/* 登录页面特定样式 */
        .auth-page {
            min-height: 100vh;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .auth-container {
            width: 100%;
            max-width: 400px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 15px 35px rgba(50, 50, 93, 0.1), 0 5px 15px rgba(0, 0, 0, 0.07);
            overflow: hidden;
        }
        
        .auth-header {
            background: linear-gradient(to right, #e74c3c, #c0392b);
            color: white;
            padding: 30px;
            text-align: center;
        }
        
        .auth-header h1 {
            margin: 0;
            font-size: 28px;
            font-weight: 600;
        }
        
        .auth-header p {
            margin: 10px 0 0 0;
            opacity: 0.9;
            font-size: 14px;
        }
        
        .auth-tabs {
            display: flex;
            border-bottom: 1px solid #eee;
        }
        
        .auth-tab {
            flex: 1;
            text-align: center;
            padding: 15px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: #666;
            background: #f8f9fa;
            transition: all 0.3s;
        }
        
        .auth-tab.active {
            color: #e74c3c;
            background: white;
            border-bottom: 3px solid #e74c3c;
        }
        
        .auth-form-container {
            padding: 30px;
        }
        
        .auth-form {
            display: none;
        }
        
        .auth-form.active {
            display: block;
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #333;
            font-size: 14px;
        }
        
        .form-group input {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 14px;
            transition: all 0.3s;
        }
        
        .form-group input:focus {
            outline: none;
            border-color: #e74c3c;
            box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
        }
        
        .captcha-container {
            display: flex;
            gap: 10px;
            align-items: center;
        }
        
        .captcha-input {
            flex: 1;
        }
        
        .captcha-img {
            height: 46px;
            cursor: pointer;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
        }
        
        .captcha-timer {
            font-size: 12px;
            color: #666;
            margin-top: 5px;
            text-align: center;
        }
        
        .captcha-timer.expired {
            color: #e74c3c;
        }
        
        .btn-auth {
            width: 100%;
            padding: 14px;
            background: #e74c3c;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .btn-auth:hover {
            background: #c0392b;
        }
        
        .auth-links {
            text-align: center;
            margin-top: 20px;
            font-size: 14px;
        }
        
        .auth-links a {
            color: #e74c3c;
            text-decoration: none;
        }
        
        .auth-links a:hover {
            text-decoration: underline;
        }
        
        .error-message {
            color: #e74c3c;
            font-size: 12px;
            margin-top: 5px;
            display: none;
        }
        
        .error-message.show {
            display: block;
        }
        
        .success-message {
            color: #27ae60;
            font-size: 12px;
            margin-top: 5px;
            display: none;
        }
        
        .success-message.show {
            display: block;
        }
        
        .auth-footer {
            text-align: center;
            padding: 20px;
            color: #666;
            font-size: 12px;
            background: #f8f9fa;
            border-top: 1px solid #eee;
        }
        
        .auth-footer a {
            color: #e74c3c;
            text-decoration: none;
        }
        
        /* 响应式设计 */
        @media (max-width: 480px) {
            .auth-container {
                max-width: 100%;
                border-radius: 10px;
            }
            
            .auth-header {
                padding: 20px;
            }
            
            .auth-header h1 {
                font-size: 24px;
            }
            
            .auth-form-container {
                padding: 20px;
            }
            
            .auth-tab {
                padding: 12px;
                font-size: 14px;
            }
        }