:root {
            --primary-color: #ff6b35;
            --secondary-color: #f7931e;
            --accent-color: #2ecc71;
            --dark-color: #2c3e50;
            --light-color: #ecf0f1;
        }
        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            line-height: 1.7;
            color: #333;
            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-top: 30px;
            margin-bottom: 30px;
        }
        .logo {
            font-family: 'Arial Black', Gadget, sans-serif;
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--primary-color);
            text-shadow: 3px 3px 0px rgba(0,0,0,0.1);
            letter-spacing: 1px;
            transition: all 0.3s ease;
        }
        .logo:hover {
            transform: scale(1.05);
            color: var(--secondary-color);
        }
        .nav-link {
            font-weight: 600;
            padding: 10px 20px !important;
            border-radius: 50px;
            margin: 0 5px;
            transition: all 0.3s ease;
        }
        .nav-link:hover {
            background-color: var(--primary-color);
            color: white !important;
            transform: translateY(-3px);
        }
        h1, h2, h3 {
            color: var(--dark-color);
            margin-bottom: 1.5rem;
            font-weight: 700;
        }
        h1 {
            font-size: 3rem;
            border-bottom: 4px solid var(--primary-color);
            padding-bottom: 15px;
            margin-top: 2rem;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--primary-color);
            margin-top: 3rem;
            padding-left: 15px;
            border-left: 5px solid var(--secondary-color);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin-top: 2.5rem;
        }
        p {
            margin-bottom: 1.8rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, #ff6b35 0%, #f7931e 100%);
            color: white;
            padding: 20px;
            border-radius: 15px;
            margin: 25px 0;
            box-shadow: 0 10px 20px rgba(255,107,53,0.3);
        }
        .game-feature {
            background: #f8f9fa;
            border-left: 5px solid var(--accent-color);
            padding: 20px;
            margin: 20px 0;
            border-radius: 0 15px 15px 0;
            transition: all 0.3s ease;
        }
        .game-feature:hover {
            transform: translateX(10px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .img-container {
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0,0,0,0.2);
            margin: 30px 0;
            transition: all 0.5s ease;
        }
        .img-container:hover {
            transform: scale(1.02);
            box-shadow: 0 20px 40px rgba(0,0,0,0.3);
        }
        footer {
            background: var(--dark-color);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .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 {
            background: var(--secondary-color);
            transform: translateY(-5px);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .logo {
                font-size: 2rem;
            }
        }