:root {
            --primary-color: #00d9ff;
            --secondary-color: #8a2be2;
            --accent-color: #ff2a6d;
            --dark-bg: #0a0e17;
            --darker-bg: #050811;
            --card-bg: rgba(10, 14, 23, 0.85);
            --text-light: #ffffff;
            --text-dim: #a0b1c5;
        }
        
        a {
            color: inherit;
            text-decoration: none;
            cursor: pointer;
            transition: all 0.3s ease;
            padding: 0.2em 0;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Exo 2', sans-serif;
            background-color: var(--darker-bg);
            color: var(--text-light);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            background-image: 
                radial-gradient(circle at 5% 10%, rgba(0, 217, 255, 0.03) 0%, transparent 20%),
                radial-gradient(circle at 95% 90%, rgba(138, 43, 226, 0.03) 0%, transparent 20%),
                radial-gradient(circle at 50% 50%, rgba(255, 42, 109, 0.02) 0%, transparent 30%);
            padding-top: 80px; /* 为固定导航栏留出空间 */
        }
        
        .container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 导航栏样式 */
        .main-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(5, 8, 17, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 217, 255, 0.1);
            z-index: 1000;
            padding: 15px 0;
            transition: all 0.3s ease;
        }
        
        .main-nav.scrolled {
            background: rgba(5, 8, 17, 0.98);
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
        }
        
        .nav-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 15px;
            text-decoration: none;
        }
        
        .nav-logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 18px;
        }
        
        .nav-logo-text {
            font-family: 'Orbitron', sans-serif;
            font-weight: 700;
            font-size: 20px;
            background: linear-gradient(to right, var(--primary-color), var(--accent-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        
        .nav-item {
            position: relative;
        }
        
        .nav-link {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 16px;
            padding: 10px 0;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .nav-link:hover {
            color: var(--primary-color);
        }
        
        .nav-link.active {
            color: var(--primary-color);
        }
        
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            border-radius: 2px;
        }
        
        /* 移动端菜单按钮 */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 24px;
            cursor: pointer;
            padding: 5px;
            transition: color 0.3s ease;
        }
        
        .mobile-menu-btn:hover {
            color: var(--primary-color);
        }
        
        /* 网格背景 */
        .grid-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            opacity: 0.1;
            background-image: 
                linear-gradient(rgba(0, 217, 255, 0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 217, 255, 0.05) 1px, transparent 1px);
            background-size: 50px 50px;
        }
        
        /* 面包屑导航 */
        .breadcrumb {
            padding: 20px 0;
            font-size: 14px;
            color: var(--text-dim);
        }
        
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .breadcrumb a:hover {
            color: var(--accent-color);
        }
        
        .breadcrumb span {
            margin: 0 10px;
        }
        
        /* 内容页头部 */
        .article-header {
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.05), rgba(138, 43, 226, 0.05));
            border-radius: 20px;
            padding: 40px;
            margin: 20px 0 40px;
            border: 1px solid rgba(0, 217, 255, 0.1);
            position: relative;
            backdrop-filter: blur(10px);
        }
        
        .article-title {
            color: var(--primary-color);
            font-size: 36px;
            font-family: 'Orbitron', sans-serif;
            margin-bottom: 20px;
            line-height: 1.3;
        }
        
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 25px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        
        .meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-dim);
        }
        
        .meta-item i {
            color: var(--primary-color);
        }
        
        .category-tag {
            background: rgba(0, 217, 255, 0.1);
            color: var(--primary-color);
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 14px;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .category-tag:hover {
            background: rgba(0, 217, 255, 0.2);
        }
        
        /* 内容主体 */
        .content-container {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 50px 0;
        }
        
        @media (max-width: 992px) {
            .content-container {
                grid-template-columns: 1fr;
            }
        }
        
        /* 文章内容样式 */
        .article-content {
            background: var(--card-bg);
            border-radius: 20px;
            padding: 40px;
            border: 1px solid rgba(0, 217, 255, 0.1);
            backdrop-filter: blur(10px);
        }
        
        .content-section {
            margin-bottom: 40px;
        }
        
        .content-section:last-child {
            margin-bottom: 0;
        }
        
        .content-section h2 {
            color: var(--primary-color);
            font-size: 28px;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(0, 217, 255, 0.1);
            font-family: 'Orbitron', sans-serif;
        }
        
        .content-section h3 {
            color: var(--secondary-color);
            font-size: 22px;
            margin: 25px 0 15px;
        }
        
        .content-section p {
            margin-bottom: 20px;
            line-height: 1.8;
            color: var(--text-light);
        }
        
        .content-section ul, .content-section ol {
            margin: 20px 0 25px 25px;
        }
        
        .content-section li {
            margin-bottom: 12px;
            color: var(--text-dim);
            line-height: 1.7;
        }
        
        .content-section strong {
            color: var(--primary-color);
            font-weight: 600;
        }
        
        .content-section em {
            color: var(--accent-color);
            font-style: italic;
        }
        
        .content-section blockquote {
            border-left: 4px solid var(--primary-color);
            padding: 20px;
            margin: 25px 0;
            background: rgba(5, 8, 17, 0.5);
            border-radius: 0 10px 10px 0;
        }
        
        .content-section blockquote p {
            margin: 0;
            color: var(--text-dim);
            font-style: italic;
        }
        
        /* 信息框 */
        .info-box {
            background: rgba(0, 217, 255, 0.1);
            border: 1px solid rgba(0, 217, 255, 0.2);
            border-radius: 12px;
            padding: 20px;
            margin: 25px 0;
        }
        
        .info-box.success {
            background: rgba(0, 255, 136, 0.1);
            border-color: rgba(0, 255, 136, 0.2);
        }
        
        .info-box.warning {
            background: rgba(255, 193, 7, 0.1);
            border-color: rgba(255, 193, 7, 0.2);
        }
        
        .info-box.error {
            background: rgba(255, 42, 109, 0.1);
            border-color: rgba(255, 42, 109, 0.2);
        }
        
        .info-box-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
        }
        
        .info-box-header i {
            font-size: 20px;
            color: var(--primary-color);
        }
        
        .info-box.success .info-box-header i {
            color: #00ff88;
        }
        
        .info-box.warning .info-box-header i {
            color: #ffc107;
        }
        
        .info-box.error .info-box-header i {
            color: var(--accent-color);
        }
        
        .info-box-header h4 {
            font-size: 18px;
            color: var(--text-light);
            margin: 0;
        }
        
        .info-box-content p {
            margin: 0;
            color: var(--text-dim);
        }
        
        /* 表格样式 */
        .content-table {
            width: 100%;
            border-collapse: collapse;
            margin: 25px 0;
            background: rgba(5, 8, 17, 0.5);
            border-radius: 10px;
            overflow: hidden;
        }
        
        .content-table th {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            font-weight: 600;
            text-align: left;
            padding: 15px;
        }
        
        .content-table td {
            padding: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-light);
        }
        
        .content-table tr:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        
        /* 侧边栏 */
        .sidebar {
            position: sticky;
            top: 100px;
            height: fit-content;
        }
        
        .sidebar-widget {
            background: var(--card-bg);
            border-radius: 15px;
            padding: 25px;
            margin-bottom: 25px;
            border: 1px solid rgba(0, 217, 255, 0.1);
            backdrop-filter: blur(10px);
        }
        
        .sidebar-widget:last-child {
            margin-bottom: 0;
        }
        
        .widget-title {
            color: var(--primary-color);
            font-size: 20px;
            margin-bottom: 20px;
            font-family: 'Orbitron', sans-serif;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(0, 217, 255, 0.1);
        }
        
        .related-articles {
            list-style: none;
        }
        
        .related-item {
            padding: 15px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        
        .related-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        
        .related-item a {
            color: var(--text-light);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all 0.3s ease;
        }
        
        .related-item a:hover {
            color: var(--primary-color);
        }
        
        .related-item i {
            color: var(--primary-color);
            font-size: 14px;
        }
        
        .tags-container {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .tag {
            background: rgba(0, 217, 255, 0.1);
            color: var(--text-light);
            padding: 8px 15px;
            border-radius: 20px;
            font-size: 14px;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .tag:hover {
            background: rgba(0, 217, 255, 0.2);
            color: var(--primary-color);
            transform: translateY(-2px);
        }
        
        /* 作者信息 */
        .author-box {
            display: flex;
            gap: 20px;
            align-items: center;
            background: rgba(5, 8, 17, 0.5);
            padding: 25px;
            border-radius: 15px;
            margin-top: 40px;
            border: 1px solid rgba(0, 217, 255, 0.1);
        }
        
        .author-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            color: white;
            flex-shrink: 0;
        }
        
        .author-info h4 {
            color: var(--primary-color);
            margin-bottom: 8px;
            font-size: 18px;
        }
        
        .author-info p {
            color: var(--text-dim);
            margin-bottom: 10px;
        }
        
        .author-links {
            display: flex;
            gap: 15px;
        }
        
        .author-link {
            color: var(--text-dim);
            transition: color 0.3s ease;
        }
        
        .author-link:hover {
            color: var(--primary-color);
        }
        
        /* 相关推荐 */
        .related-section {
            margin: 60px 0;
        }
        
        .section-title {
            color: var(--primary-color);
            font-size: 28px;
            font-family: 'Orbitron', sans-serif;
            margin-bottom: 30px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
        }
        
        @media (max-width: 768px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
        }
        
        .related-card {
            background: var(--card-bg);
            border-radius: 15px;
            overflow: hidden;
            transition: all 0.3s ease;
            border: 1px solid rgba(0, 217, 255, 0.1);
            backdrop-filter: blur(10px);
            height: 100%;
        }
        
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
            border-color: rgba(0, 217, 255, 0.3);
        }
        
        .related-card-image {
            height: 180px;
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.2), rgba(138, 43, 226, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-size: 36px;
        }
        
        .related-card-content {
            padding: 25px;
        }
        
        .related-card-meta {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 14px;
        }
        
        .related-card-date {
            color: var(--text-dim);
        }
        
        .related-card-category {
            background: rgba(0, 217, 255, 0.1);
            color: var(--primary-color);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
        }
        
        .related-card-content h3 {
            font-size: 18px;
            color: var(--text-light);
            margin-bottom: 15px;
            line-height: 1.4;
        }
        
        .related-card-content p {
            color: var(--text-dim);
            margin-bottom: 20px;
            line-height: 1.6;
            font-size: 14px;
        }
        
        .read-more {
            display: inline-flex;
            align-items: center;
            color: var(--primary-color);
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 14px;
        }
        
        .read-more:hover {
            color: var(--accent-color);
            gap: 10px;
        }
        
        .read-more i {
            margin-left: 8px;
            transition: all 0.3s ease;
        }
        
        /* 分享按钮 */
        .share-section {
            margin: 40px 0;
            padding: 25px;
            background: rgba(5, 8, 17, 0.5);
            border-radius: 15px;
            border: 1px solid rgba(0, 217, 255, 0.1);
        }
        
        .share-title {
            color: var(--text-light);
            margin-bottom: 20px;
            font-size: 18px;
        }
        
        .share-buttons {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
        }
        
        .share-button {
            padding: 12px 25px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            color: white;
        }
        
        .share-button i {
            margin-right: 8px;
        }
        
        .share-weibo {
            background: #e6162d;
        }
        
        .share-wechat {
            background: #07c160;
        }
        
        .share-qq {
            background: #12b7f5;
        }
        
        .share-link {
            background: rgba(255, 255, 255, 0.1);
            color: var(--text-light);
        }
        
        .share-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }
        
        /* 页脚 */
        footer {
            text-align: center;
            padding: 40px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 60px;
            color: var(--text-dim);
            font-size: 15px;
            position: relative;
        }
        
        footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 200px;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
        }
        
        .copyright {
            margin-bottom: 15px;
        }
        
        .footer-content {
            text-align: center;
        }

        .seo-info {
            color: var(--text-dim);
            font-size: 14px;
            margin: 15px 0;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 25px;
        }

        .footer-links a {
            color: var(--text-dim);
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 14px;
            padding: 8px 15px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .footer-links a:hover {
            color: var(--primary-color);
            background: rgba(0, 217, 255, 0.1);
            border-color: rgba(0, 217, 255, 0.2);
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .content-container {
                grid-template-columns: 1fr;
            }
            
            .sidebar {
                position: static;
                margin-top: 40px;
            }
        }
        
        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: rgba(5, 8, 17, 0.98);
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 40px;
                gap: 0;
                transition: left 0.3s ease;
                backdrop-filter: blur(10px);
                border-top: 1px solid rgba(0, 217, 255, 0.1);
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            .nav-item {
                width: 100%;
                text-align: center;
            }
            
            .nav-link {
                display: block;
                padding: 20px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
                font-size: 18px;
            }
            
            .nav-link:hover {
                background: rgba(0, 217, 255, 0.05);
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            body {
                padding-top: 70px;
            }
            
            .article-header {
                padding: 30px;
            }
            
            .article-title {
                font-size: 28px;
            }
            
            .article-content {
                padding: 25px;
            }
        }
        
        @media (max-width: 600px) {
            .article-title {
                font-size: 24px;
            }
            
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
            
            .share-buttons {
                flex-direction: column;
            }
            
            .share-button {
                width: 100%;
                text-align: center;
            }
            
            .author-box {
                flex-direction: column;
                text-align: center;
            }
            
            .related-grid {
                grid-template-columns: 1fr;
            }
        }