体验: 工作台改画布卡片式布局，四面板圆角卡片+缝隙分隔替代生硬1px拼接

Co-authored-by: Cursor <cursoragent@cursor.com>

mactfsui/app/components/inspector/changes-panel.tsx

@@ -66,7 +66,7 @@ export function ChangesPanel({
   }, [onCheckin, included, comment])
 
   return (
-    <aside className="flex h-full w-[340px] shrink-0 flex-col border-l bg-sidebar">
+    <aside className="flex h-full w-[340px] shrink-0 flex-col overflow-hidden rounded-xl border bg-card shadow-card">
       <div className="flex h-9 shrink-0 items-center gap-2 border-b px-3">
         <span className="text-[11px] font-medium tracking-wider text-muted-foreground uppercase">
           挂起更改