/* ==========================================================================
   Animations & Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Fade up on scroll (used with IntersectionObserver) */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: 
    opacity var(--duration-slower) var(--ease-out),
    transform var(--duration-slower) var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: 
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

.stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.stagger.is-visible > *:nth-child(2) { transition-delay: 60ms; }
.stagger.is-visible > *:nth-child(3) { transition-delay: 120ms; }
.stagger.is-visible > *:nth-child(4) { transition-delay: 180ms; }
.stagger.is-visible > *:nth-child(5) { transition-delay: 240ms; }
.stagger.is-visible > *:nth-child(6) { transition-delay: 300ms; }

.stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Pulse for announcement */
@keyframes pulseGreen {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

/* Subtle scale for images */
.img-hover {
  transition: transform var(--duration-slower) var(--ease-out);
}

.img-hover:hover {
  transform: scale(1.025);
}