:root {
            --primary-aqua: #00CED1;
            --secondary-jungle: #228B22;
            --accent-gold: #FFD700;
            --dark-deep: #006994;
            --light-coral: #F08080;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #e0f7fa 0%, #b2ebf2 100%);
        }
        .logo-main {
            font-family: 'Georgia', serif;
            font-weight: bold;
            color: var(--dark-deep);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
            font-size: 2.2rem;
        }
        .nav-custom {
            background: linear-gradient(90deg, var(--dark-deep) 0%, var(--secondary-jungle) 100%);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .nav-link {
            color: white !important;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        .nav-link:hover {
            color: var(--accent-gold) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(0, 105, 148, 0.7), rgba(34, 139, 34, 0.7)), url('https://via.placeholder.com/1200x600') center/cover no-repeat;
            color: white;
            padding: 100px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .content-section {
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            padding: 40px;
            margin-bottom: 30px;
        }
        h1, h2, h3 {
            color: var(--dark-deep);
            margin-bottom: 20px;
        }
        h1 {
            border-bottom: 3px solid var(--primary-aqua);
            padding-bottom: 15px;
            font-weight: 700;
        }
        h2 {
            border-left: 5px solid var(--secondary-jungle);
            padding-left: 15px;
            margin-top: 40px;
        }
        h3 {
            color: var(--secondary-jungle);
            margin-top: 30px;
        }
        .key-term {
            background-color: rgba(0, 206, 209, 0.1);
            border-left: 4px solid var(--primary-aqua);
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        .feature-icon {
            color: var(--primary-aqua);
            margin-right: 10px;
            font-size: 1.2rem;
        }
        .game-image {
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            margin: 25px 0;
            transition: transform 0.3s ease;
        }
        .game-image:hover {
            transform: scale(1.02);
        }
        .highlight {
            background: linear-gradient(120deg, var(--accent-gold) 0%, var(--accent-gold) 100%);
            background-repeat: no-repeat;
            background-size: 100% 40%;
            background-position: 0 90%;
        }
        .quote-box {
            background: linear-gradient(135deg, #f0f8ff 0%, #e6f3ff 100%);
            border-left: 5px solid var(--primary-aqua);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
            font-style: italic;
        }
        footer {
            background: linear-gradient(90deg, var(--dark-deep) 0%, #004d66 100%);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary-aqua);
            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: var(--secondary-jungle);
            transform: translateY(-5px);
            color: white;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0;
            }
            .content-section {
                padding: 25px;
            }
            .logo-main {
                font-size: 1.8rem;
            }
        }