/*
 * Imagine Anything — shared motion system for the marketing homepages.
 * Everything here animates transform / opacity only and is gated behind
 * prefers-reduced-motion. Used by index.html (family) and adults.html.
 */

/* ── Scroll reveal ─────────────────────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 28px, 0);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}
[data-reveal="left"]  { transform: translate3d(-36px, 0, 0); }
[data-reveal="right"] { transform: translate3d(36px, 0, 0); }
[data-reveal="pop"]   { transform: scale(0.92); }
[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
  will-change: auto;
}
/* Staggered children: put data-reveal-stagger on the parent */
[data-reveal-stagger] > [data-reveal]:nth-child(1)  { --reveal-delay: 0ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(2)  { --reveal-delay: 90ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(3)  { --reveal-delay: 180ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(4)  { --reveal-delay: 270ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(5)  { --reveal-delay: 360ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(6)  { --reveal-delay: 450ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(7)  { --reveal-delay: 540ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(8)  { --reveal-delay: 630ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(9)  { --reveal-delay: 720ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(n+10) { --reveal-delay: 800ms; }

/* ── Keyframes ─────────────────────────────────────────────────────────── */
@keyframes ia-float {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(var(--ia-rot, 0deg)); }
  50%      { transform: translate3d(0, -12px, 0) rotate(var(--ia-rot, 0deg)); }
}
@keyframes ia-float-slow {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50%      { transform: translate3d(0, -8px, 0); }
}
@keyframes ia-drift {
  0%   { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(var(--ia-drift-x, 40px), var(--ia-drift-y, 0px), 0); }
}
@keyframes ia-wobble {
  0%, 100% { transform: rotate(-3deg); }
  50%      { transform: rotate(3deg); }
}
@keyframes ia-twinkle {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.35; transform: scale(0.72); }
}
@keyframes ia-spin-slow {
  to { transform: rotate(360deg); }
}
@keyframes ia-blink {
  0%, 92%, 100% { transform: scaleY(1); }
  95%           { transform: scaleY(0.08); }
}
@keyframes ia-bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-4px); }
}
@keyframes ia-wiggle {
  0%, 100% { transform: rotate(0deg); }
  20%      { transform: rotate(-6deg); }
  40%      { transform: rotate(5deg); }
  60%      { transform: rotate(-3deg); }
  80%      { transform: rotate(2deg); }
}
@keyframes ia-pop-in {
  0%   { opacity: 0; transform: scale(0.6); }
  70%  { opacity: 1; transform: scale(1.06); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes ia-draw {
  to { stroke-dashoffset: 0; }
}
@keyframes ia-marquee {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}
@keyframes ia-pulse-ring {
  0%   { transform: scale(0.85); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}
@keyframes ia-fill-wipe {
  to { clip-path: inset(0 0 0 0); }
}
@keyframes ia-breathe {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}
@keyframes ia-peek-in {
  from { transform: translate3d(var(--peek-x, 0), var(--peek-y, 110%), 0) rotate(var(--peek-rot, 0deg)); }
  to   { transform: translate3d(0, 0, 0) rotate(var(--peek-rot, 0deg)); }
}

/* ── Utility classes ───────────────────────────────────────────────────── */
.ia-anim-float       { animation: ia-float 6s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
.ia-anim-float-slow  { animation: ia-float-slow 9s ease-in-out infinite; }
.ia-anim-wobble      { animation: ia-wobble 5s ease-in-out infinite; transform-origin: 50% 100%; transform-box: fill-box; }
.ia-anim-twinkle     { animation: ia-twinkle 2.6s ease-in-out infinite; transform-origin: center; transform-box: fill-box; }
.ia-anim-spin-slow   { animation: ia-spin-slow 40s linear infinite; transform-origin: center; transform-box: fill-box; }
.ia-anim-drift       { animation: ia-drift 26s ease-in-out infinite alternate; }
.ia-anim-bob         { animation: ia-bob 2.2s ease-in-out infinite; }
.ia-anim-wiggle      { animation: ia-wiggle 1.2s ease-in-out; }
.ia-anim-breathe     { background-size: 200% 200%; animation: ia-breathe 18s ease-in-out infinite; }

.ia-delay-1 { animation-delay: 0.4s; }
.ia-delay-2 { animation-delay: 0.9s; }
.ia-delay-3 { animation-delay: 1.4s; }
.ia-delay-4 { animation-delay: 2.1s; }
.ia-delay-5 { animation-delay: 2.8s; }

/* Self-drawing SVG strokes: give paths pathLength="1" and this class on the svg */
.ia-draw path,
.ia-draw line,
.ia-draw circle,
.ia-draw ellipse,
.ia-draw polyline {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}
.ia-draw.is-revealed path,
.ia-draw.is-revealed line,
.ia-draw.is-revealed circle,
.ia-draw.is-revealed ellipse,
.ia-draw.is-revealed polyline {
  animation: ia-draw var(--draw-duration, 1.6s) cubic-bezier(0.45, 0, 0.2, 1) forwards;
  animation-delay: var(--draw-delay, 0s);
}

/* Marquee: [data-marquee] > .ia-marquee-track containing content duplicated twice */
[data-marquee] { overflow: hidden; }
.ia-marquee-track {
  display: flex;
  width: max-content;
  gap: var(--marquee-gap, 2rem);
  animation: ia-marquee var(--marquee-duration, 40s) linear infinite;
  will-change: transform;
}
[data-marquee]:hover .ia-marquee-track,
[data-marquee]:focus-within .ia-marquee-track { animation-play-state: paused; }

/* Pointer parallax scene: children with data-depth move on pointer */
[data-parallax-scene] { transform-style: preserve-3d; }
[data-parallax-scene] [data-depth] {
  will-change: transform;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Tilt cards */
[data-tilt] {
  transform-style: preserve-3d;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease;
  will-change: transform;
}
[data-tilt].is-tilting { transition: transform 0.08s linear, box-shadow 0.3s ease; }

/* Mascot peeks */
[data-peek] {
  transform: translate3d(var(--peek-x, 0), var(--peek-y, 110%), 0) rotate(var(--peek-rot, 0deg));
  transition: transform 0.9s cubic-bezier(0.34, 1.4, 0.64, 1);
  will-change: transform;
}
[data-peek].is-peeking { transform: translate3d(0, 0, 0) rotate(var(--peek-rot, 0deg)); }

/* Count-up numbers */
[data-count-to] { font-variant-numeric: tabular-nums; }

/* Confetti canvas */
.ia-confetti-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
}

/* Interactive affordances */
.ia-pressable {
  transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.15s ease;
}
.ia-pressable:hover  { transform: translateY(-2px); }
.ia-pressable:active { transform: translateY(1px) scale(0.985); }

/* ── Reduced motion: instant, still, visible ──────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .ia-anim-float, .ia-anim-float-slow, .ia-anim-wobble, .ia-anim-twinkle,
  .ia-anim-spin-slow, .ia-anim-drift, .ia-anim-bob, .ia-anim-wiggle,
  .ia-anim-breathe, .ia-marquee-track {
    animation: none !important;
  }
  .ia-draw path, .ia-draw line, .ia-draw circle, .ia-draw ellipse, .ia-draw polyline {
    stroke-dasharray: none;
    stroke-dashoffset: 0;
    animation: none !important;
  }
  [data-parallax-scene] [data-depth],
  [data-tilt] { transform: none !important; transition: none; }
  [data-peek] { transform: translate3d(0, 0, 0) rotate(var(--peek-rot, 0deg)); transition: none; }
  .ia-pressable, .ia-pressable:hover, .ia-pressable:active { transform: none; transition: none; }
  .ia-marquee-track { flex-wrap: wrap; width: auto; }
}