/* Unified responsive navigation */
.site-header{position:sticky;top:0;z-index:100;background:rgba(7,21,47,.92);border-bottom:1px solid rgba(186,203,224,.18);backdrop-filter:blur(18px)}
.site-header .nav{min-height:76px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:clamp(18px,2.5vw,34px)}
.site-header .logo{display:inline-flex;align-items:center;gap:12px;white-space:nowrap}.site-header .logo-image{width:40px;height:40px;filter:drop-shadow(0 8px 14px rgba(0,0,0,.24))}.site-header .site-brand__name{display:flex;align-items:baseline;gap:5px;font-family:"Manrope",sans-serif;line-height:1}.site-header .site-brand__name strong{color:#eef3f8;font-size:19px;font-weight:800;letter-spacing:-.035em}.site-header .site-brand__name em{color:#96a5b9;font-size:19px;font-style:normal;font-weight:650;letter-spacing:-.035em}.site-header .logo:hover .site-brand__name em{color:#b9c4d2}
.site-header .logo[aria-current="page"]{color:#fff}
.site-header .site-nav{display:flex;align-items:center;justify-content:center;gap:clamp(16px,2vw,27px);min-width:0}
.site-header .site-nav>a,.site-header .nav-group__toggle{min-height:44px;display:inline-flex;align-items:center;color:#aeb8c6;font:650 14px/1 "Manrope",sans-serif;white-space:nowrap}
.site-header .site-nav>a:hover,.site-header .site-nav>a[aria-current="page"],.site-header .nav-group.is-current>.nav-group__toggle,.site-header .nav-group__toggle:hover{color:#fff}
.site-header .site-nav a:focus-visible,.site-header button:focus-visible,.site-header .logo:focus-visible,.site-header .nav-call:focus-visible{outline:3px solid #9fc0ff;outline-offset:3px;border-radius:8px}
.site-header .nav-group{position:relative}
.site-header .nav-group__toggle{gap:6px;padding:0;border:0;background:none;cursor:pointer}
.site-header .nav-group__toggle span{font-size:15px;transform:translateY(-1px);transition:transform .18s}
.site-header .nav-group.is-open>.nav-group__toggle span{transform:translateY(1px) rotate(180deg)}
.site-header .nav-menu{position:absolute;left:-18px;top:calc(100% + 7px);width:max-content;min-width:255px;display:grid;gap:3px;padding:10px;border:1px solid rgba(155,181,221,.25);border-radius:16px;background:rgba(7,21,47,.98);box-shadow:0 22px 55px rgba(0,0,0,.34);opacity:0;visibility:hidden;transform:translateY(-7px);transition:opacity .16s,transform .16s,visibility .16s}
.site-header .nav-group.is-open>.nav-menu{opacity:1;visibility:visible;transform:translateY(0)}
.site-header .nav-menu a{display:block;padding:11px 12px;border-radius:10px;color:#b8c3d2;font:650 13px/1.35 "Manrope",sans-serif}
.site-header .nav-menu a:hover,.site-header .nav-menu a[aria-current="page"]{color:#fff;background:rgba(77,157,255,.15)}
.site-header .nav-toggle{display:none;align-items:center;gap:9px;min-height:42px;padding:0 13px;border:1px solid rgba(186,203,224,.22);border-radius:12px;background:rgba(13,35,72,.72);color:#fff;font-family:"Manrope",sans-serif;cursor:pointer}
.site-header .nav-toggle b{font-size:13px}
.site-header .nav-toggle__icon{width:17px;display:grid;gap:4px}
.site-header .nav-toggle__icon i{display:block;width:17px;height:1.5px;border-radius:2px;background:currentColor;transition:transform .18s,opacity .18s}
.site-header .nav-toggle[aria-expanded="true"] .nav-toggle__icon i:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.site-header .nav-toggle[aria-expanded="true"] .nav-toggle__icon i:nth-child(2){opacity:0}
.site-header .nav-toggle[aria-expanded="true"] .nav-toggle__icon i:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
.site-header .nav-call{justify-self:end}
@media(max-width:1050px){
 .site-header .nav{grid-template-columns:minmax(0,1fr) auto auto;gap:12px;padding-block:14px}
 .site-header .nav-toggle{display:inline-flex}
 .site-header .site-nav{grid-column:1/-1;display:none;align-items:stretch;justify-content:start;gap:3px;padding:8px 0 2px;border-top:1px solid rgba(186,203,224,.14)}
 .site-header .site-nav.is-open{display:flex;flex-direction:column}
 .site-header .site-nav>a,.site-header .nav-group__toggle{width:100%;min-height:45px;justify-content:space-between;padding:0 12px;border-radius:10px}
 .site-header .site-nav>a:hover,.site-header .site-nav>a[aria-current="page"],.site-header .nav-group.is-current>.nav-group__toggle{background:rgba(77,157,255,.1)}
 .site-header .nav-group{width:100%}
 .site-header .nav-menu{position:static;width:auto;min-width:0;display:none;margin:2px 0 7px 12px;padding:5px;border:0;border-left:1px solid rgba(110,167,255,.36);border-radius:0;background:transparent;box-shadow:none;opacity:1;visibility:visible;transform:none;transition:none}
 .site-header .nav-group.is-open>.nav-menu{display:grid}
 .site-header .nav-menu a{padding:11px 14px}
}
@media(max-width:560px){
 .site-header .nav{grid-template-columns:minmax(0,1fr) auto auto}
 .site-header .site-brand__name strong,.site-header .site-brand__name em{font-size:17px}
 .site-header .logo-image{width:31px;height:31px}
 .site-header .nav-toggle{width:42px;padding:0;justify-content:center}
 .site-header .nav-toggle b{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
 .site-header .nav-call{width:42px;height:42px;padding:0;font-size:0}
 .site-header .nav-call:before{font-size:16px}
}