/* 独享CSS - 知识库页面内容 */
        
        /* 全局样式增强 */
        section {
            padding: 80px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: var(--secondary-color);
        }
        
        .section-title p {
            color: var(--text-color);
            max-width: 700px;
            margin: 0 auto;
        }
        
        /* 页面顶部横幅 */
        .page-banner {
            height: 300px;
            background: var(--gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            margin-top: 80px;
        }
        
        .page-banner-content h1 {
            font-size: 3rem;
            margin-bottom: 15px;
            text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
        }
        
        .page-banner-content p {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto;
        }
        
        /* 知识库列表样式 */
        .knowledge-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .knowledge-card {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            transform: translateY(20px);
            opacity: 0;
        }
        
        .knowledge-card.animated {
            transform: translateY(0);
            opacity: 1;
        }
        
        .knowledge-card:hover {
            transform: translateY(-5px);
        }
        
        .knowledge-image {
            height: 200px;
            overflow: hidden;
        }
        
        .knowledge-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .knowledge-card:hover .knowledge-image img {
            transform: scale(1.1);
        }
        
        .knowledge-content {
            padding: 25px;
        }
        
        .knowledge-content h3 {
            margin-bottom: 15px;
            line-height: 1.4;
        }
        
        .knowledge-content h3 a {
            color: var(--primary-color);
            text-decoration: none; /* 确保没有下划线 */
            transition: var(--transition);
        }
        
        .knowledge-content h3 a:hover {
            color: var(--accent-color);
        }
        
        .knowledge-content p {
            margin-bottom: 15px;
            color: var(--text-color);
        }
        
        .knowledge-meta {
            display: flex;
            justify-content: space-between;
            color: #888;
            font-size: 0.8rem;
            margin-top: 15px;
        }
        
        .knowledge-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 5px;
            margin-top: 15px;
        }
        
        .knowledge-tag {
            background-color: rgba(26, 43, 76, 0.1);
            color: var(--primary-color);
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 0.8rem;
        }
        
        /* 分页样式 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-top: 50px;
            gap: 10px;
        }
        
        .page-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: white;
            color: var(--primary-color);
            text-decoration: none;
            border-radius: 4px;
            font-weight: 500;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        
        .page-num:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        .page-num-current {
            background-color: var(--secondary-color);
            color: white;
        }
        
        /* 响应式调整 */
        @media (max-width: 768px) {
            .page-banner-content h1 {
                font-size: 2.5rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .knowledge-list {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 576px) {
            .page-banner {
                height: 250px;
            }
            
            .page-banner-content h1 {
                font-size: 2rem;
            }
            
            .page-banner-content p {
                font-size: 1rem;
            }
            
            .pagination {
                flex-wrap: wrap;
            }
        }