:root {
  --ink: #102a43;
  --ink-soft: #486581;
  --surface: #ffffff;
  --surface-muted: #f4f7fb;
  --line: #d9e2ec;
  --teal: #007c7c;
  --teal-deep: #005b5b;
  --gold: #b7791f;
  --coral: #b84343;
  --navy: #102a43;
  --max-width: 1152px;
  --shadow: 0 12px 34px rgba(16, 42, 67, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: #f8fafc;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a { color: var(--teal-deep); text-underline-offset: 0.18em; }
a:hover { color: var(--ink); }

:focus-visible { outline: 3px solid #f4b942; outline-offset: 3px; }

.skip-link {
  position: absolute;
  top: -4rem;
  left: 1rem;
  z-index: 10;
  padding: 0.65rem 0.9rem;
  color: #fff;
  background: var(--navy);
}
.skip-link:focus { top: 1rem; }

.shell { width: min(var(--max-width), calc(100% - 2.5rem)); margin: 0 auto; }

.site-header {
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(12px);
}

.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.7rem; }
.brand { display: inline-flex; align-items: center; gap: 0.7rem; color: var(--ink); font-weight: 800; letter-spacing: -0.025em; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 2rem; height: 2rem; color: #fff; background: var(--teal); border-radius: 0.42rem; font-size: 0.72rem; letter-spacing: 0.04em; }

.site-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 0.1rem 0.55rem; }
.site-nav a { padding: 0.35rem 0.45rem; color: var(--ink-soft); font-size: 0.89rem; font-weight: 650; text-decoration: none; border-bottom: 2px solid transparent; }
.site-nav a[aria-current="page"], .site-nav a:hover { color: var(--ink); border-bottom-color: var(--teal); }

.hero { padding: clamp(3.2rem, 7vw, 6rem) 0 3.7rem; background: linear-gradient(122deg, #edf7f7 0%, #ffffff 60%, #f7f3ea 100%); border-bottom: 1px solid var(--line); }
.eyebrow { margin: 0 0 0.8rem; color: var(--teal-deep); font-size: 0.74rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
h1, h2, h3 { color: var(--ink); letter-spacing: -0.035em; line-height: 1.12; }
h1 { max-width: 16ch; margin: 0; font-size: clamp(2.35rem, 5vw, 4.75rem); }
h2 { margin: 0; font-size: clamp(1.65rem, 2.5vw, 2.4rem); }
h3 { margin: 0; font-size: 1.08rem; }
.hero-copy { max-width: 47rem; margin: 1.25rem 0 0; color: #334e68; font-size: clamp(1.05rem, 1.8vw, 1.32rem); }
.hero-meta { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.5rem; }
.pill { display: inline-flex; align-items: center; min-height: 1.9rem; padding: 0.18rem 0.65rem; color: #334e68; background: #fff; border: 1px solid var(--line); border-radius: 999px; font-size: 0.78rem; font-weight: 700; }

main { padding: 4rem 0 5rem; }
.section { margin-top: 4.5rem; }
.section:first-child { margin-top: 0; }
.section-header { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 1.45rem; }
.section-intro { max-width: 42rem; margin: 0.65rem 0 0; color: var(--ink-soft); }

.grid { display: grid; gap: 1.15rem; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { padding: 1.4rem; background: var(--surface); border: 1px solid var(--line); border-radius: 0.8rem; box-shadow: var(--shadow); }
.card p:last-child { margin-bottom: 0; }
.card-topline { color: var(--teal-deep); font-size: 0.74rem; font-weight: 800; letter-spacing: 0.085em; text-transform: uppercase; }
.card-number { display: block; margin: 0.6rem 0 0.2rem; color: var(--ink); font-size: 2.2rem; font-weight: 800; letter-spacing: -0.055em; line-height: 1; }
.card-description { margin: 0.4rem 0 0; color: var(--ink-soft); font-size: 0.92rem; }
.card-link { display: inline-block; margin-top: 1rem; font-weight: 750; }

.decision-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.95fr); gap: 1.2rem; }
.decision-list { padding: 0; margin: 0; list-style: none; counter-reset: decision; }
.decision-list li { position: relative; min-height: 5rem; padding: 0 0 1.15rem 3.15rem; color: var(--ink-soft); }
.decision-list li::before { content: counter(decision); counter-increment: decision; position: absolute; left: 0; display: grid; place-items: center; width: 2rem; height: 2rem; color: var(--teal-deep); background: #e2f2f2; border-radius: 50%; font-size: 0.8rem; font-weight: 800; }
.decision-list strong { display: block; margin-bottom: 0.15rem; color: var(--ink); }
.note { padding: 1.2rem 1.35rem; color: #334e68; background: #f7fbfb; border-left: 4px solid var(--teal); border-radius: 0.2rem; }
.note strong { color: var(--ink); }

.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.9rem; }
.kpi { padding: 1.05rem; background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--teal); border-radius: 0.6rem; }
.kpi.warn { border-top-color: var(--gold); }
.kpi.alert { border-top-color: var(--coral); }
.kpi .value { display: block; margin: 0.32rem 0; font-size: 1.8rem; font-weight: 800; letter-spacing: -0.045em; line-height: 1; }
.kpi .label { color: var(--ink-soft); font-size: 0.85rem; font-weight: 650; }
.kpi small { display: block; color: var(--ink-soft); font-size: 0.72rem; }

.chart-card { padding: 1.4rem; background: #fff; border: 1px solid var(--line); border-radius: 0.8rem; box-shadow: var(--shadow); }
.chart-card h3 { margin-bottom: 0.35rem; }
.chart-note { margin: 0 0 1.35rem; color: var(--ink-soft); font-size: 0.86rem; }
.bar-chart { display: grid; gap: 0.8rem; }
.bar-row { display: grid; grid-template-columns: minmax(7rem, 1fr) minmax(10rem, 2.4fr) auto; align-items: center; gap: 0.8rem; }
.bar-label { color: #334e68; font-size: 0.84rem; font-weight: 700; }
.bar-track { overflow: hidden; height: 1.05rem; background: #eaf0f5; border-radius: 999px; }
.bar { display: block; min-width: 0.35rem; height: 100%; background: var(--teal); border-radius: inherit; }
.bar.gold { background: var(--gold); }
.bar.coral { background: var(--coral); }
.bar-value { color: var(--ink); font-size: 0.82rem; font-variant-numeric: tabular-nums; font-weight: 800; }

.stacked-key { display: flex; flex-wrap: wrap; gap: 0.8rem; margin: 0.9rem 0 1.1rem; color: var(--ink-soft); font-size: 0.78rem; }
.key { display: inline-flex; align-items: center; gap: 0.35rem; }
.key::before { width: 0.72rem; height: 0.72rem; content: ""; background: var(--teal); border-radius: 2px; }
.key.male::before { background: var(--gold); }
.stacked-chart { display: grid; gap: 0.82rem; }
.stacked-row { display: grid; grid-template-columns: minmax(8rem, 1.2fr) minmax(9rem, 2.3fr) auto; align-items: center; gap: 0.8rem; }
.stack { display: flex; overflow: hidden; height: 1rem; background: #eaf0f5; border-radius: 999px; }
.stack .female { background: var(--teal); }
.stack .male { background: var(--gold); }

.definition-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 0.75rem; overflow: hidden; }
.definition-grid div { padding: 1.05rem 1.15rem; border-right: 1px solid var(--line); }
.definition-grid div:last-child { border-right: 0; }
dt { color: var(--ink); font-size: 0.86rem; font-weight: 800; }
dd { margin: 0.35rem 0 0; color: var(--ink-soft); font-size: 0.86rem; }

.playbook { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: 0.75rem; overflow: hidden; box-shadow: var(--shadow); }
.playbook caption { padding: 0 0 0.85rem; color: var(--ink); text-align: left; font-weight: 800; }
.playbook th, .playbook td { padding: 0.9rem; vertical-align: top; text-align: left; border-bottom: 1px solid var(--line); }
.playbook th { color: #fff; background: var(--navy); font-size: 0.76rem; letter-spacing: 0.04em; text-transform: uppercase; }
.playbook td { color: #486581; font-size: 0.84rem; }
.playbook td:first-child { color: var(--ink); font-weight: 700; }
.playbook tr:last-child td { border-bottom: 0; }

.evidence { overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: 0.75rem; }
.evidence summary { padding: 1rem 1.2rem; cursor: pointer; color: var(--ink); font-weight: 800; }
.evidence figure { margin: 0; padding: 0 1.2rem 1.2rem; }
.evidence img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.evidence figcaption { padding-top: 0.7rem; color: var(--ink-soft); font-size: 0.8rem; }

.source-line { margin: 1rem 0 0; color: var(--ink-soft); font-size: 0.78rem; }
.report-tabs { display: flex; gap: 0.65rem; margin: 1.4rem 0 2rem; border-bottom: 1px solid var(--line); }
.report-tabs button { padding: 0.7rem 0.85rem; color: var(--ink-soft); background: transparent; border: 0; border-bottom: 3px solid transparent; font: inherit; font-weight: 800; cursor: pointer; }
.report-tabs button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--teal); }
.report-sheet[hidden] { display: none; }
.report-sheet > .section:first-child { margin-top: 0; }
.chart-host { min-height: 7rem; margin-top: 1rem; }
.chart-host canvas { display: block; max-width: 100%; }
.data-bar-chart { display: grid; gap: 0.72rem; }
.data-bar-row { display: grid; grid-template-columns: minmax(7.5rem, 1fr) minmax(8rem, 2.4fr) auto; align-items: center; gap: 0.72rem; }
.data-bar-label { color: #334e68; font-size: 0.84rem; font-weight: 720; }
.data-bar-track, .stacked-track { display: flex; overflow: hidden; height: 1.1rem; background: #eaf0f5; border-radius: 999px; }
.data-bar-fill { display: block; min-width: 0; height: 100%; border-radius: inherit; background: var(--teal); }
.data-bar-fill.teal { background: var(--teal); }
.data-bar-fill.gold { background: var(--gold); }
.data-bar-fill.coral { background: var(--coral); }
.data-bar-fill.navy { background: var(--navy); }
.data-bar-fill.slate { background: #486581; }
.data-bar-value { color: var(--ink); font-size: 0.84rem; font-variant-numeric: tabular-nums; }
.chart-key { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 0.35rem 0 0.9rem; }
.key::before { background: var(--teal); }
.key.gold::before { background: var(--gold); }
.key.coral::before { background: var(--coral); }
.key.navy::before { background: var(--navy); }
.key.slate::before { background: #486581; }
.grouped-chart { display: grid; gap: 0.9rem; }
.grouped-row { display: grid; grid-template-columns: minmax(7.5rem, 1fr) minmax(11rem, 2.4fr); gap: 0.72rem; align-items: start; }
.grouped-bars { display: grid; gap: 0.38rem; }
.grouped-item { display: grid; grid-template-columns: minmax(7rem, 1fr) auto; gap: 0.5rem; align-items: center; color: var(--ink); font-size: 0.78rem; }
.grouped-track { display: block; overflow: hidden; height: 0.74rem; background: #eaf0f5; border-radius: 999px; }
.grouped-track .data-bar-fill { height: 100%; }
.donut-layout { display: flex; align-items: center; flex-wrap: wrap; gap: 1.35rem; }
.donut-ring { display: grid; place-items: center; width: 9.25rem; aspect-ratio: 1; border-radius: 50%; position: relative; }
.donut-ring::after { position: absolute; width: 5.55rem; aspect-ratio: 1; content: ""; background: #fff; border-radius: 50%; }
.donut-ring span { position: relative; z-index: 1; color: var(--ink); font-weight: 850; font-size: 0.92rem; text-align: center; }
.donut-key { display: grid; gap: 0.5rem; min-width: 12rem; margin: 0; padding: 0; list-style: none; color: #486581; font-size: 0.84rem; }
.donut-key li { display: grid; grid-template-columns: 0.75rem 1fr auto; gap: 0.42rem; align-items: center; }
.donut-key li span { width: 0.75rem; height: 0.75rem; border-radius: 2px; }
.donut-key strong { color: var(--ink); }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.84rem; }
.data-table th, .data-table td { padding: 0.7rem; text-align: left; border-bottom: 1px solid var(--line); }
.data-table th { color: #fff; background: var(--navy); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
.data-table td:not(:first-child) { font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 0.65rem; }
.footer { padding: 2.7rem 0; color: #d9e2ec; background: var(--navy); }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem; }
.footer h2 { color: #fff; font-size: 1.05rem; }
.footer p, .footer li { color: #bcccdc; font-size: 0.84rem; }
.footer a { color: #e2f2f2; }
.footer ul { padding-left: 1.1rem; }
.footer-disclaimer { margin: 0; }

.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; }

@media (max-width: 850px) {
  .header-inner { padding: 0.8rem 0; align-items: flex-start; flex-direction: column; }
  .site-nav { justify-content: flex-start; }
  .grid-3, .grid-2, .kpi-grid, .definition-grid, .decision-grid, .footer-grid { grid-template-columns: 1fr; }
  .definition-grid div { border-right: 0; border-bottom: 1px solid var(--line); }
  .definition-grid div:last-child { border-bottom: 0; }
  .section-header { display: block; }
  .playbook { display: block; overflow-x: auto; }
  .playbook th, .playbook td { min-width: 10.5rem; }
}

@media (max-width: 520px) {
  .shell { width: min(var(--max-width), calc(100% - 1.5rem)); }
  .site-nav { gap: 0.2rem; }
  .site-nav a { padding: 0.3rem 0.25rem; font-size: 0.77rem; }
  .bar-row, .stacked-row { grid-template-columns: 1fr; gap: 0.35rem; }
  .bar-track, .stack { order: 3; }
  .data-bar-row, .grouped-row { grid-template-columns: 1fr; gap: 0.36rem; }
  .data-bar-track, .stacked-track, .grouped-bars { order: 3; }
  .report-tabs { overflow-x: auto; }
}