Відновлювана енергія

        graph LR
  Center["Відновлювана енергія"]:::main
  Pre_physics["physics"]:::pre --> Center
  click Pre_physics "/terms/physics"
  Rel_energy_efficiency["energy-efficiency"]:::related -.-> Center
  click Rel_energy_efficiency "/terms/energy-efficiency"
  Rel_carbon_footprint["carbon-footprint"]:::related -.-> Center
  click Rel_carbon_footprint "/terms/carbon-footprint"
  Rel_energy_density["energy-density"]:::related -.-> Center
  click Rel_energy_density "/terms/energy-density"
  classDef main fill:#7c3aed,stroke:#8b5cf6,stroke-width:2px,color:white,font-weight:bold,rx:5,ry:5;
  classDef pre fill:#0f172a,stroke:#3b82f6,color:#94a3b8,rx:5,ry:5;
  classDef child fill:#0f172a,stroke:#10b981,color:#94a3b8,rx:5,ry:5;
  classDef related fill:#0f172a,stroke:#8b5cf6,stroke-dasharray: 5 5,color:#94a3b8,rx:5,ry:5;
  linkStyle default stroke:#4b5563,stroke-width:2px;