/* Local replacement for the retired external loading artwork. */
.lab-spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid rgba(255, 255, 255, .25);
  border-top-color: #fff;
  border-radius: 50%;
  animation: lab-spin .8s linear infinite;
}
@keyframes lab-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .lab-spinner { animation: none; } }