:root,
.light {
  --page-accent: radial-gradient(
    circle at top right,
    color-mix(in srgb, var(--ui-primary) 18%, transparent),
    transparent 34%
  );
}

.dark {
  --page-accent: radial-gradient(
    circle at top right,
    color-mix(in srgb, var(--ui-primary) 22%, transparent),
    transparent 32%
  );
}