:root {
  --midnight-900: var(--bg);
  --midnight-850: color-mix(in srgb, var(--bg) 88%, #ffffff);
  --midnight-800: color-mix(in srgb, var(--bg) 78%, #ffffff);
  --midnight-750: color-mix(in srgb, var(--bg) 70%, #ffffff);
  --midnight-700: color-mix(in srgb, var(--bg) 62%, #ffffff);
  --midnight-600: color-mix(in srgb, var(--bg) 52%, #ffffff);
  --gold-500: var(--primary);
  --gold-400: color-mix(in srgb, var(--primary) 80%, #ffffff);
  --gold-600: color-mix(in srgb, var(--primary) 75%, #000000);
  --silver-200: #E8ECF2;
  --silver-300: #D0D4E0;
  --silver-400: #B0B4C4;
  --silver-500: #8B8FA3;
  --bg-panel: var(--midnight-800);
  --text: var(--silver-200);
  --text-2: var(--silver-400);
  --text-3: var(--silver-500);
  --border: var(--midnight-700);
  --r: 8px;
  --font-display: Georgia, "Times New Roman", "Palatino Linotype", serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--silver-300); text-decoration: none; }
a:hover { color: var(--gold-400); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 400;
  background: var(--primary); color: var(--bg);
  padding: 10px 18px; border-radius: 999px; font-weight: 700;
}
.skip-link:focus { top: 12px; }
h1,h2 {
  font-family: var(--font-display);
  font-weight: 600; line-height: 1.2; color: var(--text); margin: 0 0 .5em;
}
h1 { font-size: clamp(1.85rem, 4.5vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
p { margin: 0 0 1em; }
.eyebrow {
  font-size: .72rem; font-weight: 800; letter-spacing: .18em;
  text-transform: uppercase; color: var(--primary);
  margin: 0 0 .55em; display: block;
}
.lede { font-size: 1.05rem; color: var(--text-2); max-width: 62ch; }
.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.section { padding: 56px 0; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1120px; margin: 0 auto; padding: 14px 20px;
  display: flex; align-items: center; gap: 18px; justify-content: space-between;
  position: relative;
}
.brand { display: flex; align-items: center; gap: 12px; color: inherit; }
.brand-mark { width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-family: var(--font-display); font-size: 1.15rem; color: var(--gold-400); }
.brand-tag { font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--text-3); }
.primary-nav { display: flex; gap: 8px; flex-wrap: wrap; }
.primary-nav a {
  padding: 8px 12px; border-radius: 999px; color: var(--text-2); font-size: .92rem;
}
.primary-nav a:hover, .primary-nav a.is-active {
  color: var(--bg); background: var(--primary);
}
.nav-toggle {
  display: none; width: 42px; height: 42px; border: 1px solid var(--border);
  border-radius: 8px; align-items: center; justify-content: center; flex-direction: column; gap: 5px;
  cursor: pointer; background: var(--midnight-800);
}
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--primary); }

.hero {
  position: relative; padding: 72px 0 64px;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, color-mix(in srgb, var(--primary) 18%, transparent), transparent 55%),
    linear-gradient(180deg, var(--midnight-850) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
}
.hero-grid {
  display: grid; gap: 36px; align-items: center;
  grid-template-columns: 1.1fr .9fr;
}
.hero h1 { margin-bottom: .4em; max-width: 16ch; }
.hero-copy {
  display: block; color: inherit; text-decoration: none;
  border-radius: var(--r); outline-offset: 4px;
}
.hero-copy:hover { color: inherit; }
.hero-copy:hover .eyebrow { color: var(--gold-400); }
.hero-copy:hover h1 { color: var(--gold-400); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.hero-visual {
  display: block;
  border: 1px solid var(--border); border-radius: var(--r); overflow: hidden;
  background: var(--midnight-800); box-shadow: 0 16px 44px rgba(0,0,0,.55);
  color: inherit;
}
.hero-visual:hover { border-color: var(--gold-600); color: inherit; }
.hero-visual img { width: 100%; aspect-ratio: 360 / 280; object-fit: cover; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 18px; border-radius: 999px; font-weight: 700; font-size: .92rem;
  border: 1px solid transparent;
}
.btn-primary { background: var(--primary); color: var(--bg); }
.btn-primary:hover { filter: brightness(1.08); color: var(--bg); }
.btn-ghost { background: transparent; color: var(--gold-400); border-color: var(--midnight-600); }
.btn-ghost:hover { border-color: var(--primary); }

.pillars {
  display: grid; gap: 16px; grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: -28px; position: relative; z-index: 2;
}
.pillar {
  display: block;
  background: var(--midnight-800); border: 1px solid var(--border);
  border-radius: var(--r); padding: 18px 16px;
  color: inherit; text-decoration: none;
  transition: border-color .15s ease, transform .15s ease;
}
.pillar:hover {
  border-color: var(--gold-600); transform: translateY(-2px); color: inherit;
}
.pillar .card-title { color: var(--gold-400); font-family: var(--font-display); font-size: 1.05rem; margin-bottom: .35em; font-weight: 600; }
.pillar p { margin: 0; color: var(--text-2); font-size: .92rem; }

.section-head {
  display: flex; justify-content: space-between; align-items: end; gap: 16px;
  margin-bottom: 22px; flex-wrap: wrap;
}
.section-head p { margin: 0; color: var(--text-2); max-width: 50ch; }

.grid-cards, .wall-grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.card, .wall-card {
  display: flex; flex-direction: column;
  background: var(--bg-panel); border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden; color: inherit;
  transition: border-color .15s ease, transform .15s ease;
}
.card:hover, .wall-card:hover { border-color: var(--gold-600); transform: translateY(-2px); color: inherit; }
.card-media { aspect-ratio: 360 / 280; background: var(--midnight-750); overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body .card-title, .wall-card .card-title {
  margin: 0; font-size: 1.15rem; font-family: var(--font-display); font-weight: 600; color: var(--text);
}
.card-body p { margin: 0; color: var(--text-2); font-size: .92rem; flex: 1; }
.card-meta {
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gold-600); font-weight: 700;
}

.process { display: grid; gap: 16px; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.process-step {
  background: var(--midnight-800); border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden;
}
.process-step img { width: 100%; aspect-ratio: 360 / 280; object-fit: cover; }
.process-step .body { padding: 14px; }
.process-step .num {
  color: var(--primary); font-size: .72rem; letter-spacing: .16em;
  font-weight: 800; text-transform: uppercase;
}
.process-step .card-title {
  font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; margin: .2em 0 .4em; color: var(--text);
}

.page-hero {
  padding: 42px 0 28px; border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--midnight-850), var(--bg));
}
.crumbs {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  font-size: .85rem; color: var(--text-3); margin-bottom: 14px;
}
.crumbs .sep { opacity: .5; }
.crumbs .here { color: var(--text-2); }

.cat-chips {
  display: flex; flex-wrap: wrap; gap: 8px;
  max-width: 1120px; margin: 18px auto 0; padding: 0 20px;
}
.cat-chips a {
  padding: 8px 12px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--midnight-800); color: var(--text-2); font-size: .85rem;
}
.cat-chips a:hover { border-color: var(--gold-600); color: var(--gold-400); }
.cat-block { padding: 42px 0; border-bottom: 1px solid var(--border); }
.cat-block:last-of-type { border-bottom: 0; }

.detail-layout {
  display: grid; gap: 28px; grid-template-columns: 1.05fr .95fr;
  padding: 36px 0 56px;
}
.exhibit {
  border: 1px solid var(--border); border-radius: var(--r);
  overflow: hidden; background: var(--midnight-800);
}
.exhibit img { width: 100%; aspect-ratio: 360 / 280; object-fit: cover; }
.prose .subhead {
  margin-top: 1.4em; color: var(--gold-400);
  font-family: var(--font-display); font-size: 1.15rem; font-weight: 600;
}
.prose .subhead:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--text-2); }
.prose ul { margin: 0 0 1em; padding-left: 1.2em; }
.prose li { margin: .35em 0; }
.spec-table {
  width: 100%; border-collapse: collapse; margin: 12px 0 20px; font-size: .92rem;
}
.spec-table th, .spec-table td {
  text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border);
}
.spec-table th { color: var(--text-3); font-weight: 600; width: 42%; }
.spec-table td { color: var(--text); }
.notice {
  margin-top: 18px; padding: 14px 16px;
  border: 1px solid rgba(201,64,64,.35);
  background: rgba(201,64,64,.08);
  border-radius: var(--r); color: var(--text-2);
}
.notice strong { color: #E89090; }
.related { padding: 0 0 56px; }
.related h2 { margin-bottom: 18px; }

.search-panel { padding: 36px 0 56px; }
.search-hint { color: var(--text-3); font-size: .9rem; margin-bottom: 18px; }
.search-group { margin-bottom: 28px; }
.search-group h2 { font-size: 1.25rem; margin-bottom: 12px; color: var(--gold-400); }
.search-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.search-list a {
  display: block; padding: 12px 14px; border: 1px solid var(--border);
  border-radius: var(--r); background: var(--midnight-800); color: var(--text);
}
.search-list a:hover { border-color: var(--gold-600); }
.search-list .desc { display: block; color: var(--text-3); font-size: .88rem; margin-top: 4px; }

.site-footer {
  border-top: 1px solid var(--border); background: color-mix(in srgb, var(--bg) 92%, #000);
  padding: 48px 0 28px;
}
.footer-grid {
  display: grid; gap: 28px; grid-template-columns: 1.4fr 1fr 1.2fr; margin-bottom: 28px;
}
.footer-brand p { color: var(--text-3); max-width: 36ch; }
.foot-heading {
  color: var(--gold-400); font-family: var(--font-display); font-size: 1rem; font-weight: 600; margin: 0 0 .6em;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: .45em 0; }
.disclaimer {
  border: 1px solid var(--border); border-radius: var(--r);
  padding: 16px 18px; background: var(--midnight-850); color: var(--text-3); font-size: .9rem;
}
.copyright { color: var(--text-3); font-size: .85rem; margin: 18px 0 0; }

@media (max-width: 960px) {
  .hero-grid, .detail-layout, .process, .pillars, .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--midnight-850); border-bottom: 1px solid var(--border);
    flex-direction: column; padding: 12px 16px 18px;
  }
  #nav-toggle:checked ~ .primary-nav { display: flex; }
  .hero { padding: 48px 0 40px; }
  .hero-grid, .detail-layout, .pillars, .process, .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .section { padding: 42px 0; }
}