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; text-align: center; padding: 10px; background: #2c3e50; color: white; }
            .mobile-nav button { background: #e74c3c; color: white; border: none; padding: 8px 15px; cursor: pointer; }
        }
        .logo { font-size: 2.5em; font-weight: bold; color: #e74c3c; margin: 20px 0; text-shadow: 2px 2px 4px rgba(0,0,0,0.1); }
        .nav-links { background: #2c3e50; padding: 15px; margin: 10px 0; border-radius: 5px; }
        .nav-links a { color: white; text-decoration: none; margin: 0 15px; font-weight: 500; }
        h1 { color: #e74c3c; border-bottom: 3px solid #3498db; padding-bottom: 10px; }
        h2 { color: #2c3e50; margin-top: 30px; }
        h3 { color: #3498db; margin-top: 25px; }
        .download-btn { display: inline-block; background: #2ecc71; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .login-btn { display: inline-block; background: #3498db; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .game-image { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        .tag { background: #f1c40f; color: #2c3e50; padding: 3px 8px; margin: 5px; border-radius: 15px; font-size: 0.9em; }
        .copyright { margin-top: 50px; font-size: 0.8em; color: #7f8c8d; text-align: center; }
        .player-guide { background: #f9f9f9; padding: 15px; border-left: 4px solid #e74c3c; margin: 20px 0; }