:root {
  color-scheme: light;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --color-ink: #10231b;
  --color-ink-strong: #061511;
  --color-muted: #5a6a61;
  --color-muted-strong: #3f5148;
  --color-soft: #f7f8f4;
  --color-soft-2: #eef3ed;
  --color-surface: #ffffff;
  --color-surface-raised: rgba(255, 255, 255, 0.96);
  --color-line: #dfe8df;
  --color-line-strong: #cbd9cf;
  --color-green-950: #062416;
  --color-green-900: #0a321f;
  --color-green-800: #12452d;
  --color-green-700: #17633f;
  --color-green-600: #248154;
  --color-mint: #e8f5ea;
  --color-mint-strong: #cdebd3;
  --color-sage: #edf2e8;
  --color-gold: #d6a72a;
  --color-gold-soft: #fff6d7;
  --color-blue: #2866a6;
  --color-blue-soft: #e7f0fb;
  --color-clay: #8b5e3c;
  --color-clay-soft: #f5ece4;
  --color-indigo: #334a70;
  --color-indigo-soft: #e9eef6;
  --color-alert: #a24e12;
  --color-alert-soft: #fff0df;
  --shadow-xs: 0 4px 12px rgba(9, 49, 31, 0.06);
  --shadow-sm: 0 10px 24px rgba(9, 49, 31, 0.08);
  --shadow-md: 0 20px 48px rgba(9, 49, 31, 0.13);
  --shadow-focus: 0 0 0 4px rgba(40, 102, 166, 0.18);
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --max-shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #fbfcf8 0%, var(--color-soft) 34%, var(--color-soft-2) 100%);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

a,
button,
input,
select,
textarea {
  outline-color: transparent;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
  box-shadow: var(--shadow-focus);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: 0;
  color: var(--color-ink-strong);
}

h1 {
  font-size: clamp(2.4rem, 4vw, 4.9rem);
  max-width: 880px;
}

h2 {
  font-size: clamp(1.6rem, 2vw, 2.35rem);
}

h3 {
  font-size: 1.05rem;
}

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

.shell {
  width: min(var(--max-shell), calc(100% - 32px));
  margin-inline: auto;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--color-green-900);
  color: #fff;
  transform: translateY(-160%);
  transition: transform 0.18s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--color-green-700);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-gold);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 800;
  text-decoration: none;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background-color 0.18s ease,
    box-shadow 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-xs);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-green-800), var(--color-green-700));
  color: #fff;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-green-900), var(--color-green-700));
}

.btn-secondary {
  border-color: var(--color-line-strong);
  background: #fff;
  color: var(--color-green-900);
}

.btn-secondary:hover {
  border-color: rgba(40, 102, 166, 0.38);
  color: var(--color-indigo);
}

.btn-quiet {
  background: var(--color-mint);
  color: var(--color-green-900);
}

.btn-quiet:hover {
  background: var(--color-indigo-soft);
  color: var(--color-indigo);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: max-content;
  max-width: 100%;
  min-height: 28px;
  padding: 5px 9px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: #fff;
  color: var(--color-green-900);
  font-size: 0.78rem;
  font-weight: 800;
}

.status::before {
  content: "";
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: currentColor;
}

.status[data-tone="review"] {
  background: var(--color-gold-soft);
  color: #765a08;
}

.status[data-tone="mapped"] {
  background: var(--color-blue-soft);
  color: var(--color-blue);
}

.status[data-tone="safe"] {
  background: var(--color-mint);
  color: var(--color-green-700);
}

.status[data-tone="locked"] {
  background: var(--color-alert-soft);
  color: var(--color-alert);
}

.card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface-raised);
  box-shadow: var(--shadow-sm);
}

.card,
.project-card,
.market-card,
.module-card,
.admin-command-card,
.admin-lane-card,
.integration-card,
.reference-card,
.field-form-card,
.satellite-source-card,
.geo-metric {
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

a.card:hover,
.project-card:hover,
.market-card:hover,
.module-card:hover,
.admin-command-card:hover,
.admin-lane-card:hover,
.integration-card:hover,
.reference-card:hover,
.field-form-card:hover,
.satellite-source-card:hover,
.geo-metric:hover {
  border-color: var(--color-line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.section-pad {
  padding: 72px 0;
}

.section-head {
  display: grid;
  gap: 10px;
  max-width: 760px;
  margin-bottom: 28px;
}

.section-head p {
  font-size: 1.04rem;
}

.grid {
  display: grid;
  gap: 18px;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 920px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .section-pad {
    padding: 48px 0;
  }
}