:root{--bg:#fbfaf8;--fg:#1f2421;--muted:#5b625d;--line:#dcdad4;--accent:#2f6b4f;--card:#ffffff;}
@media (prefers-color-scheme:dark){:root{--bg:#161a18;--fg:#eceae5;--muted:#a3aaa5;--line:#2e3532;--accent:#7cc4a0;--card:#1d2220;}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
header,main,footer{max-width:740px;margin:0 auto;padding:0 20px}
header{padding-top:22px;padding-bottom:14px;border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 22px;align-items:baseline;justify-content:space-between}
.brand{font-weight:700;font-size:1.25rem;color:var(--fg);text-decoration:none;letter-spacing:.2px}
nav a{color:var(--muted);text-decoration:none;margin-right:16px;font-size:.95rem}
nav a:hover,nav a[aria-current]{color:var(--accent);text-decoration:underline}
main{padding-top:28px;padding-bottom:40px}
h1{font-size:1.8rem;line-height:1.25;margin:0 0 6px}
h2{font-size:1.2rem;margin:2rem 0 .4rem;line-height:1.3}
p{margin:.6rem 0}
a{color:var(--accent)}
.meta{color:var(--muted);font-size:.92rem;margin-bottom:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 18px;margin:18px 0}
.table-wrap{overflow-x:auto;margin:12px 0;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;font-size:.93rem;min-width:520px;background:var(--card)}
th,td{text-align:left;vertical-align:top;padding:9px 12px;border-bottom:1px solid var(--line)}
th{font-size:.85rem;color:var(--muted);font-weight:600}
tr:last-child td{border-bottom:0}
footer{padding-top:18px;padding-bottom:36px;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem}
footer a{color:var(--muted)}
ol.steps{padding-left:1.25rem}
ol.steps li{margin:.4rem 0}