:root {
            --primary-color: #1a365d;
            --secondary-color: #c53030;
            --accent-color: #ecc94b;
            --dark-bg: #2d3748;
            --light-bg: #f7fafc;
            --text-dark: #2d3748;
            --text-light: #e2e8f0;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-dark);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        a {
            color: var(--secondary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-color), var(--dark-bg));
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-color);
            text-transform: uppercase;
            letter-spacing: 1px;
            font-family: 'Arial Black', sans-serif;
            background: linear-gradient(to right, #ecc94b, #f6e05e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: var(--text-light);
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--accent-color);
            text-decoration: none;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-color);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .breadcrumb {
            background-color: #edf2f7;
            padding: 0.75rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: var(--primary-color);
        }
        .breadcrumb span {
            color: #718096;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: white;
            border-radius: 2px;
            transition: var(--transition);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        main {
            background: white;
            padding: 2.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        aside {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--secondary-color);
            margin: 2.5rem 0 1rem;
            padding-left: 0.75rem;
            border-left: 5px solid var(--primary-color);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--dark-bg);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #4a5568;
            margin: 1.5rem 0 0.75rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.2rem;
            background: linear-gradient(to right, #ebf8ff, #bee3f8);
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 2rem;
            border-left: 5px solid var(--secondary-color);
        }
        .highlight {
            background-color: #fffacd;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 2rem 0;
            border: 1px dashed var(--accent-color);
        }
        .highlight strong {
            color: var(--secondary-color);
        }
        .game-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 2rem auto;
            display: block;
            box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            transition: transform 0.5s ease;
        }
        .game-image:hover {
            transform: scale(1.01);
        }
        figcaption {
            text-align: center;
            font-style: italic;
            color: #718096;
            margin-top: 0.5rem;
        }
        .resource-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .resource-link {
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 8px;
            border: 1px solid #e2e8f0;
            transition: var(--transition);
        }
        .resource-link:hover {
            background: #edf2f7;
            border-color: var(--secondary-color);
            transform: translateY(-3px);
        }
        .resource-link a {
            color: var(--primary-color);
            font-weight: 600;
            display: block;
        }
        .resource-link a:hover {
            color: var(--secondary-color);
        }
        .user-interaction {
            background: #f0f9ff;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            border: 1px solid #90cdf4;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 1.5rem;
        }
        .search-box, .comment-form, .rating-form {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        .form-group {
            margin-bottom: 1rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark-bg);
        }
        input, textarea, select {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #cbd5e0;
            border-radius: 5px;
            font-family: inherit;
        }
        button, .btn {
            background: linear-gradient(to right, var(--primary-color), var(--dark-bg));
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, var(--secondary-color), #9b2c2c);
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #cbd5e0;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #f6e05e;
        }
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: var(--accent-color);
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: inline-block;
            background: #4a5568;
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            margin: 0.25rem;
            transition: var(--transition);
        }
        friend-link:hover {
            background: var(--secondary-color);
            transform: translateY(-2px);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        .update-time {
            background: #c6f6d5;
            color: #22543d;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            display: inline-block;
            margin: 1rem 0;
            font-weight: 600;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                background: var(--primary-color);
                transition: left 0.5s ease;
                padding: 1rem;
                box-shadow: 0 5px 10px rgba(0,0,0,0.2);
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
            }
            .hamburger {
                display: flex;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 5px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(7px, -6px);
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 480px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .resource-links {
                grid-template-columns: 1fr;
            }
            main, aside {
                padding: 1.5rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }