/* 面包屑导航 */
        .breadcrumb {
            padding: 30px 0 20px;
            background: var(--light);
        }
        
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: #666;
        }
        
        .breadcrumb-nav a {
            color: var(--primary);
            display: flex;
            align-items: center;
        }
        
        .breadcrumb-nav a:hover {
            color: var(--accent);
        }
        
        .breadcrumb-nav i {
            margin: 0 10px;
            font-size: 0.8rem;
        }
        
        /* 文章内容 */
        .article-content {
            padding: 40px 0;
            background: var(--light);
        }
        
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 30px;
            border-bottom: 1px solid #eaeaea;
        }
        
        .article-title {
            font-size: 2.5rem;
            color: var(--primary-dark);
            margin-bottom: 20px;
            line-height: 1.3;
            font-weight: 700;
        }
        
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 30px;
            color: #666;
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        
        .meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .article-category {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 20px;
        }
        
        .article-body {
            max-width: 800px;
            margin: 0 auto;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        
        .article-body h2 {
            font-size: 1.8rem;
            color: var(--primary-dark);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-light);
        }
        
        .article-body h3 {
            font-size: 1.5rem;
            color: var(--primary);
            margin: 30px 0 15px;
        }
        
        .article-body p {
            margin-bottom: 20px;
            text-align: justify;
        }
        
        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 25px 0;
            box-shadow: var(--shadow-light);
        }
        
        .article-body blockquote {
            background: var(--accent-light);
            border-left: 4px solid var(--accent);
            padding: 20px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
            font-style: italic;
        }
        
        .article-body ul, .article-body ol {
            margin: 20px 0;
            padding-left: 30px;
        }
        
        .article-body li {
            margin-bottom: 10px;
            position: relative;
        }
        
        .article-body ul li:before {
            content: '•';
            color: var(--accent);
            font-weight: bold;
            display: inline-block;
            width: 1em;
            margin-left: -1em;
        }
        
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 25px 0;
            box-shadow: var(--shadow-light);
            border-radius: 8px;
            overflow: hidden;
        }
        
        .article-body th, .article-body td {
            padding: 12px 15px;
            text-align: left;
            border-bottom: 1px solid #eaeaea;
        }
        
        .article-body th {
            background: var(--primary-light);
            color: white;
            font-weight: 600;
        }
        
        .article-body tr:nth-child(even) {
            background: #f9f9f9;
        }
        
        .article-body tr:hover {
            background: #f1f1f1;
        }
        
        /* 文章操作 */
        .article-actions {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            margin: 40px 0;
        }
        
        .action-btn {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 25px;
            background: var(--primary);
            color: white;
            border-radius: 30px;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        .action-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
        }
        
        .action-btn.prev {
            background: var(--primary-light);
        }
        
        .action-btn.next {
            background: var(--accent);
            color: var(--primary-dark);
        }
        
        .action-btn.next:hover {
            background: var(--accent-light);
        }
        
        /* 相关文章 */
        .related-articles {
            padding: 80px 0;
            background: linear-gradient(to bottom, var(--primary) 0%, var(--primary-dark) 100%);
            color: var(--light);
            position: relative;
        }
        
        .related-articles::before {
            content: '';
            position: absolute;
            top: -50px;
            left: 0;
            width: 100%;
            height: 100px;
            background: var(--primary);
            transform: skewY(-2deg);
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 70px;
            position: relative;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--light);
            display: inline-block;
            padding-bottom: 15px;
            position: relative;
            font-weight: 700;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: var(--accent);
        }
        
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 35px;
        }
        
        .article-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            transition: all 0.4s ease;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .article-card:hover {
            transform: translateY(-8px);
            background: rgba(255, 255, 255, 0.15);
        }
        
        .article-image {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        
        .article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        
        .article-card:hover .article-image img {
            transform: scale(1.1);
        }
        
        .article-card-content {
            padding: 25px;
        }
        
        .article-card-content h3 {
            color: var(--light);
            margin-bottom: 15px;
            font-size: 1.4rem;
            font-weight: 600;
            line-height: 1.4;
        }
        
        .article-card-content p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 20px;
            line-height: 1.6;
        }
        
        .article-card-meta {
            display: flex;
            justify-content: space-between;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }
        
    
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .article-title {
                font-size: 2.2rem;
            }
        }
        
        @media (max-width: 992px) {
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: var(--primary-dark);
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: left 0.4s ease;
                gap: 30px;
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .article-title {
                font-size: 2rem;
            }
        }
        
        @media (max-width: 768px) {
            .logo h1 {
                font-size: 1.6rem;
            }
            
            .article-title {
                font-size: 1.8rem;
            }
            
            .article-meta {
                flex-direction: column;
                gap: 15px;
            }
            
            .articles-grid {
                grid-template-columns: 1fr;
            }
            
            .article-body {
                font-size: 1rem;
            }
            
            .article-body h2 {
                font-size: 1.6rem;
            }
            
            .article-body h3 {
                font-size: 1.3rem;
            }
            
            .article-actions {
                flex-direction: column;
                gap: 15px;
            }
        }
        
        @media (max-width: 576px) {
            .logo h1 {
                font-size: 1.4rem;
            }
            
            .article-title {
                font-size: 1.6rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
            }
            
            .article-body ul, .article-body ol {
                padding-left: 20px;
            }
            
            .article-body th, .article-body td {
                padding: 8px 10px;
            }
            
            .action-btn {
                padding: 10px 20px;
                justify-content: center;
            }
        }