* { box-sizing: border-box; }

.light-hub {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.65 var(--sans);
}

.light-hub a { color: inherit; text-underline-offset: .25em; }
.light-hub a:hover { color: var(--accent); }
.light-hub h1, .light-hub h2 { font-family: var(--serif); font-weight: 300; }
.light-hub h1, .light-hub h2, .light-hub p { margin: 0; }
.light-hub img { display: block; }

.skip-link {
  position: fixed;
  inset: .75rem auto auto .75rem;
  z-index: 2;
  padding: .75rem;
  background: var(--paper);
  transform: translateY(-200%);
}

.skip-link:focus { transform: none; }

.studio-bar {
  max-width: 1540px;
  margin: 0 auto;
  padding: 16px clamp(18px, 5vw, 78px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px 24px;
  flex-wrap: wrap;
  font-size: 13px;
}

.studio-bar a, .exhibition-note a { min-height: 44px; display: inline-flex; align-items: center; gap: 10px; }
.studio-wordmark { font: 25px/1 var(--serif); text-decoration: none; }
.light-hub main { max-width: 1540px; padding: 0 clamp(18px, 5vw, 78px); margin: 0 auto; }

.exhibition {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  align-items: end;
  gap: 28px 72px;
  padding: clamp(38px, 7vw, 100px) 0 clamp(32px, 5vw, 70px);
  border-top: 1px solid var(--line);
}

.eyebrow { font-size: 11px; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); }
.exhibition h1 { font-size: clamp(70px, 10vw, 147px); line-height: .85; letter-spacing: -.06em; margin-top: 24px; }
.exhibition h1 em { color: var(--accent); }
.exhibition-note { max-width: 27rem; padding-bottom: 3px; }
.exhibition-note p { font: 300 clamp(24px, 2.7vw, 38px)/1.15 var(--serif); margin: 17px 0 15px; }
.exhibition-note a { font-size: 13px; }
.spectrum { display: flex; width: 106px; height: 5px; }
.spectrum i { flex: 1; background: #a44c53; }
.spectrum i:nth-child(2) { background: #d8999c; }
.spectrum i:nth-child(3) { background: #cea653; }
.spectrum i:nth-child(4) { background: #538078; }
.spectrum i:nth-child(5) { background: #344d69; }

.series-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 20px;
  border-top: 1px solid var(--line);
  padding: 15px 0 20px;
}
.series-heading h2 { font-size: clamp(27px, 3vw, 41px); line-height: 1.08; }
.series-heading-earlier { margin-top: clamp(44px, 6vw, 88px); }
.exhibits { display: grid; grid-template-columns: 1.14fr 1fr 1fr; gap: clamp(16px, 2.5vw, 35px); }
.exhibit { min-width: 0; text-decoration: none; }
.specimen { position: relative; aspect-ratio: 1.1; overflow: hidden; }
.specimen-depth { background: #e5d8c0; }
.specimen-colour { background: #e4e5d8; }
.specimen-light { background: #555; }
.specimen-reflection { background: #30251c; }
.specimen-surface { background: #ddceb9; }
.specimen-viewpoint { background: #e5d8c4; }
.specimen-window { background: #e9d9bb; }
.specimen-imprint { background: #e0d6c5; }
.specimen-fold { background: #ddc9ae; }
.specimen-ribbed { background: #e6d8bf; }
.specimen-iridescent { background: #e0cdb0; }
.specimen-shadows { background: #e8d9c1; }
.specimen img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; transition: transform 220ms ease; }
#fourth-series .specimen { aspect-ratio: 1.25; }
#fourth-series .specimen img { object-fit: cover; }
.exhibit:hover img { transform: scale(1.025); }
.exhibit-caption { padding: 15px 0 22px; border-bottom: 1px solid var(--line); }
.exhibit-caption h2 { display: flex; justify-content: space-between; gap: 12px; font-size: clamp(24px, 2.9vw, 40px); line-height: 1.06; margin: 11px 0 12px; }
.exhibit-caption h2 span { font: 20px/1.3 var(--sans); }
.exhibit-caption > p:not(.eyebrow) { color: var(--ink); max-width: 39ch; }
.medium { display: block; font-size: 12px; color: var(--muted); margin-top: 17px; }
.light-hub footer { padding-top: 30px; padding-bottom: 28px; }

@media (min-width: 761px) {
  #fourth-series { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .exhibition { grid-template-columns: 1fr; }
  .exhibition h1 { font-size: clamp(65px, 13vw, 96px); }
  .exhibits { grid-template-columns: 1fr; gap: 26px; }
  .exhibit-caption h2 { font-size: 32px; }
}

@media (prefers-reduced-motion: reduce) {
  .specimen img { transition: none; }
  .exhibit:hover img { transform: none; }
}