body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 2.2em; font-weight: bold; color: #FF9800; text-shadow: 2px 2px 4px rgba(0,0,0,0.1); margin: 20px 0; }
        nav { background: #2c3e50; padding: 15px; margin: 10px 0; border-radius: 5px; }
        nav ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: space-around; }
        nav li { margin: 5px; }
        nav a { color: white; text-decoration: none; padding: 8px 12px; border-radius: 4px; transition: background 0.3s; }
        nav a:hover { background: #34495e; }
        .mobile-nav-toggle { display: none; background: #FF9800; color: white; border: none; padding: 10px; border-radius: 5px; cursor: pointer; }
        h1 { color: #2c3e50; border-bottom: 3px solid #FF9800; padding-bottom: 10px; }
        h2 { color: #34495e; margin-top: 30px; }
        h3 { color: #7f8c8d; }
        .download-btn, .login-btn { display: inline-block; background: #FF9800; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .download-btn:hover, .login-btn:hover { background: #e68a00; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        .gallery { display: flex; flex-wrap: wrap; gap: 15px; }
        .gallery img { width: calc(50% - 15px); }
        .tag { background: #e0e0e0; padding: 3px 8px; border-radius: 3px; margin: 5px; display: inline-block; font-size: 0.9em; }
        footer { margin-top: 50px; padding: 20px; background: #2c3e50; color: white; border-radius: 5px; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; align-items: center; }
            .mobile-nav-toggle { display: block; }
            .desktop-nav { display: none; }
            .gallery img { width: 100%; }
        }