:root[data-theme=dark]{color-scheme:dark;--bg: #000000;--fg: #ffffff;--card-bg: #111111;--border: #333333;--accent: #4da3ff;--danger: #ff6b6b;--muted: #aaaaaa}:root[data-theme=light]{color-scheme:light;--bg: #ffffff;--fg: #000000;--card-bg: #f4f4f4;--border: #dddddd;--accent: #0056b3;--danger: #c62828;--muted: #555555}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--fg);font-family:-apple-system,Segoe UI,Roboto,system-ui,sans-serif;transition:background-color .15s ease,color .15s ease}a{color:var(--accent)}.container{width:100%;padding:16px;margin:0 auto}@media (min-width: 768px){.container{max-width:720px}}@media (min-width: 1200px){.container{max-width:1000px}}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:16px}.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.form-field label{font-size:.9rem;color:var(--muted)}input,select,textarea,button{font-family:inherit;font-size:1rem}input,select,textarea{background:var(--bg);color:var(--fg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;min-height:44px;width:100%}input[type=date]{cursor:pointer}input[type=date]::-webkit-calendar-picker-indicator{cursor:pointer;padding:4px;border-radius:4px}input[type=date]::-webkit-calendar-picker-indicator:hover{background:var(--card-bg)}button{min-height:44px;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:#000;font-weight:600;padding:10px 16px;cursor:pointer}button.secondary{background:transparent;color:var(--fg);border-color:var(--border)}button:disabled{opacity:.5;cursor:not-allowed}.error-text{color:var(--danger);font-size:.9rem}.top-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border)}.menu-grid{display:grid;grid-template-columns:1fr;gap:16px}@media (min-width: 640px){.menu-grid{grid-template-columns:1fr 1fr}}.menu-tile{display:block;text-decoration:none;color:var(--fg);background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:24px;text-align:center;font-size:1.1rem;font-weight:600}.kanban-columns{display:flex;gap:12px;overflow-x:auto;padding-bottom:8px}.kanban-column{flex:0 0 260px;background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:10px;min-height:300px}.kanban-column h3{margin:4px 4px 10px;font-size:1rem}.kanban-card{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px;margin-bottom:8px;cursor:grab}.kanban-column.drag-over{border-color:var(--accent)}.kanban-card.dragging{opacity:.5;border-style:dashed;border-color:var(--accent)}.kanban-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.kanban-card-priority{display:inline-flex;align-items:center;flex-shrink:0}.kanban-card-title{flex:1;word-break:break-word}.kanban-card-title.overdue{color:#b45309;font-weight:600}.kanban-card-due{margin:6px 0 0;font-size:.8rem;color:var(--muted)}.kanban-card-due.overdue{color:#b45309;font-weight:600}.kanban-card-actions{display:flex;gap:4px;flex-shrink:0}.kanban-card-desc{margin:6px 0 0;font-size:.85rem;color:var(--muted);white-space:pre-wrap;word-break:break-word}.icon-btn{min-height:auto;height:26px;width:26px;padding:0;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:1px solid transparent;color:var(--muted);cursor:pointer}.icon-btn:hover{background:var(--card-bg);border-color:var(--border);color:var(--fg)}.icon-btn-danger:hover{color:var(--danger);border-color:var(--danger)}.link-button{background:none;border:none;padding:0;margin:0;color:var(--accent);text-decoration:underline;font:inherit;cursor:pointer}.top-bar-actions{display:flex;align-items:center;gap:8px}.avatar-btn,.top-bar-icon-btn{box-sizing:border-box;width:34px;height:34px;min-height:auto;aspect-ratio:1 / 1;border-radius:50%;line-height:0;display:inline-flex;flex-shrink:0;align-items:center;justify-content:center;padding:0;background:var(--card-bg);border:1px solid var(--border);color:var(--muted);cursor:pointer}.top-bar-icon-btn{background:transparent;border-color:transparent}.avatar-btn:hover,.top-bar-icon-btn:hover{border-color:var(--accent);color:var(--fg)}.avatar-btn{overflow:hidden}.avatar-img{display:block;width:100%;height:100%;border-radius:50%;object-fit:cover;object-position:center}.avatar-preview{box-sizing:border-box;width:96px;height:96px;aspect-ratio:1 / 1;border-radius:50%;overflow:hidden;line-height:0;display:inline-flex;flex-shrink:0;align-items:center;justify-content:center;background:var(--card-bg);border:1px solid var(--border);color:var(--muted)}.avatar-preview img{width:100%;height:100%;object-fit:cover}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;padding:16px;z-index:100}.modal{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:20px;width:100%;max-width:420px}.modal h3{margin-top:0}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.mindmap-canvas-wrapper{overflow:auto;border:1px solid var(--border);border-radius:10px;max-height:70vh;background:var(--bg)}.mindmap-canvas{position:relative}.mindmap-lines-layer{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none}.mindmap-node{position:absolute;z-index:1;background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:10px;box-shadow:0 1px 3px #0003}.mindmap-node-image-wrap{display:flex;align-items:flex-start;gap:6px;margin-bottom:8px}.mindmap-node-image{flex:1;max-height:110px;width:100%;object-fit:cover;border-radius:8px;border:1px solid var(--border);cursor:pointer}.image-preview-modal{position:relative;width:90vw;max-height:90vh}@media (min-width: 768px){.image-preview-modal{width:auto;max-width:70vw}}.image-preview-modal img{display:block;width:100%;height:auto;max-height:90vh;object-fit:contain;border-radius:10px;background:var(--card-bg)}.image-preview-close{position:absolute;top:-14px;right:-14px;width:32px;height:32px;min-height:auto;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;padding:0;background:var(--card-bg);border:1px solid var(--border);color:var(--fg);cursor:pointer}.image-preview-close:hover{border-color:var(--accent);color:var(--accent)}.mindmap-textarea-wrap{position:relative}.mindmap-textarea-wrap textarea{width:100%;resize:vertical;padding-right:34px;min-height:64px}.mindmap-textarea-wrap.drag-over textarea{border-color:var(--accent);background:var(--card-bg)}.mindmap-image-icon-btn{position:absolute;right:6px;bottom:6px;width:26px;height:26px;min-height:auto;padding:0;display:inline-flex;align-items:center;justify-content:center;background:var(--card-bg);border:1px solid var(--border);border-radius:6px;color:var(--muted);cursor:pointer}.mindmap-image-icon-btn:hover{color:var(--fg);border-color:var(--accent)}.mindmap-node-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.mindmap-node-actions button{min-height:32px;padding:6px 10px;font-size:.85rem;flex:1 1 auto;white-space:nowrap}@media (max-width: 480px){.mindmap-node-actions{display:grid;grid-template-columns:1fr 1fr}.mindmap-node-actions button{width:100%}}.mindmap-menu{position:absolute;top:4px;right:4px;z-index:2}.mindmap-menu-trigger{background:var(--card-bg);border:1px solid var(--border)}.mindmap-menu-dropdown{position:absolute;top:100%;right:0;margin-top:4px;min-width:180px;background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:4px;box-shadow:0 4px 12px #00000040}.mindmap-menu-item{display:block;width:100%;text-align:left;background:transparent;border:none;color:var(--fg);padding:8px 10px;min-height:auto;font-size:.9rem;cursor:pointer;border-radius:6px}.mindmap-menu-item:hover{background:var(--bg)}.mindmap-menu-item.active{color:var(--accent);font-weight:600}.mindmap-submenu{margin-left:12px;border-left:2px solid var(--border);padding-left:4px}.notes-search-row{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}@media (min-width: 768px){.notes-search-row{flex-direction:row;align-items:center}.notes-search-row input{flex:1}.notes-search-row select{width:160px;flex:0 0 auto}}.notes-form,.notes-form-top-row{display:flex;flex-direction:column;gap:8px}@media (min-width: 768px){.notes-form-top-row{flex-direction:row;align-items:flex-start}.notes-form-top-row .form-field{margin-bottom:0;flex:1 1 0}}.notes-note-input-wrap{position:relative}.notes-note-input-wrap textarea{padding-right:16px;padding-bottom:48px}.notes-add-btn-floating{position:absolute;right:8px;bottom:8px;min-height:32px;padding:6px 14px;font-size:.85rem}.notes-group{border:1px solid var(--border);border-radius:10px;padding:14px;margin-bottom:16px}.notes-card+.notes-card{border-top:1px solid var(--border);margin-top:12px;padding-top:12px}.notes-card-title{margin:0 0 6px;font-size:1rem;font-weight:600}.notes-card-text{margin:0;white-space:pre-wrap;word-break:break-word}.notes-card-meta{margin:8px 0 0;font-size:.8rem;color:var(--muted)}.notes-card-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.notes-card-actions button{min-height:32px;padding:6px 10px;font-size:.85rem}.notes-kanban-btn{display:inline-flex;align-items:center;gap:4px}