@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap";:root{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-height:100vh}#root{width:100%;height:100%}:root{--bg-base: #F5F6F7;--bg-surface: #FFFFFF;--bg-glass: rgba(255, 255, 255, .85);--bg-glass-subtle: rgba(255, 255, 255, .6);--text-primary: #1a1a2e;--text-secondary: #6b6b80;--text-muted: #9999aa;--text-label: #888899;--accent-active: #E5A800;--accent-active-glow: rgba(229, 168, 0, .3);--color-safe: #22c55e;--color-tension: #f59e0b;--color-avoid: #ef4444;--color-tonic: #3b82f6;--color-neutral: #e5e7eb;--glass-border: rgba(0, 0, 0, .06);--glass-shadow: 0 4px 24px rgba(0, 0, 0, .06);--glass-blur: blur(12px);--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 50%;--transition-fast: .12s ease;--transition-normal: .25s ease;--transition-smooth: .4s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-base);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;letter-spacing:.01em}.app-container{position:relative;width:100vw;height:100vh;overflow:hidden;display:flex;align-items:center;justify-content:center}.app-header{position:fixed;bottom:var(--space-lg);right:var(--space-lg);left:auto;transform:none;text-align:right;z-index:50;pointer-events:none}.app-header h1{font-size:1rem;font-weight:600;letter-spacing:.15em;color:var(--text-muted);text-transform:uppercase;margin:0}.app-header .subtitle{display:none}.main-layout{position:relative;width:100vw;height:100vh;display:grid;grid-template-columns:1fr auto 1fr;grid-template-rows:1fr;align-items:center;overflow:hidden}.tools-left-container{padding-right:var(--space-lg);display:flex;flex-direction:column;gap:var(--space-md);justify-content:center;align-items:flex-end;height:100%;pointer-events:none}.tools-left-container>*{pointer-events:auto}.tools-right-container{padding-left:60px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;height:100%;pointer-events:none}.tools-right-container>*{pointer-events:auto}.center-panel{position:relative;display:flex;justify-content:center;align-items:center;width:100%;height:100%}.circle-wrapper{position:relative;width:min(65vh,65vw);height:min(65vh,65vw);min-width:400px;min-height:400px;display:flex;align-items:center;justify-content:center}.bottom-center{position:absolute;top:84%;left:50%;transform:translate(-50%);z-index:20}.position-4-oclock{position:absolute;top:80%;left:90%;transform:translate(-50%,-50%);z-index:100}.left-panel{display:none}.glass-card{background:var(--bg-glass);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow)}.control-panel{padding:var(--space-md)}.control-panel h2{font-size:.6rem;font-weight:500;text-transform:uppercase;letter-spacing:.15em;color:var(--text-muted);margin-bottom:var(--space-md);padding-bottom:var(--space-xs);border-bottom:1px solid var(--glass-border)}.controls-grid{display:flex;flex-direction:column;gap:var(--space-md)}.control-group{display:flex;flex-direction:column;gap:var(--space-xs)}.control-group label{font-size:.55rem;font-weight:500;text-transform:uppercase;letter-spacing:.12em;color:var(--text-label)}.tools-left{display:flex;flex-direction:column;gap:1.5rem;width:140px}.tool-item{display:flex;flex-direction:column;gap:.5rem;align-items:center;text-align:center}.tools-left .btn-group.vertical{flex-direction:column;width:100%}.style-selector{width:140px}.style-list{display:flex;flex-direction:column;gap:.8rem}.style-btn{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);padding:.8rem;border-radius:8px;color:var(--text-secondary);cursor:pointer;transition:all .2s ease;width:100%}.style-btn:hover{background:#ffffff1a;color:var(--text-primary)}.style-btn.active{background:var(--accent-active);color:#000;border-color:var(--accent-active);font-weight:600;box-shadow:0 0 15px #e5a80066}.vertical-stack{display:flex;flex-direction:column;gap:8px;align-items:center;width:100%}.sub-control{display:flex;flex-direction:column;align-items:center;font-size:.7rem;color:var(--text-label);width:100%}.sub-control input[type=range]{width:100%;margin-top:4px}.vertical-range{-webkit-appearance:slider-vertical;appearance:slider-vertical;width:8px;height:80px;margin:10px 0}.octave-control{display:flex;gap:1rem;align-items:center;padding:.5rem 1rem}.octave-control button{width:32px;height:32px;border-radius:50%;border:1px solid var(--glass-border);background:var(--bg-surface);cursor:pointer}.octave-control .value-display{font-size:1.2rem;font-weight:700;min-width:20px;text-align:center}.key-selector{display:flex;flex-direction:column;gap:5px;width:120px;text-align:center}.control-group select{appearance:none;background:var(--bg-surface);border:1px solid var(--glass-border);color:var(--text-primary);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);font-size:.8rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);text-align:center}.control-group select:hover{border-color:var(--text-muted)}.control-group select:focus{outline:none;border-color:var(--accent-active);box-shadow:0 0 0 3px var(--accent-active-glow)}.control-group .btn-group{display:flex;gap:1px;background:var(--glass-border);border-radius:var(--radius-sm);overflow:hidden}.control-group .btn-group button,.control-group button{appearance:none;background:var(--bg-surface);border:none;color:var(--text-secondary);padding:var(--space-sm) var(--space-md);font-size:.75rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);flex:1;text-align:center}.control-group .btn-group button:hover,.control-group button:hover{background:var(--bg-glass-subtle);color:var(--text-primary)}.control-group button.active{background:var(--accent-active);color:#000;font-weight:600}.control-group button:disabled{cursor:default;color:var(--text-primary);font-weight:600}.control-group>button:not(.btn-group button){border-radius:var(--radius-sm);border:1px solid var(--glass-border)}.result-panel{padding:var(--space-md)}.result-panel h3{font-size:.55rem;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.12em;margin-bottom:var(--space-sm)}.result-panel .chord-name{font-size:1.1rem;font-weight:600;margin-bottom:var(--space-xs)}.result-panel .chord-name span{padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);display:inline-block}.result-panel .relation{font-size:.75rem;color:var(--text-secondary);margin-bottom:var(--space-sm)}.result-panel .midi-notes{display:flex;gap:var(--space-xs);flex-wrap:wrap}.result-panel .midi-note{background:var(--bg-surface);border:1px solid var(--glass-border);padding:2px 8px;border-radius:var(--radius-sm);font-family:SF Mono,Monaco,Consolas,monospace;font-size:.7rem;color:var(--text-secondary)}.circle-wrapper{position:relative;width:min(65vh,65vw);height:min(65vh,65vw);min-width:400px;min-height:400px}.circle-svg{width:100%;height:100%;transition:transform var(--transition-smooth);overflow:visible}.circle-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;z-index:10;background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.6);border-radius:var(--radius-full);width:22%;height:22%;min-width:80px;min-height:80px;display:flex;flex-direction:column;justify-content:center;align-items:center;box-shadow:0 8px 32px #0000000d,inset 0 0 0 1px #ffffff80}.circle-center .key-label{font-size:.5rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.2em;margin-bottom:4px}.circle-center .key-value{font-size:clamp(1.5rem,4vw,2.5rem);font-weight:700;color:var(--text-primary);line-height:1;text-shadow:0 2px 10px rgba(0,0,0,.05)}.glass-pad-group{cursor:pointer;transition:all var(--transition-normal)}.glass-pad-color,.glass-pad-shine{transition:all var(--transition-smooth);transform:translateZ(0)}.glass-pad-color{stroke:none}.glass-pad-shine{stroke-width:1px;stroke:#ffffff80;pointer-events:none}.glass-divider{stroke:#ffffff4d;stroke-width:1px;pointer-events:none}.glass-pad-group.neutral .glass-pad-color{fill:#e5e7eb;fill-opacity:.1}.glass-pad-group.neutral .glass-pad-shine{opacity:.5}.glass-pad-group.neutral:hover .glass-pad-color{fill-opacity:.2}.glass-pad-group.neutral:hover .glass-pad-shine{stroke:#fffc;opacity:1}.glass-pad-group.active .glass-pad-color{fill:var(--segment-color);fill-opacity:.6;filter:drop-shadow(0 0 8px var(--segment-color))}.glass-pad-group.active .glass-pad-shine{stroke:#fff9}.glass-pad-group.active:hover .glass-pad-color{fill-opacity:.8;filter:drop-shadow(0 0 15px var(--segment-color))}.glass-pad-group.active:hover .glass-pad-shine{stroke:#fff;stroke-width:2px}.glass-pad-group.selected .glass-pad-color{fill:var(--segment-color);fill-opacity:.9;filter:drop-shadow(0 0 20px var(--segment-color))}.glass-pad-group.selected .glass-pad-shine{stroke:#fff;stroke-width:3px}.glass-pad-label{font-family:Inter,sans-serif;font-weight:600;font-size:11px;text-anchor:middle;dominant-baseline:central;pointer-events:none;transition:all var(--transition-normal);text-shadow:0 1px 2px rgba(0,0,0,.3)}.glass-pad-group.neutral .glass-pad-label{fill:var(--text-secondary);opacity:.6}.glass-pad-group.active .glass-pad-label{fill:#fff;font-weight:700}.glass-pad-label.minor{font-size:9px;font-weight:500}.glass-pad-group:hover .glass-pad-label{transform:scale(1.1);fill:#fff;opacity:1}.error-banner{position:fixed;top:var(--space-lg);left:50%;transform:translate(-50%);background:#ef44441a;border:1px solid var(--color-avoid);color:var(--color-avoid);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);font-size:.8rem;text-align:center;z-index:1000}@media(max-width:768px){.left-panel{position:fixed;top:auto;bottom:var(--space-xl);left:50%;transform:translate(-50%);flex-direction:row;max-width:90vw;gap:var(--space-sm)}.control-panel,.result-panel{padding:var(--space-sm)}.control-panel h2{display:none}.circle-wrapper{width:min(75vw,60vh);height:min(75vw,60vh);min-width:280px;min-height:280px}.app-header{bottom:auto;top:var(--space-md)}}@media(max-width:480px){.left-panel{flex-direction:column;bottom:var(--space-md);max-width:160px;left:var(--space-md);transform:none}.circle-wrapper{min-width:260px;min-height:260px}.note-sector{width:38px;height:38px;font-size:.75rem}.circle-center{min-width:60px;min-height:60px}}.bottom-left-corner{position:absolute;bottom:2rem;left:2rem;z-index:50;pointer-events:none}.result-minimal{display:flex;align-items:center;gap:12px;font-family:Inter,monospace;opacity:.7}.chord-text{font-size:.75rem;font-weight:300;color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px}.separator{color:var(--text-muted);font-size:.8rem}.mini-notes{display:flex;gap:6px}.style-selector-apple{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.style-selector-apple label{font-size:.7rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);font-weight:500;margin-bottom:4px}.style-list-apple{display:flex;flex-direction:column;gap:2px}.style-item-apple{background:transparent;border:none;padding:6px 0;text-align:left;font-family:Inter,sans-serif;font-size:1rem;font-weight:400;color:var(--text-label);cursor:pointer;transition:all .2s ease;position:relative}.style-item-apple:hover{color:var(--text-secondary)}.style-item-apple.active{color:var(--text-primary);font-weight:600;transform:translate(-4px)}.style-item-apple.active:before{content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:4px;height:4px;background-color:var(--accent-active);border-radius:50%}.key-dropdown-wrapper{position:relative}.key-trigger{width:48px;height:48px;border-radius:50%;background:var(--bg-surface);border:1px solid rgba(255,255,255,.4);box-shadow:0 4px 12px #0000000d,inset 0 2px 4px #ffffffe6;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s cubic-bezier(.2,.8,.2,1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.key-trigger:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0000001a;border-color:#fffc}.key-trigger.active{background:var(--bg-surface);border-color:var(--accent-active);box-shadow:0 0 0 2px var(--accent-active-glow)}.current-key{font-size:1.1rem;font-weight:700;color:var(--text-primary);background:linear-gradient(135deg,var(--text-primary) 0%,var(--text-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.key-options-grid{position:absolute;bottom:110%;left:50%;transform:translate(-50%);background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:16px;padding:12px;display:grid;grid-template-columns:repeat(4,1fr);gap:8px;width:200px;box-shadow:0 10px 40px #0000001a;animation:popUp .2s cubic-bezier(.2,.8,.2,1);z-index:1000}@keyframes popUp{0%{opacity:0;transform:translate(-50%,10px) scale(.95)}to{opacity:1;transform:translate(-50%) scale(1)}}.key-option{width:100%;aspect-ratio:1;border-radius:8px;border:1px solid transparent;background:transparent;color:var(--text-primary);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.key-option:hover{background:#0000000d}.key-option.selected{background:var(--accent-active);color:#000;box-shadow:0 2px 8px #e5a8004d}.backdrop{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:90}.mini-note{font-size:.75rem;color:var(--text-muted);font-family:monospace}.knob-wrapper{display:flex;flex-direction:column;align-items:center;gap:8px;width:100%}.knob-wrapper label{font-size:.6rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);font-weight:500}.knob-control{width:44px;height:44px;border-radius:50%;border:1px solid var(--glass-border);background:var(--bg-surface);box-shadow:0 2px 8px #0000000d,inset 0 1px 2px #fffc;position:relative;cursor:grab;touch-action:none;transition:transform .2s cubic-bezier(.1,.7,.1,1)}.knob-control:active{cursor:grabbing;box-shadow:0 0 0 2px var(--accent-active-glow)}.knob-indicator{position:absolute;top:6px;left:50%;transform:translate(-50%);width:6px;height:6px;border-radius:50%;background:var(--accent-active);box-shadow:0 0 4px var(--accent-active)}.knob-value-label{font-family:Inter,monospace;font-size:.7rem;color:var(--text-primary);font-weight:600;min-height:1rem}