diff --git a/resources/views/layouts/app.blade.php b/resources/views/layouts/app.blade.php
index f7480ec..6e5c04d 100644
--- a/resources/views/layouts/app.blade.php
+++ b/resources/views/layouts/app.blade.php
@@ -45,7 +45,7 @@
     @yield('head')
 </head>
 
-<body class="bg-gray-100 min-h-screen text-gray-800 text-sm @yield('body-class')" @yield('body-data')>
+<body class="bg-gray-100 min-h-screen text-gray-800 text-sm flex flex-col @yield('body-class')" @yield('body-data')>
 
     {{-- ═══════════ 顶部导航栏（统一风格） ═══════════ --}}
     <header class="bg-indigo-900 border-b border-indigo-800 text-white shadow-md sticky top-0 z-50 shrink-0">
@@ -140,14 +140,23 @@
     @endif
 
     {{-- ═══════════ 页面主体内容 ═══════════ --}}
-    @yield('content')
+    <div class="flex-1">
+        @yield('content')
+    </div>
 
 
     {{-- ═══════════ 底部页脚（版权信息） ═══════════ --}}
-    <footer class="mt-16 border-t border-gray-200 bg-white">
+    @php
+        /* 取第一个房间的创建年份作为网站创建时间 */
+        $siteStartYear = \App\Models\Room::min('created_at')
+            ? \Carbon\Carbon::parse(\App\Models\Room::min('created_at'))->year
+            : date('Y');
+        $copyrightYear = $siteStartYear == date('Y') ? $siteStartYear : $siteStartYear . ' – ' . date('Y');
+    @endphp
+    <footer class="border-t border-gray-200 bg-white mt-auto">
         <div
             class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-6 flex flex-col sm:flex-row items-center justify-between gap-2 text-xs text-gray-400">
-            <span>© {{ date('Y') }} <span class="font-semibold text-gray-500">飘落流星聊天室</span>. All rights
+            <span>© {{ $copyrightYear }} <span class="font-semibold text-gray-500">飘落流星聊天室</span>. All rights
                 reserved.</span>
             <span class="flex items-center gap-3">
                 <span>Powered by <span class="font-medium text-indigo-500">Laravel 12</span> · <span
