:root {
  --color-ink: #111827;
  --color-ink-soft: #374151;
  --color-muted: #6b7280;
  --color-hairline: #d7dce2;
  --color-hairline-soft: #e5e7eb;
  --color-paper: #f5f3ef;
  --color-surface: #faf9f6;
  --color-surface-raised: #fff;
  --color-navy: #162033;
  --color-slate: #263241;
  --color-teal: #0f766e;
  --color-teal-dark: #115e59;
  --color-ochre: #a16207;
  --color-burgundy: #7f1d1d;
  --color-steel: #475569;
}

.section-jump { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.section-jump a { padding: 5px 11px; border: 1px solid var(--color-hairline); border-radius: 6px; color: var(--color-steel); font-size: 12px; text-decoration: none; }
.section-jump a:hover { border-color: var(--color-teal); color: var(--color-teal-dark); }
.dash-section { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--color-hairline); scroll-margin-top: 82px; }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.sec-head h2 { margin: 0; color: var(--color-ink); font-size: 18px; }
.controls { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.controls label { display: flex; gap: 6px; align-items: center; color: var(--color-steel); font-size: 12px; }
.controls select { padding: 5px 7px; border: 1px solid var(--color-hairline); border-radius: 6px; background: #fff; font: inherit; font-size: 13px; }
.seg { display: inline-flex; overflow: hidden; border: 1px solid var(--color-hairline); border-radius: 6px; }
.seg button { padding: 6px 12px; border: 0; background: #fff; color: var(--color-steel); font-size: 12px; cursor: pointer; }
.seg button.active { background: var(--color-navy); color: #fff; }
.metric-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px; }
.metric-row .metric { display: flex; flex-direction: column; gap: 2px; padding: 13px 14px; border: 1px solid var(--color-hairline); border-radius: 8px; background: #fff; }
.metric-row .metric span { color: var(--color-muted); font-size: 12px; }
.metric-row .metric strong { color: var(--color-ink); font-size: 21px; font-variant-numeric: tabular-nums; }
.metric-row .metric small { color: var(--color-muted); font-size: 11px; }
.panel-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card { margin-bottom: 16px; padding: 16px; border: 1px solid var(--color-hairline); border-radius: 8px; background: #fff; box-shadow: 0 1px 2px rgba(17, 24, 39, .04); }
.card h3 { margin: 0 0 3px; color: var(--color-ink); font-size: 15px; }
.card p.sub { margin: 0 0 10px; color: var(--color-muted); font-size: 12px; }
.card svg { display: block; width: 100%; height: auto; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; color: var(--color-steel); font-size: 12px; }
.legend span { display: flex; align-items: center; gap: 5px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; }
.caption { margin-top: 8px; color: var(--color-muted); font-size: 12px; line-height: 1.7; }
.caption.foot { margin-top: 24px; text-align: center; }
.caption a { color: var(--color-teal-dark); }
.table-wrap { overflow: auto; max-height: 480px; }
table.matrix { width: 100%; border-collapse: collapse; font-size: 12px; }
table.matrix th, table.matrix td { padding: 5px 8px; border: 1px solid var(--color-hairline-soft); text-align: center; white-space: nowrap; }
table.matrix th { position: sticky; top: 0; background: var(--color-surface); color: var(--color-steel); }
table.matrix td.name { position: sticky; left: 0; background: #fff; color: var(--color-ink-soft); font-weight: 600; text-align: left; }
table.matrix td.num { font-variant-numeric: tabular-nums; }
.data-note { margin: -2px 0 14px; padding: 10px 12px; border: 1px solid #d6c9a8; border-radius: 8px; background: #fbf7eb; color: #714c08; font-size: 12px; line-height: 1.7; }

/* G — monthly decision brief */
.home-shell { background: var(--color-paper); color: var(--color-ink-soft); }
.home-shell, .home-shell a { text-underline-offset: 3px; }
.home-container { width: min(100% - 56px, 1180px); margin-inline: auto; }
.home-keep { white-space: nowrap; }
.home-kicker { margin: 0 0 7px; color: var(--color-teal-dark); font-size: 11px; font-weight: 800; }
.home-hero { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(360px, .88fr); gap: 70px; padding: 58px 0 48px; }
.home-hero-copy { padding-top: 6px; }
.home-hero h1 { max-width: 13em; margin: 0 0 17px; color: var(--color-ink); font-size: clamp(42px, 4.25vw, 53px); font-weight: 800; line-height: 1.28; letter-spacing: 0; }
.home-hero-lead { max-width: 43em; margin: 0 0 22px; color: var(--color-ink-soft); font-size: 15px; line-height: 1.85; }
.home-hero-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.home-primary-link { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 17px; border: 1px solid var(--color-navy); border-radius: 7px; background: var(--color-navy); color: #fff; font-size: 13px; font-weight: 800; text-decoration: none; }
.home-primary-link:hover { background: var(--color-slate); }
.home-text-link { color: var(--color-teal-dark); font-size: 13px; font-weight: 800; text-decoration: underline; }

.home-metric-brief { align-self: start; border-top: 4px solid var(--color-navy); border-bottom: 1px solid var(--color-hairline); background: var(--color-surface-raised); }
.home-metric-head { display: flex; justify-content: space-between; gap: 16px; align-items: start; padding: 13px 18px; border-bottom: 1px solid var(--color-hairline); }
.home-metric-head h2 { margin: 0; color: var(--color-ink); font-size: 15px; }
.home-metric-head time { color: var(--color-muted); font-size: 11px; text-align: right; }
.home-metric-main { padding: 19px 18px 15px; }
.home-metric-label { margin: 0; color: var(--color-muted); font-size: 12px; }
.home-metric-value { display: flex; align-items: baseline; gap: 6px; margin: 2px 0; color: var(--color-ink); font-size: 44px; font-weight: 800; line-height: 1.2; font-variant-numeric: tabular-nums; }
.home-metric-value small { font-size: 18px; }
.home-metric-change { margin: 0; color: var(--color-burgundy); font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; }
.home-metric-change span { margin-right: 5px; font-size: 11px; }
.home-metric-actions { display: flex; gap: 18px; padding: 13px 18px; border-top: 1px solid var(--color-hairline-soft); }
.home-metric-actions a { color: var(--color-teal-dark); font-size: 12px; font-weight: 800; text-decoration: underline; }
.home-metric-foot { padding: 11px 18px; border-top: 1px solid var(--color-hairline-soft); color: var(--color-muted); font-size: 10.5px; line-height: 1.65; }
.home-metric-foot span { display: block; }

.home-trust-strip { border-top: 1px solid var(--color-hairline); border-bottom: 1px solid var(--color-hairline); background: rgba(250, 249, 246, .72); }
.home-trust-strip-inner { display: flex; align-items: center; gap: 12px 24px; min-height: 44px; flex-wrap: wrap; color: var(--color-muted); font-size: 11.5px; }
.home-trust-strip a { color: var(--color-ink-soft); text-decoration: underline; text-decoration-color: var(--color-hairline); }
.home-trust-strip span { margin-left: auto; color: var(--color-ink-soft); }

.home-brief-section, .home-evidence-section { padding: 48px 0 56px; scroll-margin-top: 82px; }
.home-brief-section { background: var(--color-surface); }
.home-evidence-section { background: var(--color-paper); }
.home-decision-grid { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(310px, .72fr); gap: 48px; }
.home-decision-main h2, .home-decision-side h2 { margin: 0 0 7px; color: var(--color-ink); font-size: 23px; line-height: 1.45; }
.home-decision-main > p:last-of-type, .home-decision-side > p:last-of-type { margin: 0 0 20px; color: var(--color-muted); font-size: 12.5px; line-height: 1.75; }
.home-change-list { border-top: 1px solid var(--color-ink); }
.home-change-row { display: grid; grid-template-columns: minmax(135px, .56fr) minmax(145px, .46fr) minmax(0, .98fr); gap: 18px; align-items: center; padding: 15px 0; border-bottom: 1px solid var(--color-hairline); color: inherit; text-decoration: none; }
.home-change-label { color: var(--color-muted); font-size: 11.5px; }
.home-change-value { color: var(--color-ink); font-size: 23px; font-weight: 800; line-height: 1.3; font-variant-numeric: tabular-nums; }
.home-change-value small { font-size: 12px; }
.home-change-meaning { color: var(--color-ink-soft); font-size: 12.5px; text-decoration: underline; text-decoration-color: var(--color-hairline); }
.home-change-row:hover .home-change-meaning, .home-change-row:focus-visible .home-change-meaning { color: var(--color-teal-dark); text-decoration-color: currentColor; }
.home-purpose-stack { border-top: 1px solid var(--color-ink); }
.home-purpose-stack a { display: grid; grid-template-columns: minmax(0, 1fr) 18px; gap: 12px; padding: 15px 0; border-bottom: 1px solid var(--color-hairline); color: inherit; text-decoration: none; }
.home-purpose-stack span span { display: block; color: var(--color-muted); font-size: 10.5px; font-weight: 700; }
.home-purpose-stack strong { display: block; margin-top: 2px; color: var(--color-ink); font-size: 14.5px; }
.home-purpose-stack b { color: var(--color-teal); font-weight: 500; }
.home-purpose-stack a:hover strong { color: var(--color-teal-dark); }

.home-evidence-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: 44px; }
.home-chart { min-width: 0; margin: 0; padding-top: 15px; border-top: 1px solid var(--color-ink); }
.home-chart-head { display: flex; justify-content: space-between; gap: 16px; align-items: start; }
.home-chart-head h2 { margin: 0; color: var(--color-ink); font-size: 18px; }
.home-chart-head p { margin: 3px 0 5px; color: var(--color-muted); font-size: 11px; }
.home-chart-head > span { color: var(--color-ochre); font-size: 10px; font-weight: 800; }
.home-chart svg { display: block; width: 100%; height: 255px; }
.home-chart-axis { fill: var(--color-muted); font: 10px "Noto Sans JP", sans-serif; }
.home-chart-latest { fill: var(--color-teal-dark); font: 700 10px "Noto Sans JP", sans-serif; }
.home-chart-current, .home-chart-previous { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.home-chart-current { stroke: var(--color-teal); stroke-width: 3; }
.home-chart-previous { stroke: #9ca3af; stroke-width: 2; }
.home-chart figcaption { padding-top: 9px; border-top: 1px solid var(--color-hairline); color: var(--color-muted); font-size: 10.5px; line-height: 1.7; }
.home-chart figcaption a { margin-left: 8px; color: var(--color-teal-dark); font-weight: 700; }
.home-chart-table { max-width: 100%; margin-top: 9px; font-size: 11px; }
.home-chart-table summary { color: var(--color-teal-dark); font-weight: 700; cursor: pointer; }
.home-chart-table > div { width: 100%; max-width: 100%; overflow-x: auto; margin-top: 8px; }
.home-chart-table table { width: 100%; min-width: 460px; border-collapse: collapse; background: #fff; }
.home-chart-table th, .home-chart-table td { padding: 6px 8px; border: 1px solid var(--color-hairline-soft); text-align: right; font-variant-numeric: tabular-nums; }
.home-chart-table th:first-child { text-align: left; }
.home-latest-rail { min-width: 0; border-top: 1px solid var(--color-ink); }
.home-latest-head { display: flex; justify-content: space-between; gap: 14px; align-items: baseline; padding: 12px 0 9px; }
.home-latest-head h2 { margin: 0; color: var(--color-ink); font-size: 17px; }
.home-latest-head a, .home-latest-updated a { color: var(--color-teal-dark); font-size: 11px; font-weight: 800; text-decoration: underline; }
.home-latest-card { display: block; padding: 14px 0; border-top: 1px solid var(--color-hairline); color: inherit; text-decoration: none; }
.home-latest-card time { color: var(--color-muted); font-size: 10.5px; }
.home-latest-card strong { display: block; margin: 3px 0; color: var(--color-ink); font-size: 14.5px; line-height: 1.55; }
.home-latest-card span { color: var(--color-teal-dark); font-size: 10.5px; font-weight: 700; }
.home-latest-card:hover strong { color: var(--color-teal-dark); }
.home-latest-updated { margin: 12px 0 0; color: var(--color-muted); font-size: 10.5px; line-height: 1.7; }
.home-final-note { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: center; padding: 25px 0; border-top: 1px solid var(--color-ink); }
.home-final-note h2 { margin: 0 0 4px; color: var(--color-ink); font-size: 18px; }
.home-final-note p { margin: 0; color: var(--color-muted); font-size: 12px; }
.home-final-note a { color: var(--color-teal-dark); font-size: 12px; font-weight: 800; text-decoration: underline; }

.home-dashboard-shell { width: min(100% - 56px, 1384px); margin: 0 auto; padding: 22px 0 48px; }
.dashboard-intro { display: flex; justify-content: space-between; gap: 24px; align-items: end; padding: 30px 0 18px; border-bottom: 1px solid var(--color-hairline); scroll-margin-top: 82px; }
.dashboard-intro h2 { color: var(--color-ink); font-size: clamp(25px, 3vw, 34px); }
.dashboard-intro p:not(.eyebrow) { margin-top: 7px; color: var(--color-muted); line-height: 1.7; }
.home-dashboard-shell .decision-guide, .home-dashboard-shell .resource-strip { border: 1px solid var(--color-hairline); border-radius: 8px; background: var(--color-surface); box-shadow: none; }

@media (max-width: 960px) {
  .home-container { width: min(100% - 48px, 1180px); }
  .home-hero { grid-template-columns: minmax(0, 1.03fr) minmax(310px, .97fr); gap: 34px; padding: 43px 0; }
  .home-hero h1 { font-size: 38px; }
  .home-decision-grid { grid-template-columns: 1fr; gap: 34px; }
  .home-evidence-grid { grid-template-columns: 1fr; gap: 30px; }
  .panel-2col { grid-template-columns: 1fr; }
  .metric-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .home-hero { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 620px) {
  .home-container, .home-dashboard-shell { width: min(100% - 40px, 1180px); }
  .home-hero { gap: 28px; padding: 31px 0 36px; }
  .home-hero h1 { font-size: 33px; line-height: 1.34; }
  .home-hero-lead { font-size: 14px; line-height: 1.78; }
  .home-hero-actions { display: grid; gap: 12px; }
  .home-primary-link { width: 100%; }
  .home-trust-strip-inner { gap: 5px 14px; padding: 9px 0; }
  .home-trust-strip span { width: 100%; margin-left: 0; }
  .home-metric-head, .home-metric-main, .home-metric-actions, .home-metric-foot { padding-left: 15px; padding-right: 15px; }
  .home-metric-value { font-size: 39px; }
  .home-brief-section, .home-evidence-section { padding: 38px 0; }
  .home-change-row { grid-template-columns: minmax(0, 1fr) auto; gap: 10px; padding: 13px 0; }
  .home-change-label { grid-column: 1 / -1; }
  .home-change-value { font-size: 20px; }
  .home-change-meaning { font-size: 11px; text-align: right; }
  .home-chart svg { height: 205px; }
  .home-final-note { grid-template-columns: 1fr; gap: 10px; }
  .dashboard-intro { display: block; }
  .dashboard-intro .section-jump { margin-top: 15px; }
  .metric-row { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}