.rg-board{grid-template-columns:minmax(0,1fr);gap:.7rem;min-width:0;display:grid}.rg-board p,.rg-board h3{margin:0}.rg-board details{border:1px solid var(--line);border-radius:var(--radius-small);min-width:0;padding:.6rem}.rg-board summary{cursor:pointer;min-height:44px;padding:.4rem 0;display:list-item}.rg-controls{gap:.6rem;min-width:0;display:grid}.rg-controls>label:not(.rg-toggle),.rg-select-label{gap:.4rem;min-width:0;display:grid}.rg-controls input[type=range],.rg-select-label select{width:100%;min-width:0;min-height:44px}.rg-select-label select{font:inherit;background:var(--paper);color:var(--ink);border:1px solid var(--line);padding:.35rem}.rg-toggle{cursor:pointer;align-items:center;gap:.6rem;min-height:44px;display:flex}.rg-toggle input{flex:0 0 22px;width:22px;height:22px}.rg-answer,.rg-note{border-left:3px solid var(--accent);background:var(--paper);padding:.6rem;line-height:1.7}.rg-matrix{gap:2px;width:100%;max-width:28rem;margin:1rem auto;font-size:1rem;line-height:1.2;display:grid}.rg-matrix-row{display:contents}.rg-matrix span{border:1px solid var(--line);min-width:0;min-height:40px;color:var(--ink);background:var(--paper);font-variant-numeric:tabular-nums;place-items:center;display:grid}.rg-matrix span[data-duplicate=true]{border:2px solid var(--accent);background:var(--accent-soft);font-weight:700}.rg-board [data-rg-proof]>p{margin:.7rem 0}.rg-board [data-rg-proof]{min-width:0}