fix(ui): restore tailwind CDN and add navigation menu

src/pages/index.astro

@@ -18,6 +18,7 @@ export const prerender = false;
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>🔱 🔱 Valhalla - Spark God Mode</title>
     <meta name="robots" content="noindex, nofollow">
+    <script src="https://cdn.tailwindcss.com"></script>
     <script>
         tailwind.config = {
             darkMode: 'class',
@@ -293,7 +294,26 @@ export const prerender = false;
                         ]),
                         h('p', { className: 'text-gray-400 mt-1' }, 
                             'System Diagnostics & Emergency Access'
-                        )
+                        ),
+                        // Navigation Menu
+                        h('div', { className: 'flex gap-3 mt-3' }, [
+                            h('a', { 
+                                href: '/admin', 
+                                className: 'text-sm bg-god-border hover:bg-god-gold hover:text-black px-3 py-1.5 rounded transition-colors'
+                            }, '📊 Admin Dashboard'),
+                            h('a', { 
+                                href: '/admin/db-console', 
+                                className: 'text-sm bg-god-border hover:bg-god-gold hover:text-black px-3 py-1.5 rounded transition-colors'
+                            }, '🗄️ DB Console'),
+                            h('a', { 
+                                href: '/admin/collections/sites', 
+                                className: 'text-sm bg-god-border hover:bg-god-gold hover:text-black px-3 py-1.5 rounded transition-colors'
+                            }, '🌐 Sites'),
+                            h('a', { 
+                                href: '/admin/collections/posts', 
+                                className: 'text-sm bg-god-border hover:bg-god-gold hover:text-black px-3 py-1.5 rounded transition-colors'
+                            }, '📝 Posts')
+                        ])
                     ]),
                     h('div', { className: 'flex items-center gap-4' }, [
                         h('label', { className: 'flex items-center gap-2 text-sm' }, [