/* JYM · pulido de navegación y cabecera */
.topbar.premium-nav{
  width:min(1180px,calc(100% - 28px))!important;
  min-height:76px!important;
  padding:9px 12px!important;
  gap:10px!important;
  border-color:rgba(255,255,255,.14)!important;
  background:linear-gradient(180deg,rgba(10,14,20,.92),rgba(5,8,12,.86))!important;
  box-shadow:0 18px 50px rgba(0,0,0,.38),inset 0 1px rgba(255,255,255,.05)!important;
}
.top-tabs{gap:7px!important;min-width:0!important;}
.top-choice{
  min-height:42px!important;
  padding:0 14px!important;
  display:inline-flex!important;align-items:center!important;justify-content:center!important;
  white-space:nowrap!important;
  font-size:.82rem!important;
  letter-spacing:.01em!important;
  border-color:rgba(255,255,255,.1)!important;
  background:rgba(255,255,255,.025)!important;
}
.top-choice:hover,.top-choice:focus-visible{
  transform:translateY(-2px)!important;
  border-color:rgba(255,255,255,.32)!important;
  background:rgba(255,255,255,.065)!important;
  box-shadow:0 9px 20px rgba(0,0,0,.2)!important;
}
html[data-mode="tech"] .topbar{box-shadow:0 18px 50px rgba(0,0,0,.38),0 0 26px rgba(0,217,255,.08),inset 0 1px rgba(255,255,255,.05)!important;}
html[data-mode="arch"] .topbar{box-shadow:0 18px 50px rgba(0,0,0,.38),0 0 26px rgba(217,168,61,.09),inset 0 1px rgba(255,255,255,.05)!important;}
.lang-switch{
  flex:0 0 auto!important;
  min-height:42px!important;
  padding:8px 10px!important;
  background:rgba(255,255,255,.025)!important;
}
.world-switch{
  flex:0 0 auto!important;
  min-height:42px!important;
  padding:0 14px!important;
  border-radius:999px!important;
  border:1px solid rgba(255,255,255,.14)!important;
  font-weight:850!important;
  font-size:.78rem!important;
  cursor:pointer!important;
  white-space:nowrap!important;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease!important;
}
.world-switch-tech{background:linear-gradient(110deg,rgba(217,168,61,.18),rgba(217,168,61,.06))!important;border-color:rgba(217,168,61,.36)!important;}
.world-switch-arch{background:linear-gradient(110deg,rgba(0,217,255,.17),rgba(0,217,255,.05))!important;border-color:rgba(0,217,255,.34)!important;}
.world-switch:hover,.world-switch:focus-visible{transform:translateY(-2px)!important;box-shadow:0 10px 24px rgba(0,0,0,.26)!important;}
.topbar>.btn-primary{
  flex:0 0 auto!important;
  min-height:44px!important;
  padding:0 17px!important;
  white-space:nowrap!important;
  box-shadow:0 8px 24px rgba(32,169,236,.12),0 8px 24px rgba(226,185,78,.1)!important;
}

/* El menú deja más aire para el contenido al desplazarse. */
@media(min-width:901px){
  .topbar.premium-nav{backdrop-filter:blur(22px) saturate(1.12)!important;}
}

@media(max-width:1080px){
  .topbar.premium-nav{width:min(980px,calc(100% - 22px))!important;}
  .top-choice{padding:0 10px!important;font-size:.75rem!important;}
  .world-switch{padding:0 11px!important;font-size:.72rem!important;}
  .topbar>.btn-primary{padding:0 13px!important;font-size:.78rem!important;}
}

@media(max-width:900px){
  .topbar.premium-nav{
    top:10px!important;
    width:calc(100% - 20px)!important;
    min-height:68px!important;
    border-radius:24px!important;
    padding:7px 8px!important;
  }
  .top-tabs,.topbar>.lang-switch,.topbar>.world-switch,.topbar>.btn-primary{display:none!important;}
  .brand-mini{margin-right:auto!important;}
  .menu-btn{
    display:grid!important;place-items:center!important;
    width:48px!important;height:48px!important;
    border-radius:16px!important;
    cursor:pointer!important;
  }
  .mobile-menu{
    top:76px!important;
    padding:12px!important;
    border-radius:20px!important;
    background:rgba(6,9,13,.98)!important;
    box-shadow:0 22px 55px rgba(0,0,0,.52)!important;
    backdrop-filter:blur(20px)!important;
  }
  .mobile-menu button,.mobile-menu a{
    min-height:46px!important;
    display:flex!important;align-items:center!important;
    border:1px solid rgba(255,255,255,.07)!important;
    font-weight:750!important;
  }
}

@media(max-width:520px){
  .topbar.premium-nav{width:calc(100% - 14px)!important;top:7px!important;}
  .brand-mini{width:48px!important;height:48px!important;padding:3px!important;}
  .menu-btn{width:46px!important;height:46px!important;}
}