:root {
  color-scheme: light dark;
  --bg: #fcfcfb;
  --surface: #ffffff;
  --text: #1a1a19;
  --muted: #52514e;
  --line: #e5e5e2;
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --warn-bg: #fff4e5;
  --warn-ink: #7a3b00;
  --tag-bg: #eef2f7;
  --max: 64rem;
  font-family: system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #161615; --surface: #1f1f1e; --text: #f2f2ee; --muted: #c3c2b7; --line: #34342f;
    --accent: #3987e5; --warn-bg: #3a2a12; --warn-ink: #ffd8a8; --tag-bg: #2a2f37;
  }
}
:root[data-theme="dark"] {
  --bg: #161615; --surface: #1f1f1e; --text: #f2f2ee; --muted: #c3c2b7; --line: #34342f;
  --accent: #3987e5; --warn-bg: #3a2a12; --warn-ink: #ffd8a8; --tag-bg: #2a2f37;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.7; font-size: 16px; }
a { color: var(--accent); }
a:hover { text-decoration-thickness: 2px; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 1rem; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--surface); padding: .5rem; }
.site-header { border-bottom: 1px solid var(--line); background: var(--surface); }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.5rem; padding: .75rem 1rem; }
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: var(--text); }
.site-nav { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .95rem; }
.site-nav a { text-decoration: none; color: var(--muted); }
.site-nav a:hover { color: var(--accent); }
main { padding: 1.5rem 1rem 3rem; }
h1 { font-size: 1.6rem; line-height: 1.35; margin: .5rem 0 1rem; }
h2 { font-size: 1.2rem; margin: 2rem 0 .75rem; border-left: 4px solid var(--accent); padding-left: .6rem; }
h3 { font-size: 1.05rem; margin: 1.25rem 0 .5rem; }
.lead { color: var(--muted); }
.meta { color: var(--muted); font-size: .88rem; }
.breadcrumb { font-size: .88rem; color: var(--muted); }
.hero { padding: 1rem 0 .5rem; }
.stats { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; padding: 0; margin: .5rem 0 1rem; color: var(--muted); }
.stats strong { font-size: 1.4rem; color: var(--text); margin-right: .25rem; }
.cards { list-style: none; padding: 0; display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); }
.card a { display: block; padding: .9rem 1rem; border: 1px solid var(--line); border-radius: .5rem; background: var(--surface); text-decoration: none; color: var(--text); }
.card a span { display: block; color: var(--muted); font-size: .9rem; }
.card a:hover { border-color: var(--accent); }
.button { display: inline-block; background: var(--accent); color: var(--accent-ink); padding: .55rem 1rem; border-radius: .4rem; text-decoration: none; font-weight: 600; }
.button:hover { filter: brightness(1.08); }
.cta { border: 1px solid var(--line); border-radius: .6rem; padding: 1rem 1.25rem; background: var(--surface); margin-top: 2rem; }
.cta h2 { margin-top: .25rem; border: 0; padding: 0; }
.table-wrap { overflow-x: auto; }
.data-table { border-collapse: collapse; width: 100%; font-size: .93rem; background: var(--surface); }
.data-table caption { text-align: left; color: var(--muted); font-size: .85rem; padding: .25rem 0; }
.data-table th, .data-table td { border: 1px solid var(--line); padding: .45rem .6rem; text-align: left; vertical-align: top; }
.data-table thead th { background: var(--tag-bg); font-weight: 600; white-space: nowrap; }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.data-table tr.stale { color: var(--muted); }
.tag { display: inline-block; font-size: .78rem; padding: .05rem .45rem; border-radius: .3rem; background: var(--tag-bg); color: var(--muted); margin-left: .25rem; vertical-align: middle; }
.tag.warn { background: var(--warn-bg); color: var(--warn-ink); }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: .35rem 1rem; margin: 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.quote { color: var(--muted); font-size: .88rem; }
.missing { color: var(--muted); }
.subsidy-list, .listing-list, .offers { padding-left: 1.2rem; }
.offers { list-style: none; padding: 0; display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr)); }
.offer { border: 1px solid var(--line); border-radius: .5rem; padding: .75rem 1rem; background: var(--surface); }
.offer h3 { margin-top: 0; }
.search { border: 1px solid var(--line); border-radius: .6rem; padding: 1rem 1.25rem; background: var(--surface); }
.search h2 { margin-top: .25rem; }
.search-form { display: flex; flex-wrap: wrap; gap: .75rem 1.25rem; align-items: end; }
.search-form label { display: flex; flex-direction: column; font-size: .9rem; color: var(--muted); gap: .2rem; }
.search-form select { padding: .35rem .5rem; font-size: .95rem; min-width: 9rem; background: var(--surface); color: var(--text); border: 1px solid var(--line); border-radius: .3rem; }
.search-form .check { flex-direction: row; align-items: center; gap: .4rem; }
.results { list-style: none; padding: 0; margin: 1rem 0 0; }
.results li { border-top: 1px solid var(--line); padding: .6rem 0; }
.results li a { font-weight: 600; }
.trust { border: 1px solid var(--line); border-radius: .6rem; padding: .75rem 1rem; background: var(--surface); font-size: .9rem; }
.trust-title { font-size: 1rem; margin: 0 0 .5rem; border: 0; padding: 0; }
.trust-list { display: grid; grid-template-columns: max-content 1fr; gap: .25rem 1rem; margin: 0; }
.trust-list dt { color: var(--muted); }
.trust-list dd { margin: 0; }
.trust-sources { margin: 0; padding-left: 1.1rem; }
.site-footer { border-top: 1px solid var(--line); padding: 1.5rem 0 2.5rem; color: var(--muted); font-size: .9rem; }
.disclaimer { margin-top: 1rem; }
.sm-embed iframe { width: 100%; }
.sm-embed figcaption { font-size: .85rem; color: var(--muted); }
pre { background: var(--tag-bg); padding: .6rem .8rem; border-radius: .4rem; overflow-x: auto; }
.source { border-top: 1px solid var(--line); padding-top: .5rem; }
@media (max-width: 40rem) {
  .facts, .trust-list { grid-template-columns: 1fr; }
  .facts dt, .trust-list dt { margin-top: .4rem; }
}

.notice { border: 1px solid var(--accent); border-radius: .6rem; padding: 1rem 1.25rem; background: var(--surface); margin: 1rem 0; }
.notice p { margin: .4rem 0; }