:root {
            --primary-color: #1a5276;
            --secondary-color: #e74c3c;
            --accent-color: #f39c12;
            --text-color: #2c3e50;
            --bg-light: #ecf0f1;
            --border-radius: 8px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background-color: #f8f9fa;
        }
        .logo {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--primary-color);
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        .logo span {
            color: var(--secondary-color);
        }
        .navbar {
            background: linear-gradient(135deg, var(--primary-color), #2980b9);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .nav-link {
            color: white !important;
            font-weight: 500;
            padding: 8px 15px !important;
            border-radius: var(--border-radius);
            transition: all 0.3s ease;
        }
        .nav-link:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(26, 82, 118, 0.8), rgba(41, 128, 185, 0.8)), url('https://via.placeholder.com/1200x600') center/cover no-repeat;
            color: white;
            padding: 100px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .section-title {
            color: var(--primary-color);
            border-left: 5px solid var(--accent-color);
            padding-left: 15px;
            margin: 30px 0 20px;
            font-weight: 700;
        }
        .content-card {
            background: white;
            border-radius: var(--border-radius);
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            padding: 25px;
            margin-bottom: 25px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border-top: 4px solid var(--primary-color);
        }
        .content-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        }
        .highlight {
            background-color: rgba(243, 156, 18, 0.1);
            border-left: 4px solid var(--accent-color);
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .key-point {
            font-weight: bold;
            color: var(--primary-color);
        }
        .game-image {
            border-radius: var(--border-radius);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            margin: 20px 0;
            transition: transform 0.3s ease;
            width: 100%;
        }
        .game-image:hover {
            transform: scale(1.02);
        }
        .feature-icon {
            font-size: 2rem;
            color: var(--secondary-color);
            margin-bottom: 15px;
        }
        footer {
            background-color: var(--primary-color);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background-color: var(--secondary-color);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
            z-index: 1000;
        }
        .back-to-top:hover {
            background-color: var(--accent-color);
            transform: translateY(-5px);
        }
        @media (max-width: 768px) {
            .logo {
                font-size: 1.5rem;
            }
            .hero-section {
                padding: 60px 0;
            }
            .content-card {
                padding: 15px;
            }
        }