/* =========================================================
   animations.css — keyframes & animated utility classes
   ========================================================= */

@keyframes bounce {
  0%, 100% { transform: translateY(-15%); animation-timing-function: cubic-bezier(.8,0,1,1); }
  50% { transform: none; animation-timing-function: cubic-bezier(0,0,.2,1); }
}

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .5; } }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

@keyframes zoomIn { from { transform: scale(.95); opacity: 0; } to { transform: scale(1); opacity: 1; } }

@keyframes toastIn { from { transform: translateY(8px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- waving hand ----------
   Plays once when the page is visited/revisited (JS adds .wave-play on
   load, then removes it once the animation ends), and replays on hover.
   It intentionally does NOT loop forever. */
@keyframes wave-animation {
  0%   { transform: rotate(0deg); }
  10%  { transform: rotate(14deg); }
  20%  { transform: rotate(-8deg); }
  30%  { transform: rotate(14deg); }
  40%  { transform: rotate(-4deg); }
  50%  { transform: rotate(10deg); }
  60%  { transform: rotate(0deg); }
  100% { transform: rotate(0deg); }
}

.wave {
  display: inline-block;
  transform-origin: 70% 70%;
}

.wave.wave-play,
.wave:hover {
  animation: wave-animation 1.4s ease-in-out;
}

@media (prefers-reduced-motion: reduce) {
  .wave.wave-play,
  .wave:hover {
    animation: none;
  }
}