:root{
  --shadow-none:none;
  --shadow-xs:0 1px 2px rgba(8,33,63,.06);
  --shadow-sm:0 1px 3px rgba(8,33,63,.10),0 1px 2px rgba(8,33,63,.06);
  --shadow-md:0 4px 12px rgba(8,33,63,.10),0 1px 3px rgba(8,33,63,.06);
  --shadow-lg:0 12px 28px rgba(8,33,63,.14),0 2px 6px rgba(8,33,63,.08);
  --shadow-cover:6px 8px 18px rgba(8,33,63,.22);
  --shadow-inset-page:inset 0 1px 0 rgba(255,255,255,.7);
  --ring-focus:0 0 0 3px rgba(233,180,76,.55);
  --ring-danger:0 0 0 3px rgba(196,20,37,.25);
}