.ykgs-brain-game{max-width:620px;margin:auto;padding:22px;border-radius:22px;background:linear-gradient(135deg,#f7f9ff,#fff);box-shadow:0 12px 35px rgb(20 30 60 / .10);text-align:center}.brain-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.brain-head h2{margin:0}.brain-stats{display:flex;gap:10px;font-size:13px}.brain-stats span{padding:7px 10px;border-radius:999px;background:#eef2ff}.ykgs-brain-game p{color:#64748b}.mg-board{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;max-width:420px;margin:18px auto}.mg-cell{aspect-ratio:1;border:0;border-radius:12px;background:#e5e7eb;cursor:pointer;transition:.18s}.mg-cell.show{background:#7c3aed;transform:scale(.94)}.mg-cell.correct{background:#16a34a}.mg-cell.wrong{background:#ef4444;animation:shake .25s}.brain-btn{border:0;border-radius:12px;padding:11px 20px;font-weight:700;cursor:pointer}.brain-result{min-height:24px;margin-top:12px}@keyframes shake{25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}