:root{--background:#010101;--surface:#010101;--input:#0b1228;--brand:#00cccc;--glow:#3fe0e0;--text:#ffffff;--muted:#7d8996;--border:#314253;--ok:#68d391;--warn:#ffae42;--error:#ff4444;--action:#f6ad55;}
*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:var(--background);color:var(--text);font:17px/1.7 system-ui,sans-serif}
a{color:var(--brand);text-underline-offset:.25em}a:hover{color:var(--glow)}a:focus-visible{outline:2px solid var(--glow);outline-offset:5px}
.skip{position:absolute;left:1rem;top:-5rem;background:var(--input);padding:.5rem}.skip:focus{top:1rem}
header,main,footer{max-width:1040px;margin:auto;padding:1.3rem 1.5rem}header{display:flex;align-items:center;justify-content:space-between;gap:1rem;border-bottom:1px solid var(--border)}
.identity{font-weight:700;text-decoration:none;letter-spacing:.08em;white-space:nowrap}nav{display:flex;flex-wrap:wrap;gap:1.2rem}nav a[aria-current=page]{color:var(--text)}
main{min-height:65vh;padding-top:3rem;padding-bottom:4rem}h1{font-size:clamp(2rem,5vw,3.5rem);line-height:1.13;font-weight:600;letter-spacing:-.035em;margin:.2rem 0 1.5rem;max-width:18ch}
h2{font-size:1.3rem;line-height:1.4;margin-top:2.5rem}p,li{max-width:76ch}p{margin:1rem 0}.eyebrow{color:var(--brand);font-size:.85rem;letter-spacing:.12em;text-transform:uppercase}
.lead{font-size:1.2rem;max-width:58ch}.note{border-left:2px solid var(--brand);padding:.3rem 1.3rem;background:var(--input);margin:2rem 0}
.links{display:flex;flex-wrap:wrap;gap:1rem;margin:2rem 0}.links a{border:1px solid var(--border);padding:.6rem 1rem;border-radius:8px;text-decoration:none}
footer{border-top:1px solid var(--border);color:var(--muted);font-size:.9rem}footer p{margin:.4rem 0}code{overflow-wrap:anywhere;background:var(--input);padding:.1em .3em;border-radius:3px}
@media(max-width:650px){header{align-items:flex-start;flex-direction:column}header,main,footer{padding-left:1.2rem;padding-right:1.2rem}main{padding-top:2rem}nav{gap:.8rem;font-size:.94rem}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}