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var(--border);display:flex;flex-direction:column;gap:8px}.json-title-row{display:flex;align-items:center;gap:8px}.json-title-row h3{font-size:14px;font-weight:600}.json-actions{display:flex;gap:6px;flex-wrap:wrap}.badge{font-size:11px;font-weight:600;padding:2px 8px;border-radius:10px}.badge-ok{background:#22c55e26;color:var(--success)}.badge-error{background:#ef444426;color:var(--danger)}.validation-errors{padding:8px 14px;border-bottom:1px solid var(--border);background:#ef44440d;max-height:150px;overflow-y:auto}.json-code-wrapper{flex:1;overflow-y:auto}.import-panel{padding:10px 14px;border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:8px}.import-textarea{min-height:100px;font-family:monospace;font-size:12px}.canvas-empty{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;z-index:5;pointer-events:none}.canvas-empty-box{background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;padding:40px 48px;text-align:center;max-width:440px;display:flex;flex-direction:column;gap:12px;pointer-events:all;box-shadow:0 8px 32px #0006}.canvas-empty-icon{font-size:40px;color:var(--accent)}.canvas-empty-box h2{font-size:18px;font-weight:600}.canvas-empty-box p{font-size:13px;color:var(--text-secondary);line-height:1.6}.btn-ghost-sm{background:transparent;color:var(--text-muted);border:1px solid var(--border);border-radius:6px;padding:4px 10px;font-size:12px;cursor:pointer;transition:border-color .15s,color .15s}.btn-ghost-sm:hover{border-color:var(--danger);color:var(--danger)}.confirm-inline{display:flex;align-items:center;gap:6px;animation:fadeIn .15s ease}.confirm-label{font-size:12px;color:var(--text-secondary);white-space:nowrap}@keyframes fadeIn{0%{opacity:0;transform:translate(4px)}to{opacity:1;transform:translate(0)}}.label-hint{color:var(--text-muted);font-weight:400}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.react-flow__attribution{display:none}.react-flow__controls{background:var(--bg-surface)!important;border:1px solid var(--border)!important}.react-flow__controls-button{background:var(--bg-surface)!important;border-bottom:1px solid var(--border)!important;color:var(--text-secondary)!important;fill:var(--text-secondary)!important}.react-flow__controls-button:hover{background:var(--bg-elevated)!important}.error-boundary{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg-base)}.error-boundary-box{background:var(--bg-surface);border:1px solid rgba(239,68,68,.4);border-radius:var(--radius);padding:32px 40px;text-align:center;max-width:480px;display:flex;flex-direction:column;gap:12px}.error-boundary-box h2{font-size:18px;color:var(--danger)}.error-boundary-box p{color:var(--text-secondary);font-size:13px;line-height:1.6}.btn-ghost-active{color:var(--accent)!important;border-color:var(--accent)!important}.mobile-tabs{display:flex;flex-shrink:0;background:var(--bg-surface);border-top:1px solid var(--border);z-index:20}.mobile-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:10px 4px;background:none;border:none;cursor:pointer;color:var(--text-muted);transition:color .15s;-webkit-tap-highlight-color:transparent;font-family:var(--font)}.mobile-tab.active{color:var(--accent)}.mobile-tab-icon{font-size:18px;line-height:1}.mobile-tab-label{font-size:10px;font-weight:500}@media (max-width: 639px){.toolbar{padding:0 12px;height:48px}.toolbar-left,.toolbar-right{gap:8px}.toolbar-logo{font-size:14px}.sidebar{width:100%;min-width:0;border-right:none}.json-preview{width:100%;min-width:0;border-left:none}.panel-sidebar,.panel-canvas,.panel-json{width:100%;height:100%}}@media (min-width: 640px) and (max-width: 1023px){.sidebar{width:260px;min-width:220px}.json-preview{width:300px}.toolbar{padding:0 16px}.toolbar-right{gap:8px}}