:root {
  --ink: #1f2430;
  --muted: #5b6472;
  --accent: #14507a;
  --accent-soft: #e8f0f6;
  --rule: #e3e6ea;
  --bg: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 17px;
  line-height: 1.65;
}

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

.wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

header.site {
  border-bottom: 1px solid var(--rule);
  padding: 1.5rem 0 0;
}

header.site h1 {
  font-size: 1.7rem;
  font-weight: normal;
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}

header.site h1 a { color: var(--ink); }
header.site h1 a:hover { text-decoration: none; }

nav.site {
  display: flex;
  gap: 1.5rem;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

nav.site a {
  color: var(--muted);
  padding: 0.5rem 0 0.7rem;
  border-bottom: 3px solid transparent;
}

nav.site a:hover { color: var(--accent); text-decoration: none; }
nav.site a.current { color: var(--accent); border-bottom-color: var(--accent); }

main { padding: 2.25rem 0 3rem; }

h2 {
  font-size: 1.25rem;
  font-weight: normal;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0.4rem;
  margin: 2.25rem 0 1rem;
}

main > h2:first-child, section > h2:first-child { margin-top: 0; }

.profile {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.profile .bio { flex: 1 1 24rem; }

.profile img {
  width: 220px;
  max-width: 100%;
  border-radius: 4px;
  flex: 0 0 auto;
}

ul.papers { list-style: none; padding: 0; margin: 0; }

ul.papers li {
  margin: 0 0 1.15rem;
  padding-left: 1.1rem;
  text-indent: -1.1rem;
}

.paper-title { font-weight: bold; }

.venue { font-style: italic; }

.note {
  background: var(--accent-soft);
  border-radius: 4px;
  padding: 0.9rem 1.1rem;
}

footer.site {
  border-top: 1px solid var(--rule);
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.92rem;
}

footer.site p { margin: 0.2rem 0; }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .profile { flex-direction: column-reverse; }
}