:root {
            --primary-color: #4361ee;
            --secondary-color: #3f37c9;
            --accent-color: #4895ef;
            --dark-color: #1b263b;
            --light-color: #f8f9fa;
            --gray-color: #64748b;
            --border-color: #e2e8f0;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
        }
        
        body {
            background-color: #f8fafc;
            color: #1e293b;
            line-height: 1.6;
        }
        
        .container {
            width: 1200px;
            margin: 0 auto;
        }
        
        /* 头部样式 */
        header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 15px 0;
        }
        
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-color);
        }
        
        .logo-icon {
            font-size: 28px;
            color: var(--accent-color);
        }
        
        nav ul {
            display: flex;
            gap: 25px;
            list-style: none;
        }
        
        nav ul li a {
            color: var(--dark-color);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }
        
        nav ul li a:hover {
            color: var(--primary-color);
        }
        
        nav ul li a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: width 0.3s;
        }
        
        nav ul li a:hover::after {
            width: 100%;
        }
        
        .header-actions {
            display: flex;
            gap: 15px;
        }
        
        .btn {
            display: inline-block;
            padding: 10px 20px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            cursor: pointer;
        }
        
        .btn-outline {
            border: 1px solid var(--primary-color);
            color: var(--primary-color);
        }
        
        .btn-outline:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        .btn-primary {
            background-color: var(--primary-color);
            color: white;
            border: 1px solid var(--primary-color);
        }
        
        .btn-primary:hover {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
        }
        
        /* 面包屑导航 */
        .breadcrumb {
            padding: 20px 0;
            background-color: white;
            border-bottom: 1px solid var(--border-color);
        }
        
        .breadcrumb-list {
            display: flex;
            list-style: none;
            align-items: center;
        }
        
        .breadcrumb-item {
            display: flex;
            align-items: center;
            font-size: 14px;
        }
        
        .breadcrumb-item a {
            color: var(--gray-color);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .breadcrumb-item a:hover {
            color: var(--primary-color);
        }
        
        .breadcrumb-item::after {
            content: '/';
            margin: 0 10px;
            color: var(--gray-color);
        }
        
        .breadcrumb-item:last-child::after {
            display: none;
        }
        
        .breadcrumb-item.active a {
            color: var(--primary-color);
            font-weight: 500;
        }
        
        /* 文章页主要内容 */
        .article-page {
            padding: 40px 0;
        }
        
        .article-container {
            display: grid;
            grid-template-columns: 3fr 1fr;
            gap: 30px;
        }
        
        /* 文章内容区域 */
        .article-content {
            background-color: white;
            border-radius: 8px;
            padding: 40px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        
        .article-header {
            margin-bottom: 30px;
        }
        
        .article-title {
            font-size: 32px;
            color: var(--dark-color);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        
        .article-meta {
            display: flex;
            gap: 20px;
            color: var(--gray-color);
            font-size: 14px;
            margin-bottom: 20px;
        }
        
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        
        .article-image {
            width: 100%;
            height: 400px;
            background-color: #f1f5f9;
            background-size: cover;
            background-position: center;
            border-radius: 8px;
            margin-bottom: 30px;
        }
        
        .article-body {
            font-size: 16px;
            line-height: 1.8;
            color: #334155;
        }
        
        .article-body h2 {
            font-size: 24px;
            color: var(--dark-color);
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        
        .article-body h3 {
            font-size: 20px;
            color: var(--dark-color);
            margin: 25px 0 15px;
        }
        
        .article-body p {
            margin-bottom: 20px;
        }
        
        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: 6px;
            margin: 20px 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        
        .article-body blockquote {
            border-left: 4px solid var(--primary-color);
            background-color: #f8fafc;
            padding: 15px 20px;
            margin: 20px 0;
            color: var(--gray-color);
            font-style: italic;
        }
        
        .article-body ul, 
        .article-body ol {
            margin: 15px 0 20px 20px;
        }
        
        .article-body li {
            margin-bottom: 8px;
        }
        
        .article-tags {
            display: flex;
            gap: 10px;
            margin: 40px 0 30px;
            flex-wrap: wrap;
        }
        
        .tag {
            display: inline-block;
            background-color: #f1f5f9;
            color: var(--gray-color);
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 14px;
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .tag:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        .article-footer {
            border-top: 1px solid var(--border-color);
            padding-top: 30px;
            margin-top: 30px;
        }
        
        .article-nav {
            display: flex;
            justify-content: space-between;
        }
        
        .article-nav a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--gray-color);
            text-decoration: none;
            transition: color 0.3s;
            max-width: 45%;
        }
        
        .article-nav a:hover {
            color: var(--primary-color);
        }
        
        .article-share {
            margin-top: 30px;
        }
        
        .share-title {
            font-size: 16px;
            color: var(--gray-color);
            margin-bottom: 15px;
        }
        
        .share-buttons {
            display: flex;
            gap: 10px;
        }
        
        .share-button {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: #f1f5f9;
            color: var(--gray-color);
            transition: all 0.3s;
            text-decoration: none;
        }
        
        .share-button:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        /* 侧边栏 */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        
        .sidebar-widget {
            background-color: white;
            border-radius: 8px;
            padding: 25px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        
        .widget-title {
            font-size: 18px;
            color: var(--dark-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        
        /* 作者信息 */
        .author-card {
            display: flex;
            gap: 20px;
            align-items: center;
        }
        
        .author-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background-color: #f1f5f9;
            background-size: cover;
            flex-shrink: 0;
        }
        
        .author-info h4 {
            font-size: 18px;
            margin-bottom: 5px;
            color: var(--dark-color);
        }
        
        .author-info p {
            color: var(--gray-color);
            font-size: 14px;
            margin-bottom: 10px;
        }
        
        .author-social {
            display: flex;
            gap: 10px;
        }
        
        .author-social a {
            color: var(--gray-color);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .author-social a:hover {
            color: var(--primary-color);
        }
        
        /* 相关文章 */
        .related-article {
            display: flex;
            gap: 15px;
            padding: 15px 0;
            border-bottom: 1px dashed var(--border-color);
        }
        
        .related-article:last-child {
            border-bottom: none;
        }
        
        .related-article-image {
            width: 80px;
            height: 60px;
            background-color: #f1f5f9;
            background-size: cover;
            background-position: center;
            border-radius: 4px;
            flex-shrink: 0;
        }
        
        .related-article-title {
            font-size: 15px;
        }
        
        .related-article-title a {
            color: var(--dark-color);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .related-article-title a:hover {
            color: var(--primary-color);
        }
        
        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        
        /* 页脚 */
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 60px 0 30px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-col h3 {
            font-size: 18px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-col h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--accent-color);
        }
        
        .footer-col p {
            color: #94a3b8;
            margin-bottom: 20px;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            transition: color 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .footer-links a:hover {
            color: white;
        }
        
        .footer-links i {
            font-size: 14px;
        }
        
        .social-links {
            display: flex;
            gap: 15px;
        }
        
        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: rgba(255,255,255,0.1);
            color: white;
            transition: all 0.3s;
        }
        
        .social-links a:hover {
            background-color: var(--accent-color);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #94a3b8;
            font-size: 14px;
        }