/* Keyframes and reveal animation system */

@keyframes reveal-up {
  from { opacity: 0; transform: translate3d(0, 16px, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}
@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes gradient-move {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@keyframes pulse-glow {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.9; }
}
@keyframes shimmer {
  from { background-position: -200% 0; }
  to { background-position: 200% 0; }
}
@keyframes fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scale-in {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
  transition: opacity .8s cubic-bezier(0.16, 1, 0.3, 1),
              transform .8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.reveal.in {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}
.reveal.from-left { transform: translate3d(-24px, 0, 0); }
.reveal.from-right { transform: translate3d(24px, 0, 0); }
.reveal.from-left.in, .reveal.from-right.in { transform: translate3d(0, 0, 0); }

.reveal.scale { transform: scale(0.96); }
.reveal.scale.in { transform: scale(1); }

/* Utility animations */
.animate-float { animation: float-slow 6s ease-in-out infinite; }
.animate-pulse-glow { animation: pulse-glow 3s ease-in-out infinite; }
.animate-fade-in { animation: fade-in .5s ease-out both; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}