{
  "$schema": "https://openpresentation.org/schema/opf/v1",
  "name": "Dynamic composition",
  "slides": [
    {
      "title": "Give the main idea more room",
      "subtitle": "Weighted tracks preserve intent as the content changes.",
      "composition": {
        "mode": "row",
        "weights": [
          2,
          1
        ],
        "overflow": "error"
      },
      "blocks": [
        {
          "text": "A shared layout contract gives the editor, preview, and PowerPoint export the same content geometry. The narrative stays in JSON and remains easy to revise."
        },
        {
          "text": "Change the words. Keep the structure. Review the result."
        }
      ]
    },
    {
      "title": "Let a growing set of ideas reflow",
      "composition": {
        "mode": "auto",
        "columns": 3
      },
      "blocks": [
        {
          "text": "Describe the decision."
        },
        {
          "text": "Support it with evidence and context that the audience can understand."
        },
        {
          "text": "Explain the tradeoffs."
        },
        {
          "text": "Name the next step and the person responsible for it."
        },
        {
          "text": "Measure the result."
        }
      ]
    },
    {
      "title": "Promoted rows have distinct positions",
      "top": {
        "text": "First: state the situation."
      },
      "middle": {
        "text": "Then: explain the change."
      },
      "bottom": {
        "text": "Finally: make the recommendation."
      }
    },
    {
      "title": "Arrange each idea and its supporting details",
      "composition": {
        "mode": "row",
        "weights": [
          2,
          1
        ],
        "overflow": "error"
      },
      "blocks": [
        {
          "composition": {
            "mode": "column",
            "weights": [
              1,
              2
            ],
            "padding": 0.02
          },
          "blocks": [
            {
              "text": "Keep the recommendation and its evidence together."
            },
            {
              "composition": {
                "mode": "row"
              },
              "blocks": [
                {
                  "text": "Evidence: share the same geometry across previews and exports."
                },
                {
                  "text": "Action: revise one group without rearranging the whole slide."
                }
              ]
            }
          ]
        },
        {
          "text": "A separate column holds the supporting context."
        }
      ]
    }
  ]
}