/* One navigation shell for the public website and AI Sign. */
#hd.site-header{position:sticky;inset-block-start:0;inset-inline:0;z-index:80;margin:0;padding:0;background:#06080cf2;border:0;border-bottom:1px solid #ffffff16;backdrop-filter:blur(20px);color:#f4f6fb}
#hd.site-header .site-header-inner{max-width:1380px;min-height:82px;margin-inline:auto;padding:16px clamp(22px,4vw,60px);display:flex;align-items:center;gap:24px}
#hd.site-header .site-brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;color:#f1f7ff;text-decoration:none;font:600 19px/1.3 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:.01em;white-space:nowrap}
#hd.site-header .site-brand img{width:30px;height:30px;object-fit:contain;border-radius:5px;flex-shrink:0}
#hd.site-header .site-nav{display:flex;position:static;flex-direction:row;align-items:center;justify-content:flex-end;flex:1;gap:24px;margin:0;padding:0;border:0;background:none;backdrop-filter:none;font-size:14px;line-height:1.5;color:#adbaca}
#hd.site-header .site-nav-link{display:inline-flex;align-items:center;min-height:44px;padding:6px 0;margin:0;white-space:nowrap;color:#adbaca;text-decoration:none;border:0;background:none;position:relative}
#hd.site-header .site-nav-link::after{display:none}
#hd.site-header .site-nav-link:hover,#hd.site-header .site-nav-link[aria-current=page]{color:#e1f4ff}
#hd.site-header .site-nav-link[aria-current=page]{box-shadow:inset 0 -1px #afddf8}
#hd.site-header #authnav.site-auth{display:flex;align-items:center;justify-content:flex-start;flex-shrink:0;width:auto;order:initial;gap:8px;margin:0;padding:0;border:0;margin-inline-start:4px}
#hd.site-header .site-auth .btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;margin:0;padding:8px 13px;border:1px solid #ffffff30;border-radius:6px;box-shadow:none;font-family:inherit;line-height:1.5;font-size:13px;font-weight:500;white-space:nowrap;letter-spacing:normal;text-decoration:none;transform:none;cursor:pointer}
#hd.site-header .site-auth .btn.primary{color:#09121b;background:#e7f5ff;border-color:#e7f5ff}
#hd.site-header .site-auth .btn.ghost{color:#d5e2ed;background:transparent}
#hd.site-header .site-auth .btn:hover{background:#193047;color:#fff;border-color:#9bcfed;transform:none}
#hd.site-header .site-languages{display:flex;direction:ltr;align-items:center;gap:2px;flex-shrink:0;padding:3px;border:1px solid #ffffff1b;border-radius:7px}
#hd.site-header .site-languages a{display:inline-flex;justify-content:center;align-items:center;min-width:28px;min-height:32px;padding:4px 5px;border-radius:4px;font:500 12px/1.4 system-ui,sans-serif;color:#9caec1;text-decoration:none}
#hd.site-header .site-languages a.on{color:#f5faff;background:#ffffff13}
#hd.site-header .site-languages a:hover{color:#fff;background:#ffffff20}
#hd.site-header .site-menu{display:none;align-items:center;justify-content:center;flex-shrink:0;width:40px;height:40px;padding:0;border:1px solid #ffffff2c;border-radius:6px;background:#0c1420;color:#d2e8f8;cursor:pointer}
#hd.site-header .site-menu[aria-expanded=true]{background:#163047;border-color:#86bbda}
#hd.site-header :focus-visible,.about-nav a:focus-visible{outline:2px solid #b1ebff;outline-offset:4px}
.about-nav-wrap{border-bottom:1px solid #ffffff12;background:#080d14}
.about-nav{display:flex;align-items:stretch;justify-content:flex-start;gap:36px;max-width:1380px;margin:0 auto;padding:0 clamp(22px,5vw,76px);font-size:14px;color:#9eafc2;overflow-x:auto;scrollbar-width:thin}
.about-nav a{display:flex;align-items:center;min-height:62px;padding:16px 0;flex-shrink:0;color:inherit;text-decoration:none;border-bottom:2px solid transparent}
.about-nav a::after{display:none}
.about-nav a:hover{color:#f0f8ff}
.about-nav a[aria-current=page]{color:#d1edff;border-bottom-color:#9bcfed}
@media(max-width:1140px){
 #hd.site-header .site-header-inner{gap:16px;min-height:74px;padding-block:14px;flex-wrap:wrap}
 #hd.site-header .site-brand{font-size:18px}
 #hd.site-header .site-languages{margin-inline-start:auto}
 #hd.site-header .site-nav{flex:1 0 100%;order:4;justify-content:flex-start;flex-wrap:wrap;gap:10px 24px}
 #hd.site-header.nav-enhanced .site-menu{display:inline-flex}
 #hd.site-header.nav-enhanced .site-nav{display:none;position:absolute;inset-block-start:100%;inset-inline:0;max-height:calc(100dvh - 74px);overflow-y:auto;order:initial;flex-direction:column;align-items:stretch;flex-wrap:nowrap;gap:0;margin:0;padding:16px clamp(22px,4vw,60px) 24px;background:#080e18fc;border-bottom:1px solid #ffffff24;box-shadow:0 20px 40px #0005}
 #hd.site-header.nav-enhanced .site-nav.is-open{display:flex}
 #hd.site-header .site-nav-link{min-height:48px;padding:12px 0;box-shadow:none}
 #hd.site-header .site-nav-link[aria-current=page]{box-shadow:none;color:#c7eaff}
 #hd.site-header #authnav.site-auth{margin:10px 0 0;padding-block-start:18px;border-top:1px solid #ffffff1b;gap:12px}
 #hd.site-header .site-auth .btn{min-height:44px;padding:10px 18px}
}
@media(max-width:600px){
 #hd.site-header .site-header-inner{gap:10px;padding-inline:20px;min-height:70px}
 #hd.site-header .site-brand{font-size:15px;gap:7px}
 #hd.site-header .site-brand img{width:27px;height:27px}
 #hd.site-header .site-languages{padding:2px;gap:0}
 #hd.site-header .site-languages a{min-width:25px;padding-inline:4px}
 #hd.site-header .site-menu{width:36px;height:36px}
 .about-nav{gap:26px;padding-inline:22px;font-size:13px}
 .about-nav a{min-height:56px;padding-block:13px}
}
@media(max-width:360px){#hd.site-header .site-header-inner{padding-inline:12px;gap:7px}#hd.site-header .site-brand{font-size:13px}#hd.site-header .site-brand img{width:24px;height:24px}}