:root {
  color-scheme: light;
  --paper: #ffffff;
  --ink: #202124;
  --text: #303439;
  --muted: #5f6368;
  --accent: #4f6f8f;
  --line: #e4e7eb;
  --sans: Arial, Helvetica, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; background: var(--paper); color: var(--text); font: 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; overflow-wrap: anywhere; }
a:hover { text-decoration: underline; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }
p { margin: 0 0 18px; }
h1, h2, h3, h4 { color: var(--ink); font-weight: 500; line-height: 1.25; }
h1 { margin: 0 0 26px; font-size: 35px; letter-spacing: -0.01em; }
h2 { margin: 0; font-size: 25px; }
h3 { margin: 0 0 8px; font-size: 18px; font-weight: 600; }
.container, .nav-inner { max-width: 1040px; margin-inline: auto; padding-inline: 28px; }
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 20; background: var(--paper); padding: 10px 16px; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.nav-inner { min-height: 72px; display: flex; align-items: baseline; justify-content: space-between; gap: 30px; padding-block: 19px; }
.nav-name { color: var(--ink); font-size: 20px; font-weight: 600; letter-spacing: 0.01em; white-space: nowrap; }
.nav-links { display: flex; gap: 30px; }
.nav-links a { color: #43484d; font-size: 15px; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 245px; gap: 64px; align-items: start; padding: 64px 0 48px; }
.hero-copy { min-width: 0; }
.hero-portrait { width: 245px; max-width: 100%; aspect-ratio: 4 / 5; overflow: hidden; border-radius: 2px; }
.hero-portrait img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.intro { font-size: 17px; margin-bottom: 18px; }
.intro strong { font-weight: 600; }
.bio { max-width: 780px; }
.hero-actions { margin-top: 24px; }
.hero-actions p { margin-bottom: 0; }
.content-section { border-top: 1px solid var(--line); padding: 40px 0 44px; }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; margin-bottom: 30px; }
.research-group + .research-group { margin-top: 36px; }
.research-group-title { font-size: 22px; font-weight: 500; margin-bottom: 20px; }
.paper-title { font-size: 18px; font-weight: 600; margin: 0 0 8px; }
.research-item { padding: 0 0 30px; max-width: 850px; }
.research-item + .research-item { padding-top: 28px; border-top: 1px solid var(--line); }
.research-item:last-child { padding-bottom: 0; }
.coauthors { color: var(--muted); font-size: 16px; font-weight: 400; }
details { margin-top: 7px; }
summary { color: var(--accent); width: fit-content; cursor: pointer; font-size: 15px; }
summary::marker { font-size: 11px; }
details[open] summary { margin-bottom: 14px; }
.abstract { color: #3f4448; font-size: 16px; max-width: 850px; }
.abstract p:last-child { margin-bottom: 0; }
.teaching-course { margin-top: 0; }
.teaching-description { font-size: 16px; margin-bottom: 8px; }
.contact-section > p { font-size: 16px; }
.site-footer { display: flex; justify-content: space-between; gap: 16px; padding-block: 24px 36px; border-top: 1px solid var(--line); font-size: 13px; color: #777d82; }
.draft-label { font-style: italic; }
@media (max-width: 720px) {
  html { scroll-padding-top: 128px; }
  .container, .nav-inner { padding-inline: 20px; }
  .nav-inner { flex-wrap: wrap; justify-content: flex-start; gap: 10px; padding-block: 16px; }
  .nav-name { width: 100%; }
  .nav-links { flex-wrap: wrap; gap: 14px 24px; }
  .nav-links a { font-size: 14px; }
  .hero { grid-template-columns: 1fr; gap: 30px; padding: 38px 0 36px; }
  .hero-portrait { grid-row: 1; width: 210px; }
  h1 { font-size: 31px; margin-bottom: 24px; }
  .section-heading { flex-wrap: wrap; gap: 7px; margin-bottom: 26px; }
  .content-section { padding: 30px 0 36px; }
  .site-footer { flex-direction: column; gap: 4px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
@media print {
  .site-header, .skip-link, .draft-label { display: none; }
  body { background: white; color: black; }
  .hero { padding-top: 0; }
  .container { max-width: none; padding-inline: 0; }
  .content-section { break-inside: avoid; }
}