:root{
--shadow-none:none;
--shadow-xs:0 1px 2px rgba(17,17,17,0.05);
--shadow-sm:0 2px 8px rgba(17,17,17,0.06);
--shadow-md:0 8px 24px rgba(17,17,17,0.08);
--shadow-lg:0 16px 48px rgba(17,17,17,0.10);
--shadow-modal:0 24px 64px rgba(17,17,17,0.18);
--border-hairline:1px solid var(--color-border-default);
--border-hairline-strong:1px solid var(--color-border-strong);
}