.tth-header{
  position:sticky!important;
  top:0!important;
  z-index:9999!important;
  width:100%!important;
  background:rgba(255,255,255,.97)!important;
  backdrop-filter:blur(12px);
  border-bottom:1px solid #eef2f6!important;
  box-shadow:0 2px 10px rgba(17,38,70,.03)!important;
}
.tth-header-inner{
  height:84px!important;
  display:flex!important;
  align-items:center!important;
  gap:28px!important;
}
.tth-brand{
  display:flex!important;
  align-items:center!important;
  flex:0 0 auto!important;
}
.tth-brand img{
  display:block!important;
  width:205px!important;
  height:auto!important;
  max-height:61px!important;
  object-fit:contain!important;
}
.tth-nav{
  margin-left:auto!important;
  display:flex!important;
  align-items:center!important;
  justify-content:flex-end!important;
  gap:25px!important;
  flex-wrap:nowrap!important;
}
.tth-nav a{
  color:#14233b!important;
  font-size:14px!important;
  font-weight:750!important;
  white-space:nowrap!important;
  text-decoration:none!important;
}
.tth-nav a:hover{color:var(--blue)!important}
.tth-menu-btn{
  display:none!important;
  width:42px!important;
  height:42px!important;
  border:1px solid #dbe5f0!important;
  background:#f5f8fc!important;
  border-radius:10px!important;
  font-size:20px!important;
}
.tth-join-btn{flex:0 0 auto!important;white-space:nowrap!important;margin-left:4px!important}
@media(max-width:1120px){
  .tth-menu-btn{display:block!important;margin-left:auto!important}
  .tth-nav{
    display:none!important;
    position:absolute!important;
    left:20px!important;
    right:20px!important;
    top:76px!important;
    background:#fff!important;
    padding:18px!important;
    border-radius:16px!important;
    box-shadow:0 18px 45px rgba(10,40,80,.16)!important;
    flex-direction:column!important;
    align-items:stretch!important;
    gap:8px!important;
  }
  .tth-nav.open,.tth-nav.is-open{display:flex!important}
  .tth-nav a{padding:10px 12px!important}
  .tth-join-btn{display:none!important}
}