:root {
  color-scheme: light;
  --bg: #f1eee6;
  --surface: #fbf9f3;
  --surface-strong: #e5dfd2;
  --border: #c9c1b1;
  --text: #172638;
  --muted: #5e6872;
  --accent: #173d68;
  --accent-soft: #9c6a23;
  --paper: #fffdf8;
  --measure: 82rem;
  --serif: "Iowan Old Style", "Palatino Linotype", Baskerville, Georgia, serif;
  --sans: Arial, Helvetica, ui-sans-serif, system-ui, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { min-width: 20rem; background: var(--bg); scroll-behavior: smooth; }
body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(90deg, rgb(23 61 104 / 2.4%) 1px, transparent 1px) 0 0 / 5rem 5rem,
    var(--bg);
  font-family: var(--sans);
  line-height: 1.62;
}
a { color: var(--accent); text-underline-offset: .2em; }
a:hover { color: #8a5715; }
a:focus-visible { outline: .18rem solid var(--accent); outline-offset: .22rem; border-radius: .08rem; }
.skip-link { position: fixed; z-index: 30; top: .75rem; left: .75rem; transform: translateY(-180%); padding: .65rem .9rem; color: #fff; background: var(--accent); font-weight: 700; }
.skip-link:focus { transform: translateY(0); }

.utility-bar { color: #e7edf4; background: #102d4d; }
.utility-inner {
  width: min(var(--measure), calc(100% - 3rem));
  min-height: 2.25rem;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font: 700 .61rem/1.2 var(--sans);
  letter-spacing: .1em;
}
.utility-inner span:nth-child(2) { margin-left: auto; color: #c1d0e0; }
.utility-access { padding-left: 1rem; color: #fff; border-left: 1px solid #4c6681; text-decoration: none; }

.site-header {
  width: min(var(--measure), calc(100% - 3rem));
  min-height: 7.4rem;
  margin-inline: auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2.5rem;
  padding-block: 1.35rem;
  border-bottom: .18rem double var(--accent);
}
.site-brand { display: flex; align-items: center; gap: 1rem; color: var(--text); text-decoration: none; }
.site-mark { width: 3.8rem; height: 3.8rem; flex: 0 0 3.8rem; }
.site-mark img { display: block; width: 100%; height: 100%; }
.site-brand strong, .site-brand small { display: block; }
.site-brand strong { font: 500 1.28rem/1.05 var(--serif); letter-spacing: .015em; }
.site-brand small { margin-top: .3rem; color: var(--muted); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .25rem 1.3rem; }
nav a { color: #34475b; font: 700 .73rem/1.4 var(--sans); text-decoration: none; }
nav a:hover { color: var(--accent-soft); text-decoration: underline; }

main { width: min(var(--measure), calc(100% - 3rem)); margin-inline: auto; }
.home-page { padding-bottom: clamp(4rem, 8vw, 7rem); }
.content-page {
  width: min(66rem, calc(100% - 3rem));
  min-height: 47vh;
  margin-block: clamp(3rem, 7vw, 6rem);
  padding: clamp(1.6rem, 5vw, 4rem);
  background: var(--paper);
  border: 1px solid var(--border);
  box-shadow: 0 1.4rem 3.6rem rgb(42 34 22 / 8%);
}
.content-page::before {
  content: "BLUE LANTERN FOUNDATION · PUBLIC COLLECTION";
  display: block;
  margin-bottom: 2rem;
  padding-bottom: .7rem;
  color: var(--accent-soft);
  border-bottom: 1px solid var(--border);
  font: 700 .63rem/1.3 var(--sans);
  letter-spacing: .13em;
}
h1, h2, h3 { margin-top: 0; font-family: var(--serif); font-weight: 500; line-height: 1.08; letter-spacing: -.025em; }
.content-page > h1, .content-page > article > h1 { max-width: 18ch; margin-bottom: 1.35rem; font-size: clamp(2.65rem, 7vw, 5.2rem); }
h2 { font-size: clamp(1.65rem, 3.2vw, 2.8rem); }
h3 { font-size: 1.3rem; }
p { max-width: 70ch; }
.lede { color: #46566a; font-family: var(--serif); font-size: clamp(1.08rem, 2vw, 1.32rem); line-height: 1.6; }
.eyebrow {
  margin: 0 0 .85rem;
  color: var(--accent-soft);
  font: 700 .65rem/1.3 var(--sans);
  letter-spacing: .14em;
  text-transform: uppercase;
}

.hero-archive {
  display: grid;
  grid-template-columns: minmax(28rem, 1.22fr) minmax(20rem, .78fr);
  align-items: end;
  gap: clamp(2rem, 5vw, 5rem);
  padding-block: clamp(3rem, 7vw, 6.5rem);
}
.archive-photo { position: relative; margin: 0; padding: .65rem .65rem 2.15rem; background: var(--paper); border: 1px solid var(--border); box-shadow: .8rem .9rem 0 #d9d2c4; transform: rotate(-.35deg); }
.archive-photo::before { content: "BLF / PHOTOGRAPHIC REGISTER"; position: absolute; z-index: 1; top: 1rem; left: 1rem; padding: .36rem .48rem; color: #fff; background: rgb(16 45 77 / 88%); font: 700 .56rem/1.3 var(--mono); letter-spacing: .08em; }
.archive-photo img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; filter: saturate(.72) sepia(.08); }
.archive-photo figcaption { position: absolute; bottom: .52rem; left: .7rem; color: #697078; font: 600 .58rem/1.3 var(--mono); letter-spacing: .035em; }
.hero-archive h1 { max-width: 9ch; margin: 0 0 1.4rem; font-size: clamp(3.7rem, 7vw, 6.5rem); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.35rem; margin-top: 2rem; }
.action-link { display: inline-flex; justify-content: center; padding: .82rem 1.15rem; color: #fff; background: var(--accent); border: 1px solid var(--accent); font-size: .77rem; font-weight: 700; text-decoration: none; }
.action-link:hover { color: #fff; background: #245a91; }
.text-link { color: var(--accent); font-size: .78rem; }
.archive-facts { display: grid; grid-template-columns: repeat(2, 1fr); margin: 2.15rem 0 0; border-block: 1px solid var(--border); }
.archive-facts div { padding: .78rem .4rem .78rem 0; }
.archive-facts div + div { padding-left: .9rem; border-left: 1px solid var(--border); }
.archive-facts dt { color: #747c84; font: 700 .59rem/1.3 var(--sans); letter-spacing: .09em; text-transform: uppercase; }
.archive-facts dd { margin: .15rem 0 0; font: 500 1rem/1.3 var(--serif); }

.archive-message {
  display: grid;
  grid-template-columns: .28fr .72fr;
  gap: 1rem clamp(2rem, 7vw, 7rem);
  padding: clamp(3rem, 7vw, 5.5rem) clamp(1rem, 4vw, 4rem);
  color: #f5f0e5;
  background: var(--accent);
}
.archive-message .eyebrow { grid-row: span 2; color: #dfc58e; }
.archive-message h2 { max-width: 22ch; margin-bottom: .5rem; }
.archive-message p:last-child { margin-top: 0; color: #dbe4ee; }
.directory-archive { padding: clamp(3.5rem, 7vw, 6rem) 0 0; }
.directory-archive .section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem; padding-bottom: 1.1rem; border-bottom: .18rem double var(--accent); }
.catalogue-number { color: var(--accent-soft); font: 700 .62rem/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.directory-archive h2 { margin: 0; }
.link-grid, .content-page > ul, .content-page > ol { margin: 0; padding: 0; list-style: none; }
.directory-archive .link-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.directory-archive .link-grid li { border-bottom: 1px solid var(--border); }
.directory-archive .link-grid li:nth-child(odd) { border-right: 1px solid var(--border); }
.directory-archive .link-grid a { display: grid; grid-template-columns: 6rem 1fr; gap: .35rem 1rem; min-height: 100%; padding: 1.4rem; color: var(--text); text-decoration: none; transition: background-color .18s ease; }
.directory-archive .link-grid a:hover { background: rgb(23 61 104 / 6%); }
.archive-tab { grid-row: span 2; color: var(--accent-soft); font: 700 .61rem/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.link-grid strong { font: 500 1.05rem/1.25 var(--serif); }
.link-grid small { color: var(--muted); line-height: 1.45; }

.content-page > ul, .content-page > ol { display: grid; gap: .55rem; margin-top: 1.5rem; }
.content-page > ul > li > a, .content-page > ol > li > a { display: block; padding: .85rem 1rem; color: var(--text); background: #f3efe6; border-left: .18rem solid var(--accent); text-decoration: none; }
.content-page > ul > li > a:hover, .content-page > ol > li > a:hover { color: var(--accent); background: #ece5d8; }
article, .card { margin: 1.2rem 0; padding: 1.3rem 1.5rem; background: #f4f0e7; border-top: 1px solid var(--accent); }
img { display: block; max-width: 100%; height: auto; }
figure { margin: 1.5rem 0; }
figcaption { padding-top: .55rem; color: var(--muted); font-size: .72rem; }
table { width: 100%; border-collapse: collapse; background: var(--paper); }
th, td { padding: .8rem; border: 1px solid var(--border); text-align: left; }
th { color: var(--accent); background: #ece7dc; font-size: .66rem; letter-spacing: .09em; text-transform: uppercase; }
code { padding: .18rem .4rem; color: var(--accent); background: #ebe6dc; overflow-wrap: anywhere; }

.page-intro { padding-bottom: 1.45rem; border-bottom: .18rem double var(--accent); }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1rem; margin-top: 2rem; }
.contact-card { margin: 0; padding: 1.55rem; background: #f4f0e7; border: 1px solid var(--border); }
.contact-card h2 { margin-bottom: .75rem; font-size: 1.45rem; }
.contact-address { display: grid; gap: .25rem; color: #3e4d5d; font-style: normal; }
.visit-note { margin-top: 1rem; padding: 1.2rem 1.35rem; color: var(--muted); background: #eee9df; border-left: .22rem solid var(--accent-soft); }
.access-shell, .easter-shell { max-width: 44rem; margin-inline: auto; }
.access-shell h1, .easter-shell h1 { font-size: clamp(2.8rem, 8vw, 5.4rem); }
.access-kicker { display: flex; align-items: center; gap: .55rem; color: var(--accent-soft); font: 700 .64rem/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.status-dot { width: .55rem; height: .55rem; background: var(--accent-soft); border-radius: 50%; }
.badge-console { display: grid; gap: .55rem; margin: 2rem 0; padding: 1.35rem; color: #dbe5ef; background: #102d4d; border: .35rem double #758aa0; font-family: var(--mono); }
.badge-console strong { color: #f0d49c; }
.badge-console small { color: #b8c7d6; }
.access-actions { display: flex; align-items: center; flex-wrap: wrap; gap: .9rem 1.2rem; }
.quiet-link { color: var(--muted); font-size: .77rem; }
.easter-seal { width: 6rem; height: 6rem; display: grid; place-items: center; margin-bottom: 1.5rem; color: var(--accent); border: .18rem double var(--accent); border-radius: 50%; font: 700 .66rem/1.2 var(--mono); text-align: center; transform: rotate(-7deg); }
.non-evidence { margin-top: 2rem; color: #7a746a; font: 700 .6rem/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; }

.site-footer { color: #d2dbe5; background: #102d4d; }
.footer-grid, .footer-legal { width: min(var(--measure), calc(100% - 3rem)); margin-inline: auto; }
.footer-grid { display: grid; grid-template-columns: 1.25fr 1fr auto; gap: 2.5rem; padding: 3rem 0; }
.footer-identity, .footer-contact, .footer-links { display: grid; align-content: start; gap: .32rem; }
.footer-identity strong { color: #fff; font: 500 1.08rem/1.2 var(--serif); }
.footer-identity span, .footer-contact span, .footer-links a, .footer-node { font-size: .71rem; }
.footer-links { text-align: right; }
.footer-links a { color: #e8edf3; }
.footer-code { font-family: var(--mono); letter-spacing: .05em; }
.footer-legal { display: flex; justify-content: space-between; gap: 1rem; padding: .9rem 0 1.25rem; color: #aebdcb; border-top: 1px solid #48617b; font-size: .59rem; letter-spacing: .035em; }

@media (max-width: 66rem) {
  .site-header { align-items: flex-start; flex-direction: column; gap: 1.1rem; }
  nav { justify-content: flex-start; }
  .hero-archive { grid-template-columns: 1.05fr .95fr; }
}
@media (max-width: 48rem) {
  html { scroll-behavior: auto; }
  .utility-inner { flex-wrap: wrap; gap: .35rem 1rem; padding-block: .45rem; }
  .utility-inner span:nth-child(2) { width: 100%; margin-left: 0; order: 3; }
  .site-header, main, .footer-grid, .footer-legal { width: min(100% - 1.25rem, var(--measure)); }
  .site-brand small { max-width: 22rem; }
  nav { width: 100%; gap: .55rem 1rem; }
  .hero-archive { grid-template-columns: 1fr; padding-block: 2.5rem 4rem; }
  .archive-photo { order: 2; transform: none; box-shadow: .45rem .5rem 0 #d9d2c4; }
  .hero-archive h1 { font-size: clamp(3.2rem, 17vw, 5rem); }
  .archive-message { grid-template-columns: 1fr; }
  .archive-message .eyebrow { grid-row: auto; }
  .directory-archive .section-heading { align-items: flex-start; flex-direction: column-reverse; }
  .directory-archive .link-grid, .contact-grid { grid-template-columns: 1fr; }
  .directory-archive .link-grid li:nth-child(odd) { border-right: 0; }
  .directory-archive .link-grid a { grid-template-columns: 1fr; }
  .archive-tab { grid-row: auto; }
  .content-page { width: min(100% - 1.25rem, 66rem); margin-block: 2rem; padding: 1.2rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { text-align: left; }
  .footer-legal { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .directory-archive .link-grid a { transition: none; }
}