:root {
  --bg: #fbfaf7;
  --fg: #1d1d1f;
  --muted: #5f5f66;
  --rule: #e4e1da;
  --accent: #1f5f8b;
  --todo: #fff3b0;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131416;
    --fg: #ececec;
    --muted: #a0a0a8;
    --rule: #2a2c30;
    --accent: #7db7e0;
    --todo: #4a4110;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 var(--sans);
}

.wrap {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1rem;
}

a { color: var(--accent); text-underline-offset: 0.2em; }
a:hover { text-decoration-thickness: 2px; }

.hero { padding: 5rem 1rem 2.5rem; }

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; }

h1 { margin: 0; font-size: clamp(2.4rem, 7vw, 3.4rem); letter-spacing: -0.01em; }

.lede { margin: 1.25rem 0 1.5rem; font-size: 1.15rem; }

.links { display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; font-size: 0.95rem; }

section { padding: 2rem 0; border-top: 1px solid var(--rule); }

h2 {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  font-family: var(--sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h3 { margin: 0; font-size: 1.2rem; }

.tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0; padding: 0; list-style: none; }
.tags li { padding: 0.2rem 0.75rem; border: 1px solid var(--rule); border-radius: 999px; font-size: 0.9rem; }

.item + .item { margin-top: 1.75rem; }
.item p { margin: 0.4rem 0 0; }
.item-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.25rem 1rem; }
.meta { color: var(--muted); font-size: 0.85rem; }
.item-link { font-size: 0.9rem; overflow-wrap: anywhere; }

.pubs { margin: 0; padding-left: 1.25rem; }
.pubs li + li { margin-top: 0.75rem; }
.pubs .title { font-weight: 500; }

.timeline { display: grid; grid-template-columns: 8rem 1fr; gap: 0.5rem 1rem; margin: 0; }
.timeline dt { color: var(--muted); font-variant-numeric: tabular-nums; }
.timeline dd { margin: 0; }

@media (max-width: 480px) {
  .hero { padding-top: 3rem; }
  .timeline { grid-template-columns: 1fr; gap: 0; }
  .timeline dd { margin-bottom: 0.75rem; }
}

footer { padding: 2rem 1rem 3rem; color: var(--muted); font-size: 0.85rem; border-top: 1px solid var(--rule); }

/* Placeholders still to fill in. Remove the class once replaced. */
.todo { background: var(--todo); outline: 1px dashed currentColor; outline-offset: 2px; }