*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--border: #e2dfd8;--bg: #f6f4f0;--text: #1a1a1a;--subtle: #888;--accent: #2563eb}html,body,#root{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.app{display:flex;flex-direction:column;height:100%;overflow:clip}.main-area{flex:1;min-height:0;display:flex;overflow:hidden}.left-side{flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden}.toolbar{display:flex;align-items:center;gap:16px;padding:9px 20px;background:#fff;border-bottom:1px solid var(--border);flex-shrink:0;min-height:48px}.toolbar-meta{display:flex;gap:10px;align-items:baseline;flex-shrink:0}.title-input,.composer-input{border:none;border-bottom:1px solid transparent;background:transparent;font-family:Georgia,Times New Roman,serif;font-size:14px;outline:none;color:var(--text);padding:2px 0;transition:border-color .15s}.title-input{font-weight:700;font-size:15px;width:220px}.composer-input{font-style:italic;width:180px;color:#444}.title-input::placeholder,.composer-input::placeholder{color:#ccc;font-style:normal;font-weight:400}.title-input:hover,.title-input:focus,.composer-input:hover,.composer-input:focus{border-bottom-color:#bbb}.title-input:focus,.composer-input:focus{border-bottom-color:#666}.toolbar-actions{display:flex;align-items:center;gap:7px;margin-left:auto}.toolbar-sep{width:1px;height:18px;background:var(--border);margin:0 3px}.btn{padding:5px 13px;border-radius:5px;border:1px solid #d0cdc7;background:#fff;cursor:pointer;font-size:12px;font-family:inherit;color:var(--text);transition:background .1s,border-color .1s;white-space:nowrap}.btn:hover{background:#f0ede8;border-color:#bbb}.btn:active{background:#e8e5e0}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--text);color:#fff;border-color:var(--text)}.btn-primary:hover{background:#333;border-color:#333}.btn-active{background:#eff6ff;border-color:#93c5fd;color:#2563eb}.toolbar-icon-btn{padding:5px 9px;font-size:14px;line-height:1}.diagram-area{flex:1;min-width:0;padding:0 28px 12px;overflow-y:auto;overflow-x:hidden}.canvas-container{width:100%;background:#fff;border-radius:6px;box-shadow:0 1px 4px #00000014,0 0 0 1px #0000000d;overflow:hidden;transition:box-shadow .15s}.canvas-bar-pick{box-shadow:0 0 0 2px #93c5fd,0 1px 4px #00000014}.canvas-container svg{display:block;width:100%;height:auto}.zoom-controls{display:flex;align-items:center;gap:4px;margin-top:16px;margin-bottom:10px}.form-overview{position:sticky;top:0;z-index:10;display:flex;flex-direction:column;gap:3px;margin:0 -28px;padding:14px 28px 10px;background:var(--bg);border-bottom:1px solid var(--border);box-shadow:0 2px 4px -2px #00000014}.form-overview-row{display:flex;gap:2px;height:21px}.form-overview-block{border:1px solid;border-radius:3px;padding:0 6px;min-width:fit-content;flex-basis:0;font-size:10.5px;font-weight:600;font-family:inherit;cursor:pointer;display:flex;align-items:center;overflow:hidden;white-space:nowrap;transition:filter .1s}.form-overview-block:hover{filter:brightness(.94)}.form-overview-label{overflow:hidden;text-overflow:ellipsis}.form-overview-gap{flex-basis:0;min-width:0;border-radius:3px;background:#eceae4}.zoom-btn{font-size:14px;padding:2px 8px;line-height:1.4;min-width:28px}.zoom-label{font-size:12px;color:var(--subtle);min-width:36px;text-align:center}.bottom-area{flex-shrink:0;display:flex;align-items:stretch;background:#fff;border-top:1px solid var(--border)}.quick-entry{flex:0 0 66.666%;padding:8px 16px 10px 24px;min-width:0}.bottom-panel-buttons{flex:0 0 33.333%;display:grid;grid-template-columns:1fr 1fr;gap:5px;padding:10px 16px 10px 10px;border-left:1px solid var(--border);align-content:center}.bottom-btn{width:100%;font-size:12px;padding:5px 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reh-marks-panel{flex:0 0 66.666%;display:flex;flex-direction:column;padding:8px 16px 10px 24px;min-width:0;gap:8px}.reh-marks-top{display:flex;flex-direction:column;gap:6px}.reh-marks-title-row{display:flex;align-items:center;gap:10px}.reh-marks-title{font-size:12px;font-weight:600;color:var(--text);flex-shrink:0}.reh-marks-hint{font-size:11px;color:var(--subtle);flex:1;min-width:0}.reh-marks-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.reh-style-group{display:flex;gap:4px;flex-shrink:0}.reh-style-btn{padding:3px 9px;font-size:11.5px;font-family:inherit;border:1px solid var(--border);border-radius:4px;background:#fff;color:var(--text);cursor:pointer;transition:background .1s,border-color .1s,color .1s}.reh-style-btn:hover{background:#f0ede8;border-color:#bbb}.reh-style-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.reh-manual-add{display:flex;align-items:center;gap:6px}.reh-bar-input{width:64px;padding:4px 6px;font-size:12px;font-family:inherit;border:1px solid var(--border);border-radius:4px;background:#fff;color:var(--text);outline:none}.reh-bar-input:focus{border-color:var(--accent);box-shadow:0 0 0 2px #2563eb26}.reh-marks-list{display:flex;flex-wrap:wrap;gap:6px;align-content:flex-start}.reh-marks-empty{font-size:11px;color:#bbb;font-style:italic}.reh-mark-chip{display:inline-flex;align-items:center;gap:4px;background:#f0ede8;border:1px solid var(--border);border-radius:4px;padding:2px 6px 2px 8px;font-size:11.5px}.reh-mark-label{font-weight:600;font-family:Georgia,serif;color:var(--text)}.reh-mark-bar{color:var(--subtle);font-size:10.5px}.reh-mark-remove{background:none;border:none;cursor:pointer;font-size:9px;color:#ccc;padding:1px 2px;border-radius:2px;line-height:1;margin-left:2px}.reh-mark-remove:hover{color:#e53e3e;background:#fff5f5}.quick-entry-header{display:flex;align-items:baseline;gap:12px;margin-bottom:7px}.quick-entry-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.9px;color:#666}.quick-entry-hint{font-size:11px;color:#aaa}.quick-entry-stats{font-size:11px;color:#aaa;margin-left:auto}.quick-entry-textarea{width:100%;border:1px solid var(--border);border-radius:5px;padding:8px 12px;font-family:Monaco,Menlo,Consolas,monospace;font-size:13px;line-height:1.7;resize:none;outline:none;background:#fafaf8;color:var(--text);transition:border-color .15s,background .15s}.quick-entry-textarea:focus{border-color:#aaa;background:#fff}.side-panel{width:260px;flex-shrink:0;background:#fff;border-left:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.side-panel-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:#555;flex-shrink:0}.panel-close{background:none;border:none;cursor:pointer;font-size:13px;color:#aaa;padding:2px 4px;border-radius:3px;line-height:1}.panel-close:hover{color:var(--text);background:#f0ede8}.side-panel-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:20px}.panel-form{display:flex;flex-direction:column;gap:8px}.panel-label{font-size:11px;font-weight:600;color:#555;display:block;margin-bottom:2px}.panel-optional{font-weight:400;color:#aaa}.panel-click-hint{font-weight:400;color:#93c5fd;font-style:italic}.panel-input{width:100%;border:1px solid var(--border);border-radius:4px;padding:6px 8px;font-size:13px;font-family:inherit;outline:none;background:#fafaf8;color:var(--text);transition:border-color .15s}.panel-input:focus{border-color:#aaa;background:#fff}.panel-input[type=number]::-webkit-inner-spin-button,.panel-input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none}.panel-input[type=number]{-moz-appearance:textfield}.panel-row{display:flex;gap:8px}.level-picker{display:flex;gap:4px}.level-btn{flex:1;padding:5px 0;border-radius:4px;border:1px solid #d0cdc7;background:#fff;cursor:pointer;font-size:11px;font-family:inherit;color:#555;transition:background .1s}.level-btn:hover{background:#f0ede8}.level-btn.active{background:var(--text);color:#fff;border-color:var(--text)}.panel-add-btn{width:100%;padding:7px;margin-top:4px}.panel-glyph-hint{font-size:10px;color:#aaa;margin-top:5px;line-height:1.4}.panel-glyph-hint code{font-size:10px;background:#f0ede8;border-radius:2px;padding:0 2px;color:var(--text)}.panel-bar-warning{font-size:10.5px;color:#b45309;background:#fffbeb;border:1px solid #fde68a;border-radius:4px;padding:4px 7px;margin-top:4px;line-height:1.4}.panel-list{display:flex;flex-direction:column;gap:6px}.panel-system-divider{display:flex;align-items:baseline;justify-content:space-between;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:#aaa;padding:8px 0 4px;border-top:1px solid var(--border);margin-top:6px}.panel-system-bars{font-size:9px;font-weight:400;text-transform:none;letter-spacing:0;color:#ccc}.panel-empty{font-size:12px;color:#bbb;font-style:italic;text-align:center;padding:12px 0}.panel-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:5px;background:#fafaf8;border:1px solid var(--border)}.panel-item-info{flex:1;min-width:0}.panel-item-label{display:block;font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.panel-item-meta{display:block;font-size:11px;color:#999;margin-top:1px}.item-delete{background:none;border:none;cursor:pointer;color:#ccc;padding:3px 4px;border-radius:3px;flex-shrink:0;line-height:1;display:flex;align-items:center;justify-content:center}.item-delete:hover{color:#e53e3e;background:#fff5f5}.color-picker{display:flex;gap:6px;margin-bottom:2px}.color-swatch{width:20px;height:20px;border-radius:50%;border:2px solid transparent;cursor:pointer;padding:0;flex-shrink:0;transition:border-color .1s,transform .1s}.color-swatch:hover{transform:scale(1.15)}.color-swatch--active{border-color:#fff;outline:2px solid #888}.section-color-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;margin-top:3px}.panel-item--clickable{cursor:pointer;transition:background .1s}.panel-item--clickable:hover{background:#f3f1ee;border-color:#ccc}.panel-item--editing{flex-direction:column;align-items:stretch;gap:0;padding:10px;background:#f8f7f5;border-color:#bbb}.panel-edit-actions{display:flex;align-items:center;gap:6px;margin-top:8px}.panel-edit-actions .item-delete{margin-left:auto;color:#ccc}.help-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px}.help-modal{background:#fff;border-radius:10px;box-shadow:0 8px 40px #0003;width:100%;max-width:600px;max-height:85vh;display:flex;flex-direction:column;overflow:hidden}.help-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 16px;border-bottom:1px solid var(--border);flex-shrink:0}.help-title{font-family:Georgia,Times New Roman,serif;font-size:18px;font-weight:700;color:var(--text)}.help-close{background:none;border:none;cursor:pointer;font-size:14px;color:#aaa;padding:4px 6px;border-radius:4px;line-height:1}.help-close:hover{color:var(--text);background:#f0ede8}.help-body{flex:1;overflow-y:auto;padding:20px 24px;display:flex;flex-direction:column;gap:24px}.help-section h3{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.7px;color:var(--accent);margin-bottom:8px}.help-section p{font-size:13px;line-height:1.65;color:#333;margin-bottom:6px}.help-section ul{margin:4px 0 6px 18px;display:flex;flex-direction:column;gap:3px}.help-section li{font-size:13px;line-height:1.55;color:#333}.help-example{font-family:Monaco,Menlo,Consolas,monospace;font-size:12px;background:#f6f4f0;border:1px solid var(--border);border-radius:4px;padding:6px 10px;margin:4px 0 8px;color:var(--text)}.help-note-table{display:flex;flex-direction:column;gap:3px;margin:6px 0 8px}.help-note-row{display:flex;align-items:baseline;gap:10px;font-size:13px;color:#333}.help-note-row code{font-family:Monaco,Menlo,Consolas,monospace;font-size:11px;background:#f0ede8;padding:1px 5px;border-radius:3px;min-width:80px;color:var(--text)}.help-footer{padding:14px 24px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.help-credit{font-size:11px;color:#bbb;font-style:italic}.fermata-type-group{display:flex;gap:4px}.fermata-type-btn{padding:3px 10px;font-size:11.5px;font-family:inherit;border:1px solid var(--border);border-radius:4px;background:#fff;color:var(--text);cursor:pointer;transition:background .1s,border-color .1s,color .1s}.fermata-type-btn:hover{background:#f0ede8;border-color:#bbb}.fermata-type-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.export-option{display:flex;align-items:baseline;gap:8px;width:100%;padding:8px 14px;text-align:left;background:none;border:none;font-size:12px;font-family:inherit;color:var(--text);cursor:pointer;font-weight:500}.export-option:hover{background:#f6f4f0}.export-option-hint{font-weight:400;color:#aaa;font-size:11px}.ts-quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;margin-bottom:4px}.ts-quick-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;padding:5px 4px;border:1px solid var(--border);border-radius:5px;background:#fafaf8;cursor:pointer;line-height:1.1}.ts-quick-btn:hover{background:#f0eee9}.ts-quick-btn.active{border-color:var(--accent);background:#eff6ff}.ts-quick-num,.ts-quick-den{font-family:Georgia,Times New Roman,serif;font-weight:700;font-size:13px;color:var(--text);display:block}.ts-list-glyph{display:flex;flex-direction:column;align-items:center;justify-content:center;width:24px;line-height:1.1;flex-shrink:0}.ts-list-glyph span{font-family:Georgia,Times New Roman,serif;font-weight:700;font-size:11px;color:var(--text);display:block}.overlap-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:199}.overlap-popover{position:fixed;z-index:200;background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 4px 18px #00000021;padding:0;min-width:196px;font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,sans-serif}.overlap-popover-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px 8px;border-bottom:1px solid var(--border);font-size:12px;font-weight:600;color:var(--subtle);letter-spacing:.02em;text-transform:uppercase}.overlap-popover-body{display:flex;align-items:center;gap:6px;padding:10px 12px}.overlap-label{font-size:13px;color:var(--text);white-space:nowrap}.overlap-stepper{display:flex;align-items:center;gap:2px;margin-left:auto}.overlap-step-btn{width:26px;height:26px;border:1px solid var(--border);border-radius:4px;background:var(--bg);color:var(--text);font-size:16px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}.overlap-step-btn:hover{background:#ede}.overlap-input{width:44px;text-align:center;font-size:14px;border:1px solid var(--border);border-radius:4px;padding:3px 4px;background:#fff;color:var(--text);-moz-appearance:textfield}.overlap-input::-webkit-inner-spin-button,.overlap-input::-webkit-outer-spin-button{-webkit-appearance:none}.overlap-unit{font-size:12px;color:var(--subtle)}.overlap-clear{display:block;width:calc(100% - 24px);margin:0 12px 8px;padding:6px;border:1px solid #fca5a5;border-radius:5px;background:#fef2f2;color:#dc2626;font-size:12px;cursor:pointer;text-align:center}.overlap-clear:hover{background:#fee2e2}.overlap-theme-row{display:flex;align-items:center;gap:8px;padding:8px 12px 2px;border-top:1px solid var(--border);margin-top:2px}.overlap-theme-chips{display:flex;gap:3px;flex-wrap:wrap}.theme-chip{width:20px;height:20px;border:1px solid;border-radius:4px;background:#fff;font-size:10.5px;font-weight:700;font-family:inherit;cursor:pointer;line-height:1;padding:0;transition:transform .08s}.theme-chip:hover{transform:scale(1.12)}.overlap-add-actions{display:flex;flex-direction:column;gap:2px;padding:8px 12px 10px;border-top:1px solid var(--border);margin-top:2px}.overlap-add-btn{background:none;border:none;padding:4px 0;font-size:11px;font-family:inherit;color:var(--accent);cursor:pointer;text-align:left;opacity:.8;transition:opacity .1s}.overlap-add-btn:hover{opacity:1}.file-sidebar{width:210px;flex-shrink:0;background:#faf9f7;border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.sb-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px 8px;border-bottom:1px solid var(--border);flex-shrink:0}.sb-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.9px;color:#888}.sb-new-btn{background:none;border:1px solid var(--border);border-radius:4px;padding:3px 8px;font-size:11px;font-family:inherit;color:var(--accent);cursor:pointer;font-weight:500;transition:background .1s}.sb-new-btn:hover{background:#eff6ff}.sb-body{flex:1;overflow-y:auto;padding:6px 0}.sb-folder{border-radius:0;transition:background .1s}.sb-folder--drag-over{background:#eff6ff;outline:1px dashed #93c5fd;outline-offset:-1px}.sb-folder-row{display:flex;align-items:center;gap:2px;padding:4px 8px 4px 4px;cursor:default}.sb-folder-toggle{background:none;border:none;padding:2px 4px;font-size:10px;color:#aaa;cursor:pointer;line-height:1;border-radius:3px;flex-shrink:0}.sb-folder-toggle:hover{color:var(--text);background:#eee}.sb-folder-name{flex:1;min-width:0;font-size:12px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;-webkit-user-select:none;user-select:none}.sb-folder-name--muted{color:#999;font-weight:500}.sb-folder-count{font-size:10px;color:#bbb;font-weight:400;flex-shrink:0;margin-right:2px}.sb-folder-delete{background:none;border:none;cursor:pointer;font-size:10px;color:transparent;padding:2px 4px;border-radius:3px;flex-shrink:0;line-height:1;transition:color .1s}.sb-folder-row:hover .sb-folder-delete{color:#ccc}.sb-folder-delete:hover{color:#e53e3e!important;background:#fff5f5}.sb-folder-rename{flex:1;min-width:0;border:1px solid #93c5fd;border-radius:3px;padding:2px 5px;font-size:12px;font-weight:600;font-family:inherit;color:var(--text);outline:none;background:#fff}.sb-folder-files{padding-left:16px}.sb-folder-files--flat{padding-left:6px}.sb-folder-empty{font-size:11px;color:#ccc;font-style:italic;padding:5px 8px 6px}.sb-file{display:flex;align-items:center;gap:4px;padding:5px 8px 5px 6px;border-radius:4px;margin:1px 4px;cursor:pointer;transition:background .1s}.sb-file:hover{background:#f0ede8}.sb-file:hover .sb-file-delete{opacity:1}.sb-file--active{background:#eff6ff}.sb-file--active:hover{background:#dbeafe}.sb-file--dragging{opacity:.45}.sb-file-name{flex:1;min-width:0;font-size:12px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sb-file--active .sb-file-name{color:var(--accent);font-weight:500}.sb-file-actions{display:flex;align-items:center;gap:1px;opacity:0;transition:opacity .1s;flex-shrink:0}.sb-file:hover .sb-file-actions,.sb-file--active .sb-file-actions{opacity:1}.sb-file-action{background:none;border:none;cursor:pointer;font-size:10px;color:#bbb;padding:2px 3px;border-radius:3px;line-height:1}.sb-file-action:hover{color:var(--text);background:#ece9e3}.sb-file-delete{background:none;border:none;cursor:pointer;font-size:10px;color:#ccc;padding:2px 3px;border-radius:3px;flex-shrink:0;line-height:1}.sb-file-delete:hover{color:#e53e3e;background:#fff5f5}.sb-footer{flex-shrink:0;padding:8px;border-top:1px solid var(--border)}.sb-add-folder-btn{display:block;width:100%;padding:6px 8px;background:none;border:1px dashed #d0cdc7;border-radius:5px;font-size:11px;font-family:inherit;color:#aaa;cursor:pointer;text-align:left;transition:background .1s,border-color .1s,color .1s}.sb-add-folder-btn:hover{background:#f0ede8;border-color:#bbb;color:var(--text)}.sb-new-folder-input{display:block;width:100%;padding:5px 8px;border:1px solid #93c5fd;border-radius:5px;font-size:11px;font-family:inherit;color:var(--text);outline:none;background:#fff}svg g[style*=ns-resize]:hover line{stroke:#666;stroke-width:1.5}svg g[style*=ns-resize]:hover text{fill:#666}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:14px;max-width:min(520px,calc(100vw - 32px));padding:10px 14px 10px 16px;background:#2b2b2b;color:#f5f5f5;font-size:13.5px;border-radius:8px;box-shadow:0 4px 16px #00000047;z-index:400;animation:toast-in .18s ease-out}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%)}}.toast-action{background:none;border:none;padding:0;color:#8ab8ff;font-size:13.5px;font-weight:600;font-family:inherit;cursor:pointer;white-space:nowrap}.toast-action:hover{text-decoration:underline}.toast-close{background:none;border:none;padding:0 2px;color:#888;font-size:12px;cursor:pointer}.toast-close:hover{color:#ccc}@media print{.toolbar,.quick-entry,.side-panel,.file-sidebar,.bottom-panel-buttons,.zoom-controls,.toast,.form-overview{display:none!important}body{background:#fff}.app{height:auto;overflow:visible}.content-area{overflow:visible}.bottom-area{border-top:none}.diagram-area{padding:0;overflow:visible}.canvas-container{box-shadow:none;border-radius:0}@page{size:A4 landscape;margin:12mm}}
