*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--accent:#2564cf;--accent-hover:#1b4ea3;--accent-light:#e8f0fe;--bg-app:#faf9f8;--bg-sidebar:#f3f2f1;--bg-card:#fff;--bg-hover:#f5f5f5;--bg-active:#ebebeb;--text-primary:#242424;--text-secondary:#616161;--text-tertiary:#9e9e9e;--border:#e5e5e5;--border-light:#f0f0f0;--red:#d13438;--green:#107c10;--yellow:#ffb900;--important:#d13438;--completed:#9e9e9e;--shadow-sm:0 1px 2px #0000000f;--shadow-md:0 2px 8px #00000014;--shadow-lg:0 4px 16px #0000001f;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--font:"Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;--sidebar-width:320px;--detail-width:360px;--task-list-size:14px;--sidebar-size:14px;--detail-size:14px}html,body,#root{height:100%;font-family:var(--font);color:var(--text-primary);background:var(--bg-app);-webkit-font-smoothing:antialiased}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}input,textarea{color:inherit;border:none;outline:none;font-family:inherit}.app{height:100%;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border);flex-direction:column;display:flex;overflow:hidden auto}.sidebar-header{align-items:center;gap:12px;padding:16px 16px 8px;display:flex}.sidebar-header .app-icon{background:var(--accent);border-radius:var(--radius-sm);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.sidebar-header h1{color:var(--text-primary);font-size:20px;font-weight:600}.sidebar-smart-lists{padding:8px 8px 4px}.sidebar-item{border-radius:var(--radius-sm);cursor:pointer;font-size:var(--sidebar-size);-webkit-user-select:none;user-select:none;align-items:center;gap:12px;padding:8px 12px;transition:background .1s;display:flex}.sidebar-item:hover{background:var(--bg-hover)}.sidebar-item.active{background:var(--bg-active);font-weight:600}.sidebar-item .icon{flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;display:flex}.sidebar-item .icon svg{width:18px;height:18px}.sidebar-item .count{color:var(--text-tertiary);margin-left:auto;font-size:12px;font-weight:400}.sidebar-item.all-tasks .icon{color:#2564cf}.sidebar-item.important .icon{color:#d13438}.sidebar-item.planned .icon{color:#107c10}.sidebar-item.calendar .icon{color:#8764b8}.sidebar-divider{background:var(--border);height:1px;margin:4px 16px}.sidebar-group{padding:4px 8px}.sidebar-group-header{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);-webkit-user-select:none;user-select:none;align-items:center;gap:8px;padding:6px 12px;font-size:13px;font-weight:600;display:flex}.sidebar-group-header:hover{background:var(--bg-hover)}.sidebar-group-header .chevron{width:16px;height:16px;transition:transform .15s}.sidebar-group-header .chevron.collapsed{transform:rotate(-90deg)}.sidebar-group-lists{padding-left:8px}.sidebar-bottom{border-top:1px solid var(--border);margin-top:auto;padding:8px}.sidebar-add-btn{border-radius:var(--radius-sm);color:var(--accent);align-items:center;gap:12px;width:100%;padding:8px 12px;font-size:14px;transition:background .1s;display:flex}.sidebar-add-btn:hover{background:var(--bg-hover)}.sidebar-delete-all-btn{border-radius:var(--radius-sm);color:var(--text-tertiary);background:0 0;align-items:center;gap:12px;width:100%;padding:8px 12px;font-size:14px;transition:background .1s,color .1s;display:flex}.sidebar-delete-all-btn:hover{color:#d13438;background:#d1343814}.delete-all-modal{background:var(--bg-card);border-radius:var(--radius-lg);width:460px;box-shadow:var(--shadow-lg);border:1px solid #d13438;overflow:hidden}.delete-all-header{background:#d1343814;border-bottom:1px solid #d1343833;align-items:center;gap:10px;padding:16px 16px 16px 20px;display:flex}.delete-all-header h2{color:#d13438;flex:1;margin:0;font-size:15px;font-weight:700}.delete-all-icon{color:#d13438;flex-shrink:0}.delete-all-body{flex-direction:column;gap:14px;padding:20px;display:flex}.delete-all-warning-banner{border-radius:var(--radius-sm);color:#d13438;text-align:center;background:#d134381a;border:1px solid #d134384d;padding:10px 14px;font-size:13px}.delete-all-desc{color:var(--text-secondary);margin:0;font-size:13px}.delete-all-list{color:var(--text-secondary);flex-direction:column;gap:4px;margin:0;padding-left:20px;font-size:13px;display:flex}.delete-all-warning-secondary{color:var(--text-tertiary);background:var(--bg-hover);border-radius:var(--radius-sm);padding:10px 12px;font-size:12px;line-height:1.5}.delete-all-confirm-block{flex-direction:column;gap:6px;display:flex}.delete-all-confirm-label{color:var(--text-secondary);font-size:12px;font-weight:500}.delete-all-phrase{color:#d13438;font-family:monospace;font-weight:600}.delete-all-confirm-input{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-app);width:100%;color:var(--text-primary);padding:9px 12px;font-family:monospace;font-size:13px;transition:border-color .15s}.delete-all-confirm-input:focus{border-color:#d13438;outline:none}.delete-all-actions{gap:8px;padding-top:4px;display:flex}.delete-all-cancel-btn{border-radius:var(--radius-sm);background:var(--bg-hover);color:var(--text-primary);flex:1;padding:9px 14px;font-size:13px;font-weight:600;transition:background .1s}.delete-all-cancel-btn:hover{background:var(--bg-active)}.delete-all-confirm-btn{border-radius:var(--radius-sm);color:#fff;background:#d13438;align-items:center;gap:6px;padding:9px 16px;font-size:13px;font-weight:600;transition:background .1s,opacity .1s;display:flex}.delete-all-confirm-btn:disabled{opacity:.35;cursor:not-allowed}.delete-all-confirm-btn:not(:disabled):hover{background:#b52d30}.sidebar-add-input{align-items:center;gap:8px;padding:4px 12px;display:flex}.sidebar-add-input input{border:1px solid var(--accent);border-radius:var(--radius-sm);background:var(--bg-card);flex:1;padding:6px 8px;font-size:14px}.main{flex-direction:column;flex:1;min-width:0;display:flex;overflow:hidden}.main-header{flex-shrink:0;padding:24px 32px 16px}.main-header h2{color:var(--accent);font-size:22px;font-weight:600}.main-header .subtitle{color:var(--text-secondary);margin-top:2px;font-size:13px}.add-task{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border);align-items:center;gap:12px;margin:0 32px 16px;padding:0 16px;transition:box-shadow .15s,border-color .15s;display:flex}.add-task:focus-within{border-color:var(--accent);box-shadow:var(--shadow-md)}.add-task .plus-icon{color:var(--accent);flex-shrink:0;width:20px;height:20px}.add-task input{background:0 0;flex:1;padding:14px 0;font-size:14px}.add-task input::placeholder{color:var(--text-tertiary)}.add-task .due-btn{border-radius:var(--radius-sm);color:var(--text-secondary);align-items:center;gap:4px;padding:4px 8px;font-size:12px;display:flex}.add-task .due-btn:hover{background:var(--bg-hover)}.task-list{flex:1;padding:0 32px 32px;overflow-y:auto}.task-section-label{color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:8px;padding:12px 0 4px;font-size:13px;font-weight:600;display:flex}.task-section-label .chevron{width:14px;height:14px;transition:transform .15s}.task-section-label .chevron.collapsed{transform:rotate(-90deg)}.priority-section-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.priority-section-label{color:var(--section-color)}.task-item{background:var(--bg-card);border-radius:var(--radius-md);cursor:pointer;border:1px solid #0000;align-items:flex-start;gap:12px;margin-bottom:2px;padding:10px 16px;transition:background .1s;display:flex}.task-item:hover{background:var(--bg-hover)}.task-item.selected{border-color:var(--accent);background:var(--accent-light)}.task-item.completed .task-title{color:var(--completed);text-decoration:line-through}.checkbox{border:2px solid var(--text-tertiary);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;margin-top:1px;transition:all .15s;display:flex}.checkbox:hover{border-color:var(--accent);background:var(--accent-light)}.checkbox.checked{background:var(--accent);border-color:var(--accent)}.checkbox.checked svg{color:#fff}.task-content{flex:1;min-width:0}.task-title{font-size:var(--task-list-size);line-height:1.4}.task-meta{color:var(--text-tertiary);align-items:center;gap:8px;margin-top:3px;font-size:12px;display:flex}.task-meta .list-tag{color:var(--accent)}.task-meta .due-tag{align-items:center;gap:3px;display:flex}.task-meta .due-tag.overdue{color:var(--red)}.task-meta .subtask-count{align-items:center;gap:3px;display:flex}.task-reorder-btns{opacity:0;flex-direction:column;flex-shrink:0;gap:1px;transition:opacity .1s;display:flex}.task-item:hover .task-reorder-btns{opacity:1}.subtask-count-btn{cursor:pointer;color:var(--text-tertiary);background:0 0;border:none;border-radius:3px;align-items:center;gap:3px;padding:1px 4px;font-size:11px;display:inline-flex}.subtask-count-btn:hover{background:var(--bg-active);color:var(--text-secondary)}.subtask-chevron{transition:transform .15s}.subtask-chevron.expanded{transform:rotate(180deg)}.task-subtask-list{flex-direction:column;gap:4px;margin-top:8px;display:flex}.task-subtask-item{color:var(--text-primary);cursor:pointer;border-radius:6px;align-items:center;gap:8px;padding:3px 6px;font-size:13px;display:flex}.task-subtask-item:hover{background:var(--bg-active)}.task-subtask-item.completed span{color:var(--text-tertiary);text-decoration:line-through}.subtask-checkbox{border:1.5px solid var(--border);color:#fff;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;display:flex}.task-subtask-item.completed .subtask-checkbox{background:var(--completed);border-color:var(--completed)}.task-important-btn{color:var(--text-tertiary);border-radius:var(--radius-sm);flex-shrink:0;margin-top:0;padding:4px;transition:color 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20px;font-size:.857em;display:flex}.detail-delete{color:var(--text-tertiary);border-radius:var(--radius-sm);padding:6px}.detail-delete:hover{color:var(--red);background:var(--bg-hover)}.calendar-view{flex:1;padding:0 32px 32px;overflow-y:auto}.calendar-nav{align-items:center;gap:16px;margin-bottom:20px;display:flex}.calendar-nav h3{min-width:180px;font-size:18px;font-weight:600}.calendar-nav button{border-radius:var(--radius-sm);justify-content:center;align-items:center;width:32px;height:32px;display:flex}.calendar-nav button:hover{background:var(--bg-hover)}.calendar-grid{background:var(--border);border-radius:var(--radius-md);grid-template-columns:repeat(7,1fr);gap:1px;display:grid;overflow:hidden}.calendar-day-header{text-align:center;color:var(--text-secondary);background:var(--bg-sidebar);padding:8px;font-size:12px;font-weight:600}.calendar-day{background:var(--bg-card);cursor:pointer;min-height:100px;padding:6px;transition:background .1s}.calendar-day:hover{background:var(--bg-hover)}.calendar-day.other-month{background:var(--bg-app)}.calendar-day.other-month .day-number{color:var(--text-tertiary)}.calendar-day.today{background:var(--accent-light)}.calendar-day.today .day-number{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;display:flex}.day-number{color:var(--text-primary);margin-bottom:4px;font-size:13px;font-weight:600}.calendar-task-dot{white-space:nowrap;text-overflow:ellipsis;color:var(--text-secondary);border-radius:2px;margin-bottom:1px;padding:1px 4px;font-size:11px;overflow:hidden}.calendar-task-dot.completed{color:var(--text-tertiary);text-decoration:line-through}.calendar-task-count{color:var(--text-tertiary);padding:1px 4px;font-size:10px}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#d0d0d0;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#b0b0b0}.date-picker-inline{padding:8px 0}.date-picker-inline input[type=date]{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);padding:6px 10px;font-size:13px}.date-picker-inline input[type=date]:focus{border-color:var(--accent)}.empty-state{color:var(--text-tertiary);text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:60px 20px;display:flex}.empty-state .empty-icon{width:80px;height:80px;color:var(--border);margin-bottom:16px}.empty-state h3{color:var(--text-secondary);margin-bottom:4px;font-size:16px;font-weight:600}.empty-state p{font-size:13px}.sidebar-item.people .icon{color:#0078d4}.sidebar-item.gantt .icon{color:#e74856}.sidebar-item.priority .icon{color:#f7630c}.sidebar-item.tags .icon{color:#8764b8}.tag-color-input{cursor:pointer;background:0 0;border:none;border-radius:6px;flex-shrink:0;width:28px;height:28px;padding:0}.tag-manage-row{background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;align-items:center;gap:10px;padding:8px 12px;display:flex}.tag-manage-name{cursor:default;color:var(--text-primary);flex:1;font-size:14px}.tag-name-edit{background:var(--bg-primary);border:1px solid var(--accent);color:var(--text-primary);border-radius:4px;outline:none;flex:1;padding:2px 6px;font-size:14px}.tag-manage-count{color:var(--text-tertiary);white-space:nowrap;font-size:12px}.group-reorder-btns{opacity:0;gap:2px;margin-left:auto;transition:opacity .1s;display:flex}.sidebar-group-header:hover .group-reorder-btns{opacity:1}.group-reorder-btn{width:20px;height:20px;color:var(--text-tertiary);border-radius:3px;justify-content:center;align-items:center;display:flex}.group-reorder-btn:hover:not(:disabled){background:var(--bg-active);color:var(--text-primary)}.group-reorder-btn:disabled{opacity:.3;cursor:default}.group-delete-btn:hover:not(:disabled){color:#d13438!important}.sidebar-item-actions{align-items:center;gap:4px;margin-left:auto;display:flex}.sidebar-item-actions .count{margin-left:0}.list-reorder-btns{opacity:0;gap:2px;transition:opacity .1s;display:flex}.sidebar-item:hover .list-reorder-btns{opacity:1}.sidebar-item-delete{cursor:pointer;width:18px;height:18px;color:var(--text-secondary);opacity:0;background:0 0;border:none;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;padding:0;transition:opacity .1s;display:flex}.sidebar-item:hover .sidebar-item-delete{opacity:1}.sidebar-item-delete:hover{background:var(--bg-active);color:#d13438}.group-person-tag{border-radius:10px;margin-left:auto;padding:1px 6px;font-size:10px;font-weight:600}.toolbar-btn{border-radius:var(--radius-sm);color:var(--text-secondary);border:1px solid var(--border);background:var(--bg-card);align-items:center;gap:6px;padding:6px 12px;font-size:13px;transition:all .1s;display:flex}.toolbar-btn:hover{background:var(--bg-hover);border-color:var(--accent);color:var(--accent)}.person-card{background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border);margin-bottom:8px}.person-card-header{cursor:pointer;align-items:center;gap:12px;padding:12px 16px;transition:background 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var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);grid-template-columns:repeat(6,20px);gap:5px;padding:8px;display:grid;position:absolute;top:calc(100% + 6px);left:0}.color-swatch{cursor:pointer;border:2px solid #0000;border-radius:50%;width:20px;height:20px;padding:0;transition:transform .1s,border-color .1s}.color-swatch:hover{transform:scale(1.2)}.color-swatch.active{border-color:var(--text-primary)}.person-avatar-sm{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:11px;font-weight:600;display:flex}.person-info{flex:1;min-width:0}.person-name{font-size:14px;font-weight:600}.person-stats{color:var(--text-tertiary);font-size:12px}.person-card-body{padding:0 16px 12px}.person-section-label{color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px;margin:8px 0 4px;font-size:11px;font-weight:600}.person-group-item{justify-content:space-between;align-items:center;padding:4px 0;font-size:13px;display:flex}.person-group-name{font-weight:500}.person-group-lists{color:var(--text-tertiary);font-size:12px}.person-task-item{align-items:center;gap:8px;padding:3px 0;font-size:13px;display:flex}.assignee-chips{flex-wrap:wrap;flex:1;gap:4px;display:flex}.assignee-chip{border-radius:10px;align-items:center;gap:4px;padding:2px 6px;font-size:12px;font-weight:500;display:inline-flex}.assignee-chip button{cursor:pointer;color:inherit;opacity:.7;background:0 0;border:none;align-items:center;padding:0;display:flex}.assignee-chip button:hover{opacity:1}.assignee-picker{padding:4px 0 8px}.assignee-option{border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:10px;padding:6px 8px;font-size:13px;display:flex}.assignee-option:hover{background:var(--bg-hover)}.add-task-container{margin:0 32px 16px}.add-task-container 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