:root {
  --bg: #fffbf1;
  --ink: #065022;
  --ink-soft: #4a6b55;
  --accent: #2f9a4f;
  --accent-deep: #065524;
  --land: #e6e1d3;
  --line: rgba(6, 80, 34, 0.28);
  --warn-bg: #f3ead2;
  --gutter: clamp(16px, 4vw, 48px);
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", "Noto Sans JP", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
}
a { color: var(--accent-deep); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
h1, h2, h3 { line-height: 1.3; margin: 0; letter-spacing: -0.01em; text-wrap: balance; }
p { margin: 0 0 1em; max-width: 44em; }

/* 上部の帯とヘッダー */
.strip {
  background: var(--ink);
  color: #fff;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  padding: 10px var(--gutter);
}
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 4px var(--gutter);
  border-bottom: 1px solid var(--line);
}
.brand {
  font-size: 20px;
  font-weight: 500;
  color: var(--accent-deep);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.brand strong { color: var(--ink); font-weight: 700; }
.site-header nav { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; }
.site-header nav a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: 15px; }
.site-header nav a:hover { text-decoration: underline; }

main { outline: none; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ボタン（角なし・枠線） */
.btn {
  display: inline-block;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  padding: 10px 20px;
  font: inherit;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--ink); color: #fff; }

/* トップ */
.hero { padding: clamp(32px, 6vw, 72px) 0 24px; }
.hero h1 {
  font-size: clamp(32px, 5.2vw, 56px);
  font-weight: 700;
  max-width: 17em;
}
.hero p.lead { font-size: 18px; margin-top: 20px; color: var(--ink-soft); }
.map-box { margin-top: 16px; }
.map-box svg { display: block; width: 100%; height: auto; }
.map-legend { display: flex; flex-wrap: wrap; gap: 8px 24px; font-size: 14px; margin: 8px 0 0; color: var(--ink-soft); }
.map-legend span::before {
  content: "";
  display: inline-block;
  width: 14px; height: 14px;
  margin-right: 8px;
  vertical-align: -2px;
  background: var(--land);
  border: 1px solid var(--line);
}
.map-legend span.on::before { background: var(--accent); border-color: var(--accent); }
.map-fallback { padding: 24px; border: 1px dashed var(--line); }
.land { fill: var(--land); stroke: var(--bg); stroke-width: 0.6; }
.land.target { fill: var(--accent); }
.pin { cursor: pointer; }
.pin circle.ring { fill: none; stroke: var(--ink); stroke-width: 1.5; }
.pin circle.dot { fill: var(--ink); }
.pin:hover circle.dot, .pin:focus-visible circle.dot { fill: var(--accent-deep); }
.pin text { font-size: 13px; font-weight: 700; fill: var(--ink); paint-order: stroke; stroke: var(--bg); stroke-width: 4px; }

.tip {
  position: fixed;
  z-index: 10;
  max-width: 300px;
  background: var(--ink);
  color: #fff;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.55;
  pointer-events: none;
}
.tip b { display: block; font-size: 15px; margin-bottom: 6px; }
.tip div + div { margin-top: 6px; }
.tip small { display: block; color: #c5e0cd; }

.guide { padding: 48px 0 72px; border-top: 1px solid var(--line); margin-top: 40px; }
.guide h2 { font-size: 24px; margin-bottom: 20px; }
.guide ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.guide li h3 { font-size: 17px; margin-bottom: 6px; }
.guide li p { font-size: 15px; margin: 0; }

/* 国ページ */
.crumb { padding-top: 24px; font-size: 14px; }
.country-head { padding: 24px 0 8px; text-align: center; }
.country-head h1 { font-size: clamp(36px, 6vw, 64px); font-weight: 700; }
.country-head .en { color: var(--ink-soft); font-size: 16px; margin: 4px auto 0; }

.lead-box { border: 1px solid var(--ink); margin: 28px 0 8px; }
.lead-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 4px 32px;
  padding: 20px 24px;
}
.lead-row + .lead-row { border-top: 1px solid var(--line); }
.lead-row .name { font-weight: 700; }
.lead-row .num { font-size: clamp(28px, 4vw, 40px); font-weight: 700; line-height: 1.2; }
.lead-row .num .count { font-variant-numeric: tabular-nums; }
.lead-row .num small { font-size: 16px; font-weight: 500; margin-left: 6px; }
.lead-row .when { color: var(--ink-soft); font-size: 14px; }
.lead-row .scope { grid-column: 1 / -1; font-size: 14px; color: var(--ink-soft); margin: 4px 0 0; max-width: none; }
.lead-row.empty .num { font-size: 22px; color: var(--ink-soft); }

.toc { display: flex; flex-wrap: wrap; gap: 8px; padding: 16px 0 8px; position: sticky; top: 0; background: var(--bg); z-index: 5; border-bottom: 1px solid var(--line); margin-top: 24px; }
.toc button { border: 1px solid var(--line); background: transparent; padding: 6px 14px; color: var(--ink); font: inherit; font-size: 14px; font-weight: 500; cursor: pointer; border-radius: 0; }
.toc button:hover { border-color: var(--ink); }
.toc button[aria-selected="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
section.block[hidden] { display: none; }
section.block { min-height: 40vh; }

section.block { padding: 48px 0 8px; }
section.block > h2 { font-size: clamp(26px, 3.4vw, 34px); font-weight: 700; margin-bottom: 8px; }
section.block > .sub { color: var(--ink-soft); font-size: 15px; margin-bottom: 28px; }

/* グラフ */
.chart-card { border-top: 1px solid var(--ink); padding: 20px 0 36px; }
.chart-card h3 { font-size: 20px; }
.scope-note { font-size: 14px; color: var(--ink-soft); margin: 8px 0 16px; }
.chart-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 32px; align-items: start; }
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart .axis text { font-size: 11px; fill: var(--ink-soft); font-family: inherit; }
.chart .grid { stroke: var(--line); stroke-width: 1; stroke-dasharray: 2 4; }
.chart .baseline { stroke: var(--ink); stroke-width: 1; }
.chart .seg { fill: none; stroke: var(--accent); stroke-width: 2.5; }
.chart .pt circle.dot { fill: var(--accent); stroke: var(--bg); stroke-width: 2; }
.chart .pt { cursor: pointer; outline: none; }
.chart .pt:hover circle.dot { fill: var(--ink); }
.chart .pt.sel circle.dot { fill: var(--ink); }
.chart .pt.sel circle.halo { fill: none; stroke: var(--ink); stroke-width: 1.5; }
.chart .pt:focus-visible circle.halo { fill: none; stroke: var(--ink); stroke-width: 2; }
.chart .miss line { stroke: var(--ink-soft); stroke-width: 1.5; }
.chart-note { font-size: 13px; color: var(--ink-soft); margin: 8px 0 0; max-width: none; }
.chart-note .x { display: inline-block; color: var(--ink); font-weight: 700; }

.detail { border: 1px solid var(--ink); padding: 20px; }
.detail .y { font-size: 14px; color: var(--ink-soft); }
.detail .v { font-size: 34px; font-weight: 700; line-height: 1.2; margin: 4px 0 8px; }
.detail .v small { font-size: 16px; font-weight: 500; }
.detail .yoy { font-size: 14px; margin: 0 0 12px; }
.detail dl { margin: 0; font-size: 14px; }
.detail dl div { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; border-top: 1px solid var(--line); }
.detail dt { color: var(--ink-soft); }
.detail dd { margin: 0; font-weight: 500; text-align: right; }
.detail .hint { font-size: 13px; color: var(--ink-soft); margin: 12px 0 0; }

.sources { font-size: 13px; margin: 12px 0 0; color: var(--ink-soft); max-width: none; }
.sources a { margin-right: 12px; white-space: nowrap; }

.nodata { border: 1px dashed var(--ink); background: var(--warn-bg); padding: 20px 24px; max-width: 46em; }
.nodata strong { display: block; margin-bottom: 4px; }
.nodata p { margin: 0; font-size: 15px; }

/* 内訳 */
.bd-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 40px 48px; }
.bd { border-top: 1px solid var(--ink); padding-top: 16px; }
.bd h3 { font-size: 19px; margin-bottom: 4px; }
.badge { display: inline-block; border: 1px solid var(--ink); background: var(--warn-bg); padding: 1px 10px; font-size: 13px; font-weight: 700; margin: 6px 0 4px; }
.bars { list-style: none; margin: 16px 0 8px; padding: 0; display: grid; gap: 14px; }
.bars .row { display: flex; justify-content: space-between; gap: 12px; font-size: 15px; }
.bars .val { font-weight: 700; white-space: nowrap; }
.bars .track { height: 12px; background: var(--land); margin-top: 4px; }
.bars .fill { height: 100%; background: var(--accent); min-width: 2px; }
.bd .base { font-size: 12px; color: var(--ink-soft); margin: 0; }
.bd .caveat { font-size: 13px; color: var(--ink-soft); margin: 12px 0 0; }
.pie-wrap { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 20px; align-items: center; margin-top: 12px; }
.pie-wrap svg { width: 100%; height: auto; }
.legend { list-style: none; margin: 0; padding: 0; font-size: 13px; display: grid; gap: 2px; }
.legend li { display: flex; align-items: center; gap: 8px; }
.legend i { width: 12px; height: 12px; flex: none; }
.legend span:last-child { margin-left: auto; font-weight: 700; padding-left: 8px; }

.soon { border: 1px dashed var(--line); padding: 28px; }
.soon p { margin: 0; color: var(--ink-soft); }

.site-footer { border-top: 1px solid var(--line); margin-top: 72px; padding: 28px var(--gutter) 48px; font-size: 13px; color: var(--ink-soft); }
.site-footer p { margin: 0 0 6px; max-width: none; }

@media (max-width: 760px) {
  .chart-grid { grid-template-columns: 1fr; }
  .lead-row { grid-template-columns: 1fr; }
  .pie-wrap { grid-template-columns: 1fr; }
  .pie-wrap svg { max-width: 220px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.nb { display: block; }
.hero h1 .sub-ja { font-size: 0.6em; font-weight: 500; }

.title-mark { position: relative; width: fit-content; max-width: 100%; margin: 0 auto; padding-left: clamp(90px, 15vw, 180px); color: var(--ink); }
.title-mark .globe { position: absolute; left: -2%; top: -18%; height: 138%; width: auto; aspect-ratio: 1; }
.title-mark .swoosh { display: block; width: 84%; margin-left: auto; margin-right: auto; height: clamp(16px, 3vw, 34px); margin-top: 4px; }
.title-mark h1 { max-width: none; width: fit-content; }
.brand { display: block; line-height: 0; }
.brand img { display: block; height: clamp(46px, 7vw, 62px); aspect-ratio: 1792 / 623; margin: 8px 0 2px; }
.profile { padding: clamp(32px, 6vw, 64px) 0 48px; max-width: 46em; margin: 0 auto; }
.profile h1 { font-size: clamp(36px, 6vw, 56px); font-weight: 700; }
.profile .lead { color: var(--ink-soft); font-size: 18px; margin: 12px 0 0; }
.profile h2 { font-size: 22px; margin: 40px 0 10px; padding-top: 16px; border-top: 1px solid var(--ink); }
.profile ul { margin: 0; padding-left: 1.2em; }
.profile li { margin-bottom: 6px; }

/* 言語の切り替え */
.lang { position: relative; }
.lang summary { list-style: none; cursor: pointer; display: grid; place-items: center; width: 40px; height: 40px; color: var(--accent); }
.lang summary::-webkit-details-marker { display: none; }
.lang summary:hover, .lang[open] summary { color: var(--ink); }
.lang-menu { position: absolute; right: 0; top: calc(100% + 6px); z-index: 20; min-width: 140px; background: var(--bg); border: 1px solid var(--ink); display: grid; }
.lang-menu button { border: 0; background: transparent; color: var(--ink); font: inherit; font-size: 15px; font-weight: 500; text-align: left; padding: 10px 16px; cursor: pointer; }
.lang-menu button + button { border-top: 1px solid var(--line); }
.lang-menu button:hover { background: var(--warn-bg); }
.lang-menu button[aria-current="true"] { background: var(--ink); color: #fff; }

/* 取り組み */
.acts { list-style: none; margin: 0; padding: 0; display: grid; gap: 32px 40px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.act { border-top: 1px solid var(--ink); padding-top: 14px; }
.act .actor { display: inline-block; margin: 0 0 8px; padding: 1px 10px; border: 1px solid var(--ink); font-size: 13px; font-weight: 700; }
.act h3 { font-size: 19px; margin-bottom: 10px; }
.act dl { margin: 0; font-size: 15px; }
.act dl div { padding: 8px 0; border-top: 1px solid var(--line); }
.act dt { font-size: 13px; font-weight: 700; color: var(--ink-soft); }
.act dd { margin: 2px 0 0; }

/* スマホ幅 */
@media (max-width: 760px) {
  .site-header { padding-bottom: 8px; }
  .site-header nav { gap: 4px 18px; }
  .title-mark { padding-left: 0; width: auto; text-align: center; }
  .title-mark .globe { position: static; display: block; height: 96px; margin: 0 auto 8px; }
  .title-mark h1 { width: auto; font-size: clamp(22px, 7.2vw, 40px); }
  .hero { padding-top: 24px; }
  .country-head h1 { font-size: clamp(34px, 11vw, 56px); }
  .lead-row { padding: 16px; }
  .toc { gap: 6px; }
  .toc button { padding: 6px 10px; font-size: 13px; }
  .detail .v { font-size: 28px; }
  .chart .axis text { font-size: 13px; }
  section.block { padding-top: 32px; }
}

main:focus-visible { outline: none; }