재구성 AX Agent 설정과 채팅 UI를 Claude형 구조로

src/AxCopilot/Themes/AgentClawDark.xaml

@@ -0,0 +1,17 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    <SolidColorBrush x:Key="LauncherBackground" Color="#1A1714"/>
+    <SolidColorBrush x:Key="ItemBackground" Color="#211D19"/>
+    <SolidColorBrush x:Key="ItemSelectedBackground" Color="#2B241E"/>
+    <SolidColorBrush x:Key="ItemHoverBackground" Color="#332A22"/>
+    <SolidColorBrush x:Key="PrimaryText" Color="#F4EEE7"/>
+    <SolidColorBrush x:Key="SecondaryText" Color="#C5B6A6"/>
+    <SolidColorBrush x:Key="PlaceholderText" Color="#9F8D7C"/>
+    <SolidColorBrush x:Key="AccentColor" Color="#D28A54"/>
+    <SolidColorBrush x:Key="SeparatorColor" Color="#45382D"/>
+    <SolidColorBrush x:Key="HintBackground" Color="#251E18"/>
+    <SolidColorBrush x:Key="HintText" Color="#F0BB8A"/>
+    <SolidColorBrush x:Key="BorderColor" Color="#493B2F"/>
+    <SolidColorBrush x:Key="ScrollbarThumb" Color="#6A5848"/>
+    <SolidColorBrush x:Key="ShadowColor" Color="#99000000"/>
+</ResourceDictionary>