/* ============================================
   ANIMATIONS — Scroll Reveals & Transitions
   ============================================ */

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition:
    opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays for grid children */
.stagger > *:nth-child(1) {
  transition-delay: 0ms;
}
.stagger > *:nth-child(2) {
  transition-delay: 100ms;
}
.stagger > *:nth-child(3) {
  transition-delay: 200ms;
}
.stagger > *:nth-child(4) {
  transition-delay: 300ms;
}
.stagger > *:nth-child(5) {
  transition-delay: 400ms;
}
.stagger > *:nth-child(6) {
  transition-delay: 500ms;
}
.stagger > *:nth-child(7) {
  transition-delay: 600ms;
}
.stagger > *:nth-child(8) {
  transition-delay: 700ms;
}

/* Hero entry animations */
.hero-enter {
  opacity: 0;
  transform: translateY(20px);
  animation: heroEnter 1s var(--ease-out) forwards;
}

.hero-enter:nth-child(1) {
  animation-delay: 0.2s;
}
.hero-enter:nth-child(2) {
  animation-delay: 0.4s;
}
.hero-enter:nth-child(3) {
  animation-delay: 0.6s;
}
.hero-enter:nth-child(4) {
  animation-delay: 0.8s;
}

@keyframes heroEnter {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Line draw animation */
.line-draw {
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width 1.2s var(--ease-out);
}

.line-draw.visible {
  width: 100%;
}

/* Counter animation handled in JS */

/* Smooth image reveal */
.img-reveal {
  overflow: hidden;
  position: relative;
}

.img-reveal::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-bg);
  transform-origin: right;
  transition: transform 0.8s var(--ease-out);
}

.img-reveal.visible::after {
  transform: scaleX(0);
}

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

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }

  .hero-enter {
    opacity: 1;
    transform: none;
    animation: none;
  }
}