nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;background:rgba(10,10,10,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,95,0,.1);transition:all .3s}
.nav-logo{font-size:26px;font-weight:700;letter-spacing:-1px}
.nav-actions{display:flex;gap:12px;align-items:center}
nav.scrolled{background:rgba(10,10,10,.97);box-shadow:0 4px 24px rgba(0,0,0,.4)}
@media(max-width:480px){.nav-actions .btn-ghost{display:none}}