html,body,#root{width:100%;height:100%}body{-webkit-font-smoothing:antialiased;font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#2e3138;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#444950}.fretboard-wrapper{width:100%;padding:8px 0 16px}.fretboard{-webkit-user-select:none;user-select:none;width:100%;display:block}.fret-header,.string-row,.fret-dot-row{align-items:center;width:100%;display:flex}.string-label-spacer,.string-label{width:48px;min-width:48px;color:var(--color-text-muted);text-align:right;flex-shrink:0;padding-right:8px;font-size:11px}.fret-number{text-align:center;color:var(--color-text-muted);flex:1;min-width:32px;padding-bottom:4px;font-size:10px}.fret-cell{cursor:pointer;box-sizing:border-box;flex:1;justify-content:center;align-items:center;min-width:32px;height:36px;display:flex;position:relative}.fret-cell:hover .note-dot.empty{background:var(--color-hover);opacity:.4}.fret-cell.nut{border-right:4px solid var(--color-nut);flex:0 0 40px}.fret-number:first-child,.fret-pos-marker:first-child{flex:0 0 40px}.fret-cell:not(.nut):after{content:"";background:var(--color-fret);pointer-events:none;width:2px;position:absolute;top:0;bottom:0;right:0}.fret-cell.capo-blocked{cursor:default;opacity:.25}.fret-cell.capo-blocked .note-dot{pointer-events:none}.fret-cell.capo-bar:before{content:"";background:var(--color-nut);z-index:3;pointer-events:none;border-radius:3px;width:6px;position:absolute;top:4px;bottom:4px;left:-3px}.fret-number-capo{font-weight:600;color:var(--color-text)!important}.string-line{background:var(--color-string);pointer-events:none;height:2px;position:absolute;top:50%;left:0;right:0;transform:translateY(-50%)}.note-dot{z-index:2;cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:11px;font-weight:600;transition:all .1s;display:flex;position:relative}.note-dot.empty{background:0 0}.note-dot.none{background:var(--color-note-default);color:var(--color-text-dim);font-size:10px;font-weight:400}.note-dot.selected{color:#111;background:#fff}.note-dot.root{background:var(--color-root);color:var(--color-bg);box-shadow:0 0 8px var(--color-root)}.note-dot.user-selected{outline-offset:2px;outline:2px solid #fff}.note-dot.chord-tone{background:var(--color-chord-tone);color:var(--color-bg)}.note-dot.scale-degree{background:var(--color-scale-degree);color:var(--color-text-on-scale);font-size:10px}.note-dot.synesthesia{color:var(--color-bg);font-size:10px;font-weight:600}.note-dot.synesthesia.syn-root{border:2px solid #fff;box-shadow:0 0 7px #ffffff8c}.note-dot.synesthesia.syn-chord{border:2px solid #ffffffb3}.note-dot.synesthesia.syn-scale{border:1px solid #ffffff59}.fret-dot-row{padding-top:6px}.fret-pos-marker{flex:1;justify-content:center;gap:4px;min-width:32px;display:flex}.pos-dot{background:var(--color-text-muted);opacity:.4;border-radius:50%;width:8px;height:8px;display:inline-block}:root{--color-bg:#002b36;--color-surface:#073642;--color-surface2:#0a3d4a;--color-border:#1a4a58;--color-text:#93a1a1;--color-text-muted:#586e75;--color-text-dim:#3a535c;--color-text-on-scale:#002b36;--color-root:#cb4b16;--color-selected:#fdf6e3;--color-chord-tone:#268bd2;--color-scale-degree:#859900;--color-note-default:#83949614;--color-hover:#268bd2;--color-fret:#1a4a58;--color-nut:#93a1a1;--color-string:#2a5a6a;--color-primary:#268bd2;--color-primary-hover:#2aa198;--sidebar-width:320px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:Inter,Segoe UI,system-ui,sans-serif;font-size:13px;line-height:1.5}.app{flex-direction:column;height:100vh;display:flex;overflow:hidden}.mobile-warning-overlay{background:var(--color-bg);z-index:9999;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.mobile-warning-content{text-align:center;background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;max-width:320px;padding:32px 24px}.mobile-warning-content h2{color:var(--color-text);margin-bottom:12px;font-size:20px}.mobile-warning-content p{color:var(--color-text-muted);margin-bottom:28px;font-size:14px;line-height:1.6}.mobile-warning-content button{background:var(--color-primary);color:var(--color-bg);cursor:pointer;border:none;border-radius:6px;padding:12px 32px;font-size:15px;font-weight:600}.app-header{background:var(--color-surface);border-bottom:1px solid var(--color-border);flex-shrink:0;align-items:center;gap:16px;padding:10px 20px;display:flex}.app-header h1{color:var(--color-text);letter-spacing:.02em;white-space:nowrap;font-size:16px;font-weight:700}.app-body{flex:1;display:flex;overflow:hidden}.main-column{flex-direction:column;flex:1;min-width:0;display:flex;overflow:hidden}.fretboard-section{flex-direction:column;flex:1;min-width:0;padding:20px;display:flex;overflow:hidden}.fretboard-header{border-bottom:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0;align-items:center;gap:10px;padding:5px 16px;display:flex}.fretboard-header .control-section{border:none;flex:1;min-width:0;padding:0}.fretboard-header .control-section h3{display:none}.fretboard-header .voicing-list{grid-template-columns:unset;flex-flow:wrap;gap:4px;display:flex}.fretboard-header .voicing-btn{white-space:nowrap;flex-direction:row;align-items:center;gap:6px;padding:3px 10px}.fretboard-scroll{flex:1;min-height:0;padding:16px 20px;overflow:auto}.secondary-fretboard{border-top:2px solid var(--color-border);background:var(--color-surface)}.secondary-fretboard-title{color:var(--color-text);flex-shrink:0;font-size:14px;font-weight:700}.secondary-fretboard-close{flex-shrink:0;margin-left:auto}.results-strip{border-top:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0;height:200px;display:flex;overflow:hidden}.results-strip .results-section{border-right:1px solid var(--color-border);border-bottom:none;flex:1;min-width:0;padding:10px 14px;overflow-y:auto}.results-strip .results-section:last-child{border-right:none}.results-strip .progression-list{grid-template-columns:1fr 1fr;gap:3px;display:grid}.results-strip .progression-item{padding:5px 7px}.results-strip .prog-chord{font-size:13px}.results-strip .prog-feel{font-size:10px}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--color-surface);border-left:1px solid var(--color-border);flex-direction:column;display:flex;overflow-y:auto}.tab-nav{border-bottom:1px solid var(--color-border);flex-shrink:0;display:flex}.tab-nav button{color:var(--color-text-muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;padding:10px 4px;font-size:12px;font-weight:600;transition:all .15s}.tab-nav button:hover{color:var(--color-text)}.tab-nav button.active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.control-section{border-bottom:1px solid var(--color-border);padding:16px}.control-section h3{letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-muted);margin-bottom:12px;font-size:11px;font-weight:700}.control-row{align-items:center;gap:8px;margin-bottom:8px;display:flex}.control-row label{color:var(--color-text-muted);flex-shrink:0;min-width:56px;font-size:12px}.control-row input[type=range]{accent-color:var(--color-primary);flex:1}.fret-range-row{flex-direction:column;align-items:stretch;gap:6px}.fret-range-row label{min-width:unset}.dual-range{align-items:center;height:24px;display:flex;position:relative}.dual-range-track{background:var(--color-border);pointer-events:none;border-radius:2px;height:4px;position:absolute;left:0;right:0}.dual-range-fill{background:var(--color-primary);border-radius:2px;position:absolute;top:0;bottom:0}.dual-range-input{pointer-events:none;appearance:none;background:0 0;width:100%;height:4px;margin:0;padding:0;position:absolute}.dual-range-input::-webkit-slider-thumb{pointer-events:all;background:var(--color-primary);border:2px solid var(--color-bg);cursor:pointer;appearance:none;border-radius:50%;width:14px;height:14px;margin-top:-5px}.dual-range-input::-moz-range-thumb{pointer-events:all;background:var(--color-primary);border:2px solid var(--color-bg);cursor:pointer;border-radius:50%;width:10px;height:10px}.dual-range-input::-moz-range-track{background:0 0}select{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text);border-radius:4px;flex:1;max-width:200px;padding:4px 8px;font-size:12px}.tuning-strings{flex-direction:column;gap:4px;margin:8px 0;display:flex}.tuning-string-row{align-items:center;gap:8px;display:flex}.string-num{color:var(--color-text-dim);min-width:40px;font-size:11px}.tuning-string-row select{max-width:80px}.chord-input{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text);border-radius:4px;flex:1;min-width:0;padding:6px 10px;font-size:13px}.chord-input:focus{border-color:var(--color-primary);outline:none}.position-filter-row{flex-wrap:wrap;gap:4px;display:flex}.pos-btn{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text-muted);border-radius:4px;min-width:36px;padding:4px 12px;font-size:12px;font-weight:600}.pos-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.pos-btn.active{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg)}.pos-fret-range{color:var(--color-text-muted);margin-top:6px;font-size:11px}.key-chord-section{margin:10px 0 4px}.key-chord-label{text-transform:uppercase;letter-spacing:.06em;color:var(--color-scale-degree);margin-bottom:6px;font-size:10px;font-weight:700;display:block}.chord-quick-list{flex-wrap:wrap;gap:4px;margin:8px 0;display:flex}.button-group{gap:4px;display:flex}button{cursor:pointer;border-radius:4px;font-size:12px;font-weight:600;transition:all .15s}.button-group button{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text-muted);padding:4px 12px}.button-group button.active,.button-group button:hover{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg)}.btn-primary{background:var(--color-primary);color:var(--color-bg);border:none;padding:6px 14px}.btn-primary:hover{background:var(--color-primary-hover)}.btn-ghost{border:1px solid var(--color-border);color:var(--color-text-muted);background:0 0;padding:6px 12px}.btn-ghost:hover{border-color:var(--color-text-muted);color:var(--color-text)}.btn-ghost.small,.btn-primary.small,.btn-dim.small{padding:3px 8px;font-size:11px}.btn-dim{border:1px solid var(--color-text-muted);color:var(--color-text);background:0 0;padding:6px 12px}.btn-dim:hover,.synesthesia-toggle.active{border-color:var(--color-primary);color:var(--color-primary)}.synesthesia-key{align-items:center;gap:3px;display:flex}.syn-chip{color:#002b36;cursor:default;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;font-size:9px;font-weight:700;display:flex}.header-clear-group{gap:2px;margin-left:auto;display:flex}.chip{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text-muted);border-radius:12px;padding:2px 8px;font-size:11px;font-weight:500}.chip:hover{border-color:var(--color-primary);color:var(--color-primary)}.chip.diatonic{color:var(--color-scale-degree);background:#8599001f;border-color:#85990080}.chip.diatonic:hover{border-color:var(--color-scale-degree);color:var(--color-scale-degree);background:#85990040}.voicing-list{grid-template-columns:1fr 1fr;gap:4px;display:grid}.voicing-btn{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text);cursor:pointer;text-align:left;border-radius:5px;flex-direction:column;align-items:flex-start;gap:1px;padding:5px 8px;font-size:11px;transition:border-color .1s,background .1s;display:flex}.voicing-btn:hover{border-color:var(--color-primary)}.voicing-btn.active{border-color:var(--color-primary);background:#6c99bb26}.voicing-label{font-weight:600}.voicing-meta{color:var(--color-text-muted);font-size:9px}.results-section{border-bottom:1px solid var(--color-border);padding:14px 16px}.results-section.empty .hint{color:var(--color-text-muted);font-size:12px}.results-section h4{letter-spacing:.06em;text-transform:uppercase;color:var(--color-text-muted);margin-bottom:10px;font-size:11px;font-weight:700}.chord-primary{align-items:baseline;gap:10px;margin-bottom:8px;display:flex}.chord-name{color:var(--color-text);letter-spacing:-.01em;font-size:28px;font-weight:700}.chord-quality{color:var(--color-text-muted);font-size:12px}.chord-intervals{flex-wrap:wrap;gap:4px;margin-bottom:8px;display:flex}.interval-chip{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text-muted);border-radius:4px;padding:2px 8px;font-family:monospace;font-size:11px}.chord-alternatives{color:var(--color-text-dim);font-size:11px}.alt-label{margin-right:2px}.alt-chip{color:var(--color-text-muted);margin-right:6px}.key-group{margin-bottom:8px}.key-group-label{text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px;font-size:10px;font-weight:700;display:block}.key-group-label.diatonic{color:var(--color-scale-degree)}.key-group-label.borrowed{color:var(--color-text-muted)}.key-chips{flex-wrap:wrap;gap:4px;display:flex}.key-chip{cursor:pointer;border-radius:4px;padding:2px 8px;font-size:11px;font-weight:500;transition:all .1s}.key-chip.diatonic{color:var(--color-scale-degree);background:#85990026;border:1px solid #85990066}.key-chip.diatonic:hover{border-color:var(--color-scale-degree);background:#8599004d}.key-chip.diatonic.active{background:var(--color-scale-degree);border-color:var(--color-scale-degree);color:var(--color-bg)}.key-chip.borrowed{background:var(--color-surface2);border:1px solid var(--color-border);color:var(--color-text-muted)}.key-chip.borrowed:hover{border-color:var(--color-text-muted);color:var(--color-text)}.key-chip.borrowed.active{background:var(--color-text-muted);border-color:var(--color-text-muted);color:var(--color-bg)}.key-chip em{opacity:.7;font-size:10px;font-style:normal}.progression-list{flex-direction:column;gap:6px;display:flex}.progression-item{background:var(--color-surface2);border:1px solid var(--color-border);cursor:pointer;border-radius:6px;padding:8px 10px;transition:border-color .15s}.progression-item:hover{border-color:var(--color-primary)}.prog-top{align-items:center;gap:8px;margin-bottom:2px;display:flex}.prog-chord{color:var(--color-text);font-size:15px;font-weight:700}.prog-roman{color:var(--color-text-muted);font-family:monospace;font-size:11px}.prog-func{text-transform:uppercase;letter-spacing:.05em;border-radius:10px;margin-left:auto;padding:1px 6px;font-size:10px;font-weight:700}.func-tonic{color:#268bd2;background:#268bd226}.func-dominant{color:#cb4b16;background:#cb4b1626}.func-predominant{color:#b58900;background:#b5890026}.func-subdominant{color:#859900;background:#85990026}.prog-feel{color:var(--color-text-muted);font-size:11px}.prog-add-btn{border:1px solid var(--color-border);color:var(--color-text-muted);background:0 0;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;margin-left:auto;padding:0;font-size:13px;line-height:1;transition:all .1s;display:flex}.prog-add-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.prog-add-btn.active{border-color:var(--color-text-muted);color:var(--color-text)}.legend{align-items:center;gap:14px;margin-left:8px;display:flex}.legend-item{color:var(--color-text-muted);align-items:center;gap:5px;font-size:11px;display:flex}.legend-dot{border-radius:50%;width:12px;height:12px;display:inline-block}.legend-dot.root{background:var(--color-root)}.legend-dot.selected{background:var(--color-selected)}.legend-dot.chord-tone{background:var(--color-chord-tone)}.legend-dot.scale-degree{background:var(--color-scale-degree)}.app-footer{background:var(--color-surface);border-top:1px solid var(--color-border);color:var(--color-text-muted);text-align:center;flex-shrink:0;padding:6px 20px;font-size:13px}.app-footer a{color:var(--color-primary);text-decoration:none}.app-footer a:hover{text-decoration:underline}@media (width<=768px){.app-header{flex-wrap:wrap;gap:8px;padding:8px 12px}.legend{flex-wrap:wrap;gap:8px}.app-body{flex-direction:column}.main-column{overflow-y:auto}.fretboard-section{flex:none;height:40vh;padding:10px 12px;overflow:auto}.results-strip{flex-direction:column;height:auto}.results-strip .results-section{border-right:none;border-bottom:1px solid var(--color-border);overflow-y:visible}.results-strip .progression-list{grid-template-columns:1fr}.sidebar{border-left:none;border-top:1px solid var(--color-border);flex:none;width:100%;min-width:0}}.error-msg{color:#dc322f;margin-top:4px;font-size:11px}