body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .mobile-nav { display: none; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-nav { display: block; background: #1a5276; color: white; padding: 10px; text-align: center; }
            .toggle-btn { background: #3498db; color: white; border: none; padding: 8px 15px; cursor: pointer; }
        }
        .logo { font-size: 28px; font-weight: bold; color: #e74c3c; text-shadow: 1px 1px 2px rgba(0,0,0,0.2); }
        nav a { margin: 0 15px; text-decoration: none; color: #2980b9; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        .download-btn { background: #2ecc71; color: white; padding: 12px 25px; text-align: center; display: inline-block; margin: 15px 0; border-radius: 5px; }
        .login-btn { background: #3498db; color: white; padding: 12px 25px; text-align: center; display: inline-block; margin: 15px 0; border-radius: 5px; }
        .game-stats { background: #f1f9ff; padding: 15px; border-radius: 8px; margin: 20px 0; }
        footer { margin-top: 40px; padding: 20px; background: #34495e; color: white; }