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ease}.btn-tool-secondary:hover{background:#475569}.btn-tool-danger{display:inline-flex;align-items:center;gap:.4rem;background:#ef444426;color:#ef4444;border:1px solid rgba(239,68,68,.3);padding:.45rem .85rem;border-radius:6px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .15s ease}.btn-tool-danger:hover:not(:disabled){background:#ef4444;color:#fff}.btn-tool-danger:disabled{opacity:.4;cursor:not-allowed}.btn-tool-ghost{display:inline-flex;align-items:center;gap:.4rem;background:transparent;color:#94a3b8;border:1px solid #334155;padding:.45rem .75rem;border-radius:6px;font-size:.85rem;cursor:pointer}.btn-tool-ghost:hover{background:#334155;color:#fff}.btn-tool-history{display:inline-flex;align-items:center;gap:.4rem;background:#1e293b;color:#cbd5e1;border:1px solid #334155;padding:.45rem .75rem;border-radius:6px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .15s ease}.btn-tool-history:hover:not(:disabled){background:#334155;color:#38bdf8;border-color:#38bdf8}.btn-tool-history:disabled{opacity:.35;cursor:not-allowed}.cfg-viewport-container{display:flex;height:600px;position:relative;background:#0b1120;border-bottom:1px solid #1E293B}.cfg-canvases-split{flex:1;display:flex;position:relative;overflow:hidden}.cfg-canvases-split.view-split .canvas-2d-pane{flex:1;border-right:2px solid #1E293B}.cfg-canvases-split.view-split .canvas-3d-pane,.cfg-canvases-split.view-2d-only .canvas-2d-pane{flex:1}.cfg-canvases-split.view-2d-only .canvas-3d-pane,.cfg-canvases-split.view-3d-only .canvas-2d-pane{display:none}.cfg-canvases-split.view-3d-only .canvas-3d-pane{flex:1}.canvas-2d-pane,.canvas-3d-pane{position:relative;height:100%;overflow:hidden}#floorplan2DCanvas{display:block;width:100%;height:100%}.three-container{width:100%;height:100%}.pane-badge{position:absolute;top:12px;left:12px;background:#0f172abf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);padding:4px 10px;border-radius:6px;font-size:.75rem;font-weight:700;color:#cbd5e1;z-index:10;pointer-events:none}.canvas-hint{position:absolute;bottom:12px;left:12px;right:12px;background:#0f172abf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.08);padding:6px 12px;border-radius:6px;font-size:.8rem;color:#94a3b8;pointer-events:none;z-index:10}.cfg-inspector-panel{width:360px;background:#0f172a;border-left:1px solid #1E293B;display:flex;flex-direction:column;overflow-y:auto;z-index:20}@media (max-width: 1100px){.cfg-viewport-container{flex-direction:column;height:auto}.cfg-canvases-split{height:480px}.cfg-inspector-panel{width:100%;max-height:450px;border-left:none;border-top:1px solid #1E293B}}.inspector-header{padding:1rem 1.25rem;background:#1e293b;border-bottom:1px solid #334155;display:flex;justify-content:space-between;align-items:center}.inspector-header h3{font-size:1rem;font-weight:800;color:#f8fafc;margin:0}.inspector-badge{background:#0284c7;color:#fff;padding:3px 8px;border-radius:4px;font-size:.7rem;font-weight:700;text-transform:uppercase}.inspector-content{padding:1.25rem;display:flex;flex-direction:column;gap:1.25rem}.insp-empty{text-align:center;padding:2.5rem 1rem;color:#64748b}.insp-empty .empty-icon{font-size:2.5rem;margin-bottom:.75rem;opacity:.6}.insp-empty h4{color:#94a3b8;font-size:1.05rem;margin-bottom:.5rem}.insp-empty 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#00000080}.submit-head{text-align:center;margin-bottom:2.5rem}.submit-pill{display:inline-block;background:#38bdf826;color:#38bdf8;padding:4px 12px;border-radius:9999px;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem}.submit-head h2{font-size:2rem;font-weight:900;color:#f8fafc;margin-bottom:.75rem}.submit-head p{color:#94a3b8;font-size:1rem;line-height:1.6}.cfg-form{display:flex;flex-direction:column;gap:1.25rem}.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}@media (max-width: 640px){.form-row-2{grid-template-columns:1fr}.submit-card{padding:1.75rem}}.form-group{display:flex;flex-direction:column;gap:.4rem}.form-group label{font-size:.85rem;font-weight:600;color:#cbd5e1}.form-control{background:#0f172a;color:#f8fafc;border:1px solid #334155;border-radius:8px;padding:.75rem 1rem;font-size:.95rem;outline:none;transition:all .2s ease}.form-control:focus{border-color:#38bdf8;box-shadow:0 0 0 3px 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0}.popover-unit{font-size:.85rem;font-weight:700;color:#38bdf8}.popover-footer{display:flex;justify-content:flex-end}.popover-apply-btn{width:100%;display:inline-flex;align-items:center;justify-content:center;background:#0284c7;color:#fff;border:1px solid #38BDF8;border-radius:6px;padding:.45rem .8rem;font-size:.82rem;font-weight:700;cursor:pointer;transition:all .15s ease}.popover-apply-btn:hover{background:#0369a1;box-shadow:0 0 10px #38bdf84d}