.usetra-header{
  position:sticky;
  top:0;
  z-index:60;
  backdrop-filter:blur(16px);
  background:rgba(255,248,241,.94);
  border-bottom:1px solid rgba(20,33,61,.08);
}
.usetra-header-shell{
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:78px;
}
.usetra-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:#101c52;
  text-decoration:none;
}
.usetra-brand-logo{
  width:44px;
  height:44px;
  padding:8px;
  border-radius:16px;
  background:#fff;
  box-shadow:0 10px 28px rgba(20,122,214,.12);
}
.usetra-brand-copy{
  display:grid;
  gap:1px;
}
.usetra-brand-name{
  font-size:1.45rem;
  font-weight:800;
  letter-spacing:-.03em;
}
.usetra-brand-tagline{
  font-size:.72rem;
  font-weight:700;
  color:#5f6b82;
}
.usetra-nav{
  display:flex;
  align-items:center;
  gap:8px;
}
.usetra-nav-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:10px 14px;
  border-radius:999px;
  color:#5f6b82;
  text-decoration:none;
  font-size:.94rem;
  font-weight:700;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.usetra-nav-link:hover{
  background:rgba(20,122,214,.08);
  color:#101c52;
}
.usetra-nav-link.is-active{
  background:rgba(20,122,214,.1);
  color:#101c52;
  box-shadow:inset 0 0 0 1px rgba(20,122,214,.12);
}
.usetra-header-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.usetra-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:11px 18px;
  border-radius:999px;
  text-decoration:none;
  font-size:.9rem;
  font-weight:800;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.usetra-button:hover{
  transform:translateY(-1px);
}
.usetra-button-secondary{
  background:#fff;
  color:#101c52;
  border:1px solid rgba(20,33,61,.12);
  box-shadow:0 10px 28px rgba(20,122,214,.08);
}
.usetra-button-primary{
  background:linear-gradient(135deg,#19408a 0%,#2d6fe3 54%,#1f57b8 100%);
  color:#fff;
  box-shadow:0 14px 30px rgba(37,94,196,.22);
}
.usetra-header-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border-radius:14px;
  border:1px solid rgba(20,33,61,.12);
  background:#fff;
  color:#101c52;
  box-shadow:0 10px 24px rgba(20,122,214,.08);
  cursor:pointer;
  font-size:1.2rem;
}
.usetra-mobile{
  display:none;
  width:min(1180px,calc(100% - 32px));
  margin:0 auto 16px;
  padding:14px;
  border-radius:20px;
  background:#fff;
  border:1px solid rgba(20,33,61,.1);
  box-shadow:0 14px 34px rgba(20,33,61,.08);
}
.usetra-mobile.is-open{
  display:grid;
  gap:10px;
}
.usetra-mobile-link{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:10px 12px;
  border-radius:12px;
  color:#101c52;
  text-decoration:none;
  font-weight:700;
}
.usetra-mobile-link.is-active{
  background:rgba(20,122,214,.08);
}
.usetra-mobile-actions{
  display:grid;
  gap:10px;
  margin-top:8px;
}
@media (max-width:980px){
  .usetra-nav,
  .usetra-header-actions{
    display:none;
  }
  .usetra-header-toggle{
    display:inline-flex;
  }
}
@media (max-width:640px){
  .usetra-header-shell,
  .usetra-mobile{
    width:min(100% - 20px,1180px);
  }
  .usetra-brand-name{
    font-size:1.28rem;
  }
  .usetra-brand-tagline{
    display:none;
  }
}