:root{--bg-primary: #1a1a2e;--bg-secondary: #16213e;--bg-toolbar: #0f1626;--text-primary: #e8e8e8;--text-secondary: #a0a0b8;--border-color: #2a2a4a;--node-radius: 8px;--node-shadow: 0 2px 8px rgba(0, 0, 0, .4);--selection-glow: 0 0 0 3px rgba(255, 255, 255, .3);--drop-glow: 0 0 0 3px rgba(100, 200, 255, .6)}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden;background:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}#root{display:flex;flex-direction:column}.toolbar{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-toolbar);border-bottom:1px solid var(--border-color);flex-shrink:0;z-index:100}.toolbar-title{font-size:18px;font-weight:700;letter-spacing:-.5px;background:linear-gradient(135deg,#f0c040,#e8588c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-right:12px}.toolbar-group{display:flex;align-items:center;gap:4px;padding:0 8px;border-right:1px solid var(--border-color)}.toolbar-group:last-child{border-right:none}.toolbar button{display:flex;align-items:center;gap:4px;padding:6px 12px;border:1px solid var(--border-color);border-radius:6px;background:var(--bg-secondary);color:var(--text-primary);font-size:13px;cursor:pointer;transition:all .15s ease;white-space:nowrap}.toolbar button:hover:not(:disabled){background:#1e2d50;border-color:#3a3a6a}.toolbar button:disabled{opacity:.4;cursor:not-allowed}.toolbar button.btn-danger:hover:not(:disabled){background:#3d1525;border-color:#e8588c}.btn-icon{font-size:14px}.canvas-container{flex:1;position:relative;overflow:hidden;background:var(--bg-primary);background-image:radial-gradient(circle,#2a2a4a 1px,transparent 1px);background-size:30px 30px}.canvas-content{position:absolute;top:0;left:0;width:1px;height:1px;will-change:transform}.mind-map-node{display:flex;align-items:center;justify-content:center;border-radius:var(--node-radius);box-shadow:var(--node-shadow);cursor:pointer;-webkit-user-select:none;user-select:none;font-size:14px;font-weight:500;color:#fff;padding:0 16px;transition:box-shadow .15s ease,left .3s ease,top .3s ease}.mind-map-node:hover{box-shadow:var(--node-shadow),0 0 0 2px #ffffff26}.mind-map-node.selected{box-shadow:var(--node-shadow),var(--selection-glow)}.mind-map-node.drop-target{box-shadow:var(--node-shadow),var(--drop-glow)}.mind-map-node.dragging{opacity:.85;box-shadow:var(--node-shadow),0 0 12px #fff3;z-index:10}.mind-map-node.root-node{font-size:16px;font-weight:700;border-radius:12px;color:#1a1a2e}.node-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.mind-map-node.wrapped .node-text{white-space:normal;word-wrap:break-word;overflow-wrap:break-word;text-overflow:clip;line-height:1.4;display:-webkit-box;-webkit-box-orient:vertical;text-align:left}.node-input{width:100%;height:100%;border:none;outline:none;background:transparent;color:#fff;font-size:inherit;font-weight:inherit;font-family:inherit;text-align:center;padding:4px 8px;resize:none;overflow:hidden;line-height:1.4;word-wrap:break-word}.mind-map-node.wrapped .node-input{text-align:left}.resize-handle{position:absolute;right:-4px;top:0;width:8px;height:100%;cursor:ew-resize;background:transparent;z-index:5}.resize-handle:hover,.resize-handle:active{background:#ffffff26;border-radius:0 var(--node-radius) var(--node-radius) 0}.collapse-btn{position:absolute;right:-12px;top:50%;transform:translateY(-50%);width:auto;min-width:22px;height:22px;padding:0 4px;border:2px solid rgba(255,255,255,.25);border-radius:11px;background:var(--bg-primary);color:var(--text-primary);font-size:11px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease;line-height:1}.collapse-btn:hover{border-color:#ffffff80;background:var(--bg-secondary)}.collapse-btn.collapsed{background:var(--bg-secondary);border-color:#fff6}.zoom-controls{position:absolute;bottom:20px;right:20px;display:flex;align-items:center;gap:4px;padding:4px;background:var(--bg-toolbar);border:1px solid var(--border-color);border-radius:8px;z-index:50}.zoom-controls button{width:32px;height:32px;border:none;border-radius:6px;background:var(--bg-secondary);color:var(--text-primary);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.zoom-controls button:hover{background:#1e2d50}.zoom-controls .fit-btn{font-size:18px}.zoom-level{font-size:12px;color:var(--text-secondary);min-width:40px;text-align:center}.connectors-svg{pointer-events:none}.dashboard{min-height:100vh;background:var(--bg-primary);color:var(--text-primary)}.dashboard-header{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;background:var(--bg-toolbar);border-bottom:1px solid var(--border-color)}.dashboard-title{font-size:20px;font-weight:700;color:var(--text-primary)}.dashboard-user{display:flex;align-items:center;gap:10px}.dashboard-avatar{width:32px;height:32px;border-radius:50%}.dashboard-user-name{color:var(--text-primary);font-size:14px;font-weight:500}.dashboard-signout{background:none;border:1px solid var(--border-color);color:var(--text-secondary);padding:6px 12px;border-radius:6px;font-size:12px;cursor:pointer}.dashboard-signout:hover{background:#ffffff0f;color:var(--text-primary)}.dashboard-guest-badge{background:#ffffff14;color:var(--text-secondary);padding:4px 12px;border-radius:12px;font-size:12px}.dashboard-content{max-width:800px;margin:0 auto;padding:32px 24px}.dashboard-actions{margin-bottom:32px}.dashboard-new-btn{display:inline-flex;align-items:center;gap:8px;background:#5b8def;color:#fff;border:none;border-radius:8px;padding:12px 24px;font-size:15px;font-weight:500;cursor:pointer;transition:background .15s}.dashboard-new-btn:hover{background:#4a7cde}.dashboard-new-icon{font-size:20px;font-weight:300}.dashboard-section-title{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px}.dashboard-empty{color:var(--text-secondary);text-align:center;padding:48px 16px;font-size:14px}.dashboard-list{display:flex;flex-direction:column;border:1px solid var(--border-color);border-radius:10px;overflow:hidden}.dashboard-map-row{display:flex;align-items:center;gap:14px;padding:14px 18px;cursor:pointer;transition:background .15s;border-bottom:1px solid var(--border-color)}.dashboard-map-row:last-child{border-bottom:none}.dashboard-map-row:hover{background:#ffffff0a}.dashboard-map-icon{font-size:18px;flex-shrink:0}.dashboard-map-info{flex:1;min-width:0}.dashboard-map-name{font-size:15px;font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dashboard-map-date{color:var(--text-secondary);font-size:13px;flex-shrink:0}.dashboard-map-actions{display:flex;gap:4px;opacity:0;transition:opacity .15s}.dashboard-map-row:hover .dashboard-map-actions{opacity:1}.dashboard-action-btn{background:none;border:none;cursor:pointer;padding:6px 8px;border-radius:6px;font-size:14px}.dashboard-action-btn:hover{background:#ffffff1a}.dashboard-action-delete:hover{background:#ef444426}.dashboard-rename-input{background:var(--bg-primary);border:1px solid #5b8def;border-radius:4px;padding:4px 8px;color:var(--text-primary);font-size:15px;outline:none;width:100%}.maps-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.maps-panel{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;width:460px;max-height:70vh;display:flex;flex-direction:column;box-shadow:0 8px 32px #00000080}.maps-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-color)}.maps-header h2{color:var(--text-primary);font-size:16px;font-weight:600}.maps-close{background:none;border:none;color:var(--text-secondary);font-size:18px;cursor:pointer;padding:4px 8px;border-radius:4px}.maps-close:hover{background:#ffffff1a;color:var(--text-primary)}.maps-create{display:flex;gap:8px;padding:12px 20px;border-bottom:1px solid var(--border-color)}.maps-create input{flex:1;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px;padding:8px 12px;color:var(--text-primary);font-size:13px;outline:none}.maps-create input:focus{border-color:#5b8def}.maps-create button{background:#5b8def;color:#fff;border:none;border-radius:6px;padding:8px 14px;font-size:13px;cursor:pointer;white-space:nowrap}.maps-create button:hover{background:#4a7cde}.maps-list{overflow-y:auto;padding:8px 12px;flex:1}.maps-empty{color:var(--text-secondary);text-align:center;padding:32px 16px;font-size:13px}.maps-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:8px;cursor:pointer;transition:background .15s}.maps-item:hover{background:#ffffff0f}.maps-item.active{background:#5b8def26;border:1px solid rgba(91,141,239,.3)}.maps-item-info{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1}.maps-item-name{color:var(--text-primary);font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.maps-item-date{color:var(--text-secondary);font-size:11px}.maps-item-actions{display:flex;gap:4px;opacity:0;transition:opacity .15s}.maps-item:hover .maps-item-actions{opacity:1}.maps-btn-rename,.maps-btn-delete{background:none;border:none;cursor:pointer;padding:4px 6px;border-radius:4px;font-size:14px}.maps-btn-rename:hover,.maps-btn-delete:hover{background:#ffffff1a}.maps-rename-input{background:var(--bg-primary);border:1px solid #5b8def;border-radius:4px;padding:2px 6px;color:var(--text-primary);font-size:14px;outline:none;width:100%}.maps-cloud-badge{margin-left:6px;font-size:12px}.toolbar-spacer{flex:1}.toolbar-user{margin-left:auto}.toolbar-user-name{display:flex;align-items:center;gap:6px;color:var(--text-primary);font-size:13px;font-weight:500}.toolbar-avatar{width:24px;height:24px;border-radius:50%}.toolbar-guest-badge{color:var(--text-secondary);font-size:12px;padding:2px 8px;border:1px solid var(--border-color);border-radius:4px}.login-page{width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary)}.login-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:16px;padding:40px;width:400px;text-align:center;box-shadow:0 8px 32px #00000080}.login-title{color:var(--text-primary);font-size:28px;font-weight:700;margin-bottom:8px}.login-subtitle{color:var(--text-secondary);font-size:14px;margin-bottom:32px}.login-buttons{display:flex;flex-direction:column;gap:12px}.login-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px;border:1px solid var(--border-color);border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .15s}.login-btn-github{background:#24292e;color:#fff}.login-btn-github:hover{background:#2f363d}.login-btn-google{background:#fff;color:#333}.login-btn-google:hover{background:#f0f0f0}.login-divider{display:flex;align-items:center;margin:24px 0;color:var(--text-secondary);font-size:12px}.login-divider:before,.login-divider:after{content:"";flex:1;height:1px;background:var(--border-color)}.login-divider span{padding:0 12px}.login-btn-guest{background:transparent;color:var(--text-secondary);flex-direction:column;gap:4px}.login-btn-guest:hover{background:#ffffff0d;color:var(--text-primary)}.login-guest-note{font-size:11px;opacity:.6;font-weight:400}