:root {
            --primary-color: #1a365d;
            --secondary-color: #2d3748;
            --accent-color: #4299e1;
            --light-color: #f7fafc;
            --dark-color: #2d3748;
            --border-color: #e2e8f0;
            --success-color: #38a169;
            --warning-color: #d69e2e;
            --danger-color: #e53e3e;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            color: var(--dark-color);
            background-color: var(--light-color);
            font-size: 16px;
        }
        .site-header {
            background-color: var(--primary-color);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: bold;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo:hover {
            color: var(--accent-color);
        }
        .my-logo i {
            font-size: 2.2rem;
        }
        .main-nav {
            display: flex;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        .nav-link {
            color: white;
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--accent-color);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-color);
            transition: var(--transition);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        main {
            background-color: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 2rem;
            overflow: hidden;
        }
        aside {
            background-color: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 1.5rem;
            height: fit-content;
        }
        footer {
            background-color: var(--secondary-color);
            color: white;
            padding: 2rem 0;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        h1, h2, h3, h4 {
            color: var(--primary-color);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        h1 {
            font-size: 2.5rem;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
            margin-bottom: 2rem;
        }
        h2 {
            font-size: 2rem;
            margin-top: 2.5rem;
            padding-top: 0.5rem;
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 1.5rem;
        }
        h4 {
            font-size: 1.2rem;
            margin-top: 1.2rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        ul, ol {
            margin-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 1.5rem;
        }
        th, td {
            border: 1px solid var(--border-color);
            padding: 0.75rem;
            text-align: left;
        }
        th {
            background-color: var(--primary-color);
            color: white;
        }
        tr:nth-child(even) {
            background-color: #f8f9fa;
        }
        .article-image {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--secondary-color);
            margin-top: -0.5rem;
            margin-bottom: 1.5rem;
        }
        .card {
            background-color: #f8f9fa;
            border-radius: var(--radius);
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            border-left: 4px solid var(--accent-color);
        }
        .btn {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            background-color: var(--accent-color);
            color: white;
            text-decoration: none;
            border-radius: var(--radius);
            font-weight: 600;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            font-size: 1rem;
        }
        .btn:hover {
            background-color: #3182ce;
            transform: translateY(-2px);
        }
        .search-container {
            margin: 1.5rem 0;
        }
        .search-box {
            width: 100%;
            padding: 0.75rem;
            border: 2px solid var(--border-color);
            border-radius: var(--radius);
            font-size: 1rem;
        }
        .search-box:focus {
            outline: none;
            border-color: var(--accent-color);
        }
        .social-sharing {
            display: flex;
            gap: 0.75rem;
            margin: 2rem 0;
        }
        .social-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            color: white;
            text-decoration: none;
            transition: var(--transition);
        }
        .facebook { background-color: #3b5998; }
        .twitter { background-color: #1da1f2; }
        .pinterest { background-color: #bd081c; }
        .whatsapp { background-color: #25d366; }
        .social-btn:hover {
            transform: translateY(-3px);
        }
        .back-to-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: var(--shadow);
            opacity: 0;
            transition: var(--transition);
            z-index: 99;
        }
        .back-to-top.visible {
            opacity: 1;
        }
        .back-to-top:hover {
            background-color: var(--accent-color);
            transform: translateY(-5px);
        }
        .rating-container {
            margin: 2rem 0;
            padding: 1.5rem;
            background-color: #f0f9ff;
            border-radius: var(--radius);
            border: 1px solid var(--border-color);
        }
        .stars {
            display: flex;
            gap: 0.25rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #e2e8f0;
            cursor: pointer;
            transition: var(--transition);
        }
        .star.active {
            color: #f6ad55;
        }
        .comment-form, .comments-section {
            margin: 2rem 0;
        }
        .comment-box {
            width: 100%;
            padding: 1rem;
            border: 2px solid var(--border-color);
            border-radius: var(--radius);
            font-size: 1rem;
            margin-bottom: 1rem;
            min-height: 120px;
        }
        .comment {
            padding: 1.5rem;
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            margin-bottom: 1.5rem;
        }
        .comment-author {
            font-weight: bold;
            margin-bottom: 0.5rem;
            color: var(--primary-color);
        }
        .comment-date {
            color: #718096;
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
        }
        .infobox {
            border: 1px solid var(--border-color);
            background-color: #f8f9fa;
            padding: 1rem;
            margin-bottom: 2rem;
            border-radius: var(--radius);
            float: right;
            width: 300px;
            margin-left: 1.5rem;
        }
        .infobox-title {
            background-color: var(--primary-color);
            color: white;
            padding: 0.5rem;
            text-align: center;
            font-weight: bold;
            border-radius: 4px 4px 0 0;
            margin: -1rem -1rem 1rem -1rem;
        }
        .infobox-row {
            display: flex;
            padding: 0.5rem 0;
            border-bottom: 1px solid var(--border-color);
        }
        .infobox-label {
            font-weight: bold;
            width: 40%;
        }
        .infobox-value {
            width: 60%;
        }
        .toc {
            background-color: #f8f9fa;
            border: 1px solid var(--border-color);
            padding: 1.5rem;
            border-radius: var(--radius);
            margin-bottom: 2rem;
        }
        .toc-title {
            font-weight: bold;
            margin-bottom: 1rem;
            color: var(--primary-color);
        }
        .toc-list {
            list-style: none;
            margin-left: 0;
        }
        .toc-item {
            margin-bottom: 0.5rem;
        }
        .toc-link {
            text-decoration: none;
            color: var(--dark-color);
        }
        .toc-link:hover {
            color: var(--accent-color);
        }
        .update-log {
            background-color: #fffaf0;
            border-left: 4px solid var(--warning-color);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .faq-item {
            margin-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 1.5rem;
        }
        .faq-question {
            font-weight: bold;
            color: var(--primary-color);
            margin-bottom: 0.75rem;
            font-size: 1.1rem;
        }
        @media (max-width: 1024px) {
            .container {
                grid-template-columns: 1fr;
            }
            .infobox {
                float: none;
                width: 100%;
                margin-left: 0;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: block;
            }
            .nav-list {
                flex-direction: column;
                gap: 0;
            }
            .nav-item {
                width: 100%;
            }
            .nav-link {
                display: block;
                padding: 1rem 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .social-sharing {
                justify-content: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.5rem;
            }
            main, aside {
                padding: 1rem;
            }
            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.9rem;
            }
        }
        .text-center { text-align: center; }
        .text-right { text-align: right; }
        .mt-1 { margin-top: 0.5rem; }
        .mt-2 { margin-top: 1rem; }
        .mt-3 { margin-top: 1.5rem; }
        .mt-4 { margin-top: 2rem; }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }
        .highlight { background-color: #fffacd; padding: 0.2rem 0.4rem; border-radius: 3px; }
        .note { background-color: #e6f7ff; padding: 1rem; border-left: 4px solid var(--accent-color); margin: 1.5rem 0; }
        .warning { background-color: #fff7e6; padding: 1rem; border-left: 4px solid var(--warning-color); margin: 1.5rem 0; }
        .success { background-color: #f6ffed; padding: 1rem; border-left: 4px solid var(--success-color); margin: 1.5rem 0; }
        .game-card {
            background: linear-gradient(135deg, #1a365d 0%, #2d3748 100%);
            color: white;
            padding: 2rem;
            border-radius: var(--radius);
            margin: 2rem 0;
            text-align: center;
        }
        .team-red {
            color: #e53e3e;
            font-weight: bold;
        }
        .team-blue {
            color: #4299e1;
            font-weight: bold;
        }
        .keyword {
            background-color: #edf2f7;
            padding: 0.3rem 0.6rem;
            border-radius: 4px;
            font-family: monospace;
            font-weight: bold;
            color: var(--primary-color);
        }
        .game-tip {
            background-color: #fefcbf;
            border: 2px dashed #d69e2e;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 1.5rem 0;
        }
        .download-options {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .download-card {
            background-color: #f8f9fa;
            border: 2px solid var(--border-color);
            border-radius: var(--radius);
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition);
        }
        .download-card:hover {
            border-color: var(--accent-color);
            transform: translateY(-5px);
        }