:root{--sp-board-width: calc(100vw - 20px) }@supports (width: 100cqw){:root{--sp-board-width: calc(100cqw - 10px) }}._board_25b39_9{box-sizing:border-box;padding:4px;background-color:#ffda8c}._rows_25b39_15{width:100%;box-sizing:border-box;display:grid;gap:0;border-top:1px solid black;border-right:1px solid black}._row_25b39_15{display:grid;gap:0;border-bottom:1px solid black}._cell_25b39_30{background-color:#ffda8c;position:relative;border-left:1px solid black;cursor:pointer}._cell_25b39_30._HonShogi_25b39_37,._cell_25b39_30._ShishioShogi_25b39_38,._cell_25b39_30._OteShogi_25b39_39,._cell_25b39_30._ToriShogi_25b39_40,._cell_25b39_30._MiniShogi_25b39_41,._cell_25b39_30._JudkinsShogi_25b39_42{width:55px;aspect-ratio:1 / 1}._cell_25b39_30._ChuShogi_25b39_47{width:48px;aspect-ratio:31 / 34}._cell_25b39_30._DaiShogi_25b39_52{width:38px;aspect-ratio:31 / 34}._cell_25b39_30._ShoShogi_25b39_57{width:55px;aspect-ratio:31 / 34}._cell_25b39_30._selected_25b39_62{background-color:#4aa3de}._cell_25b39_30._legalMove_25b39_66{background-color:#2ecc71}._cell_25b39_30._illegalMove_25b39_70{background-color:#949ca6}._cell_25b39_30._firstStep_25b39_74{background-color:#f4a322}._cell_25b39_30._secondStepOption_25b39_78{background-color:#f78119}._cell_25b39_30._cpuMove_25b39_82{background-color:#4aa3de}._cell_25b39_30._cpuMove_25b39_82._cpuMoveEmpty_25b39_86{background-color:#9acbeb}._pieceBackground_25b39_90{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:100%;height:100%;object-fit:contain;-webkit-user-select:none;user-select:none;z-index:10}._piece_25b39_90{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:100%;height:100%;overflow:hidden;-webkit-user-select:none;user-select:none;z-index:20}._pieceImage_25b39_114{position:relative;width:1000%;height:1000%}._pieceCount_25b39_120{position:absolute;bottom:8%;right:8%;font-size:.7rem;color:#495057;font-weight:700;background-color:#ffffffe6;border-radius:2px;padding:0 2px;line-height:1;-webkit-user-select:none;user-select:none;z-index:30}._capturedPieces_25b39_135{display:grid;box-sizing:border-box;padding:5px;background-color:#ffda8c;gap:1px;position:relative}._capturedPiecesEmptyMessage_25b39_144{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#08131a;font-size:.9rem;pointer-events:none;-webkit-user-select:none;user-select:none;white-space:nowrap}._capturedPiece_25b39_135{position:relative}._capturedPiece_25b39_135._clickable_25b39_160{cursor:pointer}._capturedPiece_25b39_135._selected_25b39_62{background-color:#4aa3de}._capturedPiece_25b39_135._HonShogi_25b39_37,._capturedPiece_25b39_135._ShishioShogi_25b39_38,._capturedPiece_25b39_135._OteShogi_25b39_39,._capturedPiece_25b39_135._ToriShogi_25b39_40,._capturedPiece_25b39_135._MiniShogi_25b39_41,._capturedPiece_25b39_135._JudkinsShogi_25b39_42{width:55px;aspect-ratio:1 / 1}@media(max-width:620px){._cell_25b39_30._ChuShogi_25b39_47{width:calc((var(--sp-board-width) - 11px - 10px) / 12)}._cell_25b39_30._DaiShogi_25b39_52{width:calc((var(--sp-board-width) - 14px - 10px) / 15)}._cell_25b39_30._HonShogi_25b39_37,._cell_25b39_30._OteShogi_25b39_39,._cell_25b39_30._ShoShogi_25b39_57,._cell_25b39_30._ShishioShogi_25b39_38,._capturedPiece_25b39_135._HonShogi_25b39_37,._capturedPiece_25b39_135._ShishioShogi_25b39_38,._capturedPiece_25b39_135._OteShogi_25b39_39{width:min(calc((var(--sp-board-width) - 8px - 10px) / 9),55px)}._cell_25b39_30._ToriShogi_25b39_40,._capturedPiece_25b39_135._ToriShogi_25b39_40{width:min(calc((var(--sp-board-width) - 6px - 10px) / 7),55px)}._cell_25b39_30._MiniShogi_25b39_41,._capturedPiece_25b39_135._MiniShogi_25b39_41{width:min(calc((var(--sp-board-width) - 4px - 10px) / 5),55px)}._cell_25b39_30._JudkinsShogi_25b39_42,._capturedPiece_25b39_135._JudkinsShogi_25b39_42{width:min(calc((var(--sp-board-width) - 5px - 10px) / 6),55px)}._capturedPiecesEmptyMessage_25b39_144{font-size:.85rem}}.error-display{display:flex;justify-content:center;align-items:center;min-height:400px;padding:20px}.error-content{text-align:center;background-color:#f8f9fa;border:1px solid #e9ecef;border-radius:8px;padding:40px;max-width:500px;box-shadow:0 2px 10px #0000001a}.error-content h2{color:#000;margin-bottom:20px;font-size:24px}.error-message{color:#495057;margin-bottom:30px;font-size:16px;line-height:1.5}