:root {
  --gt-navy: #003057;
  --gt-blue: #00558c;
  --gt-gold: #b3a369;
  --gt-gold-dark: #8a7a38;
  --ink: #1f2933;
  --muted: #5c6670;
  --line: #d9dee5;
  --surface: #ffffff;
  --wash: #f5f7f9;
  --radius: 6px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

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

.sr-only {
  border: 0;
  clip: rect(0 0 0 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

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

a:hover,
a:focus {
  color: var(--gt-navy);
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--gt-navy);
  border-bottom: 4px solid var(--gt-gold);
}

.nav-wrap {
  align-items: center;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
  padding: 0.7rem 1.2rem;
}

.brand {
  align-items: center;
  color: #ffffff;
  display: inline-flex;
  flex: 0 0 auto;
  font-size: 0.98rem;
  font-weight: 700;
  gap: 0.7rem;
}

.brand:hover,
.brand:focus {
  color: #ffffff;
  text-decoration: none;
}

.brand img {
  border-radius: var(--radius);
  height: 52px;
  width: auto;
}

.nav-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1.1rem;
  justify-content: flex-end;
}

.nav-links a {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
}

.nav-links a:hover,
.nav-links a:focus,
.nav-links a[aria-current="page"] {
  color: #f4e7b0;
}

.container {
  margin: 0 auto;
  max-width: 1120px;
  padding: 0 1.2rem;
}

.hero {
  padding: 1.6rem 0 2rem;
}

.hero-logo-lockup {
  align-items: center;
  display: grid;
  gap: 0.45rem;
  justify-items: center;
  margin: 0 auto 1.25rem;
  max-width: 760px;
}

.hero-visual {
  margin: 0 auto;
  width: min(100%, 760px);
}

.hero-gt-logo {
  margin-top: -0.25rem;
  opacity: 0.9;
  width: min(39%, 230px);
}

.hero-gt-logo img {
  height: auto;
  width: 100%;
}

.hero h1,
.page-hero h1 {
  color: var(--gt-navy);
  font-size: clamp(1.85rem, 3.6vw, 3.35rem);
  line-height: 1.05;
  margin: 0 auto 0.9rem;
  max-width: 920px;
  text-align: center;
}

.hero .lead,
.page-hero .lead {
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  margin: 0 auto;
  max-width: 900px;
  text-align: center;
}

.page-hero {
  border-bottom: 1px solid var(--line);
  padding: 3.2rem 0 2.7rem;
}

.page-kicker {
  color: var(--gt-gold-dark);
  font-size: 0.88rem;
  font-weight: 700;
  margin: 0 0 0.65rem;
  text-align: center;
  text-transform: uppercase;
}

section {
  padding: 3.1rem 0;
}

.section-wash {
  background: var(--wash);
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.section-title {
  color: var(--gt-navy);
  font-size: clamp(1.55rem, 2.6vw, 2.25rem);
  line-height: 1.2;
  margin: 0 0 1.4rem;
}

.intro-copy p {
  margin: 0 0 1.15rem;
}

.focus-list {
  border-left: 4px solid var(--gt-gold);
  margin: 0;
  padding: 0.25rem 0 0.25rem 1.25rem;
}

.focus-list li {
  margin: 0.35rem 0;
}

.news-list,
.publication-list {
  border-top: 1px solid var(--line);
}

.news-item {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 1.2rem;
  grid-template-columns: 150px minmax(0, 1fr);
  padding: 0.95rem 0;
}

.news-date {
  color: var(--gt-navy);
  font-weight: 700;
}

.news-title {
  color: var(--gt-navy);
  font-weight: 700;
}

.news-item p {
  margin: 0.2rem 0 0;
}

.news-actions,
.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.45rem;
}

.button-link,
.publication-links a,
.publication-details summary {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--gt-blue);
  display: inline-flex;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.2;
  padding: 0.32rem 0.55rem;
}

.button-link:hover,
.button-link:focus,
.publication-links a:hover,
.publication-links a:focus,
.publication-details summary:hover,
.publication-details summary:focus {
  border-color: var(--gt-gold);
  color: var(--gt-navy);
  text-decoration: none;
}

.research-grid,
.people-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.member-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.research-card,
.person-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.research-card h3,
.person-card h3 {
  color: var(--gt-navy);
  font-size: 1.15rem;
  line-height: 1.25;
  margin: 0 0 0.55rem;
}

.research-card p,
.person-card p {
  margin: 0;
}

.person-profile {
  align-items: center;
  display: grid;
  gap: 1rem;
  grid-template-columns: 112px minmax(0, 1fr);
}

.person-photo {
  aspect-ratio: 1;
  border: 3px solid var(--gt-gold);
  border-radius: 50%;
  height: auto;
  object-fit: cover;
  width: 112px;
}

.person-card.faculty {
  grid-column: 1 / -1;
}

.people-section {
  margin-top: 1.5rem;
}

.people-section h3 {
  color: var(--gt-navy);
  font-size: 1.1rem;
  margin: 0 0 0.6rem;
}

.publication-list {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.publication-list li {
  background: #ffffff;
  border-left: 4px solid var(--gt-gold);
  list-style: none;
  padding: 0.95rem 0 0.95rem 1rem;
}

.publication-title {
  color: var(--gt-navy);
  display: block;
  font-weight: 700;
}

.publication-meta {
  color: var(--muted);
  display: block;
  font-size: 0.96rem;
  margin-top: 0.2rem;
}

.publication-year {
  padding: 0;
}

.publication-year-title {
  border-bottom: 1px solid var(--line);
  color: var(--gt-navy);
  font-size: 1.65rem;
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.4rem;
}

.publication-entry {
  background: #ffffff;
  border-left: 4px solid var(--gt-gold);
  margin: 0 0 1rem;
  padding: 1rem 0 1rem 1rem;
}

.publication-entry h3 {
  color: var(--gt-navy);
  font-size: 1.08rem;
  line-height: 1.35;
  margin: 0 0 0.35rem;
}

.publication-entry p {
  margin: 0.2rem 0;
}

.publication-venue {
  color: var(--muted);
}

.publication-meta-line,
.publication-venue-line,
.publication-author-line {
  color: var(--muted);
}

.publication-details {
  margin-top: 0.6rem;
}

.publication-details summary {
  cursor: pointer;
  list-style: none;
  width: max-content;
}

.publication-details summary::-webkit-details-marker {
  display: none;
}

.publication-details pre,
.publication-details p {
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 0.6rem 0 0;
  overflow-x: auto;
  padding: 0.8rem;
  white-space: pre-wrap;
}

.publications-page .page-hero {
  padding: 1.15rem 0 1rem;
}

.publications-page .page-hero .container {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
}

.publications-page .page-kicker {
  display: none;
}

.publications-page .page-hero h1 {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  margin: 0;
  max-width: none;
  text-align: left;
}

.publications-page .page-hero .lead {
  flex: 1 1 460px;
  font-size: 0.98rem;
  line-height: 1.35;
  margin: 0;
  max-width: none;
  text-align: left;
}

.publications-page section[aria-label="Publication list"] {
  padding: 1rem 0 2rem;
}

.publications-page .publication-year-title {
  font-size: 1.15rem;
  margin: 0.9rem 0 0.45rem;
  padding-bottom: 0.25rem;
}

.publications-page .publication-year > .templates {
  display: grid;
  gap: 0.55rem 0.8rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 390px), 1fr));
}

.publications-page .publication-entry {
  border-left-width: 3px;
  margin: 0;
  min-width: 0;
  padding: 0.62rem 0.75rem 0.6rem 0.85rem;
}

.publications-page .publication-entry h3 {
  font-size: 0.98rem;
  line-height: 1.24;
  margin-bottom: 0.18rem;
}

.publications-page .publication-entry p {
  font-size: 0.88rem;
  line-height: 1.34;
  margin: 0.08rem 0;
}

.publications-page .publication-venue,
.publications-page .publication-meta-line,
.publications-page .publication-venue-line,
.publications-page .publication-author-line {
  font-size: 0.84rem;
}

.publications-page .publication-venue-line {
  color: var(--gt-navy);
  font-weight: 700;
}

.publications-page .publication-author-line {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.publications-page .pub-separator {
  color: var(--gt-gold-dark);
  font-weight: 700;
}

.publications-page .publication-links {
  display: inline-flex;
  gap: 0.25rem;
  margin: 0.28rem 0.35rem 0 0;
  vertical-align: top;
}

.publications-page .publication-links a,
.publications-page .publication-details summary {
  font-size: 0.76rem;
  padding: 0.18rem 0.38rem;
}

.publications-page .publication-details {
  display: inline-block;
  margin: 0.28rem 0.25rem 0 0;
  vertical-align: top;
}

.publications-page .publication-details[open] {
  display: block;
}

.publications-page .publication-details pre,
.publications-page .publication-details p {
  font-size: 0.8rem;
  line-height: 1.35;
  margin-top: 0.4rem;
  max-height: 240px;
  padding: 0.55rem;
}

.join-band {
  background: var(--gt-navy);
  color: #ffffff;
}

.join-band .section-title {
  color: #ffffff;
}

.join-band a {
  color: #f4e7b0;
  font-weight: 700;
}

.join-band p {
  max-width: 860px;
}

.support-logos {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  margin-top: 1.2rem;
}

.support-logos img {
  max-height: 46px;
  width: auto;
}

.site-footer {
  background: #111827;
  color: #ffffff;
  font-size: 0.9rem;
  padding: 1.1rem 0;
  text-align: center;
}

.site-footer p {
  margin: 0;
}

.bibtex_template,
.bibtex_structure {
  display: none;
}

@media (max-width: 920px) {
  .member-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  body {
    font-size: 16px;
  }

  .nav-wrap {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.8rem;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .research-grid,
  .people-grid,
  .member-grid,
  .news-item {
    grid-template-columns: 1fr;
  }

  .news-item {
    gap: 0.1rem;
  }
}

@media (max-width: 520px) {
  .nav-links {
    gap: 0.3rem 0.85rem;
  }

  .hero {
    padding: 1.2rem 0 1.5rem;
  }

  .hero-logo-lockup {
    margin-bottom: 0.9rem;
    max-width: 100%;
  }

  .hero-gt-logo {
    width: min(58%, 210px);
  }

  .hero h1,
  .page-hero h1 {
    font-size: 1.75rem;
  }

  .hero .lead,
  .page-hero .lead {
    font-size: 1rem;
  }

  .page-hero {
    padding: 2.2rem 0 2rem;
  }

  section {
    padding: 2.4rem 0;
  }

  .research-card,
  .person-card {
    padding: 1rem;
  }

  .person-profile {
    grid-template-columns: 86px minmax(0, 1fr);
  }

  .person-photo {
    width: 86px;
  }
}