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.2s}.toolbar-btn:hover{background:#4a7ad9}.toolbar-btn.danger{background:#e8684a}.toolbar-btn.danger:hover{background:#d95a3f}.toolbar-hint{margin-left:auto;font-size:12px;color:#fff}.mind-map-container{flex:1;background:transparent;border-radius:8px;box-shadow:none;overflow:hidden}.force-graph-wrapper{width:100vw;height:100vh;background-size:cover;background-position:center;background-repeat:no-repeat;overflow:hidden;position:relative}.force-graph-container{width:100%;height:100%;position:relative}.force-graph-labels{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:5}.graph-top-controls{position:absolute;top:16px;left:16px;right:16px;display:flex;justify-content:space-between;align-items:center;z-index:10;padding:0;border-radius:0;background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none}.top-controls-left{display:flex;align-items:center;gap:20px}.expand-all-switch{display:flex;align-items:center;gap:10px}.expand-all-label{font-size:13px;color:#fff;font-weight:500;white-space:nowrap}.switch{position:relative;display:inline-block;width:36px;height:20px}.switch input{opacity:0;width:0;height:0}.switch-slider{position:absolute;cursor:pointer;inset:0;background-color:#d9d9d9;transition:.3s;border-radius:20px}.switch-slider:before{position:absolute;content:"";height:16px;width:16px;left:2px;bottom:2px;background-color:#fff;transition:.3s;border-radius:50%;box-shadow:0 2px 4px #0003}.switch input:checked+.switch-slider{background-color:#165dff}.switch input:checked+.switch-slider:before{transform:translate(16px)}.level-buttons{display:flex;gap:8px}.level-button{padding:6px 14px;border:none;border-radius:18px;background-color:#f5f5f5;color:#666;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease;white-space:nowrap}.level-button.active{background-color:#165dff;color:#fff;box-shadow:0 2px 8px #165dff4d}.level-button.disabled{background-color:#165dff;color:#fff;box-shadow:0 2px 8px #165dff4d;cursor:not-allowed}.zoom-controls{display:flex;gap:12px;align-items:center}.zoom-button-group{display:flex;align-items:center;gap:8px;padding:4px;background-color:#fff;border:1px solid rgb(229,230,235);border-radius:8px}.zoom-icon-button{display:flex;align-items:center;justify-content:center;width:16px;height:16px;border:none;background:transparent;cursor:pointer;color:#1d2129;padding:0}.zoom-icon-button svg{width:16px;height:16px}.zoom-percentage{width:36px;height:18px;color:#1d2129;font-size:14px;font-family:Alibaba PuHuiTi,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400;text-align:center;white-space:nowrap;line-height:18px}.zoom-button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;border-radius:8px;background:transparent;cursor:pointer;transition:all .2s ease;padding:0}.zoom-button:hover{background:#ffffff1a}.zoom-button img{width:26px;height:26px}.level-controls{position:absolute;left:16px;top:16px;display:flex;gap:8px;z-index:10}.zoom-level{position:absolute;left:16px;bottom:50px;padding:10px 12px;border-radius:12px;background:#ffffffc7;color:#4e5969;font-size:13px;font-weight:600;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 6px 20px #11182714;z-index:10;min-width:60px;text-align:center}.hint{position:absolute;left:16px;bottom:16px;padding:10px 12px;border-radius:12px;background:#ffffffc7;color:#4e5969;font-size:12px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 6px 20px #11182714;z-index:10}.test-controls{position:absolute;left:16px;bottom:100px;z-index:10}.test-button{padding:10px 16px;border-radius:8px;border:1px solid rgba(255,89,22,.5);background:#ff4c16d9;color:#fff;font-size:13px;font-weight:600;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .2s ease;box-shadow:0 4px 12px #ff4c164d}.test-button:hover{background:#ff4c16;border-color:#ff4c16;box-shadow:0 6px 16px #ff4c1666;transform:translateY(-1px)}.test-button:active{transform:translateY(0)}