:root{
  --ground:#F1F4F2; --surface:#FFFFFF; --surface-2:#F7F9F7; --line:#DBE3DE; --line-strong:#C2CFC8;
  --ink:#101917; --ink-2:#3E524C; --ink-3:#698078;
  --accent:#0E5A56; --accent-soft:#E3EFEB; --accent-ink:#0B4340;
  --t-excellent:#04383A; --t-good:#1C7A70; --t-workable:#5CAE99; --t-marginal:#BBD8CB; --t-unsuitable:#A2492A;
  --bar:#1C7A70; --bar-2:#8FC7B8; --bar-track:#E6EDEA;
  --shadow:0 1px 2px rgba(16,25,23,.05), 0 8px 24px -16px rgba(16,25,23,.28);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0B1211; --surface:#121B19; --surface-2:#16211E; --line:#22322E; --line-strong:#32463F;
    --ink:#E8F0EC; --ink-2:#A8BDB5; --ink-3:#7B9188;
    --accent:#48C6AE; --accent-soft:#13312C; --accent-ink:#B6F5E7;
    --t-excellent:#B6F5E7; --t-good:#48C6AE; --t-workable:#1F8E77; --t-marginal:#0F5B4C; --t-unsuitable:#F0A07A;
    --bar:#2F9E88; --bar-2:#0F5B4C; --bar-track:#1B2A26;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -18px rgba(0,0,0,.8);
  }
}
:root[data-theme="dark"]{
  --ground:#0B1211; --surface:#121B19; --surface-2:#16211E; --line:#22322E; --line-strong:#32463F;
  --ink:#E8F0EC; --ink-2:#A8BDB5; --ink-3:#7B9188;
  --accent:#48C6AE; --accent-soft:#13312C; --accent-ink:#B6F5E7;
  --t-excellent:#B6F5E7; --t-good:#48C6AE; --t-workable:#1F8E77; --t-marginal:#0F5B4C; --t-unsuitable:#F0A07A;
  --bar:#2F9E88; --bar-2:#0F5B4C; --bar-track:#1B2A26;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -18px rgba(0,0,0,.8);
}

*{box-sizing:border-box}
body{
  margin:0; background:var(--ground); color:var(--ink);
  font-family:"Source Sans 3","Segoe UI",system-ui,-apple-system,sans-serif;
  font-size:16px; line-height:1.55; -webkit-font-smoothing:antialiased;
}
.wrap{max-width:1240px; margin:0 auto; padding:0 24px 96px}
h1,h2,h3{font-family:Overpass,"Source Sans 3",system-ui,sans-serif; text-wrap:balance; margin:0}
.mono{font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace; font-variant-numeric:tabular-nums}

/* masthead */
.masthead{padding:56px 0 32px; border-bottom:1px solid var(--line)}
.eyebrow{font-family:Overpass,sans-serif; font-size:12px; font-weight:700; letter-spacing:.14em;
  text-transform:uppercase; color:var(--accent); margin:0 0 14px}
h1{font-size:clamp(38px,6vw,62px); font-weight:800; letter-spacing:-.025em; line-height:1.02}
.standfirst{margin:18px 0 0; max-width:62ch; font-size:18px; color:var(--ink-2)}

/* stat row */
/* Separators are drawn per tile rather than by a coloured gap, so a row that
   does not divide evenly leaves an empty cell that is invisible, not a block. */
.stats{display:grid; grid-template-columns:repeat(auto-fit,minmax(170px,1fr)); gap:1px;
  background:var(--surface); border:1px solid var(--line); border-radius:10px; overflow:hidden; margin:32px 0 0}
.stat{background:var(--surface); box-shadow:0 0 0 1px var(--line); padding:18px 20px}
.stat .v{font-family:Overpass,sans-serif; font-size:34px; font-weight:800; letter-spacing:-.02em;
  font-variant-numeric:tabular-nums; line-height:1.1}
.stat .k{font-size:12.5px; color:var(--ink-3); margin-top:4px; letter-spacing:.02em}

section{margin-top:52px}
.sec-head{display:flex; align-items:baseline; gap:14px; flex-wrap:wrap; margin-bottom:6px}
h2{font-size:23px; font-weight:700; letter-spacing:-.012em}
.sec-note{margin:0 0 20px; color:var(--ink-2); max-width:70ch; font-size:15.5px}

/* chart */
.chart{background:var(--surface); border:1px solid var(--line); border-radius:10px; padding:22px 24px; box-shadow:var(--shadow)}
.chart-row{display:grid; grid-template-columns:minmax(120px,164px) 1fr auto; align-items:center; gap:14px; padding:5px 0}
.chart-row .lab{font-size:14px; color:var(--ink-2); text-align:right}
.track{background:var(--bar-track); border-radius:4px; height:16px; position:relative}
.fill{background:var(--bar); height:16px; border-radius:0 4px 4px 0; min-width:3px;
  transition:width .5s cubic-bezier(.2,.7,.3,1)}
.chart-row .val{font-size:13.5px; color:var(--ink-2); min-width:74px; text-align:right}
.fill.frunkfill{background:var(--bar-2)}
.chart-row .val .ctx{color:var(--ink-3)}
.chart-row .val{min-width:150px}
.chart-row:hover .lab,.chart-row:hover .val{color:var(--ink)}

/* controls */
.controls{position:sticky; top:0; z-index:20; background:var(--ground);
  padding:14px 0 12px; border-bottom:1px solid var(--line); margin-bottom:0}
.control-grid{display:flex; flex-wrap:wrap; gap:10px; align-items:center}
input[type="search"],select{
  font:inherit; font-size:14.5px; color:var(--ink); background:var(--surface);
  border:1px solid var(--line-strong); border-radius:7px; padding:8px 11px}
input[type="search"]{min-width:230px; flex:1 1 230px}
select{cursor:pointer}
input[type="range"]{accent-color:var(--accent); width:130px}
.chipset{display:flex; gap:6px; flex-wrap:wrap}
.chip{font:inherit; font-size:13px; cursor:pointer; background:var(--surface);
  border:1px solid var(--line-strong); border-radius:99px; padding:6px 12px; color:var(--ink-2);
  display:inline-flex; align-items:center; gap:7px}
.chip[aria-pressed="true"]{background:var(--accent-soft); border-color:var(--accent); color:var(--accent-ink); font-weight:600}
.dot{width:9px; height:9px; border-radius:50%; flex:none}
.slider-wrap{display:flex; align-items:center; gap:9px; font-size:14px; color:var(--ink-2);
  background:var(--surface); border:1px solid var(--line-strong); border-radius:7px; padding:6px 12px}
.count{font-size:13.5px; color:var(--ink-3); padding:10px 0 0}
:where(button,input,select,summary,[tabindex]):focus-visible{outline:2px solid var(--accent); outline-offset:2px; border-radius:6px}

/* table */
.table-shell{overflow-x:auto; border:1px solid var(--line); border-radius:10px; background:var(--surface);
  box-shadow:var(--shadow); margin-top:18px}
table{border-collapse:collapse; width:100%; min-width:940px}
thead th{position:sticky; top:0; background:var(--surface-2); z-index:5;
  font-family:Overpass,sans-serif; font-size:11.5px; font-weight:700; letter-spacing:.075em; text-transform:uppercase;
  color:var(--ink-3); text-align:left; padding:11px 14px; border-bottom:1px solid var(--line-strong); white-space:nowrap}
thead th.num{text-align:right}
tbody td{padding:11px 14px; border-bottom:1px solid var(--line); font-size:14.5px; vertical-align:middle}
tbody tr.row{cursor:pointer}
tbody tr.row:hover td{background:var(--surface-2)}
tbody tr.row[aria-expanded="true"] td{background:var(--accent-soft)}
td.num{text-align:right; font-family:"IBM Plex Mono",monospace; font-variant-numeric:tabular-nums; font-size:13.5px}
.car{font-weight:600}
.car .gen{display:block; font-weight:400; font-size:12.5px; color:var(--ink-3)}
.rk{display:inline-block; min-width:23px; font-family:"IBM Plex Mono",monospace; font-size:11.5px;
  color:var(--ink-3); font-variant-numeric:tabular-nums}
.bootcell{display:flex; align-items:center; gap:9px; justify-content:flex-end}
.bootbar{width:58px; height:8px; background:var(--bar-track); border-radius:3px; overflow:hidden; flex:none}
.bootbar i{display:block; height:8px; background:var(--bar); border-radius:0 3px 3px 0}
.tier{display:inline-flex; align-items:center; gap:7px; font-size:13px; white-space:nowrap}
.flagmark{color:var(--ink-3); font-size:12px; margin-left:5px}

/* detail */
tr.detail td{background:var(--surface-2); padding:0; border-bottom:1px solid var(--line-strong)}
.detail-inner{padding:20px 22px; display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:24px}
.detail h4{font-family:Overpass,sans-serif; font-size:11.5px; letter-spacing:.075em; text-transform:uppercase;
  color:var(--ink-3); margin:0 0 8px; font-weight:700}
.kv{display:grid; grid-template-columns:auto 1fr; gap:3px 14px; font-size:13.5px}
.kv dt{color:var(--ink-3)}
.kv dd{margin:0; font-family:"IBM Plex Mono",monospace; font-variant-numeric:tabular-nums}
.verdict{font-size:14.5px; color:var(--ink-2); margin:0}
.plus,.minus{margin:8px 0 0; padding-left:17px; font-size:13.5px; color:var(--ink-2)}
.plus li::marker{content:"+  "; color:var(--t-good)}
.minus li::marker{content:"−  "; color:var(--t-unsuitable)}
.srcs{display:flex; flex-wrap:wrap; gap:6px; margin-top:8px}
.srcs a{font-size:11.5px; color:var(--ink-2); text-decoration:none; background:var(--surface);
  border:1px solid var(--line); border-radius:5px; padding:3px 8px}
.srcs a:hover{border-color:var(--accent); color:var(--accent-ink)}
.flags{margin:8px 0 0; padding-left:17px; font-size:13px; color:var(--ink-3)}

/* method */
.method{display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:22px; margin-top:18px}
.card{background:var(--surface); border:1px solid var(--line); border-radius:10px; padding:20px 22px}
.card h3{font-size:15px; font-weight:700; margin-bottom:8px}
.card p,.card li{font-size:14px; color:var(--ink-2); margin:0}
.card ul{margin:8px 0 0; padding-left:18px}
.card li+li{margin-top:5px}
footer{margin-top:56px; padding-top:22px; border-top:1px solid var(--line); font-size:13.5px; color:var(--ink-3)}
.empty{padding:44px; text-align:center; color:var(--ink-3)}
@media (prefers-reduced-motion: reduce){*{transition:none !important; animation:none !important}}
@media (max-width:720px){
  .wrap{padding:0 16px 72px}
  .masthead{padding:36px 0 26px}
  .detail-inner{padding:16px}
}