:root {
            --primary-color: #ff6b35;
            --secondary-color: #f7931e;
            --accent-color: #2ecc71;
            --text-dark: #2c3e50;
            --text-light: #7f8c8d;
            --bg-light: #f8f9fa;
        }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
        }
        .main-container {
            background: white;
            border-radius: 20px;
            box-shadow: 0 15px 50px rgba(0,0,0,0.1);
            overflow: hidden;
            margin: 2rem auto;
            max-width: 1200px;
        }
        .logo-brand {
            font-family: 'Arial Rounded MT Bold', 'Arial', sans-serif;
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-color);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
            letter-spacing: -0.5px;
        }
        .nav-custom {
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            padding: 1rem 0;
        }
        .nav-link {
            color: white !important;
            font-weight: 600;
            padding: 0.5rem 1.5rem !important;
            border-radius: 25px;
            transition: all 0.3s ease;
        }
        .nav-link:hover {
            background: rgba(255,255,255,0.2);
            transform: translateY(-2px);
        }
        h1, h2, h3 {
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 1.5rem;
        }
        h1 {
            font-size: 2.8rem;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-color);
            padding-left: 1rem;
            border-left: 5px solid var(--accent-color);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--secondary-color);
        }
        .content-section {
            padding: 3rem 2rem;
        }
        .feature-icon {
            font-size: 2.5rem;
            color: var(--accent-color);
            margin-bottom: 1rem;
        }
        .game-image {
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            transition: transform 0.3s ease;
            margin-bottom: 2rem;
        }
        .game-image:hover {
            transform: scale(1.02);
        }
        .highlight-box {
            background: linear-gradient(135deg, #ffeaa7, #fab1a0);
            border-radius: 15px;
            padding: 2rem;
            margin: 2rem 0;
            border-left: 5px solid var(--primary-color);
        }
        .key-feature {
            background: var(--bg-light);
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            transition: all 0.3s ease;
            border: 1px solid #e9ecef;
        }
        .key-feature:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .fact-item {
            display: flex;
            align-items: center;
            margin-bottom: 1rem;
            padding: 1rem;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .fact-icon {
            font-size: 1.5rem;
            color: var(--accent-color);
            margin-right: 1rem;
            min-width: 40px;
        }
        footer {
            background: linear-gradient(90deg, #2c3e50, #34495e);
            color: white;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary-color);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
            z-index: 1000;
        }
        .back-to-top:hover {
            transform: translateY(-5px);
            background: var(--secondary-color);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .content-section {
                padding: 2rem 1rem;
            }
            .logo-brand {
                font-size: 1.8rem;
            }
        }
        .content-paragraph {
            margin-bottom: 1.8rem;
            text-align: justify;
        }
        .keyword-highlight {
            font-weight: 700;
            color: var(--primary-color);
            background: rgba(255, 107, 53, 0.1);
            padding: 0.2rem 0.5rem;
            border-radius: 5px;
        }