:root {
  --bg: #ffffff; --card: #f5f5f2; --fg: #111111; --muted: #6b6b6b; --border: #e4e4e1;
  --accent: #0033a0; --accent-press: #00257a; --accent-soft: #e8eefb; --ok: #15803d;
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --maxw: 1040px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0c0c0c; --card: #181818; --fg: #f2f2f0; --muted: #9a9a9a; --border: #2a2a2a;
    --accent: #6f9cff; --accent-press: #93b5ff; --accent-soft: rgba(111,156,255,0.16); --ok: #4ade80; }
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-sans); background: var(--bg); color: var(--fg); line-height: 1.6; font-size: 1rem; -webkit-font-smoothing: antialiased; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 2rem 1rem 3rem; }
@media (min-width: 720px) { .container { padding: 2.25rem 1.5rem 4rem; } }
a { color: var(--accent); }
::selection { background: var(--accent); color: #fff; }
header.site { padding-bottom: 1rem; margin-bottom: 1.25rem; border-bottom: 1px solid var(--fg); }
header.site h1 { font-size: clamp(1.7rem, 5vw, 2.4rem); font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
header.site h1 a { color: var(--fg); text-decoration: none; }
header.site h1::after { content: ""; display: block; width: 2.5rem; height: 4px; background: var(--accent); margin-top: 0.6rem; }
header.site p { color: var(--muted); font-family: var(--font-mono); font-size: 0.74rem; margin-top: 0.6rem; line-height: 1.5; }
header.site p a { color: var(--accent); text-decoration: none; }
.topnav { margin-bottom: 1.6rem; font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.07em; display: flex; flex-wrap: wrap; gap: 0.35rem 1.1rem; }
.topnav a { color: var(--muted); text-decoration: none; }
.topnav a:hover { color: var(--fg); }
.topnav a.active { color: var(--accent); }
main h1 { font-size: clamp(1.35rem, 3.6vw, 1.9rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 0.5rem; }
main h2 { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em; margin: 2rem 0 0.6rem; }
main h3 { font-size: 0.98rem; font-weight: 700; margin: 1.4rem 0 0.4rem; }
main p { margin: 0.5rem 0; max-width: 72ch; }
.notice p { margin: 0; }
main ul, main ol { margin: 0.5rem 0 0.5rem 1.25rem; }
.kicker { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 0.35rem; }
.lede { color: var(--muted); font-size: 1.02rem; }
.source-line, .colophon { font-family: var(--font-mono); font-size: 0.72rem; color: var(--muted); margin-top: 2rem; }
.breadcrumb { font-family: var(--font-mono); font-size: 0.7rem; color: var(--muted); margin-bottom: 0.8rem; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }

/* Stat tiles */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.75rem; margin: 1rem 0 1.25rem; }
.stat { background: var(--card); border: 1px solid var(--border); padding: 0.8rem 0.9rem; }
.stat b { display: block; font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; }
.stat span { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }

/* Cards (home sections) */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin: 1.25rem 0; }
.card { background: var(--card); border: 1px solid var(--border); padding: 1.1rem 1.15rem; }
.card h2 { margin: 0 0 0.4rem; font-size: 1.1rem; }
.card p { font-size: 0.92rem; color: var(--muted); }
.card .num { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.03em; display: block; margin: 0.3rem 0; }
.card a.cta { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.07em; text-decoration: none; }

/* Tables */
.tablewrap { overflow-x: auto; margin: 0.75rem 0 1.25rem; border-top: 1px solid var(--fg); position: relative; -webkit-overflow-scrolling: touch; }
.scrollhint { display: none; font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin: 0.5rem 0 -0.4rem; }
@media (max-width: 720px) { .scrollhint { display: block; } td.wrap, th.wrap { min-width: 10rem; } }
table { border-collapse: collapse; width: 100%; font-size: 0.88rem; }
th, td { text-align: left; padding: 0.45rem 0.55rem; border-bottom: 1px solid var(--border); vertical-align: top; white-space: nowrap; }
td.wrap, th.wrap { white-space: normal; min-width: 14rem; }
th { font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 500; }
th[data-sort] { cursor: pointer; user-select: none; }
th[data-sort]:hover { color: var(--fg); }
th[data-sort].asc::after { content: " ▲"; } th[data-sort].desc::after { content: " ▼"; }
td.r, th.r { text-align: right; font-variant-numeric: tabular-nums; }
tr[hidden] { display: none; }
td a { text-decoration: none; } td a:hover { text-decoration: underline; }
.mono { font-family: var(--font-mono); font-size: 0.8rem; }
.muted { color: var(--muted); }
.count { font-family: var(--font-mono); font-size: 0.72rem; color: var(--muted); }

/* Filters */
.filters { display: flex; flex-wrap: wrap; gap: 0.6rem 0.9rem; align-items: end; margin: 1rem 0 0.5rem; padding: 0.8rem; background: var(--card); border: 1px solid var(--border); }
.filters label { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; max-width: 100%; font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.filters label.inline { flex-direction: row; align-items: center; gap: 0.4rem; padding-bottom: 0.35rem; }
.filters input, .filters select { font: inherit; font-size: 0.88rem; font-family: var(--font-sans); padding: 0.35rem 0.5rem; border: 1px solid var(--border); background: var(--bg); color: var(--fg); min-width: 8rem; max-width: min(100%, 20rem); width: 100%; box-sizing: border-box; }
.filters select { text-overflow: ellipsis; }
.filters input[type=number] { width: 8rem; }
.filters input[type=checkbox] { min-width: 0; }
.filters .count { align-self: center; margin-left: auto; }
.pill { display: inline-block; font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.06em; padding: 0.1rem 0.45rem; border: 1px solid var(--border); border-radius: 2px; color: var(--muted); }
.pill.ok { color: var(--ok); border-color: var(--ok); }

/* Definition lists (detail pages) */
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 0.3rem 1.2rem; margin: 1rem 0; font-size: 0.92rem; }
dl.facts dt { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); padding-top: 0.2rem; }
dl.facts dd { margin: 0; overflow-wrap: anywhere; }
@media (max-width: 480px) { dl.facts { grid-template-columns: 1fr; gap: 0.1rem; } dl.facts dd { margin-bottom: 0.5rem; } }

/* Charts */
.chart { margin: 1rem 0 1.5rem; max-width: 100%; }
.chart figcaption { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 0.4rem; }
.chart svg { width: 100%; height: auto; max-width: 100%; display: block; aspect-ratio: 640 / 180; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 2; }
.chart circle { fill: var(--accent); }
.chart .grid { stroke: var(--border); stroke-width: 1; }
.chart .tick { font-family: var(--font-mono); font-size: 11px; fill: var(--muted); }
.barlist { display: grid; gap: 0.3rem; }
.bar { display: grid; grid-template-columns: 7.5rem 1fr 3.5rem; gap: 0.5rem; align-items: center; font-size: 0.8rem; }
.bar-label { font-family: var(--font-mono); font-size: 0.7rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-track { display: block; height: 0.8rem; background: var(--card); border: 1px solid var(--border); }
.bar-fill { display: block; height: 100%; background: var(--accent); }
.bar-count { text-align: right; font-variant-numeric: tabular-nums; }

/* Link lists */
ul.linklist { list-style: none; margin: 0.5rem 0; columns: 1; }
@media (min-width: 640px) { ul.linklist.cols { columns: 2; column-gap: 2rem; } }
@media (min-width: 900px) { ul.linklist.cols3 { columns: 3; } }
ul.linklist li { break-inside: avoid; padding: 0.15rem 0; font-size: 0.92rem; }
ul.linklist a { text-decoration: none; } ul.linklist a:hover { text-decoration: underline; }
ul.linklist .count { margin-left: 0.4rem; }

.notice { background: var(--accent-soft); border-left: 3px solid var(--accent); padding: 0.6rem 0.9rem; font-size: 0.9rem; margin: 1rem 0; }
.cite { background: var(--card); border: 1px solid var(--border); padding: 0.8rem 1rem; font-family: var(--font-mono); font-size: 0.8rem; overflow-wrap: anywhere; }

footer.site { border-top: 1px solid var(--border); margin-top: 3rem; padding-top: 1.35rem; font-family: var(--font-mono); font-size: 0.72rem; color: var(--muted); line-height: 1.65; }
footer.site a { color: var(--muted); text-decoration: none; } footer.site a:hover { color: var(--accent); }
.lext-footer-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 2rem; margin: 1.5rem 0 0.5rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
.lext-footer-grid h6 { font-size: 0.65rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); margin: 0 0 0.7rem; }
.lext-footer-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.45rem; }
.lext-footer-grid a { color: var(--fg); font-family: var(--font-sans); font-size: 0.82rem; }
@media (max-width: 720px) { .lext-footer-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem; } }