/* Ajustes responsive: ya está mobile-first */
@media (min-width: 769px){
  .app-shell{
    padding-top: 24px;
  }
  .app-card{
    padding: 18px;
  }
}
@media (max-width: 360px){
  .pay-text{ font-size: 13px; }
  .brand-title{ font-size: 16px; }
}