No. The branches should be logically complete and prioritized, not visually symmetrical.

Real business problems are rarely perfectly balanced. Forcing equal numbers of sub-points can add filler and weaken the structure.

A market-entry case may require detailed economics analysis but only a short regulatory check if the prompt indicates regulation is straightforward.

Focus on whether each branch covers the important questions. Add detail where the case needs it, not where the page looks empty. If useful, this guide on case structure vs. case framework gives more detail.

Uneven buckets are fine if the logic is complete.