:root {
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif;
  color: #1c1c1a;
  background: #f4f1e8;
  line-height: 1.6;
  --paper: #fbfaf6;
  --ink-soft: #5c5a54;
  --line: #c9c4b7;
  --link: #173f63;
  --known: #eef2ed;
  --unknown: #f4eee1;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: var(--link); text-underline-offset: .16em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 3px solid currentColor; outline-offset: 3px; }

.site-header,
main,
.site-footer {
  width: min(980px, calc(100% - 36px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  align-items: baseline;
  padding: 28px 0 18px;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: inherit;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -.01em;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
  font-size: .95rem;
}

main { padding: 54px 0 72px; }

.eyebrow,
.kicker,
.meta-label {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  text-transform: uppercase;
  letter-spacing: .09em;
  font-size: .74rem;
  color: var(--ink-soft);
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: -.025em;
}

h1 { font-size: clamp(2.7rem, 8vw, 5.8rem); margin: .15em 0 .3em; font-weight: 500; }
h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); margin-top: 2.1em; }
h3 { font-size: 1.25rem; }

.lede {
  font-size: clamp(1.2rem, 2.8vw, 1.65rem);
  max-width: 42rem;
  margin: 0 0 1.25rem;
}

.intro,
.prose { max-width: 48rem; }

.record-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin: 2.3rem 0;
}

.record-card,
.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 22px;
}

.record-card h2 { margin: .25rem 0 .7rem; font-size: 1.7rem; }
.record-card p { margin: .65rem 0; }
.record-card .status { font-weight: 700; }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.1rem;
}

.button {
  display: inline-block;
  border: 1px solid #8e8a80;
  background: #fff;
  padding: .62rem .8rem;
  text-decoration: none;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin: 1.6rem 0 2.2rem;
}

.summary-strip > div {
  border-top: 2px solid #4e4c47;
  padding-top: .7rem;
}
.summary-strip p { margin: .25rem 0 0; }

.known { background: var(--known); }
.unknown { background: var(--unknown); }

.timeline {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.timeline li {
  border-left: 2px solid var(--line);
  padding: 0 0 1.35rem 1.1rem;
  margin-left: .35rem;
}
.timeline li:last-child { padding-bottom: 0; }
.timeline strong { display: block; }

.callout {
  border-left: 4px solid #77736a;
  padding: .25rem 0 .25rem 1rem;
  margin: 1.5rem 0;
  color: #35342f;
}

.source-list li,
.question-list li { margin-bottom: .55rem; }

.small { color: var(--ink-soft); font-size: .92rem; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 22px 0 40px;
  color: var(--ink-soft);
  font-size: .9rem;
}

@media (max-width: 620px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  main { padding-top: 38px; }
}