:root {
  --max-width: 780px;
  --text: #1a1a1a;
  --muted: #5a5a5a;
  --accent: #1e5b8a;
  --border: #e2e2e2;
  --bg: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.site-title {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
}
.site-nav a {
  color: var(--muted);
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--accent); }

main.wrap {
  padding-top: 2.5rem;
  padding-bottom: 3rem;
}

h1 { margin-bottom: 0.25rem; }
.role { color: var(--muted); margin: 0; }
.contact { color: var(--muted); margin: 0; font-size: 0.95rem; }
.contact:first-of-type { margin-top: 0.6rem; }

.bio-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.bio-photo {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
@media (max-width: 500px) {
  .bio-header { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .bio-photo { width: 96px; height: 96px; }
}

.section { margin-bottom: 2.5rem; }
.section h2 {
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.4rem;
}

.plain-list { list-style: none; padding-left: 0; }
.plain-list li { margin-bottom: 0.4rem; }

.tag-list { list-style: none; padding-left: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag-list li {
  background: #f2f5f7;
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.pub-legend { color: var(--muted); font-size: 0.9rem; }
.lab-member { font-weight: bold; font-style: italic; text-decoration: underline; }

.pub-list { padding-left: 1.5rem; }
.pub-entry { margin-bottom: 0.85rem; }
.pub-authors { color: var(--text); }
.pub-venue { font-style: italic; color: var(--muted); }
.pub-note { color: var(--muted); font-size: 0.9em; }

.timeline { list-style: none; padding-left: 0; }
.timeline-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}
.timeline-dates { color: var(--muted); font-size: 0.9rem; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  color: var(--muted);
  font-size: 0.85rem;
}
.social-links a { margin-right: 0.5rem; }

@media (max-width: 600px) {
  .site-nav { gap: 0.3rem 0.6rem; }
  .site-nav a { font-size: 0.85rem; }
  .timeline-item { grid-template-columns: 1fr; gap: 0.15rem; }
}