:root{--night:#071B1A;--deep:#0E5C58;--teal:#12857E;--mint:#39B5A0;--paper:#F4F6F7;--card:#fff;
  --ink:#101820;--muted:#67757F;--line:#E1E7E9;
  --display:'Bricolage Grotesque',system-ui,sans-serif;--body:'DM Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16.5px;line-height:1.7}
.wrap{max-width:780px;margin:0 auto;padding:0 24px}
.nav{background:rgba(244,246,247,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:10}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;padding-top:15px;padding-bottom:15px}
.brand{font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:-.04em;text-decoration:none;color:var(--ink)}
.brand i{color:var(--teal);font-style:normal}
.nav a.back{font-size:14.5px;color:var(--muted);text-decoration:none}
.nav a.back:hover{color:var(--ink)}
header.doc{padding:56px 0 30px}
header.doc .kind{font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--teal)}
h1{font-family:var(--display);font-weight:800;font-size:clamp(30px,5vw,44px);letter-spacing:-.03em;
  line-height:1.1;margin:16px 0 12px}
.upd{font-size:14px;color:var(--muted)}
main{padding-bottom:70px}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:clamp(26px,4vw,40px);
  box-shadow:0 6px 24px rgba(14,32,38,.05)}
h2{font-family:var(--display);font-weight:800;font-size:21px;letter-spacing:-.02em;margin:34px 0 12px}
h2:first-child{margin-top:0}
h3{font-family:var(--display);font-weight:800;font-size:17px;margin:22px 0 8px}
p{margin-bottom:14px;color:#2A3540}
ul,ol{margin:0 0 16px 22px;color:#2A3540}
li{margin-bottom:8px}
b,strong{font-weight:700;color:var(--ink)}
a{color:var(--teal)}
table{width:100%;border-collapse:collapse;margin:16px 0;font-size:15px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:500}
.hi{background:#E3F1EF;border:1px solid #BFE0DB;border-radius:14px;padding:16px 18px;margin:18px 0;
  font-size:15.5px;color:#0E5C58}
.hi b{color:#0E5C58}
footer{background:var(--night);color:rgba(255,255,255,.55);padding:34px 0;font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:rgba(255,255,255,.7);text-decoration:none}
:focus-visible{outline:2.5px solid var(--mint);outline-offset:3px}