@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,700&family=Manrope:wght@400;500;600;700;800&display=swap");

:root {
  --bg: #f4efe6;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: #ffffff;
  --text: #16202b;
  --muted: #5d6874;
  --border: rgba(22, 32, 43, 0.1);
  --shadow: 0 24px 60px rgba(32, 54, 78, 0.12);
  --brand: #103f67;
  --brand-soft: #dcecf8;
  --accent: #b55f33;
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --content-width: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(229, 238, 247, 0.85), transparent 32%),
    radial-gradient(circle at top right, rgba(223, 208, 188, 0.55), transparent 24%),
    linear-gradient(180deg, #f8f5ef 0%, #f2f6fb 55%, #eef1f5 100%);
}

img {
  max-width: 100%;
}

a {
  color: var(--brand);
  text-decoration: none;
  transition: color 180ms ease, opacity 180ms ease;
}

a:hover,
a:focus {
  color: var(--accent);
  text-decoration: none;
}

p,
li {
  line-height: 1.7;
}

.site-shell {
  padding: 28px 16px 56px;
}

.site-container {
  width: min(100%, var(--content-width));
  margin: 0 auto;
}

.lab-nav {
  position: sticky;
  top: 16px;
  z-index: 30;
  margin-bottom: 28px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: linear-gradient(120deg, rgba(31, 86, 134, 0.94), rgba(18, 42, 76, 0.94));
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.lab-nav .container-fluid {
  width: 100%;
  max-width: var(--content-width);
  padding: 14px 24px;
}

.navbar-brand {
  font-family: "Fraunces", serif;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.lab-nav .navbar-brand,
.lab-nav .nav-link {
  color: #ffffff !important;
}

.navbar-nav {
  gap: 0.4rem;
}

.nav-link {
  border-radius: 999px;
  padding: 0.6rem 0.95rem !important;
  font-weight: 600;
}

.lab-nav .nav-link:hover,
.lab-nav .nav-link:focus,
.lab-nav .nav-link.active {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff !important;
}

.navbar-toggler {
  border: 0;
  padding: 0.45rem 0.65rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.navbar-toggler:focus {
  outline: none;
  box-shadow: none;
}

.section-card,
#pubs > .row {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 32px;
}

.lab-hero {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.22), transparent 30%),
    linear-gradient(135deg, rgba(20, 67, 107, 0.97), rgba(36, 112, 152, 0.96));
  color: #ffffff;
}

.hero-grid {
  align-items: center;
}

.display-title {
  margin-bottom: 14px;
  font-family: "Fraunces", serif;
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.lead-text {
  max-width: 46rem;
  font-size: 1.06rem;
  color: rgba(255, 255, 255, 0.88);
}

.hero-links,
.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  font-weight: 700;
}

.hero-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.65rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  font-weight: 700;
}

.hero-link.primary {
  background: #ffffff;
  color: var(--brand);
}

.hero-link.primary:hover,
.hero-link.primary:focus {
  color: var(--brand);
}

.section-card {
  margin-top: 28px;
  padding: 28px 32px;
}

.section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-title {
  margin: 0;
  font-family: "Fraunces", serif;
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
  letter-spacing: -0.03em;
}

.section-subtitle {
  margin: 0;
  color: var(--muted);
}

.pub-toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pub-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--text);
  font-weight: 700;
}

.pub-toggle:hover {
  border-color: rgba(16, 63, 103, 0.2);
  background: #ffffff;
}

.pub-toggle-active {
  border-color: transparent;
  background: var(--brand);
  color: #ffffff !important;
}

#pubs {
  margin-top: 22px;
}

#pubs > .row {
  margin-top: 0 !important;
  margin-bottom: 18px;
  padding: 22px 18px;
}

#pubs img {
  width: 100%;
  max-height: 220px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.publication-row {
  align-items: flex-start;
}

.publication-title {
  margin-bottom: 0.6rem;
  font-size: 1.1rem;
}

.publication-copy > div,
.publication-copy > p {
  margin-bottom: 0.45rem;
}

.publication-topic-section + .publication-topic-section {
  margin-top: 34px;
}

.publication-topic-heading {
  margin: 6px 0 18px;
  font-family: "Fraunces", serif;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

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

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

.feature-card,
.project-card,
.member-card,
.gallery-card,
.info-card,
.cta-banner {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(32, 54, 78, 0.08);
}

.feature-card,
.project-card,
.member-card,
.gallery-card,
.info-card {
  padding: 22px;
}

.feature-card img,
.project-card img,
.gallery-card img,
.info-card img {
  width: 100%;
  border-radius: var(--radius-md);
}

.feature-card img,
.project-card img {
  height: 190px;
  object-fit: contain;
}

.gallery-card img,
.info-card img {
  object-fit: cover;
}

.feature-card h3,
.project-card h3,
.info-card h3,
.member-name {
  margin: 16px 0 10px;
  font-family: "Fraunces", serif;
  font-size: 1.25rem;
}

.feature-card p,
.project-card p,
.info-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.project-link {
  display: inline-block;
  margin-top: 14px;
  font-weight: 700;
}

.is-collapsed {
  display: none;
}

.profile-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

.profile-avatar {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  border: 6px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 44px rgba(28, 47, 70, 0.18);
}

.member-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.member-card {
  text-align: center;
}

.member-card img {
  width: min(160px, 100%);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 14px;
}

.member-role {
  color: var(--muted);
  font-weight: 600;
}

.social-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.gallery-card img {
  height: 280px;
}

.alumni-list,
.opportunity-list {
  margin: 0;
  padding-left: 1.25rem;
}

.alumni-list li,
.opportunity-list li {
  margin-bottom: 0.85rem;
}

.cta-banner {
  margin-top: 28px;
  padding: 28px 32px;
  text-align: center;
  background: linear-gradient(135deg, #163c60, #326e9b);
  color: #ffffff;
}

.cta-banner a {
  color: #ffffff;
  text-decoration: underline;
}

.opportunity-box {
  padding: 20px 22px;
  border-left: 4px solid var(--accent);
}

.page-spacer {
  height: 36px;
}

@media (max-width: 991.98px) {
  .lab-nav {
    border-radius: 28px;
  }

  .lab-nav .container-fluid {
    padding: 16px 18px;
  }

  .navbar-collapse {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.16);
  }

  .navbar-nav {
    align-items: flex-start;
  }

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

@media (max-width: 767.98px) {
  .site-shell {
    padding: 18px 12px 44px;
  }

  .section-card,
  .hero-card,
  .cta-banner {
    padding: 22px 18px;
    border-radius: 24px;
  }

  .pub-toggle-row,
  .hero-links,
  .pill-row {
    flex-direction: column;
    align-items: stretch;
  }

  .pub-toggle,
  .hero-link,
  .meta-pill {
    width: 100%;
  }

  #pubs > .row {
    padding: 18px 14px;
  }

  .lab-grid,
  .lab-grid.two-up,
  .member-grid,
  .gallery-grid,
  .profile-layout {
    grid-template-columns: 1fr;
  }

  .gallery-card img {
    height: 220px;
  }
}