:root{
  color-scheme:light;
  --bg:#ffffff; --card:#f5f5f7;
  --ink:#1d1d1f; --ink-2:#6e6e73; --ink-3:#86868b;
  --line:#d2d2d7; --line-soft:#e8e8ed;
  --blue:#0071e3; --link:#0066cc; --fill:#b25000;
  --sans:"SF Pro Display","SF Pro Text",-apple-system,BlinkMacSystemFont,"Inter","Helvetica Neue",Arial,sans-serif;
  --r:22px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  font-size:17px;line-height:1.55;letter-spacing:-.012em;-webkit-font-smoothing:antialiased}
.wrap{max-width:720px;margin-inline:auto;padding-inline:22px}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;
  background:rgba(255,255,255,.84);backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--line-soft)}
.nav-in{max-width:720px;margin-inline:auto;padding:11px 22px;display:flex;
  align-items:center;justify-content:space-between;gap:14px}
.wordmark{font-size:19px;font-weight:600;letter-spacing:-.025em;color:var(--ink)}

header.page{padding-block:64px 8px}
.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}
h1{margin:14px 0 0;font-size:clamp(38px,6.4vw,56px);font-weight:600;letter-spacing:-.033em;line-height:1.05}
.updated{margin-top:14px;font-size:15px;color:var(--ink-3)}

.tldr{background:var(--card);border-radius:var(--r);padding:28px 30px;margin-top:36px}
.tldr p{margin:0;font-size:16px;color:var(--ink-2)}
.tldr b{color:var(--ink);font-weight:600}

main.page{padding-block:8px 80px}
h2{margin:52px 0 0;font-size:24px;font-weight:600;letter-spacing:-.024em;line-height:1.2}
h2 + p, h2 + ul{margin-top:14px}
p{margin:16px 0 0;color:var(--ink-2)}
ul{margin:14px 0 0;padding-left:22px;color:var(--ink-2)}
li{margin-top:9px}
li::marker{color:var(--ink-3)}
strong{color:var(--ink);font-weight:600}

.fill{color:var(--fill);font-weight:600;background:#fff4e8;padding:1px 6px;border-radius:5px;
  border:1px solid #f0d6ba;white-space:nowrap}

footer{border-top:1px solid var(--line-soft);background:var(--card);padding-block:40px 34px}
footer p{margin:0;font-size:13px;color:var(--ink-3);line-height:1.7}
footer p + p{margin-top:10px}
.footlinks{display:flex;gap:22px;flex-wrap:wrap;font-size:14px;margin-bottom:14px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}