.ijsb-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem clamp(16px, 4vw, 32px);background:rgba(255,255,255,.92);backdrop-filter:saturate(140%) blur(8px);-webkit-backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--ijs-sand-100)}.ijsb-header__brand{font-family:var(--ijs-font-display);font-weight:700;font-size:1.25rem;color:var(--ijs-navy-900);text-decoration:none}.ijsb-header__brand:hover{color:var(--ijs-turquoise-600)}.ijsb-header__nav{display:none}.ijsb-header__nav ul{list-style:none;margin:0;padding:0;display:flex;gap:2rem}.ijsb-header__nav a{font-weight:500;color:var(--ijs-navy-900);text-decoration:none}.ijsb-header__nav a:hover{color:var(--ijs-turquoise-600)}@media (min-width:768px){.ijsb-header__nav{display:block}}