/* 页面标题区域 */
        .page-header {
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            padding: 80px 0 60px;
            text-align: center;
            margin-bottom: 60px;
            position: relative;
            overflow: hidden;
        }
        
        .page-header::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            background: linear-gradient(135deg, rgba(52, 152, 219, 0.1) 0%, rgba(46, 204, 113, 0.1) 100%);
            border-radius: 50%;
        }
        
        .page-header::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 150px;
            height: 150px;
            background: linear-gradient(135deg, rgba(155, 89, 182, 0.1) 0%, rgba(52, 152, 219, 0.1) 100%);
            border-radius: 50%;
        }
        
        .page-title {
            font-size: 2.5rem;
            color: var(--dark);
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }
        
        .page-description {
            font-size: 1.2rem;
            color: #666;
            max-width: 700px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }
        
        /* 知识库筛选区域 */
        .knowledge-filters {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 50px;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.8s ease;
        }
        
        .knowledge-filters.animated {
            opacity: 1;
            transform: translateY(0);
        }
        
        .filter-btn {
            padding: 10px 25px;
            background: white;
            border: 1px solid #e0e0e0;
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }
        
        .filter-btn:hover, .filter-btn.active {
            background: var(--primary);
            color: white;
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
        }
        
        /* 知识库列表 */
        .knowledge-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 60px;
        }
        
        .knowledge-item {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
            opacity: 0;
            transform: translateY(50px);
        }
        
        .knowledge-item.animated {
            opacity: 1;
            transform: translateY(0);
        }
        
        .knowledge-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .knowledge-image {
            height: 200px;
            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(1.05);
        }
        
        .knowledge-category {
            position: absolute;
            top: 15px;
            left: 15px;
            background: var(--primary);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
        }
        
        .knowledge-content {
            padding: 25px;
        }
        
        .knowledge-date {
            color: #777;
            font-size: 0.9rem;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .knowledge-date i {
            margin-right: 5px;
        }
        
        .knowledge-title {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--dark);
            transition: var(--transition);
        }
        
		
		.knowledge-title a {
    text-decoration: none; /* 移除下划线 */
    color: inherit; /* 继承父元素颜色 */
    transition: inherit; /* 继承父元素的过渡效果 */
}

/* 可选：添加悬停效果 */
.knowledge-title a:hover {
    opacity: 0.8; /* 悬停时轻微透明变化 */
}
        .knowledge-item:hover .knowledge-title {
            color: var(--primary);
        }
        
        .knowledge-excerpt {
            color: #666;
            margin-bottom: 20px;
            line-height: 1.7;
        }
        
        .knowledge-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid #f0f0f0;
            padding-top: 15px;
        }
        
        .knowledge-views {
            color: #777;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
        }
        
        .knowledge-views i {
            margin-right: 5px;
        }
        
        .read-more {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            display: flex;
            align-items: center;
            transition: var(--transition);
        }
        
        .read-more i {
            margin-left: 5px;
            transition: var(--transition);
        }
        
        .read-more:hover {
            color: var(--accent);
        }
        
        .read-more:hover i {
            transform: translateX(5px);
        }
        

       /* 分页样式 */
        .pagination {
            display: flex;
            justify-content: center;
            margin-top: 40px;
			padding: 30px 10px;
        }
        
        .page-item {
            display: flex;
            align-items: center;
            background: #fff;
            border-radius: 50px;
            padding: 10px 20px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.07);
        }
        
        .page-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            margin: 0 5px;
            border-radius: 50%;
            text-decoration: none;
            color: #67748e;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .page-num:not(.page-num-current):hover {
            background: #f0f3ff;
            color: #5e72e4;
            transform: translateY(-2px);
        }
        
        .page-num-current {
            background: #5e72e4;
            color: white;
            box-shadow: 0 5px 10px rgba(94, 114, 228, 0.3);
            transform: scale(1.1);
            cursor: default;
        }
        
        .page-num i {
            font-size: 14px;
        }
        
        .page-ellipsis {
            cursor: default;
            user-select: none;
        }
        /* 订阅区域 */
        .subscribe-section {
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            padding: 60px 0;
            margin-bottom: 60px;
            border-radius: 15px;
            text-align: center;
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }
        
        .subscribe-section.animated {
            opacity: 1;
            transform: translateY(0);
        }
        
        .subscribe-title {
            font-size: 2rem;
            color: var(--dark);
            margin-bottom: 20px;
        }
        
        .subscribe-description {
            color: #666;
            max-width: 600px;
            margin: 0 auto 30px;
        }
        
        .subscribe-form {
            display: flex;
            max-width: 500px;
            margin: 0 auto;
        }
        
        .subscribe-input {
            flex: 1;
            padding: 15px 20px;
            border: 1px solid #e0e0e0;
            border-radius: 50px 0 0 50px;
            font-family: inherit;
            font-size: 1rem;
            outline: none;
        }
        
        .subscribe-btn {
            padding: 0 30px;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 0 50px 50px 0;
            font-family: inherit;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .subscribe-btn:hover {
            background: var(--accent);
        }
     
        /* 响应式设计 */
        @media (max-width: 992px) {
            .knowledge-list {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }
        
        @media (max-width: 768px) {
            nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            }
            
            nav ul.active {
                display: flex;
            }
            
            nav li {
                margin: 10px 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .subscribe-form {
                flex-direction: column;
            }
            
            .subscribe-input {
                border-radius: 50px;
                margin-bottom: 10px;
            }
            
            .subscribe-btn {
                border-radius: 50px;
                padding: 15px;
            }
        }
		  /* 响应式设计 */
        @media (max-width: 576px) {
            .container {
                padding: 20px;
            }
            
            .page-item {
                padding: 8px 15px;
            }
            
            .page-num {
                width: 36px;
                height: 36px;
                font-size: 14px;
                margin: 0 3px;
            }
        }