body { font-family: 'Segoe UI', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        h1 { color: #FF6B35; border-bottom: 3px solid #FF9F1C; padding-bottom: 10px; }
        h2 { color: #2EC4B6; margin-top: 30px; }
        h3 { color: #E71D36; }
        .logo { font-size: 2.5em; font-weight: bold; color: #FF6B35; text-shadow: 2px 2px 4px rgba(0,0,0,0.2); }
        .nav { background: #011627; padding: 15px; position: sticky; top: 0; z-index: 100; }
        .nav a { color: white; margin: 0 15px; text-decoration: none; }
        .mobile-nav-btn { display: none; background: #FF9F1C; color: white; border: none; padding: 10px; }
        .content-section { margin: 30px 0; }
        .download-btn { background: #2EC4B6; color: white; padding: 12px 25px; border-radius: 30px; text-decoration: none; display: inline-block; margin: 15px 0; }
        .login-btn { background: #E71D36; color: white; padding: 12px 25px; border-radius: 30px; text-decoration: none; display: inline-block; margin: 15px 10px; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        .tags { margin: 20px 0; }
        .tag { background: #FF9F1C; color: white; padding: 5px 10px; margin: 3px; display: inline-block; border-radius: 15px; }
        .footer { background: #011627; color: white; padding: 20px; text-align: center; margin-top: 50px; }
        @media (max-width: 768px) {
            .mobile-nav-btn { display: block; }
            .nav-links { display: none; }
            .nav.active .nav-links { display: block; }
            .nav { padding: 10px; }
            .nav a { display: block; margin: 10px 0; }
        }