:root {
            --primary-color: #1a365d;
            --secondary-color: #2d3748;
            --accent-color: #4299e1;
            --highlight-color: #ecc94b;
            --text-color: #2d3748;
            --light-bg: #f7fafc;
            --border-color: #e2e8f0;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light-bg);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-color);
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        .my-logo i {
            margin-right: 10px;
            color: var(--accent-color);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary-color);
            cursor: pointer;
            padding: 10px;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 20px;
        }
        nav a {
            text-decoration: none;
            color: var(--secondary-color);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 4px;
            transition: var(--transition);
            font-size: 0.95rem;
        }
        nav a:hover, nav a.active {
            background-color: var(--accent-color);
            color: white;
        }
        .search-container {
            display: flex;
            margin-top: 15px;
            width: 100%;
        }
        #search-input {
            flex-grow: 1;
            padding: 12px 15px;
            border: 2px solid var(--border-color);
            border-radius: 4px 0 0 4px;
            font-size: 1rem;
        }
        #search-btn {
            background-color: var(--accent-color);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        #search-btn:hover {
            background-color: #3182ce;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
            margin: 30px 0;
        }
        .content-area {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        aside {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        h1 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 3px solid var(--accent-color);
        }
        h2 {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin: 35px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
        }
        h3 {
            font-size: 1.4rem;
            color: var(--secondary-color);
            margin: 25px 0 15px;
        }
        h4 {
            font-size: 1.1rem;
            color: var(--secondary-color);
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 15px;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--primary-color);
            background-color: #ebf8ff;
            padding: 15px;
            border-left: 4px solid var(--accent-color);
            border-radius: 4px;
            margin-bottom: 25px;
        }
        .info-box {
            background-color: #f0f9ff;
            border: 1px solid #bae6fd;
            border-radius: 8px;
            padding: 20px;
            margin: 25px 0;
        }
        .info-box h3 {
            margin-top: 0;
            color: #0369a1;
        }
        .game-details {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 25px 0;
        }
        .detail-card {
            background-color: #f8fafc;
            padding: 15px;
            border-radius: 6px;
            border-left: 4px solid var(--accent-color);
        }
        .update-log {
            background-color: #fff7ed;
            border: 1px solid #fed7aa;
            border-radius: 8px;
            padding: 20px;
            margin: 25px 0;
        }
        .update-log h3 {
            color: #c2410c;
        }
        .update-item {
            padding: 15px 0;
            border-bottom: 1px dashed #fed7aa;
        }
        .update-item:last-child {
            border-bottom: none;
        }
        .update-date {
            color: #ea580c;
            font-weight: 600;
            display: block;
            margin-bottom: 5px;
        }
        .article-img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 20px 0;
            box-shadow: var(--shadow);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #718096;
            margin-top: 5px;
            font-size: 0.9rem;
        }
        .img-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 15px;
            margin: 25px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }
        th, td {
            padding: 12px 15px;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
        }
        th {
            background-color: var(--primary-color);
            color: white;
            font-weight: 600;
        }
        tr:nth-child(even) {
            background-color: #f8fafc;
        }
        tr:hover {
            background-color: #edf2f7;
        }
        ul, ol {
            margin-left: 20px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 8px;
        }
        .feature-list {
            list-style: none;
            margin-left: 0;
        }
        .feature-list li {
            padding-left: 30px;
            position: relative;
        }
        .feature-list li:before {
            content: "✓";
            color: #38a169;
            font-weight: bold;
            position: absolute;
            left: 0;
        }
        .btn {
            display: inline-block;
            background-color: var(--accent-color);
            color: white;
            padding: 12px 24px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            min-height: 44px;
            min-width: 44px;
        }
        .btn:hover {
            background-color: #3182ce;
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(66, 153, 225, 0.3);
        }
        .btn-secondary {
            background-color: var(--secondary-color);
        }
        .btn-secondary:hover {
            background-color: #4a5568;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 10px 0;
        }
        .star {
            color: #e2e8f0;
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .star:hover, .star.active {
            color: #fbbf24;
        }
        .social-share {
            display: flex;
            gap: 15px;
            margin: 20px 0;
        }
        .social-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: #f1f5f9;
            color: var(--secondary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        .social-icon:hover {
            transform: translateY(-3px);
            background-color: var(--accent-color);
            color: white;
        }
        .quick-links {
            margin-bottom: 25px;
        }
        .quick-links h3 {
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: var(--primary-color);
        }
        .quick-links ul {
            list-style: none;
            margin-left: 0;
        }
        .quick-links li {
            margin-bottom: 10px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        .quick-links a {
            text-decoration: none;
            color: var(--text-color);
            display: flex;
            align-items: center;
            transition: var(--transition);
        }
        .quick-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        .quick-links i {
            margin-right: 10px;
            color: var(--accent-color);
            width: 20px;
        }
        .game-info-sidebar {
            background-color: #f8fafc;
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 25px;
        }
        .info-row {
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .info-row:last-child {
            border-bottom: none;
        }
        footer {
            background-color: var(--primary-color);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
            border-radius: 8px 8px 0 0;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
            border-bottom: 2px solid var(--accent-color);
            padding-bottom: 10px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #cbd5e0;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: 15px 0;
            padding: 10px;
            background-color: rgba(255,255,255,0.1);
            border-radius: 4px;
        }
        friend-link a {
            color: #90cdf4;
            text-decoration: none;
            font-weight: 500;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2d3748;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        #back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--accent-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: var(--shadow);
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 999;
        }
        #back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }
        #back-to-top:hover {
            background-color: #3182ce;
            transform: translateY(-5px);
        }
        .comment-form, .rating-form {
            background-color: #f8fafc;
            padding: 25px;
            border-radius: 8px;
            margin: 30px 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--secondary-color);
        }
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            border-color: var(--accent-color);
            outline: none;
            box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.2);
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .comments-container {
            margin: 40px 0;
        }
        .comment {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 20px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            border-left: 4px solid var(--border-color);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            font-size: 0.9rem;
            color: #718096;
        }
        .comment-author {
            font-weight: 600;
            color: var(--primary-color);
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 20px;
                right: 15px;
            }
            nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease;
            }
            nav.active {
                max-height: 500px;
                margin-top: 15px;
            }
            nav ul {
                flex-direction: column;
                gap: 10px;
            }
            nav a {
                display: block;
                padding: 12px 15px;
                border-radius: 4px;
            }
            .social-share {
                justify-content: center;
            }
        }
        @media (max-width: 480px) {
            .content-area, aside {
                padding: 20px 15px;
            }
            .btn {
                padding: 10px 20px;
                display: block;
                text-align: center;
            }
            .game-details {
                grid-template-columns: 1fr;
            }
        }
        .text-center { text-align: center; }
        .text-accent { color: var(--accent-color); }
        .text-highlight { color: var(--highlight-color); }
        .mt-20 { margin-top: 20px; }
        .mb-20 { margin-bottom: 20px; }
        .p-15 { padding: 15px; }
        .bold { font-weight: 700; }
        .italic { font-style: italic; }
        .underline { text-decoration: underline; }
        .bg-light { background-color: var(--light-bg); }
        .rounded { border-radius: 8px; }
        .shadow { box-shadow: var(--shadow); }
        .flex { display: flex; }
        .flex-col { flex-direction: column; }
        .items-center { align-items: center; }
        .justify-between { justify-content: space-between; }
        .gap-10 { gap: 10px; }
        .gap-20 { gap: 20px; }