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16px);overflow:auto}dialog.dialog-centered{left:50%;top:50%;transform:translate(-50%,-50%)}dialog::backdrop{background:var(--backdrop-color)}dialog h3{margin-bottom:12px;font-size:var(--font-size-lg);white-space:pre-line}dialog .progress-bar{width:100%;height:6px;appearance:none;border:none;border-radius:3px;background:var(--bg-primary)}dialog .progress-bar::-webkit-progress-bar{background:var(--bg-primary);border-radius:3px}dialog .progress-bar::-webkit-progress-value{background:var(--accent);border-radius:3px}dialog .progress-text{font-size:var(--font-size-sm);color:var(--text-muted);margin-top:4px}dialog input[type=text]{width:100%;padding:6px 10px;background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:4px;font-size:var(--font-size-base);outline:none}dialog input[type=text]:focus{border-color:var(--accent)}.dialog-input-row{display:flex;align-items:center;gap:2px}.dialog-input-row input{flex:1;min-width:0}.dialog-suffix{color:var(--text-muted);font-size:var(--font-size-base);white-space:nowrap}.dialog-warn{display:block;min-height:1.2em;margin-top:4px;font-size:var(--font-size-sm);color:var(--danger)}dialog .dialog-buttons{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}dialog button{padding:6px 16px;border-radius:4px;border:1px solid var(--border);background:var(--bg-hover);color:var(--text-primary);cursor:pointer;font-size:var(--font-size-base)}dialog button:disabled{opacity:.15;cursor:default}dialog button.primary{background:var(--accent);color:var(--bg-toolbar);border-color:var(--accent)}.select-list{max-height:300px;overflow-y:auto;margin:8px 0}.select-item{padding:6px 12px;cursor:pointer;border-radius:4px;color:var(--text-primary)}.select-item:hover{background:var(--bg-hover)}.dialog-separator{margin:14px 0;border:0;border-top:1px solid var(--border)}.dialog-radio-group{display:flex;flex-direction:column}.dialog-radio-option{display:flex;align-items:center;gap:8px;color:var(--text-primary);font-size:var(--font-size-base);cursor:pointer;padding:4px 0}.dialog-radio-option input[type=radio]{margin:0}.dialog-radio-option:has(input:disabled){color:var(--text-muted)}.export-dialog{width:fit-content}.about-dialog{min-width:min(840px,calc(100vw - 24px));max-width:min(840px,calc(100vw - 24px));max-height:calc(100vh - 24px);overflow:auto}.about-dialog .dialog-buttons{position:sticky;bottom:0;margin-top:0;padding-top:12px}.about-header{display:flex;align-items:center;gap:16px;margin-bottom:16px}.about-logo{width:72px;height:72px;object-fit:contain;flex:0 0 auto}.about-summary h2{margin:0 0 6px;font-size:var(--font-size-xl)}.about-summary p{margin:0;color:var(--text-secondary)}.about-meta{display:grid;gap:8px;margin-bottom:16px}.about-meta-row{display:grid;grid-template-columns:8em 1fr;gap:12px;align-items:start}.about-meta-label{color:var(--text-muted)}.about-licenses{display:grid;grid-template-columns:220px minmax(0,1fr);gap:16px}.about-license-list h3{margin:0 0 10px}.about-license-buttons{display:flex;flex-direction:column;gap:8px}.about-license-button{width:100%;display:flex;flex-direction:column;align-items:flex-start;gap:2px;text-align:left;background:var(--bg-dialog)}.about-license-button.active{border-color:var(--accent);background:var(--bg-active)}.about-license-button-label{color:var(--text-primary)}.about-license-button-caption{font-size:var(--font-size-sm);color:var(--text-muted)}.about-license-viewer{min-width:0;display:flex;flex-direction:column;gap:10px;min-height:0}.about-license-title{color:var(--text-secondary);opacity:0}.about-license-text{margin:0;padding:12px;min-height:0;flex:0 0 auto;overflow:auto;background:var(--bg-dialog);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-family:var(--font-code);font-size:var(--font-size-sm);line-height:1.45;white-space:pre-wrap}@media(max-width:720px){.about-dialog{min-width:min(520px,calc(100vw - 16px));max-width:min(520px,calc(100vw - 16px))}.about-licenses{grid-template-columns:1fr;min-height:0}.about-license-viewer{min-height:280px}}.scope-label{display:inline-flex;align-items:center;gap:4px}.brand-menu{padding:4px 0;min-width:160px}.brand-menu-list{display:flex;flex-direction:column}.brand-menu-item{display:flex;align-items:center;gap:8px;padding:6px 16px;background:none;border:none;color:var(--text-primary);font-size:var(--font-size-base);cursor:pointer;text-align:left;white-space:nowrap}.brand-menu-item:hover{background:var(--bg-hover)}.brand-menu-item .codicon{color:inherit}.overflow-menu{padding:4px 0;min-width:180px}.overflow-menu-list{display:flex;flex-direction:column}.overflow-menu-section{padding:6px 16px 2px;font-size:var(--font-size-sm);color:var(--text-muted);user-select:none}.overflow-menu-check{display:flex;align-items:center;gap:8px;padding:6px 16px;font-size:var(--font-size-base);color:var(--text-primary);cursor:pointer;user-select:none}.overflow-menu-check:hover{background:var(--bg-hover)}.overflow-menu-check input[type=checkbox]{margin:0;accent-color:var(--accent)}.reset-project-message{margin:0 0 4px;color:var(--text-secondary);font-size:var(--font-size-base);line-height:1.5}dialog button.backup-btn{display:flex;align-items:center;justify-content:center;gap:6px}dialog button.danger-btn{background:var(--danger);color:#fff;border-color:var(--danger)}.share-dialog{min-width:min(620px,calc(100vw - 24px));max-width:min(620px,calc(100vw - 24px))}.share-terms{margin-bottom:12px;border:1px solid var(--border);border-radius:4px;padding:10px 12px;background:var(--bg-primary)}.share-terms-heading{font-size:var(--font-size-base);color:var(--text-primary);margin-bottom:6px}.share-terms-text{font-size:var(--font-size-sm);color:var(--text-secondary);line-height:1.8}.share-terms-text strong{padding-left:2rem}.share-terms-text:last-of-type{margin-bottom:8px}.share-terms-accept{display:flex;align-items:center;justify-content:center;gap:6px;cursor:pointer;font-size:var(--font-size-base);color:var(--text-primary);user-select:none}.share-terms-accept input{margin:0;accent-color:var(--accent)}.share-file-list{display:flex;flex-direction:column;gap:4px;margin-bottom:8px}.share-file-row{display:flex;align-items:center;gap:8px;padding:4px 6px;border-radius:4px;cursor:pointer;font-size:var(--font-size-base)}.share-file-row:hover{background:var(--bg-hover)}.share-file-row input[type=checkbox]{margin:0;flex-shrink:0}.share-file-row .codicon{flex-shrink:0;color:inherit}.share-file-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.share-file-size{flex-shrink:0;color:var(--text-muted);font-size:var(--font-size-sm);font-variant-numeric:tabular-nums}.share-optional-row{border-top:1px solid var(--border);margin-top:4px;padding-top:8px}.share-size-bar{display:flex;align-items:center;gap:8px;margin:12px 0 8px}.share-size-bar progress{flex:1;height:6px;appearance:none;border:none;border-radius:3px;background:var(--bg-primary)}.share-size-bar progress::-webkit-progress-bar{background:var(--bg-primary);border-radius:3px}.share-size-bar progress::-webkit-progress-value{background:var(--accent);border-radius:3px}.share-size-text{flex-shrink:0;font-size:var(--font-size-sm);color:var(--text-muted);font-variant-numeric:tabular-nums}.share-size-over{color:var(--danger)}.share-message{color:var(--text-secondary);font-size:var(--font-size-base);margin:8px 0 0}.share-error{color:var(--danger);font-size:var(--font-size-sm);word-break:break-all}.share-url-row{margin-bottom:12px}.share-url-row label{display:block;font-size:var(--font-size-sm);color:var(--text-muted);margin-bottom:4px}.share-url-input-row{display:flex;gap:4px}.share-url-input-row input[type=text]{flex:1;min-width:0;font-size:var(--font-size-sm);font-family:var(--font-code)}.share-url-input-row button{flex-shrink:0}.share-hint{font-size:var(--font-size-sm);color:var(--text-muted);margin:4px 0 0}.delete-page{grid-column:1 / -1;grid-row:1 / -1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;color:var(--text-primary);background:var(--bg-primary)}.delete-card{background:var(--bg-dialog);border:1px solid var(--border);border-radius:8px;padding:24px;width:100%;max-width:420px;box-shadow:0 8px 24px var(--shadow-color)}.delete-card h2{margin:0 0 16px;font-size:var(--font-size-xl)}.delete-card 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var(--playback-highlight-border);border-radius:2px;box-sizing:border-box;box-shadow:0 0 8px var(--playback-highlight-glow)}.monaco-editor .mml-playback-highlight-text{color:var(--playback-highlight-text)!important;text-shadow:0 0 8px var(--playback-highlight-text-glow),0 0 2px var(--playback-highlight-text-outline)}.resize-handle-h{grid-column:3;height:4px;cursor:row-resize;background:var(--border);position:relative;touch-action:none}.resize-handle-h:after{content:"";position:absolute;inset:-8px 0}.resize-handle-h:hover{background:var(--accent)}.piano-roll-container{grid-column:3;display:flex;flex-direction:column;height:200px;overflow:hidden;position:relative;background:var(--piano-roll-panel-bg)}.piano-roll-legend{display:flex;flex-wrap:wrap;gap:2px 6px;padding:3px 8px;background:var(--bg-toolbar);border-bottom:1px solid var(--border);user-select:none;flex-shrink:0}.piano-roll-ch-btn{display:inline-flex;align-items:center;gap:4px;padding:0 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#0006}.piano-roll-follow-btn:hover{opacity:1;background:var(--accent)}.piano-roll-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--piano-roll-empty-text);font:13px sans-serif;pointer-events:none}.fm-editor-container{padding:16px 0;display:flex;flex-direction:column;gap:12px;min-width:0}.fm-editor-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-muted);font-size:var(--font-size-base);padding:0 12px}.fm-editor-container.is-read-only input[type=range],.fm-editor-container.is-read-only input[type=checkbox]{cursor:default}.fm-editor-container.is-read-only input[type=range]{opacity:.8}.fm-editor-container.is-read-only input[type=range]::-webkit-slider-thumb{background:var(--text-muted);cursor:default}.fm-editor-container.is-read-only .fm-editor-am-toggle,.fm-editor-container.is-read-only 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.fm-editor-value{color:var(--text-primary);font-size:var(--font-size-sm);font-family:var(--font-code);min-width:16px;text-align:right}.fm-editor-alg-diagram{height:56px;display:flex;align-items:center;justify-content:center}.fm-editor-alg-diagram svg{width:100%;max-width:220px;height:56px}.fm-editor-operators{display:grid;gap:8px;min-width:0;margin-top:3px}.fm-editor-operator>div{margin:0 12px}.fm-editor-operators.cols-1{grid-template-columns:1fr}.fm-editor-operators.cols-2{grid-template-columns:1fr 1fr}.fm-editor-operator{padding:6px 0;display:flex;flex-direction:column;gap:6px;border-top:1px solid var(--border);min-width:0;overflow:hidden}.fm-editor-op-header{display:flex;align-items:center;gap:6px}.fm-editor-op-label{flex:1;font-size:var(--font-size-sm);color:var(--text-muted);font-weight:600}.fm-editor-am-toggle{display:flex;align-items:center;gap:4px;font-size:var(--font-size-sm);color:var(--text-muted);cursor:pointer}.fm-editor-am-toggle input[type=checkbox]{margin:0}.fm-editor-fb-spacer{display:none}.fm-editor-operators.cols-2 .fm-editor-fb-spacer{display:block;height:16px}.fm-editor-envelope{display:flex;gap:4px;align-items:stretch;min-width:0;overflow:hidden;position:relative}.fm-editor-envelope-canvas{flex:1 1 0;min-width:0;max-width:100%;height:86px;border:1px solid var(--border);background:var(--bg-primary);margin:13px 0 17px}.fm-editor-operator.carrier .fm-editor-envelope-canvas{border-color:var(--fm-carrier)}.fm-editor-op-tag{position:absolute;top:-2px;right:0;font-size:var(--font-size-sm);font-weight:400;pointer-events:none;z-index:1}.fm-editor-op-tag.tag-carrier{color:var(--fm-carrier)}.fm-editor-op-tag.tag-mod{color:var(--text-muted);opacity:.6}.fm-editor-vsliders{display:flex;gap:5px;flex-shrink:0}.fm-editor-vslider-col{display:flex;flex-direction:column;align-items:center;gap:1px;width:18px}.fm-editor-vslider-col 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input[type=range]{flex:1;min-width:0;height:16px;appearance:none;-webkit-appearance:none;background:var(--fm-slider-color);outline:none;cursor:pointer}.fm-editor-param-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;background:var(--text-secondary);cursor:pointer}.fm-editor-param-row input[type=range]::-webkit-slider-thumb:hover{background:var(--accent)}.fm-editor-param-row .fm-editor-value{color:var(--text-primary);font-size:var(--font-size-sm);font-family:var(--font-code);min-width:24px;text-align:right}.fm-editor-check-row{display:flex;align-items:center;gap:6px;font-size:var(--font-size-sm);color:var(--text-secondary)}.fm-editor-check-row input[type=checkbox]{margin:0}.fm-editor-ssg{display:flex;flex-direction:column;gap:3px}.fm-editor-ssg-canvas{width:100%;height:40px;border:1px solid var(--border);background:var(--bg-primary)}.psg-editor-container{padding:16px 0;display:flex;flex-direction:column;gap:10px;min-width:0}.psg-editor-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-muted);font-size:var(--font-size-base)}.psg-editor-header{margin:0 12px}.psg-editor-label{font-size:var(--font-size-sm);font-weight:600;color:var(--text-muted);font-family:var(--font-code)}.psg-editor-canvas{display:block;width:100%;height:200px;background:var(--bg-primary);box-sizing:border-box}.psg-editor-nodes{display:flex;flex-direction:column;gap:0}.psg-node-row{display:flex;align-items:center;gap:8px;padding:4px 12px;border-top:1px solid var(--border)}.psg-node-index{font-size:var(--font-size-sm);color:var(--text-muted);font-family:var(--font-code);min-width:18px;text-align:right;flex-shrink:0}.psg-node-value{font-size:var(--font-size-sm);font-family:var(--font-code);color:var(--text-primary);flex:1;min-width:0}.psg-node-len{font-size:var(--font-size-sm);font-family:var(--font-code);color:var(--text-muted);flex-shrink:0;text-align:right}.psg-separator-row{display:flex;align-items:center;padding:3px 12px;gap:6px;border-top:1px solid var(--border)}.psg-separator-row:before,.psg-separator-row:after{content:"";flex:1;height:1px}.psg-separator-sustain{background:color-mix(in srgb,var(--warning) 8%,transparent)}.psg-separator-sustain:before,.psg-separator-sustain:after{background:var(--warning);opacity:.4}.psg-separator-loop{background:color-mix(in srgb,var(--accent) 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