:root{--bg:#0b0d10;--panel:#14181d;--line:#242a31;--text:#e9edf1;--muted:#9aa5b1;--accent:#d7261e;--accent-h:#f03a31}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent-h)}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;color:#000;padding:8px;z-index:9}
header{position:sticky;top:0;background:rgba(11,13,16,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:5}
.bar{max-width:1100px;margin:auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.logo{font-weight:800;font-size:1.25rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;text-decoration:none}
.logo span{color:var(--accent)}
nav a{color:var(--text);text-decoration:none;margin-left:20px;font-size:.95rem}
nav a:hover,nav a[aria-current]{color:var(--accent-h)}
.hero{min-height:56vh;display:flex;align-items:center;background:linear-gradient(180deg,rgba(11,13,16,.55),var(--bg)),radial-gradient(900px 400px at 75% 20%,rgba(215,38,30,.28),transparent 60%),#0f1317;border-bottom:1px solid var(--line)}
.wrap{max-width:1100px;margin:auto;padding:0 20px}
.hero h1{font-size:clamp(2.2rem,6vw,4rem);line-height:1.05;margin:0 0 14px;letter-spacing:-.02em}
.hero p{max-width:620px;color:var(--muted);font-size:1.15rem;margin:0 0 26px}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:12px 26px;border-radius:999px;font-weight:600}
.btn:hover{background:var(--accent-h)}
.btn.ghost{background:transparent;border:1px solid var(--line);margin-left:10px}
section{padding:56px 0}
h2{font-size:1.7rem;margin:0 0 8px}
.lead{color:var(--muted);margin:0 0 28px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;text-decoration:none;color:var(--text);display:block;transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card h3{margin:0 0 6px;font-size:1.1rem}
.card p{margin:0;color:var(--muted);font-size:.95rem}
main.doc{max-width:780px;margin:auto;padding:48px 20px 72px}
main.doc h1{font-size:2.2rem;margin:0 0 6px;letter-spacing:-.01em}
main.doc h2{font-size:1.25rem;margin:34px 0 8px}
main.doc p,main.doc li{color:#cfd6dd}
.meta{color:var(--muted);font-size:.9rem;margin-bottom:26px}
.note{background:rgba(215,38,30,.1);border:1px solid rgba(215,38,30,.45);padding:12px 16px;border-radius:10px;font-size:.9rem}
.doclist{list-style:none;padding:0;margin:0}
.doclist li{display:flex;justify-content:space-between;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.doclist small{color:var(--muted);display:block}
footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:.9rem}
footer .bar{align-items:flex-start}
footer a{color:var(--muted);margin-right:16px}
footer a:hover{color:#fff}