@import url("story-crossfade.css");

/* =====================================
   SHAYLEX — STORYBOOK MOTION SYSTEM
   "Every scroll turns a page"

   Loaded after style.css. Contains only
   motion, decoration and storytelling.
===================================== */

/* =====================================
   MOTION TOKENS
===================================== */
:root {
  --motion-fast: 220ms;
  --motion-medium: 550ms;
  --motion-slow: 900ms;
  --motion-story: 1400ms;

  --ease-premium: cubic-bezier(.22, 1, .36, 1);
  --ease-soft: cubic-bezier(.16, 1, .3, 1);

  /* warm paper tones — used only as supporting neutrals */
  --paper-1: #fffdf7;
  --paper-2: #faf5e8;
  --paper-3: #f4ead5;
  --pencil: rgba(37, 39, 53, .55);

  /* driven by JS, consumed by CSS */
  --page-progress: 0;
  --book-open: 0;
}

/* Storybook motifs sit outside their boxes on purpose. `clip` keeps the
   page free of horizontal scroll without creating a scroll container
   (which would break the sticky header). */
body { overflow-x: clip; }

/* =====================================
   REUSABLE SCROLL REVEAL
   data-reveal / data-reveal-delay
   data-reveal-children (auto stagger)
===================================== */
html.js-anim [data-reveal],
html.js-anim [data-reveal-children] > * {
  opacity: 0;
  transform: translate3d(0, 26px, 0);
  transition:
    opacity var(--motion-slow) var(--ease-premium) var(--reveal-delay, 0ms),
    transform var(--motion-slow) var(--ease-premium) var(--reveal-delay, 0ms);
}

html.js-anim [data-reveal="left"] { transform: translate3d(-28px, 0, 0); }
html.js-anim [data-reveal="right"] { transform: translate3d(28px, 0, 0); }
html.js-anim [data-reveal="fade"] { transform: none; }

/* Variants that animate something *inside* themselves keep their box visible */
html.js-anim [data-reveal="thread"],
html.js-anim [data-reveal="paper"],
html.js-anim [data-reveal="mark"] {
  opacity: 1;
  transform: none;
}

html.js-anim [data-reveal].is-revealed,
html.js-anim [data-reveal-children] > .is-revealed {
  opacity: 1;
  transform: none;
}

/* =====================================
   STORYBOOK HERO — ENTRANCE TIMELINE
   0ms background · 150ms decoration
   300/420ms headline · 560ms copy
   700ms CTA · 900ms storybook
===================================== */
.hero {
  background:
    radial-gradient(120% 90% at 78% 12%, rgba(255, 197, 46, .16), transparent 55%),
    linear-gradient(120deg, #effcf7 0%, var(--paper-1) 55%, #fff3df 100%);
}

.hero::after {
  /* faint paper grain so the hero reads as a page, not a gradient */
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .5;
  background-image: radial-gradient(rgba(37, 39, 53, .16) .6px, transparent .6px);
  background-size: 24px 24px;
  mask-image: linear-gradient(160deg, black, transparent 62%);
  -webkit-mask-image: linear-gradient(160deg, black, transparent 62%);
}

.hero-grid { position: relative; z-index: 1; }

@keyframes storyRise {
  from { opacity: 0; transform: translate3d(0, 26px, 0); }
  to { opacity: 1; transform: none; }
}

@keyframes storyLineRise {
  from { transform: translate3d(0, 105%, 0); opacity: 0; }
  to { transform: none; opacity: 1; }
}

@keyframes storySettle {
  from { opacity: 0; transform: translate3d(0, 34px, 0) scale(.965); }
  to { opacity: 1; transform: none; }
}

.hero-eyebrow,
.hero .hero-copy,
.hero .hero-actions {
  animation: storyRise var(--motion-slow) var(--ease-premium) both;
}

.hero-eyebrow { animation-delay: 150ms; }
.hero .hero-copy { animation-delay: 560ms; }
.hero .hero-actions { animation-delay: 700ms; }

/* --- Headline: line by line, restrained --- */
.hero .hero-title { margin: 15px 0 25px; }
.hero .hero-title span { color: inherit; }

.hero-line {
  display: block;
  overflow: hidden;
  padding-bottom: .04em;
}

.hero-line__in {
  display: block;
  animation: storyLineRise var(--motion-slow) var(--ease-premium) both;
}

.hero-line:nth-child(1) .hero-line__in { animation-delay: 300ms; }
.hero-line:nth-child(2) .hero-line__in { animation-delay: 420ms; }

.hero .hero-title .accent { color: var(--pink); }

/* --- Inner page heroes follow the same cadence --- */
.page-hero { position: relative; overflow: hidden; }

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .45;
  background-image: radial-gradient(rgba(37, 39, 53, .16) .6px, transparent .6px);
  background-size: 24px 24px;
  mask-image: linear-gradient(160deg, black, transparent 58%);
  -webkit-mask-image: linear-gradient(160deg, black, transparent 58%);
}

.page-hero .wrap { position: relative; z-index: 1; }
.page-hero .eyebrow,
.page-hero h1,
.page-hero .hero-copy { animation: storyRise var(--motion-slow) var(--ease-premium) both; }
.page-hero .eyebrow { animation-delay: 150ms; }
.page-hero h1 { animation-delay: 320ms; }
.page-hero .hero-copy { animation-delay: 520ms; }

/* =====================================
   THE OPEN BOOK
===================================== */
.hero-art { min-height: 460px; }
.hero-art::before { opacity: .17; }
.hero-art::after { opacity: .62; }

.storybook {
  position: relative;
  z-index: 1;
  width: min(100%, 540px);
  animation: storySettle var(--motion-story) var(--ease-premium) both;
  animation-delay: 900ms;
}

.storybook__book {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
  transform-origin: 50% 78%;
  transform:
    perspective(1150px)
    rotateX(calc(15deg - var(--book-open) * 11deg))
    rotateY(calc(var(--book-open) * -1.5deg))
    translateY(calc(var(--book-open) * -10px))
    scale(calc(1 + var(--book-open) * .035));
  will-change: transform;
}

/* Pages ease open around the spine as scrolling begins */
.sb-page-left,
.sb-page-right {
  transform-box: fill-box;
}

.sb-page-left {
  transform-origin: 100% 50%;
  transform: rotateY(calc(-15deg + var(--book-open) * 12deg));
}

.sb-page-right {
  transform-origin: 0% 50%;
  transform: rotateY(calc(15deg - var(--book-open) * 12deg));
}

.sb-paper { fill: var(--paper-1); }
.sb-paper-alt { fill: var(--paper-2); }
.sb-edge { fill: none; stroke: rgba(37, 39, 53, .13); stroke-width: 1.4; }
.sb-rule { fill: none; stroke: rgba(37, 39, 53, .2); stroke-width: 3; stroke-linecap: round; }
.sb-rule--short { stroke: rgba(37, 39, 53, .13); }
.sb-doodle { fill: none; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.sb-doodle--turquoise { stroke: var(--turquoise); }
.sb-doodle--orange { stroke: var(--orange); }
.sb-doodle--yellow { fill: var(--yellow); stroke: none; }
.sb-letterform { font-family: inherit; font-weight: 900; font-size: 26px; fill: var(--blue); opacity: .85; }
.sb-ribbon { fill: var(--pink); }
.sb-shadow { fill: rgba(37, 39, 53, .13); }

/* Brand badge keeps the logo present without repeating the header */
.storybook__badge {
  position: absolute;
  left: 2%;
  bottom: -4%;
  width: clamp(78px, 22%, 118px);
  aspect-ratio: 1;
  padding: 9px;
  border-radius: 50%;
  background: white;
  box-shadow: 0 14px 32px rgba(37, 39, 53, .14);
  transform: rotate(-6deg) translateY(calc(var(--book-open) * -6px));
}

.storybook__badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
}

/* =====================================
   LETTERS LEAVING THE PAGE
   letters → words → imagination
===================================== */
.storybook__letters {
  position: absolute;
  inset: -60% 0 0;
  z-index: 2;
  pointer-events: none;
  mask-image: linear-gradient(to top, black 68%, rgba(0, 0, 0, .7) 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(to top, black 68%, rgba(0, 0, 0, .7) 88%, transparent 100%);
  mask-repeat: no-repeat;
  -webkit-mask-repeat: no-repeat;
}

.sb-float {
  position: absolute;
  left: var(--x);
  top: var(--y);
  font-weight: 900;
  line-height: 1;
  color: var(--tone, var(--blue));
  opacity: clamp(0, calc((var(--book-open) - var(--i, 0) * .055) * 4.5), 1);
  transform:
    translate3d(-50%, calc(-50% - var(--book-open) * var(--drift, 120) * 1px), 0)
    rotate(calc(var(--r, 0) * 1deg + var(--book-open) * var(--spin, 4) * 1deg))
    scale(calc(.72 + var(--book-open) * .38));
}

.sb-float--letter { font-size: clamp(1.1rem, 2.4vw, 1.9rem); }
.sb-float--small { font-size: clamp(.85rem, 1.7vw, 1.25rem); }

.sb-float--word {
  padding: 6px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 8px 20px rgba(37, 39, 53, .08);
  font-size: .62rem;
  letter-spacing: .18em;
  white-space: nowrap;
}

.sb-float--mark svg {
  display: block;
  width: clamp(20px, 3.4vw, 30px);
  height: auto;
  overflow: visible;
}

.sb-mark-stroke {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sb-mark-fill { fill: currentColor; }

/* Scroll invitation */
.hero-scroll-hint {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 38px;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  animation: storyRise var(--motion-slow) var(--ease-premium) backwards;
  animation-delay: 1050ms;
  /* `backwards` (not `both`) so the scroll-linked fade below still applies
     once the entrance has finished. */
  opacity: clamp(0, calc(1 - var(--book-open) * 3), 1);
}

.hero-scroll-hint span {
  animation: hintNudge 2.6s var(--ease-soft) infinite;
}

@keyframes hintNudge {
  0%, 60%, 100% { transform: none; }
  30% { transform: translateY(4px); }
}

/* =====================================
   PAGE TURN BETWEEN CHAPTERS
   A soft sheet lifts from the lower-right
===================================== */
.page-turn {
  position: relative;
  overflow: hidden;
}

.page-turn::before {
  content: "";
  position: absolute;
  right: -6%;
  bottom: -12%;
  z-index: 6;
  width: min(46vw, 580px);
  aspect-ratio: 1.25 / 1;
  pointer-events: none;
  opacity: 0;
  border-radius: 64% 8% 0 0 / 76% 10% 0 0;
  background:
    linear-gradient(212deg, rgba(255, 253, 247, 0) 4%, var(--paper-1) 24%, var(--paper-2) 62%, var(--paper-3) 100%);
  box-shadow: -26px -20px 46px rgba(37, 39, 53, .12);
  transform-origin: 100% 100%;
  transform: translate3d(30%, 34%, 0) rotate(13deg);
}

/* The corner lifts, bends and slips away to the right — it never
   crosses the reading column. */
@keyframes pageTurnSweep {
  0% { opacity: 0; transform: translate3d(30%, 36%, 0) rotate(15deg) scale(.92); }
  22% { opacity: .95; }
  56% { opacity: .92; transform: translate3d(0, 2%, 0) rotate(-3deg) scale(1); }
  100% { opacity: 0; transform: translate3d(76%, -12%, 0) rotate(-15deg) scale(1.04); }
}

/* Fallback: IntersectionObserver adds .is-turning */
.page-turn.is-turning::before {
  animation: pageTurnSweep var(--motion-story) var(--ease-premium) both;
}

/* Progressive enhancement: scroll-driven where supported */
@supports (animation-timeline: view()) {
  .page-turn { view-timeline-name: --chapter; }

  .page-turn::before {
    animation: pageTurnSweep linear both;
    animation-timeline: --chapter;
    animation-range: entry 0% entry 62%;
  }
}

/* =====================================
   READING PATH — the pencil thread
===================================== */
.story-thread {
  position: relative;
  height: 118px;
  margin: -34px 0;
  pointer-events: none;
}

.story-thread svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.story-thread__line {
  fill: none;
  stroke: var(--pink);
  stroke-width: 2.4;
  stroke-linecap: round;
  opacity: .5;
  vector-effect: non-scaling-stroke;
  stroke-dasharray: var(--len, 1600);
  stroke-dashoffset: var(--len, 1600);
}

.story-thread__dot {
  fill: var(--yellow);
  opacity: 0;
  transform: scale(.4);
  transform-box: fill-box;
  transform-origin: center;
}

html.js-anim .story-thread.is-revealed .story-thread__line {
  transition: stroke-dashoffset var(--motion-story) var(--ease-soft);
  stroke-dashoffset: 0;
}

html.js-anim .story-thread.is-revealed .story-thread__dot {
  transition: opacity var(--motion-medium) var(--ease-soft) 900ms,
              transform var(--motion-medium) var(--ease-premium) 900ms;
  opacity: 1;
  transform: none;
}

html:not(.js-anim) .story-thread__line { stroke-dashoffset: 0; }
html:not(.js-anim) .story-thread__dot { opacity: 1; transform: none; }

/* =====================================
   IMPACT NUMBERS
   circle → count → tick, staggered
===================================== */
.impact-item { position: relative; }

.impact-number {
  position: relative;
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

.impact-mark {
  display: block;
  width: 100%;
  max-width: 150px;
  height: 20px;
  margin: -2px 0 6px;
  overflow: visible;
}

.impact-mark path {
  fill: none;
  stroke: var(--yellow);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: var(--len, 200);
  stroke-dashoffset: var(--len, 200);
}

.impact-item:nth-child(2) .impact-mark path { stroke: var(--turquoise); }
.impact-item:nth-child(3) .impact-mark path { stroke: var(--pink); }
.impact-item:nth-child(4) .impact-mark path { stroke: var(--green); }

.impact-tick {
  stroke-dasharray: 26;
  stroke-dashoffset: 26;
  opacity: 0;
}

.impact-mark path.impact-tick { stroke-dasharray: 26; stroke-dashoffset: 26; }

html.js-anim .impact-item.is-revealed .impact-mark path {
  transition: stroke-dashoffset 700ms var(--ease-soft) var(--reveal-delay, 0ms);
  stroke-dashoffset: 0;
}

html.js-anim .impact-item.is-revealed .impact-mark path.impact-tick {
  transition: stroke-dashoffset 420ms var(--ease-premium) 1250ms, opacity 200ms linear 1250ms;
  stroke-dashoffset: 0;
  opacity: 1;
}

html:not(.js-anim) .impact-mark path,
html:not(.js-anim) .impact-mark path.impact-tick { stroke-dashoffset: 0; opacity: 1; }

/* =====================================
   WORD HIGHLIGHT — crayon stroke
===================================== */
.highlight-word {
  position: relative;
  z-index: 0;
  font-weight: 800;
  white-space: nowrap;
}

.highlight-word::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -.14em;
  right: -.14em;
  bottom: .01em;
  height: .44em;
  border-radius: .35em .5em .3em .45em;
  background: linear-gradient(100deg, rgba(255, 197, 46, .9), rgba(255, 197, 46, .5) 55%, rgba(255, 197, 46, .85));
  mix-blend-mode: multiply;
  transform: scaleX(0) skewX(-3deg);
  transform-origin: left center;
}

.highlight-word--pink::after {
  background: linear-gradient(100deg, rgba(239, 46, 103, .28), rgba(239, 46, 103, .14) 55%, rgba(239, 46, 103, .26));
}

.highlight-word--light::after {
  background: linear-gradient(100deg, rgba(255, 255, 255, .55), rgba(255, 255, 255, .28) 55%, rgba(255, 255, 255, .5));
  mix-blend-mode: normal;
}

html.js-anim .highlight-word.is-revealed::after {
  transition: transform 640ms var(--ease-soft) var(--reveal-delay, 0ms);
  transform: scaleX(1) skewX(-3deg);
}

html:not(.js-anim) .highlight-word::after { transform: scaleX(1) skewX(-3deg); }

/* =====================================
   PAPER REVEAL — for photos & panels
===================================== */
.paper-reveal { position: relative; overflow: hidden; }

/* A real element, not ::after — several panels already use their own
   pseudo-elements for decoration. */
.paper-reveal .paper-sheet {
  position: absolute;
  inset: -1px;
  z-index: 4;
  pointer-events: none;
  background: linear-gradient(180deg, var(--paper-1), var(--paper-3));
  box-shadow: 0 16px 26px rgba(37, 39, 53, .12);
}

html:not(.js-anim) .paper-reveal .paper-sheet { display: none; }

@keyframes paperLift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(0, -102%, 0); }
}

html.js-anim .paper-reveal.is-revealed .paper-sheet {
  animation: paperLift 980ms var(--ease-premium) var(--reveal-delay, 0ms) forwards;
}

/* pencil stroke that signs the reveal */
.paper-reveal .paper-stroke {
  position: absolute;
  z-index: 5;
  left: 22px;
  bottom: 18px;
  width: 88px;
  height: 12px;
  overflow: visible;
}

.paper-reveal .paper-stroke path {
  fill: none;
  stroke: rgba(255, 255, 255, .85);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 120;
  stroke-dashoffset: 120;
}

html.js-anim .paper-reveal.is-revealed .paper-stroke path {
  transition: stroke-dashoffset 700ms var(--ease-soft) 820ms;
  stroke-dashoffset: 0;
}

html:not(.js-anim) .paper-reveal .paper-stroke path { stroke-dashoffset: 0; }

/* =====================================
   BOOK STACK
===================================== */
.programme .wrap { position: relative; }

.book-stack {
  position: absolute;
  right: 0;
  top: 4px;
  width: 168px;
  height: 118px;
  pointer-events: none;
}

.book-stack__book {
  position: absolute;
  left: 0;
  right: 0;
  height: 26px;
  border-radius: 5px 9px 9px 5px;
  box-shadow: 0 8px 18px rgba(37, 39, 53, .1);
}

.book-stack__book::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 0;
  bottom: 0;
  width: 4px;
  background: rgba(255, 255, 255, .5);
  border-radius: 3px;
}

.book-stack__book:nth-child(1) { bottom: 0; background: var(--blue); }
.book-stack__book:nth-child(2) { bottom: 24px; right: 14px; background: var(--orange); }
.book-stack__book:nth-child(3) { bottom: 48px; left: 12px; background: var(--green); }
.book-stack__book:nth-child(4) { bottom: 72px; right: 22px; left: 6px; height: 22px; background: var(--purple); }

html.js-anim .feature-band--photo { animation: featurePhotoSettle 1.4s var(--ease-soft) both; }
html.js-anim .page-hero--aquarium { animation: featurePhotoSettle 1.4s var(--ease-soft) both; }
html.js-anim .page-hero--museum { animation: featurePhotoSettle 1.4s var(--ease-soft) both; }
html.js-anim .page-hero--donate { animation: featurePhotoSettle 1.4s var(--ease-soft) both; }
html.js-anim .page-hero--roof { animation: featurePhotoSettle 1.4s var(--ease-soft) both; }

@keyframes featurePhotoSettle {
  from { background-position: center 56%; }
  to { background-position: center 50%; }
}

html.js-anim .book-stack__book {
  opacity: 0;
  transform: translate3d(18px, 22px, 0) rotate(-3deg);
  transition: opacity var(--motion-medium) var(--ease-premium),
              transform var(--motion-slow) var(--ease-premium);
}

html.js-anim .book-stack.is-revealed .book-stack__book { opacity: 1; }
html.js-anim .book-stack.is-revealed .book-stack__book:nth-child(1) { transform: rotate(-1deg); transition-delay: 0ms; }
html.js-anim .book-stack.is-revealed .book-stack__book:nth-child(2) { transform: rotate(2deg); transition-delay: 130ms; }
html.js-anim .book-stack.is-revealed .book-stack__book:nth-child(3) { transform: rotate(-2deg); transition-delay: 260ms; }
html.js-anim .book-stack.is-revealed .book-stack__book:nth-child(4) { transform: rotate(1deg); transition-delay: 390ms; }

/* =====================================
   BOOKMARK — reading progress
===================================== */
.bookmark {
  position: fixed;
  z-index: 8;
  right: 24px;
  top: 21vh;
  height: 58vh;
  width: 26px;
  pointer-events: none;
}

.bookmark__track {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  transform: translateX(-50%);
  background: repeating-linear-gradient(to bottom, rgba(37, 39, 53, .22) 0 4px, transparent 4px 10px);
}

.bookmark__ribbon {
  position: absolute;
  left: 50%;
  top: 0;
  width: 20px;
  height: 46px;
  margin-left: -10px;
  background: linear-gradient(180deg, var(--yellow), var(--orange));
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 78%, 0 100%);
  box-shadow: 0 8px 16px rgba(37, 39, 53, .16);
  transform: translate3d(0, calc(var(--page-progress) * (58vh - 46px)), 0);
  will-change: transform;
}

.bookmark__ribbon::after {
  content: "";
  position: absolute;
  left: 5px;
  right: 5px;
  top: 9px;
  height: 2px;
  border-radius: 2px;
  background: rgba(255, 255, 255, .7);
}

/* =====================================
   MICRO-INTERACTIONS
===================================== */
.button {
  transition:
    transform var(--motion-fast) var(--ease-premium),
    box-shadow var(--motion-fast) var(--ease-premium),
    background-color var(--motion-fast) linear;
}

.button:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 14px 26px rgba(37, 39, 53, .16);
}

.button:active { transform: translateY(0) scale(.995); }

.button span {
  display: inline-block;
  transition: transform var(--motion-fast) var(--ease-premium);
}

.button:hover span { transform: translate(4px, -4px); }

.button:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

/* Pencil-style underline for story links */
.story-link,
.pencil-link {
  position: relative;
  display: inline-block;
}

.story-link::after,
.pencil-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  opacity: .7;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--motion-medium) var(--ease-premium);
}

.story-card:hover .story-link::after,
.story-link:hover::after,
.pencil-link:hover::after,
.pencil-link:focus-visible::after { transform: scaleX(1); }

.footer-links a { position: relative; display: inline-block; }

.footer-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--motion-medium) var(--ease-premium);
}

.footer-links a:hover::after,
.footer-links a:focus-visible::after { transform: scaleX(1); }

.facebook-link { position: relative; display: inline-block; }
.facebook-link::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; border-radius: 2px; background: var(--yellow); transform: scaleX(0); transform-origin: left center; transition: transform var(--motion-medium) var(--ease-premium); }
.facebook-link:hover::after, .facebook-link:focus-visible::after { transform: scaleX(1); }

.story-card { transition: transform var(--motion-medium) var(--ease-premium), box-shadow var(--motion-medium) var(--ease-premium); }
.story-card:hover { transform: translateY(-4px); }

.info-card,
.step,
.program-card { transition: transform var(--motion-medium) var(--ease-premium), box-shadow var(--motion-medium) var(--ease-premium); }
.info-card:hover,
.program-card:hover { transform: translateY(-4px); }

/* The goal card is a tilted page — keep the tilt through the reveal */
html.js-anim .goal-card[data-reveal] { transform: translate3d(0, 26px, 0) rotate(2deg); }
html.js-anim .goal-card[data-reveal].is-revealed { transform: rotate(2deg); }

.goal-card::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 3;
  width: 46px;
  height: 46px;
  pointer-events: none;
  background: linear-gradient(315deg, rgba(37, 39, 53, .09) 0 50%, transparent 50%);
}

/* =====================================
   DONATION FINALE — the book closes
===================================== */
.donate-band { position: relative; overflow: hidden; }

.donate-band .wrap { position: relative; z-index: 2; }

.finale-marks {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  color: rgba(255, 255, 255, .32);
}

.finale-marks .finale-mark {
  position: absolute;
  left: var(--x);
  top: var(--y);
  font-weight: 900;
  font-size: var(--s, 1.3rem);
  opacity: 0;
  transform: translate3d(0, 16px, 0) rotate(calc(var(--r, 0) * 1deg));
  transition:
    opacity var(--motion-slow) var(--ease-premium) var(--d, 0ms),
    transform var(--motion-slow) var(--ease-premium) var(--d, 0ms);
}

.finale-marks .finale-mark svg { display: block; width: 30px; height: auto; overflow: visible; }

html.js-anim .finale-marks.is-revealed .finale-mark {
  opacity: 1;
  transform: translate3d(0, 0, 0) rotate(calc(var(--r, 0) * 1deg));
}

html:not(.js-anim) .finale-mark { opacity: 1; transform: none; }

/* the closing page corner */
.donate-band .finale-corner {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
  width: clamp(160px, 22vw, 280px);
  aspect-ratio: 1;
  pointer-events: none;
  background: linear-gradient(315deg, rgba(255, 255, 255, .16) 0 46%, transparent 46%);
  border-radius: 0 0 var(--radius) 0;
}

.donate-band .support-list li { transition: transform var(--motion-medium) var(--ease-premium); }

/* =====================================
   PARALLAX LAYERS (desktop only)
===================================== */
[data-parallax] { will-change: transform; }

/* =====================================
   RESPONSIVE — mobile keeps the story,
   drops the decoration
===================================== */
@media (max-width: 1023px) {
  .bookmark { display: none; }
  .book-stack { display: none; }
}

@media (max-width: 800px) {
  .hero-art { min-height: 330px; }
  .storybook { width: min(100%, 400px); }
  .storybook__letters { inset: -50% 0 0; }
  .sb-float--extra { display: none; }
  .sb-float--word { font-size: .55rem; padding: 5px 10px; }
  .storybook__badge { width: 74px; left: 0; bottom: -8%; }

  .story-thread { height: 78px; margin: -22px 0; }

  .page-turn::before {
    width: 78vw;
    right: -18%;
    bottom: -16%;
    box-shadow: -14px -12px 26px rgba(37, 39, 53, .1);
  }

  @supports (animation-timeline: view()) {
    .page-turn::before { animation-range: entry 0% entry 52%; }
  }

  .hero-scroll-hint { margin-top: 26px; font-size: .7rem; }
  .impact-mark { max-width: 110px; height: 16px; }
  .finale-marks .finale-mark:nth-child(n + 4) { display: none; }
}

@media (max-width: 470px) {
  .storybook__letters { inset: -40% 0 0; }
  .hero-art::before { opacity: .13; }
}

/* Coarse pointers get no hover lift */
@media (hover: none) {
  .button:hover,
  .story-card:hover,
  .info-card:hover,
  .program-card:hover { transform: none; }
}

/* =====================================
   REDUCED MOTION
   Content first, always readable
===================================== */
@media (prefers-reduced-motion: reduce) {
  html.js-anim [data-reveal],
  html.js-anim [data-reveal-children] > *,
  .hero-eyebrow,
  .hero .hero-copy,
  .hero .hero-actions,
  .hero-line__in,
  .storybook,
  .book-stack__book,
  .finale-marks .finale-mark {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }

  .storybook__book,
  .sb-page-left,
  .sb-page-right,
  .storybook__badge { transform: none !important; }

  .storybook__letters,
  .page-turn::before,
  .bookmark,
  .hero-scroll-hint,
  .paper-reveal .paper-sheet { display: none !important; }

  .story-thread__line { stroke-dashoffset: 0 !important; }
  .story-thread__dot { opacity: 1 !important; transform: none !important; }
  .impact-mark path,
  .impact-tick { stroke-dashoffset: 0 !important; opacity: 1 !important; }
  .highlight-word::after { transform: scaleX(1) skewX(-3deg) !important; }
  .paper-reveal .paper-stroke path { stroke-dashoffset: 0 !important; }
}