diff --git a/apps/web/src/components/layout/sidebar.tsx b/apps/web/src/components/layout/sidebar.tsx
index 6762d04a..6aa91136 100644
--- a/apps/web/src/components/layout/sidebar.tsx
+++ b/apps/web/src/components/layout/sidebar.tsx
@@ -158,12 +158,12 @@ export function Sidebar({
   return (
     <aside
       className={cn(
-        'fixed left-0 top-0 h-screen',
-        'flex flex-col',
-        // figma-v2: #faf9f3 背景
+        'fixed left-0 flex flex-col',
         className
       )}
       style={{
+        top: 68,
+        bottom: 0,
         zIndex: Z_INDEX.SIDEBAR,
         background: '#faf9f3',
         borderRight: '0.5px solid #e0ddd4',
@@ -171,9 +171,6 @@ export function Sidebar({
         transition: 'width 0.3s ease',
       }}
     >
-      {/* Logo 區 - figma-v2: 與 header brand-area 完全一致，但此處因 header 佔滿，sidebar 不重複顯示 logo */}
-      {/* sidebar top spacer - 68px 高度對齊 header */}
-      <div style={{ height: 68, flexShrink: 0 }} />
 
       {/* 導航列表 - AI中心 v6 4分區 */}
       <nav className="flex-1 py-2 overflow-y-auto">