Venn diagram demo

      venn-beta
        title Very Basic Venn Diagram
        set A
        set B
        union A,B["AB"]
      

      venn-beta
        title Three overlapping sets
        set A
        set B
        set C
        union A,B["AB"]
        union B,C["BC"]
        union A,C["AC"]
        union A,B,C["ABC"]
        style A,B fill:skyblue
        style B,C fill:orange
        style A,C fill:lightgreen
        style A,B,C fill:white, color:red
      

        %%{init: { 'theme': 'dark' } }%%
        venn-beta
          title Night Shift Sets
          set A["Frontend"]
            text d3
            text react
          set B["Backend"]
          set C["Ops"]
          union A,B["APIs"]
          union B,C["Infra"]
          union A,C["SRE"]
          union A,B,C["Shared"]
        

      %%{init: { 'venn': { 'useDebugLayout': true } } }%%
      venn-beta
        title Four sets with all pairwise intersections
        set A:18
        set B:18
        set C:18
        set D:18
        union A,B:5
        union A,C:2.5
        union A,D:5
        union B,C:5
        union B,D:2.5
        union C,D:5
      

      venn-beta
        title Three concatenated sets and one isolated set
        set A["ALPHA"]:15
        set B["BETA"]:5
        set C:10
        set D["DELTA"]:10
        union A,B["AB"]:1
        union B,D:1
        style A,B fill:gold
      

      venn-beta
        title Text nodes inside sets
        set A["Colored texts"]:18
          text rgba["rgba"]
          text rgb["rgb"]
          text hex["hex"]
          text colorname["color name"]
        set B["Default texts"]:12
          text default["default color"]
        union A,B["Common"]:5
          text shared["shared note"]
        style rgba color:rgba(255, 0, 0, 0.75)
        style rgb color:rgb(255, 0, 128)
        style hex color:#ff33cc
        style colorname color:green
      

      %%{init: { 'venn': { 'useDebugLayout': true } } }%%
      venn-beta
        title Many text nodes in debug text layout mode
        set A["Five nodes"]:18
          text A1
          text A2
          text A3
          text A4
          text A5
        set B["Nine nodes"]:18
          text B1
          text B2
          text B3
          text B4
          text B5
          text B6
          text B7["Long label"]
          text "B8 with a long label"
          text "B9 with a loooooooong label"
        union A,B["Common"]:3
          text shared["shared note"]
        style B4 color:red
        style B7 color:green
      

      %%{init: { 'theme': 'forest' } }%%
      venn-beta
        title Forest Theme
        set A["Flora"]
        set B["Fauna"]
        set C["Fungi"]
        union A,B["Symbiosis"]
        union B,C["Ecosystem"]
        union A,C["Decomposition"]
        union A,B,C["Biodiversity"]
      

      %%{init: { 'theme': 'neutral', 'themeVariables': { 'primaryColor': '#4a90d9', 'secondaryColor': '#d94a4a' } } }%%
      venn-beta
        title Neutral Theme with Custom Colors
        set X["Design"]:15
        set Y["Engineering"]:15
        union X,Y["Product"]:5
      

      %%{init: { 'look': 'handDrawn', 'handDrawnSeed': 1 } }%%
      venn-beta
        title Hand-drawn Three Sets
        set Frontend
        set Backend
        set DevOps
        union Frontend,Backend["Fullstack"]
        union Backend,DevOps["Infra"]
        union Frontend,DevOps["SRE"]
        union Frontend,Backend,DevOps["All"]
      

      %%{init: { 'look': 'handDrawn', 'handDrawnSeed': 1 } }%%
      venn-beta
        title Hand-drawn with Styles & Text Nodes
        set A
          text "Item 1"
          text "Item 2"
        set B
          text "Item 3"
        union A,B
          text "Shared"
        style A fill:#ff6b6b
        style B fill:#4ecdc4
        style A,B fill:#ffe66d
      

        %%{init: { 'theme': 'dark', 'look': 'handDrawn', 'handDrawnSeed': 2 } }%%
        venn-beta
          title Sketchy Night Sets
          set A["Frontend"]
          set B["Backend"]
          set C["Ops"]
          union A,B["APIs"]
          union B,C["Infra"]
          union A,C["SRE"]
          union A,B,C["Core"]