header{
    flex: 0 0 auto;
    position:relative;
    z-index:2;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:28px 48px;
}

.logo{
    font-size:13px;
    font-weight:700;
    letter-spacing:1px;
}

nav{
    display:flex;
    gap:40px;
}

nav a{
    color:var(--cloud-white);
    text-decoration:none;
    font-size:12px;
    font-weight:500;
    letter-spacing:0.5px;
    opacity:0.85;
    position:relative;
    padding-bottom:2px;
    transition:opacity 0.2s ease;
}

nav a::after{
    content:"";
    position:absolute;
    left:0;
    bottom:0;
    height:1px;
    width:0;
    background:var(--cloud-blue);
    transition: width 0.25s ease;
}

nav a:focus-visible{
    outline:1px solid var(--cloud-blue);
    outline-offset:4px;
}