Those types of initiatives, that do not have a 2nd level category (sub-category) are mis-represented in the 2nd level of the structure (that one, that downfolds)
They should open to the right (orange), once the category without sub-category is selected.
@keikreutler
I want to emphasize again, how happy I am about the current development, as stated in Taiga : )
The menu structure looks really good, it has some small glitches, but looks very good, even on my smartphone.
Issue: As described here in the Taiga task #305