#header{transition:background-color .3s var(--ease-out),border-color .3s var(--ease-out);z-index:50}#header.is-scrolled{-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--color-border);background-color:#fffffff2}.nav-link{text-transform:uppercase;letter-spacing:.2em;color:var(--color-text);border-bottom:1px solid #0000;padding-bottom:2px;font-size:.75rem;font-weight:400;transition:all .3s}.nav-link:hover,.nav-link.nav-active{color:var(--color-accent);border-bottom-color:var(--color-accent)}