/* doc.css — the explorations as scroll meditations (extends tokens.css + styles.css) */

/* reading-progress thread */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: 0 50%;
  z-index: var(--z-sticky);
  pointer-events: none;
}
@supports (animation-timeline: scroll()) {
  .progress {
    animation: thread linear both;
    animation-timeline: scroll(root);
  }
  @keyframes thread {
    from { transform: scaleX(0); }
    to   { transform: scaleX(1); }
  }
}

/* ambient ember field behind the whole page */
.ambient {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.nav-edge { position: relative; z-index: 1; }

/* doc-page top bar: previous · logo · next */
.nav-edge--trip {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-md);
}
.nav-edge--trip .wordmark { justify-self: center; }
.nav-trip__side--l { justify-self: start; }
.nav-trip__side--r { justify-self: end; }
.nav-trip__side {
  font-size: var(--text-base);
  padding-block: 0.55rem;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}
@media (max-width: 60rem) {
  .nav-trip__t { display: none; }
}

.doc {
  position: relative;
  z-index: 1;
  max-width: 66ch;
  margin-inline: auto;
  padding: 0 var(--page-gutter) var(--space-3xl);
}

/* ---------- floors — one idea per screenful ---------- */

.floor { padding-block: var(--space-3xl); }

.floor--hero {
  min-height: 78svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding-block: var(--space-xl);
}

.floor__glyph {
  font-size: var(--text-3xl, 3rem);
  line-height: 1;
  margin: 0 0 var(--space-lg);
}
.floor__glyph--sm { font-size: var(--text-xl); margin: 0 0 var(--space-md); }

.floor__count {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  color: var(--color-muted);
  margin: 0 0 var(--space-md);
}

.floor__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw + 0.8rem, 4.2rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
  overflow-wrap: anywhere;
  min-width: 0;
}

.floor__subtitle {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 350;
  line-height: 1.35;
  color: var(--color-ink-2);
  max-width: 30ch;
  margin: var(--space-lg) auto 0;
}

.scroll-cue {
  margin: var(--space-2xl) 0 0;
  color: var(--color-muted);
  font-size: var(--text-base);
  letter-spacing: 0.08em;
  animation: cue 2.6s var(--ease-in-out) infinite;
}
@keyframes cue {
  0%, 100% { transform: translateY(0); opacity: 0.7; }
  50%      { transform: translateY(6px); opacity: 1; }
}

/* the living diagram — each doc's argument, in motion */
.floor--viz {
  padding-block: var(--space-xl) var(--space-2xl);
}
.viz {
  display: block;
  width: 100%;
  height: 340px;
  touch-action: pan-y;
}
.viz__caption {
  text-align: center;
  color: var(--color-muted);
  font-size: var(--text-base);
  margin: var(--space-md) 0 0;
}

/* tl;dr — the claim, said once, said large */
.floor--tldr {
  min-height: 52svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.floor__label {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 550;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 var(--space-lg);
}
.floor__big {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw + 0.8rem, 2.4rem);
  font-weight: 380;
  line-height: 1.3;
  letter-spacing: -0.012em;
  margin: 0;
}

/* key points — numbered cards */
.floor--points {
  display: grid;
  gap: var(--space-2xl);
  padding-block: var(--space-2xl) var(--space-3xl);
}
.point {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-lg);
  align-items: start;
}
.point__n {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1;
  color: var(--gift-gold);
}
.point p {
  font-size: var(--text-md);
  line-height: 1.6;
  color: var(--color-ink);
  margin: 0;
}

/* giant watermark glyph — each section carries its sign at architectural scale */
.doc-section { position: relative; }
.wm {
  position: absolute;
  top: var(--space-xl);
  font-size: clamp(6rem, 13vw, 10rem);
  line-height: 1;
  opacity: 0.06;
  pointer-events: none;
  user-select: none;
}
.doc-section:nth-of-type(odd) .wm { right: -8%; transform: rotate(8deg); }
.doc-section:nth-of-type(even) .wm { left: -8%; transform: rotate(-8deg); }

/* signpost divider before each section */
.sig {
  text-align: center;
  font-size: var(--text-md);
  opacity: 0.5;
  margin: 0 0 var(--space-2xl);
  animation: sig-float 6s var(--ease-in-out) infinite;
}
@keyframes sig-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-4px); }
}
.sig::before,
.sig::after {
  content: "";
  display: inline-block;
  vertical-align: middle;
  width: 4rem;
  height: 1px;
  background: var(--color-rule);
  margin-inline: var(--space-md);
}

/* the question to carry — the destination floor */
.floor--carry {
  min-height: 56svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}
.floor--carry h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 550;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin: 0 0 var(--space-xl);
}
.floor--carry .doc-body p {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2vw + 0.7rem, 2rem);
  font-weight: 380;
  line-height: 1.35;
  color: var(--color-ink);
  max-width: 34ch;
  margin: 0 auto var(--space-lg);
}

/* ---------- section bodies ---------- */

.doc-section { padding-block: var(--space-2xl); }

.doc-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 440;
  line-height: 1.18;
  letter-spacing: -0.015em;
  margin: 0 0 var(--space-lg);
}

.doc-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 560;
  margin: var(--space-xl) 0 var(--space-sm);
}

.doc-body p,
.doc-body li {
  font-size: var(--text-md);
  line-height: 1.62;
  color: var(--color-ink);
}
.doc-body p { margin: 0 0 var(--space-lg); }

/* the lede — each section opens a size louder */
.doc-body > p:first-child {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 380;
  line-height: 1.45;
  letter-spacing: -0.01em;
}

/* bold phrases carry a rose band — the page's highlighter */
.doc-body p strong,
.doc-body li strong,
.point p strong {
  font-weight: 600;
  background: linear-gradient(180deg,
    transparent 58%,
    color-mix(in oklab, var(--color-accent) 32%, transparent) 58%,
    color-mix(in oklab, var(--color-accent) 32%, transparent) 94%,
    transparent 94%);
  padding-inline: 0.06em;
  border-radius: 2px;
}

/* bullets wear the doc's glyph */
.doc-body ul { margin: 0 0 var(--space-lg); padding: 0; list-style: none; }
.doc-body ul > li {
  position: relative;
  padding-left: 2em;
  margin-bottom: var(--space-md);
}
.doc-body ul > li::before {
  content: var(--doc-glyph, "·");
  position: absolute;
  left: 0;
  top: 0.15em;
  font-size: 0.85em;
  opacity: 0.75;
}

/* numbered lists become principle cards, stepping down the page */
.doc-body ol {
  margin: 0 0 var(--space-lg);
  padding: 0;
  list-style: none;
  counter-reset: pr;
}
.doc-body ol > li {
  counter-increment: pr;
  position: relative;
  background: var(--color-paper-2);
  border: var(--rule-hairline);
  border-radius: var(--radius-soft);
  padding: var(--space-lg) var(--space-lg) var(--space-lg) 4.4rem;
  margin: 0 0 var(--space-md);
}
.doc-body ol > li::before {
  content: counter(pr, decimal-leading-zero);
  position: absolute;
  left: var(--space-lg);
  top: var(--space-md);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 300;
  line-height: 1;
  color: var(--gift-gold);
}
.doc-body ol > li:nth-child(even) { margin-left: var(--space-xl); }
.doc-body li > p { margin-bottom: var(--space-sm); }

/* cross-links between explorations are glyph chips */
.chip {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35em;
  padding: 0.05em 0.6em 0.12em;
  border: 1px solid var(--color-rule);
  border-radius: 999px;
  background: var(--color-paper-2);
  color: var(--color-ink) !important;
  text-decoration: none !important;
  font-size: 0.85em;
  white-space: nowrap;
  transition: border-color var(--dur-short) var(--ease-out),
              transform var(--dur-short) var(--ease-out);
}
.chip:hover { border-color: var(--color-accent); transform: translateY(-1px); }
.chip:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }

.doc-body a,
.floor__big a,
.point a {
  color: var(--color-ink);
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14em;
  transition: text-decoration-thickness var(--dur-micro) var(--ease-out);
}
.doc-body a:hover { text-decoration-thickness: 3px; }
.doc-body a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 2px;
}

/* pull-quotes */
.doc-body blockquote {
  margin: var(--space-2xl) 0;
  padding: 0;
  position: relative;
}
.doc-body blockquote::before {
  content: "“";
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-3xl, 3rem);
  line-height: 0.6;
  color: var(--color-accent);
  opacity: 0.7;
  margin-bottom: var(--space-sm);
}
.doc-body blockquote p {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 380;
  line-height: 1.4;
  color: var(--color-ink);
}

.doc-body strong { color: var(--color-ink); font-weight: 600; }
.doc-body code {
  font-size: 0.9em;
  background: var(--color-paper-2);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}
.doc-body hr {
  border: 0;
  border-top: var(--rule-hairline);
  margin: var(--space-2xl) 0;
}

.doc-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 var(--space-lg);
  font-size: var(--text-base);
}
.doc-body th,
.doc-body td {
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  border-bottom: var(--rule-hairline);
  vertical-align: top;
  line-height: 1.5;
}
.doc-body th {
  font-family: var(--font-display);
  font-weight: 550;
  color: var(--color-ink);
  font-size: var(--text-md);
}
.doc-body td { color: var(--color-ink-2); }
.doc-body td:first-child { color: var(--gift-rose); }
.doc-body td:last-child { color: var(--gift-gold); }
.doc-body table + p { margin-top: var(--space-lg); }

/* ---------- prev / next ---------- */

.doc-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: var(--rule-hairline);
}
.doc-nav .link { font-size: var(--text-base); white-space: normal; }

/* ---------- the index ---------- */

.floor--hero-index { min-height: 62svh; }

/* full-bleed themed field behind each doc hero */
.floor--hero { position: relative; }
.floor--hero > *:not(.hero-viz) { position: relative; z-index: 1; }
.hero-viz {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(50% - 50vw);
  width: 100vw;
  pointer-events: none;
}

/* the prompt above the toc — a rectangular block, every line the same width */
.prompt {
  font-family: var(--font-display);
  font-size: var(--text-display-s);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.015em;
  text-align: center;
  margin: 0 auto var(--space-2xl);
  padding: 5px;
  padding-top: 15px;
  max-width: 24ch;
}

.prompt--block {
  container-type: inline-size;
  width: min(82vw, 21rem);
  max-width: none;
  line-height: 1.04;
  position: relative;
}
/* flanking light-bars, running horizontally in from each side —
   brightest where they meet the words, drawing the eye to the center */
.prompt--block::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(-1 * min(19vw, 230px));
  right: calc(-1 * min(19vw, 230px));
  pointer-events: none;
  z-index: -1;
  --bar-l: linear-gradient(90deg,
    transparent,
    color-mix(in oklab, var(--gift-rose) 80%, transparent) 55%,
    var(--color-ink));
  --bar-l-soft: linear-gradient(90deg,
    transparent,
    color-mix(in oklab, var(--gift-rose) 26%, transparent) 55%,
    color-mix(in oklab, var(--color-ink) 30%, transparent));
  --bar-r: linear-gradient(270deg,
    transparent,
    color-mix(in oklab, var(--gift-rose) 80%, transparent) 55%,
    var(--color-ink));
  --bar-r-soft: linear-gradient(270deg,
    transparent,
    color-mix(in oklab, var(--gift-rose) 26%, transparent) 55%,
    color-mix(in oklab, var(--color-ink) 30%, transparent));
  background-image: var(--bar-l-soft), var(--bar-l), var(--bar-r-soft), var(--bar-r);
  background-position: left center, left center, right center, right center;
  background-size: min(17vw, 210px) 9px, min(17vw, 210px) 3px, min(17vw, 210px) 9px, min(17vw, 210px) 3px;
  background-repeat: no-repeat;
}
@media (max-width: 40rem) {
  .prompt--block::after { display: none; }
}

/* the question mark behind the question */
.prompt--block::before {
  content: "?";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 105cqw;
  line-height: 1;
  color: var(--gift-rose);
  opacity: 0.32;
  z-index: -1;
  pointer-events: none;
}
.prompt--block .pl { display: block; }
.prompt--block .pl-1 {
  font-size: 26cqw;
  font-weight: 380;
  font-style: italic;
  color: var(--color-ink);
}
.prompt--block .pl-2 { font-size: 30cqw; }
.prompt--block .pl-3 {
  font-size: 16cqw;
  font-weight: 380;
  font-style: italic;
  color: var(--color-ink);
}
.prompt--block .pl-4 { font-size: 36cqw; }

/* the toc: collapsible sections, headers only until opened */
.toc-group { border-top: var(--rule-hairline); }
.toc-group:last-of-type { border-bottom: var(--rule-hairline); }
.toc-group__head {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-xl) var(--space-sm);
  transition: transform var(--dur-short) var(--ease-out);
}
.toc-group__head::-webkit-details-marker { display: none; }
.toc-group__head::after {
  content: "⌄";
  color: var(--color-muted);
  font-size: var(--text-lg);
  transition: transform var(--dur-short) var(--ease-out);
}
.toc-group[open] > .toc-group__head::after { transform: rotate(180deg); }
.toc-group__glyph { font-size: var(--text-2xl); line-height: 1; }
.toc-group__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 440;
  letter-spacing: -0.015em;
  color: var(--color-ink);
}
.toc-group__preview {
  color: var(--color-muted);
  font-size: var(--text-md);
  letter-spacing: 0.35em;
  opacity: 0.7;
}
.toc-group__head:hover { transform: translateX(4px); }
.toc-group__head:hover .toc-group__title {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.14em;
}
.toc-group__head:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 4px;
}
.toc-group__body {
  padding: 0 var(--space-sm) var(--space-lg) var(--space-xl);
}
.toc-sub-group { border-top: var(--rule-hairline); }
.toc-sub-group:first-child { border-top: 0; }
.toc-sub {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: var(--space-md);
  align-items: center;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 550;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  padding: var(--space-md) var(--space-2xs);
  transition: color var(--dur-short) var(--ease-out);
}
.toc-sub::-webkit-details-marker { display: none; }
.toc-sub::after {
  content: "⌄";
  font-size: var(--text-md);
  transition: transform var(--dur-short) var(--ease-out);
}
.toc-sub-group[open] > .toc-sub::after { transform: rotate(180deg); }
.toc-sub:hover { color: var(--color-ink); }
.toc-sub:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 4px;
}
.toc-sub__glyph { font-size: var(--text-md); }
.toc-sub-group > .entry { margin-left: var(--space-lg); }
.toc-group__body .entry { border-top: var(--rule-hairline); }
.toc-group__body .entry:first-child { border-top: 0; }
.toc-group__body .entry:last-child { border-bottom: 0; }

@media (max-width: 40rem) {
  .toc-group__preview { display: none; }
  .toc-group__body { padding-left: var(--space-sm); }
}

.entries { margin-top: var(--space-2xl); }
.entries__head {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 550;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin: 0 0 var(--space-md);
}
.entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-lg) var(--space-sm);
  border-top: var(--rule-hairline);
  text-decoration: none;
  color: inherit;
  transition: transform var(--dur-short) var(--ease-out);
}
.entry:last-child { border-bottom: var(--rule-hairline); }
.entry__glyph { font-size: var(--text-xl); line-height: 1; }
.entry__title {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 460;
  line-height: 1.25;
  color: var(--color-ink);
}
.entry__sub { font-weight: 380; color: var(--color-ink-2); }
.entry__tldr {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--color-muted);
  max-width: 58ch;
}
.entry__arrow {
  color: var(--color-muted);
  font-size: var(--text-lg);
  transition: transform var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out);
}
.entry:hover { transform: translateX(4px); }
.entry:hover .entry__arrow { transform: translateX(4px); color: var(--color-accent); }
.entry:hover .entry__title {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.14em;
}
.entry:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- the flow — sticky-stage scroll story ---------- */

.story-main {
  position: relative;
  z-index: 1;
  max-width: 76rem;
  margin-inline: auto;
  padding: 0 var(--page-gutter) var(--space-3xl);
}

.story {
  display: flex;
  gap: var(--space-2xl);
  align-items: flex-start;
}

/* breathing room where the hero hands off to the beats */
.floor--hero + .story { margin-top: 50px; }

.story-stage {
  position: sticky;
  top: 3svh;
  height: 94svh;
  flex: 1 1 62%;
  min-width: 0;
}
.story-stage .viz { height: 100%; }
#story-canvas { display: block; width: 100%; height: 100%; }

.story-hud {
  position: absolute;
  left: var(--space-md);
  bottom: var(--space-md);
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  pointer-events: none;
}
.story-hud .hn {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1;
  color: var(--gift-gold);
}
.story-hud .hl { color: var(--color-muted); font-size: var(--text-base); }

.story-prog {
  position: absolute;
  right: var(--space-md);
  bottom: var(--space-lg);
  display: flex;
  gap: 6px;
  pointer-events: none;
}
.story-prog i {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-rule);
  transition: background var(--dur-short) var(--ease-out);
}
.story-prog i.on { background: var(--color-accent); }

.story-beats { flex: 1 1 38%; max-width: 38ch; }

.beat {
  min-height: 88svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0.3;
  transition: opacity 0.45s var(--ease-out);
}
.beat.on { opacity: 1; }
.beat .bn {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 300;
  color: var(--gift-gold);
}
.beat .tag {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 420;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: var(--space-xs) 0 var(--space-md);
}
.beat p { line-height: 1.6; margin: 0 0 var(--space-md); }
.beat .beat-q {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 380;
  line-height: 1.35;
}
.beat .chips { display: flex; flex-wrap: wrap; gap: var(--space-xs); margin: 0 0 var(--space-sm); }

/* doc-page beats: tl;dr, key points, and sections in the narrow column */
.beat .floor__label { margin-bottom: var(--space-md); }

/* the visible layer: one plain sentence per section */
.beat-sum {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 380;
  line-height: 1.45;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-md);
}

/* the door: full text waits behind “more” */
.door { margin: 0; }
.door > summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  color: var(--color-muted);
  font-size: var(--text-base);
  border: 1px solid var(--color-rule);
  border-radius: 999px;
  padding: 0.2em 0.95em 0.28em;
  transition: border-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out);
}
.door > summary::-webkit-details-marker { display: none; }
.door > summary::after { content: "⌄"; }
.door[open] > summary::after { content: "⌃"; }
.door > summary:hover { border-color: var(--color-accent); color: var(--color-ink); }
.door > summary:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }
.door[open] > summary { margin-bottom: var(--space-lg); }
.beat .floor__big { font-size: clamp(1.35rem, 1.6vw + 0.75rem, 1.9rem); }
.beat .point {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-md);
  align-items: start;
  margin-bottom: var(--space-lg);
}
.beat .point__n { font-size: var(--text-xl); }

/* key points as glyph-marked lines (the beat number does the counting) */
.point-line {
  position: relative;
  padding-left: 2em;
  margin: 0 0 var(--space-lg);
  font-size: var(--text-md);
  line-height: 1.6;
}
.point-line::before {
  content: var(--doc-glyph, "·");
  position: absolute;
  left: 0;
  top: 0.15em;
  font-size: 0.85em;
  opacity: 0.75;
}
.beat--carry { text-align: center; }
.beat--carry .doc-body p {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.5vw + 0.7rem, 1.8rem);
  font-weight: 380;
  line-height: 1.35;
}
.beat--carry .doc-body { text-align: center; }
.story-beats .doc-body ol > li:nth-child(even) { margin-left: var(--space-lg); }

@media (max-width: 60rem) {
  .story { flex-direction: column; gap: 0; }
  .story-stage {
    top: 0;
    height: 48svh;
    width: 100%;
    background: var(--color-paper);
    z-index: 2;
  }
  .story-beats { max-width: none; }
  .beat { min-height: 62svh; }
}

/* ---------- reveals — one-shot, meditative pacing ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.in { opacity: 1; transform: none; }

/* inside a section, content arrives line by line */
.doc-section .doc-body > * {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s var(--ease-out), transform 0.55s var(--ease-out);
}
.doc-section.in .doc-body > * { opacity: 1; transform: none; }
.doc-section.in .doc-body > :nth-child(2) { transition-delay: 0.09s; }
.doc-section.in .doc-body > :nth-child(3) { transition-delay: 0.18s; }
.doc-section.in .doc-body > :nth-child(4) { transition-delay: 0.27s; }
.doc-section.in .doc-body > :nth-child(5) { transition-delay: 0.36s; }
.doc-section.in .doc-body > :nth-child(6) { transition-delay: 0.44s; }
.doc-section.in .doc-body > :nth-child(n+7) { transition-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .doc-section .doc-body > * { opacity: 1; transform: none; transition: none; }
  .scroll-cue { animation: none; }
  .sig { animation: none; }
}

@media (max-width: 40rem) {
  .floor { padding-block: var(--space-2xl); }
  .floor--hero { min-height: 66svh; }
  .entry { grid-template-columns: auto minmax(0, 1fr); }
  .entry__arrow { display: none; }
  .doc-body ol > li:nth-child(even) { margin-left: 0; }
  .doc-body ol > li { padding-left: 3.2rem; }
  .doc-body ol > li::before { left: var(--space-md); }
  .toc-sub-group > .entry { margin-left: var(--space-sm); }
  .doc-nav .link { padding-block: 0.4rem; }
  .wm { font-size: 5.5rem; opacity: 0.05; }
}