:root{--blue:#00d4ff;--bg:#0a0a0f;--card:#12121a;--text:#fff;--text2:#c2c2d0;--muted:#8a8a9c;--border:#2a2a3a}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--blue)}
a:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 14px;border-radius:8px;z-index:20}
.skip:focus{left:8px}
.wrap{max-width:780px;margin:0 auto;padding:0 22px}
.top{position:sticky;top:0;background:rgba(10,10,15,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06);z-index:10}
.top .wrap{display:flex;justify-content:space-between;align-items:center;height:60px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:700;font-size:1.1rem}
.brand img{border-radius:8px}
.back{color:var(--text2);text-decoration:none;font-weight:500}
.doc{padding-top:48px;padding-bottom:64px}
h1{font-size:clamp(2rem,5vw,2.6rem);letter-spacing:-.02em;line-height:1.15;margin-bottom:6px}
.meta{color:var(--muted);margin-bottom:28px}
.summary{background:var(--card);border:1px solid var(--border);border-left:4px solid var(--blue);border-radius:14px;padding:18px 20px;margin-bottom:12px;color:var(--text2)}
.summary b{color:var(--text)}
h2{font-size:1.25rem;margin:34px 0 10px;letter-spacing:-.01em}
p,li{color:var(--text2)}
p+p{margin-top:10px}
ul{padding-left:22px;margin-top:8px;display:grid;gap:6px}
li b{color:var(--text)}
footer{border-top:1px solid var(--border);padding:32px 0 48px;color:var(--muted);font-size:.92rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer a{color:var(--text2);text-decoration:none}
footer a:hover,.back:hover{color:var(--text)}