/* Premium unified navigation — layout/content unchanged */
.site-topbar{
  position:sticky!important;top:0;z-index:1050;
  background:rgba(4,22,27,.94)!important;
  border-bottom:1px solid rgba(72,211,236,.14)!important;
  box-shadow:0 12px 34px rgba(0,0,0,.18)!important;
  backdrop-filter:blur(18px) saturate(125%)!important;
  -webkit-backdrop-filter:blur(18px) saturate(125%)!important;
}
.site-topbar:before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,transparent 0%,rgba(47,222,246,.035) 48%,transparent 100%)}
.site-topbar .site-nav-wrap{height:84px;display:flex;align-items:center;justify-content:center;width:min(1240px,calc(100% - 40px));margin:0 auto;position:relative}
.site-topbar nav{display:flex!important;align-items:center;justify-content:center;gap:10px;margin:0!important;padding:7px!important;background:rgba(255,255,255,.025)!important;border:1px solid rgba(255,255,255,.055);border-radius:16px;position:static!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.035)}
.site-topbar nav a{position:relative;display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 24px;color:#d9e9ed!important;font-size:16px!important;font-weight:600!important;line-height:1;letter-spacing:.2px;white-space:nowrap;text-decoration:none!important;border-radius:11px;transition:color .2s ease,background .2s ease,box-shadow .2s ease,transform .2s ease}
.site-topbar nav a:hover{color:#fff!important;background:rgba(54,224,247,.075);transform:translateY(-1px)}
.site-topbar nav a.on{color:#071b20!important;background:linear-gradient(135deg,#54e8f8,#27cde7)!important;box-shadow:0 8px 22px rgba(34,213,238,.2),inset 0 1px 0 rgba(255,255,255,.5)}
.site-topbar nav a.on:after{content:none!important}
.site-topbar .menu{display:none!important;position:absolute;right:0;width:44px;height:44px;border:1px solid rgba(255,255,255,.08);border-radius:11px;background:rgba(255,255,255,.04);color:#e7f7fa;font-size:24px;line-height:1;padding:0;cursor:pointer}
@media(max-width:780px){
 .site-topbar .site-nav-wrap{height:68px;justify-content:flex-end;width:min(100% - 28px,1240px)}
 .site-topbar .menu{display:block!important}
 .site-topbar nav{display:none!important;position:absolute!important;left:0!important;right:0!important;top:58px!important;flex-direction:column!important;gap:6px!important;padding:10px!important;background:rgba(5,28,34,.98)!important;border:1px solid rgba(72,211,236,.14)!important;border-radius:14px!important;box-shadow:0 18px 42px rgba(0,0,0,.34)!important}
 .site-topbar nav.open{display:flex!important}
 .site-topbar nav a{width:100%;height:46px!important;font-size:15px!important}
}