:root{color-scheme:dark;--bg:#080c12;--panel:#111b26;--text:#edf3f8;--muted:#a6b4c5;--line:#293b4c;--ice:#9bdbff;--amber:#f8ba75}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.8 'Space Grotesk',sans-serif}a{color:var(--ice);text-underline-offset:4px}a:hover{color:white}a:focus-visible,summary:focus-visible{outline:2px solid var(--ice);outline-offset:5px}.skip{position:fixed;top:-100px;left:20px;z-index:5;background:var(--panel);padding:12px}.skip:focus{top:10px}.topbar{position:sticky;top:0;z-index:3;background:#080c12f5;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px max(24px,calc((100vw - 1320px)/2))}.brand{font-weight:700;color:white;text-decoration:none;font-size:21px}.topbar nav{display:flex;gap:24px;align-items:center;font-size:13px}.topbar nav a{text-decoration:none}.pill{font:10px 'IBM Plex Mono',monospace;letter-spacing:1px;color:var(--amber);border:1px solid #614a34;padding:7px 10px;border-radius:4px}.layout{max-width:1320px;margin:auto;padding:48px 24px 90px;display:grid;grid-template-columns:220px minmax(0,1fr);gap:64px}.sidebar{position:sticky;top:108px;align-self:start;max-height:calc(100vh - 130px);overflow:auto}.sidebar strong,.eyebrow{font:11px 'IBM Plex Mono',monospace;letter-spacing:1.7px;color:var(--ice)}.sidebar nav{display:flex;flex-direction:column;margin:20px 0 26px;gap:9px}.sidebar a{font-size:13px;text-decoration:none;color:var(--muted)}.sidebar a:hover{color:white}.sidebar .legal-links{border-top:1px solid var(--line);padding-top:20px}.article{min-width:0;max-width:920px}.hero{padding:30px 0 42px;border-bottom:1px solid var(--line)}h1,h2{font-family:'Barlow Condensed',sans-serif;line-height:1.08;text-transform:uppercase;letter-spacing:.1px}h1{font-size:clamp(48px,6vw,80px);margin:18px 0 24px;max-width:780px}h2{font-size:36px;margin:0 0 24px}h3{font-size:18px;margin:27px 0 12px;line-height:1.5}p{margin:0 0 18px;color:var(--muted)}strong,b{color:var(--text)}.lead{font-size:19px;max-width:720px}.meta{font:11px/1.8 'IBM Plex Mono',monospace;color:var(--muted)}section{padding:44px 0;border-bottom:1px solid var(--line)}section:target h2{color:var(--ice)}.callout{border-left:2px solid var(--ice);background:var(--panel);padding:20px 24px;margin:24px 0}.callout.warning{border-color:var(--amber);background:#1c1b1a}.callout p:last-child{margin-bottom:0}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:26px 0}.card{background:var(--panel);padding:22px;border:1px solid var(--line);border-radius:8px;text-decoration:none;color:var(--text)}.card b{display:block;margin-bottom:8px}.card span{font-size:13px;color:var(--muted);line-height:1.6;display:block}.flow{display:flex;gap:14px;flex-wrap:wrap;background:var(--panel);padding:20px;font:12px/1.8 'IBM Plex Mono',monospace;color:var(--ice);border-radius:6px;margin:20px 0}.table-wrap{overflow-x:auto;margin:24px 0}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;vertical-align:top;padding:15px 16px;border-bottom:1px solid var(--line)}th{color:var(--ice);background:var(--panel);font-weight:500}td{color:var(--muted)}ul,ol{padding-left:24px;color:var(--muted)}li{padding:4px 0}code{font:12px/1.7 'IBM Plex Mono',monospace;overflow-wrap:anywhere;color:var(--ice)}details{border-bottom:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-weight:600}details p{margin-top:14px}footer{border-top:1px solid var(--line);max-width:1320px;margin:auto;padding:28px 24px;display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;font-size:12px;color:var(--muted)}footer nav{display:flex;gap:20px}.legal-links a[aria-current=page]{color:var(--ice)}@media(max-width:900px){.layout{grid-template-columns:180px minmax(0,1fr);gap:30px}.cards{grid-template-columns:1fr}.topbar{padding:15px 24px}}@media(max-width:650px){.topbar{position:relative;flex-wrap:wrap;gap:10px}.topbar nav{gap:17px;flex-wrap:wrap}.pill{font-size:9px}.layout{display:block;padding:22px 20px 50px}.sidebar{position:static;max-height:none;padding:0 0 20px;border-bottom:1px solid var(--line)}.sidebar nav{flex-direction:row;flex-wrap:wrap;gap:8px 18px;margin:12px 0}.sidebar .legal-links{padding-top:12px}.hero{padding-top:28px}h1{font-size:52px}h2{font-size:32px}.lead{font-size:17px}section{padding:34px 0}th,td{padding:12px 9px;font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.topbar .brand{display:inline-flex;align-items:center;gap:9px}.topbar .brand img{display:block;flex-shrink:0}


/* Shared footer navigation: quiet, spaced links with full touch targets. */
.site-footer{align-items:center;gap:20px 28px;line-height:1.6}
.site-footer nav{display:flex;align-items:center;flex-wrap:wrap;gap:4px 20px;white-space:normal}
.site-footer nav a{display:inline-flex;align-items:center;min-height:44px;padding:4px 0;font:500 12px/1.5 'Space Grotesk',sans-serif;letter-spacing:0;color:var(--muted);text-decoration:none;text-transform:none;transition:color .15s ease}
.site-footer nav a:hover{color:var(--ice);text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}
.site-footer nav a:focus-visible{outline:2px solid var(--ice);outline-offset:5px;border-radius:2px}
@media(max-width:650px){.site-footer{align-items:flex-start;gap:12px}.site-footer nav{width:100%;gap:4px 24px}}

.site-footer .footer-x{gap:8px}