:root{--ink:#172b4d;--muted:#44546f;--soft:#6b778c;--line:#dfe1e6;--bg:#fff;--bg-soft:#f4f5f7;--accent:#0052cc;--accent-soft:#deebff}*,:before,:after{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:17px;line-height:1.6}.wrap{max-width:720px;margin:0 auto;padding:24px 24px 96px}header.site{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;margin-bottom:48px;padding-bottom:20px;display:flex}.brand-link{color:inherit;align-items:center;gap:12px;text-decoration:none;display:inline-flex}.brand-link:hover{text-decoration:none}.logo{color:#fff;letter-spacing:-.02em;background:linear-gradient(135deg,#2c6381,#0052cc);border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;font-weight:700;display:inline-flex}.brand{letter-spacing:-.01em;font-size:20px;font-weight:700}.brand .sub{color:var(--soft);margin-left:6px;font-size:14px;font-weight:500}.site-nav{gap:20px;display:inline-flex}.site-nav a{color:var(--soft);padding:4px 0;font-size:14px;font-weight:500;text-decoration:none}.site-nav a:hover{color:var(--ink);text-decoration:none}.site-nav a[aria-current=page]{color:var(--ink);font-weight:600}h1,h2,h3,p{text-wrap:pretty}h1{letter-spacing:-.02em;text-wrap:balance;color:var(--ink);margin:0 0 12px;font-size:32px;line-height:1.2}h2{letter-spacing:-.01em;border-top:1px solid var(--line);color:var(--ink);margin:48px 0 12px;padding-top:28px;font-size:22px;line-height:1.3}h2:first-of-type{border-top:none;padding-top:0}h3{color:var(--ink);margin:28px 0 8px;font-size:17px}p{color:var(--muted);margin:0 0 14px}ul,ol{color:var(--muted);margin:0 0 14px;padding-left:22px}li{margin-bottom:6px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}code,kbd{background:var(--bg-soft);border-radius:4px;padding:1px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em}.meta{color:var(--soft);margin:0 0 32px;font-size:14px}.lede{color:var(--muted);max-width:60ch;margin:0 0 32px;font-size:18px}.pill{background:var(--accent-soft);color:var(--accent);text-transform:uppercase;letter-spacing:.04em;border-radius:999px;margin-bottom:12px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.callout{background:var(--bg-soft);border-left:3px solid var(--accent);border-radius:0 6px 6px 0;margin:16px 0;padding:14px 16px}.callout p:last-child{margin-bottom:0}.toc{background:var(--bg-soft);border-radius:8px;margin:0 0 32px;padding:16px 20px;font-size:15px}.toc strong{color:var(--ink)}.toc ol{margin:8px 0 0;padding-left:22px}table{border-collapse:collapse;width:100%;margin:16px 0;font-size:15px}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;color:var(--muted);padding:10px 12px}th{color:var(--ink);background:var(--bg-soft);font-weight:600}footer.site{border-top:1px solid var(--line);color:var(--soft);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:64px;padding-top:20px;font-size:14px;display:flex}footer.site a{color:var(--soft)}@media (width<=600px){.wrap{padding:20px 20px 64px}header.site{flex-wrap:wrap;margin-bottom:32px}h1{font-size:28px}h2{margin-top:40px;font-size:20px}}