:root {
  --bg: #fbfbfa;
  --text: #171717;
  --muted: #6c6c68;
  --faint: #a7a7a1;
  --line: #e6e6e1;
  --accent: #2a5146;
  --pill: #f0f1ed;
  --max: 860px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

.page-shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.site-header {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid var(--line);
}
.site-name { font-weight: 650; text-decoration: none; letter-spacing: -0.015em; }
nav { display: flex; gap: 24px; }
nav a { color: var(--muted); text-decoration: none; font-size: 0.93rem; }
nav a:hover { color: var(--text); }

.hero { padding: 86px 0 80px; border-bottom: 1px solid var(--line); }
.eyebrow { margin: 0 0 10px; color: var(--accent); font-size: 0.83rem; font-weight: 650; letter-spacing: 0.08em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(1.95rem, 4vw, 2.85rem); line-height: 1.06; letter-spacing: -0.045em; font-weight: 680; }
.affiliation { margin: 22px 0 0; font-size: 1.08rem; color: #363633; }
.lab { margin: 1px 0 0; color: var(--muted); }
.lab a { text-decoration: none; border-bottom: 1px solid var(--line); }
.bio { max-width: 720px; margin: 36px 0 0; font-size: 1.08rem; color: #2f2f2c; }
.interests { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.interests span { padding: 6px 11px; border-radius: 999px; background: var(--pill); color: #4a4a46; font-size: 0.84rem; }
.contact-links { display: flex; gap: 18px; margin-top: 30px; }
.contact-links a { font-size: 0.92rem; font-weight: 600; }

.content-section { padding: 72px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 24px; }
.section-heading { display: grid; grid-template-columns: 180px 1fr; align-items: baseline; margin-bottom: 38px; }
.section-heading h2 { margin: 0; font-size: 1.35rem; letter-spacing: -0.02em; }
.section-heading p { margin: 0; color: var(--faint); font-size: 0.9rem; }

.publication, .education-item { display: grid; grid-template-columns: 180px 1fr; gap: 0; padding: 26px 0; }
.publication + .publication, .education-item + .education-item { border-top: 1px solid var(--line); }
.pub-year, .edu-period { color: var(--faint); font-size: 0.9rem; padding-top: 3px; }
.pub-body h3, .education-item h3 { margin: 0; font-size: 1.05rem; line-height: 1.45; letter-spacing: -0.01em; font-weight: 650; }
.authors { margin: 8px 0 0; color: var(--muted); font-size: 0.93rem; }
.authors strong { color: #353532; font-weight: 650; }
.venue { margin: 6px 0 0; font-size: 0.9rem; color: #444440; }
.venue span { color: var(--muted); }
.pub-links { display: flex; gap: 14px; margin-top: 10px; }
.pub-links a { font-size: 0.86rem; font-weight: 600; text-decoration: none; color: var(--accent); }
.education-item p { margin: 4px 0 0; color: #444440; }
.education-item .unit { margin-top: 0; color: var(--muted); font-size: 0.91rem; }

.site-footer { display: flex; justify-content: space-between; gap: 20px; padding: 28px 0 42px; color: var(--faint); font-size: 0.78rem; }

@media (max-width: 680px) {
  .page-shell { width: min(calc(100% - 28px), var(--max)); }
  .site-header { min-height: 72px; align-items: flex-start; padding: 22px 0; flex-direction: column; gap: 11px; }
  nav { gap: 17px; }
  .hero { padding: 62px 0 58px; }
  h1 { font-size: clamp(1.9rem, 8.5vw, 2.55rem); }
  .affiliation, .bio { font-size: 1rem; }
  .content-section { padding: 54px 0; }
  .section-heading, .publication, .education-item { grid-template-columns: 1fr; }
  .section-heading { gap: 3px; margin-bottom: 24px; }
  .pub-year, .edu-period { padding: 0; margin-bottom: 7px; }
  .publication, .education-item { padding: 23px 0; }
  .site-footer { flex-direction: column; gap: 3px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151614;
    --text: #f1f1ed;
    --muted: #aaa9a3;
    --faint: #777771;
    --line: #30312d;
    --accent: #a9c8bc;
    --pill: #242622;
  }
  .affiliation, .bio, .education-item p, .venue, .authors strong { color: #d5d5cf; }
  .interests span { color: #c1c1bb; }
}