:root{
  --bg:#f6f5f1; --panel:#ffffff; --ink:#11151c; --muted:#5d6675; --faint:#8b94a3; --line:#e2e0d9; --line2:#d3d0c7;
  --amber:#d98a00; --amber-soft:rgba(217,138,0,.14); --up:#0f8a5f; --down:#c4373b; --band:rgba(17,21,28,.08);
  --list:#5b6ee1; --row-hover:#f1efe9; --code:#f0eee8;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0c0f14; --panel:#12161d; --ink:#e8ebf0; --muted:#98a2b3; --faint:#6b7486; --line:#1f2530; --line2:#2a3140;
    --amber:#f5a524; --amber-soft:rgba(245,165,36,.14); --up:#3ccf91; --down:#ff6b6b; --band:rgba(232,235,240,.08);
    --list:#8b9cff; --row-hover:#171c25; --code:#171c25;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0c0f14; --panel:#12161d; --ink:#e8ebf0; --muted:#98a2b3; --faint:#6b7486; --line:#1f2530; --line2:#2a3140;
  --amber:#f5a524; --amber-soft:rgba(245,165,36,.14); --up:#3ccf91; --down:#ff6b6b; --band:rgba(232,235,240,.08);
  --list:#8b9cff; --row-hover:#171c25; --code:#171c25;
  color-scheme:dark;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 Geist,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
.mono,.tick,.f-price,.board td,.status,code,.chips,.f-stats dd,.ranges button,.chart text{font-family:"Geist Mono",ui-monospace,monospace}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px}
.muted{color:var(--muted)}

/* top bar */
.top{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:28px;height:58px}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-weight:500;letter-spacing:.14em;font-size:14px}
.brand svg{width:20px;height:20px;color:var(--ink)}
.brand b{font-weight:700}
nav{display:flex;gap:20px;font-size:14px;color:var(--muted)}
nav a{text-decoration:none}
nav a:hover{color:var(--ink)}
.status{margin-left:auto;min-width:0;display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);white-space:nowrap}
.status i{width:7px;height:7px;border-radius:50%;background:var(--faint)}
.status.live i{background:var(--up);box-shadow:0 0 0 3px color-mix(in srgb,var(--up) 22%,transparent)}
.status.stale i{background:var(--amber)}

/* hero */
.hero{padding:56px 0 24px}
.eyebrow{margin:0 0 10px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:500}
.eyebrow.amber{color:var(--amber)}
h1{margin:0;font-size:clamp(32px,5vw,54px);line-height:1.04;letter-spacing:-.025em;font-weight:600}
h2{margin:0;font-size:24px;letter-spacing:-.015em;font-weight:600}

/* feature */
.feature{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:8px;padding:24px;margin-top:8px}
.f-head{display:flex;align-items:baseline;gap:10px}
.tick{font-size:13px;font-weight:600;color:var(--amber);letter-spacing:.04em}
.f-mem{font-size:12px;color:var(--faint)}
.f-price{font-size:56px;font-weight:500;letter-spacing:-.04em;line-height:1.1;margin-top:10px}
.f-price small{font-size:15px;color:var(--muted);letter-spacing:0;margin-left:6px;font-weight:400}
.f-sub{color:var(--muted);font-size:14px;margin-top:2px}
.chips{display:flex;gap:8px;margin:14px 0 18px;font-size:12px}
.chip{white-space:nowrap;padding:3px 9px;border-radius:999px;background:var(--code);color:var(--muted)}
.chip.up{color:var(--up);background:color-mix(in srgb,var(--up) 12%,transparent)}
.chip.down{color:var(--down);background:color-mix(in srgb,var(--down) 12%,transparent)}
.f-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px;margin:0;border-top:1px solid var(--line);padding-top:16px}
.f-stats dt{font-size:12px;color:var(--muted)}
.f-stats dd{margin:2px 0 0;font-size:15px;font-weight:500}
.f-right{min-width:0;display:flex;flex-direction:column}
.f-tools{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.legend{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.lg{display:inline-block;width:14px;height:3px;border-radius:2px;margin-left:8px}
.lg:first-child{margin-left:0}
.lg.med{background:var(--amber)}
.lg.band{height:9px;background:var(--band);border-radius:2px}
.lg.list{background:none;border-top:2px dashed var(--list);height:0}
.ranges{display:flex;background:var(--code);border-radius:8px;padding:3px}
.ranges button{border:0;background:none;color:var(--muted);font-size:12px;padding:4px 10px;border-radius:6px;cursor:pointer}
.ranges button.on{background:var(--panel);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.12)}
.chart{position:relative;flex:1;min-height:260px}
.chart svg{display:block;width:100%;height:100%}
.chart .grid{stroke:var(--line);stroke-width:1}
.chart text{fill:var(--faint);font-size:11px}
.chart .medline{fill:none;stroke:var(--amber);stroke-width:2;stroke-linejoin:round}
.chart .bandarea{fill:var(--band)}
.chart .listline{fill:none;stroke:var(--list);stroke-width:1.5;stroke-dasharray:5 4}
.chart .dot{fill:var(--amber)}
.chart .cross{stroke:var(--line2);stroke-width:1}
.chart-note{margin:8px 0 0;font-size:12px;color:var(--muted);min-height:18px}

/* board */
section{scroll-margin-top:72px}
#board,#power{margin-top:56px}
.p-spark .spark path{stroke:var(--amber)}
.sec-head{margin-bottom:16px}
.sec-head p{margin:6px 0 0;color:var(--muted);font-size:14px;max-width:760px}
.table-scroll{overflow-x:auto}
.board{width:100%;border-collapse:collapse;font-size:14px;min-width:900px}
.board th{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);font-weight:500;text-align:right;padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.board th.l,.board td.l{text-align:left}
.board td{padding:11px 14px;text-align:right;border-bottom:1px solid var(--line);white-space:nowrap;font-variant-numeric:tabular-nums}
.board tbody tr{cursor:pointer}
.board tbody tr:hover{background:var(--row-hover)}
.board tbody tr.sel{background:var(--amber-soft)}
.board tbody tr:last-child td{border-bottom:0}
.board .gpu{font-family:Geist,sans-serif;font-weight:600}
.board .gpu small{display:block;font-weight:400;color:var(--faint);font-size:11px;font-family:"Geist Mono",monospace}
.board .px{font-weight:600}
.board .na{color:var(--faint)}
.board .up{color:var(--up)} .board .down{color:var(--down)}
.board td.empty{text-align:center;color:var(--muted);padding:40px}
.spread{position:relative;width:120px;height:14px}
.spread .rail{position:absolute;left:0;right:0;top:6px;height:2px;background:var(--line)}
.spread .iqr{position:absolute;top:3px;height:8px;background:var(--band);border:1px solid var(--line2);border-radius:2px}
.spread .med{position:absolute;top:1px;width:2px;height:12px;background:var(--amber)}
.spread .lo{position:absolute;top:4px;width:6px;height:6px;border-radius:50%;background:var(--muted);margin-left:-3px}
.spark{display:block}
.spark path{fill:none;stroke:var(--muted);stroke-width:1.4}

/* prose sections */
.cols{display:grid;grid-template-columns:240px minmax(0,1fr);gap:24px;margin-top:64px;padding-top:32px;border-top:1px solid var(--line)}
.prose{max-width:720px}
.prose p{margin:0 0 14px;color:var(--muted)}
.prose b{color:var(--ink);font-weight:600}
.prose a{color:var(--ink);text-underline-offset:3px}
.endpoints{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;align-items:center;margin:18px 0 22px}
.endpoints code{font-size:13px;background:var(--code);padding:6px 10px;border-radius:6px;white-space:nowrap}
.endpoints code span{color:var(--amber);font-weight:600;margin-right:6px}
.endpoints em{font-style:normal;color:var(--muted);font-size:14px}
.btn{display:inline-block;background:var(--ink);color:var(--bg);text-decoration:none;padding:10px 16px;border-radius:8px;font-weight:500;font-size:14px}
.prose .btn{color:var(--bg)}


.foot{margin-top:72px;border-top:1px solid var(--line);padding:28px 0 40px;font-size:13px}
.foot-in p{margin:0 0 6px}

.tip{position:fixed;z-index:10;pointer-events:none;background:var(--ink);color:var(--bg);font:12px/1.45 "Geist Mono",monospace;padding:7px 10px;border-radius:8px;white-space:nowrap;transform:translate(-50%,-100%);margin-top:-12px}

@media (max-width:860px){
  .feature{grid-template-columns:minmax(0,1fr);gap:20px}
  .cols{grid-template-columns:minmax(0,1fr);gap:8px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  nav{display:none}
  .hero{padding:36px 0 16px}
  .feature{padding:18px}
  .f-price{font-size:46px}
  .chart{min-height:220px}
  .endpoints{grid-template-columns:minmax(0,1fr)}
  .endpoints code{white-space:normal;word-break:break-all}
  .endpoints em{margin:-4px 0 6px}
  .top-in{gap:14px}
  .status span{min-width:0;overflow:hidden;text-overflow:ellipsis}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* power */
.pgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.pcard{padding:18px 18px 14px;display:flex;flex-direction:column;gap:4px;min-width:0}
.pcard.empty{grid-column:1/-1;color:var(--muted);text-align:center;padding:32px}
.p-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:6px}
.p-name{font-size:13px;color:var(--muted);text-align:right}
.p-price{font:600 30px/1.15 "Geist Mono",ui-monospace,monospace;letter-spacing:-.02em}
.p-price small{font-size:13px;font-weight:400;color:var(--muted);margin-left:4px;letter-spacing:0}
.p-price.na{font:500 15px/2.0 Geist,system-ui,sans-serif;color:var(--muted);letter-spacing:0}
.p-sub{font:12px/1.5 "Geist Mono",ui-monospace,monospace;color:var(--muted)}
.p-load{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0 8px;padding-top:12px;border-top:1px solid var(--line)}
.p-load dt{font-size:12px;color:var(--muted)}
.p-load dd{margin:0;font:500 15px "Geist Mono",ui-monospace,monospace}
.p-load small{font-size:11px;color:var(--muted)}
.p-spark{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}
.p-spark .na{font-size:12px}
.p-src{margin-top:auto;padding-top:8px;font-size:11px;color:var(--muted);line-height:1.4}
.pfoot{font-size:13px;color:var(--muted);margin:12px 0 0}
@media (max-width:980px){.pgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.pgrid{grid-template-columns:minmax(0,1fr)}}