/* =============================================
   ANIMATIONS & TRANSITIONS
   ============================================= */

/* Fade in up — used by scroll reveal JS */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Subtle float — for hero decorative elements */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Pulse glow — for CTA emphasis */
@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 var(--color-primary-glow);
  }
  50% {
    box-shadow: 0 0 0 8px transparent;
  }
}

/* Count up — applied via JS to number elements */
.counter {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

/* Shimmer loading state */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-border) 25%,
    var(--color-off-white) 50%,
    var(--color-border) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* Hover lift — reusable utility */
.hover-lift {
  transition: transform var(--transition), box-shadow var(--transition);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Stagger delays — extend for grids with more items */
.stagger-1 { transition-delay: 0s; }
.stagger-2 { transition-delay: 0.08s; }
.stagger-3 { transition-delay: 0.16s; }
.stagger-4 { transition-delay: 0.24s; }
.stagger-5 { transition-delay: 0.32s; }
.stagger-6 { transition-delay: 0.40s; }

/* Respect user preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}