nav#nav-sidebar {
    background-image: linear-gradient(#2787BD, #69C5F8);
}

:is(:where(.dark)
nav#nav-sidebar) {
    --tw-bg-opacity: 1;
    background-image: rgb(17 24 39/var(--tw-bg-opacity));
}

h1#site-name {
    color: white;
}