:root {
  --p-bg: #f2efe8;
  --p-surface: #e5e0d5;
  --p-ink: #1d2a24;
  --p-muted: #586058;
  --p-action: #a4472f;
  --p-action-ink: #ffffff;
  --p-inv-bg: #1d2a24;
  --p-inv-surface: #27372f;
  --p-inv-ink: #f2efe8;
  --p-inv-muted: #b7c0b9;
  --g-paper: #faf8f3;
  --line: rgba(29, 42, 36, 0.18);
  --line-light: rgba(242, 239, 232, 0.22);
  --nav: 72px;
  --gut: 80px;
  --padt: 120px;
  --padb: 72px;
  --display: "Helvetica Neue", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
  --text: "Helvetica Neue", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
  --r-lg: 20px;
  --r-md: 14px;
  --r-sm: 10px;
  --r-btn: 10px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --ease-enter: cubic-bezier(.22, 1, .36, 1);
  --m-in: 150ms;
  --m-out: 120ms;
  --m-image: 600ms;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: auto;
  scroll-padding-top: var(--nav);
  background: var(--p-bg);
}

body {
  margin: 0;
  background: var(--p-bg);
  color: var(--p-ink);
  font-family: var(--text);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open { overflow: hidden; }

img,
video { display: block; max-width: 100%; }

button,
a { font: inherit; }

a { color: inherit; text-decoration: none; }

p,
h1,
h2,
h3,
ol,
ul,
dl { margin: 0; }

button { color: inherit; }

.wrap {
  width: min(calc(100% - (2 * var(--gut))), 1280px);
  margin-inline: auto;
}

section[id],
footer[id] { scroll-margin-top: var(--nav); }

.skip-link {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  background: var(--p-action);
  color: var(--p-action-ink);
  border-radius: var(--r-sm);
  white-space: nowrap;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.skip-link:focus { visibility: visible; opacity: 1; pointer-events: auto; }

:focus-visible {
  outline: 2px solid var(--p-action);
  outline-offset: 3px;
}

.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  height: var(--nav);
  background: var(--p-bg);
  border-bottom: 1px solid var(--line);
}

.nav__bar {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
  position: relative;
}

.nav__logo {
  min-width: 170px;
  min-height: 44px;
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  line-height: 1;
  white-space: nowrap;
}

.wordmark {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--p-action);
}

.nav__logo-cn {
  font-size: 17px;
  letter-spacing: -.03em;
  font-weight: 500;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
}

.nav__link,
.footer-nav a {
  position: relative;
  font-size: 14px;
  line-height: 1;
  color: var(--p-ink);
  white-space: nowrap;
}

.nav__link::after,
.footer-nav a::after,
.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -7px;
  height: 1px;
  background: currentColor;
  transition: right var(--m-in) var(--ease);
}

.nav__link:hover::after,
.nav__link:focus-visible::after,
.nav__link.is-current::after,
.footer-nav a:hover::after,
.footer-nav a:focus-visible::after,
.text-link:hover::after,
.text-link:focus-visible::after { right: 0; }

.nav__link.is-current { color: var(--p-action); }

.nav__actions { margin-left: 8px; }

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--r-btn);
  font-size: 15px;
  line-height: 1;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 150ms var(--ease), background-color 150ms var(--ease), border-color 150ms var(--ease), color 150ms var(--ease);
}

.btn--primary {
  background: var(--p-action);
  color: var(--p-action-ink);
}

.btn--secondary {
  background: transparent;
  border-color: var(--line);
  color: var(--p-ink);
}

.btn:hover,
.btn:focus-visible { transform: translateY(-1px); }

.btn:active { transform: translateY(1px) scale(.985); }

.btn--primary:hover,
.btn--primary:focus-visible { background: #873823; }

.btn--secondary:hover,
.btn--secondary:focus-visible { background: rgba(38, 37, 30, .06); border-color: rgba(38, 37, 30, .34); }

.btn__arrow { font-size: 17px; transition: transform 150ms var(--ease); }
.btn:hover .btn__arrow,
.btn:focus-visible .btn__arrow { transform: translate(3px, -1px); }

.nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-btn);
  background: transparent;
  cursor: pointer;
}

.nav__toggle span {
  display: block;
  width: 18px;
  height: 1px;
  margin: 4px auto;
  background: currentColor;
  transition: transform 150ms var(--ease), opacity 150ms var(--ease);
}

.nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(2.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-2.5px) rotate(-45deg); }

.hero {
  height: 100svh;
  min-height: 760px;
  padding: calc(var(--nav) + 48px) 0 64px;
  background: var(--p-bg);
}

.hero__grid {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
}

.hero__copy {
  grid-column: 1 / 7;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}

.hero__eyebrow,
.section-kicker,
.mini-label,
.diagram-index,
.experience-card__index {
  color: var(--p-action);
  font-size: 12px;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.hero__eyebrow { margin-bottom: 28px; }

h1,
h2,
h3 { font-family: var(--display); font-weight: 400; letter-spacing: -.055em; }

.hero h1 {
  max-width: 7em;
  font-size: clamp(48px, 5.2vw, 72px);
  line-height: .98;
}

.hero__lead {
  max-width: 32rem;
  margin-top: 28px;
  color: var(--p-muted);
  font-size: clamp(18px, 1.5vw, 21px);
  line-height: 1.48;
}

.hero__factline {
  max-width: 34rem;
  margin-top: 32px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--p-ink);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero__meta {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 8px 20px;
  width: min(100%, 410px);
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--p-muted);
  font-size: 13px;
}

.hero__meta strong { color: var(--p-ink); font-weight: 500; }

.frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
  background: var(--g-paper);
  border: 1px solid rgba(38, 37, 30, .12);
}

.frame__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__visual {
  grid-column: 7 / 13;
  min-height: 0;
  align-self: stretch;
}

.hero__visual .frame__img { object-position: 54% 58%; }

.hero__visual-mark {
  position: absolute;
  right: 18px;
  bottom: 16px;
  padding: 8px 10px;
  color: #ffffff;
  background: rgba(29, 42, 36, .9);
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .08em;
  text-shadow: none;
}

/* Hero entrance: only the first screen uses this one entrance. */
html.m-enter [data-enter] .hero__copy > * { opacity: 0; transform: translateY(12px); }
html.m-enter [data-enter] [data-enter-media] { transform: scale(1.05); }
html.m-enter-done [data-enter] .hero__copy > * { animation: hero-copy-in 520ms var(--ease-enter) forwards; }
html.m-enter-done [data-enter] .hero__copy > *:nth-child(2) { animation-delay: 60ms; }
html.m-enter-done [data-enter] .hero__copy > *:nth-child(3) { animation-delay: 120ms; }
html.m-enter-done [data-enter] .hero__copy > *:nth-child(4) { animation-delay: 180ms; }
html.m-enter-done [data-enter] .hero__copy > *:nth-child(5) { animation-delay: 240ms; }
html.m-enter-done [data-enter] .hero__copy > *:nth-child(6) { animation-delay: 300ms; }
html.m-enter-done [data-enter] [data-enter-media] { animation: hero-media-in 1100ms var(--ease-enter) forwards; }

@keyframes hero-copy-in { to { opacity: 1; transform: translateY(0); } }
@keyframes hero-media-in { to { transform: scale(1); } }

.section {
  height: calc(var(--h, 1) * 100svh);
  min-height: calc(var(--h, 1) * 100svh);
  padding: var(--padt) 0 var(--padb);
  overflow: visible;
  background: var(--p-bg);
}

.section--surface { background: var(--p-surface); }
.section--dark { background: var(--p-ink); color: var(--p-bg); }
.section--archive { background: var(--g-paper); }

@media (min-width: 640px) {
  .section--surface { padding-top: 96px; padding-bottom: 48px; }
  .section--surface .exhibition-visual { min-height: 310px; }
  .section--surface .experience-card { min-height: 210px; }
  .section--surface .experience-card__visual { height: 64px; }
}
.section--dark .section-kicker,
.section--dark .mini-label { color: #d2a08e; }

.section-head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px 24px;
  margin-bottom: 48px;
}

.section-head h2 {
  grid-column: 1 / 7;
  grid-row: 1;
  max-width: 10em;
  font-size: clamp(36px, 3.4vw, 52px);
  line-height: 1.02;
}

.section-kicker {
  grid-column: 1 / 7;
  grid-row: 2;
  align-self: end;
  margin-top: 4px;
}

.section-lead {
  grid-column: 7 / 13;
  grid-row: 1 / 3;
  align-self: end;
  max-width: 34rem;
  color: var(--p-muted);
  font-size: 18px;
  line-height: 1.55;
}

.section--dark .section-lead { color: var(--p-inv-muted); }

.overview-layout,
.exhibition-layout,
.intervention-layout,
.packaging-feature,
.archive-layout,
.close-row {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.overview-layout { align-items: start; }

.project-diagram {
  grid-column: 1 / 8;
  position: relative;
  min-height: 330px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: center;
  gap: 14px;
  padding: 24px;
  background: var(--g-paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}

.diagram-line {
  position: absolute;
  left: 12%;
  right: 12%;
  top: 50%;
  height: 1px;
  background: var(--p-action);
  opacity: .6;
}

.diagram-node {
  position: relative;
  z-index: 1;
  min-height: 176px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 7px;
  padding: 18px;
  background: var(--p-bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.diagram-node::before {
  content: "";
  width: 12px;
  height: 12px;
  margin-bottom: auto;
  border-radius: 50%;
  background: var(--p-action);
  box-shadow: 0 0 0 6px rgba(164, 71, 47, .14);
}

.diagram-node strong { font-size: 18px; font-weight: 500; letter-spacing: -.035em; }
.diagram-node > span:last-child { color: var(--p-muted); font-size: 13px; }

.overview-facts {
  grid-column: 8 / 13;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
  padding-left: 24px;
}

.fact-row {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  padding: 17px 0;
  border-top: 1px solid var(--line);
  font-size: 16px;
}

.fact-row:last-of-type { border-bottom: 1px solid var(--line); }
.fact-row span { color: var(--p-muted); }
.fact-row strong { font-weight: 500; }

.text-link {
  position: relative;
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  min-height: 44px;
  padding: 5px 0;
  font-size: 15px;
  font-weight: 500;
}

.text-link::before { content: "↗"; order: 2; font-size: 17px; }

.exhibition-layout { align-items: stretch; }

.chapter-index {
  grid-column: 1 / 6;
  padding-top: 2px;
}

.chapter-index ol { list-style: none; }

.chapter-index li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  align-items: baseline;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.chapter-index li:last-child { border-bottom: 1px solid var(--line); }
.chapter-index strong { font-weight: 500; font-size: 18px; }
.chapter-index em { color: var(--p-muted); font-style: normal; font-size: 14px; }

.exhibition-visual {
  grid-column: 6 / 13;
  min-height: 350px;
}

.exhibition-visual .frame__img { object-position: center; }

.experience-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 28px;
}

.experience-card {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 8px;
  padding: 14px 14px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(244, 242, 235, .45);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.experience-card__visual {
  width: 100%;
  height: 88px;
  object-fit: cover;
  border-radius: 8px;
  background: var(--p-surface);
}

.experience-card:hover,
.experience-card:focus-visible { transform: translateY(-2px); border-color: rgba(164, 71, 47, .58); background: var(--g-paper); }
.experience-card h3 { font-size: 21px; line-height: 1.1; }
.experience-card p { max-width: 25ch; color: var(--p-muted); font-size: 14px; line-height: 1.45; }
.experience-card__action { margin-top: auto; color: var(--p-action); font-size: 14px; font-weight: 500; }

.exhibition-detail {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
  margin-top: 0;
  padding-top: 0;
}

.exhibition-detail__visual { grid-column: 1 / 8; min-height: 520px; }
.exhibition-detail__visual { grid-column: 7 / 13; grid-row: 1; }
.exhibition-detail__copy { grid-column: 1 / 7; grid-row: 1; }
.exhibition-detail__copy h3,
.exhibition-detail__copy h2,
.intervention-detail__copy h2,
.packaging-notes h2 { max-width: 18ch; margin-top: 16px; font-size: clamp(30px, 2.8vw, 42px); line-height: 1.08; }
.exhibition-detail__copy > p:not(.mini-label) { max-width: 42ch; margin-top: 18px; color: var(--p-muted); font-size: 16px; line-height: 1.6; }

.mechanism-list {
  display: grid;
  gap: 0;
  margin-top: 28px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.mechanism-list li { display: grid; grid-template-columns: 34px 1fr; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--p-muted); font-size: 14px; }
.mechanism-list b { color: var(--p-action); font-size: 12px; }

.section--dark .intervention-layout { align-items: stretch; }

.intervention-copy { grid-column: 1 / 7; display: flex; flex-direction: column; }

.theme-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 26px;
}

.theme-list span {
  padding: 9px 12px;
  border: 1px solid rgba(223, 222, 219, .24);
  border-radius: 999px;
  color: var(--p-inv-ink);
  font-size: 14px;
}

.process-list {
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-light);
}

.process-list li {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-light);
  color: var(--p-inv-muted);
  font-size: 15px;
  line-height: 1.45;
}

.process-list b { color: #d2a08e; font-size: 12px; font-weight: 600; }
.process-list strong { color: var(--p-inv-ink); font-weight: 500; margin-right: 6px; }

.intervention-visual {
  grid-column: 7 / 13;
  min-height: 370px;
  background: var(--g-paper);
}

.intervention-visual .frame__img { object-position: center 45%; }

.intervention-bottom {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 24px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 0;
  color: var(--p-inv-muted);
  font-size: 14px;
}

.intervention-bottom > div { max-width: 55ch; }
.intervention-bottom p:last-child { margin-top: 6px; }

.intervention-detail {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
  margin-top: 0;
  padding-top: 0;
}

.intervention-detail__copy { grid-column: 1 / 7; }
.intervention-detail__copy h3 { max-width: 18ch; margin-top: 16px; }
.intervention-detail__copy > p:not(.mini-label) { max-width: 42ch; margin-top: 18px; color: var(--p-inv-muted); font-size: 16px; line-height: 1.6; }
.intervention-detail__visual { grid-column: 7 / 13; height: 520px; min-height: 0; background: var(--g-paper); }
.intervention-tags { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 28px; }
.intervention-tags span { display: block; padding: 8px 10px; border: 1px solid var(--line-light); border-radius: 999px; color: var(--p-inv-ink); font-size: 13px; text-align: center; }

.asset-button,
.lightbox__close {
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(223, 222, 219, .34);
  border-radius: var(--r-btn);
  background: transparent;
  color: var(--p-inv-ink);
  font-size: 14px;
  cursor: pointer;
  transition: transform 150ms var(--ease), background-color 150ms var(--ease), border-color 150ms var(--ease);
}

.asset-button:hover,
.asset-button:focus-visible,
.lightbox__close:hover,
.lightbox__close:focus-visible { transform: translateY(-1px); background: rgba(223, 222, 219, .12); border-color: rgba(223, 222, 219, .72); }

.section--packaging { background: var(--g-paper); }

.packaging-feature { align-items: stretch; }

.moment-photo {
  grid-column: 7 / 13;
  grid-row: 1;
  min-height: 520px;
  background: #d1d0cc;
}

.moment-photo .frame__img { object-position: center; }

.moment-photo .frame__img { transform: none; filter: none; }

.packaging-feature__copy {
  grid-column: 1 / 7;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.packaging-feature__copy h3 { max-width: 20ch; margin-top: 18px; font-size: 22px; line-height: 1.2; }
.packaging-feature__copy > p:not(.mini-label) { max-width: 34ch; margin-top: 24px; color: var(--p-muted); font-size: 17px; line-height: 1.6; }

.feature-facts {
  display: grid;
  gap: 0;
  margin-top: 36px;
  border-top: 1px solid var(--line);
}

.feature-facts div { display: grid; grid-template-columns: 80px 1fr; gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.feature-facts span { color: var(--p-muted); }
.feature-facts strong { font-weight: 500; }

.packaging-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.media-card { min-width: 0; }

.image-button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--p-surface);
  cursor: pointer;
}

.image-button img,
.media-card video {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.image-button img { transition: transform var(--m-image) var(--ease); }
.image-button:hover img,
.image-button:focus-visible img { transform: scale(1.03); }

.media-card__meta { padding-top: 14px; }
.media-card__meta h3,
.experience-card h3,
.archive-block h3 { font-size: 22px; line-height: 1.2; }
.media-card__meta p { margin-top: 5px; color: var(--p-muted); font-size: 13px; }
.media-card--video video { background: #c7c5c0; }

.packaging-notes {
  display: grid;
  grid-template-columns: 4fr 5fr 3fr;
  gap: 24px;
  align-items: start;
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.packaging-notes h3 { max-width: 16ch; margin-top: 16px; }
.packaging-note-grid { display: grid; gap: 0; border-top: 1px solid var(--line); }
.packaging-note-grid div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.packaging-note-grid span { color: var(--p-muted); }
.packaging-note-grid strong { font-weight: 500; }
.packaging-notes-visual { min-height: 360px; }
.packaging-notes-end { grid-column: 1 / -1; margin-top: 80px; padding-top: 14px; border-top: 0; color: var(--p-muted); font-size: 13px; }

.archive-layout { align-items: stretch; }

.archive-visual {
  grid-column: 7 / 13;
  grid-row: 1;
  min-height: 360px;
}

.archive-visual .frame__img { object-position: center; }

.archive-content { grid-column: 1 / 7; grid-row: 1; display: flex; flex-direction: column; justify-content: flex-start; }
.archive-columns { display: grid; gap: 0; border-top: 1px solid var(--line); }
.archive-block { padding: 16px 0; border-bottom: 1px solid var(--line); }
.archive-block p { max-width: 44ch; margin-top: 8px; color: var(--p-muted); font-size: 15px; line-height: 1.55; }
.boundary-list { display: grid; gap: 7px; margin-top: 9px; padding-left: 0; list-style: none; color: var(--p-muted); font-size: 14px; }
.boundary-list li { position: relative; padding-left: 0; }

.closing {
  height: calc(var(--h, 1) * 100svh);
  min-height: calc(var(--h, 1) * 100svh);
  padding: var(--padt) 0 var(--padb);
  overflow: clip;
}

.footer--dark { background: var(--p-ink); color: var(--p-inv-ink); }

.close-row { align-items: start; }
.close-copy { grid-column: 1 / 7; display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-start; }
.footer--dark .section-kicker { color: #d2a08e; }
.close-copy h2 { max-width: 9em; margin-top: 18px; font-size: clamp(38px, 4.2vw, 60px); line-height: 1.01; }
.close-copy > p:not(.section-kicker) { max-width: 34ch; margin-top: 24px; color: var(--p-inv-muted); font-size: 17px; line-height: 1.6; }
.close-copy .btn { margin-top: 30px; }
.footer--dark .btn--secondary { color: var(--p-inv-ink); border-color: rgba(223, 222, 219, .34); }
.footer--dark .btn--primary { background: var(--p-action); color: var(--p-action-ink); }

.close-media { grid-column: 7 / 13; min-height: 520px; background: var(--p-inv-surface); }
.close-media .frame__img { object-position: center 52%; }

.footer-directory {
  display: grid;
  grid-template-columns: 2fr 3fr 2fr;
  align-items: end;
  gap: 24px;
  margin-top: 86px;
  padding-top: 20px;
  border-top: 1px solid var(--line-light);
}

.footer-brand { display: flex; flex-direction: column; gap: 7px; }
.footer-brand .wordmark { color: #e9c6b6; }
.footer-brand strong { font-size: 20px; font-weight: 400; letter-spacing: -.03em; }
.footer-brand > span:last-child { color: var(--p-inv-muted); font-size: 13px; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px 24px; }
.footer-nav a { color: var(--p-inv-ink); font-size: 13px; }
.footer-nav a { display: inline-flex; align-items: center; min-height: 44px; }
.footer-legal { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; color: var(--p-inv-muted); font-size: 12px; text-align: right; }
.credits { margin: 0; }
.credits summary { display: inline-flex; align-items: center; min-height: 44px; cursor: pointer; color: var(--p-inv-ink); list-style: none; }
.credits summary::-webkit-details-marker { display: none; }
.credits p { max-width: 32ch; margin-top: 8px; line-height: 1.5; }

.lightbox {
  width: min(92vw, 1100px);
  max-width: none;
  padding: 0;
  border: 0;
  border-radius: var(--r-lg);
  background: var(--g-paper);
  color: var(--p-ink);
}

.lightbox::backdrop { background: rgba(20, 20, 18, .72); }
.lightbox__inner { position: relative; padding: 24px; }
.lightbox__close { position: absolute; right: 24px; top: 24px; z-index: 2; background: rgba(244, 242, 235, .9); color: var(--p-ink); border-color: var(--line); }
.lightbox img { width: 100%; max-height: 75vh; object-fit: contain; background: var(--p-surface); border-radius: var(--r-md); }
.lightbox__meta { padding-top: 18px; padding-right: 100px; }
.lightbox__meta h2 { font-size: 28px; }
.lightbox__meta p { margin-top: 5px; color: var(--p-muted); font-size: 13px; }

.section--dark .asset-button { background: var(--p-action); border-color: var(--p-action); color: #ffffff; }

/* H5 fallback pages use the same visual language without pretending to be the final H5. */
.experience-page { min-height: 100svh; background: var(--p-bg); }
.experience-shell { width: min(calc(100% - (2 * var(--gut))), 1180px); margin-inline: auto; padding: 52px 0 72px; }
.experience-top { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.experience-top h1 { max-width: 12em; margin-top: 18px; font-size: clamp(38px, 5vw, 68px); line-height: 1.02; }
.experience-top p { color: var(--p-muted); font-size: 15px; }
.back-link { font-size: 14px; white-space: nowrap; }
.experience-screen { margin-top: 40px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--g-paper); }
.experience-screen img { width: 100%; height: auto; }
.experience-note { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 32px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--p-muted); font-size: 14px; }
.experience-note strong { display: block; color: var(--p-ink); font-weight: 500; margin-bottom: 4px; }

@media (max-width: 1100px) {
  :root { --gut: 48px; }
  .nav__links { gap: 18px; }
  .nav__logo { min-width: auto; }
  .nav__logo .wordmark { display: none; }
  .nav__toggle { display: block; }
  .nav__links { display: none; }
  .nav__actions { margin-left: auto; }
  .nav.menu-open .nav__links { display: flex; position: fixed; inset: var(--nav) 0 0; flex-direction: column; align-items: stretch; gap: 0; padding: 24px var(--gut); background: var(--p-bg); border-top: 1px solid var(--line); overflow: auto; }
  .nav.menu-open .nav__link { display: flex; align-items: center; min-height: 56px; border-bottom: 1px solid var(--line); font-size: 20px; }
  .nav.menu-open .nav__link::after { bottom: 10px; }
  .nav.menu-open .nav__actions { position: fixed; left: var(--gut); right: var(--gut); bottom: 24px; z-index: 2; }
  .nav.menu-open .nav__actions .btn { width: 100%; }
  .hero { min-height: 760px; }
  .hero__grid { display: flex; flex-direction: column; gap: 24px; }
  .hero__copy { flex: 0 0 auto; }
  .hero__meta { display: none; }
  .hero__visual { flex: 1 1 auto; min-height: 300px; }
  .section-head h2 { font-size: clamp(34px, 4.4vw, 46px); }
  .packaging-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-directory { grid-template-columns: 1fr 2fr; }
  .footer-legal { grid-column: 1 / -1; align-items: flex-start; text-align: left; }
}

@media (max-width: 639px) {
  :root {
    --nav: 56px;
    --gut: 24px;
    --padt: 96px;
    --padb: 48px;
  }

  .nav__bar { gap: 12px; }
  .nav__logo-cn { font-size: 16px; }
  .nav__actions { display: none; }
  .nav.menu-open .nav__links { padding-inline: var(--gut); }
  .nav.menu-open .nav__actions { display: block; left: var(--gut); right: var(--gut); bottom: 24px; }

  .hero {
    height: 100svh;
    min-height: 760px;
    padding: calc(var(--nav) + 32px) 0 24px;
  }

  .hero__grid { gap: 20px; }
  .hero__eyebrow { margin-bottom: 20px; font-size: 11px; }
  .hero h1 { max-width: 8em; font-size: 40px; line-height: 1.04; }
  .hero__lead { margin-top: 20px; font-size: 17px; line-height: 1.55; }
  .hero__factline { margin-top: 20px; padding: 10px 0; font-size: 13px; line-height: 1.4; }
  .btn-row { width: 100%; flex-direction: column; gap: 10px; margin-top: 22px; }
  .btn-row .btn { width: 100%; }
  .hero__visual { min-height: 250px; border-radius: var(--r-md); }
  .hero__visual-mark { right: 12px; bottom: 10px; font-size: 9px; }

  .section,
  .closing { height: auto; min-height: 100lvh; padding: var(--padt) 0 var(--padb); overflow: visible; }
  .section-head { display: block; margin-bottom: 32px; }
  .section-head h2 { max-width: 12em; font-size: 31px; line-height: 1.08; }
  .section-kicker { margin-top: 14px; font-size: 11px; }
  .section-lead { margin-top: 18px; font-size: 17px; line-height: 1.58; }

  .overview-layout,
  .exhibition-layout,
  .intervention-layout,
  .packaging-feature,
  .archive-layout,
  .close-row { display: flex; flex-direction: column; gap: 24px; }

  .project-diagram { min-height: 310px; grid-template-columns: 1fr; gap: 10px; padding: 14px; }
  .diagram-line { left: 26px; right: auto; top: 17%; bottom: 17%; width: 1px; height: auto; }
  .diagram-node { min-height: 82px; justify-content: center; padding: 14px 16px 14px 44px; }
  .diagram-node::before { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); }
  .diagram-node > span:last-child { font-size: 12px; }
  .overview-facts { padding-left: 0; }

  .chapter-index li { padding: 12px 0; }
  .chapter-index strong { font-size: 17px; }
  .chapter-index em { font-size: 13px; }
  .section--surface { padding-top: 72px; padding-bottom: 32px; }
  .chapter-index li { padding: 8px 0; }
  .exhibition-visual { min-height: 180px; border-radius: var(--r-md); }
  .experience-links { grid-template-columns: 1fr; gap: 10px; margin-top: 20px; }
  .experience-card { min-height: 154px; padding: 10px; }
  .experience-card__visual { height: 46px; }

  .intervention-copy,
  .intervention-visual,
  .intervention-detail__copy,
  .intervention-detail__visual,
  .archive-visual,
  .archive-content,
  .moment-photo,
  .packaging-feature__copy,
  .close-copy,
  .close-media { width: 100%; padding-left: 0; }
  .intervention-visual { min-height: 240px; order: -1; border-radius: var(--r-md); }
  .intervention-bottom { grid-template-columns: 1fr; align-items: start; }
  .asset-button { width: 100%; }
  .intervention-tags { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .exhibition-detail,
  .intervention-detail { display: flex; flex-direction: column; align-items: stretch; gap: 18px; margin-top: 0; padding-top: 0; }
  .exhibition-detail__visual,
  .intervention-detail__visual { min-height: 170px; height: 170px; width: 100%; }
  .exhibition-detail__copy,
  .intervention-detail__copy { width: 100%; padding-left: 0; }
  .exhibition-detail__copy h2,
  .intervention-detail__copy h2,
  .packaging-notes h2 { font-size: 30px; }
  .packaging-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 12px; }
  .image-button img,
  .media-card video { aspect-ratio: 1 / 1; }
  .media-card__meta { padding-top: 9px; }
  .media-card__meta h3 { font-size: 18px; }
  .media-card__meta p { font-size: 12px; }
  .packaging-notes { grid-template-columns: 1fr; gap: 18px; margin-top: 0; }
  .packaging-notes-visual { min-height: 220px; order: 2; }
  .packaging-note-grid { order: 3; }
  .packaging-notes-end { order: 4; margin-top: 16px; }
  .packaging-notes-end { margin-top: 40px; }
  .moment-photo { min-height: 280px; border-radius: var(--r-md); }
  .packaging-feature__copy h3 { font-size: 22px; }
  .packaging-feature__copy > p:not(.mini-label) { margin-top: 18px; font-size: 16px; }
  .packaging-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 12px; margin-top: 32px; }
  .image-button img,
  .media-card video { aspect-ratio: 1 / 1; }
  .archive-visual { min-height: 230px; border-radius: var(--r-md); }
  .archive-content { padding-left: 0; }

  .close-copy h2 { font-size: 39px; }
  .close-media { min-height: 300px; border-radius: var(--r-md); }
  .footer-directory { grid-template-columns: 1fr; gap: 24px; margin-top: 64px; }
  .footer-nav { justify-content: flex-start; }
  .footer-legal { grid-column: auto; }

  .lightbox { width: calc(100vw - 24px); }
  .lightbox__inner { padding: 12px; }
  .lightbox__close { top: 12px; right: 12px; }
  .lightbox__meta { padding-right: 0; }
  .lightbox__meta h2 { font-size: 24px; }

  .experience-shell { width: min(calc(100% - 48px), 1180px); padding: 28px 0 48px; }
  .experience-top { display: block; }
  .experience-top h1 { margin-top: 18px; font-size: 40px; }
  .back-link { display: inline-flex; margin-bottom: 18px; }
  .experience-screen { margin-top: 24px; border-radius: var(--r-md); }
  .experience-note { grid-template-columns: 1fr; gap: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  html.m-enter [data-enter] .hero__copy > *,
  html.m-enter [data-enter] [data-enter-media] { opacity: 1; transform: none; }
}