@keyframes gradientFlow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 122, 255, 0.5); }
  100% { box-shadow: 0 0 0 12px rgba(0, 122, 255, 0); }
}

@keyframes shimmer {
  0%   { transform: translateX(-120%); opacity: 0; }
  8%   { opacity: 0.35; }
  20%  { transform: translateX(120%); opacity: 0.35; }
  28%  { opacity: 0; }
  100% { transform: translateX(120%); opacity: 0; }
}