:root {
            --primary-dark: #0f3057;
            --primary-main: #00587a;
            --primary-light: #008891;
            --accent: #00bcd4;
            --accent-light: #26c6da;
            --neutral-dark: #1a237e;
            --neutral-main: #283593;
            --neutral-light: #5c6bc0;
            --text-primary: #212121;
            --text-secondary: #757575;
            --text-light: #ffffff;
            --background: #f8f9fa;
            --surface: #ffffff;
            --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 15px 30px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Noto Sans SC', sans-serif;
            color: var(--text-primary);
            line-height: 1.6;
            background-color: var(--background);
            overflow-x: hidden;
        }
        
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header Styles */
        header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            padding: 15px 0;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo h1 {
            font-size: 26px;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-main));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin: 0 12px;
        }
        
        nav ul li a {
            font-weight: 500;
            padding: 8px 0;
            position: relative;
            transition: var(--transition);
            color: var(--text-primary);
            text-decoration: none;
        }
        
        nav ul li a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 0;
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            transition: var(--transition);
        }
        
        nav ul li a:hover:after {
            width: 100%;
        }
        
        nav ul li a:hover {
            color: var(--primary-main);
        }
        
        .mobile-menu-btn {
            display: none;
            font-size: 24px;
            cursor: pointer;
            color: var(--primary-dark);
        }
        
        /* Page Header */
        .page-header {
            background: linear-gradient(90deg, rgba(15, 48, 87, 0.85) 0%, rgba(0, 88, 122, 0.75) 100%), url('/template/jia/images/bangongshi.jpg') center/cover no-repeat;
            padding: 150px 0 100px;
            color: var(--text-light);
            text-align: center;
            margin-top: 60px;
        }
        
        .page-header h1 {
            font-size: 42px;
            margin-bottom: 20px;
            font-weight: 700;
        }
        
        .page-header p {
            font-size: 20px;
            max-width: 800px;
            margin: 0 auto;
            opacity: 0.9;
        }
        
        .breadcrumb {
            display: flex;
            justify-content: center;
            margin-bottom: 30px;
        }
        
        .breadcrumb a {
            color: var(--text-light);
            opacity: 0.8;
            text-decoration: none;
            transition: var(--transition);
        }
        
        .breadcrumb a:hover {
            opacity: 1;
            color: var(--accent);
        }
        
        .breadcrumb span {
            margin: 0 10px;
            opacity: 0.8;
        }
        
        /* Knowledge Base Section */
        .knowledge-section {
            padding: 80px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title h2 {
            font-size: 36px;
            color: var(--primary-dark);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2:after {
            content: '';
            position: absolute;
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        
        .section-title p {
            color: var(--text-secondary);
            max-width: 700px;
            margin: 25px auto 0;
            font-size: 18px;
        }
        
        /* Category Filter */
        .category-filter {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-bottom: 40px;
        }
        
        .filter-btn {
            padding: 10px 25px;
            background: var(--surface);
            border: 1px solid rgba(0, 0, 0, 0.1);
            border-radius: 30px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }
        
        .filter-btn:hover, .filter-btn.active {
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            color: white;
            border-color: transparent;
            box-shadow: var(--shadow-md);
        }
        
        /* Search Box */
        .search-box {
            max-width: 600px;
            margin: 0 auto 50px;
            position: relative;
        }
        
        .search-box input {
            width: 100%;
            padding: 15px 25px;
            border: 1px solid rgba(0, 0, 0, 0.1);
            border-radius: 50px;
            font-size: 16px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        
        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.2);
        }
        
        .search-box button {
            position: absolute;
            right: 5px;
            top: 5px;
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            color: white;
            border: none;
            border-radius: 50px;
            padding: 10px 20px;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .search-box button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        
        /* Articles Grid */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .article-card {
            background: var(--surface);
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            position: relative;
        }
        
        .article-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-lg);
        }
        
        .article-image {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
		        .article-image img{
				            width: 100%;
            height: 100%;
    
        }
        
        .article-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 50%;
            background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
        }
        
        .article-category {
            position: absolute;
            top: 15px;
            left: 15px;
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            z-index: 1;
        }
        
        .article-content {
            padding: 25px;
        }
        
        .article-content h3 {
            font-size: 20px;
            margin-bottom: 15px;
            color: var(--primary-dark);
            line-height: 1.4;
        }
        
        .article-content p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            line-height: 1.7;
        }
        
        .article-meta {
            display: flex;
            justify-content: space-between;
            color: var(--text-secondary);
            font-size: 14px;
            margin-bottom: 20px;
        }
        
        .article-meta span {
            display: flex;
            align-items: center;
        }
        
        .article-meta i {
            margin-right: 5px;
        }
        
        .btn {
            display: inline-block;
            padding: 10px 20px;
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            color: white;
            border-radius: 30px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow-md);
            border: none;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            text-decoration: none;
            font-size: 14px;
        }
        
        .btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: var(--transition);
        }
        
        .btn:hover::before {
            left: 100%;
        }
        
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        
        /* Pagination */
        .pagination {
            display: flex;
            justify-content: center;
            margin-top: 50px;
        }
        
        .page-num {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 5px;
            border-radius: 8px;
            background: var(--surface);
            color: var(--text-primary);
            text-decoration: none;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        
        .page-num:hover, .page-num.active {
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            color: white;
            box-shadow: var(--shadow-md);
        }
        
        .page-num i {
            font-size: 14px;
        }
        
        /* Sidebar Layout */
        .knowledge-container {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        
        /* Main Content */
        .main-content {
            flex: 1;
        }
        
        /* Sidebar */
        .sidebar {
            width: 300px;
        }
        
        .sidebar-widget {
            background: var(--surface);
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 30px;
            box-shadow: var(--shadow-sm);
        }
        
        .sidebar-widget h3 {
            font-size: 18px;
            margin-bottom: 20px;
            color: var(--primary-dark);
            position: relative;
            padding-bottom: 10px;
        }
        
        .sidebar-widget h3:after {
            content: '';
            position: absolute;
            width: 40px;
            height: 3px;
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            bottom: 0;
            left: 0;
            border-radius: 2px;
        }
        
        .popular-articles {
            list-style: none;
        }
        
        .popular-articles li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }
        
        .popular-articles li:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        
        .popular-articles a {
            display: block;
            color: var(--text-primary);
            text-decoration: none;
            transition: var(--transition);
            font-weight: 500;
            line-height: 1.5;
        }
        
        .popular-articles a:hover {
            color: var(--accent);
        }
        
        .popular-articles span {
            display: block;
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 5px;
        }
        
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .tag {
            padding: 5px 12px;
            background: rgba(0, 188, 212, 0.1);
            color: var(--accent);
            border-radius: 20px;
            font-size: 12px;
            transition: var(--transition);
            text-decoration: none;
        }
        
        .tag:hover {
            background: var(--accent);
            color: white;
        }
        
        /* Newsletter */
        .newsletter-form {
            margin-top: 20px;
        }
        
        .newsletter-form input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid rgba(0, 0, 0, 0.1);
            border-radius: 6px;
            margin-bottom: 10px;
            font-size: 14px;
        }
        
        .newsletter-form button {
            width: 100%;
            padding: 12px;
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            color: white;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }
        
        .newsletter-form button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        
        /* Footer */
        footer {
            background: linear-gradient(to bottom, var(--primary-dark), var(--neutral-dark));
            color: var(--text-light);
            padding: 80px 0 30px;
            position: relative;
        }
        
        footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/template/jia/images/bangongshi5.jpg') center/cover no-repeat;
            opacity: 0.05;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
            position: relative;
            z-index: 1;
        }
        
        .footer-column h3 {
            font-size: 20px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
            color: var(--text-light);
        }
        
        .footer-column h3:after {
            content: '';
            position: absolute;
            width: 40px;
            height: 3px;
            background: var(--accent);
            bottom: 0;
            left: 0;
            border-radius: 2px;
        }
        
        .footer-column ul {
            list-style: none;
        }
        
        .footer-column ul li {
            margin-bottom: 12px;
        }
        
        .footer-column ul li a {
            transition: var(--transition);
            opacity: 0.8;
            color: var(--text-light);
            text-decoration: none;
        }
        
        .footer-column ul li a:hover {
            opacity: 1;
            color: var(--accent);
            padding-left: 5px;
        }
        
        .footer-column p {
            opacity: 0.8;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            color: var(--text-light);
        }
        
        .footer-column i {
            margin-right: 10px;
            color: var(--accent);
        }
        
        .qrcode {
            margin-top: 20px;
            text-align: center;
        }
        
        .qrcode img {
            width: 150px;
            height: 150px;
            background: white;
            padding: 10px;
            border-radius: 10px;
            box-shadow: var(--shadow-md);
        }
        
        .qrcode p {
            margin-top: 10px;
            font-size: 14px;
        }
        
        .friend-links {
            text-align: center;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 30px;
            position: relative;
            z-index: 1;
        }
        
        .friend-links a {
            margin: 0 10px;
            opacity: 0.7;
            transition: var(--transition);
            color: var(--text-light);
            text-decoration: none;
        }
        
        .friend-links a:hover {
            opacity: 1;
            color: var(--accent);
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            opacity: 0.7;
            font-size: 14px;
            position: relative;
            z-index: 1;
            color: var(--text-light);
        }
        
        /* Responsive Styles */
        @media (max-width: 992px) {
            nav ul {
                display: none;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .knowledge-container {
                grid-template-columns: 1fr;
            }
            
            .sidebar {
                width: 100%;
            }
        }
        
        @media (max-width: 768px) {
            .page-header h1 {
                font-size: 32px;
            }
            
            .page-header p {
                font-size: 18px;
            }
            
            .section-title h2 {
                font-size: 28px;
            }
            
            .articles-grid {
                grid-template-columns: 1fr;
            }
            
            .category-filter {
                flex-direction: column;
                align-items: center;
            }
            
            .filter-btn {
                width: 100%;
                text-align: center;
            }
        }
        
        @media (max-width: 576px) {
            .article-meta {
                flex-direction: column;
            }
            
            .article-meta span {
                margin-bottom: 5px;
            }
            
            .page-num {
                width: 35px;
                height: 35px;
                font-size: 14px;
            }
            
            .btn {
                padding: 8px 16px;
            }
            
            .section {
                padding: 60px 0;
            }
        }