:root {
  --color-black: #000;
  --color-white: #fff;
  --color-ink: #111;
  --color-muted: #5a5a5a;
  --color-border: #d9dde3;
  --color-surface: #f7f8fa;
  --color-navy: #0b1f3a;
  --color-navy-hover: #12345a;
  --color-navy-soft: #e8eef6;
  --color-success: #17633a;
  --color-warning: #8a5a00;
  --color-danger: #8a1f11;
  --radius: 8px;
  --max: 1180px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--color-ink);
  background: var(--color-white);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  letter-spacing: 0;
}

a { color: var(--color-navy); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--color-navy-hover); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--color-navy);
  color: white;
  padding: 8px 10px;
  z-index: 20;
}
.skip-link:focus { left: 8px; }

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: rgba(255,255,255,0.97);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 22px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
}

.brand {
  font-size: 21px;
  font-weight: 750;
  color: var(--color-navy);
  text-decoration: none;
}

.main-nav,
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.main-nav a,
.footer-nav a {
  color: var(--color-ink);
  text-decoration: none;
  font-size: 14px;
}

.main-nav a[aria-current="page"],
.main-nav a:hover,
.footer-nav a:hover {
  color: var(--color-navy);
  text-decoration: underline;
}

.nav-action {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-navy);
  border-radius: 6px;
  padding: 6px 12px;
  background: var(--color-navy);
  color: white;
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
}

.nav-action:hover { background: var(--color-navy-hover); color: white; }

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 42px 22px 56px;
}

.page-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 24px;
  margin-bottom: 30px;
}

.hero {
  min-height: calc(100vh - 165px);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 42px;
  align-items: center;
  padding-bottom: 38px;
}

.eyebrow {
  color: var(--color-muted);
  font-size: 14px;
  margin: 0 0 12px;
}

h1 {
  font-size: 42px;
  line-height: 1.12;
  margin: 0 0 18px;
  font-weight: 760;
  max-width: 840px;
}

h2 {
  font-size: 24px;
  line-height: 1.25;
  margin: 0 0 12px;
}

h3 {
  font-size: 17px;
  line-height: 1.3;
  margin: 0 0 8px;
}

.lead {
  font-size: 18px;
  color: var(--color-muted);
  max-width: 760px;
  margin: 0 0 24px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  border: 1px solid var(--color-navy);
  padding: 8px 14px;
  font-weight: 650;
  text-decoration: none;
}

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

.button.secondary {
  background: white;
  color: var(--color-navy);
}

.status-board,
.panel,
.source-table,
.workspace-preview {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: white;
}

.status-board {
  padding: 18px;
}

.status-grid,
.card-grid,
.section-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric {
  border-top: 3px solid var(--color-navy);
  background: var(--color-surface);
  padding: 12px;
  border-radius: 6px;
}

.metric strong {
  display: block;
  font-size: 26px;
  line-height: 1;
  color: var(--color-navy);
}

.metric span {
  display: block;
  margin-top: 6px;
  color: var(--color-muted);
  font-size: 13px;
}

.section {
  padding: 34px 0 0;
}

.panel {
  padding: 18px;
}

.panel.compact {
  padding: 14px;
}

.panel p,
.panel li,
.source-table td {
  color: var(--color-muted);
}

.panel ul,
.panel ol {
  margin: 10px 0 0;
  padding-left: 20px;
}

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

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

.module-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.module-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px;
  background: white;
}

.module-card h3 {
  margin-bottom: 6px;
}

.module-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

.taxonomy-list {
  column-count: 3;
  column-gap: 28px;
  margin: 12px 0 0;
  padding-left: 20px;
}

.taxonomy-list li {
  break-inside: avoid;
  margin: 0 0 6px;
  color: var(--color-muted);
}

.filter-bar {
  display: grid;
  grid-template-columns: minmax(220px, 1.2fr) minmax(180px, 0.8fr) minmax(180px, 0.8fr);
  gap: 10px;
  margin: 16px 0;
}

.filter-bar input,
.filter-bar select {
  min-height: 40px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 10px;
  background: white;
  color: var(--color-ink);
  font: inherit;
}

.section-note {
  color: var(--color-muted);
  margin: 0 0 14px;
}

.source-table caption {
  text-align: left;
  font-weight: 700;
  margin: 0 0 8px;
}

.mini-kicker {
  color: var(--color-muted);
  font-size: 13px;
  margin-bottom: 5px;
}

.workspace-preview {
  overflow: hidden;
}

.workspace-top {
  min-height: 44px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 14px;
}

.workspace-search {
  margin-left: auto;
  min-height: 28px;
  width: 42%;
  border: 1px solid var(--color-border);
  border-radius: 5px;
  background: var(--color-surface);
  color: var(--color-muted);
  display: flex;
  align-items: center;
  padding: 0 10px;
  font-size: 13px;
}

.workspace-body {
  display: grid;
  grid-template-columns: 180px 1fr;
}

.workspace-side {
  border-right: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 12px;
}

.workspace-side a {
  display: block;
  border-radius: 5px;
  padding: 7px 8px;
  color: var(--color-ink);
  text-decoration: none;
  font-size: 14px;
}

.workspace-side a.active {
  background: var(--color-navy);
  color: white;
}

.workspace-main {
  padding: 16px;
}

.source-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  font-size: 14px;
}

.source-table th,
.source-table td {
  border-bottom: 1px solid var(--color-border);
  padding: 10px 11px;
  text-align: left;
  vertical-align: top;
}

.source-table th {
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: 13px;
}

.badge {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 2px 8px;
  color: var(--color-muted);
  font-size: 12px;
  white-space: nowrap;
}

.badge.good {
  border-color: #b7d8c4;
  color: var(--color-success);
  background: #f3fbf6;
}

.badge.warn {
  border-color: #e6d4ad;
  color: var(--color-warning);
  background: #fff8e9;
}

.timeline {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.timeline-item {
  border-left: 3px solid var(--color-navy);
  padding-left: 12px;
}

.timeline-item strong {
  display: block;
}

.timeline-item span {
  color: var(--color-muted);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 22px;
}

.footer-shell {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--color-muted);
  font-size: 14px;
}

@media (max-width: 920px) {
  .nav-shell,
  .hero,
  .workspace-body,
  .status-grid,
  .card-grid,
  .section-grid,
  .module-grid,
  .filter-bar {
    grid-template-columns: 1fr;
  }

  .taxonomy-list {
    column-count: 2;
  }

  .workspace-search {
    width: 100%;
    margin-left: 0;
  }

  h1 { font-size: 32px; }
}

@media (max-width: 640px) {
  .page { padding: 28px 16px 42px; }
  .nav-shell { padding: 12px 16px; }
  .main-nav { gap: 10px; }
  h1 { font-size: 28px; }
  .source-table { display: block; overflow-x: auto; }
  .taxonomy-list { column-count: 1; }
}