/* Sift — styles. Same tokens and self-hosted fonts as GRADY.OS; nothing loads from anywhere else. */
@font-face{font-family:"Inter Tight";font-style:normal;font-weight:100 900;font-display:swap;src:url(../fonts/inter-tight-normal-latin-1bf6b3.woff2) format("woff2")}
@font-face{font-family:"Instrument Serif";font-style:italic;font-weight:400;font-display:swap;src:url(../fonts/instrument-serif-italic-latin-52a6c2.woff2) format("woff2")}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400 500;font-display:swap;src:url(../fonts/jetbrains-mono-normal-latin-480c06.woff2) format("woff2")}

:root{
  --bg:#07080a;--bg2:#0c0e12;--panel:#101318;--panel2:#151922;--ink:#f1f3ec;--muted:#9aa2ad;--dim:#646d78;--line:rgba(255,255,255,.09);--line2:rgba(255,255,255,.16);
  --lime:#c6ff3d;--pink:#ff5c8a;--amber:#ffb547;--cyan:#6fd3ff;--violet:#b9a2ff;--mint:#8ef0c4;
  --sans:"Inter Tight",system-ui,-apple-system,"Segoe UI",sans-serif;--serif:"Instrument Serif",Georgia,serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --r:14px;--gut:clamp(16px,4vw,40px)
}
*{box-sizing:border-box}
html{background:var(--bg);overflow-x:clip;scroll-padding-top:16px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.55 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:clip}
[hidden]{display:none!important}
a{color:var(--lime);text-underline-offset:3px}
a:hover{color:#dcff8a}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--lime);color:#000;padding:8px 14px;border-radius:8px;z-index:50;font-weight:600}
.skip:focus{top:12px}
code,kbd,pre{font-family:var(--mono)}
.fine{font-size:13px;color:var(--dim);margin:.4em 0 0}
.dim{color:var(--dim)}
em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--lime)}

/* ───── top bar ───── */
.top{display:flex;align-items:center;gap:18px;padding:16px var(--gut);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;background:rgba(7,8,10,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:19px;letter-spacing:-.02em;color:var(--ink);text-decoration:none}
.brand .dot{width:11px;height:11px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(198,255,61,.14)}
.tag{margin:0;color:var(--dim);font-size:14px}
.topnav{margin-left:auto;display:flex;gap:18px;font-size:14px}
.topnav a{color:var(--muted);text-decoration:none}
.topnav a:hover{color:var(--ink)}
@media (max-width:640px){.tag{display:none}.topnav{gap:12px;font-size:13px}}
@media (max-width:420px){.topnav a[href="../llm/"]{display:none}}

main{max-width:1180px;margin:0 auto;padding:0 var(--gut)}

/* ───── buttons ───── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border-radius:999px;border:1px solid var(--lime);background:var(--lime);color:#0b0d07;font-weight:600;font-size:15px;cursor:pointer;text-decoration:none;transition:transform .15s,background .15s}
.btn:hover{background:#d7ff6f;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line2)}
.btn.ghost:hover{border-color:var(--lime);color:var(--lime);background:rgba(198,255,61,.05)}
.btn.small{min-height:36px;padding:0 14px;font-size:14px}
.linkish{background:none;border:0;padding:0;color:var(--lime);cursor:pointer;font-size:14px;text-decoration:underline;text-underline-offset:3px;text-align:left}
.linkish:hover{color:#dcff8a}

/* ───── start ───── */
.start{padding:clamp(40px,8vw,96px) 0 40px}
.eyebrow{font:500 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--lime);margin:0 0 18px}
h1{font-size:clamp(36px,6.4vw,74px);line-height:1.02;letter-spacing:-.035em;font-weight:700;margin:0 0 22px;max-width:15ch}
h1 em{font-size:1.04em;letter-spacing:-.01em}
.lede{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:62ch;margin:0 0 34px}
.loadgrid{display:grid;grid-template-columns:1.25fr 1fr;gap:18px;align-items:stretch}
@media (max-width:820px){.loadgrid{grid-template-columns:1fr}}
.drop{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;min-height:230px;padding:28px;border:1.5px dashed rgba(198,255,61,.35);border-radius:20px;background:radial-gradient(120% 90% at 50% 0%,rgba(198,255,61,.07),transparent 60%),var(--bg2);cursor:pointer;transition:border-color .2s,background .2s,transform .2s}
.drop:hover,.drop.over{border-color:var(--lime);background:radial-gradient(120% 90% at 50% 0%,rgba(198,255,61,.14),transparent 65%),var(--bg2)}
.drop.over{transform:scale(1.01)}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%}
.drop input:focus-visible+.drop-ic{outline:2px solid var(--lime);outline-offset:6px;border-radius:50%}
.drop:focus-within{border-color:var(--lime)}
.drop-ic{display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:rgba(198,255,61,.1);color:var(--lime);margin-bottom:6px}
.drop-t{font-size:19px;font-weight:600}
.drop-t u{color:var(--lime);text-underline-offset:4px}
.drop-s{font-size:14px;color:var(--dim);max-width:40ch}
.samples{display:flex;flex-direction:column;gap:12px;padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--bg2)}
.samples .fine{margin:0 0 6px}
.paste summary{cursor:pointer;color:var(--muted);font-size:14px;padding:6px 0}
.paste summary:hover{color:var(--ink)}
.paste textarea{width:100%;margin:8px 0 10px;background:var(--bg);color:var(--ink);border:1px solid var(--line2);border-radius:10px;padding:10px;font:13px/1.5 var(--mono);resize:vertical}
.err{color:var(--pink);margin:12px 0 0;font-weight:500}
.points{list-style:none;padding:0;margin:44px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.points li{border-top:1px solid var(--line);padding-top:16px}
.points b{display:block;font-size:16px;margin-bottom:6px}
.points span{color:var(--muted);font-size:14px}
@media (max-width:820px){.points{grid-template-columns:1fr}}

/* ───── loading ───── */
.loading{position:fixed;inset:0;z-index:40;display:grid;place-items:center;background:rgba(7,8,10,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);padding:16px}
.loadcard{width:min(440px,100%);background:var(--panel);border:1px solid var(--line2);border-radius:18px;padding:26px}
.ld-stage{margin:0 0 14px;font-weight:600}
.ld-bar{height:6px;border-radius:9px;background:rgba(255,255,255,.08);overflow:hidden}
.ld-bar span{display:block;height:100%;width:4%;background:var(--lime);border-radius:9px;transition:width .2s}
.ld-sub{margin:12px 0 0;font-size:13px;color:var(--dim)}

/* ───── app ───── */
.app{padding:28px 0 20px}
.dsbar{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.ds-name{margin:0;font-size:clamp(22px,3vw,30px);letter-spacing:-.02em;word-break:break-all}
.ds-meta{margin:4px 0 0;color:var(--muted);font:13px/1.6 var(--mono);display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center}
.pill{font:500 11px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--amber);border:1px solid rgba(255,181,71,.4);border-radius:99px;padding:5px 9px}

.ask{position:sticky;top:69px;z-index:15;display:flex;align-items:center;gap:10px;padding:8px 8px 8px 16px;border:1px solid var(--line2);border-radius:999px;background:rgba(16,19,24,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 10px 40px rgba(0,0,0,.4);transition:border-color .2s}
.ask:focus-within{border-color:var(--lime);box-shadow:0 10px 40px rgba(0,0,0,.4),0 0 0 4px rgba(198,255,61,.1)}
.ask-ic{color:var(--muted);display:flex}
.ask input{flex:1;min-width:0;background:none;border:0;color:var(--ink);font:500 17px/1.2 var(--sans);padding:10px 0}
.ask input:focus{outline:none}
.ask input::placeholder{color:var(--dim)}
.ask-k{font-size:12px;color:var(--dim);border:1px solid var(--line2);border-radius:6px;padding:2px 7px}
@media (max-width:640px){.ask{top:61px}.ask-k{display:none}.ask .btn{padding:0 16px}}
@media (hover:none){.ask-k{display:none}}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 22px;align-items:center}
.chips-l{font:12px var(--mono);color:var(--dim);text-transform:uppercase;letter-spacing:.1em;margin-right:2px}
.chip{background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:7px 13px;font-size:14px;color:var(--muted);cursor:pointer;transition:all .15s;max-width:100%;text-align:left}
.chip:hover{color:var(--ink);border-color:var(--lime);background:rgba(198,255,61,.06)}

/* answer */
.answer{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line2);border-radius:22px;padding:clamp(18px,3vw,30px);margin-bottom:46px}
.answer.in{animation:rise .45s cubic-bezier(.2,.8,.2,1)}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.a-kicker{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin:0 0 10px}
.reading{margin:0;font-size:clamp(17px,2.2vw,21px);line-height:1.7;color:var(--muted);word-break:break-word}
.reading mark{background:none;color:inherit;border-radius:6px;padding:1px 4px;margin:0 -1px;font-weight:600}
.r-col{color:var(--lime)!important;background:rgba(198,255,61,.12)!important}
.r-val{color:var(--pink)!important;background:rgba(255,92,138,.13)!important}
.r-agg{color:var(--amber)!important;background:rgba(255,181,71,.13)!important}
.r-grp{color:var(--cyan)!important;background:rgba(111,211,255,.12)!important}
.r-flt{color:var(--violet)!important;background:rgba(185,162,255,.13)!important}
.r-num{color:var(--mint)!important;background:rgba(142,240,196,.12)!important}
.r-mod{color:var(--ink)!important;background:rgba(255,255,255,.08)!important}
.legend{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 0}
.lg{font:11px/1 var(--mono);padding:5px 8px;border-radius:99px}
.a-top{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--line)}
.a-head{font-size:clamp(20px,2.6vw,27px);line-height:1.3;letter-spacing:-.01em;margin:0 0 6px;font-weight:500}
.a-head b{color:var(--lime);font-weight:700}
.a-head.miss{color:var(--pink)}
.big{display:inline-block;font-size:clamp(44px,7vw,76px);font-weight:700;letter-spacing:-.04em;line-height:1;color:var(--lime);margin-right:8px;font-variant-numeric:tabular-nums}
.a-sub{color:var(--muted);margin:0 0 18px;font-size:15px}
.a-act{margin:0}

.bars{display:flex;flex-direction:column;gap:7px;margin:8px 0 18px}
.brow{display:grid;grid-template-columns:minmax(80px,180px) 1fr auto;gap:12px;align-items:center;font-size:14px}
.blab{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}
.btrack{height:22px;border-radius:6px;background:rgba(255,255,255,.04);overflow:hidden}
.bar{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,rgba(198,255,61,.35),rgba(198,255,61,.6));transform-origin:left;animation:grow .55s cubic-bezier(.2,.8,.2,1) both}
.bar.lead{background:linear-gradient(90deg,rgba(198,255,61,.7),var(--lime))}
.bar.blank{background:rgba(255,255,255,.18)}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.bval{font:500 13px var(--mono);font-variant-numeric:tabular-nums;min-width:64px;text-align:right}
@media (max-width:520px){.brow{grid-template-columns:minmax(64px,110px) 1fr auto;gap:8px}.bval{min-width:0}}

.chart{margin:8px 0 18px}
.line{width:100%;height:auto;display:block;overflow:visible}
.line .gl{stroke:rgba(255,255,255,.07)}
.line .ax{fill:var(--dim);font:11px var(--mono)}
.line .area{fill:rgba(198,255,61,.08)}
.line .ln{fill:none;stroke:var(--lime);stroke-width:2.2;stroke-linejoin:round;stroke-linecap:round}
.line .ln.draw{stroke-dasharray:4000;stroke-dashoffset:4000;animation:draw 1.1s cubic-bezier(.4,0,.2,1) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.line .pt circle{fill:var(--bg);stroke:var(--lime);stroke-width:1.6;transition:r .15s}
.line .pt.peak circle{fill:var(--lime)}
.line .pt .hit{fill:transparent}
.line .pt:hover circle{r:6;fill:var(--lime)}
.line .pt:hover .hit{fill:rgba(255,255,255,.03)}

.gtable{margin:0 0 16px;border:1px solid var(--line);border-radius:12px;padding:0 14px}
.gtable summary{cursor:pointer;padding:12px 0;font-weight:600;font-size:14px}
.tscroll{overflow-x:auto;max-height:420px;overflow-y:auto}
.gtable table{width:100%;border-collapse:collapse;font-size:14px}
.gtable th,.gtable td{padding:7px 10px;border-top:1px solid var(--line);text-align:left;font-weight:400}
.gtable thead th{font:500 11px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--dim);border-top:0;position:sticky;top:0;background:var(--panel)}
.gtable tbody th{color:var(--ink)}
.num{text-align:right!important;font-variant-numeric:tabular-nums}
.gtable td.num{font-family:var(--mono);font-size:13px}
.gtable .linkish{margin:4px 0 14px;display:inline-block}
.na{color:var(--dim)!important;font-style:italic}

.a-foot{display:grid;gap:12px}
.notes{margin:0;padding:12px 14px 12px 32px;border-radius:12px;background:rgba(255,181,71,.07);border:1px solid rgba(255,181,71,.2);font-size:14px;color:#ffd79c}
.notes li+li{margin-top:3px}
.sqlbox{border:1px solid var(--line);border-radius:12px;background:#05060a;overflow:hidden}
.sql-h{display:flex;justify-content:space-between;align-items:center;padding:9px 14px;border-bottom:1px solid var(--line);font:500 11px var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--dim)}
.sql-h .linkish{font:500 12px var(--mono);text-transform:none;letter-spacing:0}
.sql{margin:0;padding:14px;overflow-x:auto;font-size:13px;line-height:1.65;color:#cfd6df}
.sk{color:var(--cyan)}.ss{color:var(--pink)}.sn{color:var(--mint)}.sc{color:var(--dim);font-style:italic}
.timing{margin:0;font:12px var(--mono);color:var(--dim)}

/* blocks */
.block{margin:0 0 54px}
.block-h{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px;margin-bottom:16px}
.block-h h2{margin:0;font-size:clamp(22px,2.8vw,28px);letter-spacing:-.02em}
.block-h p{margin:0;color:var(--muted);font-size:14px}
.block-act{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}

.insights{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.ins{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px 18px 16px;display:flex;flex-direction:column;gap:6px;transition:border-color .2s,transform .2s}
.ins:hover{border-color:var(--line2);transform:translateY(-2px)}
.ins h3{margin:0;font-size:17px;line-height:1.3;letter-spacing:-.01em;padding-right:30px}
.ins p{margin:0 0 6px;color:var(--muted);font-size:14px;flex:1}
.ins .linkish{font-size:13px;word-break:break-word}
.ins-ic{position:absolute;top:14px;right:14px;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;font:600 14px var(--mono);background:rgba(198,255,61,.1);color:var(--lime)}
.ins.k-quality .ins-ic{background:rgba(255,92,138,.12);color:var(--pink)}
.ins.k-outlier .ins-ic,.ins.k-corr .ins-ic{background:rgba(255,181,71,.12);color:var(--amber)}

/* grid */
.gwrap{position:relative;height:min(62vh,560px);overflow:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--bg2);overscroll-behavior:contain}
.grid{position:relative;min-width:100%;font-size:13.5px}
.ghead,.gr{display:grid;grid-template-columns:var(--cols)}
.ghead{position:sticky;top:0;z-index:2;background:#11141a;border-bottom:1px solid var(--line2)}
.ghead .gc{padding:0}
.ghead button{width:100%;height:40px;display:flex;align-items:center;gap:6px;padding:0 12px;background:none;border:0;cursor:pointer;font:600 12.5px var(--sans);color:var(--muted);text-align:left}
.ghead .num button{justify-content:flex-end}
.ghead button:hover{color:var(--ink);background:rgba(255,255,255,.03)}
.gh-n{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gh-s{color:var(--lime);font-family:var(--mono)}
.ghead [aria-sort="ascending"] button,.ghead [aria-sort="descending"] button{color:var(--lime)}
.gbody{position:relative}
.gr{position:absolute;left:0;right:0;top:0;height:34px;border-bottom:1px solid rgba(255,255,255,.045);will-change:transform}
.gr:hover{background:rgba(255,255,255,.025)}
.gr.dup{background:rgba(255,92,138,.07)}
.gc{padding:0 12px;line-height:34px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.gr .gc.num{font-family:var(--mono);font-size:12.5px}
.gc.gn{color:var(--dim);font:11.5px/34px var(--mono);text-align:right;padding-right:14px;border-right:1px solid var(--line)}
.ghead .gc.gn{line-height:40px}
#gempty{padding:20px}
.gnote{margin-top:10px}

/* columns */
.cols{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.colcard{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:10px;min-width:0}
.cc-h{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.cc-h h3{margin:0;font-size:16px;word-break:break-word}
.type{flex:none;font:500 10.5px/1 var(--mono);text-transform:uppercase;letter-spacing:.06em;padding:5px 7px;border-radius:6px;background:rgba(255,255,255,.06);color:var(--muted)}
.t-num{color:var(--lime);background:rgba(198,255,61,.1)}
.t-date{color:var(--cyan);background:rgba(111,211,255,.1)}
.t-cat{color:var(--pink);background:rgba(255,92,138,.1)}
.t-bool{color:var(--violet);background:rgba(185,162,255,.12)}
.meter{display:flex;align-items:center;gap:10px;font:12px var(--mono);color:var(--dim)}
.mtrack{flex:1;height:5px;border-radius:9px;background:rgba(255,92,138,.35);overflow:hidden}
.mfill{display:block;height:100%;background:var(--lime);border-radius:9px}
.colcard dl{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;margin:0;font-size:13px}
.colcard dt{color:var(--dim)}
.colcard dd{margin:0;text-align:right;font-family:var(--mono);font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.spark{display:flex;align-items:flex-end;gap:2px;height:46px;margin-top:2px}
.spark span{flex:1;min-width:1px;background:rgba(198,255,61,.55);border-radius:2px 2px 0 0}
.toplist{list-style:none;margin:0;padding:0;display:grid;gap:5px;font-size:13px}
.toplist li{display:grid;grid-template-columns:minmax(0,1fr) 70px 36px;gap:8px;align-items:center}
.tl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}
.tt{height:6px;border-radius:9px;background:rgba(255,255,255,.05);overflow:hidden}
.tfill{display:block;height:100%;background:var(--pink);border-radius:9px;opacity:.75}
.tn{font:12px var(--mono);color:var(--dim);text-align:right}

/* how it's built */
.how{border-top:1px solid var(--line);padding:clamp(44px,7vw,80px) 0 30px}
.how h2{font-size:clamp(30px,4.6vw,50px);letter-spacing:-.03em;margin:0 0 16px;line-height:1.05}
.pipe{list-style:none;padding:0;margin:8px 0 40px;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:p}
.pipe li{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:6px;counter-increment:p}
.pipe li:not(:last-child)::after{content:"→";position:absolute;right:-12px;top:50%;transform:translate(50%,-50%);color:var(--lime);font-family:var(--mono);z-index:1}
.pipe-t{font:500 10.5px var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--dim)}
.pipe b{font-size:18px}
.pipe b::before{content:counter(p,decimal-leading-zero) " ";font:500 13px var(--mono);color:var(--lime)}
.pipe span:last-child{color:var(--muted);font-size:13.5px}
@media (max-width:980px){.pipe{grid-template-columns:1fr 1fr}.pipe li::after{display:none}}
@media (max-width:560px){.pipe{grid-template-columns:1fr}}
.decisions{display:grid;grid-template-columns:1fr 1fr;gap:28px 40px}
.decisions h3{margin:0 0 6px;font-size:18px}
.decisions p{margin:0;color:var(--muted);font-size:15px}
.decisions code{font-size:13px;color:var(--lime)}
@media (max-width:760px){.decisions{grid-template-columns:1fr}}

.foot{max-width:1180px;margin:0 auto;padding:30px var(--gut) 50px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
.foot p{margin:0 0 6px}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}