/* ICU-EXPEDITION-023 — AEU museum-grade exploration layer.
   Additive candidate CSS: preserves R000037 subject styling and R000066 ICU integration. */
:root{--aeu-museum-border:color-mix(in srgb,currentColor 20%,transparent);--aeu-museum-soft:color-mix(in srgb,currentColor 7%,transparent);--aeu-museum-faint:color-mix(in srgb,currentColor 3%,transparent)}
.aeu-museum-wayfinder{max-width:1180px;margin:1rem auto 1.4rem;padding:1rem;border:1px solid var(--aeu-museum-border);border-radius:1rem;background:var(--aeu-museum-faint)}
.aeu-museum-wayfinder__intro{display:flex;gap:.55rem 1rem;align-items:baseline;flex-wrap:wrap;margin:0 0 .75rem}.aeu-museum-wayfinder__intro span{font-size:.72rem;letter-spacing:.11em;text-transform:uppercase;opacity:.72}.aeu-museum-wayfinder__intro strong{font-size:.95rem}
.aeu-museum-wayfinder ul{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:.5rem;list-style:none;margin:0;padding:0}.aeu-museum-wayfinder li{min-width:0;border:1px solid var(--aeu-museum-border);border-radius:.75rem;background:var(--aeu-museum-faint)}.aeu-museum-wayfinder li[data-current="true"]{outline:2px solid currentColor;outline-offset:1px}.aeu-museum-wayfinder li>a{display:block;padding:.7rem .72rem .35rem;font-weight:700;text-decoration:none}.aeu-museum-wayfinder li>span{display:block;padding:0 .72rem .62rem;font-size:.76rem;line-height:1.3;opacity:.76}.aeu-museum-wayfinder li>span a{text-decoration-thickness:1px;text-underline-offset:.14em}.aeu-museum-wayfinder a:focus-visible,.aeu-object-reading-map a:focus-visible,.aeu-museum-relationship-map a:focus-visible,.aeu-close-return a:focus-visible,.aeu-museum-workspace button:focus-visible,.aeu-museum-workspace label:focus-within{outline:3px solid currentColor;outline-offset:3px}
.aeu-museum-reading-key{max-width:1180px;margin:.25rem auto 1.5rem;padding:.75rem 1rem;border-block:1px solid var(--aeu-museum-border);background:var(--aeu-museum-faint)}.aeu-museum-reading-key summary{cursor:pointer;font-weight:700}.aeu-museum-reading-key__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem;margin-top:.85rem}.aeu-museum-reading-key p{margin:0;font-size:.86rem;line-height:1.45}.aeu-museum-reading-key strong{display:block;margin-bottom:.15rem}
.aeu-object-reading-map{display:grid;grid-template-columns:auto repeat(4,minmax(0,1fr));gap:.5rem;align-items:stretch;margin:0 0 1.25rem;padding:.75rem;border:1px solid var(--aeu-museum-border);border-radius:1rem;background:var(--aeu-museum-soft)}.aeu-object-reading-map>span{display:flex;align-items:center;padding:.4rem .55rem;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.aeu-object-reading-map a{display:flex;flex-direction:column;gap:.15rem;padding:.65rem;border:1px solid var(--aeu-museum-border);border-radius:.7rem;text-decoration:none;background:var(--aeu-museum-faint)}.aeu-object-reading-map a small{font-size:.72rem;line-height:1.35;opacity:.74;font-weight:400}
#aeu-object-facts .aeu-work-catalog:before{content:"Object facts";display:block;margin:0 0 .45rem;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;opacity:.72}#aeu-image-rights .aeu-rights-decision{padding:.65rem .75rem;border-left:3px solid currentColor;background:var(--aeu-museum-soft)}
.aeu-interpretation-empty{margin:1.25rem 0;padding:1rem;border:1px dashed var(--aeu-museum-border);border-radius:.85rem}.aeu-interpretation-empty h2{margin:.2rem 0 .4rem}.aeu-interpretation-empty p:last-child{margin-bottom:0}
.aeu-museum-relationship-map{margin:1.6rem 0;padding:1.15rem;border-block:1px solid var(--aeu-museum-border);background:var(--aeu-museum-faint)}.aeu-museum-relationship-map__head{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,.75fr);gap:1rem;align-items:end}.aeu-museum-relationship-map__head h2{margin:.2rem 0}.aeu-museum-relationship-map__head p{margin:0;line-height:1.5}.aeu-museum-relationship-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.8rem;margin-top:1rem}.aeu-museum-relationship-group{padding:.8rem;border:1px solid var(--aeu-museum-border);border-radius:.8rem;background:var(--aeu-museum-faint)}.aeu-museum-relationship-group h3{margin:.05rem 0 .6rem;font-size:1rem}.aeu-museum-relationship-group ul{list-style:none;margin:0;padding:0;display:grid;gap:.65rem}.aeu-museum-relationship-group li{display:grid;gap:.12rem}.aeu-museum-relationship-group a{font-weight:700}.aeu-museum-relationship-group small{line-height:1.35}.aeu-museum-basis{font-size:.7rem;line-height:1.35;opacity:.72}.aeu-museum-empty{font-size:.82rem;line-height:1.45;opacity:.76;margin:0}
.aeu-close-context{margin:0 0 1rem;padding:1rem;border:1px solid var(--aeu-museum-border);border-radius:1rem;background:var(--aeu-museum-faint)}.aeu-close-context__head{display:flex;gap:.5rem 1rem;align-items:baseline;justify-content:space-between;flex-wrap:wrap}.aeu-close-context__head h2{font-size:1.05rem;margin:.15rem 0}.aeu-close-context__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.65rem;margin-top:.75rem}.aeu-close-context__cell{padding:.7rem;border-left:2px solid var(--aeu-museum-border)}.aeu-close-context__cell span{display:block;font-size:.68rem;letter-spacing:.09em;text-transform:uppercase;opacity:.7}.aeu-close-context__cell strong{display:block;margin-top:.18rem;font-size:.88rem;line-height:1.35}.aeu-close-sequence{display:flex;flex-wrap:wrap;gap:.45rem;margin:.75rem 0 1.25rem}.aeu-close-sequence a{padding:.5rem .7rem;border:1px solid var(--aeu-museum-border);border-radius:999px;text-decoration:none;font-size:.82rem;font-weight:700}.aeu-close-return{margin:1.5rem 0 0;padding:1rem;border-top:1px solid var(--aeu-museum-border)}.aeu-close-return h2{font-size:1.05rem;margin:.15rem 0 .65rem}.aeu-close-return ul{display:flex;flex-wrap:wrap;gap:.55rem;list-style:none;margin:0;padding:0}.aeu-close-return li{min-width:min(100%,210px);flex:1}.aeu-close-return a{display:block;height:100%;padding:.75rem;border:1px solid var(--aeu-museum-border);border-radius:.75rem;text-decoration:none}.aeu-close-return small{display:block;margin-top:.2rem;opacity:.72}
.aeu-museum-workspace{margin:1rem 0 1.4rem;padding:1rem;border:1px solid var(--aeu-museum-border);border-radius:1rem;background:var(--aeu-museum-soft)}.aeu-museum-workspace h2{margin:.15rem 0 .35rem;font-size:1.1rem}.aeu-museum-workspace p{line-height:1.5}.aeu-museum-workspace__actions{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}.aeu-museum-workspace button,.aeu-museum-workspace label{font:inherit;font-weight:700;padding:.55rem .75rem;border:1px solid currentColor;border-radius:.6rem;background:transparent;cursor:pointer}.aeu-museum-workspace input[type=file]{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;clip-path:inset(50%)}.aeu-museum-workspace__status{min-height:1.3em;margin:.6rem 0 0;font-size:.8rem;opacity:.78}
@media(max-width:980px){.aeu-museum-wayfinder ul{grid-template-columns:repeat(4,minmax(0,1fr))}.aeu-object-reading-map{grid-template-columns:repeat(2,minmax(0,1fr))}.aeu-object-reading-map>span{grid-column:1/-1}.aeu-museum-relationship-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.aeu-close-context__grid{grid-template-columns:repeat(2,minmax(0,1fr))}.aeu-museum-reading-key__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.aeu-museum-wayfinder{margin-inline:.65rem;padding:.75rem}.aeu-museum-wayfinder ul{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:.2rem}.aeu-museum-wayfinder li{flex:0 0 76%;scroll-snap-align:start}.aeu-object-reading-map{grid-template-columns:1fr}.aeu-museum-relationship-map__head{grid-template-columns:1fr}.aeu-museum-relationship-grid,.aeu-close-context__grid,.aeu-museum-reading-key__grid{grid-template-columns:1fr}.aeu-close-sequence{display:grid;grid-template-columns:1fr 1fr}.aeu-close-sequence a{text-align:center}.aeu-looking-stage{scroll-margin-top:1rem}}
@media(prefers-reduced-motion:reduce){.aeu-museum-wayfinder *,.aeu-object-reading-map *,.aeu-museum-relationship-map *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
@media print{.aeu-icu-parentbar,.aeu-shell-header,.aeu-museum-wayfinder,.aeu-icu-recommendations,.aeu-icu-footerlink,.aeu-object-reading-map,.aeu-close-sequence,.aeu-museum-workspace{display:none!important}.aeu-stage{max-width:none!important;margin:0!important;padding:0!important}.aeu-record-section,.aeu-looking-stage,.aeu-close-context,.aeu-museum-relationship-map{break-inside:avoid}.aeu-close-context,.aeu-museum-relationship-map{border:1px solid currentColor;background:none}.aeu-evidence-links[open],details[open]{display:block}}