Reproduction steps:
1. Create a new project
2. Install Entities package in Package Manager (Window > Package Management > Package Manager > Entities)
3. Right-click on Hierarchy window and create a Sub Scene (New Sub Scene > Empty Scene…)
4. Window > Entities > Systems
5. Select any item in the Systems window list
6. Resize Inspector section and observe
Actual result: Inspector section content goes outside section bounds
Expected result: Inspector section content remains within the section bounds
Reproducible with: 6.5.0 (6000.5.0a5, 6000.5.0a6)
Couldn’t reproduce with: 1.4.4 (6000.0.66f2, 6000.3.7f1), 6.4.0 (6000.4.0b7), 6.5.0 (6000.5.0a4) (No Inspector section)
Reproduced on: macOS Sequoia 26.2 (M4)