:root{
  --ink:#0a0a0a;--body:#232326;--mut:#71717a;--line:#e6e6e8;--bg:#fff;--soft:#f6f6f7;
  /* monochrome: the "green" tokens are now black/grey so existing rules stay valid */
  --green:#111111;--green-d:#000000;--green-l:#f0f0f0;--dark:#0a0a0a;--dl:#2a2a2d;--max:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--body);background:var(--bg)}
a{color:var(--green-d);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:32px;letter-spacing:-.02em;margin:0 0 8px;color:var(--ink)}
h2{font-size:22px;letter-spacing:-.01em;margin:38px 0 12px;color:var(--ink);scroll-margin-top:80px}
h3{font-size:17px;margin:24px 0 8px;color:var(--ink)}
p{margin:0 0 14px}
.lead{font-size:18px;color:var(--mut);margin:0 0 8px}
.muted{color:var(--mut)}.small{font-size:13.5px}

/* top bar */
.top{position:sticky;top:0;z-index:50;background:rgba(10,15,30,.92);backdrop-filter:blur(10px);
     border-bottom:1px solid rgba(255,255,255,.08)}
.top .row{max-width:var(--max);margin:0 auto;display:flex;align-items:center;gap:22px;height:58px;padding:0 22px}
.brand{font-weight:800;font-size:18px;color:#fff;letter-spacing:-.02em}.brand .dot{color:#d4d4d4}
.top .tag{color:#8b97ad;font-size:13px;font-weight:600;border-left:1px solid #2b3650;padding-left:14px}
.top .sp{flex:1}.top a.lnk{color:#c2cbdb;font-size:14px;font-weight:500}.top a.lnk:hover{color:#fff;text-decoration:none}
.top a.cta{background:var(--green);color:#fff;padding:8px 14px;border-radius:8px;font-size:14px;font-weight:600}
.top a.cta:hover{background:var(--green-d);text-decoration:none}

/* layout */
.layout{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:230px 1fr;gap:44px;padding:34px 22px 80px}
@media(max-width:820px){.layout{grid-template-columns:1fr;gap:18px}.side{position:static !important;border:1px solid var(--line);border-radius:12px}}
.side{position:sticky;top:80px;align-self:start;font-size:14.5px;padding:6px 0}
.side .grp{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);font-weight:700;margin:14px 12px 6px}
.side a{display:block;padding:7px 12px;border-radius:8px;color:var(--body);font-weight:500}
.side a:hover{background:var(--soft);text-decoration:none}
.side a.on{background:var(--green-l);color:var(--green-d);font-weight:700}
main{min-width:0;max-width:720px}

/* content */
pre{background:var(--ink);color:#cdd6e6;border-radius:10px;padding:15px 17px;overflow-x:auto;
    font:13px/1.65 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;margin:0 0 16px}
pre .c{color:#8a8a93}pre .g{color:#d4d4d4}pre .y{color:#cfcfcf}pre .b{color:#bdbdbd}
code{background:#eef2f7;color:#0b1220;padding:1.5px 6px;border-radius:5px;
     font:13px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
pre code{background:none;padding:0;color:inherit}
.note{background:#f6f6f7;border:1px solid #e2e2e5;color:#1a1a1a;padding:12px 15px;border-radius:9px;margin:0 0 16px;font-size:14.5px}
.note.warn{background:#fffbeb;border-color:#fde68a;color:#92400e}
table{width:100%;border-collapse:collapse;font-size:14px;margin:0 0 16px}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut)}
td code{white-space:nowrap}
ul,ol{margin:0 0 16px;padding-left:22px}li{margin:5px 0}
.steps-n{counter-reset:s;list-style:none;padding:0}
.steps-n li{counter-increment:s;position:relative;padding:0 0 6px 38px;margin:0 0 18px}
.steps-n li::before{content:counter(s);position:absolute;left:0;top:0;width:26px;height:26px;border-radius:7px;
  background:var(--green-l);color:var(--green-d);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.pager{display:flex;justify-content:space-between;margin-top:48px;border-top:1px solid var(--line);padding-top:18px;font-size:14px}
.foot{color:var(--mut);font-size:13px;margin-top:30px}