:root {
            --primary: #1a9fff;
            --dark: #171a21;
            --light: #e5e5e5;
            --success: #5ba32b;
            --warning: #e5ae30;
            --danger: #d63626;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background-color: #1b2838;
            color: #c6d4df;
            line-height: 1.6;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 导航栏 */
        header {
            background-color: var(--dark);
            padding: 15px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        .logo a{
			height: 40px;
		}
        .logo img {
            height: 40px;
            margin-right: 10px;
        }
        
        .logo h1 {
            color: var(--light);
            font-size: 24px;
            font-weight: 700;
        }
        
        .nav-links {
            display: flex;
            list-style: none;
			align-items: center;
        }
        
        .nav-links li {
            margin-left: 30px;
        }
        
        .nav-links a {
            color: #fff;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
			transition: all 0.3s;
        }
        
        .nav-links a:hover {
            color: var(--primary);
        }
        
        .btn {
            display: inline-block;
            padding: 10px 20px;
            background-color: var(--primary);
            color: white;
            border-radius: 3px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
        }
        .nav-links a.btn:hover {
			color: white;
			transform: translateY(-2px);
		}
        .btn:hover {
            background-color: #0d8ae3;
            transform: translateY(-2px);
        }
        /* 右侧固定导航 */
        .side-nav {
            position: fixed;
            right: 30px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 1000;
            background: rgba(23, 26, 33, 0.9);
            padding: 15px;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
			z-index:99;
        }

        .side-nav ul {
            list-style: none;
        }

        .side-nav li {
            margin: 15px 0;
        }

        .side-nav a {
            color: #b8b6b4;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            padding: 5px 10px;
            border-radius: 5px;
        }

        .side-nav a:hover {
            color: var(--primary);
            background: rgba(26, 159, 255, 0.1);
        }

        .side-nav a.active {
            color: var(--primary);
            background: rgba(26, 159, 255, 0.2);
        }        
.side-nav ul {
            list-style: none;
        }

        .side-nav li {
            margin: 15px 0;
        }

        .side-nav a {
            color: #b8b6b4;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            padding: 5px 10px;
            border-radius: 5px;
        }

        .side-nav a:hover {
            color: var(--primary);
            background: rgba(26, 159, 255, 0.1);
        }

        .side-nav a.active {
            color: var(--primary);
            background: rgba(26, 159, 255, 0.2);
        }

        /* 汉堡菜单按钮 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 30px;
            height: 21px;
            cursor: pointer;
            z-index: 1000;
        }

        .menu-toggle span {
            display: block;
            height: 3px;
            width: 100%;
            background-color: white;
            transition: all 0.3s ease;
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background-color: rgba(23, 26, 33, 0.95);
                flex-direction: column;
                justify-content: center;
                align-items: center;
                z-index: 999;
            }

            .nav-links.active {
                display: flex;
            }

            .nav-links li {
                margin: 15px 0;
            }

            .nav-links a {
                font-size: 20px;
            }

            /* 汉堡菜单动画 */
            .menu-toggle.active span:first-child {
                transform: rotate(45deg) translate(6px, 6px);
            }

            .menu-toggle.active span:nth-child(2) {
                opacity: 0;
            }

            .menu-toggle.active span:last-child {
                transform: rotate(-45deg) translate(6px, -6px);
            }
        }
        .hero {
            background: linear-gradient(rgba(23, 26, 33, 0.8), rgba(23, 26, 33, 0.8)), url('https://steamcdn-a.akamaihd.net/steam/apps/10/header.jpg?t=1602535893');
            background-size: cover;
            background-position: center;
            height: 500px;
            display: flex;
            align-items: center;
            text-align: center;
            position: relative;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            padding: 20px;
        }
        
        .hero h2 {
            font-size: 48px;
            margin-bottom: 20px;
            color: white;
        }
        
        .hero p {
            font-size: 20px;
            margin-bottom: 30px;
            color: #b8b6b4;
        }
        
        /* 特性部分 */
        .features {
            padding: 80px 0;
            background-color: #2a3f5a;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }
        
        .section-title h2 {
            font-size: 36px;
            color: white;
            margin-bottom: 15px;
        }
        
        .section-title p {
            max-width: 700px;
            margin: 0 auto;
            color: #8f98a0;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .feature-card {
            background-color: rgba(42, 71, 94, 0.5);
            padding: 30px;
            border-radius: 5px;
            transition: transform 0.3s;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
        }
        
        .feature-icon {
            font-size: 40px;
            color: var(--primary);
            margin-bottom: 20px;
        }
        
        .feature-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: white;
        }
        
        /* 如何使用 */
        .how-to-use {
            padding: 80px 0;
            background-color: #1b2838;
        }
        
        .steps {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .step {
            display: flex;
            margin-bottom: 40px;
            align-items: flex-start;
        }
        
        .step-number {
            background-color: var(--primary);
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            margin-right: 20px;
            flex-shrink: 0;
        }
        
        .step-content h3 {
            font-size: 22px;
            margin-bottom: 10px;
            color: white;
        }
        
        /* 价格部分 */
        .pricing {
            padding: 80px 0;
            background-color: #2a3f5a;
        }
        
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .pricing-card {
            background-color: rgba(42, 71, 94, 0.5);
            border-radius: 5px;
            overflow: hidden;
            transition: transform 0.3s;
        }
        
        .pricing-card:hover {
            transform: translateY(-10px);
        }
        
        .pricing-header {
            padding: 20px;
            text-align: center;
            background-color: rgba(0, 0, 0, 0.2);
        }
        
        .pricing-header h3 {
            font-size: 24px;
            color: white;
            margin-bottom: 10px;
        }
        
        .price {
            font-size: 36px;
            font-weight: bold;
            color: var(--primary);
        }
        
        .price span {
            font-size: 16px;
            color: #8f98a0;
        }
        
        .pricing-body {
            padding: 30px;
        }
        
        .pricing-features {
            list-style: none;
            margin-bottom: 30px;
        }
        
        .pricing-features li {
            margin-bottom: 10px;
            position: relative;
            padding-left: 25px;
        }
        
        .pricing-features li:before {
            content: "✓";
            color: var(--success);
            position: absolute;
            left: 0;
        }
        
        /* 常见问题 */
        .faq {
            padding: 80px 0;
            background-color: #1b2838;
        }
        
        .accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .accordion-item {
            margin-bottom: 15px;
            border: 1px solid #2a3f5a;
            border-radius: 5px;
            overflow: hidden;
        }
        
        .accordion-header {
            padding: 15px 20px;
            background-color: rgba(42, 71, 94, 0.5);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .accordion-header h3 {
            color: white;
            font-size: 18px;
        }
        
        .accordion-content {
            padding: 20px;
            background-color: rgba(42, 71, 94, 0.3);
            display: none;
        }
        
        .accordion-item.active .accordion-content {
            display: block;
        }
        
        /* 页脚 */
        footer {
            background-color: var(--dark);
            padding: 50px 0 20px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-bottom: 40px;
        }
        
        .footer-column h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 18px;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 10px;
        }
        
        .footer-links a {
            color: #8f98a0;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-links a:hover {
            color: var(--primary);
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2a3f5a;
            color: #8f98a0;
            font-size: 14px;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            
            .hero h2 {
                font-size: 36px;
            }
            
            .hero p {
                font-size: 18px;
            }
        }
        .articles-section {
            padding: 80px 0;
            background-color: #1b2838;
        }
        
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .article-card {
            background-color: rgba(42, 71, 94, 0.5);
            border-radius: 5px;
            overflow: hidden;
            transition: transform 0.3s;
        }
        
        .article-card:hover {
            transform: translateY(-5px);
        }
        
        .article-image {
            height: 200px;
            background-size: cover;
            background-position: center;
        }
        
        .article-content {
            padding: 25px;
        }
        
        .article-meta {
            display: flex;
            justify-content: space-between;
            color: #8f98a0;
            font-size: 14px;
            margin-bottom: 15px;
        }
        
        .article-card h3 {
            font-size: 20px;
            margin-bottom: 15px;
            color: white;
        }
        
        .article-excerpt {
            color: #b8b6b4;
            margin-bottom: 20px;
        }
        
        .read-more {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
        }
        
        .read-more:after {
            content: "→";
            margin-left: 5px;
            transition: margin 0.3s;
        }
        
        .read-more:hover:after {
            margin-left: 10px;
        }
        
        .pagination {
            display: flex;
            justify-content: center;
            margin-top: 50px;
        }
        
        .page-numbers {
            display: flex;
            list-style: none;
        }
        
        .page-numbers li {
            margin: 0 5px;
        }
        
        .page-numbers a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(42, 71, 94, 0.5);
            color: #b8b6b4;
            text-decoration: none;
            border-radius: 3px;
            transition: all 0.3s;
        }
        
   .page-numbers a:hover, .page-numbers a.active,.page-numbers a.page-num-current {
            background-color: var(--primary);
            color: white;
        }
		
		.article-detail-section {
            padding: 80px 0;
            background-color: #1b2838;
        }
        
        .article-container {
            max-width: 800px;
            margin: 0 auto;
            background-color: rgba(42, 71, 94, 0.5);
            border-radius: 5px;
            overflow: hidden;
        }
        
        .article-header-image {
            height: 400px;
            background-size: cover;
            background-position: center;
        }
        
        .article-main-content {
            padding: 40px;
        }
        
        .article-meta {
            display: flex;
            justify-content: space-between;
            color: #8f98a0;
            margin-bottom: 30px;
            font-size: 14px;
        }
        
        .article-tags {
            display: flex;
        }
        
        .article-tags span {
            margin-left: 10px;
            padding: 3px 10px;
            background-color: rgba(26, 159, 255, 0.1);
            color: var(--primary);
            border-radius: 3px;
            font-size: 12px;
        }
        
        .article-title {
            font-size: 32px;
            margin-bottom: 20px;
            color: white;
            line-height: 1.3;
        }
        
        .article-content {
            color: #b8b6b4;
            line-height: 1.8;
        }
        
        .article-content h2, .article-content h3, .article-content h4 {
            color: white;
            margin: 30px 0 15px;
        }
        
        .article-content h2 {
            font-size: 24px;
            border-bottom: 1px solid #2a3f5a;
            padding-bottom: 10px;
        }
        
        .article-content h3 {
            font-size: 20px;
        }
        
        .article-content p {
            margin-bottom: 20px;
        }
        
        .article-content ul, .article-content ol {
            margin-bottom: 20px;
            padding-left: 20px;
        }
        
        .article-content li {
            margin-bottom: 10px;
        }
        
        .article-content img {
            max-width: 100%;
            height: auto;
            border-radius: 5px;
            margin: 20px 0;
            border: 1px solid #2a3f5a;
        }
        
        .article-content .note {
            background-color: rgba(26, 159, 255, 0.1);
            border-left: 3px solid var(--primary);
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 3px 3px 0;
        }
        
        .article-content .warning {
            background-color: rgba(214, 54, 38, 0.1);
            border-left: 3px solid var(--danger);
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 3px 3px 0;
        }
        
        .article-navigation {
            display: flex;
            justify-content: space-between;
            margin-top: 50px;
            padding-top: 30px;
            border-top: 1px solid #2a3f5a;
        }
        
        .nav-previous, .nav-next {
            flex: 1;
        }
        
        .nav-next {
            text-align: right;
        }
        
        .nav-label {
            color: #8f98a0;
            font-size: 14px;
            margin-bottom: 5px;
        }
        
        .nav-title {
            color: var(--primary);
            font-weight: 600;
        }
        
        .related-articles {
            margin-top: 80px;
        }
        
        .related-title {
            font-size: 24px;
            color: white;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 1px solid #2a3f5a;
        }
        
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        
        .related-article {
            background-color: rgba(42, 71, 94, 0.3);
            padding: 20px;
            border-radius: 5px;
            transition: transform 0.3s;
        }
        
        .related-article:hover {
            transform: translateY(-5px);
        }
        
        .related-article h3 {
            font-size: 16px;
            color: white;
            margin-bottom: 10px;
        }
        
        .related-article p {
            color: #8f98a0;
            font-size: 14px;
        }