:root{--bg:#ffffff;--fg:#1a1d21;--muted:#6b7280;--faint:#9aa1ab;--line:#e8eaed;--soft:#f6f7f9;--acc:#d55e00;--acc-tint:#fff4ec;--code:#f5f6f8}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0f1115;--fg:#e6e8eb;--muted:#9aa3ae;--faint:#6f7883;--line:#232831;--soft:#161a20;--acc:#ff8a3d;--acc-tint:#2a1a0f;--code:#161a20}}
:root[data-theme=dark]{--bg:#0f1115;--fg:#e6e8eb;--muted:#9aa3ae;--faint:#6f7883;--line:#232831;--soft:#161a20;--acc:#ff8a3d;--acc-tint:#2a1a0f;--code:#161a20}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--acc);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:820px;margin:0 auto;padding:0 16px}
img{max-width:100%;height:auto;display:block}
/* hero */
.hero{padding:44px 16px 8px;text-align:center}
.eyebrow{margin:0 0 10px;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--acc)}
h1{margin:0 auto 14px;max-width:760px;font-size:28px;line-height:1.25;font-weight:700;letter-spacing:-.01em}
.authors{margin:0;font-size:14px;line-height:1.5}
.affil{margin:4px 0 0;font-size:12.5px;color:var(--muted)}
sup{font-size:.68em;line-height:0;vertical-align:.45em;margin-left:1px}
.links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:18px 0 0}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:6px 12px;border:1px solid var(--line);border-radius:999px;color:var(--fg);background:var(--bg);transition:border-color .15s,background .15s}
.pill:hover{text-decoration:none;border-color:var(--faint);background:var(--soft)}
.pill.acc{background:var(--acc);border-color:var(--acc);color:#fff}
.pill.acc:hover{background:var(--acc);filter:brightness(1.06)}
/* sections */
main section{margin:44px 0}
main section:first-child{margin-top:28px}
h2{margin:0 0 14px;font-size:18px;font-weight:650;letter-spacing:-.005em;padding-bottom:8px;border-bottom:1px solid var(--line)}
h3{margin:0 0 4px;font-size:14px;font-weight:700;display:flex;align-items:center;gap:8px}
p{margin:0 0 12px}
.note{font-size:13.5px;color:var(--muted)}
.tldr p{margin:0;padding:14px 18px;border-left:3px solid var(--acc);background:var(--soft);border-radius:0 8px 8px 0;font-size:15px}
/* headline stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
.stats div{border:1px solid var(--line);border-radius:10px;padding:10px 14px}
.stats b{display:block;font-size:19px;line-height:1.25;color:var(--acc);font-variant-numeric:tabular-nums}
.stats span{display:block;font-size:12.5px;line-height:1.45;color:var(--muted)}
@media (max-width:600px){.stats{grid-template-columns:1fr}.stats div{display:flex;align-items:baseline;gap:10px}.stats b{flex:none;min-width:96px}}
/* figure tabs */
.figtabs{margin-top:18px}
.figtabs.wide{margin-left:-70px;margin-right:-70px}
@media (max-width:960px){.figtabs.wide{margin-left:0;margin-right:0}}
.tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:6px}
.tabs button{font:inherit;font-size:13px;font-weight:500;padding:5px 12px;border:1px solid var(--line);border-radius:999px;background:var(--bg);color:var(--muted);cursor:pointer}
.tabs button:hover{border-color:var(--faint);color:var(--fg)}
.tabs button[aria-selected=true]{background:var(--fg);border-color:var(--fg);color:var(--bg)}
.figtabs figure{margin-top:12px}
.figtabs figure img{margin:0 auto}
/* figures */
figure{margin:14px 0 0}
figure.wide{margin-left:-70px;margin-right:-70px}
@media (max-width:960px){figure.wide{margin-left:0;margin-right:0}}
figure img{border-radius:8px;border:1px solid var(--line);background:#fff}
figcaption{margin:8px auto 0;max-width:820px;font-size:13px;color:var(--muted);text-align:center;padding:0 16px}
/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
@media (max-width:700px){.cards{grid-template-columns:1fr}}
.card{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:var(--bg)}
.card p{margin:0;font-size:13.5px;line-height:1.5;color:var(--muted)}
.n{display:inline-grid;place-items:center;width:18px;height:18px;flex:none;border-radius:50%;background:var(--acc);color:#fff;font-size:11px;font-weight:700}
/* table */
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:4px 0 0;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;font-size:13px;font-variant-numeric:tabular-nums}
th{font-size:11.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);text-align:left;padding:9px 12px;background:var(--soft);border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:7px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
tbody tr:last-child td{border-bottom:0}
td.num,th:nth-child(n+3){text-align:right}
td.bench{color:var(--muted);vertical-align:top;font-size:12.5px;border-right:1px solid var(--line)}
tr.grp td{border-top:1px solid var(--line)}
tr.ours td:not(.bench){background:var(--acc-tint);font-weight:600}

/* callout */
.callout{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:12px 16px;border:1px solid var(--line);border-radius:10px;background:var(--soft)}
.callout p{margin:0;font-size:14px}
/* code */
pre{margin:0 0 10px;padding:12px 14px;background:var(--code);border:1px solid var(--line);border-radius:8px;overflow-x:auto;font-size:12.5px;line-height:1.55}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}
p code{background:var(--code);padding:1px 5px;border-radius:4px;font-size:12px}
pre code{background:none;padding:0}
/* footer */
footer{margin:48px auto 40px;padding-top:16px;border-top:1px solid var(--line);font-size:12.5px;line-height:1.55;color:var(--muted)}
@media (max-width:520px){.hero{padding-top:30px}h1{font-size:23px}main section{margin:36px 0}}