:root{
  /* Shadows are cool-tinted (navy, never black) and low-spread. */
  --shadow-none:none;
  --shadow-xs:0 1px 2px rgba(10,42,82,.06);
  --shadow-sm:0 1px 3px rgba(10,42,82,.08),0 1px 2px rgba(10,42,82,.04);
  --shadow-md:0 4px 12px rgba(10,42,82,.10),0 1px 3px rgba(10,42,82,.06);
  --shadow-lg:0 12px 28px rgba(10,42,82,.14),0 2px 6px rgba(10,42,82,.06);
  --shadow-sheet:0 -8px 32px rgba(10,42,82,.16);
  --shadow-inset-line:inset 0 -1px 0 var(--border-subtle);
  --ring-focus:0 0 0 3px rgba(21,97,188,.35);
  --blur-glass:saturate(1.4) blur(14px); /* @kind other */
}