body { background: #f8fafc; font-family: Inter, system-ui, sans-serif; color: #0f172a; }
.public-canvas { position: relative; min-height: 1200px; background: #eef2ff; border: 1px solid #e2e8f0; border-radius: 20px; overflow: auto; }
.public-node { position: absolute; padding: 16px; border: 1px solid #d1d5db; border-radius: 16px; box-shadow: 0 8px 24px rgba(15,23,42,.08); }