diff --git a/frontend/assets/login-animated.css b/frontend/assets/login-animated.css
index 4adfb2e..ff3feb6 100644
--- a/frontend/assets/login-animated.css
+++ b/frontend/assets/login-animated.css
@@ -67,6 +67,7 @@ body {
   width: 2rem;
   height: 2rem;
   object-fit: contain;
+  display: block;
 }
 
 /* 角色容器 */
diff --git a/frontend/login.html b/frontend/login.html
index b887bd2..fa625e7 100755
--- a/frontend/login.html
+++ b/frontend/login.html
@@ -8,7 +8,7 @@
 <link rel="preconnect" href="https://fonts.googleapis.com" />
 <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
 <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet" />
-<link rel="stylesheet" href="./assets/login-animated.css?v=20251231-1427" />
+<link rel="stylesheet" href="./assets/login-animated.css?v=20250511-1445" />
 </head>
 <body>
 <div class="login-page">
@@ -77,22 +77,22 @@
         <p>请输入您的登录信息</p>
       </div>
 
-      <form class="login-form" onsubmit="return false;">
+      <form class="login-form" id="login-form" autocomplete="on">
         <div class="form-group">
           <label for="username">用户名</label>
-          <input type="text" id="username" class="form-input" placeholder="请输入用户名" required autocomplete="username">
+          <input type="text" id="username" name="username" class="form-input" placeholder="请输入用户名" required>
         </div>
 
         <div class="form-group">
           <label for="password">密码</label>
           <div class="password-wrapper">
-            <input type="text" id="password" class="form-input" placeholder="请输入密码" required autocomplete="current-password">
-            <button type="button" class="password-toggle" id="password-toggle" aria-label="隐藏密码">
-              <svg class="eye-icon eye-open" xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+            <input type="password" id="password" name="password" class="form-input" placeholder="请输入密码" required>
+            <button type="button" class="password-toggle" id="password-toggle" aria-label="显示密码">
+              <svg class="eye-icon eye-open" xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" style="display:none;">
                 <path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z"></path>
                 <circle cx="12" cy="12" r="3"></circle>
               </svg>
-              <svg class="eye-icon eye-closed" xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" style="display:none;">
+              <svg class="eye-icon eye-closed" xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                 <path d="M17.94 17.94A10.07 10.07 0 0 1 12 20c-7 0-11-8-11-8a18.45 18.45 0 0 1 5.06-5.94M9.9 4.24A9.12 9.12 0 0 1 12 4c7 0 11 8 11 8a18.5 18.5 0 0 1-2.16 3.19m-6.72-1.07a3 3 0 1 1-4.24-4.24"></path>
                 <line x1="1" y1="1" x2="23" y2="23"></line>
               </svg>
@@ -112,7 +112,7 @@
 
         <div id="error-message" class="error-message" style="display:none;"></div>
 
-        <button type="button" id="login-btn" class="login-button">
+        <button type="submit" id="login-btn" class="login-button">
           <span id="login-text">登录</span>
           <span id="login-loader" class="btn-loader" style="display:none;">
             <span class="dot"></span>
@@ -274,7 +274,10 @@ async function handleLogin() {
   }
 }
 
-loginBtn.addEventListener('click', handleLogin);
+document.getElementById('login-form').addEventListener('submit', (e) => {
+  e.preventDefault();
+  handleLogin();
+});
 
 // 回车键登录
 usernameInput.addEventListener('keypress', (e) => {
@@ -553,7 +556,7 @@ passwordInput.addEventListener('input', () => {
   updatePupilPositions();
 });
 
-// 密码可见性切换（默认显示，点击隐藏）
+// 密码可见性切换（默认隐藏，点击显示）
 passwordToggle.addEventListener('click', () => {
   const type = passwordInput.getAttribute('type');
   const eyeOpen = passwordToggle.querySelector('.eye-open');
diff --git a/server/app.py b/server/app.py
index c67aa48..fa38ba1 100755
--- a/server/app.py
+++ b/server/app.py
@@ -8927,6 +8927,15 @@ def get_stations():
         return jsonify({'success': False, 'error': str(e)})
 
 
+@app.get('/icon.ico')
+def favicon():
+    """提供网站图标"""
+    icon_path = os.path.join(os.path.dirname(BASE_DIR), 'icon.ico')
+    if os.path.exists(icon_path):
+        return send_file(icon_path, mimetype='image/x-icon')
+    return '', 404
+
+
 if __name__ == '__main__':
     print("🚀 启动服务器（已启用静态资源缓存）...")
     app.run(host='0.0.0.0', port=int(os.environ.get('PORT', '5000')), threaded=True)
diff --git a/server/data.db b/server/data.db
index 6555a20..2ad9ee7 100644
Binary files a/server/data.db and b/server/data.db differ
