/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal:nth-child(5) { transition-delay: 0.4s; }
.reveal:nth-child(6) { transition-delay: 0.5s; }

/* Gold shimmer (CTA button background sweep) */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

/* Float for Three.js objects (CSS fallback) */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* Star twinkle */
@keyframes twinkle {
  0%, 100% { opacity: 0.08; }
  50%       { opacity: 0.5; }
}

/* Page load */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Iridescent hue rotation (used on hover for special elements) */
@keyframes hueRotate {
  0%   { filter: hue-rotate(0deg) brightness(1); }
  50%  { filter: hue-rotate(15deg) brightness(1.05); }
  100% { filter: hue-rotate(0deg) brightness(1); }
}

/* Liquid glass border glow pulse */
@keyframes borderPulse {
  0%, 100% { border-color: rgba(201,168,76,0.22); }
  50%       { border-color: rgba(201,168,76,0.45); }
}