/**
 * MUAADH GRID — Layout grid primitives (split-row variants)
 * Phase 13 Wave 29 (2026-05-13). Single source.
 */

@media (min-width: 768px) {
    .muaadh-split-row              { grid-template-columns: 1fr 1fr; }
    .muaadh-split-row--sidebar     { grid-template-columns: 250px 1fr; }
    .muaadh-split-row--main-heavy  { grid-template-columns: 1fr 2fr; }
    .muaadh-split-row--quarter     { grid-template-columns: 1fr 3fr; }
}