:root {
            --primary-color: #00ccff;
            --secondary-color: #ff66cc;
            --accent-color: #ffcc00;
            --dark-bg: #0f172a;
            --card-bg: #1e293b;
            --text-primary: #f8fafc;
            --text-secondary: #cbd5e1;
            --border-color: #334155;
            --success-color: #10b981;
            --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            --font-body: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--dark-bg);
            color: var(--text-primary);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--accent-color);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark-bg) 0%, #1a1f3a 100%);
            border-bottom: 2px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        nav {
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }
        .nav-links {
            display: flex;
            gap: 1.5rem;
            list-style: none;
        }
        .nav-links a {
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-color);
            transition: width 0.3s ease;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--text-primary);
            cursor: pointer;
        }
        .search-box {
            display: flex;
            border-radius: 30px;
            overflow: hidden;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
        }
        .search-box input {
            padding: 0.7rem 1.2rem;
            background: transparent;
            border: none;
            color: var(--text-primary);
            min-width: 220px;
        }
        .search-box button {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 0 1.2rem;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #00a3d9;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb span {
            margin: 0 0.5rem;
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        article {
            background: var(--card-bg);
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
            border: 1px solid var(--border-color);
        }
        h1 {
            font-family: var(--font-heading);
            font-size: 3rem;
            margin-bottom: 1.5rem;
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            margin: 2.5rem 0 1rem;
            color: var(--accent-color);
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.7rem;
            margin: 2rem 0 0.8rem;
            color: var(--primary-color);
        }
        h4 {
            font-size: 1.3rem;
            margin: 1.5rem 0 0.6rem;
            color: var(--text-primary);
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .update-time {
            color: var(--success-color);
            font-weight: bold;
        }
        .featured-image {
            width: 100%;
            border-radius: 10px;
            overflow: hidden;
            margin: 2rem 0;
            border: 3px solid var(--border-color);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .highlight {
            background: linear-gradient(90deg, rgba(0,204,255,0.1) 0%, rgba(255,102,204,0.1) 100%);
            border-left: 4px solid var(--primary-color);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight p {
            margin-bottom: 0;
            font-style: italic;
        }
        .tip-box {
            background-color: rgba(255, 204, 0, 0.1);
            border: 1px solid var(--accent-color);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .tip-box h4 {
            color: var(--accent-color);
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .internal-links {
            background: rgba(30, 41, 59, 0.7);
            border-radius: 10px;
            padding: 1.5rem;
            margin: 2rem 0;
            border: 1px dashed var(--border-color);
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 0.8rem;
            list-style: none;
        }
        .internal-links li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem;
            border-radius: 5px;
            transition: background 0.3s;
        }
        .internal-links li a:hover {
            background: rgba(0, 204, 255, 0.1);
        }
        .user-interaction {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid var(--border-color);
        }
        .rating-section, .comment-section {
            margin-bottom: 3rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #475569;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: var(--accent-color);
        }
        .comment-form textarea {
            width: 100%;
            background: var(--dark-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 1rem;
            color: var(--text-primary);
            margin: 1rem 0;
            min-height: 120px;
            font-family: var(--font-body);
        }
        .btn-submit {
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 30px;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .btn-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 204, 255, 0.4);
        }
        aside {
            position: sticky;
            top: 120px;
            height: fit-content;
        }
        .sidebar-widget {
            background: var(--card-bg);
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            border: 1px solid var(--border-color);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-top: 0;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        .popular-topics ul {
            list-style: none;
        }
        .popular-topics li {
            margin-bottom: 0.8rem;
            padding-left: 1.5rem;
            position: relative;
        }
        .popular-topics li::before {
            content: '🎮';
            position: absolute;
            left: 0;
        }
        .ad-placeholder {
            height: 250px;
            background: linear-gradient(45deg, #1e293b 25%, #2d3748 25%, #2d3748 50%, #1e293b 50%, #1e293b 75%, #2d3748 75%, #2d3748);
            background-size: 40px 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            border-radius: 8px;
            animation: moveBg 4s linear infinite;
        }
        @keyframes moveBg {
            0% { background-position: 0 0; }
            100% { background-position: 40px 40px; }
        }
        footer {
            background: #0a0f1f;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
            border-top: 2px solid var(--border-color);
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: var(--primary-color);
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 0.7rem;
        }
        friend-link {
            display: block;
            margin: 1.5rem 0;
            padding: 1rem;
            background: rgba(0, 204, 255, 0.05);
            border-radius: 8px;
            text-align: center;
            border: 1px solid rgba(0, 204, 255, 0.2);
        }
        friend-link a {
            font-weight: bold;
            font-size: 1.1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            nav {
                width: 100%;
                justify-content: space-between;
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                margin-top: 1rem;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                width: 100%;
                border-bottom: 1px solid var(--border-color);
            }
            .nav-links a {
                display: block;
                padding: 1rem;
            }
            .hamburger {
                display: block;
            }
            .search-box input {
                min-width: 180px;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            article {
                padding: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .search-box {
                width: 100%;
                margin-top: 1rem;
            }
            .search-box input {
                min-width: auto;
                flex-grow: 1;
            }
            .internal-links ul {
                grid-template-columns: 1fr;
            }
        }