:root {
            --primary: #2c3e50;
            --secondary: #e74c3c;
            --accent: #f39c12;
            --light: #ecf0f1;
            --dark: #1a252f;
            --text: #333;
            --gray: #95a5a6;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background-color: #f9f9f9;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--primary);
            color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            text-decoration: none;
            color: var(--accent);
        }
        .my-logo i {
            color: var(--accent);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        nav a {
            color: white;
            font-weight: 600;
            padding: 5px 0;
            border-bottom: 2px solid transparent;
        }
        nav a:hover, nav a.active {
            color: var(--accent);
            text-decoration: none;
            border-bottom-color: var(--accent);
        }
        .search-form {
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            background: white;
        }
        .search-form input {
            padding: 10px 15px;
            border: none;
            outline: none;
            min-width: 200px;
        }
        .search-form button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 10px 15px;
            cursor: pointer;
        }
        .search-form button:hover {
            background: #c0392b;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            background: var(--light);
            padding: 12px 0;
            font-size: 0.9rem;
            margin-bottom: 30px;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 5px;
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        article {
            background: white;
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        h1 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 20px;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 35px 0 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary);
            margin: 30px 0 12px;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--dark);
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .intro {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--dark);
            background: #f8f9fa;
            padding: 20px;
            border-left: 4px solid var(--accent);
            margin-bottom: 30px;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .highlight {
            background: linear-gradient(120deg, #ffeaa7 0%, #ffeaa7 100%);
            padding: 3px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 30px 0;
        }
        .strategy-card {
            background: var(--light);
            padding: 25px;
            border-radius: var(--radius);
            border-top: 5px solid var(--secondary);
            transition: var(--transition);
        }
        .strategy-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .strategy-card h4 {
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .game-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 25px auto;
            display: block;
            border: 5px solid white;
        }
        .link-list {
            background: #f1f8ff;
            padding: 20px;
            border-radius: var(--radius);
            margin: 30px 0;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .link-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px;
            background: white;
            border-radius: 6px;
            border: 1px solid #d1e3ff;
        }
        .link-list a:hover {
            background: #e3f2fd;
            text-decoration: none;
            transform: translateX(5px);
        }
        .quote {
            font-style: italic;
            border-left: 4px solid var(--accent);
            padding: 20px;
            margin: 30px 0;
            background: #fff9e6;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .author {
            text-align: right;
            font-weight: bold;
            color: var(--primary);
            margin-top: 10px;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px dashed #ddd;
        }
        .interaction {
            background: white;
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            margin-top: 30px;
        }
        .rating-section, .comment-section {
            margin-bottom: 40px;
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 15px 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover, .star.active {
            color: var(--accent);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
            max-width: 600px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }
        input, textarea, select {
            padding: 12px 15px;
            border: 1px solid #ccc;
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.2);
        }
        button[type="submit"] {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: var(--radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
        }
        button[type="submit"]:hover {
            background: #c0392b;
            transform: translateY(-2px);
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: var(--accent);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 10px;
        }
        friend-link a {
            color: #bbb;
        }
        friend-link a:hover {
            color: white;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #34495e;
            color: #bbb;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 30px; }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 20px;
                box-shadow: var(--shadow);
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .search-form {
                order: 3;
                width: 100%;
                margin-top: 15px;
            }
            .search-form input {
                flex: 1;
                min-width: auto;
            }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            article { padding: 20px; }
            .strategy-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            .footer-content { grid-template-columns: 1fr; }
            h1 { font-size: 1.8rem; }
            .intro { font-size: 1.1rem; }
        }