body { font-family: 'Segoe UI', Arial, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 0 15px; }
        .mobile-nav { display: none; background: #FF6B35; color: white; padding: 10px; text-align: center; cursor: pointer; }
        nav { background: #FF6B35; padding: 15px; display: flex; justify-content: space-between; align-items: center; }
        nav a { color: white; text-decoration: none; margin: 0 10px; font-weight: bold; }
        .logo { font-size: 24px; font-weight: 900; letter-spacing: 1px; }
        h1 { color: #FF6B35; margin: 30px 0 20px; }
        h2 { color: #4A90E2; margin: 25px 0 15px; }
        h3 { color: #2ECC71; margin: 20px 0 10px; }
        .download-btn, .login-btn { display: inline-block; background: #2ECC71; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .img-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .tags { margin: 20px 0; }
        .tag { background: #f0f0f0; padding: 5px 10px; margin: 3px; display: inline-block; border-radius: 15px; }
        footer { margin-top: 40px; padding: 20px 0; border-top: 2px solid #FF6B35; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-nav { display: block; }
            .nav-active { display: flex; flex-direction: column; }
        }