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: bold; color: #FF6B35; text-shadow: 2px 2px 4px rgba(0,0,0,0.1); margin: 20px 0; }
        nav { background: #1A3B5D; padding: 15px; border-radius: 5px; margin-bottom: 30px; }
        nav a { color: white; text-decoration: none; margin: 0 15px; }
        .mobile-menu { display: none; background: #1A3B5D; color: white; padding: 10px; text-align: center; cursor: pointer; }
        h1 { color: #1A3B5D; border-bottom: 3px solid #FF6B35; padding-bottom: 10px; }
        h2 { color: #FF6B35; margin-top: 30px; }
        h3 { color: #3E7CB1; }
        .download-btn, .login-btn { background: #FF6B35; color: white; padding: 12px 25px; border-radius: 5px; text-decoration: none; display: inline-block; margin: 15px 0; font-weight: bold; }
        .feature-box { background: #f9f9f9; padding: 20px; border-radius: 8px; margin: 20px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; margin: 20px 0; }
        .tags { margin: 20px 0; }
        .tags a { background: #e0e0e0; padding: 5px 10px; border-radius: 20px; margin: 0 5px; text-decoration: none; color: #1A3B5D; }
        footer { margin-top: 50px; padding: 20px; background: #1A3B5D; color: white; text-align: center; }
        @media (max-width: 768px) {
            .desktop-menu { display: none; }
            .mobile-menu { display: block; }
            nav { display: none; }
            .show-menu { display: block; }
        }