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var(--shadow-md);background:linear-gradient(#ffffff0b,#ffffff05);margin-bottom:14px;padding:16px}.drop-zone{text-align:center;color:var(--text-dim);cursor:pointer;background:radial-gradient(620px 250px at 50% 0,#5b9dff1a,#0000 70%),#ffffff05;border:1.5px dashed #ffffff2b;border-radius:22px;padding:78px 24px;transition:border-color .18s,color .18s,background .18s,box-shadow .18s,transform .18s}.drop-zone:hover,.drop-zone.drag-over{color:var(--text);box-shadow:0 0 0 4px #5b9dff1a, var(--shadow-lg);background:radial-gradient(620px 250px at 50% 0,#5b9dff33,#0000 70%),#ffffff09;border-color:#5b9dffc7}.drop-zone.drag-over{border-style:solid;transform:scale(1.006)}.waveform-wrap{-webkit-user-select:none;user-select:none;position:relative}.waveform-wrap canvas{border:1px solid 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.label{color:var(--accent-2);text-align:right;letter-spacing:-.02em;text-shadow:0 0 28px #ffb3474d;min-width:120px;font-family:Georgia,Times New Roman,serif;font-size:34px;font-weight:800}.now-chord .sub{color:var(--text-dim);text-transform:uppercase;letter-spacing:.11em;font-size:10px;font-weight:600}.tabs{border:1px solid var(--border);background:#ffffff09;border-radius:13px;flex-wrap:wrap;gap:4px;margin-bottom:14px;padding:4px;display:inline-flex}.tabs button{color:var(--text-dim);background:0 0;border:1px solid #0000;border-radius:9px;padding:7px 14px}.tabs button:hover{color:var(--text);box-shadow:none;background:#ffffff0f;border-color:#0000;transform:none}.tabs button.active{background:var(--accent-grad);color:#fff;border-color:#0000;font-weight:600;box-shadow:0 5px 14px #5b9dff57}.spectrum-canvas,.piano-canvas{border:1px solid var(--border);background:#0c0e13;border-radius:11px;width:100%;display:block}.piano-canvas{cursor:pointer;margin-top:8px}.lead-sheet 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14px;font-size:12px;line-height:2.1}.kbd{color:#d9dfea;background:linear-gradient(#2b3140 0%,#21263180 100%);border:1px solid #ffffff24;border-bottom-width:2px;border-radius:6px;padding:1px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;display:inline-block}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}