/* ===== 独享CSS部分 - 知识库页面 ===== */
        
        /* 页面顶部横幅 */
        .page-banner {
            height: 400px;
            position: relative;
            margin-top: 70px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            text-align: center;
        }
        
        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/template/jia/images/16.jpg') center/cover no-repeat;
            filter: brightness(0.3);
            z-index: 0;
        }
        
        .banner-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            padding: 0 20px;
        }
        
        .banner-content h1 {
            font-size: 48px;
            margin-bottom: 20px;
            font-weight: 700;
            text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
        }
        
        .banner-content p {
            font-size: 20px;
            margin-bottom: 30px;
            text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.5);
        }
        
        /* 知识库内容区域 */
        .knowledge-content {
            padding: 100px 0;
            background-color: #fff;
            position: relative;
        }
        
        .knowledge-container {
            display: grid;
            grid-template-columns: 300px 1fr;
            gap: 50px;
        }
        
        /* 侧边栏样式 */
        .knowledge-sidebar {
            position: sticky;
            top: 100px;
            height: fit-content;
        }
        
        .sidebar-category {
            margin-bottom: 40px;
        }
        
        .sidebar-category h3 {
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary);
            font-weight: 600;
        }
        
        .category-list {
            list-style: none;
        }
        
        .category-list li {
            margin-bottom: 12px;
        }
        
        .category-list a {
            color: var(--gray);
            text-decoration: none;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            padding: 8px 0;
        }
        
        .category-list a:hover {
            color: var(--primary);
            transform: translateX(5px);
        }
        
        .category-list a i {
            margin-right: 10px;
            color: var(--secondary);
            width: 20px;
            text-align: center;
        }
        
        .category-list a.active {
            color: var(--primary);
            font-weight: 600;
        }
        
        /* 文章列表样式 */
        .articles-list {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }
        
        .article-card {
            background: #fff;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.5s ease;
            opacity: 0;
            transform: translateY(30px);
            display: flex;
        }
        
        .article-card.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .article-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }
        
        .article-image {
            width: 300px;
            overflow: hidden;
            flex-shrink: 0;
        }
        
        .article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.8s ease;
        }
        
        .article-card:hover .article-image img {
            transform: scale(1.1);
        }
        
        .article-content {
            padding: 30px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        
        .article-meta {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
            font-size: 14px;
            color: var(--gray);
        }
        
        .article-meta span {
            margin-right: 20px;
            display: flex;
            align-items: center;
        }
        
        .article-meta i {
            margin-right: 5px;
            color: var(--secondary);
        }
        
        .article-content h3 {
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 15px;
            font-weight: 600;
            line-height: 1.4;
        }
        
        .article-content h3 a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .article-content h3 a:hover {
            color: var(--secondary);
        }
        
        .article-content p {
            color: var(--gray);
            margin-bottom: 20px;
            font-size: 16px;
            line-height: 1.7;
        }
        
        .read-more {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            transition: all 0.3s ease;
            margin-top: auto;
        }
        
        .read-more i {
            margin-left: 8px;
            transition: transform 0.3s ease;
        }
        
        .read-more:hover {
            padding-left: 10px;
        }
        
        .read-more:hover i {
            transform: translateX(5px);
        }
        
        /* 分页样式 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-top: 60px;
            gap: 10px;
        }
        
        .page-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--light);
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }
        
        .page-num:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(13, 33, 69, 0.2);
        }
        
        .page-num-current {
            background: var(--primary);
            color: #fff;
            border-color: var(--secondary);
        }
        
        .page-num i {
            font-size: 14px;
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .knowledge-container {
                grid-template-columns: 250px 1fr;
                gap: 40px;
            }
            
            .article-image {
                width: 250px;
            }
        }
        
        @media (max-width: 992px) {
            .knowledge-container {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            
            .knowledge-sidebar {
                position: static;
            }
            
            .article-card {
                flex-direction: column;
            }
            
            .article-image {
                width: 100%;
                height: 250px;
            }
        }
        
        @media (max-width: 768px) {
            .mobile-menu {
                display: block;
            }
            
            nav ul {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: rgba(13, 33, 69, 0.98);
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: left 0.5s ease;
                backdrop-filter: blur(10px);
            }
            
            nav ul.active {
                left: 0;
            }
            
            nav ul li {
                margin: 20px 0;
            }
            
            .banner-content h1 {
                font-size: 36px;
            }
            
            .banner-content p {
                font-size: 18px;
            }
            
            .section-title h2 {
                font-size: 36px;
            }
            
            .article-content h3 {
                font-size: 22px;
            }
        }
        
        @media (max-width: 576px) {
            .banner-content h1 {
                font-size: 28px;
            }
            
            .banner-content p {
                font-size: 16px;
            }
            
            .section-title h2 {
                font-size: 30px;
            }
            
            .article-content {
                padding: 20px;
            }
            
            .pagination {
                flex-wrap: wrap;
            }
        }