:root {
  --bg: #ffffff;
  --fg: #1a1d21;
  --muted: #5b6470;
  --rule: #e2e6ea;
  --accent: #1f5f8b;
  --card: #f6f8fa;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #14171a;
    --fg: #e7eaee;
    --muted: #9aa4b0;
    --rule: #272c32;
    --accent: #7cb8e0;
    --card: #1d2227;
  }
}

:root[data-theme="dark"] {
  --bg: #14171a;
  --fg: #e7eaee;
  --muted: #9aa4b0;
  --rule: #272c32;
  --accent: #7cb8e0;
  --card: #1d2227;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 ui-sans-serif, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

main {
  max-width: 42rem;
  margin: auto;
  padding: 1rem;
}

header {
  padding: 1.5rem 0 1.25rem;
  border-bottom: 2px solid var(--rule);
  margin-bottom: 1.5rem;
}

h1 {
  font-size: 2rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.25rem;
}

.role {
  color: var(--accent);
  font-weight: 600;
  margin: 0 0 0.75rem;
}

.lede { margin: 0; }

h2 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--muted);
  font-weight: 700;
  margin: 2rem 0 0.75rem;
}

h3 {
  font-size: 1rem;
  margin: 0 0 0.35rem;
  color: var(--accent);
}

p { margin: 0 0 1rem; }

ul { margin: 0 0 1rem; padding-left: 1.15rem; }

li { margin: 0 0 0.5rem; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover { text-decoration-thickness: 2px; }

.links, .plain {
  list-style: none;
  padding-left: 0;
}

.links li { margin: 0 0 0.45rem; }

.plain li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  justify-content: space-between;
  border-bottom: 1px solid var(--rule);
  padding: 0.5rem 0;
  margin: 0;
}

.org { font-weight: 600; }

.sub {
  font-weight: 400;
  color: var(--muted);
}

.years {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 0.5rem;
  padding: 0.9rem 1rem;
  margin-bottom: 0.85rem;
}

.card p { margin: 0; }

footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.86rem;
}