     /* 独享CSS部分 - 知识库列表页（无侧边栏） */
        
        /* 页面头部 */
        .page-header {
            background: var(--gradient);
            color: white;
            padding: 150px 0 80px;
            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: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.1)"/></svg>');
            background-size: cover;
        }

        .page-header h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            text-shadow: 0 2px 10px rgba(0,0,0,0.2);
            animation: fadeInDown 1s ease;
        }

        .page-header p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            animation: fadeInUp 1s ease 0.3s forwards;
            opacity: 0;
        }

        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* 内容区域 */
        .knowledge-content {
            padding: 80px 0;
            background: var(--light-color);
        }

        /* 分类筛选 */
        .category-filters {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
            animation: fadeIn 0.8s ease;
        }

        .category-filters h3 {
            font-size: 1.3rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }

        .category-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }

        .category-item {
            background: rgba(15, 43, 91, 0.08);
            color: var(--primary-color);
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
        }

        .category-item:hover, .category-item.active {
            background: var(--gradient);
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(15, 43, 91, 0.2);
        }

        /* 知识库列表 */
        .knowledge-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 35px;
            margin-bottom: 60px;
        }

        .knowledge-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            animation: fadeInUp 0.8s ease;
        }

        .knowledge-card:hover {
            transform: translateY(-15px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }

        .knowledge-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient);
        }

        .knowledge-image {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .knowledge-image::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient);
            opacity: 0;
            transition: var(--transition);
            z-index: 1;
        }

        .knowledge-card:hover .knowledge-image::before {
            opacity: 0.2;
        }

        .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-card {
            padding: 25px;
        }

        .knowledge-meta {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 0.85rem;
            color: var(--text-light);
        }

        .knowledge-category {
            background: rgba(15, 43, 91, 0.1);
            color: var(--primary-color);
            padding: 4px 10px;
            border-radius: 15px;
            font-size: 0.75rem;
            font-weight: 600;
        }

        .knowledge-content-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--primary-color);
            text-decoration: none !important;
        }

        .knowledge-content-card h3 a {
            text-decoration: none !important;
            transition: var(--transition);
        }

        .knowledge-content-card h3 a:hover {
            color: var(--secondary-color);
        }

        .knowledge-content-card p {
            color: var(--text-light);
            margin-bottom: 18px;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .knowledge-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 15px;
            border-top: 1px solid var(--border-color);
        }

        .read-more {
            color: var(--primary-color);
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
        }

        .read-more i {
            margin-left: 5px;
            transition: var(--transition);
        }

        .read-more:hover {
            color: var(--secondary-color);
        }

        .read-more:hover i {
            transform: translateX(5px);
        }

        .knowledge-stats {
            display: flex;
            gap: 15px;
            font-size: 0.8rem;
            color: var(--text-light);
        }

        .knowledge-stats span {
            display: flex;
            align-items: center;
        }

        .knowledge-stats i {
            margin-right: 5px;
        }

        /* 分页样式 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-top: 50px;
            gap: 10px;
        }

        .page-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: white;
            color: var(--primary-color);
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
        }

        .page-num:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(15, 43, 91, 0.2);
        }

        .page-num-current {
            background: var(--gradient);
            color: white;
            transform: scale(1.1);
            box-shadow: 0 5px 15px rgba(15, 43, 91, 0.3);
        }

        .page-num i {
            font-size: 0.9rem;
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            .category-list {
                justify-content: center;
            }
            
            .knowledge-list {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .page-header {
                padding: 130px 0 60px;
            }

            .page-header h1 {
                font-size: 2.5rem;
            }

            .knowledge-list {
                grid-template-columns: 1fr;
            }

            .pagination {
                flex-wrap: wrap;
            }
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }
            to {
                opacity: 1;
            }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }