:root {
  --bg: #f7f5f0;
  --surface: #fffdf8;
  --ink: #1f2933;
  --muted: #697586;
  --line: #ded8cc;
  --accent: #7b3f00;
  --accent-soft: #efe0cc;
  --shadow: 0 24px 80px rgba(31, 41, 51, 0.08);
  --max: 1040px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(123, 63, 0, 0.10), transparent 34rem),
    linear-gradient(180deg, #fbfaf7 0%, var(--bg) 100%);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  padding: 0.1rem 0.35rem;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: rgba(255,255,255,0.65);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  background: var(--ink);
  color: white;
  padding: 0.6rem 1rem;
  border-radius: 999px;
}
.skip-link:focus { left: 1rem; z-index: 20; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(247, 245, 240, 0.82);
  border-bottom: 1px solid rgba(222, 216, 204, 0.75);
}
.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.9rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  font-weight: 760;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
}
.nav-links a { color: var(--ink); }
.nav-links a:last-child {
  color: var(--accent);
  border: 1px solid var(--accent-soft);
  border-radius: 999px;
  padding: 0.28rem 0.68rem;
  background: rgba(255,255,255,0.4);
}
.nav-toggle { display: none; }

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.8rem 1.4rem 4rem;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 2rem;
  align-items: stretch;
  padding-bottom: 3.2rem;
}
.eyebrow {
  margin: 0 0 0.6rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
}
h1 {
  margin: 0;
  font-size: clamp(3rem, 9vw, 6.6rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
}
.lead {
  margin: 1.45rem 0 0;
  max-width: 720px;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  color: #3a4653;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.6rem;
}
.hero-actions a,
.paper-links a,
.pending-link {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.28rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.72);
  font-size: 0.92rem;
}
.primary-link {
  background: var(--accent) !important;
  color: white !important;
  border-color: var(--accent) !important;
}
.hero-card {
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.78);
  border-radius: 1.5rem;
  padding: 1.3rem;
  box-shadow: var(--shadow);
}
.monogram {
  width: 5.2rem;
  height: 5.2rem;
  border-radius: 1.35rem;
  display: grid;
  place-items: center;
  margin-bottom: 1.4rem;
  color: var(--accent);
  background: var(--accent-soft);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.08em;
}
dl, dd { margin: 0; }
dt {
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}
dd { margin-top: 0.16rem; }
dl div + div { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); }

.section {
  padding: 3.2rem 0;
  border-top: 1px solid var(--line);
}
.section-first { border-top: 0; padding-top: 0; }
.section-heading {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 1.3rem;
  align-items: baseline;
  margin-bottom: 1.35rem;
}
.section-heading h2 {
  margin: 0;
  font-size: 1.55rem;
  line-height: 1.1;
  letter-spacing: -0.04em;
}
.section-heading p { margin: 0; color: var(--muted); }

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}
.timeline li {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 1.3rem;
  padding: 1rem 0;
  border-top: 1px dashed var(--line);
}
.timeline li:first-child { border-top: 0; }
time {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.92rem;
}
.news-list a { margin-left: 0.35rem; font-weight: 650; }

.interest-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.25rem;
}
.interest-grid span {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: rgba(255,255,255,0.5);
  color: #334155;
}

.publication {
  padding: 1.2rem 0;
  border-top: 1px solid var(--line);
}
.publication:first-of-type { border-top: 0; }
.publication h3 {
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.38;
  letter-spacing: -0.02em;
}
.publication p { margin: 0.45rem 0 0; color: #43505f; }
.paper-links { margin-top: 0.6rem; display: flex; gap: 0.4rem; flex-wrap: wrap; }
.pending-link { color: var(--muted); background: transparent; }
.award { color: #9f1239; font-weight: 700; }
.note { color: var(--muted); }
.more-list {
  margin-top: 1.2rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(255,255,255,0.5);
}
.more-list summary { cursor: pointer; font-weight: 700; }
.more-list ul { margin-bottom: 0; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.card {
  border: 1px solid var(--line);
  background: rgba(255,253,248,0.74);
  border-radius: 1.2rem;
  padding: 1.05rem;
}
.card h3 { margin: 0; font-size: 1rem; }
.card p { margin: 0.55rem 0 0; color: #43505f; }
.card span { display: inline-block; margin-top: 0.8rem; color: var(--muted); font-size: 0.9rem; }

.compact-list {
  margin: 0;
  padding-left: 1.1rem;
}
.compact-list li + li { margin-top: 0.65rem; }
.nested { margin-top: 1rem; color: #43505f; }
.experience-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}
.experience-item:first-of-type { border-top: 0; }
.experience-item h3 { margin: 0; font-size: 1.05rem; }
.experience-item p { margin: 0.35rem 0 0; color: #43505f; }
.experience-item span { color: var(--muted); text-align: right; }

.footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.4rem 3rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .nav { padding-inline: 1rem; }
  .nav-toggle {
    display: inline-flex;
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.75);
    border-radius: 0.6rem;
    padding: 0.35rem 0.55rem;
    font-size: 1.1rem;
  }
  .nav-links {
    display: none;
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 3.6rem;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: var(--surface);
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .hero { grid-template-columns: 1fr; padding-bottom: 2rem; }
  .page { padding-top: 3.2rem; }
  .section-heading,
  .timeline li,
  .experience-item { grid-template-columns: 1fr; gap: 0.35rem; }
  .card-grid { grid-template-columns: 1fr; }
  .experience-item span { text-align: left; }
}