.dependency-dialog{max-width:500px;width:90%}.dependency-dialog-subtitle{margin:0 0 16px;font-size:14px;color:var(--text-secondary)}.dependency-list{display:flex;flex-direction:column;gap:8px;max-height:400px;overflow-y:auto;margin-bottom:16px}.dependency-item{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--border-color);border-radius:6px;background:var(--bg-primary);cursor:pointer;transition:all .2s;text-align:left;width:100%}.dependency-item:hover{border-color:var(--accent);background:var(--bg-secondary);box-shadow:0 2px 4px #0000001a}.dependency-color-indicator{width:20px;height:20px;border-radius:4px;flex-shrink:0;border:2px solid rgba(255,255,255,.8);box-shadow:0 1px 2px #0000001a}.dependency-item-info{flex:1;min-width:0}.dependency-item-name{font-weight:500;color:var(--text-primary);margin-bottom:4px}.dependency-item-meta{font-size:12px;color:var(--text-tertiary)}.dependency-empty{text-align:center;padding:40px 20px;color:var(--text-tertiary)}.dependency-empty p{margin:8px 0}.dependency-empty-hint{font-size:12px;color:var(--text-tertiary);opacity:.8}.confirm-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:9999;animation:confirm-fade-in .15s ease-out}.confirm-dialog{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:24px;min-width:340px;max-width:440px;box-shadow:0 16px 48px #0000004d;animation:confirm-scale-in .15s ease-out}.confirm-title{margin:0 0 8px;font-size:16px;font-weight:600;color:var(--text-primary)}.confirm-message{margin:0 0 20px;font-size:14px;line-height:1.5;color:var(--text-secondary);white-space:pre-line}.confirm-actions{display:flex;justify-content:flex-end;gap:8px}.confirm-btn{padding:8px 16px;border-radius:8px;border:none;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s,opacity .15s}.confirm-btn:hover{opacity:.9}.confirm-btn-cancel{background:var(--bg-tertiary);color:var(--text-secondary)}.confirm-btn-primary{background:var(--accent);color:#fff}.confirm-btn-danger{background:#dc2626;color:#fff}@keyframes confirm-fade-in{0%{opacity:0}to{opacity:1}}@keyframes confirm-scale-in{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.timeline-wrapper{display:flex;position:relative;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-secondary);overflow:hidden;transition:background-color .3s,border-color .3s}.timeline-labels{flex-shrink:0;width:280px;min-width:200px;max-width:500px;border-right:2px solid var(--border-color);background:var(--bg-primary);display:flex;flex-direction:column;position:relative;transition:background-color .3s,border-color .3s}.timeline-labels-resize-handle{position:absolute;top:0;right:-4px;width:8px;height:100%;cursor:ew-resize;z-index:10;background:transparent;transition:background-color .2s}.timeline-labels-resize-handle:hover{background:#5e6ad24d}.timeline-labels-resize-handle:active{background:#5e6ad280}.timeline-label-header{height:40px;border-bottom:2px solid var(--border-color);background:var(--bg-primary);padding:0;font-weight:600;font-size:12px;color:var(--text-primary);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-sizing:border-box;transition:background-color .3s,border-color .3s,color .3s}.timeline-label-month-spacer{height:30px;flex-shrink:0;box-sizing:border-box;background:var(--bg-primary);border-bottom:1px solid var(--border-color);transition:background-color .3s,border-color .3s}.timeline-label-tasks-title{display:flex;align-items:center;padding:0 12px;font-weight:600;font-size:12px;color:var(--text-primary)}.timeline-label-options{display:flex;flex-wrap:wrap;gap:8px 12px;padding:8px 12px;justify-content:flex-start;align-items:center;min-height:40px}.timeline-label-option{display:flex;align-items:center;gap:4px;font-size:11px;color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap}.timeline-label-option:hover{color:var(--text-primary)}.timeline-label-option input[type=checkbox]{cursor:pointer;accent-color:var(--accent)}.timeline-label-grid-spacer{height:40px;border-bottom:1px solid #374151;flex-shrink:0;box-sizing:border-box}.timeline-label-rows{flex:1}.timeline-label-row{height:40px;border-bottom:1px solid var(--border-color);transition:background-color .2s;display:flex;align-items:center;position:relative;box-sizing:border-box}.timeline-label-row:hover{background-color:var(--bg-secondary)}.timeline-task-label{display:flex;align-items:center;gap:8px;padding:0 12px;flex:1;cursor:pointer;min-width:0}.task-label-delete{flex-shrink:0;width:24px;height:24px;border:none;background:transparent;color:#9ca3af;font-size:20px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:4px;margin-right:8px;transition:all .2s;opacity:0}.timeline-label-row:hover .task-label-delete{opacity:1}.task-label-delete:hover{background:#ef4444;color:#fff}.task-label-color{width:16px;height:16px;border-radius:3px;flex-shrink:0;border:2px solid rgba(255,255,255,.8);box-shadow:0 1px 2px #0000001a}.task-label-name{flex:1;font-size:13px;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .3s}.task-label-dg-indicator{flex-shrink:0;color:var(--accent-text);opacity:.7;display:flex;align-items:center;margin-left:2px}.task-label-date{font-size:11px;font-weight:500;color:var(--text-tertiary);flex-shrink:0;margin-right:0;transition:color .3s}.task-label-date-editable{cursor:pointer;padding:2px;border-radius:3px;transition:background-color .2s}.task-label-date-editable:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.task-label-date-separator{font-size:11px;color:var(--text-tertiary);margin:0 1px;flex-shrink:0;transition:color .3s}.task-label-date-input{font-size:11px;padding:2px;border:1px solid var(--accent);border-radius:3px;background:var(--bg-primary);color:var(--text-primary);width:90px;flex-shrink:0;margin-right:0;transition:background-color .3s,color .3s}.task-label-date-input:focus{outline:none;border-color:var(--accent-text);box-shadow:0 0 0 2px #5e6ad233}.task-label-days{font-size:11px;font-weight:600;color:var(--accent-text);flex-shrink:0}.timeline-container{position:relative;overflow-x:auto;overflow-y:visible;flex:1;min-width:0}.timeline-container.timeline-panning{cursor:grabbing}.timeline-today-line{position:absolute;width:2px;background-color:#3b82f6;z-index:15;pointer-events:none}.weekend-cell,.timeline-header-cell.weekend-cell,.timeline-grid-cell.weekend-cell,.timeline-weekend-background{background-color:var(--weekend-bg)}.timeline-month-header{display:flex;position:sticky;top:0;background:var(--bg-primary);border-bottom:1px solid var(--border-color);z-index:12;height:30px;flex-shrink:0;box-sizing:border-box;transition:background-color .3s,border-color .3s}.timeline-month-cell{position:absolute;height:100%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;color:var(--text-secondary);border-right:1px solid var(--border-color);box-sizing:border-box;white-space:nowrap;transition:background-color .3s,border-color .3s,color .3s}.timeline-header{display:flex;position:sticky;top:30px;background:var(--bg-primary);border-bottom:2px solid var(--border-color);z-index:11;height:40px;flex-shrink:0;box-sizing:border-box;transition:background-color .3s,border-color .3s}.timeline-header-cell{padding:0;text-align:center;font-size:12px;font-weight:600;color:var(--text-primary);border-right:1px solid var(--border-color);flex-shrink:0;display:flex;align-items:center;justify-content:center;height:100%;box-sizing:border-box;white-space:nowrap;overflow:hidden;transition:background-color .3s,border-color .3s,color .3s}.timeline-grid{display:flex;position:relative;height:40px;flex-shrink:0;box-sizing:border-box}.timeline-grid-cell{border-right:1px solid var(--border-color);height:40px;cursor:pointer;flex-shrink:0;transition:background-color .2s;box-sizing:border-box}.timeline-grid-cell:hover{background-color:var(--bg-secondary)}.timeline-tasks{position:relative;min-height:200px}.timeline-tasks:before{content:"";position:absolute;top:0;left:0;width:100%;bottom:0;pointer-events:none;z-index:1;background-image:repeating-linear-gradient(to right,transparent 0,transparent calc(var(--cell-width, 60px) - 1px),var(--border-color) calc(var(--cell-width, 60px) - 1px),var(--border-color) var(--cell-width, 60px));background-size:var(--cell-width, 60px) 100%;background-repeat:repeat-x}.task-row{position:relative;height:40px;border-bottom:1px solid var(--border-color);box-sizing:border-box;z-index:1;transition:border-color .3s}.task-segment{position:absolute;height:32px;border-radius:4px;cursor:move;display:flex;align-items:center;padding:0 8px;box-shadow:0 1px 3px #00000080;transition:opacity .2s;border:2px solid rgba(255,255,255,.2);-webkit-user-select:none;user-select:none;z-index:2;overflow:hidden}.task-milestone{background:transparent!important;border:none!important;border-radius:0;box-shadow:none!important;padding:0;display:flex;align-items:center;justify-content:center;overflow:visible;z-index:3!important;pointer-events:auto}.milestone-shape{display:block;filter:drop-shadow(0 1px 2px rgba(0,0,0,.4));pointer-events:none}.task-segment-dg{border:2px dashed rgba(255,255,255,.5)!important;box-shadow:none!important}.task-segment-dg.task-milestone{border:none!important}.timeline-label-row-dg{height:30px}.timeline-label-row-dg .task-label-name-dg{font-style:italic;opacity:.7}.task-row-dg{height:30px}.task-row-dg .task-segment{height:24px;top:3px}.task-row-dg .task-milestone{height:24px!important;top:3px}.task-label-color-dg{border:1px dashed rgba(255,255,255,.5)}.task-progress-unfilled{position:absolute;right:0;top:0;bottom:0;background:#ffffff59;border-radius:0 3px 3px 0;pointer-events:none;z-index:0}.task-segment:hover{opacity:.9!important;z-index:5}.task-segment.dragging{cursor:grabbing;z-index:10;box-shadow:0 4px 12px #0009}.task-segment.selected{z-index:9}.selection-rectangle{position:absolute;pointer-events:none}.task-resize-handle{position:absolute;top:0;bottom:0;width:8px;cursor:ew-resize;z-index:6;background:transparent}.task-resize-handle-left{left:-4px}.task-resize-handle-right{right:-4px}.task-resize-handle:hover{background:#ffffff4d}.task-segment:hover .task-resize-handle{background:#fff3}.task-segment-label{position:relative;z-index:1;color:#fff;font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-shadow:0 1px 2px rgba(0,0,0,.2)}.task-out-of-range{border:2px dashed rgba(255,255,255,.5)!important}.context-menu{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 6px #00000080;padding:4px;min-width:180px;transition:background-color .3s,border-color .3s}.context-menu-item{width:100%;padding:8px 12px;text-align:left;border:none;background:transparent;color:var(--text-primary);font-size:14px;cursor:pointer;border-radius:4px;transition:background-color .2s,color .3s}.context-menu-item:hover{background:var(--bg-tertiary)}.context-menu-item-danger{color:#f87171}.context-menu-divider{height:1px;background-color:var(--border-color);margin:4px 0}.context-menu-item-danger:hover{background:#7f1d1d}.context-menu-segment-color{padding:6px 12px}.context-menu-segment-color-label{display:block;font-size:11px;font-weight:500;color:var(--text-secondary, #9ca3af);margin-bottom:5px}.context-menu-color-swatches{display:flex;gap:4px;flex-wrap:wrap}.context-menu-color-swatch{width:18px;height:18px;border-radius:3px;border:2px solid transparent;cursor:pointer;padding:0;transition:transform .1s}.context-menu-color-swatch:hover{transform:scale(1.2)}.context-menu-color-swatch.active{border-color:#fff;box-shadow:0 0 0 1px #0000004d}.context-menu-color-reset{width:18px;height:18px;border-radius:3px;border:1px solid var(--border-color, #374151);background:none;color:var(--text-secondary, #9ca3af);font-size:11px;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center}.context-menu-color-reset:hover{background:var(--bg-tertiary, #374151);color:var(--text-primary, #f9fafb)}.context-menu-legend-list{display:flex;flex-direction:column;gap:1px}.context-menu-legend-item{display:flex;align-items:center;gap:8px;width:100%;padding:5px 12px;background:none;border:none;color:var(--text-primary, #f9fafb);font-size:.8rem;cursor:pointer;text-align:left}.context-menu-legend-item:hover{background:var(--bg-tertiary, #374151)}.context-menu-legend-item.active{background:#5e6ad226}.context-menu-legend-swatch{width:14px;height:14px;border-radius:3px;flex-shrink:0;border:1px solid rgba(255,255,255,.15)}.context-menu-legend-swatch-none{background:repeating-conic-gradient(var(--bg-tertiary, #374151) 0% 25%,transparent 0% 50%) 50% / 8px 8px;border:1px dashed var(--border-color, #4b5563)}.context-menu-legend-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.context-menu-legend-check{color:var(--accent);font-weight:700;font-size:.85rem;flex-shrink:0}.context-menu-milestone-shapes{padding:4px 12px 6px}.context-menu-shape-swatches{display:flex;gap:4px;flex-wrap:wrap}.context-menu-shape-swatch{width:24px;height:24px;border-radius:4px;border:2px solid transparent;background:var(--bg-tertiary, #374151);color:var(--text-secondary, #9ca3af);font-size:14px;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;transition:transform .1s,background .1s}.context-menu-shape-swatch:hover{transform:scale(1.15);background:var(--bg-hover, #4b5563);color:var(--text-primary, #f9fafb)}.context-menu-shape-swatch.active{border-color:var(--accent);background:var(--bg-hover, #4b5563);color:#fff}.context-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:999;background:transparent}.task-group{border-bottom:1px solid var(--border-color)}.task-group-header{display:flex;align-items:center;padding:8px 12px;background:var(--bg-tertiary);font-weight:600;font-size:12px;color:var(--text-primary);cursor:pointer;-webkit-user-select:none;user-select:none;transition:background-color .2s;gap:8px;height:40px;min-height:40px;box-sizing:border-box}.task-group-header:hover{background:var(--bg-secondary)}.task-group-header.task-group-ungrouped{background:var(--bg-secondary);opacity:.7}.task-group-toggle{background:none;border:none;color:var(--text-primary);cursor:pointer;font-size:10px;padding:0;width:16px;height:16px;display:flex;align-items:center;justify-content:center;transition:transform .2s}.task-group-toggle:hover{transform:scale(1.2)}.task-group-name{flex:1;font-weight:600}.task-group-count{font-size:11px;color:var(--text-secondary);font-weight:400}.task-group-edit,.task-group-delete{background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:14px;padding:2px 4px;opacity:.6;transition:opacity .2s,color .2s}.task-group-edit:hover{opacity:1;color:var(--text-primary)}.task-group-delete:hover{opacity:1;color:#f87171}.task-group-tasks{background:var(--bg-primary)}.task-group-spacer{height:40px;min-height:40px;border-bottom:1px solid var(--border-color);background:var(--bg-tertiary);pointer-events:none}.timeline-legend-key-area{position:sticky;bottom:8px;left:8px;z-index:20;display:flex;align-items:flex-end;gap:6px;pointer-events:none;width:fit-content;padding:0 0 4px 8px}.timeline-legend-toggle{pointer-events:auto;width:26px;height:26px;border:1px solid var(--border-color);border-radius:4px;background:var(--bg-secondary);cursor:pointer;font-size:13px;display:flex;align-items:center;justify-content:center;opacity:.7;flex-shrink:0}.timeline-legend-toggle:hover{opacity:1;border-color:var(--accent)}.timeline-legend-key{pointer-events:auto;display:flex;flex-wrap:wrap;gap:6px 14px;padding:6px 10px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:6px;box-shadow:0 2px 8px #00000040;max-width:400px}.timeline-legend-key-item{display:flex;align-items:center;gap:5px;white-space:nowrap}.timeline-legend-key-swatch{width:12px;height:12px;border-radius:2px;flex-shrink:0;border:1px solid rgba(255,255,255,.1)}.timeline-legend-key-shape{display:flex;align-items:center;justify-content:center;flex-shrink:0}.timeline-legend-key-name{font-size:.75rem;color:var(--text-primary);opacity:.85}.controls{display:flex;gap:16px;align-items:center;padding:10px 14px;background:var(--bg-secondary);border-radius:8px;border:1px solid var(--border-color);flex-wrap:wrap;transition:background-color .3s,border-color .3s}.controls-group{display:flex;align-items:center;gap:6px}.controls-group label{font-size:12px;font-weight:500;color:var(--text-primary);transition:color .3s}.button-group{display:flex;gap:3px}.button-group button,.btn-primary,.btn-export{padding:4px 10px;border:1px solid var(--border-color);border-radius:4px;background:var(--bg-tertiary);color:var(--text-primary);font-size:12px;cursor:pointer;transition:all .2s}.button-group button:hover,.btn-primary:hover,.btn-export:hover{background:var(--bg-secondary);border-color:var(--border-color)}.button-group button.active{background:#e6e6e6;color:#08090a;border-color:#e6e6e6}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);padding:4px 10px;border-radius:4px;cursor:pointer;font-size:12px}.btn-secondary:hover{background:var(--bg-secondary);border-color:var(--accent)}.btn-filter-active{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}.btn-export{background:#10b981;color:#fff;border-color:#10b981}.btn-export:hover{background:#059669;border-color:#059669}.btn-today{padding:4px 10px;border:1px solid var(--border-color);border-radius:4px;background:var(--bg-tertiary);color:var(--text-primary);font-size:12px;font-weight:500;cursor:pointer;transition:all .2s}.btn-today:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-undo-redo{padding:4px 8px;border:1px solid var(--border-color);border-radius:4px;background:var(--bg-tertiary);color:var(--text-primary);font-size:12px;cursor:pointer;transition:all 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.error-boundary-content{background:#1f2937;color:#f9fafb}.error-boundary-icon{font-size:4rem;margin-bottom:1rem}.error-boundary-title{font-size:1.75rem;font-weight:700;margin:0 0 1rem;color:#1f2937}.dark-theme .error-boundary-title{color:#f9fafb}.error-boundary-message{font-size:1rem;color:#6b7280;margin:0 0 2rem;line-height:1.6}.dark-theme .error-boundary-message{color:#9ca3af}.error-boundary-details{text-align:left;margin:2rem 0;padding:1rem;background:#f9fafb;border-radius:8px;border:1px solid #e5e7eb}.dark-theme .error-boundary-details{background:#111827;border-color:#374151}.error-boundary-details summary{cursor:pointer;font-weight:600;color:#374151;margin-bottom:.5rem;-webkit-user-select:none;user-select:none}.dark-theme .error-boundary-details summary{color:#d1d5db}.error-boundary-details summary:hover{color:var(--accent)}.error-boundary-stack{font-family:Courier New,monospace;font-size:.875rem;color:#dc2626;overflow-x:auto;max-height:300px;overflow-y:auto}.dark-theme 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