body{background:#f6f7fb;color:#111827}.hero{background:linear-gradient(135deg,#4f46e5,#06b6d4)}.game-card{display:block;text-decoration:none;color:#111827;background:white;border-radius:20px;padding:18px;min-height:165px;box-shadow:0 10px 25px rgba(0,0,0,.08);transition:.2s}.game-card:hover{transform:translateY(-4px);color:#111827}.icon{font-size:42px}.game-card h5{font-weight:800;margin-top:8px}.game-card p{color:#6b7280;font-size:14px}.auth-card,.play{max-width:560px;background:#fff;border-radius:22px;padding:24px;box-shadow:0 12px 30px rgba(0,0,0,.08)}.stat{background:#fff;border-radius:18px;padding:18px;box-shadow:0 8px 22px rgba(0,0,0,.06)}.stat span{display:block;color:#6b7280}.stat b{font-size:32px}.scorebar{display:flex;justify-content:space-between;background:#eef2ff;border-radius:16px;padding:12px 16px;margin:12px 0}.big{font-size:42px;font-weight:900;text-align:center;padding:28px 10px}.smallbig{font-size:26px}.grid-options{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.grid-options button{padding:14px;border-radius:14px}.memory-board{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.card-tile{aspect-ratio:1/1;border:0;border-radius:16px;font-size:32px;background:#e0e7ff}.card-tile.open,.card-tile.done{background:#fff;border:2px solid #4f46e5}@media(max-width:576px){.container{padding-left:14px;padding-right:14px}.game-card{min-height:145px;padding:14px}.big{font-size:34px}.play{padding:18px}.memory-board{gap:8px}.card-tile{font-size:26px}}