.chess-panel{padding:18px}.no-mercy-toggle{display:inline-flex;align-items:center;gap:8px;background:#291f3f;color:#fff;padding:10px 15px;border-radius:999px;cursor:pointer}.no-mercy-toggle input{width:19px;height:19px;accent-color:#ffca3a}.twist-label{min-height:1.4em;margin:9px 0;color:#7049a8;font-weight:800}.chess-status{font-weight:800;margin:0 auto 13px;padding:9px 14px;border-radius:10px;background:#fff;max-width:430px;color:var(--navy)}.chess-board{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);width:min(430px,100%);aspect-ratio:1;margin:auto;border:7px solid #29344a;border-radius:10px;overflow:hidden;box-shadow:0 15px 35px rgba(20,35,59,.2);direction:ltr}.chess-square{border:0;border-radius:0;padding:0;min-width:0;width:100%;height:100%;display:grid;place-items:center;line-height:1;cursor:pointer;position:relative;text-shadow:0 2px 2px rgba(0,0,0,.18);overflow:hidden}.chess-piece{display:block;width:100%;height:100%;font-family:"DejaVu Sans","Arial Unicode MS",sans-serif;font-size:clamp(1.55rem,7vw,2.85rem);line-height:1;display:grid;place-items:center;transform:scale(.92)}.chess-square:hover{transform:none;filter:brightness(1.08)}.chess-square.light{background:#f0d9b5}.chess-square.dark{background:#8b6652}.chess-square.selected-piece{box-shadow:inset 0 0 0 5px #ffca3a}.chess-square.legal-square:after{content:"";position:absolute;width:28%;aspect-ratio:1;border-radius:50%;background:rgba(32,122,77,.58)}.chess-square.legal-square:not(:empty):after{width:78%;background:transparent;border:5px solid rgba(32,122,77,.7)}