:root {
  --ink: #172026;
  --muted: #5b6670;
  --line: #d8dee2;
  --paper: #fbfaf7;
  --soft: #eef4f1;
  --forest: #1d5c4f;
  --steel: #28536b;
  --clay: #b45f3d;
  --gold: #c1943f;
  --vandal-gold: #f1b300;
  --vandal-black: #191919;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(23, 32, 38, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

.university-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px clamp(20px, 4vw, 56px);
  color: var(--vandal-gold);
  background: var(--vandal-black);
  font-size: 0.9rem;
  font-weight: 900;
}

a {
  color: var(--steel);
  text-decoration: none;
}

a:hover {
  color: var(--clay);
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(20px, 4vw, 56px);
  border-bottom: 1px solid rgba(216, 222, 226, 0.8);
  background: rgba(251, 250, 247, 0.94);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--forest);
  font-weight: 800;
}

.brand small,
.eyebrow {
  display: block;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.tab-link {
  padding: 9px 12px;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.tab-link.is-active,
.tab-link:hover {
  border-color: var(--gold);
  color: var(--ink);
}

main {
  min-height: 100vh;
}

.page-section {
  display: none;
  padding: clamp(32px, 5vw, 72px) clamp(20px, 5vw, 72px);
}

.page-section.is-active {
  display: block;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto 56px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 20px;
  max-width: 980px;
  font-size: clamp(2rem, 3.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero h1 {
  font-size: clamp(2rem, 3.35vw, 3.85rem);
}

h2 {
  font-size: clamp(1.35rem, 3vw, 2.3rem);
  line-height: 1.1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 6px;
  font-size: 1rem;
}

.lead {
  max-width: 780px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.ui-mark {
  display: grid;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  color: var(--vandal-black);
  background: var(--vandal-gold);
  font-size: 0.82rem;
  font-weight: 900;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 800;
}

.button.primary {
  color: var(--white);
  background: var(--forest);
}

.button.secondary {
  color: var(--ink);
  background: var(--white);
}

.portrait {
  margin: 0;
}

.portrait img {
  width: min(100%, 420px);
  aspect-ratio: 3 / 4;
  margin-inline: auto;
  border-radius: 8px;
  box-shadow: var(--shadow);
  object-fit: cover;
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  max-width: 1180px;
  margin: 0 auto 60px;
}

.single-panel {
  grid-template-columns: minmax(0, 1fr);
}

.info-panel {
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 26px;
}

.section-heading.wide,
.publication-heading {
  max-width: 1100px;
  margin-inline: auto;
}

.timeline {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.timeline-date {
  color: var(--clay);
  font-size: 0.86rem;
  font-weight: 900;
}

.timeline p,
.lab-card p,
.grant-card p,
.year-group li {
  color: var(--muted);
}

.content-band {
  max-width: 1180px;
  margin: 0 auto;
  padding-top: 10px;
}

.interest-grid,
.lab-grid,
.grant-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.interest-card,
.lab-card,
.grant-card,
.contact-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--white);
}

.interest-card img,
.lab-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.interest-card h3 {
  min-height: 68px;
  margin: 0;
  padding: 18px;
  font-size: 1.18rem;
}

.lab-intro {
  max-width: 1120px;
  margin: 0 auto 38px;
}

.lab-card {
  display: grid;
  grid-template-rows: auto 1fr;
}

.lab-card div,
.grant-card {
  padding: 20px;
}

.lab-card h2,
.grant-card h2 {
  font-size: 1.24rem;
}

.publication-list {
  display: grid;
  gap: 18px;
  max-width: 1050px;
  margin: 0 auto;
}

.year-group {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.year-group h2 {
  position: sticky;
  top: 96px;
  align-self: start;
  color: var(--forest);
  font-size: 1.4rem;
}

.year-group ol {
  display: grid;
  gap: 13px;
  margin: 0;
  padding-left: 20px;
}

.grant-grid {
  max-width: 1120px;
  margin: 0 auto;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grant-card {
  border-top: 5px solid var(--gold);
}

.grant-role {
  margin-bottom: 10px;
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.grant-agency {
  display: inline-flex;
  margin: 0 0 14px;
  padding: 5px 9px;
  border: 1px solid rgba(193, 148, 63, 0.45);
  border-radius: 6px;
  color: var(--ink);
  background: #fff7e2;
  font-size: 0.86rem;
  font-weight: 800;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 430px);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
  max-width: 1120px;
  margin: 0 auto;
}

.contact-sidebar {
  display: grid;
  gap: 18px;
  margin-top: 58px;
}

.contact-card,
.qr-card,
.map-card {
  display: grid;
  gap: 6px;
  padding: 26px;
  font-style: normal;
  box-shadow: var(--shadow);
}

.contact-card strong {
  font-size: 1.35rem;
}

.qr-card {
  justify-items: center;
  text-align: center;
}

.qr-card h2,
.map-card h2 {
  margin-bottom: 8px;
  font-size: 1.24rem;
}

.qr-card img {
  width: 190px;
  height: 190px;
  border: 10px solid var(--white);
  border-radius: 8px;
  background: var(--white);
}

.qr-card p {
  max-width: 100%;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  overflow-wrap: anywhere;
}

.map-card iframe {
  width: 100%;
  min-height: 330px;
  border: 0;
  border-radius: 8px;
}

@media (max-width: 900px) {
  .site-header,
  .hero,
  .split-grid,
  .contact-layout,
  .grant-grid {
    grid-template-columns: 1fr;
  }

  .contact-sidebar {
    margin-top: 0;
  }

  .site-header {
    display: grid;
  }

  .tabs {
    justify-content: flex-start;
  }

  .interest-grid,
  .lab-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  h1 {
    font-size: clamp(1.95rem, 8vw, 3rem);
  }
}

@media (max-width: 620px) {
  .page-section {
    padding-inline: 16px;
  }

  .brand {
    align-items: flex-start;
  }

  .tab-link {
    padding-inline: 8px;
    font-size: 0.8rem;
  }

  .interest-grid,
  .lab-grid {
    grid-template-columns: 1fr;
  }

  .timeline li,
  .year-group {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .year-group h2 {
    position: static;
  }
}