:root{
/* Corners are square. The only radius in the system is the full circle (the seal). */
--radius-0: 0; --radius-seal: 50%;
--rule-hair: 1px; --rule-gold: 1.5px; --rule-gold-heavy: 2px; --rule-timeline: 3px;
--border-card: 1px solid var(--hairline-strong);
--border-card-light: 1px solid var(--hairline-light-strong);
/* No drop shadows on brand surfaces; canvas presentation only */
--shadow-none: none;
}