:root {
  --text: #222;
  --muted: #666;
  --link: #0b57d0;
  --rule: #ddd;
  --bg: #fff;
}
@media (prefers-color-scheme: dark) {
  :root { --text: #ddd; --muted: #999; --link: #7cb0ff; --rule: #333; --bg: #151515; }
}
html { font-size: 17px; }
body {
  margin: 0 auto;
  max-width: 46rem;
  padding: 0 1rem 3rem;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1.5rem 0 0.75rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2rem;
}
.site-name { color: var(--text); font-weight: bold; font-size: 1.1rem; }
nav a { margin-left: 1.25rem; }
nav a.active { color: var(--text); border-bottom: 2px solid var(--link); }

h1 { font-size: 1.6rem; margin: 0 0 1rem; }
h2 { font-size: 1.25rem; margin: 2rem 0 0.5rem; border-bottom: 1px solid var(--rule); }
h3 { font-size: 1.05rem; margin: 1.25rem 0 0.25rem; }

/* landing page */
.profile {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.profile img { width: 150px; border-radius: 4px; flex-shrink: 0; }
.profile .who p { margin: 0 0 0.35rem; }
.profile .name { font-size: 1.5rem; font-weight: bold; }
.address { color: var(--muted); font-size: 0.95rem; }
@media (max-width: 480px) {
  .profile { flex-direction: column; }
}

/* publications */
.hint { color: var(--muted); font-size: 0.9rem; }
ol.pubs { padding-left: 2.8rem; }
ol.pubs li { margin-bottom: 0.6rem; }
ol.pubs li:target { background: rgba(255, 220, 0, 0.25); }
.pubs .title { font-style: italic; }
.pubs .note { color: var(--muted); }
.pubs .links { font-size: 0.9rem; white-space: nowrap; }

/* group */
ul.people { padding-left: 1.2rem; }
ul.people li { margin-bottom: 0.2rem; }

footer {
  margin-top: 3rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
}