:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}#root{max-width:1240px;margin:0 auto;padding:0 2rem 2rem}.app{min-height:100vh;display:flex;flex-direction:column;align-items:center}.topNav{position:fixed;top:0;left:0;right:0;transform:none;width:100%;padding:.75rem 0;border-bottom:1px solid rgba(0,0,0,.12);border-radius:0;background:#f8f8f8eb;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:40}.navBackdrop{position:fixed;inset:52px 0 0;z-index:30;border:none;padding:0;background:#ffffff2e;backdrop-filter:none;-webkit-backdrop-filter:none;cursor:default}.navBackdrop.isBlurred{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.topNavInner{width:min(1240px,calc(100% - 2.75rem));margin:0 auto;display:flex;align-items:center;justify-content:center;gap:.9rem}.navPlate{width:100%;max-width:1240px;display:flex;align-items:center;justify-content:center;gap:.9rem;padding:0 .25rem;border-radius:0;border:none;background:transparent;box-shadow:none;position:relative}.navLeft{display:flex;align-items:center;gap:2.5rem;min-width:0}.topNav:before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(to bottom,#ffffffd9,#fff0);opacity:.35}.topNav>*{position:relative;z-index:1}.navBrand{display:inline-flex;align-items:center;gap:.55rem;min-width:0;background:transparent;border:none;padding:0;color:inherit;cursor:pointer}.navBrand:focus{outline:none}.navBrand:focus-visible{outline:none}.navBrandMark{height:32px;max-width:220px;padding:0 10px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;border:1px solid rgba(0,0,0,.12);background:#0000000a;font-weight:900;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.navLinks{display:flex;align-items:center;gap:1.35rem;flex:0 1 auto;justify-content:flex-start;min-width:0;overflow:visible;scrollbar-width:none}.navLinks::-webkit-scrollbar{display:none}.navLink{appearance:none;background:transparent;border:none;padding:.3rem .35rem .5rem;color:#000000db;font-weight:650;opacity:1;cursor:pointer;border-radius:0;white-space:nowrap;position:relative}.navLink:hover{color:#000}.navLink:focus{outline:none}.navLink:focus-visible:after{transform:scaleX(1)}.navLink:after{content:"";position:absolute;left:0;right:0;bottom:.12rem;height:2px;background:#000000db;transform:scaleX(0);transform-origin:left center;transition:transform .32s ease}.navLink:hover:after{transform:scaleX(1)}.navLink.isActive{color:#000}.navLink.isActive:after{transform:scaleX(1);background:#000000eb}.navDropdown{position:relative;display:inline-flex;align-items:center}.navDropdownTrigger{display:inline-flex;align-items:center;gap:.35rem}.navDropdownChevron{font-size:.85em;opacity:.75;transform:translateY(-.02em)}.navMega{position:fixed;left:0;right:0;top:52px;z-index:45;border-bottom:1px solid rgba(0,0,0,.12);background:#f8f8f8eb;backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:0 18px 50px #0000001f;opacity:0;transform:translateY(-8px);pointer-events:none;will-change:transform,opacity,backdrop-filter;transition:transform .46s cubic-bezier(.2,.9,.2,1),opacity .46s cubic-bezier(.2,.9,.2,1),backdrop-filter .26s ease,-webkit-backdrop-filter .26s ease}.navMega.isOpen{opacity:1;transform:translateY(0);pointer-events:auto}.navMega.isBlurred{backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition-delay:0ms,0ms,.12s,.12s}.navMegaInner{width:min(1240px,calc(100% - 2.75rem));margin:0 auto;padding:.75rem 0;display:flex;align-items:flex-start;justify-content:flex-start;box-sizing:border-box}.navMegaGroup{min-width:0;width:min(360px,100%)}.navMegaTitle{font-size:.82rem;opacity:.75;font-weight:750;margin-bottom:.45rem}.navMegaItem{width:100%;appearance:none;background:transparent;border:none;text-align:left;color:#000000e0;font-weight:750;padding:.55rem .6rem;border-radius:12px;cursor:pointer}.navMegaItem:hover{background:#0000000f;color:#000}.navMegaItem.isActive{background:#00000014;color:#000}@media(prefers-reduced-motion:reduce){.navMega{transition:none!important;transform:none!important}}.navTools{display:inline-flex;align-items:center;justify-content:flex-end;min-width:44px;position:absolute;right:.25rem}.navToolHint{display:inline-block;width:1px;height:1px}.page{width:100%;display:flex;flex-direction:column;align-items:center;gap:1.25rem;padding-top:6.25rem;flex:1}.improvLayout{width:100%;display:flex;flex-direction:column;align-items:center}.improvMain{width:100%;display:flex;flex-direction:column;align-items:center;gap:1.25rem}@media(max-width:720px){.topNav{padding:.7rem 0}.topNavInner{width:min(1240px,calc(100% - 1.5rem))}.navPlate{padding:0 .1rem;gap:.75rem}.navLeft{gap:1.5rem}.navLink{padding:.28rem .3rem .5rem}}.chordCard{width:min(980px,100%);border:1px solid rgba(127,127,127,.35);border-radius:16px;padding:1.25rem 1.5rem;background:#7f7f7f14}.chordText{min-height:3.25rem;font-size:3.15rem;font-weight:800;letter-spacing:.02em;text-align:center}.chordPulse{animation:chordPulse .18s ease-out}@keyframes chordPulse{0%{transform:scale(.985);opacity:.75}to{transform:scale(1);opacity:1}}.progressWrap{margin-top:.85rem}.progressTrack{height:6px;border-radius:999px;background:#7f7f7f38;overflow:hidden}.progressFill{height:100%;width:100%;background:#ffffffb8;border-radius:999px;transform-origin:left center;transform:scaleX(0)}.progressFill.isRunning{animation-name:progressFill;animation-timing-function:linear;animation-fill-mode:forwards;will-change:transform}@keyframes progressFill{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@media(prefers-color-scheme:light){.progressFill{background:#000000b8}}@media(prefers-reduced-motion:reduce){.progressFill.isRunning{animation:none!important;transform:scaleX(1)}}.panel{width:min(980px,100%);border:1px solid rgba(127,127,127,.35);border-radius:16px;padding:1rem 1rem 1.1rem}.panelTitle{font-size:.95rem;opacity:.85;margin-bottom:.75rem}.midiRow{display:grid;grid-template-columns:auto 1fr;gap:.75rem;align-items:center;margin-bottom:.75rem}.midiError{grid-column:1 / -1;text-align:left;color:#ff6b6b;font-size:.95rem}.pianoWrap{width:100%;overflow-x:auto;padding-bottom:.25rem;display:flex;justify-content:center}.piano{--whiteW: 18px;--whiteH: 86px;--blackW: 11px;--blackH: 54px;position:relative;flex:0 0 auto;width:calc(var(--whiteW) * var(--whiteCount));height:var(--whiteH)}.pianoWhite{position:absolute;inset:0;display:flex}.pianoBlack{position:absolute;inset:0;pointer-events:none}.pianoKey.white{width:var(--whiteW);height:var(--whiteH);background:#ffffffeb;border:1px solid rgba(0,0,0,.18);border-right:none;box-sizing:border-box}.pianoKey.white:last-child{border-right:1px solid rgba(0,0,0,.18)}.pianoKey.black{position:absolute;top:0;width:var(--blackW);height:var(--blackH);background:#000000e6;border-radius:0 0 4px 4px;box-shadow:0 2px 6px #00000059}.pianoKey.isDown.white{background:#61dafba6}.pianoKey.isDown.black{background:#646cfff2}@media(max-width:520px){.piano{--whiteW: 16px;--whiteH: 78px;--blackW: 10px;--blackH: 48px}}.panelRow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.75rem;margin-bottom:.9rem}@media(max-width:520px){.panelRow{grid-template-columns:1fr}}.control{display:grid;gap:.35rem;min-width:0}.controlLabel{font-size:.9rem;opacity:.85}.controlField{width:100%;min-width:0;padding:.55rem .7rem;font-size:1rem;border-radius:12px;border:1px solid rgba(127,127,127,.35);background:transparent;color:inherit;box-sizing:border-box}.panelGrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}@media(max-width:700px){.panelGrid{grid-template-columns:1fr}}.group{border:1px solid rgba(127,127,127,.25);border-radius:14px;padding:.75rem .75rem .85rem;margin:0}.group legend{padding:0 .5rem;font-size:.9rem;opacity:.85}.check{display:flex;align-items:center;gap:.55rem;padding:.35rem .25rem;-webkit-user-select:none;user-select:none}.check input{width:1.05rem;height:1.05rem}.check span{font-size:1rem}.controls{display:flex;gap:.75rem}.controlsTop{justify-content:center;margin:.25rem 0 .65rem}.controls button{padding:.7rem 1.1rem;font-size:1rem}.catalogGrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.6rem}@media(max-width:700px){.catalogGrid{grid-template-columns:repeat(2,minmax(0,1fr))}}.catalogItem{border:1px solid rgba(127,127,127,.25);border-radius:12px;padding:.65rem .75rem;text-align:center;font-weight:650;background:#7f7f7f0f}.drumStaff{width:100%;height:auto;display:block}.drumStaffLine{stroke:#7f7f7f8c;stroke-width:1}.drumStaffBar{stroke:#7f7f7f59;stroke-width:1}.drumStaffBarStrong{stroke:#7f7f7fa6;stroke-width:1.4}.drumStaffNote{fill:#ffffffd1;stroke:#00000026;stroke-width:.8}@media(prefers-color-scheme:light){.drumStaffNote{fill:#000000c7;stroke:#0003}}.drumStaffX{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:14px;font-weight:700;fill:currentColor;opacity:.9}.rhythmList{display:flex;flex-direction:column;gap:.65rem}.rhythmRow{display:grid;grid-template-columns:180px 1fr;align-items:center;gap:.75rem;border:1px solid rgba(127,127,127,.25);border-radius:12px;padding:.7rem .8rem;background:#7f7f7f0f}.rhythmName{font-weight:800;text-align:left}.rhythmStaff{min-width:0}@media(max-width:700px){.rhythmRow{grid-template-columns:1fr}}.shortcutGroups{display:grid;gap:.9rem}.shortcutGroupTitle{font-weight:800;text-align:left;margin-bottom:.4rem}.shortcutTable{border:1px solid rgba(127,127,127,.25);border-radius:12px;overflow:hidden}.shortcutRow{display:grid;grid-template-columns:1fr auto;gap:.75rem;padding:.65rem .75rem;border-top:1px solid rgba(127,127,127,.18);align-items:center}.shortcutRow:first-child{border-top:none}.shortcutAction{text-align:left;min-width:0}.shortcutNote{margin-top:.2rem;opacity:.7;font-size:.95rem}.shortcutKeys{white-space:nowrap;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-weight:700;opacity:.95}@media(max-width:520px){.shortcutRow{grid-template-columns:1fr}.shortcutKeys{opacity:.85}}.chipGrid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:.5rem}@media(max-width:520px){.chipGrid{grid-template-columns:repeat(4,minmax(0,1fr))}}.chip{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;border:1px solid rgba(127,127,127,.25);border-radius:999px;padding:.35rem .55rem;-webkit-user-select:none;user-select:none;background:#7f7f7f0a}.chip input{width:1rem;height:1rem}.footer{width:100%;max-width:1240px;padding:1.25rem 0 .75rem;font-size:.95rem;opacity:.7}.footerInner{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.footerLeft{text-align:left;white-space:nowrap}.footerLinks{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.5rem .9rem}.footerLink{color:inherit;opacity:.95}.footerLink:hover{opacity:1;text-decoration:underline}@media(max-width:700px){.footerInner{flex-direction:column;align-items:flex-start}.footerLinks{justify-content:flex-start}}
