/* Pass 41 / Stage 10C-1 — persistent global navigation and museum entry transition */
:root { --sticky-header-height: 76px; }

.site-header {
  position: sticky !important;
  top: 0;
  z-index: 1000 !important;
  width: 100%;
  box-sizing: border-box;
  background: linear-gradient(180deg, rgba(1,7,12,.985), rgba(4,14,19,.965)) !important;
  box-shadow: 0 8px 24px rgba(0,0,0,.24);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.site-header .main-nav { min-width: 0; }
.site-header .main-nav a { white-space: nowrap; }

/* Anchor targets should not disappear behind the persistent header. */
section[id], article[id], main[id], div[id] { scroll-margin-top: 104px; }

.museum-entry {
  width: min(1180px, calc(100% - 36px));
  margin: 18px auto 34px;
  padding: clamp(18px, 3vw, 28px);
  border-top: 1px solid rgba(223,187,113,.42);
  border-bottom: 1px solid rgba(223,187,113,.42);
  text-align: center;
  position: relative;
}
.museum-entry::before,
.museum-entry::after {
  content: "";
  position: absolute;
  top: 50%;
  width: min(16vw, 150px);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(223,187,113,.5));
}
.museum-entry::before { left: 0; }
.museum-entry::after { right: 0; transform: scaleX(-1); }
.museum-entry .entry-kicker {
  margin: 0 0 8px;
  color: #d5b36d;
  font-family: var(--nav, sans-serif);
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .76rem;
}
.museum-entry h2 {
  margin: 0;
  color: #f3dfaa;
  font-family: var(--deco, Georgia, serif);
  font-size: clamp(1.55rem, 3vw, 2.55rem);
  letter-spacing: .035em;
  text-transform: uppercase;
}
.museum-entry p {
  max-width: 680px;
  margin: 10px auto 18px;
  color: #d8cfb8;
  line-height: 1.55;
}
.museum-entry a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 18px;
  border: 1px solid rgba(223,187,113,.72);
  color: #f4dfa6;
  font-family: var(--nav, sans-serif);
  letter-spacing: .1em;
  text-transform: uppercase;
  font-size: .78rem;
  background: rgba(8,25,33,.72);
}
.museum-entry a:hover { background: rgba(223,187,113,.1); color: #fff1c5; }
.museum-entry .entry-arrow { font-size: 1.15em; }

@media (max-width: 1220px) {
  .site-header { padding-inline: 22px; }
  .site-header .main-nav { gap: 9px; }
  .site-header .main-nav a { font-size: .66rem; letter-spacing: .06em; }
}

@media (max-width: 980px) {
  :root { --sticky-header-height: 70px; }
  .site-header { height: 70px; }
  .site-header .menu-button { display: block; }
  body.nav-open .site-header .main-nav {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: calc(100dvh - 70px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 22px 16px;
    background: rgba(1,7,12,.99);
    border-bottom: 1px solid rgba(209,151,61,.36);
    box-shadow: 0 14px 28px rgba(0,0,0,.4);
  }
  body.nav-open .site-header .main-nav a {
    display: block;
    padding: 11px 0;
    border-top: 1px solid rgba(209,151,61,.18);
    font-size: .78rem;
  }
  body.nav-open .site-header .search-button { margin-top: 10px; }
  .museum-entry { width: min(100% - 24px, 900px); margin-top: 10px; }
  .museum-entry::before, .museum-entry::after { display:none; }
}

/* Stage 10C-2 — homepage Highlights from the Archive */
.archive-highlights {
  width: min(1320px, calc(100% - 36px));
  margin: 30px auto 18px;
  padding: clamp(26px, 4vw, 48px);
  border: 1px solid rgba(223,187,113,.34);
  background: linear-gradient(180deg, rgba(5,22,30,.92), rgba(3,15,21,.82));
}
.archive-highlights .highlights-heading { max-width: 820px; margin: 0 auto 26px; text-align:center; }
.archive-highlights .highlights-heading .eyebrow { color:#d5b36d; letter-spacing:.14em; text-transform:uppercase; }
.archive-highlights .highlights-heading h2 { margin:.25rem 0 .65rem; font-family:var(--deco,Georgia,serif); color:#f2dda7; font-size:clamp(2rem,4vw,3.6rem); text-transform:uppercase; }
.archive-highlights .highlights-heading p { margin:0 auto; max-width:70ch; color:#d8cfb8; line-height:1.6; }
.highlight-grid { display:grid; grid-template-columns:repeat(12,minmax(0,1fr)); gap:16px; }
.highlight-card { grid-column:span 4; display:flex; flex-direction:column; min-width:0; border:1px solid rgba(223,187,113,.34); background:rgba(2,12,17,.82); }
.highlight-card.feature-wide { grid-column:span 6; }
.highlight-card .highlight-media { display:block; width:100%; aspect-ratio:16/10; overflow:hidden; background:#07151c; border-bottom:1px solid rgba(223,187,113,.28); }
.highlight-card.portrait .highlight-media { aspect-ratio:4/5; }
.highlight-card .highlight-media img { width:100%; height:100%; display:block; object-fit:contain; background:#07151c; }
.highlight-card.newspaper .highlight-media img { object-fit:contain; background:#f0ede4; }
.highlight-card .highlight-copy { padding:18px; display:flex; flex-direction:column; flex:1; }
.highlight-card .highlight-label { color:#d5b36d; font:600 .72rem/1.2 var(--nav,sans-serif); letter-spacing:.12em; text-transform:uppercase; }
.highlight-card h3 { margin:.45rem 0 .55rem; color:#f1e2b9; font-family:var(--deco,Georgia,serif); font-size:clamp(1.2rem,2vw,1.75rem); }
.highlight-card p { margin:0 0 1rem; color:#d0c8b5; line-height:1.55; }
.highlight-card .highlight-actions { margin-top:auto; display:flex; flex-wrap:wrap; gap:10px; }
.highlight-card .highlight-actions a { border:1px solid rgba(223,187,113,.55); padding:8px 11px; color:#efd99f; font-family:var(--nav,sans-serif); font-size:.74rem; letter-spacing:.07em; text-transform:uppercase; }
.highlight-card .highlight-actions a:hover { background:rgba(223,187,113,.1); }
.highlight-video { width:100%; aspect-ratio:16/9; border:0; display:block; background:#000; }
.highlight-motion-note { display:inline-flex; align-items:center; gap:6px; color:#bfc9c6; font-size:.76rem; margin-top:.25rem; }
.highlight-motion-note::before { content:"●"; color:#d5b36d; font-size:.65rem; }
@media(max-width:980px){.highlight-card,.highlight-card.feature-wide{grid-column:span 6}}
@media(max-width:660px){.archive-highlights{width:min(100% - 24px,900px);padding:20px 14px}.highlight-card,.highlight-card.feature-wide{grid-column:1/-1}.highlight-card.portrait .highlight-media{aspect-ratio:16/11}}

/* Pass 42 / Stage 11A — persistent multilingual architecture */
.site-header .language-button {
  appearance:none;
  border:1px solid rgba(223,187,113,.42);
  background:rgba(7,29,38,.72);
  color:#efd99f;
  padding:7px 9px;
  font:600 .64rem/1 var(--nav,sans-serif);
  letter-spacing:.08em;
  text-transform:uppercase;
  cursor:pointer;
  white-space:nowrap;
}
.site-header .language-button:hover,.site-header .language-button:focus-visible { background:rgba(223,187,113,.12); color:#fff0c3; }
.language-dialog { width:min(760px,calc(100% - 28px)); max-height:86dvh; overflow:auto; padding:0; color:#efe3bf; background:#061922; border:1px solid #dfbb71; box-shadow:0 24px 80px rgba(0,0,0,.72); font-family:var(--nav,sans-serif); }
.language-dialog::backdrop { background:rgba(0,6,10,.84); backdrop-filter:blur(4px); }
.language-dialog-head { display:flex; align-items:start; justify-content:space-between; gap:18px; padding:22px 22px 16px; border-bottom:1px solid rgba(223,187,113,.28); }
.language-dialog-head h2 { margin:.2rem 0 0; font-family:var(--deco,Georgia,serif); font-size:clamp(1.45rem,3vw,2.3rem); color:#f2dda7; text-transform:uppercase; letter-spacing:.03em; }
.language-kicker { margin:0; color:#d5b36d; font-size:.7rem; letter-spacing:.13em; text-transform:uppercase; }
.language-dialog-head button,.language-footer button { appearance:none; border:1px solid rgba(223,187,113,.5); background:#0b2732; color:#efd99f; padding:9px 12px; font:inherit; cursor:pointer; }
.language-intro,.language-source-note,.language-status { margin:16px 22px 0; line-height:1.55; color:#d7cfbb; }
.language-source-note { padding:11px 13px; border-left:2px solid #d5b36d; background:rgba(223,187,113,.06); font-size:.88rem; }
.language-status { color:#f0d695; }
.language-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:9px; padding:20px 22px; }
.language-grid button { appearance:none; min-height:44px; border:1px solid rgba(223,187,113,.34); background:#081f29; color:#f0e4c2; padding:9px 8px; font:inherit; cursor:pointer; }
.language-grid button:hover,.language-grid button:focus-visible { border-color:#dfbb71; background:#10313e; color:#fff2ca; }
.language-footer { display:flex; flex-wrap:wrap; gap:10px; padding:0 22px 22px; }
@media(max-width:1220px){.site-header .language-button{font-size:.6rem;padding:6px 7px}}
@media(max-width:980px){body.nav-open .site-header .language-button{display:block;width:100%;margin-top:10px;padding:11px 0;font-size:.78rem}.language-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:500px){.language-grid{grid-template-columns:1fr}.language-dialog-head{padding:18px 16px 13px}.language-intro,.language-source-note,.language-status{margin-left:16px;margin-right:16px}.language-grid{padding:16px}.language-footer{padding:0 16px 18px}}


/* Pass 43 / Stage 13H — 1926 context micro-explainers */
.period-context{margin:24px 0;padding:18px 20px;border:1px solid rgba(223,187,113,.34);border-left:4px solid #d5b36d;background:linear-gradient(135deg,rgba(8,31,40,.92),rgba(3,17,24,.86));color:#ddd4bf}.period-context h3{margin:.05rem 0 .65rem;color:#f2dda7;font-family:var(--deco,Georgia,serif);font-size:clamp(1.25rem,2vw,1.7rem)}.period-context p{margin:.55rem 0;line-height:1.62}.period-context .context-kicker{display:block;color:#d5b36d;font:600 .69rem/1.2 var(--nav,sans-serif);letter-spacing:.12em;text-transform:uppercase;margin-bottom:.45rem}.context-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0 26px}.context-card{padding:15px 16px;border:1px solid rgba(223,187,113,.24);background:rgba(6,24,32,.72)}.context-card strong{display:block;color:#efd99f;font-family:var(--deco,Georgia,serif);font-size:1.05rem;margin-bottom:.35rem}.context-card p{margin:0;color:#d4ccba;line-height:1.5;font-size:.94rem}.context-card a,.period-context a{color:#f0d28e;text-decoration:underline;text-underline-offset:3px}.context-inline{margin:14px 0;padding:12px 14px;border-left:3px solid rgba(213,179,109,.88);background:rgba(213,179,109,.07);color:#d8d0be;line-height:1.55}.context-inline strong{color:#f0d69b}.context-inline a{color:#f0d28e}.context-term{display:inline-block;margin-right:.35rem;color:#d5b36d;font:600 .68rem/1.2 var(--nav,sans-serif);letter-spacing:.1em;text-transform:uppercase}.context-source{font-size:.84rem;opacity:.82}@media(max-width:850px){.context-grid{grid-template-columns:1fr}.period-context{padding:16px}}