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: 2.5em; font-weight: 900; color: #ff4757; text-shadow: 2px 2px 4px rgba(0,0,0,0.2); margin-bottom: 20px; }
        nav { background-color: #2f3542; padding: 15px; border-radius: 8px; margin-bottom: 30px; }
        nav ul { list-style: none; padding: 0; margin: 0; display: flex; justify-content: space-between; }
        nav li { color: white; }
        nav a { color: white; text-decoration: none; }
        .mobile-menu { display: none; background: #ff4757; color: white; border: none; padding: 10px; border-radius: 5px; }
        h1 { color: #ff4757; border-bottom: 3px solid #ff6b81; padding-bottom: 10px; }
        h2 { color: #2f3542; margin-top: 30px; }
        h3 { color: #535c68; }
        .download-btn, .login-btn { background-color: #ff4757; color: white; border: none; padding: 12px 25px; margin: 15px 0; font-size: 1.1em; border-radius: 5px; cursor: pointer; }
        .stats { background-color: #f1f2f6; padding: 15px; border-radius: 8px; margin: 20px 0; }
        .community { background-color: #dfe4ea; padding: 15px; border-radius: 8px; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        footer { margin-top: 50px; padding-top: 20px; border-top: 2px solid #ff4757; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; }
            .mobile-menu { display: block; }
            .desktop-nav { display: none; }
        }