/* The site's header (pages bar), the homepage's section bar, the phone menu and the footer.
   Shared by every page; markup comes from partials/ via apply-chrome.py. Own class names (site-*, secbar, navsheet)
   so it never fights a page's own styles. */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:rgba(6,9,20,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(150,185,255,.14)}
.site-head-in{max-width:1160px;margin:0 auto;padding-inline:20px;height:64px;display:flex;align-items:center;gap:24px;box-sizing:border-box}
.site-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#f3f6ff;font:800 18px/1 -apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue",Arial,sans-serif;flex:none}
.site-brand:hover{color:#f3f6ff}
.site-brand img{width:40px;height:24px;border-radius:5px;object-fit:cover;box-shadow:0 0 0 1px rgba(150,185,255,.14)}
.site-links{display:flex;gap:4px;margin-left:auto}
.site-links a{padding:8px 14px;border-radius:999px;color:#aab5cc;text-decoration:none;font:400 15px/1 -apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif;white-space:nowrap}
.site-links a:hover{color:#f3f6ff;background:rgba(255,255,255,.06)}
.site-links a[aria-current="page"]{color:#f3f6ff;background:rgba(255,255,255,.1)}
.site-dl{display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:999px;background:#f3f6ff;color:#060914;text-decoration:none;font:600 14px/1 -apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif;white-space:nowrap;flex:none}
.site-dl:hover{background:#fff;color:#060914}
.site-menu{display:none;margin-left:auto;width:44px;height:44px;border:0;border-radius:999px;background:rgba(255,255,255,.08);color:#f3f6ff;place-items:center;cursor:pointer}
.site-menu svg{width:20px;height:20px}
@media (max-width:900px){.site-links,.site-head .site-dl{display:none}.site-menu{display:grid}}

/* homepage: "On this page", slides in under the header once the hero is past */
.secbar{position:fixed;left:0;right:0;top:calc(env(safe-area-inset-top,0px) + 64px);z-index:35;background:rgba(11,18,38,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(150,185,255,.14);transform:translateY(-100%);opacity:0;visibility:hidden;transition:transform .25s ease,opacity .25s ease,visibility 0s linear .25s}
.secbar.show{transform:none;opacity:1;visibility:visible;transition:transform .25s ease,opacity .25s ease}
.secbar-in{max-width:1160px;margin:0 auto;padding-inline:20px;height:48px;display:flex;align-items:center;gap:26px;box-sizing:border-box;overflow-x:auto;scrollbar-width:none}
.secbar-in::-webkit-scrollbar{display:none}
.secbar-label{flex:none;font:500 12px/1 ui-monospace,"SF Mono",Menlo,monospace;letter-spacing:.12em;text-transform:uppercase;color:#8b96ad}
.secbar a{flex:none;height:48px;display:flex;align-items:center;color:#aab5cc;text-decoration:none;font:400 14px/1 -apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif;white-space:nowrap}
.secbar a:hover{color:#f3f6ff}
.secbar a[aria-current="true"]{color:#f3f6ff;box-shadow:inset 0 -2px 0 #7cc2ff}
@media (max-width:600px){.secbar-label{display:none}}
@media (prefers-reduced-motion:reduce){.secbar,.secbar.show{transition:none}}

/* phone menu */
.navsheet{position:fixed;inset:0;z-index:60;background:#060914;display:flex;flex-direction:column;overflow-y:auto}
.navsheet[hidden]{display:none}
.navsheet-top{height:64px;display:flex;align-items:center;gap:10px;padding-inline:20px;border-bottom:1px solid rgba(150,185,255,.14);flex:none}
.navsheet-top .site-menu{display:grid}
.navsheet-links{display:flex;flex-direction:column;padding:12px 20px 0}
.navsheet-links a{padding:16px 0;border-bottom:1px solid rgba(150,185,255,.12);color:#f3f6ff;text-decoration:none;font:750 26px/1.15 -apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue",Arial,sans-serif}
.navsheet-links a:last-child{border-bottom:0}
.navsheet-links a[aria-current="page"]{color:#7cc2ff}
.navsheet-foot{margin-top:auto;padding:20px;display:flex;flex-direction:column;gap:16px}
.navsheet-foot .site-dl{justify-content:center;height:52px;font-size:16px}
.navsheet-small{display:flex;gap:20px;justify-content:center}
.navsheet-small a{color:#8b96ad;font-size:14px;text-decoration:none}

/* footer */
.site-foot{border-top:1px solid rgba(150,185,255,.14);padding-block:48px 36px;color:#8b96ad;font-size:14px}
.site-foot-in{max-width:1160px;margin:0 auto;padding-inline:20px;display:flex;flex-direction:column;gap:36px;box-sizing:border-box}
.site-foot-cols{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:32px}
.site-foot-col{display:flex;flex-direction:column;gap:10px}
.site-foot-col h2{margin:0 0 4px;font:500 12px/1 ui-monospace,"SF Mono",Menlo,monospace;letter-spacing:.12em;text-transform:uppercase;color:#8b96ad}
.site-foot-col a{color:#aab5cc;text-decoration:none}
.site-foot-col a:hover{color:#f3f6ff}
.site-foot-base{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px}
.site-foot-base a{color:#aab5cc;text-decoration:none}
@media (max-width:760px){.site-foot-cols{grid-template-columns:repeat(2,minmax(0,1fr))}.site-foot-cols .site-foot-col:first-child{grid-column:1 / -1}}
.site-foot .site-brand{color:#f3f6ff}