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: 900; color: #FF6B35; text-shadow: 2px 2px 4px rgba(0,0,0,0.2); }
        nav { background: #1E3A8A; padding: 15px; border-radius: 8px; margin-bottom: 25px; }
        nav a { color: white; text-decoration: none; margin: 0 15px; font-weight: 600; }
        .mobile-nav { display: none; background: #1E3A8A; color: white; padding: 10px; text-align: center; cursor: pointer; }
        h1 { color: #1E3A8A; border-bottom: 3px solid #FF6B35; padding-bottom: 10px; }
        h2 { color: #FF6B35; margin-top: 30px; }
        h3 { color: #1E3A8A; margin-top: 25px; }
        .download-btn, .login-btn { background: #FF6B35; color: white; padding: 12px 25px; border-radius: 30px; text-decoration: none; font-weight: 700; display: inline-block; margin: 15px 0; }
        .image-container { text-align: center; margin: 25px 0; }
        .image-container img { max-width: 100%; height: auto; border-radius: 8px; }
        .tag { background: #e0f7fa; padding: 5px 10px; border-radius: 20px; margin: 5px; display: inline-block; }
        footer { margin-top: 50px; padding-top: 25px; border-top: 2px solid #1E3A8A; }
        @media (max-width: 768px) {
            nav { display: none; }
            .mobile-nav { display: block; }
            .active-nav { display: block; }
        }