/* Site-wide bar (src/lib/siteNav.ts). Self-contained: every section has its
   own stylesheet, so nothing here relies on theirs, and every rule is scoped
   under .dl-nav so nothing leaks into them. Colours are the homepage's. */
.dl-nav{--dl-ink:#12151C;--dl-paper:#F7F5EF;--dl-card:#FBFAF6;--dl-line:#D9D5C8;--dl-dim:#6B7280;--dl-stamp:#B3261E;
  position:relative;z-index:60;background:var(--dl-ink);color:var(--dl-paper);
  font:500 13px/1.3 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:0}
.dl-nav *{box-sizing:border-box}
.dl-nav a{color:inherit;text-decoration:none}
.dl-nav-in{max-width:1200px;margin:0 auto;padding:0 16px;height:40px;display:flex;align-items:center;gap:14px}
.dl-nav-brand{font-weight:700;white-space:nowrap;min-width:0;overflow:hidden;text-overflow:ellipsis;flex:0 1 auto}
.dl-nav-brand:hover{text-decoration:underline;text-underline-offset:3px}
.dl-nav-here{color:#B9BCC4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.dl-nav-here::before{content:"/";margin-right:10px;color:#6B7280}
.dl-nav-explore{margin-left:auto;flex-shrink:0}
.dl-nav-explore>summary{list-style:none;cursor:pointer;padding:6px 10px;border:1px solid #3A3F48;border-radius:3px;white-space:nowrap}
.dl-nav-explore>summary::-webkit-details-marker{display:none}
.dl-nav-explore>summary::after{content:"";display:inline-block;margin-left:7px;vertical-align:2px;
  border:4px solid transparent;border-top-color:currentColor;border-bottom:0}
.dl-nav-explore[open]>summary{background:var(--dl-paper);color:var(--dl-ink);border-color:var(--dl-paper)}
.dl-nav-explore[open]>summary::after{transform:rotate(180deg)}
.dl-nav-panel{position:absolute;left:0;right:0;top:40px;background:var(--dl-card);color:var(--dl-ink);
  border-bottom:2px solid var(--dl-ink);box-shadow:0 12px 24px rgba(18,21,28,.14);
  max-height:calc(100dvh - 40px);overflow-y:auto}
.dl-nav-panel{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px 28px;
  padding:22px max(16px,calc((100% - 1200px)/2 + 16px)) 0}
.dl-nav-group h2{margin:0 0 8px;padding-bottom:6px;border-bottom:1px solid var(--dl-line);
  font:600 11px/1.3 Inter,system-ui,sans-serif;text-transform:uppercase;letter-spacing:.07em;color:var(--dl-dim)}
.dl-nav-group ul{list-style:none;margin:0;padding:0}
.dl-nav-group a{display:block;padding:7px 0}
.dl-nav-group b{display:block;font-weight:600;font-size:14px}
.dl-nav-group span{display:block;margin-top:2px;font-weight:400;font-size:12.5px;color:var(--dl-dim)}
.dl-nav-group a:hover b{color:var(--dl-stamp);text-decoration:underline;text-underline-offset:3px}
.dl-nav-group a[aria-current="page"] b{color:var(--dl-stamp)}
.dl-nav-group a[aria-current="page"] b::after{content:" · you are here";font-weight:500;font-size:11px}
.dl-nav-foot{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:6px 22px;margin:10px 0 0;padding:12px 0 16px;border-top:1px solid var(--dl-line);font-size:13px}
.dl-nav-foot a{text-decoration:underline;text-underline-offset:3px}
.dl-nav-foot a:hover{color:var(--dl-stamp)}
.dl-nav-link{white-space:nowrap;padding:6px 2px;flex-shrink:0}
.dl-nav-link:hover,.dl-nav-link[aria-current="page"]{text-decoration:underline;text-underline-offset:3px}
.dl-nav-search{flex:0 1 150px;min-width:64px}
.dl-nav-search input{width:100%;height:28px;padding:0 9px;border:1px solid #3A3F48;border-radius:3px;
  background:#1E222B;color:var(--dl-paper);font:inherit;font-weight:400}
.dl-nav-search input::placeholder{color:#9CA0A8}
.dl-nav a:focus-visible,.dl-nav summary:focus-visible,.dl-nav input:focus-visible{outline:2px solid #E8A33D;outline-offset:2px}
.dl-nav-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.dl-foot{background:#12151C;color:#D5D7DC;font:400 13.5px/1.45 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:0}
.dl-foot *{box-sizing:border-box}
.dl-foot a{color:#F7F5EF;text-decoration:none}
.dl-foot a:hover{text-decoration:underline;text-underline-offset:3px}
.dl-foot a:focus-visible{outline:2px solid #E8A33D;outline-offset:2px}
.dl-foot-in{max-width:1200px;margin:0 auto;padding:30px 16px 34px}
.dl-foot-brand{margin:0 0 20px;display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline}
.dl-foot-brand a{font-weight:700;font-size:15px}
.dl-foot-brand span{color:#9CA0A8}
.dl-foot-cols{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px 28px}
.dl-foot h2{margin:0 0 8px;font:600 11px/1.3 Inter,system-ui,sans-serif;text-transform:uppercase;letter-spacing:.07em;color:#9CA0A8}
.dl-foot ul{list-style:none;margin:0;padding:0}
.dl-foot li{padding:3px 0}
@media (max-width:900px){.dl-foot-cols{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media print{.dl-foot{display:none}}
@media (max-width:900px){.dl-nav-panel{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){
  .dl-nav-in{gap:10px}
  .dl-nav-here{display:none}
  .dl-nav-search{flex-basis:110px}
  .dl-nav-panel{grid-template-columns:1fr;gap:18px}
}
.dl-toc{position:fixed;right:16px;bottom:16px;z-index:55;max-width:min(360px,calc(100vw - 32px));
  font:500 13.5px/1.35 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:0;color:#12151C}
.dl-toc>summary{list-style:none;cursor:pointer;margin-left:auto;width:max-content;padding:9px 14px;background:#12151C;color:#F7F5EF;
  border-radius:3px;box-shadow:0 4px 14px rgba(18,21,28,.25);font-weight:600}
.dl-toc>summary::-webkit-details-marker{display:none}
.dl-toc>summary::before{content:"\2630";margin-right:7px}
.dl-toc ol{position:absolute;right:0;bottom:44px;width:min(360px,calc(100vw - 32px));max-height:min(60vh,520px);overflow-y:auto;margin:0;padding:8px 0;
  list-style:none;background:#FBFAF6;border:1px solid #12151C;box-shadow:0 12px 28px rgba(18,21,28,.2)}
.dl-toc li{display:flex;align-items:center;gap:8px;padding:0 10px 0 14px}
.dl-toc li a{flex:1;min-width:0;padding:7px 0;color:#12151C;text-decoration:none}
.dl-toc li a:hover{color:#B3261E;text-decoration:underline;text-underline-offset:3px}
.dl-toc-copy{flex-shrink:0;border:1px solid #D9D5C8;background:#fff;color:#3A3F48;font:500 11.5px Inter,system-ui,sans-serif;padding:3px 7px;border-radius:3px;cursor:pointer}
.dl-toc-copy:hover{border-color:#12151C;color:#12151C}
.dl-toc a:focus-visible,.dl-toc summary:focus-visible,.dl-toc button:focus-visible{outline:2px solid #E8A33D;outline-offset:2px}
@media print{.dl-nav,.dl-toc{display:none}}