:root{
  --bg:#fbfaf7;--fg:#1c1b19;--muted:#5d5a54;--rule:#dcd8cf;--accent:#8a2d12;--accent2:#1a4d7a;
  --card:#ffffff;--code:#f1efe9;--maxw:860px;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#15161a;--fg:#e8e6e1;--muted:#a09c94;--rule:#33363d;--accent:#e0714f;--accent2:#7fb3e0;--card:#1d1f25;--code:#23262d}
  img{filter:brightness(.92)}
}
*{box-sizing:border-box}
html{font-size:17px;-webkit-text-size-adjust:100%}
body{margin:0;overflow-x:hidden;background:var(--bg);color:var(--fg);font-family:Georgia,"Times New Roman",serif;line-height:1.55}
a{color:var(--accent2);text-decoration:none;border-bottom:1px solid transparent}
a:hover{border-bottom-color:var(--accent2)}
header.site{border-bottom:1px solid var(--rule);background:var(--card)}
header.site .in{max-width:var(--maxw);margin:0 auto;padding:.7rem 1rem;display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;align-items:baseline}
header.site .brand{font-weight:bold;letter-spacing:.02em;color:var(--fg);font-size:1.05rem}
header.site nav a{color:var(--muted);font-size:.95rem}
header.site nav a[aria-current]{color:var(--fg);border-bottom-color:var(--accent)}
main{max-width:var(--maxw);margin:0 auto;padding:1.2rem 1rem 3rem}
h1{font-size:2.1rem;line-height:1.15;margin:1.2rem 0 .6rem}
h2{font-size:1.45rem;margin:2.2rem 0 .6rem;padding-top:.4rem;border-top:1px solid var(--rule)}
h3{font-size:1.12rem;margin:1.5rem 0 .4rem}
p,li{max-width:70ch}
.lede{font-size:1.2rem;color:var(--muted);max-width:66ch}
.headline{background:var(--card);border:1px solid var(--rule);border-left:5px solid var(--accent);padding:1rem 1.2rem;margin:1.4rem 0;border-radius:4px}
.headline p{margin:.3rem 0;max-width:none}
.headline .big{font-size:1.5rem;font-weight:bold;line-height:1.3}
.meta{color:var(--muted);font-size:.92rem}
figure{margin:1.6rem 0;padding:0}
figure img{width:100%;height:auto;display:block;border:1px solid var(--rule);background:#fff;border-radius:3px}
figcaption{font-size:.9rem;color:var(--muted);margin-top:.45rem;line-height:1.45}
figcaption a{font-size:.85rem}
table{border-collapse:collapse;width:100%;margin:1rem 0;font-size:.93rem}
th,td{border:1px solid var(--rule);padding:.35rem .6rem;text-align:left;vertical-align:top}
th{background:var(--code)}
.wrap{overflow-x:auto}
code,pre{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.88em}
code{background:var(--code);padding:.05em .3em;border-radius:3px}
pre{background:var(--code);padding:.8rem;overflow-x:auto;border-radius:4px}
pre code{background:none;padding:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:.9rem;margin:1rem 0}
.card{background:var(--card);border:1px solid var(--rule);border-radius:4px;padding:.8rem 1rem}
.card h3{margin:.2rem 0 .4rem;font-size:1.02rem}
.card .num{font-size:1.6rem;font-weight:bold;color:var(--accent);line-height:1.1}
.card p{margin:.3rem 0;font-size:.92rem;color:var(--muted)}
.note{background:var(--code);border-left:4px solid var(--accent2);padding:.6rem .9rem;margin:1rem 0;font-size:.95rem}
.sev-critical{color:#b1121b;font-weight:bold}.sev-major{color:var(--accent);font-weight:bold}.sev-minor{color:var(--accent2)}.sev-cosmetic{color:var(--muted)}
footer.site{border-top:1px solid var(--rule);margin-top:2rem}
footer.site .in{max-width:var(--maxw);margin:0 auto;padding:1rem;color:var(--muted);font-size:.9rem}
.toc{font-size:.95rem;columns:2;column-gap:2rem}
.toc li{break-inside:avoid}
@media (max-width:640px){html{font-size:16px}h1{font-size:1.7rem}.toc{columns:1}}