:root {
  --uf-blue: #0021a5;
  --uf-orange: #fa4616;
  --ink: #172033;
  --muted: #5d6678;
  --paper: #fffaf2;
  --surface: #ffffff;
  --blue-soft: #eaf0ff;
  --orange-soft: #fff0e9;
  --line: #dce2ef;
  --shadow: 0 22px 70px rgba(0, 33, 165, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(250, 70, 22, 0.15), transparent 34rem),
    linear-gradient(135deg, #fffaf2 0%, #f7f9ff 52%, #ffffff 100%);
  font-family: "Libre Franklin", "Aptos", sans-serif;
  line-height: 1.6;
}

:lang(zh) body {
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", "Heiti SC", "Libre Franklin", sans-serif;
}

a {
  color: var(--uf-blue);
  text-decoration-color: rgba(250, 70, 22, 0.55);
  text-decoration-thickness: 0.12em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--uf-orange);
}

.skip-link {
  position: absolute;
  left: -999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 10;
  background: var(--surface);
  padding: 0.5rem 0.75rem;
}

.topline {
  height: 0.45rem;
  background: linear-gradient(90deg, var(--uf-blue), var(--uf-orange));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(0, 33, 165, 0.12);
}

.nav-wrap,
.hero,
.section-grid,
.highlight-band,
.page-hero,
.page-body,
.site-footer {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3.55rem;
  height: 3.55rem;
  color: #fff;
  background: linear-gradient(135deg, var(--uf-blue), #1747d4);
  border-bottom: 0.3rem solid var(--uf-orange);
  border-radius: 1rem;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 1.14rem;
  line-height: 1.15;
}

.brand small {
  color: var(--muted);
  font-size: 0.88rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.3rem 1rem;
  font-weight: 700;
  font-size: 1rem;
  min-width: 0;
}

.nav-links a {
  color: var(--ink);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--uf-orange);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 3rem;
  align-items: center;
  padding: 6rem 0 4.5rem;
}

.eyebrow {
  color: var(--uf-orange);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin: 0 0 0.9rem;
}

h1,
h2,
h3 {
  line-height: 1.08;
  margin: 0;
}

h1,
h2 {
  font-family: "Source Serif 4", Georgia, serif;
}

:lang(zh) h1,
:lang(zh) h2 {
  font-family: "Noto Serif SC", "Songti SC", "SimSun", "Source Serif 4", serif;
  letter-spacing: -0.035em;
}

h1 {
  font-size: clamp(3rem, 7.5vw, 5.9rem);
  max-width: 10ch;
  color: var(--uf-blue);
  letter-spacing: -0.055em;
}

.hero h1 {
  font-size: clamp(2.8rem, 5.8vw, 4.9rem);
  max-width: 13ch;
}

.hero.hero-simple {
  grid-template-columns: 1fr;
  padding: 5rem 0 3rem;
}

.hero.hero-simple .hero-copy {
  max-width: 920px;
}

.hero.hero-simple h1 {
  font-size: clamp(2.45rem, 4.4vw, 4rem);
  max-width: 920px;
}

h2 {
  font-size: clamp(1.85rem, 3.45vw, 3.1rem);
  color: var(--uf-blue);
  letter-spacing: -0.035em;
}

h3 {
  color: var(--ink);
  font-size: 1.1rem;
}

.lede {
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  color: #33405a;
  max-width: 58rem;
}

.identity-line {
  max-width: 56rem;
  color: var(--muted);
  font-size: 1.06rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.1rem;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: #fff;
  background: var(--uf-blue);
}

.button.secondary {
  color: var(--uf-blue);
  background: #fff;
  border: 2px solid var(--uf-orange);
}

.hero-panel {
  display: grid;
  gap: 1rem;
  padding: 1.4rem;
  border: 1px solid rgba(0, 33, 165, 0.12);
  border-radius: 2rem;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(234, 240, 255, 0.9)),
    repeating-linear-gradient(135deg, rgba(0, 33, 165, 0.08), rgba(0, 33, 165, 0.08) 1px, transparent 1px, transparent 18px);
  box-shadow: var(--shadow);
}

.hero-panel span {
  display: block;
  padding: 1.1rem 1.2rem;
  color: var(--uf-blue);
  background: rgba(255, 255, 255, 0.88);
  border-left: 0.35rem solid var(--uf-orange);
  border-radius: 1.1rem;
  font-weight: 800;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.35fr) 1fr;
  gap: 2rem;
  padding: 3.5rem 0;
}

.section-intro a {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 800;
}

.cards,
.list-grid {
  display: grid;
  gap: 1rem;
}

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

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

.card,
.list-card,
.callout,
.person-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  box-shadow: 0 12px 34px rgba(23, 32, 51, 0.06);
}

.card,
.list-card,
.person-card {
  padding: 1.25rem;
}

.card .meta,
.person-card .meta {
  margin: 0 0 0.75rem;
  color: var(--uf-orange);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card p,
.list-card p,
.page-body p {
  color: var(--muted);
}

.project-card-grid {
  margin: 1rem 0 2.25rem;
}

.project-summary-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
}

.project-summary-card p {
  margin-top: 0;
}

.project-summary-card .project-card-detail {
  margin-bottom: 0.25rem;
  color: #33405a;
}

.project-summary-card .project-card-actions {
  margin-top: auto;
  margin-bottom: 0;
  padding-top: 0.85rem;
}

.highlight-band {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border-radius: 2rem;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(0, 33, 165, 0.96), rgba(0, 33, 165, 0.82)),
    radial-gradient(circle at top right, rgba(250, 70, 22, 0.8), transparent 18rem);
  box-shadow: var(--shadow);
}

.highlight-band h2,
.highlight-band p,
.highlight-band .eyebrow {
  color: #fff;
}

.highlight-band p:last-child {
  margin: 0;
  font-size: 1.08rem;
}

.page-hero {
  padding: 4rem 0 1.5rem;
}

.page-hero.news-hero {
  padding-bottom: 1rem;
}

.page-hero.compact h1 {
  max-width: 18ch;
  font-size: clamp(2.25rem, 4.8vw, 3.9rem);
  letter-spacing: -0.045em;
}

.page-hero.compact.news-hero h1 {
  max-width: min(100%, 980px);
  font-size: clamp(2rem, 3vw, 2.85rem);
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.page-hero.compact.project-hero h1 {
  max-width: min(100%, 980px);
  font-size: clamp(2rem, 3vw, 2.85rem);
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.page-hero.compact.training-hero h1 {
  max-width: min(100%, 1120px);
  font-size: clamp(2.25rem, 4.2vw, 3.6rem);
  letter-spacing: -0.045em;
  text-wrap: balance;
}

@media (min-width: 960px) {
  .page-hero.compact.training-hero h1 {
    white-space: nowrap;
  }
}

.page-hero.compact.research-hero {
  padding: 3rem 0 0.5rem;
}

.page-hero.compact.research-hero h1 {
  max-width: min(100%, 980px);
  font-size: clamp(2.35rem, 4vw, 3.7rem);
  letter-spacing: -0.045em;
}

.page-hero.compact.research-hero .lede {
  max-width: 76rem;
  margin-bottom: 0;
}

.page-hero.compact.news-index-hero h1 {
  max-width: 18ch;
}

.page-body {
  padding: 1rem 0 4rem;
}

.page-body.news-body {
  max-width: none;
  padding-top: 0;
}

.page-body.news-body > * {
  max-width: 860px;
}

.page-body.news-body > :first-child {
  margin-top: 0;
}

.page-body.project-body {
  max-width: none;
  padding-top: 0;
}

.page-body.project-body > * {
  max-width: 860px;
}

.page-body.project-body > :first-child {
  margin-top: 0;
}

.page-body.research-body {
  padding-top: 0.25rem;
}

.page-body.research-body > :first-child {
  margin-top: 0;
}

.research-body > p:first-child {
  max-width: 74rem;
  padding: 1.05rem 1.2rem;
  color: #33405a;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(0, 33, 165, 0.1);
  border-left: 0.35rem solid var(--uf-orange);
  border-radius: 1.1rem;
  box-shadow: 0 12px 34px rgba(23, 32, 51, 0.04);
}

.research-backlink {
  margin: 0.9rem 0 0.6rem;
}

.research-backlink .button {
  padding: 0.7rem 0.95rem;
}

.page-body h2 {
  margin-top: 2.2rem;
  margin-bottom: 0.75rem;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.page-body h3 {
  margin-top: 1.4rem;
}

.card h2,
.card h3,
.person-card h2 {
  margin: 0 0 0.75rem;
  color: var(--ink);
  font-family: "Libre Franklin", "Aptos", sans-serif;
  font-size: clamp(1.05rem, 1.4vw, 1.22rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.card h2 a {
  color: var(--uf-blue);
  text-decoration: none;
}

.card h2 a:hover {
  color: var(--uf-orange);
}

.research-track-grid {
  margin-top: 1.2rem;
  align-items: stretch;
}

.research-track-card {
  position: relative;
  overflow: hidden;
  padding: 1.55rem;
  border-top: 0.42rem solid var(--uf-orange);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(234, 240, 255, 0.82)),
    radial-gradient(circle at top right, rgba(250, 70, 22, 0.13), transparent 13rem);
}

.research-track-card.applied-card {
  border-top-color: var(--uf-blue);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(255, 240, 233, 0.8)),
    radial-gradient(circle at top right, rgba(0, 33, 165, 0.11), transparent 13rem);
}

.research-track-card h2 {
  margin-bottom: 0.9rem;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(1.55rem, 2.4vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.research-track-card h2 a {
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

.research-track-card p {
  position: relative;
  z-index: 1;
}

.track-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.1rem 0;
}

.track-stats span {
  padding: 0.8rem;
  color: #33405a;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(0, 33, 165, 0.1);
  border-radius: 0.95rem;
  font-weight: 700;
}

.track-stats strong {
  display: block;
  color: var(--uf-blue);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.7rem;
  line-height: 1;
}

.track-points {
  margin: 0 0 1.1rem;
  padding-left: 1.15rem;
  color: var(--muted);
}

.track-points li {
  margin-bottom: 0.4rem;
}

.research-body h3#external-funded-projects,
.research-body h3#internal-funded-projects {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.75rem;
  color: var(--uf-blue);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.research-body h3#external-funded-projects::before,
.research-body h3#internal-funded-projects::before {
  content: "";
  width: 2.2rem;
  height: 0.22rem;
  background: var(--uf-orange);
  border-radius: 999px;
}

.callout h2 {
  color: var(--uf-blue);
  font-family: "Libre Franklin", "Aptos", sans-serif;
  font-size: clamp(1.35rem, 2vw, 1.65rem);
  letter-spacing: -0.015em;
}

.page-body ul,
.page-body ol {
  padding-left: 1.3rem;
}

.page-body li {
  margin-bottom: 0.6rem;
}

.list-card {
  display: block;
  color: var(--ink);
  text-decoration: none;
}

.list-card span {
  color: var(--uf-orange);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.list-card strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.1rem;
}

.callout {
  padding: 1.4rem;
  background: linear-gradient(135deg, var(--blue-soft), #fff);
}

.table-wrap {
  overflow-x: auto;
}

.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0 2rem;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 1rem;
  overflow: hidden;
}

.info-table th,
.info-table td {
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.info-table th {
  color: var(--uf-blue);
  background: var(--blue-soft);
}

.info-table tr:last-child td {
  border-bottom: 0;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0;
  list-style: none;
}

.pill-list li {
  margin: 0;
  padding: 0.45rem 0.75rem;
  color: var(--uf-blue);
  background: var(--orange-soft);
  border-radius: 999px;
  font-weight: 800;
}

.person-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.person-card .avatar {
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  margin-bottom: 1rem;
  color: #fff;
  background: linear-gradient(135deg, var(--uf-blue), var(--uf-orange));
  border-radius: 1.2rem;
  font-weight: 800;
}

.person-card .person-photo {
  display: block;
  width: 5.25rem;
  height: 5.25rem;
  margin-bottom: 1rem;
  object-fit: cover;
  border: 3px solid rgba(250, 70, 22, 0.22);
  border-radius: 1.35rem;
  box-shadow: 0 12px 30px rgba(0, 33, 165, 0.12);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0.25rem 0 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem 1rem;
  font-weight: 700;
}

@media (max-width: 1500px) {
  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 1120px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  h1 {
    max-width: 12ch;
  }
}

@media (max-width: 860px) {
  .nav-wrap,
  .hero,
  .section-grid,
  .highlight-band,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .nav-wrap,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .hero {
    padding-top: 3.5rem;
  }

  .cards.four,
  .cards.two {
    grid-template-columns: 1fr;
  }

  .track-stats {
    grid-template-columns: 1fr;
  }
}