:root {
  --article-width: 760px;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  padding: 0 16px 16px;
  background: var(--bg);
  color: var(--muted);
  font: var(--fs-body)/1.72 var(--mono);
}
a { color: var(--purple); }
a:hover, a:focus-visible { color: var(--green); }
.skip { position: fixed; left: 8px; top: -80px; z-index: 100; padding: 7px 10px; background: var(--panel); color: var(--gold); }
.skip:focus { top: 8px; }
.top {
  max-width: 980px;
  margin: 0 auto 24px;
  padding: 16px 0 8px;
  border-bottom: .5px solid var(--line);
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  font-size: var(--fs-nav);
  background: var(--bg);
  box-shadow: none;
}
.site-nav { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.top a { color: var(--green); }
.top a:hover, .top a:focus-visible { color: var(--purple); }
.top a:first-child:hover, .top a:first-child:focus-visible { color: var(--gold); }
main { max-width: 980px; margin: 0 auto; }
.publication {
  max-width: var(--article-width);
  margin: 0 auto;
  background: transparent;
  box-shadow: none;
}
.article-head,
.publication > .nr-sister-paper,
.article-body { background: var(--bg); }
.article-head { margin-bottom: 0; padding-bottom: 6px; border-bottom: .5px solid var(--line-bright); }
.publication > .nr-sister-paper { margin: 0 !important; }
.kicker { margin: 0 0 8px; color: var(--green); font-size: var(--fs-small); letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 0 0 8px; color: var(--gold); font-size: clamp(28px, 6vw, 46px); font-weight: 500; line-height: 1.08; letter-spacing: -.035em; }
.byline { margin: 0 0 18px; color: var(--muted); font-size: var(--fs-small); }
.article-body > p { margin: 0 0 20px; color: var(--muted); }
.article-body > p:first-child { font-size: var(--fs-lead); }
.fact-ref { color: var(--gold); text-decoration: none; font-size: .72em; }
.cite-ref { white-space: nowrap; font-size: .72em; vertical-align: super; }
.cite-ref a { color: var(--gold); }
.cite-ref a:hover, .cite-ref a:focus-visible { color: var(--purple); }
.fact-ledger { margin-top: 72px; padding-top: 28px; border-top: 1px solid var(--line-bright); }
.fact-ledger > header { margin-bottom: 26px; }
.fact-ledger > header h2 { margin: 0 0 8px; }
.civilizational-costs .source-ledger > header h2 { color: var(--green); }
.fact-ledger > header p { margin: 0; color: var(--muted); font-size: var(--fs-small); }
.fact-card { scroll-margin-top: 20px; margin: 0 0 14px; padding: 16px; border: .5px solid var(--line); border-radius: 8px; background: var(--panel); }
.fact-card:target { border-color: var(--gold); box-shadow: 0 0 0 2px var(--gold-bg); }
.fact-card h3 { margin: 0 0 10px; color: var(--text); }
.fact-card p { margin: 0 0 10px; color: var(--muted); font-size: var(--fs-small); }
.fact-card p:last-child { margin-bottom: 0; }
.civilizational-costs .source-card > header { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 10px; }
.civilizational-costs .source-card .source-number { flex: none; color: var(--gold); font-size: var(--fs-h2); line-height: 1.35; }
.civilizational-costs .source-card h3 { margin: 0; color: var(--purple); }
.civilizational-costs .source-card h3 a { color: var(--purple); }
.civilizational-costs .source-card h3 a:hover, .civilizational-costs .source-card h3 a:focus-visible { color: var(--green); }
.civilizational-costs .source-card .source-evidence,
.civilizational-costs .source-card blockquote { margin: 0; color: var(--green); font-size: var(--fs-small); }
.citation-tabs { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 14px; }
.citation-tabs button { min-height: 30px; padding: 4px 10px; border: .5px solid var(--green-bd); border-radius: 5px; background: var(--bg); color: var(--green); font: inherit; cursor: pointer; }
.citation-tabs button:hover, .citation-tabs button:focus-visible { border-color: var(--purple-bd); color: var(--purple); }
.citation-tabs button[aria-pressed="true"] { border-color: var(--gold-bd); background: var(--gold-bg); color: var(--gold); }
.citation-browser { border-block: .5px solid var(--line); background: var(--bg); }
.citation-browser > summary { padding: 12px 0; color: var(--green); cursor: pointer; }
.citation-browser > summary::marker { color: var(--gold); }
.citation-browser > summary:hover, .citation-browser > summary:focus-visible { color: var(--purple); outline: none; }
.citation-summary { float: right; margin-left: 18px; color: var(--dim); font-size: var(--fs-small); }
.citation-controls { display: flex; align-items: end; flex-wrap: wrap; gap: 10px 20px; padding: 12px 0 14px; border-top: .5px solid var(--line); color: var(--dim); }
.citation-controls label { color: var(--green); white-space: nowrap; }
.citation-controls select, .citation-controls input { height: 34px; margin-left: 7px; border: .5px solid var(--green-bd); border-radius: 4px; background: var(--panel); color: var(--green); font: inherit; outline: none; }
.citation-controls select { width: min(390px, 55vw); padding: 3px 28px 3px 8px; }
.citation-controls input { width: 190px; padding: 3px 8px; }
.citation-controls select:focus, .citation-controls input:focus { border-color: var(--green); }
#citation-count { margin-left: auto; color: var(--green); font-size: var(--fs-small); }
.citation-list { padding-top: 14px; border-top: .5px solid var(--line); }
.source-card[hidden] { display: none; }
h2 { margin: 48px 0 16px; color: var(--gold); font-size: clamp(19px, 3.4vw, 25px); font-weight: 500; line-height: 1.25; }
h2.conclusion { color: var(--green); }
h3 { margin: 32px 0 12px; color: var(--purple); font-size: var(--fs-h2); font-weight: 500; }
h4 { margin: 28px 0 10px; color: var(--green); font-size: var(--fs-h3); font-weight: 500; }
.civilizational-costs .article-body > h2,
.civilizational-costs .article-body > h2.conclusion { color: var(--purple); }
.civilizational-costs .article-body > h3 { color: var(--green); }
.viz { margin: 34px 0; padding: 18px; border: .5px solid var(--line); border-radius: 8px; background: var(--panel); overflow: hidden; }
.viz figcaption { display: grid; gap: 4px; margin-bottom: 18px; }
.viz figcaption strong { color: var(--gold); font-size: var(--fs-h3); font-weight: 500; }
.viz figcaption span, .source { color: var(--muted); font-size: var(--fs-small); }
.chart { display: block; width: 100%; height: auto; overflow: visible; }
.chart text { fill: var(--muted); font: 12px var(--mono); }
.grid line { stroke: var(--line-bright); stroke-width: 1; }
.series-green, .bars rect { fill: none; stroke: var(--green); stroke-width: 4; }
.bars rect { fill: color-mix(in srgb, var(--green) 20%, transparent); stroke-width: 1.5; }
.series-green-dashed { fill: none; stroke: var(--green); stroke-width: 3; stroke-dasharray: 7 6; opacity: .65; }
.marker-purple { stroke: var(--purple); stroke-width: 3; }
.marker-gold, .replacement-line { stroke: var(--gold); stroke-width: 3; }
.dot-green circle, circle.dot-green { fill: var(--green); }
.dot-purple { fill: var(--purple); }
.range-green line { stroke: var(--green); stroke-width: 2; }
.value-labels text, .annotations text { fill: var(--text); }
.metric-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.metric-grid div { padding: 12px; border: .5px solid var(--line); border-radius: 6px; }
.metric-grid b { display: block; color: var(--green); font-size: 24px; font-weight: 500; }
.metric-grid span, .metric-grid small { display: block; margin-top: 5px; }
.metric-grid small { color: var(--gold); }
.viz-tide ol { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.viz-tide li { display: grid; grid-template-columns: 56px 1fr; gap: 12px; padding-top: 12px; border-top: .5px solid var(--line); }
.viz-tide time { color: var(--gold); }
.viz-tide b { display: block; color: var(--green); font-weight: 500; }
.source { margin: 18px 0 0; }
@media (max-width: 620px) {
  body { padding: 0 12px 12px; }
  .top { padding-top: 12px; }
  .top { margin-bottom: 24px; }
  .article-head { margin-bottom: 0; }
  .viz { margin-left: -4px; margin-right: -4px; padding: 11px; }
  .metric-grid { grid-template-columns: 1fr; }
  .chart text { font-size: 10px; }
  .citation-controls { align-items: flex-start; flex-direction: column; }
  .citation-controls select, .citation-controls input { width: min(68vw, 280px); }
  #citation-count { margin-left: 0; }
}
@media print {
  .fact-card { break-inside: avoid; }
  .fact-ledger { break-before: page; }
  .citation-tabs, .citation-browser > summary, .citation-controls { display: none; }
  .citation-browser, .citation-list { border: 0; }
  .citation-browser > .citation-list { display: block !important; }
  .source-card[hidden] { display: block; }
  .top, .skip, .nr-publication-meta { display: none; }
  .publication { max-width: none; }
  html:not([data-pdf-export="true"]) body { background: white; color: black; }
  html:not([data-pdf-export="true"]) .article-head,
  html:not([data-pdf-export="true"]) .publication > .nr-sister-paper,
  html:not([data-pdf-export="true"]) .article-body { background: white; }
  html:not([data-pdf-export="true"]) .article-body > p,
  html:not([data-pdf-export="true"]) h1,
  html:not([data-pdf-export="true"]) h2,
  html:not([data-pdf-export="true"]) h3,
  html:not([data-pdf-export="true"]) h4,
  html:not([data-pdf-export="true"]) .byline,
  html:not([data-pdf-export="true"]) .viz figcaption strong,
  html:not([data-pdf-export="true"]) .viz figcaption span,
  html:not([data-pdf-export="true"]) .source { color: black; }
  html:not([data-pdf-export="true"]) .viz { background: white; border-color: #777; }
  html[data-pdf-export="true"] .article-head,
  html[data-pdf-export="true"] .publication > .nr-sister-paper,
  html[data-pdf-export="true"] .article-body { background: var(--bg); }
}