* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --blue: #1a5276;
  --blue-light: #2e86c1;
  --accent: #1a7a4a;
  --text: #1c1c1c;
  --muted: #555;
  --bg: #f9f9f7;
  --card: #ffffff;
  --border: #dde3e8;
}

body {
  font-family: "Georgia", serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 17px;
}

header {
  background: var(--blue);
  color: white;
  padding: 3rem 2rem 2rem;
  text-align: center;
}

header h1 {
  font-size: 2.2rem;
  font-weight: normal;
  letter-spacing: 0.02em;
}

header .subtitle {
  margin-top: 0.4rem;
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  font-style: italic;
}

nav {
  background: var(--blue-light);
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 0.6rem 2rem;
}

nav a {
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

nav a:hover {
  color: white;
  text-decoration: underline;
}

main {
  max-width: 860px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}

section {
  margin-bottom: 3.5rem;
}

section h2 {
  font-size: 1.3rem;
  font-weight: normal;
  color: var(--blue);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.4rem;
  margin-bottom: 1.2rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.85rem;
}

.research-overview p {
  margin-bottom: 1rem;
  color: var(--text);
}

section h3 {
  font-size: 0.8rem;
  font-weight: normal;
  color: var(--blue-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: "Helvetica Neue", Arial, sans-serif;
  margin: 1.6rem 0 0.8rem;
}

section h3:first-of-type {
  margin-top: 0;
}

.member-list {
  list-style: none;
}

.member-list li {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.member-list li:last-child {
  border-bottom: none;
}

.member-list li > *:not(:first-child) {
  margin-top: 0.35rem;
}

.member-name {
  color: var(--text);
  margin-bottom: 0.1rem;
}

.member-years {
  color: var(--muted);
  font-size: 0.85rem;
  font-family: "Helvetica Neue", Arial, sans-serif;
}

.member-note {
  color: var(--muted);
  font-size: 0.88rem;
}

.member-thesis {
  color: var(--text);
  font-size: 0.88rem;
  margin: 0.15rem 0;
}

.member-list.simple li {
  color: var(--text);
}

.pub-list {
  list-style: none;
}

.pub-list li {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.pub-list li:last-child {
  border-bottom: none;
}

.pub-title {
  font-style: italic;
  color: var(--text);
}

.pub-authors {
  color: var(--muted);
  font-size: 0.88rem;
}

.pub-venue {
  color: var(--blue-light);
  font-size: 0.88rem;
}

.pub-meta {
  display: flex;
  gap: 1rem;
  margin-top: 0.2rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.pub-year {
  color: var(--muted);
  font-size: 0.85rem;
  font-family: "Helvetica Neue", Arial, sans-serif;
}

.pub-citations {
  color: var(--accent);
  font-size: 0.82rem;
  font-family: "Helvetica Neue", Arial, sans-serif;
}

footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.82rem;
  color: var(--muted);
  font-family: "Helvetica Neue", Arial, sans-serif;
  border-top: 1px solid var(--border);
}

@media (max-width: 600px) {
  header h1 { font-size: 1.6rem; }
  nav { gap: 1rem; flex-wrap: wrap; }
  main { padding: 2rem 1.2rem; }
}