:root{
  --bg:#FBFAF7; --ink:#171A21; --muted:#5B616E; --line:#E8E5DE;
  --accent:#1F7A5A; --accent-soft:#E8F1EC;
  --warn:#8A5A00; --warn-bg:#FFF4DE; --warn-line:#F2D89B;
  --max:760px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.draft-banner{background:var(--warn-bg);border-bottom:1px solid var(--warn-line);color:var(--warn);
  text-align:center;font-size:14px;font-weight:600;padding:10px 16px;position:sticky;top:0;z-index:10}
header{border-bottom:1px solid var(--line);background:var(--bg)}
nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;letter-spacing:-.02em;font-size:20px;text-decoration:none;color:var(--ink)}
.brand span{color:var(--accent)}
.back{font-size:14px;text-decoration:none;font-weight:600}
main{padding:40px 0 8px}
.doc-tag{display:inline-block;background:var(--warn-bg);color:var(--warn);border:1px solid var(--warn-line);
  font-size:12px;font-weight:700;letter-spacing:.04em;padding:4px 10px;border-radius:999px;margin-bottom:14px}
h1{font-size:clamp(28px,5vw,40px);letter-spacing:-.02em;margin:0 0 8px;font-weight:800}
.meta{color:var(--muted);font-size:14px;margin:0 0 26px}
h2{font-size:22px;letter-spacing:-.01em;margin:34px 0 10px;font-weight:800}
h3{font-size:17px;margin:22px 0 6px;font-weight:700}
p,li{color:#2A2E37;font-size:16px}
ul{padding-left:20px}
strong{color:var(--ink)}
.callout{background:var(--warn-bg);border:1px solid var(--warn-line);color:#6B4A12;
  border-radius:12px;padding:16px 18px;font-size:14.5px;margin:0 0 26px}
table{width:100%;border-collapse:collapse;margin:14px 0;font-size:15px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600}
footer{border-top:1px solid var(--line);margin-top:40px;padding:28px 0;color:var(--muted);font-size:14px}
.foot{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.foot .links a{margin-right:12px}
@media(max-width:600px){nav{height:auto;padding:12px 0;gap:8px}}