@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Libre+Franklin:wght@400;500;600&display=swap');

:root {
  --cream: #F7F4EE;
  --paper: #FFFDF8;
  --ink: #24302D;
  --green: #214E46;
  --green-2: #386A5E;
  --sage: #A8B7A5;
  --rust: #A65A3A;
  --gold: #C79B58;
  --line: #DED8CC;
  --muted: #66726E;
  --shadow: 0 10px 30px rgba(36, 48, 45, 0.08);
  --radius: 18px;
}

html {
  scroll-behavior: smooth;
}

.quarto-title-block {
  display: none;
}

.home .quarto-title-block {
  max-width: 1180px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.home-title {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem 1.5rem 0;
}

.home-title h1 {
  font-size: 5rem;
  margin: 0;
}

body {
  background: var(--cream);
  color: var(--ink);
  font-family: "Libre Franklin", Arial, sans-serif;
  font-size: 1.02rem;
  line-height: 1.65;
}

h1, h2, h3, h4, .navbar-brand {
  font-family: "DM Sans", Arial, sans-serif;
  color: var(--ink);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 5.6rem);
  line-height: 1.02;
  font-weight: 700;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 4rem);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  margin-top: 0;
  font-weight: 700;
}

h3 {
  font-size: 1.35rem;
  font-weight: 600;
}

a {
  color: var(--green);
}

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

.navbar {
  background: rgba(247, 244, 238, 0.96) !important;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.25rem;
}

.navbar-nav .nav-link {
  font-family: "DM Sans", Arial, sans-serif;
  font-weight: 500;
}

.page-layout-custom .content {
  max-width: 100%;
  padding: 0;
}

main.content {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem 1.5rem 5rem;
}

.home main.content {
  max-width: none;
  padding: 0;
}

.hero {
  min-height: 76vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: stretch;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: clamp(3rem, 7vw, 7rem);
  padding-bottom: clamp(3rem, 7vw, 7rem);
  padding-left: max(
    1.5rem,
    calc((100vw - 1180px) / 2)
  );
  padding-right: clamp(2rem, 5vw, 5rem);
}

.eyebrow {
  color: var(--rust);
  font-family: "DM Sans", Arial, sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero h1 {
  max-width: 880px;
  margin-bottom: 1.5rem;
}

.hero p {
  max-width: 720px;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  color: var(--muted);
}

.hero-image {
  min-height: 520px;
  background:
    linear-gradient(rgba(33,78,70,0.12), rgba(33,78,70,0.12)),
    url("images/04hs-dairy-air-superJumbo.jpg") 35% center/cover no-repeat;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.7rem;
}

.button-primary,
.button-secondary {
  display: inline-block;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.85rem 1.25rem;
  font-family: "DM Sans", Arial, sans-serif;
  font-weight: 600;
  transition: 0.2s ease;
}

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

.button-primary:hover {
  background: var(--green-2);
  color: white;
  transform: translateY(-1px);
}

.button-secondary {
  border: 1px solid var(--green);
  color: var(--green);
  background: transparent;
}

.button-secondary:hover {
  background: #edf2ef;
  color: var(--green);
}

.section {
  padding: clamp(4rem, 8vw, 7rem) clamp(1.5rem, 7vw, 7rem);
}

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.section.alt {
  background: var(--paper);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2.25rem;
}

.section-heading p {
  color: var(--muted);
  font-size: 1.12rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.7rem;
  box-shadow: none;
  transition: 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.alt .card {
  background: var(--cream);
}

.card-kicker {
  color: var(--rust);
  font-family: "DM Sans", Arial, sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.09em;
}

.card p {
  color: var(--muted);
}

.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.feature-image {
  min-height: 360px;
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(33,78,70,0.06), rgba(33,78,70,0.06)),
    url("images/dairy-cow.jpg") center/cover no-repeat;
}

.news-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.news-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.news-date {
  color: var(--muted);
  font-family: "DM Sans", Arial, sans-serif;
  font-size: 0.9rem;
}

.page-hero {
  padding: 3.5rem 0 2rem;
  max-width: 860px;
}

.page-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.3rem);
  margin-bottom: 1rem;
}

.page-hero p {
  color: var(--muted);
  font-size: 1.2rem;
}

.research-section,
.person-row,
.join-section,
.contact-grid,
.publication-list {
  margin-top: 2.5rem;
}

.research-block {
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--line);
}

.research-block:first-child {
  border-top: none;
}

.research-block p {
  max-width: 800px;
  color: var(--muted);
}

.person-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 380px));
  gap: 1.5rem;
}

.person-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.person-photo {
  aspect-ratio: 4 / 3;
  width: 100%;
  object-fit: cover;
  background: #e6e1d8;
}

.person-info {
  padding: 1.35rem;
}

.person-role {
  color: var(--rust);
  font-family: "DM Sans", Arial, sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
}

.publication {
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}

.publication:first-child {
  border-top: none;
}

.publication-title {
  font-weight: 600;
}

.publication-meta {
  color: var(--muted);
  margin-top: 0.25rem;
}

.callout-box {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--rust);
  border-radius: 14px;
  padding: 1.4rem 1.5rem;
  margin: 1.5rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.contact-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.page-footer {
  background: #173A34 !important;
  color: #F7F4EE !important;
  border-top: none !important;
}

.page-footer a {
  color: #F7F4EE !important;
}

@media (max-width: 900px) {
  .hero,
  .feature,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-image {
    min-height: 360px;
  }

  .card-grid,
  .person-grid {
    grid-template-columns: 1fr;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
}


/* Top navigation tabs */
.navbar {
  background: var(--green) !important;
  border-bottom: 1px solid var(--green-2);
  min-height: 68px;
}

.navbar .container-fluid,
.navbar .navbar-container {
  max-width: 1180px;
  margin: 0 auto;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--cream) !important;
}

.navbar-brand:hover {
  color: white !important;
}

.navbar-nav {
  gap: 0.15rem;
}

.navbar-nav .nav-link {
  font-family: "DM Sans", Arial, sans-serif;
  font-weight: 500;
  color: var(--cream) !important;
  padding: 0.65rem 0.85rem !important;
  border-radius: 8px;
}

.navbar-nav .nav-link:hover {
  background: rgba(255, 255, 255, 0.12);
  color: white !important;
}

.navbar-nav .nav-link.active {
  color: white !important;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.16);
}

.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.45);
}

.navbar-toggler-icon {
  filter: brightness(0) invert(1);
}

/* GitHub icon / right-side navbar icons */

.navbar .quarto-navbar-tools a {
  color: var(--cream) !important;
}

.navbar .quarto-navbar-tools a:hover {
  color: white !important;
}

.publication-note {
  color: var(--muted);
  font-size: 0.88rem;
  margin-top: 0.4rem;
}

.publication-award {
  color: var(--rust);
  font-family: "DM Sans", Arial, sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 0.4rem;
}