:root {
  --canvas: #070907;
  --surface: #0d110f;
  --surface-soft: #131914;
  --paper: #e8e5dc;
  --ink: #edf0ea;
  --paper-ink: #121613;
  --muted: #a7afa7;
  --dim: #7f8a81;
  --line: rgba(237, 240, 234, .14);
  --gold: #c3a56d;
  --jade: #748f82;
  --display: "Syne", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  --mono: "DM Mono", Consolas, monospace;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --gutter: clamp(18px, 4vw, 72px);
  --max: 1760px;
}

* { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; background: var(--canvas); }
body { margin: 0; min-width: 320px; overflow-x: clip; color: var(--ink); background: var(--canvas); font-family: var(--sans); }
body.viewer-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
img, video { display: block; max-width: 100%; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
code { padding: .18em .5em; border: 1px solid currentColor; border-radius: 999px; font: .8em var(--mono); white-space: nowrap; }
.shell { width: min(var(--max), calc(100% - (var(--gutter) * 2))); margin-inline: auto; }

.topbar {
  position: fixed;
  top: max(16px, env(safe-area-inset-top));
  left: 50%;
  z-index: 40;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: min(1120px, calc(100% - 32px));
  min-height: 58px;
  padding: 7px 9px 7px 18px;
  border: 1px solid rgba(237, 240, 234, .16);
  border-radius: 999px;
  background: rgba(5, 8, 6, .84);
  box-shadow: 0 18px 60px rgba(0, 0, 0, .3);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}
.brand { display: inline-flex; align-items: center; gap: 10px; width: max-content; font-family: var(--display); font-size: 12px; font-weight: 600; }
.brand img { width: 27px; height: 27px; padding: 6px; border: 1px solid var(--line); border-radius: 50%; }
.topnav { display: flex; align-items: center; gap: clamp(12px, 1.8vw, 26px); }
.topnav a { color: var(--muted); font-size: 11px; transition: color .25s ease; }
.topnav a:hover, .topnav a.is-active { color: var(--ink); }
.return-link { justify-self: end; min-height: 44px; display: inline-flex; align-items: center; padding: 0 17px; border-radius: 999px; color: #0b0d0b; background: var(--ink); font-size: 11px; font-weight: 600; }

.hero { position: relative; min-height: 100svh; display: flex; align-items: end; overflow: hidden; isolation: isolate; }
.hero-media { position: absolute; inset: 0; z-index: -3; background: #070907 url("environment.webp") center / cover no-repeat; }
.hero-media video { width: 100%; height: 100%; object-fit: cover; filter: saturate(.74) contrast(1.08) brightness(.76); transform: scale(1.01); }
.hero::before { position: absolute; inset: 0; z-index: -2; content: ""; background: linear-gradient(180deg, rgba(3, 5, 3, .12), rgba(3, 5, 3, .16) 34%, rgba(3, 5, 3, .96)), linear-gradient(90deg, rgba(3, 5, 3, .8), transparent 58%); }
.hero::after { position: absolute; inset: 0; z-index: -1; content: ""; opacity: .28; background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px); background-size: 80px 80px; mask-image: linear-gradient(90deg, #000, transparent 62%); }
.hero-grid { width: 100%; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr); align-items: end; gap: clamp(38px, 8vw, 140px); padding-block: clamp(160px, 20vh, 240px) clamp(58px, 8vh, 100px); }
.case-hero-title { max-width: none !important; }
.hero-prefix { display: block; margin-bottom: .22em; color: var(--gold); font: 400 clamp(13px, 1.2vw, 18px) / 1.2 var(--mono); letter-spacing: .08em; }
.hero-name { display: block; color: var(--ink); font-family: var(--sans); font-size: 1.36em; font-weight: 600; line-height: .76; letter-spacing: -.08em; }
.hero-summary { max-width: 590px; padding-bottom: 8px; }
.hero-summary > p { margin: 0 0 30px; color: #d2d8d1; font-size: clamp(15px, 1.15vw, 19px); line-height: 1.9; }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); margin: 0; border-top: 1px solid var(--line); }
.facts div { padding: 16px 0; border-bottom: 1px solid var(--line); }
.facts div:nth-child(odd) { padding-right: 18px; }
.facts div:nth-child(even) { padding-left: 18px; border-left: 1px solid var(--line); }
.facts dt { margin-bottom: 7px; color: var(--dim); font: 9px var(--mono); text-transform: uppercase; }
.facts dd { margin: 0; font-size: 12px; font-weight: 500; }
.motion-toggle { position: absolute; right: var(--gutter); bottom: max(22px, env(safe-area-inset-bottom)); z-index: 3; min-height: 44px; padding: 0 16px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink); background: rgba(5, 8, 6, .82); font: 10px var(--mono); letter-spacing: .06em; cursor: pointer; backdrop-filter: blur(12px); }

section { position: relative; padding-block: clamp(90px, 12vw, 180px); }
.section-head { display: grid; grid-template-columns: minmax(180px, .48fr) minmax(0, 1.52fr); gap: clamp(30px, 8vw, 130px); align-items: end; padding-bottom: 36px; border-bottom: 1px solid var(--line); }
.section-label { color: var(--gold); font: 10px var(--mono); letter-spacing: .09em; text-transform: uppercase; }
.section-head h2 { margin: 0; max-width: 1050px; font-family: var(--display); font-size: clamp(38px, 6vw, 92px); line-height: .98; letter-spacing: -.045em; text-wrap: balance; }
.section-intro { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; margin-top: 24px; }
.section-intro p { margin: 0; color: var(--muted); line-height: 1.85; }
.section-intro .signal { color: var(--gold); font: 10px var(--mono); letter-spacing: .08em; text-transform: uppercase; }

.motion-section { background: linear-gradient(180deg, #070907, #0d120f); }
.motion-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(16px, 2.4vw, 38px); margin-top: 54px; }
.motion-card { min-width: 0; margin: 0; }
.video-frame { overflow: hidden; padding: 7px; border: 1px solid rgba(237, 240, 234, .12); border-radius: 22px; background: #050705; box-shadow: 0 34px 100px rgba(0,0,0,.32); }
.video-frame video { width: 100%; aspect-ratio: 16 / 9; border-radius: 15px; background: #000; }
.motion-meta { display: grid; grid-template-columns: 1fr auto; gap: 8px 24px; align-items: end; padding: 18px 8px 0; }
.motion-meta span, .motion-meta small { color: var(--dim); font: 9px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.motion-meta strong { grid-row: 2; font-family: var(--display); font-size: clamp(20px, 2vw, 31px); font-weight: 600; }
.motion-meta small { grid-row: 2; align-self: center; }

.pantheon-section { padding-bottom: 0; color: var(--ink); background: #080a08; }
.pantheon-section .section-head { border-color: var(--line); }
.pantheon-section .section-label, .pantheon-section .signal { color: var(--gold); }
.pantheon-section .section-intro p { color: var(--muted); }
.portrait-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(8px, 1.2vw, 18px); margin-top: 56px; }
.portrait-card { position: relative; min-width: 0; overflow: hidden; margin: 0; aspect-ratio: .66; border-radius: 16px; background: #202420; }
.portrait-card button { display: block; width: 100%; height: 100%; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.portrait-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 700ms var(--ease), filter 500ms var(--ease); }
.portrait-card:hover img { transform: scale(1.025); filter: brightness(.88); }
.portrait-caption { position: absolute; inset: auto 12px 12px; display: flex; justify-content: space-between; align-items: end; gap: 16px; padding: 13px 14px; border: 1px solid rgba(255,255,255,.12); border-radius: 11px; color: #f2f3ee; background: rgba(6,9,7,.76); backdrop-filter: blur(12px); pointer-events: none; }
.portrait-caption span { display: block; color: #c5b58d; font: 8px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.portrait-caption strong { display: block; margin-top: 5px; font-size: clamp(15px, 1.35vw, 21px); font-weight: 600; }
.portrait-caption small { color: #b9c0ba; font-size: 10px; text-align: right; }

.world-field { position: relative; min-height: min(82vw, 900px); display: flex; align-items: end; margin-top: clamp(90px, 11vw, 170px); overflow: hidden; color: var(--ink); isolation: isolate; }
.world-field::after { position: absolute; inset: 0; z-index: -1; content: ""; background: linear-gradient(180deg, rgba(4,6,5,.08), rgba(4,6,5,.1) 40%, rgba(4,6,5,.92)); }
.world-field > img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; }
.world-copy { display: grid; grid-template-columns: .4fr 1fr .7fr; gap: 28px; align-items: end; padding-bottom: clamp(48px, 7vw, 90px); }
.world-copy span { color: var(--gold); font: 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.world-copy h3 { margin: 0; font-family: var(--display); font-size: clamp(34px, 4.8vw, 76px); line-height: .98; letter-spacing: -.04em; }
.world-copy p { margin: 0; color: #c2c9c1; font-size: 13px; line-height: 1.8; }
.scene-wrap { padding-block: clamp(70px, 9vw, 130px); }
.scene-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(8px, 1vw, 16px); }
.scene-card { position: relative; overflow: hidden; margin: 0; aspect-ratio: 16 / 10; border-radius: 14px; background: #111511; }
.scene-card button { width: 100%; height: 100%; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.scene-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 650ms var(--ease), filter 400ms ease; }
.scene-card:hover img { transform: scale(1.03); filter: brightness(.78); }
.scene-card figcaption { position: absolute; right: 10px; bottom: 10px; left: 10px; display: flex; justify-content: space-between; padding: 9px 10px; border-radius: 9px; color: #eef0ec; background: rgba(4,7,5,.72); font: 8px var(--mono); letter-spacing: .05em; text-transform: uppercase; pointer-events: none; }

.archive-shell { padding-block: clamp(78px, 10vw, 150px); }
.character-archive { border-bottom: 1px solid var(--line); }
.character-chapter { padding-block: clamp(68px, 8vw, 118px); border-top: 1px solid var(--line); }
.character-chapter:first-child { padding-top: 0; border-top: 0; }
.character-chapter-head { display: grid; grid-template-columns: 100px minmax(230px, .7fr) minmax(0, 1.3fr); gap: clamp(24px, 5vw, 76px); align-items: start; margin-bottom: 32px; }
.character-chapter-index { color: var(--gold); font: 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.character-chapter-title h3 { margin: 0; font-family: var(--display); font-size: clamp(36px, 4.6vw, 72px); font-weight: 600; line-height: .95; letter-spacing: -.04em; }
.character-chapter-title span { display: block; margin-top: 12px; color: var(--dim); font: 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.character-chapter-copy { margin: 0; max-width: 68ch; color: var(--muted); font-size: 13px; line-height: 1.8; }
.character-chapter-copy strong { display: block; margin-bottom: 9px; color: var(--ink); font-weight: 500; }
.accordion-hint { display: block; margin-top: 16px; color: var(--dim); font: 8px / 1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.accordion-gallery { display: flex; gap: clamp(5px, .55vw, 9px); height: clamp(430px, 45vw, 660px); overflow: hidden; }
.accordion-frame { position: relative; flex: 1 1 0; min-width: 58px; overflow: hidden; margin: 0; border-radius: 14px; background: var(--surface-soft); box-shadow: 0 24px 80px rgba(0, 0, 0, .24); transition: flex-grow 620ms var(--ease); }
.accordion-frame.is-active { flex-grow: 7; }
.accordion-button { position: relative; display: block; width: 100%; height: 100%; padding: 0; border: 0; background: transparent; cursor: pointer; }
.accordion-frame img { width: 100%; height: 100%; object-fit: cover; filter: brightness(.5) saturate(.64); transition: transform 620ms var(--ease), filter 420ms var(--ease); }
.accordion-frame.is-active img { filter: brightness(1) saturate(1); }
.accordion-frame.is-active[data-role="dossier"] img,
.accordion-frame.is-active[data-role="turnaround"] img,
.accordion-frame.is-active[data-role^="artifact"] img { object-fit: contain; background: #101410; }
.accordion-frame.is-active .accordion-button { cursor: zoom-in; }
.accordion-frame figcaption { position: absolute; right: 14px; bottom: 14px; left: 14px; display: flex; justify-content: space-between; gap: 16px; padding: 10px 12px; border-radius: 10px; color: rgba(237, 240, 234, .88); background: rgba(5, 8, 6, .76); font: 8px var(--mono); letter-spacing: .06em; text-transform: uppercase; opacity: 0; transform: translateY(6px); transition: opacity 240ms var(--ease), transform 300ms var(--ease); pointer-events: none; }
.accordion-button:hover img { filter: brightness(.82) saturate(.88); transform: scale(1.012); }
.accordion-frame.is-active .accordion-button:hover img { filter: brightness(1.02) saturate(1); }
.accordion-frame.is-active figcaption { opacity: 1; transform: none; }
.accordion-sequence-note { margin: 14px 0 0; color: var(--dim); font: 8px / 1.6 var(--mono); letter-spacing: .07em; text-transform: uppercase; }

.asset-section { border-top: 1px solid rgba(237,240,234,.08); background: radial-gradient(circle at 80% 30%, rgba(116,143,130,.09), transparent 28%), var(--canvas); }
.asset-bench { display: grid; grid-template-columns: minmax(190px, .23fr) minmax(0, .77fr); gap: clamp(18px, 3vw, 46px); margin-top: 62px; padding-top: 26px; border-top: 1px solid var(--line); }
.character-rail { display: flex; flex-direction: column; border-bottom: 1px solid var(--line); }
.character-tab { display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 10px; min-height: 58px; padding: 0 12px; border: 0; border-top: 1px solid var(--line); color: var(--dim); background: transparent; text-align: left; cursor: pointer; transition: color .25s ease, background .25s ease; }
.character-tab:hover, .character-tab.is-active { color: var(--ink); background: rgba(237,240,234,.055); }
.character-tab.is-active { box-shadow: inset 2px 0 var(--gold); }
.character-tab span { color: var(--gold); font: 9px var(--mono); }
.character-tab strong { font-size: 13px; font-weight: 500; }
.character-tab small { font: 8px var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.asset-stage { min-width: 0; }
.asset-stage-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 22px; }
.asset-stage-head span { color: var(--gold); font: 9px var(--mono); letter-spacing: .08em; }
.asset-stage-head h3 { margin: 7px 0 0; font-family: var(--display); font-size: clamp(32px, 4vw, 62px); line-height: 1; letter-spacing: -.04em; }
.asset-stage-head p { max-width: 38ch; margin: 0; color: var(--muted); font-size: 12px; text-align: right; }
.asset-grid { display: grid; grid-template-columns: minmax(240px, .78fr) minmax(0, 1.22fr); grid-auto-rows: minmax(240px, 36vh); gap: 10px; min-height: 720px; }
.asset-card { position: relative; min-width: 0; overflow: hidden; margin: 0; border-radius: 14px; background: var(--surface-soft); }
.asset-card:first-child { grid-row: span 2; }
.asset-card button { display: block; width: 100%; height: 100%; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.asset-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 650ms var(--ease); }
.asset-card:first-child img { object-position: top center; }
.asset-card:hover img { transform: scale(1.018); }
.asset-card figcaption { position: absolute; right: 10px; bottom: 10px; left: 10px; display: flex; justify-content: space-between; gap: 14px; padding: 10px 11px; border-radius: 9px; color: #edf0ea; background: rgba(4,7,5,.74); font: 8px var(--mono); letter-spacing: .05em; text-transform: uppercase; pointer-events: none; }
.asset-grid.has-four { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: minmax(260px, 32vh); }
.asset-grid.has-four .asset-card:first-child { grid-row: auto; }

.process-section { overflow: hidden; border-top: 1px solid rgba(237,240,234,.08); background: linear-gradient(180deg, #0a0d0b, #111611 56%, #080a08); }
.process-list { margin-top: clamp(60px, 8vw, 110px); border-bottom: 1px solid var(--line); }
.process-row { display: grid; grid-template-columns: 100px minmax(220px, .75fr) minmax(0, 1.25fr); gap: clamp(24px, 5vw, 76px); align-items: start; padding: clamp(30px, 4vw, 54px) 0; border-top: 1px solid var(--line); }
.process-row > span { color: var(--gold); font: 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.process-row h3 { margin: 0; font-family: var(--display); font-size: clamp(27px, 3.2vw, 50px); line-height: 1; letter-spacing: -.04em; }
.process-row p { margin: 0; max-width: 72ch; color: var(--muted); font-size: 14px; line-height: 1.9; }
.tool-line { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 46px; border-block: 1px solid var(--line); }
.tool-line div { min-height: 126px; display: flex; flex-direction: column; justify-content: space-between; padding: 21px; border-right: 1px solid var(--line); }
.tool-line div:last-child { border-right: 0; }
.tool-line small { color: var(--dim); font: 8px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.tool-line strong { font-family: var(--display); font-size: clamp(14px, 1.5vw, 21px); font-weight: 600; }

.closing { padding-top: 40px; padding-bottom: max(70px, env(safe-area-inset-bottom)); }
.closing-row { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-top: 28px; border-top: 1px solid var(--line); }
.closing-row p { margin: 0; color: var(--muted); font-size: 12px; }
.back-button { min-height: 44px; display: inline-flex; align-items: center; padding: 0 20px; border-radius: 999px; color: #0b0d0b; background: var(--ink); font-size: 12px; font-weight: 600; }

dialog { width: 100vw; max-width: none; height: 100dvh; max-height: none; margin: 0; padding: 0; border: 0; color: var(--ink); background: rgba(2,3,2,.96); }
dialog::backdrop { background: rgba(2,3,2,.94); }
.viewer-stage { position: relative; width: 100%; height: 100%; display: grid; place-items: center; padding: max(74px, env(safe-area-inset-top)) clamp(18px, 5vw, 80px) max(64px, env(safe-area-inset-bottom)); }
.viewer-stage img { width: 100%; height: 100%; object-fit: contain; }
.viewer-close, .viewer-arrow { position: fixed; z-index: 2; display: grid; place-items: center; border: 1px solid var(--line); color: var(--ink); background: rgba(8,11,8,.86); backdrop-filter: blur(14px); cursor: pointer; }
.viewer-close { top: max(18px, env(safe-area-inset-top)); right: max(18px, env(safe-area-inset-right)); width: 46px; height: 46px; border-radius: 50%; }
.viewer-arrow { top: 50%; width: 44px; height: 64px; border-radius: 999px; transform: translateY(-50%); }
.viewer-prev { left: max(16px, env(safe-area-inset-left)); }
.viewer-next { right: max(16px, env(safe-area-inset-right)); }
.viewer-caption { position: fixed; left: 50%; bottom: max(20px, env(safe-area-inset-bottom)); max-width: calc(100% - 160px); color: var(--muted); font: 9px var(--mono); letter-spacing: .08em; text-align: center; transform: translateX(-50%); }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 700ms var(--ease), transform 900ms var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .portrait-grid, .scene-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .asset-bench { grid-template-columns: 1fr; }
  .character-rail { flex-direction: row; overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; scrollbar-width: thin; }
  .character-tab { flex: 0 0 150px; border-top: 0; border-right: 1px solid var(--line); }
  .character-tab.is-active { box-shadow: inset 0 -2px var(--gold); }
  .tool-line { grid-template-columns: repeat(3, 1fr); }
  .tool-line div:nth-child(3) { border-right: 0; }
  .tool-line div:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 900px) {
  .topbar { grid-template-columns: 1fr auto; }
  .topnav { display: none; }
  .hero-grid, .section-head, .section-intro, .world-copy { grid-template-columns: 1fr; }
  .hero-grid { gap: 32px; }
  .hero-summary { max-width: 670px; }
  .motion-grid { grid-template-columns: 1fr; gap: 56px; }
  .world-copy { align-items: start; }
  .world-copy p { max-width: 60ch; }
  .character-chapter-head { grid-template-columns: 70px minmax(0, 1fr); }
  .character-chapter-copy { grid-column: 2; }
  .process-row { grid-template-columns: 70px minmax(180px, .72fr) minmax(0, 1.28fr); }
}

@media (max-width: 620px) {
  .topbar { min-height: 54px; padding-left: 12px; }
  .brand span { display: none; }
  .return-link { padding-inline: 14px; }
  .hero { min-height: 830px; }
  .hero::before { background: linear-gradient(180deg, rgba(3,5,3,.2), rgba(3,5,3,.58) 42%, rgba(3,5,3,.98)); }
  .hero-grid { padding-top: 132px; }
  .facts { grid-template-columns: 1fr; }
  .facts div:nth-child(even), .facts div:nth-child(odd) { padding-inline: 0; border-left: 0; }
  .portrait-grid, .scene-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
  .portrait-card { border-radius: 10px; }
  .portrait-caption { inset: auto 7px 7px; display: block; padding: 9px; }
  .portrait-caption small { display: block; margin-top: 5px; text-align: left; }
  .world-field { min-height: 720px; }
  .world-field > img { object-position: 58% center; }
  .character-chapter-head { grid-template-columns: 1fr; gap: 18px; }
  .character-chapter-copy { grid-column: auto; }
  .accordion-gallery { flex-direction: column; gap: 6px; height: clamp(520px, 150vw, 700px); }
  .accordion-frame { min-width: 0; min-height: 52px; }
  .accordion-frame.is-active { flex-grow: 6.5; }
  .accordion-frame figcaption { right: 9px; bottom: 9px; left: 9px; padding: 8px 9px; }
  .asset-stage-head { align-items: start; flex-direction: column; }
  .asset-stage-head p { text-align: left; }
  .asset-grid, .asset-grid.has-four { grid-template-columns: 1fr 1fr; grid-auto-rows: minmax(190px, 48vw); min-height: 0; }
  .asset-card:first-child, .asset-grid.has-four .asset-card:first-child { grid-row: span 2; }
  .asset-grid.has-four .asset-card:first-child { grid-row: auto; }
  .asset-card figcaption { inset: auto 6px 6px; padding: 7px; }
  .asset-card figcaption span:last-child { display: none; }
  .process-row { grid-template-columns: 1fr; gap: 19px; }
  .tool-line { grid-template-columns: 1fr; }
  .tool-line div, .tool-line div:nth-child(3) { min-height: 98px; border-right: 0; border-bottom: 1px solid var(--line); }
  .tool-line div:last-child { border-bottom: 0; }
  .closing-row { align-items: flex-start; flex-direction: column; }
  .viewer-arrow { top: auto; bottom: max(18px, env(safe-area-inset-bottom)); height: 44px; transform: none; }
  .viewer-caption { bottom: max(31px, env(safe-area-inset-bottom)); max-width: calc(100% - 140px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-media video { display: none; }
  .motion-toggle { display: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .portrait-card img, .scene-card img, .asset-card img, .accordion-frame, .accordion-frame img, .accordion-frame figcaption { transition: none; }
}