body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; color: #333; }
        .logo { font-size: 28px; font-weight: bold; color: #FF5722; margin-bottom: 20px; }
        nav { background: #f8f8f8; padding: 15px; margin-bottom: 30px; }
        nav a { margin: 0 15px; text-decoration: none; color: #333; }
        .mobile-nav-toggle { display: none; }
        h1 { color: #2c3e50; margin-top: 0; }
        h2 { color: #3498db; margin-top: 40px; }
        h3 { color: #2ecc71; }
        .download-btn, .login-btn { display: inline-block; padding: 12px 25px; background: #FF5722; color: white; text-decoration: none; border-radius: 5px; margin: 15px 0; }
        .stats-box { background: #f0f8ff; padding: 20px; margin: 20px 0; border-radius: 8px; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        footer { margin-top: 50px; padding: 20px; background: #f8f8f8; }
        @media (max-width: 768px) {
            .mobile-nav-toggle { display: block; }
            nav { display: none; }
            nav.active { display: block; }
            .logo { font-size: 24px; }
        }