@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Source+Serif+4:opsz,wght@8..60,500;8..60,600&display=swap');

:root {
  --text: #202124;
  --muted: #686b70;
  --line: #e6e6e3;
  --surface: #f7f7f5;
  --accent: #244b63;
  --max: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
}
a { color: inherit; }
.container { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }
.narrow { max-width: 820px; }

.site-header {
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; background: rgba(255,255,255,.94);
  backdrop-filter: blur(10px); z-index: 10;
}
.nav { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { text-decoration: none; font-weight: 600; letter-spacing: -.02em; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { text-decoration: none; color: var(--muted); font-size: .92rem; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }

.hero {
  min-height: 620px; display: grid; grid-template-columns: 1fr 300px;
  align-items: center; gap: 80px; padding-top: 80px; padding-bottom: 80px;
}
.eyebrow {
  margin: 0 0 14px; color: var(--accent); text-transform: uppercase;
  letter-spacing: .14em; font-size: .72rem; font-weight: 600;
}
h1, h2 { font-family: "Source Serif 4", Georgia, serif; line-height: 1.12; font-weight: 600; }
h1 { font-size: clamp(3.2rem, 7vw, 5.8rem); letter-spacing: -.045em; margin: 0 0 18px; }
h2 { font-size: 2rem; margin: 0 0 18px; }
.role { margin: 0 0 28px; font-size: 1rem; color: var(--muted); }
.intro, .lead { font-size: 1.12rem; color: #44474b; max-width: 700px; }

.links { display: flex; flex-wrap: wrap; gap: 9px 20px; margin-top: 34px; }
.links a { font-size: .88rem; text-decoration: none; border-bottom: 1px solid #bbb; padding-bottom: 2px; }
.links a:hover { color: var(--accent); border-color: var(--accent); }

.portrait-wrap { justify-self: end; width: 300px; }
.portrait {
  display: block; width: 300px; height: 380px; object-fit: cover;
  object-position: center top; filter: grayscale(10%); border-radius: 2px;
}
.portrait-placeholder {
  display: none; width: 300px; height: 380px; place-items: center;
  background: var(--surface); color: var(--muted); border: 1px solid var(--line);
  font-size: .9rem;
}

.section { border-top: 1px solid var(--line); padding: 72px 0; }
.section p { color: #4b4d51; }
.research-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.research-tags span { background: var(--surface); padding: 8px 13px; font-size: .82rem; }

.publication-page { padding-top: 90px; padding-bottom: 100px; min-height: 75vh; }
.publication-page h1 { font-size: clamp(3rem, 7vw, 5rem); }
.scholar-card {
  margin: 40px 0 60px; padding: 24px; background: var(--surface);
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  border: 1px solid var(--line);
}
.scholar-card p { margin: 5px 0 0; color: var(--muted); font-size: .9rem; }
.button {
  white-space: nowrap; text-decoration: none; border: 1px solid var(--text);
  padding: 9px 14px; font-size: .84rem;
}
.button:hover { background: var(--text); color: #fff; }

.publication-list { display: grid; gap: 0; }
.publication {
  padding: 26px 0; border-top: 1px solid var(--line);
}
.publication .title { font-family: "Source Serif 4", Georgia, serif; font-size: 1.25rem; line-height: 1.35; }
.publication .meta { color: var(--muted); font-size: .84rem; margin-top: 6px; }
.publication .authors { font-size: .9rem; margin-top: 5px; }
.publication a { color: var(--accent); text-decoration: none; }

.footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .78rem; }
.footer-inner { min-height: 80px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }

@media (max-width: 760px) {
  .container { width: min(var(--max), calc(100% - 32px)); }
  .hero { grid-template-columns: 1fr; gap: 42px; min-height: auto; padding-top: 60px; }
  .portrait-wrap, .portrait, .portrait-placeholder { width: 100%; max-width: 360px; }
  .portrait-wrap { justify-self: start; }
  .portrait, .portrait-placeholder { height: 420px; }
  .scholar-card { align-items: flex-start; flex-direction: column; }
  .footer-inner { align-items: flex-start; flex-direction: column; justify-content: center; }
}