/* ===== 独享CSS部分 - 知识库页面 ===== */
        
        /* 页面标题区域 */
        .page-header {
            background: var(--gradient-primary);
            color: white;
            padding: 180px 0 100px;
            margin-top: 80px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .page-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/template/jia/images/2.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            z-index: 0;
        }
        
        .page-header-content {
            position: relative;
            z-index: 1;
        }
        
        .page-header h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
        }
        
        .page-header p {
            font-size: 1.3rem;
            max-width: 700px;
            margin: 0 auto;
            opacity: 0.9;
        }
        
        /* 知识库列表样式 */
        .knowledge-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 40px;
            margin-bottom: 60px;
        }
        
        .knowledge-item {
            background-color: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow-light);
            transition: var(--transition);
            opacity: 0;
            transform: translateY(30px);
        }
        
        .knowledge-item.animate {
            opacity: 1;
            transform: translateY(0);
        }
        
        .knowledge-item:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-heavy);
        }
        
        .knowledge-image {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        
        .knowledge-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .knowledge-item:hover .knowledge-image img {
            transform: scale(1.1);
        }
        
        .knowledge-content {
            padding: 25px;
        }
        
        .knowledge-content h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--primary-color);
            line-height: 1.4;
        }
        
        /* 修改H3链接样式，去掉下划线 */
        .knowledge-content h3 a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
            display: block;
        }
        
        .knowledge-content h3 a:hover {
            color: var(--secondary-color);
        }
        
        .knowledge-content p {
            color: var(--gray-color);
            margin-bottom: 20px;
        }
        
        .knowledge-meta {
            display: flex;
            justify-content: space-between;
            color: var(--gray-color);
            font-size: 0.9rem;
        }
        
        .knowledge-meta span {
            display: flex;
            align-items: center;
        }
        
        .knowledge-meta i {
            margin-right: 5px;
        }
        
        /* 分页样式 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-top: 50px;
        }
        
        .page-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            margin: 0 5px;
            background-color: white;
            color: var(--primary-color);
            text-decoration: none;
            border-radius: 8px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow-light);
            border: 2px solid transparent;
        }
        
        .page-num:hover {
            background: var(--gradient-primary);
            color: white;
            transform: translateY(-3px);
            box-shadow: var(--shadow-medium);
        }
        
        .page-num-current {
            background: var(--gradient-primary);
            color: white;
            transform: scale(1.1);
        }
        
        /* 知识分类导航 */
        .category-nav {
            background-color: var(--light-color);
            padding: 30px 0;
            margin-bottom: 40px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .category-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .category-link {
            padding: 12px 25px;
            background-color: white;
            color: var(--primary-color);
            text-decoration: none;
            border-radius: 30px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow-light);
            border: 2px solid transparent;
        }
        
        .category-link:hover,
        .category-link.active {
            background: var(--gradient-primary);
            color: white;
            transform: translateY(-3px);
            box-shadow: var(--shadow-medium);
        }
        
        /* 响应式设计 - 独享部分 */
        @media (max-width: 992px) {
            .knowledge-list {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }
        
        @media (max-width: 768px) {
            .page-header h1 {
                font-size: 2.8rem;
            }
            
            .section-title h2 {
                font-size: 2.3rem;
            }
            
            .category-links {
                gap: 10px;
            }
            
            .category-link {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
        }
        
        @media (max-width: 576px) {
            section {
                padding: 80px 0;
            }
            
            .page-header {
                padding: 150px 0 80px;
            }
            
            .page-header h1 {
                font-size: 2.2rem;
            }
            
            .page-header p {
                font-size: 1.1rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .knowledge-list {
                grid-template-columns: 1fr;
            }
            
            .pagination {
                flex-wrap: wrap;
            }
            
            .page-num {
                width: 40px;
                height: 40px;
                margin: 5px;
            }
        }