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.2s}.cell.clickable:hover{background:#f4e4bc}.cell:before{content:"";position:absolute;width:100%;height:1px;background:#8b4513;top:50%;left:0}.cell:after{content:"";position:absolute;height:100%;width:1px;background:#8b4513;left:50%;top:0}.piece{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;z-index:1;box-shadow:0 2px 4px #0000004d}.piece.black{background:#333;color:#333}.piece.white{background:#fff;color:#fff;border:1px solid #ccc}.game-over-actions{text-align:center}.back-to-lobby-btn{padding:15px 30px;background:#667eea;color:#fff;border:none;border-radius:10px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s}.back-to-lobby-btn:hover{background:#5a6fd8;transform:translateY(-2px)}@media (max-width: 768px){.lobby-header{flex-direction:column;gap:15px;text-align:center}.tables-grid{grid-template-columns:1fr}.players-info{flex-direction:column;gap:15px}.cell{width:25px;height:25px}.piece{width:20px;height:20px;font-size:16px}.avatar-grid{grid-template-columns:repeat(6,1fr)}}