@media (prefers-reduced-motion:no-preference){
  @keyframes sda-control-flash{0%,100%{box-shadow:0 0 0 0 rgba(234,29,44,0)}45%{box-shadow:0 0 0 4px rgba(234,29,44,.11)}}
  @keyframes sda-cart-pulse{0%,100%{filter:brightness(1);box-shadow:0 4px 16px rgba(234,29,44,.25)}45%{filter:brightness(1.045);box-shadow:0 6px 22px rgba(234,29,44,.4)}}
  button.sda-control-flash{animation:sda-control-flash .22s ease-out}
  button.sda-cart-pulse{animation:sda-cart-pulse .38s ease-out}
}

@media (prefers-reduced-motion:reduce){
  button.sda-control-flash,button.sda-cart-pulse{animation:none!important}
}