:root{
  --bg:#0A0B0D;--surface:#16181D;--border:#262830;--border-soft:#1B1D22;--hair:#1f2228;
  --text:#F4F4F5;--text2:#A1A4AB;--muted:#7A8694;--ghost:#4A4E57;
  --accent:#EAFF1A;--accent-muted:#A8B800;--accent-soft:rgba(234,255,26,.10);--accent-edge:rgba(234,255,26,.32);
  --ui:'Geist',sans-serif;--mono:'Geist Mono',ui-monospace,monospace;--serif:'Instrument Serif',Georgia,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:#050608;color:var(--text2);font-family:var(--ui);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(900px 520px at 18% -8%,rgba(234,255,26,.04),transparent 60%)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 22px}
nav{position:sticky;top:0;z-index:20;backdrop-filter:blur(12px);background:rgba(10,11,13,.72);border-bottom:1px solid var(--border-soft)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.wm{position:relative;display:inline-flex;align-items:center}
.wm .w{font-weight:800;font-size:19px;letter-spacing:-.02em;color:var(--text);line-height:1}
.wm .bar{position:absolute;left:-5px;right:-5px;top:54%;height:4px;border-radius:2px;
  background:linear-gradient(90deg,transparent,var(--accent) 14%,var(--accent) 86%,transparent)}
.back{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.back:hover{color:var(--text);text-decoration:none}
header.doc{padding:72px 0 26px;border-bottom:1px solid var(--hair)}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--accent-muted)}
h1{font-size:clamp(34px,6vw,52px);line-height:1.02;letter-spacing:-.02em;font-weight:600;color:var(--text);margin-top:14px}
h1 i{font-family:var(--serif);font-style:italic;color:var(--accent);font-weight:400}
.updated{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ghost);margin-top:18px}
main{padding:40px 0 96px}
h2{font-size:22px;color:var(--text);font-weight:600;margin:38px 0 12px;letter-spacing:-.01em}
h2:first-child{margin-top:0}
p{margin:12px 0;max-width:68ch}
ul{margin:12px 0 12px 22px;max-width:66ch}li{margin:7px 0}
strong{color:var(--text);font-weight:600}
.lead{font-family:var(--serif);font-style:italic;font-size:21px;line-height:1.5;color:var(--text2);margin:0 0 6px;max-width:60ch}
.callout{border:1px solid var(--accent-edge);border-radius:16px;background:var(--accent-soft);padding:22px 24px;margin:28px 0}
.callout h2{margin-top:0}
footer{border-top:1px solid var(--border-soft);padding:32px 0;background:#070809}
footer .wrap{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
footer a{color:var(--muted)}footer a:hover{color:var(--text);text-decoration:none}
footer .dot{color:var(--ghost)}