:root{font-family: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;display:flex;place-items:center;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{--background: #09090b;--foreground: #fafafa;--card: #18181b;--card-foreground: #fafafa;--popover: #09090b;--popover-foreground: #fafafa;--primary: #fafafa;--primary-foreground: #18181b;--secondary: #27272a;--secondary-foreground: #fafafa;--muted: #27272a;--muted-foreground: #a1a1aa;--accent: #27272a;--accent-foreground: #fafafa;--destructive: #7f1d1d;--destructive-foreground: #fafafa;--border: #27272a;--input: #27272a;--ring: #d4d4d8;--radius: .5rem;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}body{margin:0;padding:0;background-color:var(--background);color:var(--foreground);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100%;min-height:100vh;display:flex;flex-direction:column}.app-container{display:flex;flex-direction:column;min-height:100vh;max-width:1400px;margin:0 auto;width:100%;padding:0 2rem}header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem 0;border-bottom:1px solid var(--border);margin-bottom:2rem}h1{font-size:1.25rem;font-weight:600;letter-spacing:-.025em;margin:0;color:var(--foreground)}.subtitle{font-size:.875rem;color:var(--muted-foreground);font-weight:400}.workspace{display:grid;grid-template-rows:1fr auto;gap:2rem;flex:1;padding-bottom:2rem}.viz-card{background-color:var(--card);border:1px solid var(--border);border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem;position:relative;overflow:hidden;box-shadow:0 1px 3px #0000001a,0 1px 2px -1px #0000001a;min-height:400px}.flute-svg{filter:drop-shadow(0 4px 6px rgba(0,0,0,.3))}.ruler-text{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:10px;fill:var(--muted-foreground);pointer-events:none}.controls-panel{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.card{background-color:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}.card-header{margin-bottom:1.5rem;display:flex;justify-content:space-between;align-items:center}.card-title{font-size:.875rem;font-weight:500;color:var(--foreground);margin:0}.control-group{margin-bottom:1rem}.control-group label{display:block;font-size:.75rem;font-weight:500;color:var(--muted-foreground);margin-bottom:.5rem}.input-wrapper{position:relative}input[type=number],input[type=text]{width:100%;background:transparent;border:1px solid var(--input);border-radius:calc(var(--radius) - 2px);padding:.5rem .75rem;font-size:.875rem;color:var(--foreground);transition:border-color .15s ease,box-shadow .15s ease}input[type=number]:focus,input[type=text]:focus{outline:none;border-color:var(--ring);box-shadow:0 0 0 1px var(--ring)}button{cursor:pointer;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;font-size:.875rem;font-weight:500;height:2.25rem;padding:0 1rem;border-radius:calc(var(--radius) - 2px);transition:all .15s ease}.btn-primary{background-color:var(--primary);color:var(--primary-foreground);border:none}.btn-primary:hover{opacity:.9}.btn-outline{background-color:transparent;border:1px solid var(--input);color:var(--foreground)}.btn-outline:hover{background-color:var(--accent);color:var(--accent-foreground)}.btn-danger{background-color:transparent;border:1px solid var(--destructive);color:var(--destructive)}.btn-danger:hover{background-color:var(--destructive);color:var(--destructive-foreground)}.pitch-display{text-align:center;padding:2rem;background:var(--background);border:1px solid var(--border);border-radius:calc(var(--radius) - 2px)}.hz-value{font-size:2.5rem;font-weight:700;letter-spacing:-.05em;font-variant-numeric:tabular-nums;line-height:1}.note-name{font-size:1rem;color:var(--muted-foreground);margin-top:.5rem;font-weight:500}.cents-indicator{margin-top:1rem;height:4px;background:var(--secondary);border-radius:2px;position:relative;width:100%;overflow:hidden}.cents-bar{height:100%;width:2px;background:var(--foreground);position:absolute;left:50%;transform:translate(-50%)}.cents-fill{height:100%;position:absolute;background-color:var(--primary);top:0;transition:width .1s ease,left .1s ease}.properties-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.toast{position:fixed;bottom:2rem;right:2rem;padding:1rem 1.5rem;border-radius:8px;background:var(--card);color:var(--foreground);border:1px solid var(--border);box-shadow:0 4px 12px #0003;z-index:1000;animation:slideIn .3s ease-out;font-weight:500}.toast-error{border-left:4px solid #ef4444}.toast-success{border-left:4px solid #22c55e}.toast-info{border-left:4px solid #3b82f6}@keyframes slideIn{0%{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}.error-container{display:flex;align-items:center;justify-content:center;height:100vh;width:100vw;background-color:var(--background);color:var(--foreground);position:fixed;top:0;left:0;z-index:9999}.error-card{background-color:var(--card);padding:2rem;border-radius:var(--radius);border:1px solid var(--border);max-width:500px;width:90%;text-align:center;box-shadow:0 10px 15px -3px #0000001a}.error-card h2{margin-bottom:1rem;color:#ef4444}.error-details{background:#27272a;padding:1rem;border-radius:4px;overflow-x:auto;margin:1.5rem 0;text-align:left;font-family:monospace;font-size:.875rem;color:#e4e4e7}