/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes orbitSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes heroLogoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes scrollCue {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(14px); opacity: 0.3; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseNode {
  0%, 100% { box-shadow: 0 0 0 0 rgba(157,78,221,0.5); }
  50% { box-shadow: 0 0 0 8px rgba(157,78,221,0); }
}

@keyframes galleryScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    /* Translates by -50% because content is duplicated exactly once */
    transform: translateX(-80%);
  }
}

/* Scroll-reveal: elements start hidden, revealed by IntersectionObserver
   toggling .is-visible in main.js */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}