.hero h1 {
  background: linear-gradient(110deg, #fff 15%, #d9ff70 49%, #8ee4cb 78%, #fff 105%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: title-shimmer 7s linear infinite;
}

@keyframes title-shimmer {
  to { background-position: 220% center; }
}