/* 新的菜单样式 - 卡片式设计 */
        .category-container {
            max-width: 1000px;
            margin: 40px auto;
            padding: 0 20px;
        }
        
        /* 分类组样式 */
        .category-section {
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }
        
        /* 分类标题样式 */
        .section-header {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 20px;
            border-bottom: 3px solid #4a90e2;
        }
        .section-header h3 {
            margin: 0;
            font-size: 24px;
            color: #333;
            font-weight: 700;
            display: inline-block;
            position: relative;
            padding-right: 20px;
        }
        .section-header h3::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 10px;
            background-color: #4a90e2;
            border-radius: 50%;
        }
        
        /* 分类链接网格布局 */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 15px;
        }
        
        /* 分类链接卡片样式 */
        .category-card {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 10px;
            padding: 20px;
            text-align: center;
            color: white;
            text-decoration: none;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            position: relative;
            overflow: hidden;
        }
        
        /* 卡片悬停效果 */
        .category-card:hover {
            transform: translateY(-10px) scale(1.03);
            box-shadow: 0 15px 30px rgba(0,0,0,0.2);
        }
        
        /* 卡片图标样式 */
        .category-icon {
            font-size: 36px;
            margin-bottom: 10px;
            display: block;
            opacity: 0.9;
        }
        
        /* 卡片文字样式 */
        .category-name {
            font-size: 16px;
            font-weight: 600;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        
        /* 卡片装饰元素 */
        .category-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 50%, rgba(255,255,255,0.1) 100%);
            transform: rotate(45deg);
            transition: all 0.6s ease;
            opacity: 0;
        }
        
        .category-card:hover::before {
            opacity: 1;
        }
        
        /* 不同类别的渐变背景颜色 */
        .category-card:nth-child(2n) {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
        }
        .category-card:nth-child(3n) {
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
        }
        .category-card:nth-child(4n) {
            background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .category-grid {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
                gap: 10px;
            }
            .section-header h3 {
                font-size: 20px;
            }
            .category-card {
                padding: 15px 10px;
            }
            .category-icon {
                font-size: 28px;
                margin-bottom: 8px;
            }
            .category-name {
                font-size: 14px;
            }
        }