.shell{max-width:1560px}.toolbar{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 18px;margin-bottom:16px}.toolbar button{font-size:13px}.editor{display:grid;grid-template-columns:190px minmax(0,1fr) 230px;gap:16px;min-height:560px}.palette,.inspector{padding:18px}.palette h2,.inspector h2{font-size:16px}.palette h3{margin-top:24px}.palette>button{width:100%;margin-bottom:8px;font-size:13px}.device-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.device-grid button{flex-direction:column;font-size:12px;padding:10px 4px;gap:4px}.device-grid span:first-child{font-size:22px;color:#2563eb}.device-grid span:last-child{font-size:12px;color:#183047}.canvas-wrap{position:relative;min-width:0;background:white;border:1px solid var(--line);border-radius:18px;overflow:hidden;min-height:560px}#canvas{display:block;width:100%;height:100%;min-height:560px;touch-action:none;user-select:none}#canvas.mode-pan{cursor:grab}#canvas.mode-connect{cursor:crosshair}.canvas-hint{position:absolute;bottom:14px;left:14px;right:14px;background:#ffffffdd;color:var(--muted);font-size:12px;border-radius:8px;padding:8px 12px;pointer-events:none}.node{cursor:grab}.node.selected .node-box{stroke-width:3}.edge{cursor:pointer}.edge.selected .edge-line{stroke-width:4}.export-panel{margin-top:16px;padding:18px}.inspector input,.inspector textarea,.inspector select{width:100%}.inspector .stack{gap:12px}.editor:fullscreen{background:#f3f6fb;padding:16px;width:100vw;height:100vh}.editor:fullscreen .canvas-wrap{height:calc(100vh - 32px)}@media(max-width:1000px){.editor{grid-template-columns:160px minmax(0,1fr)}.inspector{grid-column:1/-1}.inspector .stack{grid-template-columns:repeat(3,1fr)}.canvas-wrap,#canvas{min-height:480px}}@media(max-width:650px){.editor{grid-template-columns:1fr}.palette{display:grid;gap:10px}.device-grid{grid-template-columns:repeat(4,1fr)}.palette h3,.palette>p{display:none}.palette>button{margin:0}.inspector .stack{grid-template-columns:1fr 1fr}.canvas-wrap,#canvas{min-height:390px}.editor:fullscreen{display:block;overflow:auto}.editor:fullscreen .palette,.editor:fullscreen .inspector{display:none}.editor:fullscreen .canvas-wrap{height:calc(100vh - 32px)}.toolbar .row{gap:6px}.toolbar button{min-height:36px;padding:6px 8px}}