:root {
  --bg: #f5f1ea;
  --paper: #fffdf9;
  --ink: #1f1b16;
  --muted: #665d52;
  --accent: #7a4b2a;
  --accent-dark: #58361f;
  --accent-2: #465a74;
  --line: #d8cfc4;
  --soft: #efe7db;
  --soft-2: #f9f5ee;
  --shadow: 0 18px 42px rgba(33, 24, 17, 0.09);
  --radius: 18px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #f2ede5 0%, #fbf8f2 62%, #f5f1ea 100%);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.62;
}
a { color: var(--accent-dark); font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
img { display: block; max-width: 100%; }
.wrap { width: min(var(--max), calc(100% - 44px)); margin: 0 auto; }
.hero {
  padding: 64px 0 36px;
  border-bottom: 1px solid var(--line);
  background: radial-gradient(circle at top right, rgba(122, 75, 42, 0.14), transparent 32rem), radial-gradient(circle at top left, rgba(70, 90, 116, 0.12), transparent 28rem), var(--bg);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr); gap: 28px; align-items: center; }
.eyebrow, .source-label, .doc-type {
  margin: 0 0 0.55rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 9ch; margin-bottom: 0.8rem; font-size: clamp(3rem, 8vw, 6.7rem); line-height: 0.92; letter-spacing: 0; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.08; }
h3 { font-size: 1.16rem; line-height: 1.24; }
.subtitle { max-width: 34rem; color: var(--muted); font-size: 1.18rem; }
.badges { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.35rem; }
.badge { border: 1px solid var(--line); border-radius: 999px; padding: 0.52rem 0.82rem; background: rgba(255, 253, 249, 0.82); color: var(--muted); font-size: 0.92rem; font-weight: 700; }
.site-nav { position: sticky; top: 0; z-index: 20; overflow: hidden; border-bottom: 1px solid var(--line); background: rgba(255, 253, 249, 0.94); backdrop-filter: blur(12px); }
.site-nav-inner { display: flex; gap: 0.4rem; overflow-x: auto; padding: 0.7rem 0; scrollbar-width: none; }
.site-nav-inner::-webkit-scrollbar { display: none; }
.site-nav a { display: inline-flex; min-height: 2.45rem; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 999px; padding: 0.45rem 0.78rem; color: #4d4339; font-family: Arial, Helvetica, sans-serif; font-size: 0.88rem; font-weight: 800; text-decoration: none; white-space: nowrap; }
.site-nav a:hover, .site-nav a:focus-visible { border-color: var(--line); background: var(--soft); outline: none; }
.section { padding: 58px 0; }
.section.alt { background: rgba(239, 231, 219, 0.54); border-block: 1px solid rgba(216, 207, 196, 0.7); }
.section-intro { max-width: 820px; color: var(--muted); }
.grid, .narrative-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr); gap: 24px; align-items: start; }
.card { border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); background: rgba(255, 253, 249, 0.92); box-shadow: var(--shadow); }
.narrative-block { scroll-margin-top: 100px; }
.card p:last-child { margin-bottom: 0; }
.fact-card dl { display: grid; gap: 0.82rem; margin: 0; }
.fact-card div { border-bottom: 1px solid var(--line); padding-bottom: 0.72rem; }
.fact-card div:last-child { border-bottom: 0; padding-bottom: 0; }
.fact-card dt { color: var(--accent); font-family: Arial, Helvetica, sans-serif; font-size: 0.75rem; font-weight: 900; letter-spacing: 0.1em; text-transform: uppercase; }
.fact-card dd { margin: 0.14rem 0 0; color: var(--ink); font-weight: 700; }
figure { margin: 0 0 1.2rem; background: var(--paper); border: 1px solid var(--line); border-left: 8px solid var(--accent); border-radius: 18px; overflow: hidden; box-shadow: var(--shadow); }
figure img { width: 100%; background: #f0ece5; cursor: zoom-in; }
figcaption { padding: 14px 16px; color: #332c25; font-size: 0.95rem; }
.hero-figure { margin: 0; }
.hero-figure img { aspect-ratio: 16 / 10; object-fit: cover; }
.image-card { margin: 0; }
.image-card img { aspect-ratio: 4 / 3; object-fit: cover; }
.source-figure img { object-fit: contain; padding: 0.8rem; }
.marker-card img { aspect-ratio: 4 / 3; }
.cit { display: inline; margin-left: 2px; white-space: nowrap; font-size: 0.9rem; }
.cit a { display: inline; color: var(--muted); text-decoration: underline; text-decoration-style: dotted; text-decoration-thickness: 1px; text-underline-offset: 2px; }
.cit a::before { content: "["; }
.cit a::after { content: "]"; }
.cit a:hover { color: var(--accent-dark); text-decoration-style: solid; }
.map-annotated { position: relative; display: inline-block; width: 100%; margin: 0 auto; }
.map-annotated img { width: 100%; height: auto; display: block; border-radius: 8px; }
.map-callout { position: absolute; max-width: 220px; font-size: 13px; line-height: 1.35; color: #2f241d; z-index: 5; }
.map-callout .label { display: inline-block; background: rgba(255, 248, 239, 0.78); border: 1px solid rgba(90, 70, 55, 0.35); border-radius: 6px; padding: 6px 8px; box-shadow: 0 2px 6px rgba(0,0,0,0.10); backdrop-filter: blur(2px); transition: all 0.2s ease; }
.map-callout:hover .label { transform: scale(1.05); box-shadow: 0 4px 10px rgba(0,0,0,0.15); }
.map-callout.confederate .label { border-left: 4px solid #a11d1d; }
.map-callout.union .label { border-left: 4px solid #1f4c8f; }
.map-legend { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; color: var(--muted); font-size: 0.94rem; font-weight: 700; }
.swatch { display: inline-block; width: 1.1rem; height: 0.7rem; border-radius: 999px; margin-right: 0.25rem; }
.swatch.red { background: #a11d1d; }
.swatch.blue { background: #1f4c8f; }
.pull-quote { border-left: 4px solid var(--accent); padding: 1rem 1.15rem; margin: 1.3rem 0 0; background: var(--soft-2); color: #2b2520; font-size: 1.18rem; font-style: italic; }
.quote-cite { display: block; margin-top: 0.35rem; color: var(--muted); font-size: 0.88rem; font-style: normal; }
.paper-quote,
.evidence-quote {
  margin: 1.3rem 0;
  border-left: 5px solid var(--accent-2);
  padding: 1rem 1.2rem;
  background: #f7f1e8;
  color: #2b2520;
}
.paper-quote p,
.evidence-quote p {
  margin-bottom: 0.55rem;
  font-size: 1.06rem;
  font-style: italic;
}
.paper-quote cite,
.evidence-quote cite {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  font-style: normal;
}
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 1.2rem;
}
.evidence-quote {
  margin: 0;
}
.two-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 1.2rem; }
.records-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 1.2rem; }
.record-detail { padding: 1.25rem; }
.record-detail h3 { margin-bottom: 0.55rem; }
.reaction-card.union { border-top: 6px solid var(--accent-2); }
.reaction-card.confederate { border-top: 6px solid var(--accent); }
.conclusion-card { max-width: 900px; }
.timeline-list {
  display: grid;
  gap: 14px;
  max-width: 940px;
  margin-top: 1.4rem;
}
.timeline-item {
  position: relative;
  border: 1px solid var(--line);
  border-left: 6px solid var(--accent);
  border-radius: 14px;
  padding: 1rem 1.2rem;
  background: rgba(255, 253, 249, 0.94);
  box-shadow: var(--shadow);
}
.timeline-item time {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--accent-dark);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.timeline-item p {
  margin-bottom: 0;
}
.document-toolbar { display: grid; grid-template-columns: minmax(220px, 1fr) minmax(180px, 0.4fr) auto; gap: 12px; align-items: end; margin: 18px 0 12px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: var(--soft-2); }
.document-toolbar label { display: block; margin-bottom: 5px; color: var(--muted); font-size: 0.84rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.document-toolbar input, .document-toolbar select { width: 100%; min-height: 40px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); color: var(--ink); font: inherit; }
.document-reset { min-height: 40px; padding: 8px 14px; border: 1px solid #d7c3a8; border-radius: 999px; background: #eadfcc; color: #4a2d15; cursor: pointer; font: inherit; font-weight: 700; }
.document-results { min-height: 1.4em; margin: 0 0 12px; color: var(--muted); font-size: 0.94rem; }
.sources-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; margin-top: 10px; }
.source-card { scroll-margin-top: 95px; }
.source-card.is-hidden { display: none; }
.source-title { font-size: 1.06rem; margin: 0 0 8px; }
.source-card figure { margin-bottom: 0.8rem; }
.source-card figure img { aspect-ratio: 16 / 10; object-fit: cover; }
.source-card[data-type="map"] figure img, .source-card[data-type="official records"] figure img { object-fit: contain; padding: 0.65rem; }
.doc-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; font-size: 0.92rem; }
.doc-links a { display: inline-flex; align-items: center; gap: 6px; padding: 7px 10px; background: #f6f1e9; border: 1px solid #e3d8ca; border-radius: 999px; text-decoration: none; }
.bibliography-card { margin-top: 18px; }
.bibliography-list { max-width: 980px; }
.bib-group { margin-bottom: 1.8rem; }
.bib-group-title { margin: 0 0 0.9rem; font-size: 1rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent-2); }
.bib-entry { margin: 0 0 0.9rem 0; padding-left: 2rem; text-indent: -2rem; line-height: 1.65; overflow-wrap: anywhere; }
.bib-entry a { overflow-wrap: anywhere; word-break: break-word; }
.lightbox { position: fixed; inset: 0; display: none; background: rgba(0,0,0,.82); z-index: 100; align-items: center; justify-content: center; padding: 24px; }
.lightbox.open { display: flex; }
.lightbox-inner { max-width: min(1100px, 95vw); max-height: 92vh; position: relative; }
.lightbox img { max-width: 100%; max-height: 86vh; display: block; border-radius: 12px; box-shadow: 0 18px 40px rgba(0,0,0,.4); }
.lightbox-close { position: absolute; top: -12px; right: -12px; border: none; border-radius: 999px; width: 38px; height: 38px; background: white; color: #222; cursor: pointer; font-size: 1.2rem; box-shadow: 0 10px 24px rgba(0,0,0,.22); }
.footer { border-top: 1px solid var(--line); padding: 1.4rem 0; background: var(--paper); }
.footer-inner { display: flex; justify-content: space-between; gap: 1rem; color: var(--muted); font-size: 0.95rem; }
@media (max-width: 900px) {
  .hero-grid, .grid, .narrative-grid, .two-cards, .records-grid, .evidence-grid { grid-template-columns: 1fr; }
  h1 { max-width: 12ch; }
  .document-toolbar { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .wrap { width: min(100% - 28px, var(--max)); }
  .hero, .section { padding-block: 38px; }
  h1 { font-size: clamp(2.8rem, 16vw, 4.5rem); }
  h2 { font-size: clamp(1.55rem, 9vw, 2.25rem); }
  .card { padding: 1.05rem; }
  .map-callout .label span { display: none; }
  .map-callout .label { width: 26px; height: 26px; padding: 0; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 13px; background: rgba(255,248,239,0.88); border-left: none; }
  .map-callout .label strong { font-size: 13px; }
  .map-callout { max-width: none; }
}