diff --git a/axhub-gateway/src/main/resources/static/admin/scaffold.html b/axhub-gateway/src/main/resources/static/admin/scaffold.html
index 1691aaa..b56e681 100644
--- a/axhub-gateway/src/main/resources/static/admin/scaffold.html
+++ b/axhub-gateway/src/main/resources/static/admin/scaffold.html
@@ -361,6 +361,23 @@
 </head>
 <body>
 
+<header style="border-bottom: 1px solid #27272a; background: rgba(9,9,11,0.85); backdrop-filter: blur(16px); position: sticky; top: 0; z-index: 1050; margin-bottom: 2rem;">
+    <div style="max-width: 1000px; width: 95%; margin: 0 auto; height: 56px; display: flex; align-items: center; justify-content: space-between;">
+        <div style="display: flex; align-items: center; gap: 1.25rem;">
+            <a href="/index.html" style="display: flex; align-items: center; text-decoration: none;">
+                <div style="width: 8px; height: 8px; border-radius: 50%; margin-right: 0.5rem; background:#3b82f6; box-shadow: 0 0 8px rgba(59,130,246,0.8);"></div>
+                <span style="font-weight: 600; letter-spacing: -0.025em; font-size: 0.875rem; color:#f4f4f5;">AXHUB Gateway</span>
+            </a>
+            <div style="height: 16px; width: 1px; background:#27272a;"></div>
+            <nav style="display: flex; gap: 1.25rem; font-size: 13px; font-weight: 500;">
+                <a href="/admin/scaffold.html" style="color:#ffffff; font-weight: 600; text-decoration: none;">Scaffold</a>
+                <a href="/catalog.html" style="color:#a1a1aa; text-decoration: none; transition: color 0.15s;" onmouseover="this.style.color='#ffffff'" onmouseout="this.style.color='#a1a1aa'">Catalog</a>
+                <a href="/playground.html" style="color:#a1a1aa; text-decoration: none; transition: color 0.15s;" onmouseover="this.style.color='#ffffff'" onmouseout="this.style.color='#a1a1aa'">Playground</a>
+            </nav>
+        </div>
+    </div>
+</header>
+
 <div class="container">
     <div class="page-header">
         <h1>Developer Portal</h1>
