:root{color-scheme:dark;--bg:#0f1218;--bg-2:#0c0f14;--panel:#1a2029;--panel-2:#202834;--line:#2a3242;--line-soft:#222a37;--ink:#e9e6de;--muted:#9aa3b2;--gold:#d4a54a;--gold-2:#e9c26d;--gold-ink:#1a1300;--ok:#73c982;--warn:#e19b9b;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Times New Roman",serif;--sans:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--gold-2)}
a:focus-visible,summary:focus-visible,.cta:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:4px}
.wrap{max-width:860px;margin:0 auto;padding:0 20px 56px}
header.top{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px 16px;padding:22px 0}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:19px;color:var(--ink);text-decoration:none}
.brand .mark{color:var(--gold);font-size:22px;line-height:1}
header.top nav{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:14px}
header.top nav a{color:var(--muted);text-decoration:none}
header.top nav a:hover,header.top nav a[aria-current]{color:var(--gold-2)}
.hero{padding:34px 0 18px}
.eyebrow{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:700}
h1{font-family:var(--serif);font-weight:600;font-size:clamp(32px,6vw,50px);line-height:1.1;margin:12px 0 10px}
h1 .badge{vertical-align:middle;margin-left:12px;font-size:11px}
h2{font-family:var(--serif);font-weight:600;font-size:clamp(24px,4vw,30px);margin:44px 0 12px;scroll-margin-top:16px}
h3{font-family:var(--serif);font-weight:600;font-size:21px;margin:0 0 6px}
h4{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin:20px 0 6px}
.lead{color:var(--muted);font-size:clamp(17px,2.4vw,20px);margin:0 0 18px;max-width:680px}
.badge{display:inline-block;font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;font-weight:700;border:1px solid var(--line);border-radius:999px;padding:2px 10px;color:var(--muted);background:rgba(255,255,255,.02)}
.badge-stable{border-color:#3f7a50;color:var(--ok)}.badge-alpha{border-color:var(--gold);color:var(--gold-2)}.badge-experimental{border-color:#8a4a4a;color:var(--warn)}
.alert{margin:18px 0;padding:14px 16px;border:1px solid var(--gold);border-left-width:5px;border-radius:10px;background:rgba(212,165,74,.07)}
.alert strong{color:var(--gold-2)}
.cta{display:inline-block;margin:6px 10px 6px 0;padding:10px 18px;border-radius:9px;background:var(--gold);color:var(--gold-ink);font-weight:700;text-decoration:none}
.cta.alt{background:transparent;color:var(--ink);border:1px solid var(--line)}
.cta:hover{filter:brightness(1.08)}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 0;padding:0;list-style:none}
.toc a{display:block;padding:5px 13px;border:1px solid var(--line);border-radius:999px;font-size:13.5px;color:var(--muted);text-decoration:none}
.toc a:hover{color:var(--gold-2);border-color:var(--gold)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}
.card h3{font-size:18px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.card p{margin:6px 0 0;color:var(--muted);font-size:15px}
ol,ul{padding-left:22px}li{margin:6px 0}
details{background:var(--panel);border:1px solid var(--line);border-radius:10px;margin:8px 0;padding:0 16px}
details[open]{background:var(--panel-2)}
summary{cursor:pointer;padding:12px 0;font-weight:600;color:var(--gold-2);list-style-position:outside}
details p,details ol,details ul{margin:0 0 14px}
table.rows{width:100%;border-collapse:collapse;font-size:15px}
table.rows th{width:30%;text-align:left;vertical-align:top;color:var(--gold-2);font-weight:600;padding:8px 14px 8px 0;border-bottom:1px solid var(--line-soft)}
table.rows td{padding:8px 0;border-bottom:1px solid var(--line-soft);color:var(--ink)}
.guide{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:14px 0;scroll-margin-top:16px}
.guide .meta{color:var(--muted);font-size:13px;margin:0 0 10px}
.group{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:700;margin:30px 0 4px}
.related{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.related a{padding:3px 12px;border:1px solid var(--line);border-radius:999px;font-size:13.5px;text-decoration:none}
.note{color:var(--muted);font-size:14px}
footer{margin-top:54px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13.5px}
footer a{color:var(--muted)}footer a:hover{color:var(--gold-2)}
@media(max-width:560px){table.rows th{display:block;width:auto;border:0;padding-bottom:0}table.rows td{display:block;padding-top:2px}}
@media print{body{background:#fff;color:#111}a{color:#111}.cta,.toc,header.top nav{display:none}details{border-color:#bbb;background:#fff}details>*{display:block}.guide,.card,.alert{background:#fff;border-color:#bbb}}