:root {
  --bg: #fbfaf7;
  --text: #1f1e1c;
  --muted: #6b6760;
  --rule: #e4e0d8;
  --accent: #2f5d62;
  --accent-hover: #1d3f43;
  --card: #ffffff;
  --header-bg: #2a2d31;
  --header-text: #f5f3ee;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181a;
    --text: #e8e6e1;
    --muted: #a19d95;
    --rule: #2e3033;
    --accent: #8cc4c9;
    --accent-hover: #b5dde0;
    --card: #1e2023;
    --header-bg: #0f1012;
    --header-text: #f5f3ee;
  }
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }

/* ---------- Site header ---------- */
.site-header {
  background: var(--header-bg);
  color: var(--header-text);
}

.nav {
  max-width: 760px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
}

.nav .name {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--header-text);
  text-decoration: none;
}

.nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
}

.nav ul a {
  color: rgba(245, 243, 238, 0.75);
  text-decoration: none;
  font-size: 15px;
}

.nav ul a:hover,
.nav ul a[aria-current="page"] {
  color: var(--header-text);
}

.nav ul a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 6px;
  text-decoration-thickness: 2px;
}

/* ---------- Page body ---------- */
main {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 20px 72px;
}

h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(32px, 6vw, 44px);
  line-height: 1.15;
  margin: 0 0 24px;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 48px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}

h2:first-of-type { margin-top: 32px; }

p { margin: 0 0 16px; }

.lead {
  font-size: 19px;
  max-width: 62ch;
}

.breadcrumb {
  font-size: 14px;
  margin: 0 0 12px;
}

/* ---------- Publication list ---------- */
.pubs {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pubs li {
  padding: 20px 0;
  border-bottom: 1px solid var(--rule);
}

.pubs li:first-child { padding-top: 4px; }

.pubs .title {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.35;
}

.pubs .meta {
  color: var(--muted);
  font-size: 15px;
  margin-top: 4px;
}

.pubs .note {
  font-size: 14px;
  color: var(--muted);
  font-style: italic;
}

/* ---------- Embeds ---------- */
.embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 8px 0 8px;
  border-radius: 6px;
  overflow: hidden;
  background: #000;
}

.embed.doc {
  aspect-ratio: auto;
  height: 80vh;
  min-height: 480px;
  background: var(--card);
  border: 1px solid var(--rule);
}

.embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.embed-caption {
  font-size: 14px;
  color: var(--muted);
}

/* ---------- Footer ---------- */
footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 520px) {
  body { font-size: 16px; }
  .nav { padding: 14px 16px; }
  main { padding: 32px 16px 56px; }
  footer { padding: 20px 16px 32px; }
  .lead { font-size: 17px; }
}