/* ====== 文章页面独享CSS ====== */
        
        /* 文章头部 */
        .article-hero {
            padding-top: 12rem;
            padding-bottom: 6rem;
            background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="none"/><path d="M0,50 Q25,30 50,50 T100,50" stroke="rgba(255,255,255,0.05)" stroke-width="1" fill="none"/></svg>');
            opacity: 0.3;
        }
        
        .article-header {
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }
        
        .article-category {
            display: inline-block;
            background-color: var(--secondary);
            color: white;
            padding: 0.5rem 1.5rem;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 1.5rem;
        }
        
        .article-title {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            color: white;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        
        .article-meta {
            display: flex;
            align-items: center;
            gap: 2rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }
        
        .meta-item {
            display: flex;
            align-items: center;
            color: rgba(255, 255, 255, 0.8);
        }
        
        .meta-item i {
            margin-right: 10px;
            color: var(--accent);
        }
        
        /* 文章主体 */
        .article-body {
            position: relative;
            background-color: white;
            padding: 5rem 0;
        }
        
        .article-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .article-content {
            width: 100%;
            max-width: 100%;
        }
        
        /* 文章内容样式 - H2/H3/H4/H5/P/IMG */
        .article-content h2 {
            font-size: 2.2rem;
            margin-top: 3.5rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--accent);
            color: var(--primary);
        }
        
        .article-content h3 {
            font-size: 1.8rem;
            margin-top: 3rem;
            margin-bottom: 1.2rem;
            color: var(--primary);
        }
        
        .article-content h4 {
            font-size: 1.5rem;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            color: var(--primary);
        }
        
        .article-content h5 {
            font-size: 1.3rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
            color: var(--primary);
        }
        
        .article-content p {
            font-size: 1.15rem;
            line-height: 1.8;
            margin-bottom: 1.8rem;
            color: var(--gray);
        }
        
        .article-content strong {
            color: var(--primary);
            font-weight: 700;
        }
        
        /* 图片自适应 */
        .article-content img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 2.5rem auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        
        .article-content img:hover {
            transform: translateY(-5px);

            box-shadow: var(--shadow-lg);
        }
        
        /* 列表样式 */
        .article-content ul, .article-content ol {
            margin-left: 2rem;
            margin-bottom: 2rem;
        }
        
        .article-content li {
            margin-bottom: 0.8rem;
            font-size: 1.1rem;
            line-height: 1.6;
        }
        
        .article-content ul li::before {
            content: '•';
            color: var(--secondary);
            font-weight: bold;
            display: inline-block;
            width: 1em;
            margin-left: -1em;
        }
        
        /* 引用块 */
        .article-quote {
            background-color: rgba(78, 205, 196, 0.1);
            border-left: 5px solid var(--accent);
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        
        .article-quote p {
            font-size: 1.2rem;
            font-style: italic;
            color: var(--primary);
            margin-bottom: 0;
        }
        
        /* 信息框 */
        .article-info {
            background-color: rgba(255, 107, 107, 0.1);
            border-left: 5px solid var(--secondary);
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        
        .article-info h4 {
            color: var(--secondary);
            margin-top: 0;
        }
        
        /* 表格 */
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 2.5rem 0;
            box-shadow: var(--shadow-sm);
            border-radius: var(--border-radius);
            overflow: hidden;
        }
        
        .article-content th {
            background-color: var(--primary);
            color: white;
            padding: 1.2rem;
            text-align: left;
            font-weight: 700;
        }
        
        .article-content td {
            padding: 1rem 1.2rem;
            border-bottom: 1px solid rgba(141, 153, 174, 0.2);
        }
        
        .article-content tr:nth-child(even) {
            background-color: rgba(141, 153, 174, 0.05);
        }
        
        /* 上一篇下一篇 */
        .article-navigation {
            display: flex;
            justify-content: space-between;
            margin-top: 5rem;
            padding-top: 3rem;
            border-top: 1px solid rgba(141, 153, 174, 0.2);
        }
        
        .nav-item {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            width: 48%;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            background-color: rgba(141, 153, 174, 0.05);
            transition: var(--transition);
        }
        
        .nav-item:hover {
            transform: translateY(-5px);
            background-color: rgba(78, 205, 196, 0.1);
            box-shadow: var(--shadow-sm);
        }
        
        .nav-prev {
            text-align: left;
        }
        
        .nav-next {
            text-align: right;
            flex-direction: row-reverse;
        }
        
        .nav-icon {
            width: 60px;
            height: 60px;
            background-color: var(--secondary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            flex-shrink: 0;
        }
        
        .nav-content h4 {
            font-size: 1rem;
            color: var(--gray);
            margin-bottom: 0.5rem;
        }
        
        .nav-content h3 {
            font-size: 1.3rem;
            margin-bottom: 0;
            color: var(--primary);
        }
        
        /* 相关文章 */
        .related-articles {
            background-color: var(--light);
            padding: 5rem 0;
        }
        
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 2.5rem;
            margin-top: 3rem;
        }
        
        .related-article {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        
        .related-article:hover {
            transform: translateY(-15px);
            box-shadow: var(--shadow-lg);
        }
        
        .related-thumbnail {
            height: 220px;
            width: 100%;
            position: relative;
            overflow: hidden;
        }
        
        .related-thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .related-article:hover .related-thumbnail img {
            transform: scale(1.05);
        }
        
        .related-thumbnail::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to right, rgba(255,107,107,0.3), rgba(78,205,196,0.3));
            opacity: 0;
            transition: var(--transition);
            z-index: 1;
        }
        
        .related-article:hover .related-thumbnail::before {
            opacity: 1;
        }
        
        .related-category {
            position: absolute;
            top: 1.5rem;
            left: 1.5rem;
            background-color: var(--secondary);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            z-index: 2;
        }
        
        .related-content {
            padding: 2rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        
        .related-content h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--primary);
        }
        
        .related-content h3 a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        
        .related-content h3 a:hover {
            color: var(--secondary);
        }
        
        .related-excerpt {
            margin-bottom: 1.5rem;
            flex-grow: 1;
            color: var(--gray);
        }
        
        .related-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: auto;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(141, 153, 174, 0.2);
        }
        
        .read-more {
            color: var(--secondary);
            font-weight: 700;
            display: inline-flex;
            align-items: center;
        }
        
        .read-more i {
            margin-left: 8px;
            transition: var(--transition);
        }
        
        .read-more:hover i {
            transform: translateX(5px);
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .article-container, .article-header {
                max-width: 100%;
                padding: 0 2rem;
            }
        }
        
        @media (max-width: 992px) {
            .article-hero {
                padding-top: 10rem;
                padding-bottom: 4rem;
            }
            
            .article-navigation {
                flex-direction: column;
                gap: 1.5rem;
            }
            
            .nav-item {
                width: 100%;
            }
            
            .related-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 0 1.5rem;
            }
            
            section {
                padding: 4rem 0;
            }
            
            .article-hero {
                padding-top: 8rem;
            }
            
            .nav-menu {
                position: fixed;
                top: 0;
                right: -100%;
                width: 80%;
                height: 100vh;
                flex-direction: column;
                background-color: white;
                padding: 6rem 2rem 2rem;
                transition: var(--transition);
                box-shadow: var(--shadow-lg);
                z-index: 1000;
            }
            
            .nav-menu.active {
                right: 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .phone-link {
                display: none;
            }
            
            .article-content h2 {
                font-size: 1.9rem;
            }
            
            .article-content h3 {
                font-size: 1.6rem;
            }
            
            .article-content h4 {
                font-size: 1.4rem;
            }
            
            .article-content h5 {
                font-size: 1.2rem;
            }
            
            .article-meta {
                flex-direction: column;
                gap: 1rem;
                align-items: flex-start;
            }
            
            .related-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 576px) {
            h1 {
                font-size: 2.5rem;
            }
            
            h2 {
                font-size: 2rem;
            }
            
            .article-title {
                font-size: 2.2rem;
            }
            
            .article-content h2 {
                font-size: 1.7rem;
            }
            
            .article-content h3 {
                font-size: 1.5rem;
            }
            
            .article-quote, .article-info {
                padding: 1.5rem;
            }
            
            .nav-item {
                padding: 1.2rem;
            }
            
            .nav-icon {
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
        }