.button.consultation-join.doctor-is-waiting {
  position: relative;
  overflow: visible;
  background: #e32f2f;
  border-color: #e32f2f;
  box-shadow: 0 0 0 0 rgba(227, 47, 47, .52);
  animation: consultation-waiting-pulse 1.35s ease-out infinite;
}

.consultation-join .waiting-label { display: none; }
.consultation-join.doctor-is-waiting .join-label { display: none; }
.consultation-join.doctor-is-waiting .waiting-label { display: inline; }

@keyframes consultation-waiting-pulse {
  0% { box-shadow: 0 0 0 0 rgba(227, 47, 47, .52); transform: scale(1); }
  55% { box-shadow: 0 0 0 12px rgba(227, 47, 47, 0); transform: scale(1.025); }
  100% { box-shadow: 0 0 0 0 rgba(227, 47, 47, 0); transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .button.consultation-join.doctor-is-waiting { animation: none; }
}