:root {
  --shell-rail-size: 46px;
  --shell-panel-size: 286px;
  --shell-footer-size: 44px;
}

body { padding-bottom: var(--shell-footer-size); }

.museum-rail {
  position: fixed;
  top: 68px;
  bottom: var(--shell-footer-size);
  z-index: 64;
  width: var(--shell-rail-size);
  overflow: hidden;
  border-color: var(--line-soft);
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  backdrop-filter: blur(14px);
  transition: width .24s ease;
}
.museum-rail[data-side="left"] { left: 0; border-right: 1px solid var(--line-soft); }
.museum-rail[data-side="right"] { right: 0; border-left: 1px solid var(--line-soft); }
.museum-rail[data-open="true"] { width: var(--shell-panel-size); box-shadow: 0 18px 52px rgba(38,30,20,.12); }
.museum-rail-tab {
  position: absolute;
  top: 0;
  bottom: 0;
  width: var(--shell-rail-size);
  padding: 16px 0;
  border: 0;
  background: transparent;
  color: #69635a;
  cursor: pointer;
  font: 750 9px var(--sans);
  letter-spacing: .15em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}
.museum-rail[data-side="left"] .museum-rail-tab { right: 0; }
.museum-rail[data-side="right"] .museum-rail-tab { left: 0; transform: rotate(180deg); }
.museum-rail-tab:hover, .museum-rail-tab:focus-visible { color: var(--ink); background: rgba(255,255,255,.28); }
.museum-rail-panel {
  position: absolute;
  inset-block: 0;
  width: calc(var(--shell-panel-size) - var(--shell-rail-size));
  display: flex;
  flex-direction: column;
  visibility: hidden;
  opacity: 0;
  transition: opacity .16s ease;
}
.museum-rail[data-side="left"] .museum-rail-panel { left: 0; }
.museum-rail[data-side="right"] .museum-rail-panel { right: 0; }
.museum-rail[data-open="true"] .museum-rail-panel { visibility: visible; opacity: 1; }
.museum-panel-header {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
}
.museum-panel-header strong { font: 760 10px var(--sans); letter-spacing: .14em; text-transform: uppercase; }
.museum-panel-close {
  border: 0;
  background: transparent;
  color: #6c655c;
  cursor: pointer;
  font: 700 9px var(--sans);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.museum-panel-close:hover, .museum-panel-close:focus-visible { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.museum-panel-scroll { min-height: 0; flex: 1; overflow-y: auto; padding: 18px 16px 28px; }
.museum-panel-label { margin: 0 0 10px; color: #776e63; font: 750 9px var(--sans); letter-spacing: .15em; text-transform: uppercase; }
.museum-panel-group + .museum-panel-group { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line-soft); }
.museum-panel-links { display: grid; gap: 4px; }
.museum-panel-links a, .museum-panel-links button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  text-decoration: none;
  font: 650 11px var(--sans);
  letter-spacing: .04em;
}
.museum-panel-links a:hover, .museum-panel-links a:focus-visible,
.museum-panel-links button:hover, .museum-panel-links button:focus-visible,
.museum-panel-links a[aria-current="page"] { border-color: var(--line); background: rgba(255,255,255,.32); }
.museum-link-note { color: #7a7166; font-size: 9px; font-weight: 600; text-transform: uppercase; }
.museum-context-card { padding: 18px 0; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.museum-context-card h2 { margin: 0; font-size: 32px; font-weight: 500; letter-spacing: -.035em; line-height: .98; }
.museum-context-card p { margin: 12px 0 0; color: #625d55; font-size: 14px; font-style: italic; line-height: 1.5; }
.museum-context-action { margin-top: 16px; width: 100%; }
.museum-context-facts { display: grid; gap: 0; margin-top: 22px; }
.museum-context-facts div { padding: 12px 0; border-bottom: 1px solid var(--line-soft); }
.museum-context-facts dt { margin-bottom: 4px; color: #7b7267; font: 750 8px var(--sans); letter-spacing: .14em; text-transform: uppercase; }
.museum-context-facts dd { margin: 0; color: #4f4d49; font-size: 13px; line-height: 1.45; }
.museum-shell-backdrop {
  display: none;
  position: fixed;
  inset: 68px 0 var(--shell-footer-size);
  z-index: 60;
  border: 0;
  background: rgba(29,40,54,.14);
  cursor: default;
}
.museum-shell-backdrop[hidden] { display: none; }
.museum-footer-bar {
  position: fixed;
  left: var(--shell-rail-size);
  right: var(--shell-rail-size);
  bottom: 0;
  z-index: 70;
  height: var(--shell-footer-size);
  display: grid;
  grid-template-columns: auto minmax(0,1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 0 16px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper-light) 95%, transparent);
  backdrop-filter: blur(16px);
  font-family: var(--sans);
}
.museum-footer-brand { color: var(--ink); font-size: 9px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; white-space: nowrap; }
.museum-footer-links { min-width: 0; display: flex; justify-content: center; align-items: center; gap: clamp(12px,2vw,28px); }
.museum-footer-links a, .museum-footer-links button, .museum-footer-mobile button {
  border: 0;
  background: transparent;
  color: #625f59;
  cursor: pointer;
  text-decoration: none;
  font: 700 9px var(--sans);
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
}
.museum-footer-links a:hover, .museum-footer-links a:focus-visible,
.museum-footer-links button:hover, .museum-footer-links button:focus-visible { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.museum-footer-status { color: #777067; font-size: 9px; white-space: nowrap; }
.museum-footer-mobile { display: none; }

@media (max-width: 1179px) {
  .museum-rail { top: 58px; width: 0; border: 0; }
  .museum-rail[data-open="true"] { width: min(330px, 88vw); }
  .museum-rail-tab { display: none; }
  .museum-rail-panel { width: 100%; }
  .museum-shell-backdrop { inset-block-start: 58px; }
  .museum-shell-backdrop:not([hidden]) { display: block; }
  .museum-footer-bar { left: 0; right: 0; grid-template-columns: 1fr; padding: 0 8px; }
  .museum-footer-brand, .museum-footer-links, .museum-footer-status { display: none; }
  .museum-footer-mobile { display: grid; grid-template-columns: repeat(5,1fr); align-items: stretch; height: 100%; }
  .museum-footer-mobile button, .museum-footer-mobile a { display: grid; place-items: center; min-width: 0; padding: 0 4px; border: 0; background: transparent; color: #5f5b55; text-decoration: none; font: 750 8px var(--sans); letter-spacing: .07em; text-transform: uppercase; }
}
@media (prefers-reduced-motion: reduce) {
  .museum-rail, .museum-rail-panel { transition: none; }
}