@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Inter+Tight:wght@500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap";:root{--ct-bg: #0a0610;--ct-walnut: #5a3422;--ct-flame: #f6c15e;--ct-cream: #f4e7c8;--ct-velvet: #1a0820;--ct-line: rgba(244,231,200,.1);--ct-text: #f4e7c8;--ct-text-mute: rgba(244,231,200,.62);--ct-text-quiet: rgba(244,231,200,.38);--ct-display: "Inter Tight", system-ui, sans-serif;--ct-body: "Inter", system-ui, sans-serif;--ct-mono: "JetBrains Mono", ui-monospace, monospace}body{background:var(--ct-bg);color:var(--ct-text);font-family:var(--ct-body)}.ct{max-width:720px;margin:0 auto;padding:36px 22px 60px;display:flex;flex-direction:column;gap:28px}.ct__kicker{font-family:var(--ct-mono);font-size:11px;letter-spacing:.7px;color:var(--ct-flame);text-transform:uppercase;margin:0 0 12px}.ct__title{font-family:var(--ct-display);font-weight:900;font-size:clamp(48px,8vw,72px);line-height:.96;letter-spacing:-.025em;margin:0 0 12px;background:linear-gradient(180deg,var(--ct-cream),var(--ct-flame));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.ct__sub{font-family:var(--ct-body);font-size:15px;line-height:1.6;color:var(--ct-text-mute);max-width:540px;margin:0}.ct__stage{display:flex;flex-direction:column;align-items:center;gap:28px;padding:36px 28px;background:linear-gradient(180deg,#f4e7c80d,#f4e7c805);border:1px solid var(--ct-line);border-radius:16px}.ct__note-display{text-align:center;transition:opacity .3s ease,transform .3s ease}.ct__stage[data-state=on] .ct__note-display{opacity:1;transform:scale(1.04)}.ct__note-letter{font-family:var(--ct-display);font-weight:900;font-size:96px;line-height:1;letter-spacing:-.04em;margin:0;color:var(--ct-text)}.ct__stage[data-state=on] .ct__note-letter{color:var(--ct-flame)}.ct__note-octave{font-family:var(--ct-mono);font-size:14px;color:var(--ct-text-mute);margin:8px 0 0;letter-spacing:.4px}.ct__play{width:76px;height:76px;border-radius:50%;background:radial-gradient(circle at 30% 25%,var(--ct-flame) 0%,var(--ct-walnut) 70%,var(--ct-velvet) 100%);border:2px solid rgba(244,231,200,.18);color:var(--ct-velvet);font-size:30px;font-weight:800;padding-left:4px;cursor:pointer;display:grid;place-items:center;transition:transform .15s ease;box-shadow:0 6px 18px #00000073}.ct__play:hover{transform:scale(1.05)}.ct__play:focus-visible{outline:3px solid var(--ct-flame);outline-offset:4px}.ct__play--on{padding-left:0;animation:ct-breathe 2.6s ease-in-out infinite}@keyframes ct-breathe{0%,to{transform:scale(1)}50%{transform:scale(1.03)}}.ct__picker{padding:18px 20px;background:#f4e7c808;border:1px solid var(--ct-line);border-radius:12px}.ct__section-label{font-family:var(--ct-mono);font-size:10px;letter-spacing:.7px;color:var(--ct-text-quiet);text-transform:uppercase;margin:0 0 14px}.ct__section-label-small{font-family:var(--ct-mono);font-size:10px;letter-spacing:.5px;color:var(--ct-text-quiet);text-transform:uppercase}.ct__notes{display:grid;grid-template-columns:repeat(12,1fr);gap:4px;margin-bottom:18px}@media(max-width:560px){.ct__notes{grid-template-columns:repeat(6,1fr)}}.ct__note-btn{aspect-ratio:.8;padding:8px 4px;background:#f4e7c80a;border:2px solid var(--ct-line);border-radius:6px;color:var(--ct-text-mute);font-family:var(--ct-display);font-weight:700;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s ease,color .15s ease,border-color .15s ease}.ct__note-btn:hover{background:#f4e7c81f;color:var(--ct-text)}.ct__note-btn--sharp{color:var(--ct-text-quiet);background:#f4e7c805;font-size:12px}.ct__note-btn--sharp:hover{color:var(--ct-text-mute)}.ct__note-btn--active{background:var(--ct-flame);color:var(--ct-velvet);border-color:var(--ct-flame)}.ct__note-btn--active2{background:#a8ff3a4d;color:var(--ct-text);border-color:var(--ct-good, #a8ff3a)}.ct__octaves{display:flex;align-items:center;gap:12px}.ct__pill-row{display:flex;gap:6px;flex-wrap:wrap}.ct__pill{background:#f4e7c80a;color:var(--ct-text-mute);border:1px solid var(--ct-line);border-radius:6px;padding:4px 12px;font-family:var(--ct-mono);font-size:11px;cursor:pointer;transition:all .15s ease}.ct__pill:hover{background:#f4e7c81a;color:var(--ct-text)}.ct__pill--active{background:#f6c15e29;color:var(--ct-flame);border-color:var(--ct-flame)}.ct__interval{padding:18px 20px;background:#a8ff3a0a;border:1px solid rgba(168,255,58,.18);border-radius:12px}.ct__interval-readout{font-family:var(--ct-mono);font-size:13px;color:#a8ff3a;margin:0;text-align:center;letter-spacing:.3px}.ct__controls{display:flex;gap:14px;align-items:center;flex-wrap:wrap;padding:14px 18px;background:#f4e7c808;border:1px solid var(--ct-line);border-radius:12px}.ct__btn{background:transparent;color:var(--ct-text-mute);border:1px dashed var(--ct-line);border-radius:999px;padding:8px 16px;font-family:var(--ct-mono);font-size:11px;cursor:pointer;transition:all .15s ease}.ct__btn:hover{background:#f4e7c80f;color:var(--ct-text);border-color:var(--ct-flame)}.ct__btn--ghost.ct__btn--on{background:#a8ff3a29;color:#a8ff3a;border-color:#a8ff3a;border-style:solid}.ct__timbre{display:flex;align-items:center;gap:10px}.ct__vol{margin-left:auto;display:flex;align-items:center;gap:8px}.ct__vol-icon{font-size:14px;color:var(--ct-text-mute)}.ct__vol-slider{width:100px;-webkit-appearance:none;appearance:none;height:4px;background:#f4e7c829;border-radius:2px;outline:0;cursor:pointer}.ct__vol-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:var(--ct-flame);cursor:pointer}.ct__tips{padding:22px;background:#f4e7c808;border:1px solid var(--ct-line);border-radius:12px}.ct__tips-title{font-family:var(--ct-display);font-weight:700;font-size:18px;margin:0 0 12px;letter-spacing:-.01em}.ct__tips-list{list-style:none;padding:0;margin:0 0 12px;display:flex;flex-direction:column;gap:10px}.ct__tips-list li{font-family:var(--ct-body);font-size:13.5px;line-height:1.55;color:var(--ct-text-mute)}.ct__tips-list strong{color:var(--ct-flame);font-weight:600}.ct__tips-note{font-family:var(--ct-body);font-size:12.5px;color:var(--ct-text-quiet);margin:0;font-style:italic;line-height:1.5}.ct__tips-note strong{color:var(--ct-text);font-weight:600;font-style:normal}.ct__foot{padding-top:24px;border-top:1px solid var(--ct-line);font-family:var(--ct-mono);font-size:11px;color:var(--ct-text-quiet);line-height:1.7;text-align:center}.ct__foot a{color:var(--ct-flame);text-decoration:none}.ct__foot a:hover{text-decoration:underline}
