:root {
            --primary: #e53935;
            --secondary: #ffd600;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --accent: #2d3436;
            --gradient: linear-gradient(135deg, #e53935, #ff6f61);
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.8;
            color: #333;
            background: #fff;
        }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
        .site-header {
            background: var(--dark);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.2);
        }
        .header-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--secondary);
            text-decoration: none;
            letter-spacing: 2px;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            transition: transform 0.3s;
        }
        .my-logo:hover { transform: scale(1.05); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        .main-nav a {
            color: #fff;
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            transition: all 0.3s;
        }
        .main-nav a:hover {
            background: var(--primary);
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #fff;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            background: #f8f9fa;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb .separator { margin: 0 0.5rem; color: #999; }
        .hero {
            background: var(--gradient);
            color: #fff;
            padding: 4rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="white" stroke-opacity="0.1" stroke-width="2"/></svg>');
            background-size: 60px 60px;
        }
        .hero h1 {
            font-size: 3.5rem;
            font-weight: 900;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
            position: relative;
            z-index: 1;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 700px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }
        .search-wrapper {
            max-width: 600px;
            margin: 2rem auto 0;
            position: relative;
            z-index: 1;
            padding: 0 20px;
        }
        .search-form {
            display: flex;
            gap: 10px;
            background: #fff;
            border-radius: 50px;
            padding: 8px 8px 8px 20px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
        }
        .search-form input {
            flex: 1;
            border: none;
            font-size: 1rem;
            padding: 12px 0;
            outline: none;
            background: transparent;
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 50%;
            width: 48px;
            height: 48px;
            font-size: 1.2rem;
            cursor: pointer;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .search-form button:hover { background: #c62828; transform: scale(1.1); }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 3rem;
            padding: 3rem 0;
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.9;
        }
        .article-body h2 {
            font-size: 2.2rem;
            color: var(--dark);
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--primary);
            position: relative;
        }
        .article-body h2::before {
            content: '🎮 ';
            margin-right: 5px;
        }
        .article-body h3 {
            font-size: 1.5rem;
            color: var(--accent);
            margin: 2.5rem 0 1rem;
        }
        .article-body h4 {
            font-size: 1.2rem;
            color: #555;
            margin: 2rem 0 0.8rem;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .article-body ul, .article-body ol {
            margin: 0 0 1.5rem 2rem;
        }
        .article-body li {
            margin-bottom: 0.6rem;
        }
        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
        }
        .figure-caption {
            font-size: 0.9rem;
            color: #777;
            text-align: center;
            margin-top: -1rem;
            margin-bottom: 2rem;
        }
        .highlight-box {
            background: #fff3e0;
            border-left: 4px solid var(--primary);
            padding: 1.5rem 2rem;
            margin: 2rem 0;
            border-radius: 0 12px 12px 0;
        }
        .info-box {
            background: #e3f2fd;
            border-left: 4px solid #1976d2;
            padding: 1.5rem 2rem;
            margin: 2rem 0;
            border-radius: 0 12px 12px 0;
        }
        .tip-box {
            background: #e8f5e9;
            border-left: 4px solid #2e7d32;
            padding: 1.5rem 2rem;
            margin: 2rem 0;
            border-radius: 0 12px 12px 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-module {
            background: var(--light);
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 2rem;
        }
        .sidebar-module h3 {
            font-size: 1.1rem;
            color: var(--dark);
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary);
        }
        .sidebar-module ul {
            list-style: none;
        }
        .sidebar-module li {
            margin-bottom: 0.6rem;
        }
        .sidebar-module a {
            color: var(--accent);
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s;
        }
        .sidebar-module a:hover {
            color: var(--primary);
            padding-left: 5px;
        }
        .related-links a::before {
            content: '🔗 ';
            font-size: 0.8rem;
        }
        .interaction-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 3rem 0;
        }
        .interaction-box {
            background: var(--light);
            border-radius: 12px;
            padding: 2rem;
        }
        .interaction-box h3 {
            margin-bottom: 1.5rem;
            color: var(--dark);
        }
        .interaction-box form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .interaction-box input,
        .interaction-box textarea,
        .interaction-box select {
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
        }
        .interaction-box textarea { min-height: 120px; resize: vertical; }
        .btn-submit {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 24px;
            border-radius: 25px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s;
        }
        .btn-submit:hover { background: #c62828; transform: translateY(-2px); }
        .star-rating {
            display: flex;
            gap: 8px;
            justify-content: center;
            margin: 1rem 0;
        }
        .star-rating i {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.3s;
        }
        .star-rating i.active { color: var(--secondary); }
        .site-footer {
            background: var(--dark);
            color: #aaa;
            padding: 3rem 0 0;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            padding-bottom: 2rem;
        }
        .footer-title {
            color: #fff;
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }
        .footer-links a {
            color: #aaa;
            text-decoration: none;
            display: block;
            margin-bottom: 0.5rem;
            transition: color 0.3s;
        }
        .footer-links a:hover { color: var(--secondary); }
        .copyright {
            border-top: 1px solid #444;
            padding: 1.5rem 0;
            text-align: center;
            font-size: 0.9rem;
        }
        friend-link {
            display: block;
            padding: 1rem 0;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            text-align: center;
        }
        friend-link a {
            color: var(--secondary);
            text-decoration: none;
            margin: 0 8px;
        }
        friend-link a:hover { text-decoration: underline; }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                background: var(--dark);
                padding: 1rem 0;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                align-items: center;
                gap: 0.8rem;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .interaction-section {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
                border-radius: 20px;
                padding: 15px;
            }
            .search-form button {
                width: 100%;
                border-radius: 25px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .article-body h2 {
                font-size: 1.6rem;
            }
            .article-body h3 {
                font-size: 1.3rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
            .my-logo {
                font-size: 1.6rem;
            }
        }
        @media print {
            .site-header, .site-footer, .sidebar, .interaction-section {
                display: none;
            }
        }