
+            var row = new Grid { Margin = new Thickness(0, 2, 0, 2) };
+            row.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
+            row.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
+
+            var labelTb = new TextBlock { Text = label, FontSize = 12, Foreground = TryFindResource("PrimaryText") as Brush ?? Brushes.Black, VerticalAlignment = VerticalAlignment.Center };
+            Grid.SetColumn(labelTb, 0);
+            row.Children.Add(labelTb);
+
+            var sizeTb = new TextBlock { Text = StorageAnalyzer.FormatSize(size), FontSize = 12, FontFamily = ThemeResourceHelper.Consolas, Foreground = Brushes.Gray, VerticalAlignment = VerticalAlignment.Center };
+            Grid.SetColumn(sizeTb, 1);
+            row.Children.Add(sizeTb);
+
+            StorageDetailPanel.Children.Add(row);
+        }
+    }
+
+    private void BtnStorageRefresh_Click(object sender, RoutedEventArgs e) => RefreshStorageInfo();
+
+    private void RefreshStorageInfo2()
+    {
+        if (StorageSummaryText2 == null) return;
+        var report = StorageAnalyzer.Analyze();
+        StorageSummaryText2.Text = $"앱 전체 사용량: {StorageAnalyzer.FormatSize(report.TotalAppUsage)}";
+        StorageDriveText2.Text = $"드라이브 {report.DriveLabel} 여유: {StorageAnalyzer.FormatSize(report.DriveFreeSpace)} / {StorageAnalyzer.FormatSize(report.DriveTotalSpace)}";
+
+        if (StorageDetailPanel2 == null) return;
+        StorageDetailPanel2.Children.Clear();
+        var items = new (string Label, long Size)[]
+        {
+            ("대화 기록", report.Conversations), ("감사 로그", report.AuditLogs),
+            ("앱 로그", report.Logs), ("코드 인덱스", report.CodeIndex),
+            ("임베딩 DB", report.EmbeddingDb),
+            ("클립보드 히스토리", report.ClipboardHistory),
+            ("플러그인", report.Plugins), ("JSON 스킬", report.Skills),
+        };
+        foreach (var (label, size) in items)
+        {
+            if (size == 0) continue;
+            var row = new Grid { Margin = new Thickness(0, 2, 0, 2) };
+            row.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
+            row.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
+            var labelTb = new TextBlock { Text = label, FontSize = 12, Foreground = TryFindResource("PrimaryText") as Brush ?? Brushes.Black };
+            Grid.SetColumn(labelTb, 0); row.Children.Add(labelTb);
+            var sizeTb = new TextBlock { Text = StorageAnalyzer.FormatSize(size), FontSize = 12, FontFamily = ThemeResourceHelper.Consolas, Foreground = Brushes.Gray };
+            Grid.SetColumn(sizeTb, 1); row.Children.Add(sizeTb);
+            StorageDetailPanel2.Children.Add(row);
+        }
+    }
+
+    private void BtnStorageRefresh2_Click(object sender, RoutedEventArgs e) => RefreshStorageInfo2();
+
+    private void BtnStorageCleanup_Click(object sender, RoutedEventArgs e)
+    {
+        // 테마 리소스 조회
+        var bgBrush = TryFindResource("LauncherBackground") as Brush ?? new SolidColorBrush(Color.FromRgb(0x1A, 0x1B, 0x2E));
+        var fgBrush = TryFindResource("PrimaryText") as Brush ?? Brushes.White;
+        var subFgBrush = TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
+        var borderBrush = TryFindResource("BorderColor") as Brush ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
+        var itemBg = TryFindResource("ItemBackground") as Brush ?? new SolidColorBrush(Color.FromArgb(0x10, 0xFF, 0xFF, 0xFF));
+        var hoverBg = TryFindResource("ItemHoverBackground") as Brush ?? new SolidColorBrush(Color.FromArgb(0x22, 0xFF, 0xFF, 0xFF));
+        var shadowColor = TryFindResource("ShadowColor") is Color sc ? sc : Colors.Black;
+
+        // 보관 기간 선택 팝업 — 커스텀 버튼으로 날짜 선택
+        var popup = new Window
+        {
+            WindowStyle = WindowStyle.None, AllowsTransparency = true, Background = Brushes.Transparent,
+            Width = 360, SizeToContent = SizeToContent.Height,
+            WindowStartupLocation = WindowStartupLocation.CenterOwner,
+            Owner = this, ShowInTaskbar = false, Topmost = true,
+        };
+
+        int selectedDays = -1;
+
+        var outerBorder = new Border
+        {
+            Background = bgBrush, CornerRadius = new CornerRadius(14), BorderBrush = borderBrush,
+            BorderThickness = new Thickness(1), Margin = new Thickness(16),
+            Effect = new System.Windows.Media.Effects.DropShadowEffect { BlurRadius = 20, ShadowDepth = 4, Opacity = 0.3, Color = shadowColor },
+        };
+
+        var stack = new StackPanel { Margin = new Thickness(24, 20, 24, 20) };
+        stack.Children.Add(new TextBlock { Text = "보관 기간 선택", FontSize = 15, FontWeight = FontWeights.SemiBold, Foreground = fgBrush, Margin = new Thickness(0, 0, 0, 6) });
+        stack.Children.Add(new TextBlock { Text = "선택한 기간 이전의 데이터를 삭제합니다.\n※ 통계/대화 기록은 삭제되지 않습니다.", FontSize = 12, Foreground = subFgBrush, TextWrapping = TextWrapping.Wrap, Margin = new Thickness(0, 0, 0, 16) });
+
+        var btnDays = new (int Days, string Label)[] { (7, "최근 7일만 보관"), (14, "최근 14일만 보관"), (30, "최근 30일만 보관"), (0, "전체 삭제") };
+        foreach (var (days, label) in btnDays)
+        {
+            var d = days;
+            var isDelete = d == 0;
+            var deleteBg = new SolidColorBrush(Color.FromArgb(0x18, 0xFF, 0x44, 0x44));
+            var deleteBorder = new SolidColorBrush(Color.FromArgb(0x40, 0xFF, 0x44, 0x44));
+            var deleteText = new SolidColorBrush(Color.FromRgb(0xFF, 0x66, 0x66));
+            var btn = new Border
+            {
+                CornerRadius = new CornerRadius(10), Cursor = Cursors.Hand,
+                Padding = new Thickness(14, 10, 14, 10), Margin = new Thickness(0, 0, 0, 6),
+                Background = isDelete ? deleteBg : itemBg,
+                BorderBrush = isDelete ? deleteBorder : borderBrush,
+                BorderThickness = new Thickness(1),
+            };
+            btn.Child = new TextBlock { Text = label, FontSize = 13, Foreground = isDelete ? deleteText : fgBrush };
+            var normalBg = isDelete ? deleteBg : itemBg;
+            btn.MouseEnter += (s, _) => { if (s is Border b) b.Background = hoverBg; };
+            btn.MouseLeave += (s, _) => { if (s is Border b) b.Background = normalBg; };
+            btn.MouseLeftButtonUp += (_, _) => { selectedDays = d; popup.Close(); };
+            stack.Children.Add(btn);
+        }
+
+        // 취소
+        var cancelBtn = new Border { CornerRadius = new CornerRadius(10), Cursor = Cursors.Hand, Padding = new Thickness(14, 8, 14, 8), Margin = new Thickness(0, 6, 0, 0), Background = Brushes.Transparent };
+        cancelBtn.Child = new TextBlock { Text = "취소", FontSize = 12, Foreground = subFgBrush, HorizontalAlignment = HorizontalAlignment.Center };
+        cancelBtn.MouseLeftButtonUp += (_, _) => popup.Close();
+        stack.Children.Add(cancelBtn);
+
+        outerBorder.Child = stack;
+        popup.Content = outerBorder;
+        popup.ShowDialog();
+
+        if (selectedDays < 0) return;
+
+        // 삭제 전 확인
+        var confirmMsg = selectedDays == 0
+            ? "전체 데이터를 삭제합니다. 정말 진행하시겠습니까?"
+            : $"최근 {selectedDays}일 이전의 데이터를 삭제합니다. 정말 진행하시겠습니까?";
+        var confirm = CustomMessageBox.Show(confirmMsg, "삭제 확인", MessageBoxButton.YesNo, MessageBoxImage.Warning);
+        if (confirm != MessageBoxResult.Yes) return;
+
+        var freed = StorageAnalyzer.Cleanup(
+            retainDays: selectedDays,
+            cleanConversations: false,
+            cleanAuditLogs: true,
+            cleanLogs: true,
+            cleanCodeIndex: true,
+            cleanClipboard: selectedDays == 0
+        );
+
+        CustomMessageBox.Show(
+            $"{StorageAnalyzer.FormatSize(freed)}를 확보했습니다.",
+            "정리 완료", MessageBoxButton.OK, MessageBoxImage.Information);
+
+        RefreshStorageInfo();
+    }
+}

src/AxCopilot/Views/SettingsWindow.UI.cs

@@ -314,177 +314,6 @@ public partial class SettingsWindow
         CurrentApp?.RefreshDockBar();
     }
 
-    // ─── 저장 공간 관리 ──────────────────────────────────────────────────────
-
-    private void RefreshStorageInfo()
-    {
-        if (StorageSummaryText == null) return;
-        var report = StorageAnalyzer.Analyze();
-
-        StorageSummaryText.Text = $"앱 전체 사용량: {StorageAnalyzer.FormatSize(report.TotalAppUsage)}";
-        StorageDriveText.Text = $"드라이브 {report.DriveLabel} 여유: {StorageAnalyzer.FormatSize(report.DriveFreeSpace)} / {StorageAnalyzer.FormatSize(report.DriveTotalSpace)}";
-
-        if (StorageDetailPanel == null) return;
-        StorageDetailPanel.Children.Clear();
-
-        var items = new (string Label, long Size)[]
-        {
-            ("대화 기록", report.Conversations),
-            ("감사 로그", report.AuditLogs),
-            ("앱 로그", report.Logs),
-            ("코드 인덱스", report.CodeIndex),
-            ("임베딩 DB", report.EmbeddingDb),
-            ("클립보드 히스토리", report.ClipboardHistory),
-            ("플러그인", report.Plugins),
-            ("JSON 스킬", report.Skills),
-        };
-
-        foreach (var (label, size) in items)
-        {
-            if (size == 0) continue;
-            var row = new Grid { Margin = new Thickness(0, 2, 0, 2) };
-            row.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
-            row.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
-
-            var labelTb = new TextBlock { Text = label, FontSize = 12, Foreground = TryFindResource("PrimaryText") as Brush ?? Brushes.Black, VerticalAlignment = VerticalAlignment.Center };
-            Grid.SetColumn(labelTb, 0);
-            row.Children.Add(labelTb);
-
-            var sizeTb = new TextBlock { Text = StorageAnalyzer.FormatSize(size), FontSize = 12, FontFamily = ThemeResourceHelper.Consolas, Foreground = Brushes.Gray, VerticalAlignment = VerticalAlignment.Center };
-            Grid.SetColumn(sizeTb, 1);
-            row.Children.Add(sizeTb);
-
-            StorageDetailPanel.Children.Add(row);
-        }
-    }
-
-    private void BtnStorageRefresh_Click(object sender, RoutedEventArgs e) => RefreshStorageInfo();
-
-    private void RefreshStorageInfo2()
-    {
-        if (StorageSummaryText2 == null) return;
-        var report = StorageAnalyzer.Analyze();
-        StorageSummaryText2.Text = $"앱 전체 사용량: {StorageAnalyzer.FormatSize(report.TotalAppUsage)}";
-        StorageDriveText2.Text = $"드라이브 {report.DriveLabel} 여유: {StorageAnalyzer.FormatSize(report.DriveFreeSpace)} / {StorageAnalyzer.FormatSize(report.DriveTotalSpace)}";
-
-        if (StorageDetailPanel2 == null) return;
-        StorageDetailPanel2.Children.Clear();
-        var items = new (string Label, long Size)[]
-        {
-            ("대화 기록", report.Conversations), ("감사 로그", report.AuditLogs),
-            ("앱 로그", report.Logs), ("코드 인덱스", report.CodeIndex),
-            ("임베딩 DB", report.EmbeddingDb),
-            ("클립보드 히스토리", report.ClipboardHistory),
-            ("플러그인", report.Plugins), ("JSON 스킬", report.Skills),
-        };
-        foreach (var (label, size) in items)
-        {
-            if (size == 0) continue;
-            var row = new Grid { Margin = new Thickness(0, 2, 0, 2) };
-            row.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) });
-            row.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto });
-            var labelTb = new TextBlock { Text = label, FontSize = 12, Foreground = TryFindResource("PrimaryText") as Brush ?? Brushes.Black };
-            Grid.SetColumn(labelTb, 0); row.Children.Add(labelTb);
-            var sizeTb = new TextBlock { Text = StorageAnalyzer.FormatSize(size), FontSize = 12, FontFamily = ThemeResourceHelper.Consolas, Foreground = Brushes.Gray };
-            Grid.SetColumn(sizeTb, 1); row.Children.Add(sizeTb);
-            StorageDetailPanel2.Children.Add(row);
-        }
-    }
-
-    private void BtnStorageRefresh2_Click(object sender, RoutedEventArgs e) => RefreshStorageInfo2();
-
-    private void BtnStorageCleanup_Click(object sender, RoutedEventArgs e)
-    {
-        // 테마 리소스 조회
-        var bgBrush = TryFindResource("LauncherBackground") as Brush ?? new SolidColorBrush(Color.FromRgb(0x1A, 0x1B, 0x2E));
-        var fgBrush = TryFindResource("PrimaryText") as Brush ?? Brushes.White;
-        var subFgBrush = TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
-        var borderBrush = TryFindResource("BorderColor") as Brush ?? new SolidColorBrush(Color.FromRgb(0x4B, 0x5E, 0xFC));
-        var itemBg = TryFindResource("ItemBackground") as Brush ?? new SolidColorBrush(Color.FromArgb(0x10, 0xFF, 0xFF, 0xFF));
-        var hoverBg = TryFindResource("ItemHoverBackground") as Brush ?? new SolidColorBrush(Color.FromArgb(0x22, 0xFF, 0xFF, 0xFF));
-        var shadowColor = TryFindResource("ShadowColor") is Color sc ? sc : Colors.Black;
-
-        // 보관 기간 선택 팝업 — 커스텀 버튼으로 날짜 선택
-        var popup = new Window
-        {
-            WindowStyle = WindowStyle.None, AllowsTransparency = true, Background = Brushes.Transparent,
-            Width = 360, SizeToContent = SizeToContent.Height,
-            WindowStartupLocation = WindowStartupLocation.CenterOwner,
-            Owner = this, ShowInTaskbar = false, Topmost = true,
-        };
-
-        int selectedDays = -1;
-
-        var outerBorder = new Border
-        {
-            Background = bgBrush, CornerRadius = new CornerRadius(14), BorderBrush = borderBrush,
-            BorderThickness = new Thickness(1), Margin = new Thickness(16),
-            Effect = new System.Windows.Media.Effects.DropShadowEffect { BlurRadius = 20, ShadowDepth = 4, Opacity = 0.3, Color = shadowColor },
-        };
-
-        var stack = new StackPanel { Margin = new Thickness(24, 20, 24, 20) };
-        stack.Children.Add(new TextBlock { Text = "보관 기간 선택", FontSize = 15, FontWeight = FontWeights.SemiBold, Foreground = fgBrush, Margin = new Thickness(0, 0, 0, 6) });
-        stack.Children.Add(new TextBlock { Text = "선택한 기간 이전의 데이터를 삭제합니다.\n※ 통계/대화 기록은 삭제되지 않습니다.", FontSize = 12, Foreground = subFgBrush, TextWrapping = TextWrapping.Wrap, Margin = new Thickness(0, 0, 0, 16) });
-
-        var btnDays = new (int Days, string Label)[] { (7, "최근 7일만 보관"), (14, "최근 14일만 보관"), (30, "최근 30일만 보관"), (0, "전체 삭제") };
-        foreach (var (days, label) in btnDays)
-        {
-            var d = days;
-            var isDelete = d == 0;
-            var deleteBg = new SolidColorBrush(Color.FromArgb(0x18, 0xFF, 0x44, 0x44));
-            var deleteBorder = new SolidColorBrush(Color.FromArgb(0x40, 0xFF, 0x44, 0x44));
-            var deleteText = new SolidColorBrush(Color.FromRgb(0xFF, 0x66, 0x66));
-            var btn = new Border
-            {
-                CornerRadius = new CornerRadius(10), Cursor = Cursors.Hand,
-                Padding = new Thickness(14, 10, 14, 10), Margin = new Thickness(0, 0, 0, 6),
-                Background = isDelete ? deleteBg : itemBg,
-                BorderBrush = isDelete ? deleteBorder : borderBrush,
-                BorderThickness = new Thickness(1),
-            };
-            btn.Child = new TextBlock { Text = label, FontSize = 13, Foreground = isDelete ? deleteText : fgBrush };
-            var normalBg = isDelete ? deleteBg : itemBg;
-            btn.MouseEnter += (s, _) => { if (s is Border b) b.Background = hoverBg; };
-            btn.MouseLeave += (s, _) => { if (s is Border b) b.Background = normalBg; };
-            btn.MouseLeftButtonUp += (_, _) => { selectedDays = d; popup.Close(); };
-            stack.Children.Add(btn);
-        }
-
-        // 취소
-        var cancelBtn = new Border { CornerRadius = new CornerRadius(10), Cursor = Cursors.Hand, Padding = new Thickness(14, 8, 14, 8), Margin = new Thickness(0, 6, 0, 0), Background = Brushes.Transparent };
-        cancelBtn.Child = new TextBlock { Text = "취소", FontSize = 12, Foreground = subFgBrush, HorizontalAlignment = HorizontalAlignment.Center };
-        cancelBtn.MouseLeftButtonUp += (_, _) => popup.Close();
-        stack.Children.Add(cancelBtn);
-
-        outerBorder.Child = stack;
-        popup.Content = outerBorder;
-        popup.ShowDialog();
-
-        if (selectedDays < 0) return;
-
-        // 삭제 전 확인
-        var confirmMsg = selectedDays == 0
-            ? "전체 데이터를 삭제합니다. 정말 진행하시겠습니까?"
-            : $"최근 {selectedDays}일 이전의 데이터를 삭제합니다. 정말 진행하시겠습니까?";
-        var confirm = CustomMessageBox.Show(confirmMsg, "삭제 확인", MessageBoxButton.YesNo, MessageBoxImage.Warning);
-        if (confirm != MessageBoxResult.Yes) return;
-
-        var freed = StorageAnalyzer.Cleanup(
-            retainDays: selectedDays,
-            cleanConversations: false,
-            cleanAuditLogs: true,
-            cleanLogs: true,
-            cleanCodeIndex: true,
-            cleanClipboard: selectedDays == 0
-        );
-
-        CustomMessageBox.Show(
-            $"{StorageAnalyzer.FormatSize(freed)}를 확보했습니다.",
-            "정리 완료", MessageBoxButton.OK, MessageBoxImage.Information);
-
-        RefreshStorageInfo();
-    }
-
     // ─── 알림 카테고리 체크박스 ───────────────────────────────────────────────
 
     private void BuildQuoteCategoryCheckboxes()
@@ -543,136 +372,6 @@ public partial class SettingsWindow
         }
     }
 
-    // ─── 버전 표시 ──────────────────────────────────────────────────────────
-
-    /// <summary>
-    /// 하단 버전 텍스트를 AxCopilot.csproj &lt;Version&gt; 값에서 동적으로 읽어 설정합니다.
-    /// 버전을 올릴 때는 AxCopilot.csproj → &lt;Version&gt; 하나만 수정하면 됩니다.
-    /// 이 함수와 SettingsWindow.xaml 의 VersionInfoText 는 항상 함께 유지됩니다.
-    /// </summary>
-    private void SetVersionText()
-    {
-        try
-        {
-            var asm = System.Reflection.Assembly.GetExecutingAssembly();
-            // FileVersionInfo 에서 읽어야 csproj <Version> 이 반영됩니다.
-            var fvi = System.Diagnostics.FileVersionInfo.GetVersionInfo(asm.Location);
-            var ver = fvi.ProductVersion ?? fvi.FileVersion ?? "?";
-            // 빌드 메타데이터 제거 (예: "1.0.3+gitabcdef" → "1.0.3")
-            var plusIdx = ver.IndexOf('+');
-            if (plusIdx > 0) ver = ver[..plusIdx];
-            VersionInfoText.Text = $"AX Copilot  ·  v{ver}";
-        }
-        catch (Exception)
-        {
-            VersionInfoText.Text = "AX Copilot";
-        }
-    }
-
-    // ─── 핫키 (콤보박스 선택 방식) ──────────────────────────────────────────
-
-    /// <summary>이전 녹화기에서 호출되던 초기화 — 콤보박스 전환 후 무연산 (호환용)</summary>
-    private void RefreshHotkeyBadges() { /* 콤보박스 SelectedValue 바인딩으로 대체 */ }
-
-    /// <summary>현재 핫키가 콤보박스 목록에 없으면 항목으로 추가합니다.</summary>
-    private void EnsureHotkeyInCombo()
-    {
-        if (HotkeyCombo == null) return;
-        var hotkey = _vm.Hotkey;
-        if (string.IsNullOrWhiteSpace(hotkey)) return;
-
-        // 이미 목록에 있는지 확인
-        foreach (System.Windows.Controls.ComboBoxItem item in HotkeyCombo.Items)
-        {
-            if (item.Tag is string tag && tag == hotkey) return;
-        }
-
-        // 목록에 없으면 현재 값을 추가
-        var display = hotkey.Replace("+", " + ");
-        var newItem = new System.Windows.Controls.ComboBoxItem
-        {
-            Content = $"{display} (사용자 정의)",
-            Tag = hotkey
-        };
-        HotkeyCombo.Items.Insert(0, newItem);
-        HotkeyCombo.SelectedIndex = 0;
-    }
-
-    /// <summary>Window-level PreviewKeyDown — 핫키 녹화 제거 후 잔여 호출 보호</summary>
-    private void Window_PreviewKeyDown(object sender, KeyEventArgs e) { }
-
-    /// <summary>WPF Key → HotkeyParser가 인식하는 문자열 이름.</summary>
-    private static string GetKeyName(Key key) => key switch
-    {
-        Key.Space    => "Space",
-        Key.Enter or Key.Return => "Enter",
-        Key.Tab      => "Tab",
-        Key.Back     => "Backspace",
-        Key.Delete   => "Delete",
-        Key.Escape   => "Escape",
-        Key.Home     => "Home",
-        Key.End      => "End",
-        Key.PageUp   => "PageUp",
-        Key.PageDown => "PageDown",
-        Key.Left     => "Left",
-        Key.Right    => "Right",
-        Key.Up       => "Up",
-        Key.Down     => "Down",
-        Key.Insert   => "Insert",
-        // A–Z
-        >= Key.A and <= Key.Z   => key.ToString(),
-        // 0–9 (메인 키보드)
-        >= Key.D0 and <= Key.D9 => ((int)(key - Key.D0)).ToString(),
-        // F1–F12
-        >= Key.F1 and <= Key.F12 => key.ToString(),
-        // 기호
-        Key.OemTilde         => "`",
-        Key.OemMinus         => "-",
-        Key.OemPlus          => "=",
-        Key.OemOpenBrackets  => "[",
-        Key.OemCloseBrackets => "]",
-        Key.OemPipe or Key.OemBackslash => "\\",
-        Key.OemSemicolon     => ";",
-        Key.OemQuotes        => "'",
-        Key.OemComma         => ",",
-        Key.OemPeriod        => ".",
-        Key.OemQuestion      => "/",
-        _                    => key.ToString()
-    };
-
-    private void HotkeyCombo_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
-    {
-        // 콤보박스 선택이 바뀌면 ViewModel의 Hotkey를 업데이트
-        // (바인딩이 SelectedValue에 연결되어 자동 처리되지만,
-        //  기존 RefreshHotkeyBadges 호출은 콤보박스 도입으로 불필요)
-    }
-
-    // ─── 기존 이벤트 핸들러 ──────────────────────────────────────────────────
-
-    private async void BtnTestConnection_Click(object sender, RoutedEventArgs e)
-    {
-        var btn = sender as Button;
-        if (btn != null) btn.Content = "테스트 중...";
-        try
-        {
-            // 현재 UI 값으로 임시 LLM 서비스 생성하여 테스트 (설정 저장/창 닫기 없이)
-            var llm = new Services.LlmService(_vm.Service);
-            var (ok, msg) = await llm.TestConnectionAsync();
-            llm.Dispose();
-            CustomMessageBox.Show(msg, ok ? "연결 성공" : "연결 실패",
-                MessageBoxButton.OK,
-                ok ? MessageBoxImage.Information : MessageBoxImage.Warning);
-        }
-        catch (Exception ex)
-        {
-            CustomMessageBox.Show(ex.Message, "오류", MessageBoxButton.OK, MessageBoxImage.Error);
-        }
-        finally
-        {
-            if (btn != null) btn.Content = "테스트";
-        }
-    }
-
     // ─── 기능 설정 서브탭 전환 ──────────────────────────────────────────
     private void FuncSubTab_Checked(object sender, RoutedEventArgs e)
     {
@@ -710,93 +409,4 @@ public partial class SettingsWindow
         if (sender is Button btn && btn.Tag is ColorRowModel row)
             _vm.PickColor(row);
     }
-
-    private void DevModeCheckBox_Checked(object sender, RoutedEventArgs e)
-    {
-        if (sender is not CheckBox cb || !cb.IsChecked.GetValueOrDefault()) return;
-        // 설정 창 로드 중 바인딩에 의한 자동 Checked 이벤트 무시 (이미 활성화된 상태 복원)
-        if (!IsLoaded) return;
-
-        // 테마 리소스 조회
-        var bgBrush = TryFindResource("LauncherBackground") as Brush ?? new SolidColorBrush(Color.FromRgb(0x1E, 0x1E, 0x2E));
-        var fgBrush = TryFindResource("PrimaryText") as Brush ?? Brushes.White;
-        var subFgBrush = TryFindResource("SecondaryText") as Brush ?? Brushes.Gray;
-        var borderBrush = TryFindResource("BorderColor") as Brush ?? new SolidColorBrush(Color.FromRgb(0x40, 0x40, 0x60));
-        var itemBg = TryFindResource("ItemBackground") as Brush ?? new SolidColorBrush(Color.FromRgb(0x2A, 0x2A, 0x40));
-
-        // 비밀번호 확인 다이얼로그
-        var dlg = new Window
-        {
-            Title = "개발자 모드 — 비밀번호 확인",
-            Width = 340, SizeToContent = SizeToContent.Height,
-            WindowStartupLocation = WindowStartupLocation.CenterOwner,
-            Owner = this, ResizeMode = ResizeMode.NoResize,
-            WindowStyle = WindowStyle.None, AllowsTransparency = true,
-            Background = Brushes.Transparent,
-        };
-        var border = new Border
-        {
-            Background = bgBrush, CornerRadius = new CornerRadius(12),
-            BorderBrush = borderBrush, BorderThickness = new Thickness(1), Padding = new Thickness(20),
-        };
-        var stack = new StackPanel();
-        stack.Children.Add(new TextBlock
-        {
-            Text = "\U0001f512 개발자 모드 활성화",
-            FontSize = 15, FontWeight = FontWeights.SemiBold,
-            Foreground = fgBrush, Margin = new Thickness(0, 0, 0, 12),
-        });
-        stack.Children.Add(new TextBlock
-        {
-            Text = "비밀번호를 입력하세요:",
-            FontSize = 12, Foreground = subFgBrush, Margin = new Thickness(0, 0, 0, 6),
-        });
-        var pwBox = new PasswordBox
-        {
-            FontSize = 14, Padding = new Thickness(8, 6, 8, 6),
-            Background = itemBg, Foreground = fgBrush, BorderBrush = borderBrush, PasswordChar = '*',
-        };
-        stack.Children.Add(pwBox);
-
-        var btnRow = new StackPanel { Orientation = Orientation.Horizontal, HorizontalAlignment = HorizontalAlignment.Right, Margin = new Thickness(0, 16, 0, 0) };
-        var cancelBtn = new Button { Content = "취소", Padding = new Thickness(16, 6, 16, 6), Margin = new Thickness(0, 0, 8, 0) };
-        cancelBtn.Click += (_, _) => { dlg.DialogResult = false; };
-        btnRow.Children.Add(cancelBtn);
-        var okBtn = new Button { Content = "확인", Padding = new Thickness(16, 6, 16, 6), IsDefault = true };
-        okBtn.Click += (_, _) =>
-        {
-            if (pwBox.Password == "mouse12#")
-                dlg.DialogResult = true;
-            else
-            {
-                pwBox.Clear();
-                pwBox.Focus();
-            }
-        };
-        btnRow.Children.Add(okBtn);
-        stack.Children.Add(btnRow);
-        border.Child = stack;
-        dlg.Content = border;
-        dlg.Loaded += (_, _) => pwBox.Focus();
-
-        if (dlg.ShowDialog() != true)
-        {
-            // 비밀번호 실패/취소 — 체크 해제 + DevMode 강제 false
-            _vm.DevMode = false;
-            cb.IsChecked = false;
-        }
-        UpdateDevModeContentVisibility();
-    }
-
-    private void DevModeCheckBox_Unchecked(object sender, RoutedEventArgs e)
-    {
-        UpdateDevModeContentVisibility();
-    }
-
-    /// <summary>개발자 모드 활성화 상태에 따라 개발자 탭 내용 표시/숨김.</summary>
-    private void UpdateDevModeContentVisibility()
-    {
-        if (DevModeContent != null)
-            DevModeContent.Visibility = _vm.DevMode ? Visibility.Visible : Visibility.Collapsed;
-    }
 }