:root{
/* The identity is squared off. Radii stay small; the pill is reserved for the mark's own geometry. */
--radius-0:0;
--radius-xs:2px;
--radius-sm:3px;
--radius-md:4px;
--radius-lg:6px;
--radius-pill:999px;

--border-width-hairline:1px;
--border-width-strong:2px;
--rule-width:1px;
--keyline-accent-width:3px;
}