@keyframes flash-purple-gold {
  0%, 100% {
    border-color: #fbbf24;
    box-shadow: 0 0 15px rgba(251, 191, 36, 0.8), 0 0 25px rgba(251, 191, 36, 0.6), 0 0 35px rgba(251, 191, 36, 0.4);
  }
  50% {
    border-color: #f59e0b;
    box-shadow: 0 0 25px rgba(245, 158, 11, 1), 0 0 40px rgba(245, 158, 11, 0.8), 0 0 50px rgba(245, 158, 11, 0.6);
  }
}

@keyframes flash-cyan-bg {
  0%, 100% {
    background-color: #06b6d4;
    opacity: 1;
  }
  50% {
    background-color: #0891b2;
    opacity: 0.8;
  }
}