:root {
  --primary: #2c3e50;
  --secondary: #34495e;
  --accent: #267bad;
  --text: #333333;
  --text-light: #666666;
  --bg: #ffffff;
  --bg-alt: #f8f9fa;
  --border: #e0e0e0;
  --nav-offset: 86px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-offset); }
body { font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color: var(--text); line-height: 1.7; font-size: 16px; background: var(--bg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; border-radius: 2px; }
.container { max-width: 900px; margin: 0 auto; padding: 0 2rem; }
.skip-link { position: fixed; top: -100px; left: 16px; z-index: 300; padding: 8px 16px; background: white; }
.skip-link:focus { top: 8px; }
header.container { padding-top: 3rem; padding-bottom: 2.7rem; }
.header-content { display: flex; gap: 2.5rem; align-items: flex-start; }
.profile-photo { width: 160px; height: 160px; border-radius: 8px; object-fit: cover; border: 1px solid var(--border); flex-shrink: 0; }
.header-text { min-width: 0; }
h1, h2, .pub-year { font-family: 'Source Serif Pro', Georgia, serif; }
h1 { font-size: 2rem; font-weight: 700; color: var(--primary); line-height: 1.25; margin: .1rem 0 .65rem; }
.affiliation { font-size: 1.15rem; font-weight: 600; margin-bottom: .25rem; }
.header-text .subtitle { font-size: 1rem; color: var(--text-light); margin-bottom: .3rem; }
.header-text > p:last-of-type { font-size: .95rem; color: var(--text-light); }
.contact-links { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.1rem; }
.contact-links a { display: inline-flex; align-items: center; font-size: .9rem; color: var(--text); padding: .35rem .7rem; border: 1px solid var(--border); border-radius: 4px; transition: background .15s, border-color .15s; }
.contact-links a:hover { background: var(--bg-alt); text-decoration: none; border-color: var(--accent); }
nav { background: rgba(248,249,250,.97); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
nav ul { list-style: none; display: flex; gap: .35rem; padding: .7rem 0; overflow-x: auto; scrollbar-width: thin; }
nav a { display: block; white-space: nowrap; padding: .45rem .95rem; color: var(--text); font-size: .9rem; font-weight: 600; border-radius: 4px; }
nav a:hover, nav a.active { background: var(--primary); color: white; text-decoration: none; }
section { padding: 2.5rem 0; border-bottom: 1px solid var(--border); }
section:last-of-type { border-bottom: 0; }
h2 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin-bottom: 1.4rem; padding-bottom: .4rem; border-bottom: 2px solid var(--primary); display: inline-block; }
h3 { font-size: 1.1rem; font-weight: 600; color: var(--primary); margin-bottom: .4rem; }
.about-content { line-height: 1.8; }
.about-content p { margin-bottom: 1rem; }
.metrics { display: grid; grid-template-columns: 1fr 1.4fr 1.4fr; gap: 1.5rem; margin-top: 1.7rem; }
.metrics > div { display: flex; flex-direction: column; }
.metrics dd { order: -1; font-family: 'Source Serif Pro', Georgia, serif; font-size: 2rem; line-height: 1.25; font-weight: 600; color: var(--primary); margin-bottom: .35rem; }
.metrics dt { font-size: .87rem; line-height: 1.45; color: var(--text-light); max-width: 230px; }
.metrics-note { font-size: .78rem; color: var(--text-light); margin-top: 1rem; }
.highlight-box { background: var(--bg-alt); border-left: 3px solid var(--accent); padding: 1rem 1.25rem; margin: 1.5rem 0; font-size: .95rem; }
.previous-work { font-size: .95rem; }
.research-list { display: grid; gap: 1.5rem; }
.research-item { padding-left: 1.25rem; border-left: 2px solid var(--border); }
.research-item.current-focus { border-left: 3px solid var(--accent); }
.eyebrow { text-transform: uppercase; letter-spacing: .075em; color: var(--accent) !important; font-size: .72rem !important; font-weight: 700; margin-bottom: .25rem; }
.research-item p { font-size: .95rem; color: var(--text-light); line-height: 1.65; }
.research-item p.related-work { margin-top: .45rem; font-size: .9rem; }
.research-note { font-size: .9rem; color: var(--text-light); margin-top: 1.5rem; }
.reading-link { margin-top: .65rem; font-size: .9rem; }
.news-list { list-style: none; }
.news-item { display: grid; grid-template-columns: 88px 1fr; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid #f0f0f0; font-size: .9rem; }
.news-item:last-child { border-bottom: 0; }
.news-date { color: var(--text-light); font-size: .85rem; white-space: nowrap; }
.older-news { margin-top: 1rem; }
.older-news summary { cursor: pointer; color: var(--accent); font-size: .9rem; width: fit-content; }
.older-news[open] summary { margin-bottom: .6rem; }
.section-intro { color: var(--text-light); font-size: .9rem; margin-bottom: 1.5rem; }
.pub-year { font-size: 1.2rem; font-weight: 600; color: var(--secondary); margin: 2rem 0 1.1rem; padding-bottom: .3rem; border-bottom: 1px solid var(--border); }
.publication-group:first-of-type .pub-year { margin-top: .75rem; }
.group-description { font-size: .87rem; color: var(--text-light); margin: -.45rem 0 1.2rem; }
.pub-item { margin-bottom: 1.25rem; padding-bottom: 1.25rem; border-bottom: 1px solid #f0f0f0; }
.pub-item:last-child { margin-bottom: 0; border-bottom: 0; padding-bottom: 0; }
.pub-title { font-size: 1rem; font-weight: 600; line-height: 1.5; overflow-wrap: anywhere; }
.pub-title a { color: var(--text); }
.pub-title a:hover { color: var(--accent); }
.pub-authors { font-size: .9rem; color: var(--text-light); margin: .35rem 0; }
.pub-authors strong { color: var(--text); font-weight: 600; }
.pub-venue { font-size: .85rem; color: var(--text-light); display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; }
.venue-name { font-weight: 600; color: var(--secondary); }
.pub-badge { display: inline-block; font-size: .66rem; font-weight: 600; padding: .1rem .45rem; border-radius: 3px; text-transform: uppercase; background: #e3f2fd; color: #1565c0; }
.pub-badge.spotlight { background: #e8f2e8; color: #315b36; }
.pub-description { margin-top: .45rem; color: var(--text-light); font-size: .9rem; }
.pub-links { margin-top: .5rem; display: flex; gap: .6rem; flex-wrap: wrap; }
.pub-links a { font-size: .8rem; padding: .15rem .6rem; border: 1px solid var(--border); border-radius: 3px; color: var(--text-light); }
.pub-links a:hover { background: var(--accent); color: white; border-color: var(--accent); text-decoration: none; }
.earlier-research { margin-top: 1.7rem; font-size: .9rem; color: var(--text-light); }
.current-position { border-left: 3px solid var(--accent); background: var(--bg-alt); padding: 1rem 1.25rem; }
.current-position p { font-size: .95rem; color: var(--text-light); }
.minor-heading { margin: 1.5rem 0 1rem; font-size: .95rem; color: var(--text-light); }
.exp-list-simple { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.25rem; }
.exp-item-simple { padding: 1rem 1.25rem; border-left: 3px solid var(--border); background: var(--bg-alt); }
.exp-item-simple h3 { font-size: 1rem; margin-bottom: .25rem; }
.exp-item-simple p { font-size: .9rem; color: var(--text-light); }
.awards-list { list-style: none; display: grid; gap: .5rem; }
.awards-list li { display: flex; gap: 1rem; font-size: .95rem; padding: .5rem 0; border-bottom: 1px solid #f0f0f0; }
.awards-list li:last-child { border: 0; }
.award-year { color: var(--accent); font-weight: 600; min-width: 50px; }
.service-category { margin-bottom: 1.25rem; }
.service-category h3 { font-size: 1rem; }
.service-category p { font-size: .9rem; color: var(--text-light); line-height: 1.65; }
footer { padding: 2rem 0; text-align: center; color: var(--text-light); font-size: .85rem; background: var(--bg-alt); margin-top: 2rem; }
footer p + p { margin-top: .4rem; }
@media (max-width: 768px) {
  .header-content { flex-direction: column; align-items: center; text-align: center; gap: 1.3rem; }
  .contact-links { justify-content: center; }
  .exp-list-simple { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { padding-left: 1.25rem; padding-right: 1.25rem; }
  header.container { padding-top: 2rem; padding-bottom: 2rem; }
  h1 { font-size: 1.7rem; }
  nav a { padding: .45rem .75rem; }
  .metrics { gap: .8rem; grid-template-columns: .85fr 1.15fr 1.1fr; }
  .metrics dd { font-size: 1.6rem; }
  .metrics dt { font-size: .76rem; }
  .news-item { grid-template-columns: 70px 1fr; gap: .65rem; }
  .pub-year { font-size: 1.12rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }