/* VENOXG premium edge-to-edge header */
.site-header{
  width:100%!important;max-width:none!important;height:82px!important;
  margin:0!important;padding:0 clamp(18px,4vw,58px)!important;
  box-sizing:border-box;position:sticky!important;top:0;z-index:500;
  display:flex;align-items:center;justify-content:space-between;
  background:linear-gradient(100deg,rgba(5,10,23,.96),rgba(9,13,31,.91) 52%,rgba(19,12,42,.94))!important;
  border:0!important;border-bottom:1px solid rgba(133,164,255,.18)!important;
  box-shadow:0 12px 45px rgba(0,0,0,.22),inset 0 -1px rgba(119,151,255,.08);
  backdrop-filter:blur(24px) saturate(160%);-webkit-backdrop-filter:blur(24px) saturate(160%);
}
.site-header:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.65;background:linear-gradient(90deg,transparent,rgba(71,213,255,.045),rgba(151,108,255,.07),transparent)}
.site-header:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,#50dfff88,#8b72ffbb,#d18cff66,transparent)}
.brand,.menu-toggle,.nav{position:relative;z-index:2}
.brand{gap:13px!important}
.brand img{width:43px;height:43px;filter:drop-shadow(0 0 13px #5c8bff99)!important}
.brand>span{font-size:21px;letter-spacing:.07em}
.nav{gap:clamp(12px,1.6vw,24px)!important}
.menu-toggle{display:none}
@media(max-width:680px){
 .site-header{height:78px!important;padding:0 20px!important;width:100%!important;border-radius:0!important}
 .brand img{width:42px;height:42px}
 .menu-toggle{display:flex!important;width:52px;height:48px;flex-direction:column;align-items:center;justify-content:center;gap:7px;border:1px solid rgba(135,164,255,.3);border-radius:16px;background:linear-gradient(145deg,rgba(22,34,66,.92),rgba(10,15,31,.96));box-shadow:inset 0 1px rgba(255,255,255,.1),0 8px 24px rgba(0,0,0,.25);cursor:pointer}
 .menu-toggle span{display:block;width:21px;height:2px;border-radius:2px;background:linear-gradient(90deg,#6beaff,#a99aff);transition:transform .25s,opacity .2s}
 .menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(4.5px) rotate(45deg)}
 .menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-4.5px) rotate(-45deg)}
 .nav{display:none!important;position:fixed!important;top:78px!important;left:0!important;right:0!important;width:100%!important;max-width:none!important;max-height:calc(100dvh - 78px)!important;overflow-y:auto;padding:18px 20px 26px!important;box-sizing:border-box;gap:7px!important;align-items:stretch!important;flex-direction:column!important;border:0!important;border-bottom:1px solid rgba(126,158,255,.25)!important;border-radius:0 0 22px 22px!important;background:linear-gradient(155deg,rgba(7,13,29,.99),rgba(12,12,34,.99) 70%,rgba(27,13,49,.99))!important;box-shadow:0 28px 60px rgba(0,0,0,.55),inset 0 1px rgba(255,255,255,.05)!important;backdrop-filter:blur(28px)!important;z-index:499}
 .nav.open{display:flex!important}
 .nav>a{min-height:49px!important;display:flex!important;align-items:center;justify-content:space-between;padding:13px 15px!important;border:1px solid rgba(140,165,230,.10)!important;border-radius:13px;background:rgba(255,255,255,.025);font-size:14px!important}
 .nav>a[aria-current="page"]{border-color:rgba(91,216,255,.35)!important;background:linear-gradient(100deg,rgba(65,151,255,.13),rgba(154,103,255,.12));color:#a9eaff!important}
 .nav .nav-cta{justify-content:center!important;margin-top:7px;border:1px solid rgba(172,191,255,.25)!important;border-radius:14px!important;min-height:53px!important;background:linear-gradient(110deg,#397cff,#665de9 55%,#9861db)!important;box-shadow:0 10px 30px rgba(72,91,220,.28)!important}
 .nav .language-switch{justify-content:center!important;max-width:100%;margin-top:3px}
}

/* v8: reliable mobile menu visibility, including EN and blog pages */
@media(max-width:680px){
 .site-header .menu-toggle{display:flex!important;pointer-events:auto!important;touch-action:manipulation!important;z-index:1002!important}
 .site-header #primary-navigation{display:none!important;z-index:1001!important}
 .site-header #primary-navigation.open,
 .site-header .menu-toggle[aria-expanded="true"] + #primary-navigation{display:flex!important;visibility:visible!important;opacity:1!important;pointer-events:auto!important}
}