:root {
  --teal-900: #0a2b30;
  --teal-800: #0d3b43;
  --teal-700: #0f4c57;
  --teal-600: #136070;
  --teal-500: #177a8f;
  --teal-400: #2298b0;
  --teal-300: #4db8cc;
  --teal-100: #d0f0f7;
  --teal-50: #eef9fc;

  --slate-900: #1a2535;
  --slate-800: #233045;
  --slate-700: #2e3f5a;
  --slate-600: #3d526e;
  --slate-400: #6b82a0;
  --slate-200: #c8d4e3;
  --slate-100: #e6ecf4;
  --slate-50: #f4f7fb;

  --eucalyptus-600: #3d6b52;
  --eucalyptus-500: #4e8767;
  --eucalyptus-400: #6fad87;
  --eucalyptus-200: #b8d9c8;
  --eucalyptus-50: #eef6f1;

  --white: #ffffff;
  --body-text: #233045;
  --muted-text: #4a5e78;

  --font-heading: 'Inter', system-ui, sans-serif;
  --font-body: 'Source Serif 4', Georgia, serif;
  --font-ui: 'Inter', system-ui, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-card: 0 2px 12px rgba(10, 43, 48, 0.08), 0 1px 3px rgba(10, 43, 48, 0.06);
  --shadow-card-hover: 0 8px 32px rgba(10, 43, 48, 0.14), 0 2px 6px rgba(10, 43, 48, 0.08);

  --space-xs: clamp(0.5rem, 1vw, 0.75rem);
  --space-sm: clamp(0.75rem, 1.5vw, 1rem);
  --space-md: clamp(1rem, 2.5vw, 1.5rem);
  --space-lg: clamp(1.5rem, 4vw, 2.5rem);
  --space-xl: clamp(2.5rem, 6vw, 4.5rem);
  --space-2xl: clamp(4rem, 9vw, 7rem);
}


*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.0625rem);
  line-height: 1.72;
  color: var(--body-text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

a { color: inherit; text-decoration: none; }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.18;
  color: var(--slate-900);
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.125rem, 2.5vw, 1.4rem); }


.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
}


.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--radius-md);
  padding: 0.6rem 1.4rem;
  transition: background 0.18s, color 0.18s, border-color 0.18s, box-shadow 0.18s, opacity 0.18s;
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: var(--teal-500);
  color: var(--white);
  border-color: var(--teal-500);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--teal-700);
  border-color: var(--teal-700);
  outline: none;
}

.btn-outline {
  background: transparent;
  color: var(--teal-600);
  border-color: var(--teal-400);
}
.btn-outline:hover, .btn-outline:focus-visible {
  background: var(--teal-50);
  border-color: var(--teal-600);
  outline: none;
}

.btn-ghost {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.7);
  outline: none;
}

.btn-nav {
  background: var(--eucalyptus-500);
  color: var(--white);
  border-color: var(--eucalyptus-500);
  font-size: 0.875rem;
  padding: 0.45rem 1.1rem;
}
.btn-nav:hover, .btn-nav:focus-visible {
  background: var(--eucalyptus-600);
  border-color: var(--eucalyptus-600);
  outline: none;
}

.btn-lg { padding: 0.8rem 1.9rem; font-size: 1rem; }


.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--teal-900);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block: 0.85rem;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}
.site-logo:focus-visible { outline: 2px solid var(--teal-300); border-radius: var(--radius-sm); }

.logo-icon { width: 36px; height: 36px; flex-shrink: 0; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.logo-primary {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}
.logo-secondary {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--teal-300);
  letter-spacing: 0.03em;
}

.primary-nav ul {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.primary-nav a {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate-200);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  text-decoration: none;
}
.primary-nav a:hover, .primary-nav a:focus-visible {
  color: var(--white);
  background: rgba(255,255,255,0.07);
  outline: none;
}
.primary-nav a[aria-current="page"] {
  color: var(--teal-300);
  font-weight: 600;
}

.drawer-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.drawer-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
}

.drawer-overlay {
  display: none;
}


.hero {
  position: relative;
  min-height: clamp(480px, 70vh, 720px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 43, 48, 0.88) 0%,
    rgba(13, 59, 67, 0.75) 50%,
    rgba(15, 76, 87, 0.6) 100%
  );
}

.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 80px;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-block: var(--space-2xl);
  max-width: 760px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--eucalyptus-400);
  background: rgba(78, 135, 103, 0.18);
  border: 1px solid rgba(111, 173, 135, 0.35);
  border-radius: 100px;
  padding: 0.3rem 0.9rem;
  margin-bottom: 1.25rem;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
}

.hero-lead {
  font-family: var(--font-body);
  font-size: clamp(1.0625rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.82);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--teal-300);
  line-height: 1;
}

.stat-label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  font-weight: 500;
  letter-spacing: 0.03em;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.18);
}


.section-label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-500);
  margin-bottom: 0.6rem;
}

.section-lead {
  font-size: clamp(1rem, 1.8vw, 1.125rem);
  color: var(--muted-text);
  line-height: 1.7;
  max-width: 680px;
  margin-top: 0.75rem;
}


.access-section {
  padding-block: var(--space-xl);
  background: var(--slate-50);
  border-bottom: 1px solid var(--slate-100);
}

.access-section h2 {
  margin-top: 0.25rem;
}

.search-tool {
  margin-top: var(--space-lg);
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
}

.search-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.search-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.search-field label {
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--slate-700);
  letter-spacing: 0.01em;
}

.search-field select {
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  color: var(--body-text);
  background: var(--white);
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 0.6rem 0.9rem;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b82a0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.2rem;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.search-field select:focus {
  outline: none;
  border-color: var(--teal-400);
  box-shadow: 0 0 0 3px rgba(34, 152, 176, 0.15);
}

.search-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.search-note {
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  color: var(--slate-400);
  margin-top: 1rem;
  line-height: 1.5;
}


.datasets-section {
  padding-block: var(--space-2xl);
}

.datasets-section h2 {
  margin-top: 0.25rem;
}

.dataset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: var(--space-lg);
}

.dataset-card {
  background: var(--white);
  border: 1px solid var(--slate-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.22s, transform 0.22s;
  display: flex;
  flex-direction: column;
}
.dataset-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.dataset-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  flex-shrink: 0;
}

.dataset-card-body {
  padding: 1.4rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.dataset-tag {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal-600);
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  border-radius: 100px;
  display: inline-block;
  padding: 0.25rem 0.75rem;
  margin-bottom: 0.75rem;
  align-self: flex-start;
}

.dataset-card-body h3 {
  margin-bottom: 0.65rem;
  color: var(--slate-900);
}

.dataset-card-body p {
  font-size: 0.9375rem;
  color: var(--muted-text);
  line-height: 1.65;
  margin-bottom: 1rem;
}

.dataset-params {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}
.dataset-params li {
  font-family: var(--font-ui);
  font-size: 0.775rem;
  font-weight: 500;
  color: var(--slate-700);
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 0.2rem 0.6rem;
}

.card-link {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--teal-600);
  text-decoration: none;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color 0.15s;
}
.card-link:hover, .card-link:focus-visible {
  color: var(--teal-800);
  text-decoration: underline;
  outline: none;
}


.updates-section {
  padding-block: var(--space-2xl);
  background: var(--slate-50);
  border-top: 1px solid var(--slate-100);
  border-bottom: 1px solid var(--slate-100);
}

.updates-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}
.updates-header h2 { margin-top: 0.25rem; }

.updates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 860px) {
  .updates-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.update-card--featured {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.22s;
}
.update-card--featured:hover { box-shadow: var(--shadow-card-hover); }

.update-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  flex-shrink: 0;
}

.update-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.updates-secondary {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.update-item {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.4rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.22s;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.update-item:hover { box-shadow: var(--shadow-card-hover); }

.update-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.4rem;
}

.update-category {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--eucalyptus-600);
  background: var(--eucalyptus-50);
  border: 1px solid var(--eucalyptus-200);
  border-radius: 100px;
  padding: 0.2rem 0.65rem;
}

.update-meta time {
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  color: var(--slate-400);
}

.update-card-body h3,
.update-item h3 {
  font-size: clamp(1rem, 2vw, 1.15rem);
  margin-bottom: 0.5rem;
}

.update-card-body p,
.update-item p {
  font-size: 0.9375rem;
  color: var(--muted-text);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}

.update-item .card-link {
  margin-top: 0.25rem;
}


.agencies-section {
  padding-block: var(--space-2xl);
}

.agencies-section h2 {
  margin-top: 0.25rem;
  max-width: 700px;
}

.agencies-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  align-items: start;
}

@media (min-width: 860px) {
  .agencies-layout {
    grid-template-columns: 1fr 1fr;
  }
}

.agencies-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-card);
  position: sticky;
  top: 100px;
}

.agencies-list-wrap h3 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--teal-800);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.8125rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--teal-100);
  margin-top: var(--space-md);
}
.agencies-list-wrap h3:first-child { margin-top: 0; }

.agency-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.agency-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.9375rem;
}

.agency-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--teal-400);
  margin-top: 0.1rem;
}
.agency-icon svg { width: 20px; height: 20px; }

.agency-list li strong {
  font-family: var(--font-ui);
  font-weight: 600;
  color: var(--slate-800);
  display: block;
  margin-bottom: 0.15rem;
  font-size: 0.9375rem;
}

.agency-list li span {
  color: var(--muted-text);
  font-size: 0.875rem;
  line-height: 1.55;
}

.agency-list--cma {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.4rem 1rem;
}

.agency-list--cma li {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--slate-700);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cma-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--eucalyptus-400);
  flex-shrink: 0;
}


.cta-band {
  background: linear-gradient(135deg, var(--teal-800) 0%, var(--teal-600) 100%);
  padding-block: var(--space-xl);
}

.cta-band-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  align-items: center;
  justify-content: space-between;
}

.cta-band-text h2 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.cta-band-text p {
  color: rgba(255,255,255,0.78);
  font-size: 1rem;
  max-width: 540px;
  line-height: 1.65;
}

.cta-band-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  flex-shrink: 0;
}


.site-footer {
  background: var(--slate-900);
  color: var(--slate-200);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  padding-block: var(--space-xl);
}

@media (min-width: 700px) {
  .footer-inner {
    grid-template-columns: 2fr 1fr 1fr;
    align-items: start;
  }
}

.footer-brand .site-logo {
  margin-bottom: 1rem;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--slate-400);
  line-height: 1.65;
  max-width: 320px;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-nav a {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--slate-200);
  transition: color 0.15s;
}
.footer-nav a:hover, .footer-nav a:focus-visible {
  color: var(--teal-300);
  outline: none;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-contact h4 {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate-400);
  margin-bottom: 0.25rem;
}

.footer-contact a {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--teal-300);
  transition: color 0.15s;
}
.footer-contact a:hover, .footer-contact a:focus-visible {
  color: var(--white);
  outline: none;
}

.footer-contact span {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--slate-400);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: 1.1rem;
}

.footer-bottom span {
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  color: var(--slate-400);
}


:focus-visible {
  outline: 2px solid var(--teal-300);
  outline-offset: 2px;
}


@media (max-width: 720px) {
  .primary-nav { display: none; }

  .drawer-toggle {
    display: flex;
  }

  .hero-stats {
    gap: 1rem;
  }

  .stat-divider {
    display: none;
  }

  .updates-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-band-inner {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .search-row {
    grid-template-columns: 1fr;
  }
  .dataset-grid {
    grid-template-columns: 1fr;
  }
}



.about-hero {
  position: relative;
  min-height: clamp(320px, 45vh, 500px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.about-hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 50%;
}

.about-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 43, 48, 0.9) 0%,
    rgba(13, 59, 67, 0.78) 55%,
    rgba(15, 76, 87, 0.65) 100%
  );
}

.about-hero-content {
  position: relative;
  z-index: 2;
  padding-block: var(--space-2xl);
  max-width: 760px;
}

.about-hero-content h1 {
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.about-intro-section {
  padding-block: var(--space-2xl);
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (min-width: 860px) {
  .about-intro-grid {
    grid-template-columns: 1fr 420px;
    align-items: center;
  }
}

.about-intro-text h2 {
  margin-top: 0.3rem;
  margin-bottom: 1.1rem;
}

.about-intro-text p {
  color: var(--muted-text);
  margin-bottom: 1rem;
  line-height: 1.75;
}
.about-intro-text p:last-child { margin-bottom: 0; }

.about-intro-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-card);
}

.about-datasets-section {
  padding-block: var(--space-2xl);
  background: var(--slate-50);
  border-top: 1px solid var(--slate-100);
  border-bottom: 1px solid var(--slate-100);
}

.about-datasets-section h2 {
  margin-top: 0.3rem;
}

.about-datasets-list {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.about-dataset-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
}

@media (min-width: 860px) {
  .about-dataset-row {
    grid-template-columns: 340px 1fr;
  }
  .about-dataset-row--reverse {
    grid-template-columns: 1fr 340px;
  }
  .about-dataset-row--reverse .about-dataset-visual {
    order: 2;
  }
  .about-dataset-row--reverse .about-dataset-detail {
    order: 1;
  }
}

.about-dataset-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-card);
  flex-shrink: 0;
}

.about-dataset-detail h3 {
  margin-top: 0.6rem;
  margin-bottom: 0.75rem;
  color: var(--slate-900);
}

.about-dataset-detail p {
  color: var(--muted-text);
  font-size: 0.9375rem;
  line-height: 1.72;
  margin-bottom: 0.9rem;
}

.about-param-table-wrap {
  margin-top: 1.1rem;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
}

.about-param-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 0.875rem;
}

.about-param-table thead {
  background: var(--teal-900);
}

.about-param-table th {
  color: var(--teal-100);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-align: left;
  padding: 0.65rem 1rem;
  font-size: 0.8125rem;
  white-space: nowrap;
}

.about-param-table td {
  padding: 0.6rem 1rem;
  color: var(--body-text);
  border-top: 1px solid var(--slate-100);
  vertical-align: top;
  line-height: 1.55;
}

.about-param-table td:first-child {
  font-weight: 600;
  color: var(--teal-700);
  white-space: nowrap;
}

.about-param-table td:nth-child(2) {
  color: var(--slate-600);
  white-space: nowrap;
}

.about-param-table tbody tr:nth-child(even) {
  background: var(--slate-50);
}

.about-how-section {
  padding-block: var(--space-2xl);
}

.about-how-section h2 {
  margin-top: 0.3rem;
  max-width: 700px;
}

.how-steps {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 700px) {
  .how-steps {
    grid-template-columns: 1fr 1fr;
  }
}

.how-step {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--slate-100);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.how-step-num {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--teal-100);
  line-height: 1;
  flex-shrink: 0;
  min-width: 2.5rem;
}

.how-step-body h3 {
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
  color: var(--slate-900);
}

.how-step-body p {
  font-size: 0.9125rem;
  color: var(--muted-text);
  line-height: 1.68;
}

.about-users-section {
  padding-block: var(--space-2xl);
  background: var(--slate-50);
  border-top: 1px solid var(--slate-100);
  border-bottom: 1px solid var(--slate-100);
}

.about-users-section h2 {
  margin-top: 0.3rem;
}

.users-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin-top: var(--space-lg);
}

@media (min-width: 600px) {
  .users-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1000px) {
  .users-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.user-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.5rem 1.6rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.2s, transform 0.2s;
}
.user-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.user-card-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 0.9rem;
}
.user-card-icon svg {
  width: 32px;
  height: 32px;
}

.user-card h3 {
  font-size: 1rem;
  color: var(--slate-900);
  margin-bottom: 0.55rem;
}

.user-card p {
  font-size: 0.9rem;
  color: var(--muted-text);
  line-height: 1.65;
}

.about-open-section {
  padding-block: var(--space-2xl);
}

.about-open-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 860px) {
  .about-open-inner {
    grid-template-columns: 1fr 400px;
  }
}

.about-open-text h2 {
  margin-top: 0.3rem;
  margin-bottom: 1rem;
}

.about-open-text p {
  color: var(--muted-text);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.open-data-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 1.75rem;
  padding: 1.4rem 1.5rem;
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  border-radius: var(--radius-lg);
}

.open-fact {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.open-fact-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--teal-700);
  line-height: 1;
}

.open-fact-label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--teal-600);
  letter-spacing: 0.03em;
}

.about-open-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-card);
}



.contact-hero {
  background: linear-gradient(135deg, var(--teal-900) 0%, var(--teal-700) 60%, var(--teal-600) 100%);
  position: relative;
  padding-top: var(--space-2xl);
  padding-bottom: 0;
  overflow: hidden;
}

.contact-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 80% 50%, rgba(111,173,135,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.contact-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
  padding-bottom: var(--space-xl);
}

.contact-hero-inner .hero-badge {
  margin-bottom: 1.25rem;
}

.contact-hero-inner h1 {
  color: var(--white);
  font-size: clamp(1.75rem, 4.5vw, 2.9rem);
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
}

.contact-hero-wave {
  display: block;
  width: 100%;
  line-height: 0;
}

.contact-hero-wave svg {
  width: 100%;
  display: block;
}

.contact-channels-section {
  padding-block: var(--space-2xl);
  background: var(--slate-50);
}

.contact-channels-section h2 {
  margin-top: 0.25rem;
}

.contact-channels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: var(--space-lg);
}

.contact-channel-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.75rem 2rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: box-shadow 0.22s, transform 0.22s;
}

.contact-channel-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.contact-channel-card--primary {
  border-color: var(--teal-300);
  background: linear-gradient(160deg, var(--teal-50) 0%, var(--white) 60%);
}

.channel-icon-wrap {
  width: 44px;
  height: 44px;
  color: var(--teal-500);
  margin-bottom: 0.5rem;
  flex-shrink: 0;
}

.channel-icon-wrap svg {
  width: 44px;
  height: 44px;
}

.channel-tag {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal-600);
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  border-radius: 100px;
  display: inline-block;
  padding: 0.22rem 0.75rem;
  align-self: flex-start;
}

.channel-tag--slate {
  color: var(--slate-700);
  background: var(--slate-50);
  border-color: var(--slate-200);
}

.channel-tag--eucalyptus {
  color: var(--eucalyptus-600);
  background: var(--eucalyptus-50);
  border-color: var(--eucalyptus-200);
}

.contact-channel-card h3 {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--slate-900);
  margin-top: 0.25rem;
}

.contact-channel-card p {
  font-size: 0.9375rem;
  color: var(--muted-text);
  line-height: 1.65;
  flex: 1;
}

.channel-btn {
  margin-top: 0.5rem;
  align-self: flex-start;
}

.contact-info-section {
  padding-block: var(--space-2xl);
  border-top: 1px solid var(--slate-100);
}

.contact-info-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (min-width: 860px) {
  .contact-info-layout {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.contact-info-main h2 {
  margin-top: 0.25rem;
  max-width: 540px;
}

.contact-details-block {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-detail-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-detail-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal-600);
  margin-top: 0.1rem;
}

.contact-detail-icon svg {
  width: 18px;
  height: 18px;
  display: block;
}

.contact-detail-label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-400);
  display: block;
  margin-bottom: 0.2rem;
}

.contact-detail-value {
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 600;
  color: var(--slate-800);
  display: block;
}

.contact-detail-link {
  color: var(--teal-600);
  text-decoration: none;
  transition: color 0.15s;
}
.contact-detail-link:hover, .contact-detail-link:focus-visible {
  color: var(--teal-800);
  text-decoration: underline;
  outline: none;
}

.contact-detail-note {
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  color: var(--slate-400);
  display: block;
  margin-top: 0.15rem;
}

.contact-info-aside {
  position: sticky;
  top: 100px;
}

.contact-aside-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.contact-aside-img {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.contact-aside-body {
  padding: 1.5rem 1.5rem 1.75rem;
}

.contact-aside-body h3 {
  font-size: 1.1rem;
  margin-bottom: 0.65rem;
  color: var(--slate-900);
}

.contact-aside-body p {
  font-size: 0.9375rem;
  color: var(--muted-text);
  line-height: 1.65;
  margin-bottom: 1rem;
}

.contact-topics-section {
  padding-block: var(--space-2xl);
  background: var(--slate-50);
  border-top: 1px solid var(--slate-100);
  border-bottom: 1px solid var(--slate-100);
}

.contact-topics-section h2 {
  margin-top: 0.25rem;
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-top: var(--space-lg);
  max-width: 860px;
}

@media (min-width: 700px) {
  .faq-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.18s;
}

.faq-item[open] {
  box-shadow: var(--shadow-card-hover);
}

.faq-question {
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--slate-800);
  padding: 1.1rem 1.4rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  line-height: 1.4;
  transition: color 0.15s, background 0.15s;
}

.faq-question::-webkit-details-marker { display: none; }
.faq-question::marker { display: none; }

.faq-question::after {
  content: '';
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='M3 5.5l5 5 5-5' stroke='%236b82a0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.2s;
}

details[open] .faq-question::after {
  transform: rotate(180deg);
}

.faq-question:hover {
  color: var(--teal-700);
  background: var(--teal-50);
}

.faq-item[open] .faq-question {
  color: var(--teal-700);
  border-bottom: 1px solid var(--slate-100);
}

.faq-answer {
  padding: 1rem 1.4rem 1.3rem;
}

.faq-answer p {
  font-size: 0.9375rem;
  color: var(--muted-text);
  line-height: 1.7;
}

.faq-answer a {
  color: var(--teal-600);
  text-decoration: underline;
  transition: color 0.15s;
}
.faq-answer a:hover, .faq-answer a:focus-visible {
  color: var(--teal-800);
  outline: none;
}


/* pn-injected styles (links block, social bar, image fallback, photo credit) */

.pn-links-rail { box-sizing: border-box; width: 100%; max-width: 100%; margin: 0; padding: 1.1rem 1.25rem 1rem; border: 1px solid rgba(0,0,0,.14); border-top: 3px solid currentColor; background: rgba(0,0,0,.015); font-family: inherit; }
.pn-links-rail__head { font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; opacity: .8; margin: 0 0 .65rem; padding-bottom: .5rem; border-bottom: 1px solid rgba(0,0,0,.1); }
.pn-links-rail__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .5rem; }
.pn-links-rail__list li { line-height: 1.35; }
.pn-links-rail__list a { font-size: .92rem; color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.pn-links-rail__list a:hover { opacity: .75; }
@media (min-width: 1024px) {
  main:has(> .pn-links-rail) {
    max-width: min(1280px, calc(100vw - 3rem));
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    column-gap: 2.5rem;
    align-items: start;
    box-sizing: border-box;
  }
  main > .pn-links-rail {
    grid-column: 2;
    grid-row: 1 / span 999;
    position: sticky;
    top: 1.5rem;
    align-self: start;
  }
  main > .pn-links-hidden { grid-column: 1; grid-row: 1; }
}
@media (max-width: 1023px) {
  main > .pn-links-rail { margin: 1.5rem 0 1rem; }
}
.pn-links-hidden { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }

.pn-social { display: flex; align-items: center; gap: .65rem; flex-wrap: wrap; }
.pn-social__link { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; color: inherit; opacity: .82; transition: opacity .15s ease, transform .15s ease; text-decoration: none; }
.pn-social__link:hover { opacity: 1; transform: translateY(-1px); }
.pn-social__icon { display: block; width: 22px; height: 22px; }
.pn-social--header { justify-content: flex-end; margin: .35rem 1.25rem; }
.pn-social--footer { justify-content: center; margin: 0 auto .85rem; }
.pn-social--sidebar { justify-content: flex-start; margin: 0 0 1.25rem; }
@media (max-width: 720px) { .pn-social--header { justify-content: center; } }

.pn-links-rail{max-width:none;width:auto;margin:1.5rem auto .25rem;padding:0;border:none;background:none;text-align:center;}
.pn-links-rail__head{border:none;padding:0;margin:0 0 .5rem;font-size:.66rem;letter-spacing:.14em;opacity:.5;}
.pn-links-rail__list{flex-direction:row;justify-content:center;flex-wrap:wrap;gap:.35rem 1.15rem;}

.pn-photo{background-color:#e6e1d6;}

.pn-img-fallback{background:repeating-linear-gradient(135deg,#e6e1d6 0,#e6e1d6 10px,#efe9dd 10px,#efe9dd 20px);display:block;min-height:200px;width:100%;}

.pn-photo-credits{font-size:11px;line-height:1.5;opacity:.55;text-align:center;padding:10px 16px;}.pn-photo-credits a{color:inherit;}