/* Car Screener — page chrome + viz tokens (reference dataviz palette; dark mode is selected, not flipped) */
:root{
  color-scheme:light;
  --page:#f9f9f7;--surface:#fcfcfb;--ink:#0b0b0b;--ink-2:#52514e;--muted:#898781;--grid:#e1e0d9;--axis:#c3c2b7;--ring:rgba(11,11,11,.10);
  --s1:#2a78d6;--s1-wash:rgba(42,120,214,.10);--s2:#eb6834;--deemph:#c3c2b7;--deemph-ink:#898781;
  --good:#0ca30c;--good-text:#006300;--warn:#fab219;--serious:#ec835a;--critical:#d03b3b;
  --accent:var(--s1);--btn-ink:#fff;--mono:ui-monospace,SFMono-Regular,Menlo,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  color-scheme:dark;
  --page:#0d0d0d;--surface:#1a1a19;--ink:#f0efec;--ink-2:#c3c2b7;--muted:#898781;--grid:#2c2c2a;--axis:#383835;--ring:rgba(255,255,255,.10);
  --s1:#3987e5;--s1-wash:rgba(57,135,229,.12);--s2:#d95926;--deemph:#4a4a47;--deemph-ink:#898781;--good-text:#0ca30c;
}}
:root[data-theme="dark"]{
  color-scheme:dark;
  --page:#0d0d0d;--surface:#1a1a19;--ink:#f0efec;--ink-2:#c3c2b7;--muted:#898781;--grid:#2c2c2a;--axis:#383835;--ring:rgba(255,255,255,.10);
  --s1:#3987e5;--s1-wash:rgba(57,135,229,.12);--s2:#d95926;--deemph:#4a4a47;--deemph-ink:#898781;--good-text:#0ca30c;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--s1);text-decoration:none}a:hover{text-decoration:underline}
header.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 20px;border-bottom:1px solid var(--grid);background:color-mix(in srgb,var(--page) 88%,transparent);backdrop-filter:blur(10px)}
header.top .brand{font-weight:700;color:var(--ink)}header.top .brand span{color:var(--muted);font-weight:400}
header.top nav{display:flex;gap:14px;align-items:center;color:var(--ink-2);font-size:14px}
main{max-width:1120px;margin:0 auto;padding:20px 16px 80px}
h1{font-size:26px;letter-spacing:-.3px;margin:0 0 4px}
h2{font-size:13px;text-transform:uppercase;letter-spacing:.8px;color:var(--muted);margin:0 0 10px;font-weight:600}
.lede{color:var(--ink-2);margin:0 0 18px}
.card{background:var(--surface);border:1px solid var(--ring);border-radius:12px;padding:18px 20px}
.grid{display:grid;gap:14px}.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.g3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.g4{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
section.story{margin-top:28px}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}
/* hero */
.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:end}
@media (max-width:760px){.hero{grid-template-columns:1fr}}
.hero .eyebrow{color:var(--ink-2);font-size:15px}
.hero .figure{font-size:64px;font-weight:650;letter-spacing:-1.5px;line-height:1.05;margin:4px 0 6px}
@media (max-width:760px){.hero .figure{font-size:48px}}
.hero .sub{color:var(--ink-2)}
.pill{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:12px;border:1px solid var(--ring);color:var(--ink-2);background:var(--surface)}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}
.pill.good .dot{background:var(--good)}.pill.critical .dot{background:var(--critical)}.pill.warn .dot{background:var(--warn)}.pill.s1 .dot{background:var(--s1)}
/* stat tiles */
.tile{background:var(--surface);border:1px solid var(--ring);border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:2px;min-width:0}
.tile .l{font-size:12px;color:var(--muted);text-transform:none}
.tile .v{font-size:28px;font-weight:600;letter-spacing:-.5px;line-height:1.15}
.tile .d{font-size:13px;color:var(--ink-2)}
/* band strip */
.strip{position:relative;height:56px;margin-top:14px}
.strip .track{position:absolute;left:0;right:0;top:26px;height:6px;border-radius:3px;background:var(--grid)}
.strip .band{position:absolute;top:24px;height:10px;border-radius:5px;background:var(--s1);opacity:.28;transform-origin:center;transition:left .8s ease,width .8s ease}
.strip .mark{position:absolute;top:18px;width:4px;height:22px;border-radius:2px;background:var(--s1);transform:translateX(-50%);transition:left .8s ease}
.strip .mark.ask{background:var(--ink)}
.strip .mark.ask.critical{background:var(--critical)}.strip .mark.ask.good{background:var(--good)}
.strip .lbl{position:absolute;top:0;font-size:12px;color:var(--ink-2);transform:translateX(-50%);white-space:nowrap}
.strip .lbl.under{top:auto;bottom:0}
/* charts */
.chart{position:relative;width:100%}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart svg text{fill:var(--ink-2)}
.chart .grid line{stroke:var(--grid);stroke-width:1}
.chart .axis text{fill:var(--muted);font-size:11px}
.chart .axis line{stroke:var(--axis);stroke-width:1}
.chart .series-line{fill:none;stroke:var(--s1);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.chart .series-area{fill:var(--s1);fill-opacity:.10}
.chart .dot{fill:var(--deemph);stroke:var(--surface);stroke-width:2;transition:opacity .3s}
.chart .dot.comp{fill:var(--s1)}
.chart .dot.rnm{fill:var(--surface);stroke:var(--deemph-ink);stroke-width:1.5}
.chart .dot.me{fill:var(--s2);stroke:var(--surface);stroke-width:2}
.chart .hit{fill:transparent;cursor:crosshair}
.chart .label{fill:var(--ink-2);font-size:12px}
.chart .label.strong{fill:var(--ink);font-weight:600}
.chart .crosshair{stroke:var(--axis);stroke-width:1;pointer-events:none}
.draw{stroke-dasharray:var(--len);stroke-dashoffset:var(--len);transition:stroke-dashoffset 1.4s ease .2s}
.in .draw{stroke-dashoffset:0}
.fade{opacity:0;transition:opacity .5s ease}.in .fade{opacity:1}
.bar{fill:var(--s1);transform-box:fill-box;transform-origin:bottom;transform:scaleY(0);transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.in .bar{transform:scaleY(1)}
.bar.neg{fill:var(--deemph)}.bar.total{fill:var(--ink)}.bar.spy{fill:var(--s2)}
.hbar{fill:var(--s1);transform-box:fill-box;transform-origin:left;transform:scaleX(0);transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.in .hbar{transform:scaleX(1)}
.hbar.base{fill:var(--deemph)}.hbar.neg{fill:var(--s2)}.hbar.pos{fill:var(--s1)}
@media (prefers-reduced-motion:reduce){.draw{stroke-dashoffset:0;transition:none}.fade{opacity:1;transition:none}.bar,.hbar{transform:none;transition:none}.strip .band,.strip .mark{transition:none}}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:12px;color:var(--ink-2);margin:6px 0 10px}
.legend .k{display:inline-flex;align-items:center;gap:6px}
.legend .sw{width:10px;height:10px;border-radius:50%;background:var(--deemph);border:2px solid var(--surface);box-shadow:0 0 0 1px var(--ring)}
.legend .sw.comp{background:var(--s1)}.legend .sw.me{background:var(--s2)}.legend .sw.rnm{background:var(--surface);border-color:var(--deemph-ink)}
.legend .ln{width:18px;height:2px;background:var(--s1);border-radius:1px}
.tip{position:absolute;pointer-events:none;background:var(--surface);border:1px solid var(--ring);border-radius:8px;padding:8px 10px;font-size:12px;color:var(--ink-2);box-shadow:0 6px 24px rgba(0,0,0,.18);min-width:160px;z-index:3;opacity:0;transition:opacity .15s}
.tip.on{opacity:1}
.tip .v{font-size:15px;font-weight:600;color:var(--ink)}
.tip .r{display:flex;justify-content:space-between;gap:12px}
/* comps strips */
.comp{display:grid;grid-template-columns:86px 1fr 110px 120px;gap:12px;align-items:center;padding:10px 0;border-top:1px solid var(--grid)}
.comp:first-child{border-top:0}
.comp .when{color:var(--ink-2);font-size:13px}
.comp .what{min-width:0}.comp .what .t{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.comp .what .m{font-size:12px;color:var(--muted)}
.comp .price{font-weight:600;text-align:right;font-variant-numeric:tabular-nums}
.comp .resid{position:relative;height:30px}
.comp .resid .mid{position:absolute;left:50%;top:0;height:12px;width:1px;background:var(--axis)}
.comp .resid .b{position:absolute;top:2px;height:8px;border-radius:4px;background:var(--s1);transform-origin:left;transform:scaleX(0);transition:transform .6s ease}
.comp .resid .b.neg{background:var(--s2);transform-origin:right}
.in .comp .resid .b{transform:scaleX(1)}
.comp .resid .t{position:absolute;left:0;right:0;top:14px;font-size:11px;color:var(--muted);text-align:center;white-space:nowrap}
@media (max-width:640px){.comp{grid-template-columns:70px 1fr 90px}.comp .resid{display:none}}
.chip{display:inline-block;padding:1px 7px;border-radius:999px;background:var(--s1-wash);color:var(--ink-2);font-size:11px;margin-right:4px}
/* forms */
form.inputs{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px}
label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted)}
input,select{background:var(--page);color:var(--ink);border:1px solid var(--ring);border-radius:8px;padding:8px 10px;font-size:14px}
button{background:var(--accent);color:var(--btn-ink);border:0;border-radius:8px;padding:9px 14px;font-size:14px;cursor:pointer}
button.ghost{background:transparent;color:var(--s1);border:1px solid var(--s1)}
button.link{background:none;border:0;color:var(--s1);padding:0;font-size:13px}
.checks{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.checks label{flex-direction:row;align-items:center;gap:6px;font-size:13px;color:var(--ink)}
details.tbl summary{cursor:pointer;color:var(--muted);font-size:13px;margin-top:10px}
table{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px}th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--grid)}th{color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.4px}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.note{font-size:13px;color:var(--muted)}.err{color:var(--critical)}.mono{font-family:var(--mono);font-size:13px}
/* home cards */
.models{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.mcard{display:block;color:inherit;background:var(--surface);border:1px solid var(--ring);border-radius:12px;padding:16px 18px;transition:transform .2s ease,box-shadow .2s ease}
.mcard:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,0,0,.12)}
.mcard .name{font-weight:650;font-size:17px}.mcard .gen{color:var(--muted);font-weight:400}
.mcard .row{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-top:10px}
.mcard .big{font-size:26px;font-weight:600;letter-spacing:-.5px}
.mcard .meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.mcard svg{display:block;width:100%;height:56px;margin-top:8px;overflow:visible}
.queue{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}