:root {
            --primary-color: #e74c3c;
            --secondary-color: #f39c12;
            --accent-color: #c0392b;
            --dark-color: #2c3e50;
            --light-color: #ecf0f1;
            --text-color: #34495e;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
        }
        .logo-text {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--primary-color);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            letter-spacing: 1px;
        }
        .logo-text span {
            color: var(--secondary-color);
        }
        .navbar {
            background: linear-gradient(90deg, var(--dark-color) 0%, #34495e 100%);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            padding: 1rem 0;
        }
        .nav-link {
            color: var(--light-color) !important;
            font-weight: 500;
            transition: all 0.3s ease;
            margin: 0 10px;
        }
        .nav-link:hover {
            color: var(--secondary-color) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(44, 62, 80, 0.8), rgba(44, 62, 80, 0.9)), url('https://via.placeholder.com/1600x900') center/cover no-repeat;
            color: white;
            padding: 100px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
        }
        .hero-subtitle {
            font-size: 1.5rem;
            margin-bottom: 30px;
            opacity: 0.9;
        }
        .content-section {
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            padding: 40px;
            margin-bottom: 40px;
        }
        h1, h2, h3 {
            color: var(--dark-color);
            margin-bottom: 1.5rem;
        }
        h1 {
            border-bottom: 3px solid var(--primary-color);
            padding-bottom: 10px;
        }
        h2 {
            border-left: 5px solid var(--secondary-color);
            padding-left: 15px;
            margin-top: 40px;
        }
        h3 {
            color: var(--accent-color);
            margin-top: 30px;
        }
        .highlight {
            background-color: #fff9e6;
            border-left: 4px solid var(--secondary-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .game-feature {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 30px;
            border-radius: 12px;
            margin: 25px 0;
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
            transition: transform 0.3s ease;
        }
        .game-feature:hover {
            transform: translateY(-5px);
        }
        .feature-icon {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: var(--secondary-color);
        }
        .img-container {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
            margin: 30px 0;
            transition: transform 0.3s ease;
        }
        .img-container:hover {
            transform: scale(1.02);
        }
        .img-caption {
            background-color: var(--dark-color);
            color: white;
            padding: 10px 15px;
            font-style: italic;
            text-align: center;
        }
        .key-point {
            background-color: #e8f4fc;
            border-radius: 8px;
            padding: 15px;
            margin: 15px 0;
            border-left: 4px solid #3498db;
        }
        .key-point i {
            color: #3498db;
            margin-right: 10px;
        }
        footer {
            background: linear-gradient(90deg, var(--dark-color) 0%, #2c3e50 100%);
            color: white;
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-heading {
            color: var(--secondary-color);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .copyright {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            margin-top: 30px;
            text-align: center;
            opacity: 0.8;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
            border: none;
            padding: 12px 30px;
            font-weight: 600;
            border-radius: 50px;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(231, 76, 60, 0.4);
        }
        .table-of-contents {
            background-color: #f8f9fa;
            border-radius: 12px;
            padding: 25px;
            margin: 30px 0;
            border-left: 5px solid var(--primary-color);
        }
        .toc-list {
            list-style-type: none;
            padding-left: 0;
        }
        .toc-list li {
            margin-bottom: 10px;
            padding-left: 20px;
            position: relative;
        }
        .toc-list li:before {
            content: "▶";
            color: var(--primary-color);
            position: absolute;
            left: 0;
        }
        .toc-list a {
            color: var(--text-color);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .toc-list a:hover {
            color: var(--primary-color);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .hero-subtitle {
                font-size: 1.2rem;
            }
            .content-section {
                padding: 25px;
            }
            .logo-text {
                font-size: 1.8rem;
            }
        }
        .strategy-card {
            border: 1px solid #e0e0e0;
            border-radius: 10px;
            overflow: hidden;
            transition: all 0.3s ease;
            margin-bottom: 25px;
            height: 100%;
        }
        .strategy-card:hover {
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            transform: translateY(-5px);
        }
        .strategy-card-header {
            background: linear-gradient(90deg, var(--dark-color) 0%, #34495e 100%);
            color: white;
            padding: 15px;
            font-weight: 600;
        }
        .strategy-card-body {
            padding: 20px;
        }
        .rating-stars {
            color: var(--secondary-color);
        }
        .weapon-table {
            width: 100%;
            border-collapse: collapse;
            margin: 25px 0;
        }
        .weapon-table th {
            background-color: var(--dark-color);
            color: white;
            padding: 12px 15px;
            text-align: left;
        }
        .weapon-table td {
            padding: 10px 15px;
            border-bottom: 1px solid #e0e0e0;
        }
        .weapon-table tr:nth-child(even) {
            background-color: #f8f9fa;
        }
        .weapon-table tr:hover {
            background-color: #e8f4fc;
        }