.pk-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
.pk-dots{list-style:none;display:flex;justify-content:center;gap:6px;margin:0 0 18px;padding:0}
.pk-dots li{width:12px;height:12px;border-radius:50%;background:var(--border)}
.pk-dots li.now{background:var(--accent)}
.pk-dots li.right{background:#2e8b57}
.pk-dots li.miss{background:#c0392b}
.pk-intro,.pk-play{display:flex;flex-direction:column;align-items:center;gap:12px;margin-bottom:18px;text-align:center}
.pk-intro p{margin:0;color:var(--muted)}
.pk-replay{min-width:160px}
.pk-feedback{min-height:28px;margin:0;font-weight:700;font-size:17px}
.pk-feedback.right{color:#2e8b57}
.pk-feedback.miss{color:#c0392b}
.pk-keyboard{position:relative;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px;max-width:560px;height:clamp(150px,34vw,220px);margin:0 auto;user-select:none;-webkit-user-select:none}
.pk-key{display:flex;align-items:flex-end;justify-content:center;padding-bottom:10px;border-radius:0 0 10px 10px;touch-action:manipulation}
.pk-key.white{position:relative;background:#fff;color:#222a30;border:1px solid #c9ccc5;box-shadow:inset 0 -6px 0 #0000000d}
.pk-key.black{position:absolute;top:0;left:calc(var(--pos) * (100% + 4px) / 7 - 4.6%);width:9.2%;height:60%;z-index:2;background:#222a30;color:#fff;border-radius:0 0 8px 8px;padding-bottom:6px}
.pk-label{display:flex;flex-direction:column;align-items:center;font-weight:800;font-size:clamp(12px,2.6vw,16px);line-height:1.15}
.pk-label small{font:600 10px var(--mono);opacity:.7}
.pk-key.black .pk-label{font-size:clamp(9px,1.8vw,12px)}
.pk-key:hover:not(:disabled){filter:brightness(.94)}
.pk-key.off{opacity:.35}
.pk-key.answer{background:#2e8b57;color:#fff;border-color:#2e8b57}
.pk-key.wrong{background:#c0392b;color:#fff;border-color:#c0392b}
.pk-hint{margin:12px 0 0;text-align:center;font-size:12px;color:var(--muted)}
.pk-rating{font-weight:700}
.pk-grid{font-size:20px;letter-spacing:2px}
@media(max-width:720px){.pk-stats{grid-template-columns:repeat(3,minmax(0,1fr))}.pk-hint{display:none}}