:root{
/* Kept deliberately soft: SORZO separates with colour planes and hairlines, not shadow. */
--shadow-none:none;
--shadow-xs:0 1px 2px rgba(40,55,58,.05);
--shadow-sm:0 2px 6px rgba(40,55,58,.06);
--shadow-md:0 6px 20px rgba(40,55,58,.08);
--shadow-focus:0 0 0 3px rgba(127,165,143,.55);
}