@media(max-width:768px){
  header{position:sticky!important;top:0!important;z-index:4500;min-height:74px!important;padding:7px 13px!important;overflow:visible!important;flex-wrap:nowrap!important}
  header .logo{order:1}
  header .logo img{height:58px!important}
  .header-controls{order:2;margin-left:auto!important;gap:7px!important}
  #mobile-menu-btn{order:3;display:flex!important;width:42px;height:42px;box-sizing:border-box;margin-left:5px!important;padding:10px 8px;align-items:center;justify-content:center;gap:5px!important;border:1px solid rgba(91,218,241,.3);border-radius:9px;background:rgba(255,255,255,.06);cursor:pointer}
  #mobile-menu-btn span{display:block!important;width:24px!important;height:2px!important;flex:0 0 2px;background:#fff!important;transition:transform .2s,opacity .2s}
  #mobile-menu-btn.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  #mobile-menu-btn.active span:nth-child(2){opacity:0}
  #mobile-menu-btn.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  #main-nav{position:absolute!important;top:100%;left:0;right:0;z-index:4490;display:none!important;width:100%!important;box-sizing:border-box;margin:0!important;padding:10px 14px 15px!important;flex-direction:column!important;align-items:stretch!important;gap:4px!important;border-top:1px solid rgba(91,218,241,.18);border-bottom:1px solid rgba(91,218,241,.25);background:#03182c!important;box-shadow:0 18px 34px rgba(0,0,0,.34)}
  #main-nav.active{display:flex!important}
  #main-nav a{display:block!important;width:100%;box-sizing:border-box;padding:11px 13px!important;border-radius:8px;color:#fff!important;text-align:left}
  #main-nav a:hover,#main-nav a:focus{background:rgba(19,216,239,.12);color:#13d8ef!important}
  body.light-mode #mobile-menu-btn{background:#fff;border-color:rgba(9,121,147,.25)}
  body.light-mode #mobile-menu-btn span{background:#102235!important}
  body.light-mode #main-nav{background:#f8fbfe!important;border-color:rgba(9,121,147,.2);box-shadow:0 18px 34px rgba(26,66,94,.18)}
  body.light-mode #main-nav a{color:#102235!important}
  .lang-switcher img{max-width:25px}
}