.new-collection.optical-gallery { --optical-ink: #302f49; --optical-muted: #5c5c69; --optical-paper: #fbf9f1; --optical-line: #d9d8df; max-width: 1120px; margin: 0 auto; color: var(--optical-ink); }
.optical-gallery *, .optical-gallery *::before, .optical-gallery *::after { box-sizing: border-box; }
.optical-gallery [hidden] { display: none !important; }
.optical-gallery .optical-hero { margin: 28px 0 24px; padding: clamp(24px, 5vw, 52px); background: var(--optical-paper); border-top: 5px solid var(--optical-ink); }
.optical-gallery .optical-kicker { margin: 0 0 14px; color: #55516f; font-size: .875rem; font-weight: 800; letter-spacing: .035em; line-height: 1.6; }
.optical-gallery h1 { margin: 0 0 18px; color: var(--optical-ink); font-size: clamp(2rem, 5vw, 3.3rem); line-height: 1.25; letter-spacing: -.045em; }
.optical-gallery .optical-lead { margin: 0; font-size: 1.0625rem; line-height: 1.9; word-break: keep-all; }
.optical-gallery .optical-jump { display: flex; flex-wrap: wrap; gap: 8px 12px; margin-top: 24px; }
.optical-gallery .optical-jump a { display: inline-flex; align-items: center; min-height: 44px; padding: 9px 15px; color: var(--optical-ink); background: #fff; border: 1px solid #a6a1b5; border-radius: 4px; font-size: .9375rem; font-weight: 700; line-height: 1.6; text-decoration: none; }
.optical-gallery .optical-intro, .optical-gallery .optical-noscript { margin: 20px 0 28px; color: var(--optical-muted); font-size: .9375rem; line-height: 1.85; word-break: keep-all; }
.optical-gallery .optical-exhibits { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: start; }
.optical-gallery .optical-exhibit { min-width: 0; margin: 0; padding: 0; border: 1px solid var(--optical-line); background: #fff; scroll-margin-top: 90px; }
.optical-gallery .optical-exhibit-heading { padding: 24px 24px 18px; }
.optical-gallery .optical-number { margin: 0 0 10px; color: #655981; font-size: .8125rem; font-weight: 800; line-height: 1.7; letter-spacing: .025em; }
.optical-gallery .optical-exhibit h2 { margin: 0; color: var(--optical-ink); font-size: clamp(1.15rem, 2vw, 1.4rem); line-height: 1.55; letter-spacing: -.025em; word-break: keep-all; }
.optical-gallery .optical-figure { margin: 0; padding: 0; }
.optical-gallery .optical-drawing { display: block; width: 100%; height: auto; overflow: hidden; background: #fff; }
.optical-gallery .optical-figure figcaption { padding: 16px 24px 0; color: var(--optical-muted); font-size: .875rem; line-height: 1.8; word-break: keep-all; }
.optical-gallery .optical-figure strong { color: var(--optical-ink); white-space: nowrap; font-variant-numeric: tabular-nums; }
.optical-gallery .optical-measure { visibility: hidden; }
.optical-gallery .is-revealed .optical-context { visibility: hidden; }
.optical-gallery .is-revealed .optical-measure { visibility: visible; }
.optical-gallery .is-revealed .optical-dark-background, .optical-gallery .is-revealed .optical-light-background { fill: #bdbdbd; }
.optical-gallery .optical-controls { padding: 20px 24px 0; }
.optical-gallery .optical-controls button { display: inline-block; max-width: 100%; min-height: 46px; margin: 0; padding: 11px 16px; color: #fff; background: #403757; border: 1px solid #403757; border-radius: 4px; font: inherit; font-size: .9375rem; font-weight: 700; line-height: 1.55; text-align: left; cursor: pointer; }
.optical-gallery .optical-controls button[aria-pressed="true"] { color: #403757; background: #f3f0f8; }
.optical-gallery .optical-status { min-height: 3.5em; margin: 12px 0 0; color: var(--optical-muted); font-size: .875rem; line-height: 1.75; word-break: keep-all; }
.optical-gallery .optical-explanation { margin: 20px 24px 24px; border-top: 1px solid var(--optical-line); }
.optical-gallery .optical-explanation summary { min-height: 48px; padding: 14px 0; color: var(--optical-ink); font-size: .9375rem; font-weight: 800; line-height: 1.65; cursor: pointer; }
.optical-gallery .optical-explanation p { margin: 0 0 16px; color: var(--optical-muted); font-size: .9375rem; line-height: 1.9; word-break: keep-all; overflow-wrap: anywhere; }
.optical-gallery .optical-explanation .optical-source { padding-top: 14px; border-top: 1px solid var(--optical-line); font-size: .8125rem; }
.optical-gallery .optical-source a { color: #4c3c70; text-decoration: underline; text-underline-offset: 3px; }
.optical-gallery .optical-source-language { white-space: nowrap; }
.optical-gallery .optical-note { margin: 32px 0; padding: 24px; background: var(--optical-paper); }
.optical-gallery .optical-note h2 { margin: 0 0 12px; color: var(--optical-ink); font-size: 1.0625rem; line-height: 1.7; }
.optical-gallery .optical-note p { margin: 0; color: var(--optical-muted); font-size: .9375rem; line-height: 1.9; word-break: keep-all; }
.optical-gallery :is(a, button, summary):focus-visible { outline: 3px solid #6c539b; outline-offset: 4px; }
.optical-gallery .optical-jump a:hover { text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 720px) {
  .optical-gallery .optical-exhibits { grid-template-columns: 1fr; gap: 22px; }
  .optical-gallery .optical-hero { padding: 26px 22px; }
  .optical-gallery .optical-exhibit-heading { padding: 22px 20px 16px; }
  .optical-gallery .optical-figure figcaption { padding-right: 20px; padding-left: 20px; }
  .optical-gallery .optical-controls { padding-right: 20px; padding-left: 20px; }
  .optical-gallery .optical-explanation { margin-right: 20px; margin-left: 20px; }
  .optical-gallery .optical-note { padding: 22px; }
}