Describe the bug
An empty tab appears along visible tabs when a split view tab is hidden, the tab is movable, but functions the same as the empty spaces of the top bar.
To Reproduce
Steps to reproduce the behavior:
- Combine two tabs into a split view in a tab group
- Open another tab group so the split view tab is hidden
- Empty tab appears on top
Expected behavior
The shown tabs should only contain the tabs stored in the tab group, and the split tab should be fully hidden when its respective tab group is not open.
Screenshots

The empty tab taking up space in a tab group.

The split view tab that is hidden in the other tab group.
Desktop (please complete the following information):
- OS and version: Windows 11
- Firefox version: 150.0.2
- Simple Tab Groups version: 5.3.2
Additional context
Add any other context about the problem here.
Describe the bug
An empty tab appears along visible tabs when a split view tab is hidden, the tab is movable, but functions the same as the empty spaces of the top bar.
To Reproduce
Steps to reproduce the behavior:
Expected behavior
The shown tabs should only contain the tabs stored in the tab group, and the split tab should be fully hidden when its respective tab group is not open.
Screenshots

The empty tab taking up space in a tab group.
Desktop (please complete the following information):
Additional context
Add any other context about the problem here.