/* Hallmark · macrostructure: poster-index (hero-composition / ticker / numbered-index / plate / figure-cells / spec-table) · theme: Grid · genre: editorial · tone: rational-institutional · ink: signal red oklch(55% 0.21 28) · fingerprint: exposed-12col-rails, lowercase-800-display, one-plate, numbered-index, ruled-figure-cells, spec-table · hero: Settled · nav: custom label-voice bar · footer: custom spare folio · contrast: pass (40-41) · slop: pass (42-45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · icons: pass (30) · mobile: pass (34, 49, 50-57) */
/* Hallmark · pre-emit critique: P4 H5 E4 S5 R4 V4 · weakest: R - cut the hero body paragraph; two labels and the constructed composition carry the fold alone */
/* Hallmark · direction contract: a wayfinding manual a poster artist got hold of; every band carries one constructed object on a visible 12-column grid; the single red plate is the only loud move */

:root {
  --color-paper: oklch(99% 0.003 255);
  --color-paper-2: oklch(97.2% 0.003 255);
  --color-paper-3: oklch(94.5% 0.004 255);
  --color-ink: oklch(16% 0.010 255);
  --color-muted: oklch(43% 0.012 255);
  --color-rule: oklch(88% 0.006 255);
  --color-accent: oklch(55% 0.21 28);
  --color-accent-ink: var(--color-paper);
  --color-focus: var(--color-accent);

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --display-weight: 800;
  --tracking-display: -0.045em;
  --tracking-label: 0.09em;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;
  --space-band: clamp(96px, 12vw, 152px);

  --gutter: clamp(16px, 2.5vw, 32px);
  --shell-max: 1280px;
  --dur: 0.19s;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body { overflow-x: clip; }
html { scroll-behavior: smooth; }

body {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  font-weight: 400;
}

::selection { background: var(--color-accent); color: var(--color-accent-ink); }

a { color: inherit; }
a:active { color: var(--color-accent); }
a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }

/* ---------- the rails: the exposed 12-column grid ---------- */

.rails {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  background-clip: content-box;
  background-image: repeating-linear-gradient(to right,
    var(--color-rule) 0, var(--color-rule) 1px,
    transparent 1px, transparent calc(100% / 12));
}

.shell {
  position: relative;
  z-index: 1;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

main, header, footer, section, .ticker { position: relative; z-index: 1; }

/* ---------- voices ---------- */

.label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-muted);
}

.display {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-size: clamp(52px, 10.5vw, 136px);
  letter-spacing: var(--tracking-display);
  line-height: 0.9;
  text-transform: lowercase;
  text-wrap: balance;
  overflow-wrap: break-word;
  min-width: 0;
}

.section-title {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-size: clamp(34px, 4.5vw, 56px);
  letter-spacing: -0.035em;
  line-height: 0.95;
  text-transform: lowercase;
  text-wrap: balance;
  overflow-wrap: break-word;
  min-width: 0;
}

p { max-width: 58ch; }

/* ---------- marks kit ---------- */

.period {
  display: inline-block;
  width: 0.52em;
  height: 0.52em;
  background: var(--color-accent);
}
.period--sm { width: 0.45em; height: 0.45em; }
.period--paper { background: var(--color-paper); }

.register {
  display: inline-block;
  position: relative;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-ink);
  border-radius: 50%;
}
.register::before,
.register::after {
  content: "";
  position: absolute;
  background: var(--color-ink);
}
.register::before {
  left: -7px; right: -7px; top: 50%;
  height: 1px;
}
.register::after {
  top: -7px; bottom: -7px; left: 50%;
  width: 1px;
}
.register i {
  position: absolute;
  left: 50%; top: 50%;
  width: 5px; height: 5px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: var(--color-ink);
}

/* ---------- topbar ---------- */

.topbar {
  border-bottom: 1px solid var(--color-ink);
  background: var(--color-paper);
}
.topbar__grid { align-items: center; padding-block: var(--space-3); }
.topbar__mark {
  grid-column: 1 / 5;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.03em;
  text-transform: lowercase;
  text-decoration: none;
  line-height: 1;
}
.topbar__mark .period { margin-left: 0.08em; }
.topbar__nav {
  grid-column: 7 / 13;
  display: flex;
  justify-content: flex-end;
  gap: var(--space-5);
}
.topbar__nav a {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-muted);
  text-decoration: none;
  line-height: 1;
  padding-block: var(--space-1);
  transition: color var(--dur) ease;
}
.topbar__nav a:hover { color: var(--color-ink); }
.topbar__nav a:active { color: var(--color-accent); }

/* ---------- 1 · hero ---------- */

.hero { padding-block: var(--space-8) clamp(96px, 13vw, 160px); }
.hero__grid { align-items: end; row-gap: var(--space-6); }

.hero__type { grid-column: 1 / 8; }
.hero__meta { margin-top: var(--space-4); }
.hero__meta + .hero__meta { margin-top: var(--space-2); }

.hero__comp { grid-column: 8 / 13; }

.comp {
  position: relative;
  aspect-ratio: 5 / 4;
  overflow: clip;
}
.comp__qdisc--red {
  position: absolute;
  left: 0; top: 0;
  width: 40%;
  aspect-ratio: 1;
  background: var(--color-accent);
  border-bottom-right-radius: 100%;
}
.comp__qdisc--ink {
  position: absolute;
  right: 0; bottom: 25%;
  width: 20%;
  aspect-ratio: 1;
  background: var(--color-ink);
  border-top-left-radius: 100%;
}
.comp__diag {
  position: absolute;
  inset: 0;
  overflow: clip;
}
.comp__diag i {
  position: absolute;
  left: 50%; top: 50%;
  width: 128.1%;
  height: 3px;
  background: var(--color-accent);
  transform: translate(-50%, -50%) rotate(-38.66deg);
}
.comp__steps {
  position: absolute;
  left: 0; bottom: 0;
  width: 80%;
  display: grid;
  gap: var(--space-2);
}
.comp__steps i {
  height: var(--space-2);
  background: var(--color-ink);
}
.comp__steps i:nth-child(1) { width: 25%; }
.comp__steps i:nth-child(2) { width: 50%; }
.comp__steps i:nth-child(3) { width: 75%; }
.comp__steps i:nth-child(4) { width: 100%; }
.comp__register {
  position: absolute;
  right: 10%;
  top: 0;
}

/* ---------- 2 · ticker ---------- */

.ticker {
  border-block: 1px solid var(--color-ink);
  background: var(--color-paper);
  overflow: clip;
  padding-block: var(--space-2);
}
.ticker__track {
  display: flex;
  width: max-content;
  animation: ticker-run 46s linear infinite;
}
.ticker__run {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: var(--color-muted);
  white-space: nowrap;
  padding-block: var(--space-1);
}
.ticker:hover .ticker__track,
.ticker:focus-visible .ticker__track,
.ticker:focus-within .ticker__track {
  animation-play-state: paused;
}
@keyframes ticker-run {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 3 · programme ---------- */

.programme {
  padding-block: var(--space-band);
  overflow: clip;
}
.programme__numeral {
  position: absolute;
  right: 0;
  bottom: var(--space-7);
  z-index: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(140px, 22vw, 320px);
  line-height: 0.8;
  letter-spacing: -0.05em;
  color: color-mix(in oklab, var(--color-ink) 8%, transparent);
  transform: translateX(32%);
  user-select: none;
  pointer-events: none;
  font-variant-numeric: tabular-nums;
}
.programme__grid { row-gap: var(--space-7); }
.programme__head {
  grid-column: 1 / 13;
  display: grid;
  grid-template-columns: subgrid;
  align-items: end;
  row-gap: var(--space-4);
}
.programme__head .section-title { grid-column: 1 / 7; }
.programme__lede {
  grid-column: 8 / 13;
  color: var(--color-muted);
  padding-inline-start: var(--space-3);
}

.index {
  grid-column: 1 / 13;
  list-style: none;
  counter-reset: strand;
  border-top: 2px solid var(--color-ink);
}
.index__row {
  counter-increment: strand;
  border-bottom: 1px solid var(--color-rule);
}
.index__link {
  display: grid;
  grid-template-columns: var(--space-7) minmax(0, 1fr) auto var(--space-7);
  align-items: center;
  gap: var(--space-4);
  padding-block: var(--space-4);
  text-decoration: none;
  transition: background-color var(--dur) ease;
}
.index__link::before {
  content: "0" counter(strand);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  color: var(--color-muted);
  font-variant-numeric: tabular-nums;
}
.index__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 32px);
  letter-spacing: -0.025em;
  line-height: 1.05;
  text-transform: lowercase;
  transition: transform var(--dur) ease;
  min-width: 0;
  overflow-wrap: break-word;
}
.index__meta { white-space: nowrap; }
.index__mark { justify-self: end; }
.index__mark--qdisc {
  width: 16px;
  height: 16px;
  background: var(--color-accent);
  border-top-right-radius: 100%;
  transition: transform var(--dur) ease;
}
.index__mark--arrow {
  width: 12px;
  height: 12px;
  border-top: 2px solid var(--color-ink);
  border-right: 2px solid var(--color-ink);
  transform: rotate(45deg);
  transition: transform var(--dur) ease;
}
.index__link:hover { background: var(--color-paper-2); }
.index__link:hover .index__title { transform: translateX(8px); }
.index__link:hover .index__mark--qdisc { transform: rotate(90deg); }
.index__link:hover .index__mark--arrow { transform: rotate(45deg) translate(6px, -6px); }
.index__link:active { background: var(--color-paper-3); }
.index__link:focus-visible { outline-offset: -2px; }

/* ---------- 4 · the plate ---------- */

.plate {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  overflow: clip;
  padding-block: var(--space-band);
}
.plate::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  background-clip: content-box;
  background-image: repeating-linear-gradient(to right,
    color-mix(in oklab, var(--color-paper) 15%, transparent) 0,
    color-mix(in oklab, var(--color-paper) 15%, transparent) 1px,
    transparent 1px, transparent calc(100% / 12));
}
.plate__numeral {
  position: absolute;
  right: 4%;
  bottom: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(150px, 24vw, 360px);
  line-height: 0.8;
  letter-spacing: -0.05em;
  color: color-mix(in oklab, var(--color-paper) 28%, transparent);
  transform: translateY(30%);
  user-select: none;
  pointer-events: none;
  font-variant-numeric: tabular-nums;
}
.plate__qdisc {
  position: absolute;
  left: 0;
  top: 0;
  width: clamp(56px, 8vw, 110px);
  aspect-ratio: 1;
  background: var(--color-paper);
  border-bottom-right-radius: 100%;
}
.plate__grid { row-gap: var(--space-5); position: relative; }
.plate__claim {
  grid-column: 1 / 10;
  max-width: none;
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-size: clamp(38px, 6.2vw, 82px);
  letter-spacing: -0.035em;
  line-height: 0.95;
  text-transform: lowercase;
  text-wrap: balance;
  overflow-wrap: break-word;
  min-width: 0;
}
.plate__meta {
  grid-column: 1 / 7;
  color: var(--color-accent-ink);
}

/* ---------- 5 · exhibitions ---------- */

.exhibitions { padding-block: var(--space-band); }
.exhibitions__grid { row-gap: var(--space-7); align-items: start; }
.exhibitions__text { grid-column: 1 / 6; padding-inline-end: var(--space-5); }
.exhibitions__text p { margin-top: var(--space-4); }
.exhibitions__text p:first-of-type { margin-top: var(--space-6); }

.figures {
  grid-column: 6 / 13;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 2px solid var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
}
.figure {
  padding: var(--space-4) var(--space-3) var(--space-3);
  border-inline-start: 1px solid var(--color-rule);
}
.figure:first-child { border-inline-start: 0; }
.figure__art {
  height: clamp(120px, 14vw, 180px);
  position: relative;
  overflow: clip;
}
.figure figcaption { margin-top: var(--space-3); }

.figure__art--dots {
  background-image: radial-gradient(var(--color-ink) 1px, transparent 1.5px);
  background-size: 14px 14px;
  background-position: 0 0;
}

.figure__art--arrows {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.figure__art--arrows i {
  width: 22px;
  height: 22px;
  border-top: 3px solid var(--color-ink);
  border-right: 3px solid var(--color-ink);
  transform: rotate(45deg);
  transition: transform var(--dur) ease;
}
.figure__art--arrows i:nth-child(3) {
  border-color: var(--color-accent);
}
.figure:hover .figure__art--arrows i { transform: rotate(45deg) translate(6px, -6px); }

.figure__art--steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-2);
  align-items: end;
}
.figure__art--steps i {
  background: var(--color-ink);
  transition: transform var(--dur) ease;
}
.figure__art--steps i:nth-child(1) { height: 100%; background: var(--color-accent); }
.figure__art--steps i:nth-child(2) { height: 75%; }
.figure__art--steps i:nth-child(3) { height: 66%; }
.figure__art--steps i:nth-child(4) { height: 50%; }
.figure__art--steps i:nth-child(5) { height: 41%; }
.figure:hover .figure__art--steps i:nth-child(1) { transform: translateY(-8px); }

/* ---------- 6 · tickets ---------- */

.tickets { padding-block: 0 var(--space-band); }
.tickets__grid { row-gap: var(--space-6); align-items: start; }
.tickets__text {
  grid-column: 8 / 13;
  grid-row: 1;
  padding-inline-start: var(--space-3);
}
.tickets__text p { margin-top: var(--space-4); }
.tickets__text p:first-of-type { margin-top: var(--space-6); }
.tickets__link {
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--dur) ease;
}
.tickets__link:hover { color: var(--color-accent); }

.spec {
  grid-column: 1 / 8;
  grid-row: 1;
  border: 1px solid var(--color-ink);
  transition: border-color var(--dur) ease;
}
.spec:hover { border-color: var(--color-accent); }
.spec__table {
  width: 100%;
  border-collapse: collapse;
}
.spec__caption {
  text-align: left;
  padding: var(--space-3) var(--space-3) 0;
}
.spec__table th,
.spec__table td {
  text-align: left;
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-rule);
  vertical-align: top;
}
.spec__table thead th { padding-block-start: var(--space-4); }
.spec__table tbody tr:last-child th,
.spec__table tbody tr:last-child td { border-bottom: 0; }
.spec__table tbody th {
  font-weight: 700;
  text-transform: lowercase;
  white-space: nowrap;
}
.spec__num {
  text-align: right;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.spec__table td:last-child { text-align: right; }
.spec__table th:last-child { text-align: right; }

/* ---------- footer ---------- */

.footer {
  border-top: 2px solid var(--color-ink);
  padding-block: var(--space-7);
  background: var(--color-paper);
}
.footer__grid { row-gap: var(--space-4); align-items: center; }
.footer__register { grid-column: 1 / 2; grid-row: 1 / 3; width: 36px; height: 36px; }
.footer__grid > .label { grid-column: span 3; }
.footer__grid > .label:nth-of-type(1) { grid-column: 2 / 4; }
.footer__grid > .label:nth-of-type(2) { grid-column: 4 / 7; }
.footer__grid > .label:nth-of-type(3) { grid-column: 7 / 10; }
.footer__colophon { justify-self: end; grid-column: 10 / 13; text-align: right; }
.footer a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--dur) ease;
}
.footer a:hover { color: var(--color-ink); }

/* ---------- responsive ---------- */

@media (max-width: 64rem) {
  .hero__type { grid-column: 1 / 13; }
  .hero__comp { grid-column: 3 / 13; }
  .programme__head .section-title { grid-column: 1 / 13; }
  .programme__lede { grid-column: 1 / 10; padding-inline-start: 0; }
  .exhibitions__text { grid-column: 1 / 10; padding-inline-end: 0; }
  .figures { grid-column: 1 / 13; }
  .spec { grid-column: 1 / 13; grid-row: auto; }
  .tickets__text { grid-column: 1 / 10; grid-row: auto; padding-inline-start: 0; }
  .plate__claim { grid-column: 1 / 12; }
}

@media (max-width: 48rem) {
  .topbar__mark { grid-column: 1 / 6; }
  .topbar__nav { grid-column: 6 / 13; gap: var(--space-3); }

  .hero { padding-block: var(--space-6) var(--space-8); }
  .hero__comp { grid-column: 1 / 13; }

  .index__link {
    grid-template-columns: var(--space-6) minmax(0, 1fr) auto;
    gap: var(--space-3);
  }
  .index__meta { display: none; }

  .figures { grid-template-columns: minmax(0, 1fr); }
  .figure { border-inline-start: 0; border-top: 1px solid var(--color-rule); }
  .figure:first-child { border-top: 0; }

  .footer__grid > .label:nth-of-type(1),
  .footer__grid > .label:nth-of-type(2),
  .footer__grid > .label:nth-of-type(3) { grid-column: 2 / 13; }
  .footer__colophon { grid-column: 2 / 13; justify-self: start; text-align: left; }
  .footer__register { grid-row: 1 / 5; }
}

@media (max-width: 30rem) {
  .topbar__grid { row-gap: var(--space-2); }
  .topbar__mark { grid-column: 1 / 13; }
  .topbar__nav { grid-column: 1 / 13; justify-content: flex-start; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation: none !important;
  }
  .ticker__track { animation: none !important; transform: none; }
}