:root{--color-page: #000000;--color-surface: #0d0d0d;--color-raised: #1a1a1a;--color-button: #222222;--color-text-primary: #ffffff;--color-text-secondary: #888888;--color-text-faint: #444444;--color-border: #333333;--color-border-mid: #555555;--color-tonic: #ff6600;--color-scale-note: #006622;--color-scale-note-stroke: #00cc44;--color-degree-ring: #002b0e;--color-blue-note: #003388;--color-blue-note-stroke: #3388ff;--color-toggled-note: #ffffff;--color-midi-stroke: #ff3300;--color-chord-major: #00aa33;--color-chord-minor: #2255cc;--color-chord-augmented: #cc5500;--color-chord-diminished: #8800cc;--color-mode-selected: #0088aa;--color-nut: #cccccc;--color-fret-wire: #333333;--color-dot: #222222;--color-string: #555555}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;border-radius:0!important}html,body{width:100%;min-height:100%;background:var(--color-page);color:var(--color-text-primary);font-family:Share Tech Mono,VT323,monospace;font-size:14px}button,input,select,textarea{font-family:inherit;font-size:inherit;background:var(--color-button);color:var(--color-text-primary);border:1px solid var(--color-border);outline:none;cursor:pointer}button:hover{background:var(--color-raised);border-color:var(--color-border-mid)}select{background:var(--color-button);color:var(--color-text-primary);border:1px solid var(--color-border);padding:3px 6px;cursor:pointer}select:hover{border-color:var(--color-border-mid)}optgroup{background:var(--color-surface);color:var(--color-text-secondary)}option{background:var(--color-surface);color:var(--color-text-primary)}#app-root{background:var(--color-page);display:flex;flex-direction:column;min-height:100vh}.app-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:12px;padding:6px 16px;background:var(--color-surface);border-bottom:1px solid var(--color-border);height:50px;flex-shrink:0}.header-title{flex-shrink:0}.header-logo{font-family:VT323,monospace;font-size:24px;color:var(--color-tonic);letter-spacing:2px;text-transform:uppercase}.header-controls{display:flex;align-items:center;gap:8px;flex:1}.header-select-label{display:flex;align-items:center;gap:4px;white-space:nowrap}.header-select-text{font-size:13px;color:var(--color-text-secondary)}.header-select{padding:4px 6px;font-size:14px;min-width:150px}.header-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}.header-btn{display:flex;align-items:center;gap:5px;padding:6px 12px;font-size:14px;background:var(--color-button);border:1px solid var(--color-border)}.header-btn:hover{background:var(--color-raised);border-color:var(--color-border-mid)}.midi-indicator{display:flex;align-items:center;gap:4px;padding:4px 8px;font-size:11px;color:var(--color-text-faint);border:1px solid var(--color-border);background:var(--color-surface)}.midi-indicator--connected{color:var(--color-text-primary);border-color:var(--color-scale-note-stroke)}.midi-dot{width:8px;height:8px;border-radius:50%!important;background:var(--color-text-faint);flex-shrink:0}.midi-indicator--connected .midi-dot{background:var(--color-scale-note-stroke)}.midi-label{font-size:11px}.app-main{display:flex;justify-content:center;border-bottom:1px solid var(--color-border)}.app-col{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;border-right:1px solid var(--color-border);padding:8px}.app-col--left{width:576px;flex-shrink:0;gap:8px}.app-col--center{width:260px;flex-shrink:0;min-width:0;overflow:hidden;padding:8px 12px}.app-col--right{width:576px;flex-shrink:0;border-right:none}.app-fretboard{background:var(--color-surface);border-top:1px solid var(--color-border);padding:8px 12px;display:flex;justify-content:center}.app-footer{padding:8px 16px;text-align:center;font-size:11px;color:var(--color-text-faint);border-top:1px solid var(--color-border)}.app-footer a{color:var(--color-text-secondary);text-decoration:none}.app-footer a:hover{color:var(--color-text-primary)}.tonic-selector{display:flex;flex-direction:column;gap:6px;align-items:center;width:100%}.tonic-grid{display:flex;flex-direction:column;gap:3px}.tonic-row{display:flex;align-items:center;gap:3px}.tonic-row-label{width:14px;text-align:right;font-size:11px;color:var(--color-text-faint);margin-right:2px}.tonic-btn{width:42px;height:28px;font-size:12px;text-align:center;background:var(--color-button);border:1px solid var(--color-border);color:var(--color-text-secondary);transition:background .1s}.tonic-btn:hover:not(:disabled){background:var(--color-raised);border-color:var(--color-border-mid);color:var(--color-text-primary)}.tonic-btn--selected{background:var(--color-tonic)!important;border-color:var(--color-tonic)!important;color:#000!important}.tonic-btn--disabled{opacity:.2;cursor:not-allowed}.key-signature{display:flex;align-items:center;gap:4px;font-size:12px}.key-sig-label{color:var(--color-text-faint)}.key-sig-value{color:var(--color-text-primary);font-size:14px}.mode-list{width:100%;margin-top:16px}.mode-list-title{font-family:VT323,monospace;font-size:18px;color:var(--color-tonic);margin-bottom:8px;padding-bottom:4px;border-bottom:1px solid var(--color-border)}.mode-list-items{display:flex;flex-direction:column;gap:2px}.mode-btn{display:flex;align-items:center;gap:8px;padding:6px 10px;width:100%;text-align:left;background:var(--color-button);border:1px solid var(--color-border);color:var(--color-text-secondary);font-size:12px;transition:background .1s}.mode-btn:hover{background:var(--color-raised);border-color:var(--color-border-mid);color:var(--color-text-primary)}.mode-btn--selected{background:var(--color-mode-selected)!important;border-color:var(--color-mode-selected)!important;color:var(--color-text-primary)!important}.mode-btn-num{font-size:10px;color:var(--color-text-faint);width:14px;text-align:right;flex-shrink:0}.mode-btn--selected .mode-btn-num{color:var(--color-text-secondary)}.mode-btn-label{flex:1}.chord-interval-selector{display:flex;flex-direction:column;gap:4px;align-items:center;width:100%;margin-top:16px}.chord-interval-label{font-size:11px;color:var(--color-text-faint)}.chord-interval-buttons{display:flex;gap:2px}.chord-deg-btn{width:22px;height:22px;font-size:10px;text-align:center;background:var(--color-button);border:1px solid var(--color-border);color:var(--color-text-secondary)}.chord-deg-btn:hover{background:var(--color-raised);border-color:var(--color-border-mid)}.chord-deg-btn--active{background:var(--color-mode-selected)!important;border-color:var(--color-mode-selected)!important;color:var(--color-text-primary)!important}.chord-deg-btn--root{opacity:.7;cursor:default}.ring-seg{transition:filter .1s}.ring-seg:hover{filter:brightness(1.5)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-panel{background:var(--color-surface);border:1px solid var(--color-border-mid);min-width:400px;max-width:600px;width:90%;max-height:80vh;display:flex;flex-direction:column;overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:var(--color-raised);border-bottom:1px solid var(--color-border);flex-shrink:0}.modal-title{font-family:VT323,monospace;font-size:20px;color:var(--color-text-primary);letter-spacing:1px}.modal-close-btn{background:transparent;border:none;color:var(--color-text-secondary);font-size:20px;line-height:1;padding:0 4px;cursor:pointer}.modal-close-btn:hover{color:var(--color-text-primary);background:transparent}.modal-body{padding:14px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}.settings-section{display:flex;flex-direction:column;gap:8px}.settings-section-title{font-size:11px;color:var(--color-text-faint);text-transform:uppercase;letter-spacing:1px;border-bottom:1px solid var(--color-border);padding-bottom:4px}.settings-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.settings-label{font-size:12px;color:var(--color-text-secondary);display:flex;align-items:center;gap:6px}.settings-checkbox-label{display:flex;align-items:center;gap:6px;font-size:12px;cursor:pointer}.settings-checkbox-label input[type=checkbox]{width:14px;height:14px;cursor:pointer;accent-color:var(--color-mode-selected)}.settings-btn{padding:5px 12px;font-size:12px;background:var(--color-button);border:1px solid var(--color-border);color:var(--color-text-secondary)}.settings-btn:hover{background:var(--color-raised);border-color:var(--color-border-mid);color:var(--color-text-primary)}.settings-btn--active{background:var(--color-mode-selected)!important;border-color:var(--color-mode-selected)!important;color:var(--color-text-primary)!important}.settings-btn--primary{background:var(--color-tonic);border-color:var(--color-tonic);color:#000}.settings-btn--primary:hover{opacity:.85}.settings-input{width:60px;padding:3px 6px;background:var(--color-button);border:1px solid var(--color-border);color:var(--color-text-primary);font-family:inherit;font-size:12px;-moz-appearance:textfield}.settings-input::-webkit-inner-spin-button,.settings-input::-webkit-outer-spin-button{-webkit-appearance:none}#print-root{display:none}.print-header{padding:12px;font-family:monospace}.print-header h2{font-size:18px;margin-bottom:4px}.print-header p{font-size:12px;color:#666}@media print{#root,#app-root,.modal-overlay{display:none!important}#print-root{display:block!important;position:static;width:100%}}@page{size:landscape;margin:10mm}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--color-surface)}::-webkit-scrollbar-thumb{background:var(--color-border-mid)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-faint)}