Return to Answer

Salesforce flattens data and uses aria-expanded, aria-level for styling. I would suggest the same. Here is the script to flatten data. I also updated playground with simple styling for Id

UPDATE: Created separate playground to not override changes.

Salesforce flattens data and uses aria-expanded, aria-level for styling. I would suggest the same. Here is the script to flatten data. I also updated playground with simple styling for Id

UPDATE: Created separate playground to not override changes.

Salesforce flattens data and uses aria-expanded, aria-level for styling. I would suggest the same. Here is the script to flatten data. I also updated playground with simple styling for Id

UPDATE: Created separate playground to not override changes.

Salesforce flattens data and uses aria-expanded, aria-level for styling. I would suggest the same. Here is the script to flatten data. I also updated playground with simple styling for Id

UPDATE: Created separate playground to not override changes.

UPDATE Added expand/hide.

Salesforce flattens data and uses aria-expanded, aria-level for styling. I would suggest the same. Here is the script to flatten data. I also updated playground with simple styling for Id

Salesforce flattens data and uses aria-expanded, aria-level for styling. I would suggest the same. Here is the script to flatten data. I also updated playground with simple styling for Id

UPDATE: Created separate playground to not override changes.