.mahjong__board{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:.45rem;max-width:45rem;margin:1rem auto}.mahjong__tile{min-width:0;min-height:3.4rem;padding:.2rem;border:1px solid var(--line,#d8deea);border-radius:.7rem;background:#fff;color:#17233c;font-size:1.15rem;font-weight:750;box-shadow:0 2px #dbe2ec;cursor:pointer}.mahjong__tile:disabled{opacity:.38;cursor:not-allowed}.mahjong__tile.is-selected{outline:3px solid var(--accent,#a5e635);outline-offset:2px}.mahjong__tile.is-removed{visibility:hidden}@media(max-width:440px){.mahjong__board{gap:.3rem}.mahjong__tile{min-height:2.8rem;font-size:.85rem}}