.sound-hints{width:min(520px,100%);margin:-14px auto 30px;padding:16px;text-align:center;background:#0d151f;border:1px solid #283746}.sound-hints>p{margin:0 0 12px;color:var(--cyan);font:700 10px "Space Mono";letter-spacing:.16em}.sound-hints>div{display:flex;justify-content:center;gap:18px}.sound-hints figure{margin:0}.sound-hints img{display:block;width:72px;height:72px;border:1px solid #435363;border-radius:8px}.sound-hints .grayscale img{filter:grayscale(1)}.sound-hints figcaption{max-width:120px;margin-top:6px;color:var(--muted);font-size:10px}
.text-stage{display:grid;place-items:center;gap:10px;width:min(720px,100%);min-height:240px;margin:0 auto 30px;padding:32px 24px;text-align:center;background:radial-gradient(circle at 50% 40%,#1b3340,#0b121b 66%);border:1px solid #304654}.text-stage>span{color:var(--cyan);font:700 10px "Space Mono";letter-spacing:.2em}.text-stage>strong{font-size:clamp(28px,6vw,52px);line-height:1.25;letter-spacing:.04em}.text-stage>small{color:var(--muted);font-size:11px}.text-stage+.sound-hints{margin-top:-14px}.keys:has([data-key="P"]){grid-template-columns:repeat(5,1fr)}
.feedback-cta{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;margin-top:22px;padding:20px 22px;color:var(--text);text-decoration:none;background:linear-gradient(120deg,#10252a,#111a25);border:1px solid #315159}.feedback-cta:hover{border-color:var(--cyan)}.feedback-cta>span{color:var(--cyan);font:700 10px "Space Mono";letter-spacing:.14em}.feedback-cta b,.feedback-cta small{display:block}.feedback-cta small{margin-top:5px;color:var(--muted);font-size:11px}.feedback-cta strong{color:var(--cyan);font-size:12px}@media(max-width:650px){.feedback-cta{grid-template-columns:1fr}.feedback-cta>span{display:none}.feedback-cta strong{margin-top:4px}}