[suggestion] make the bottom bar "hideable" to gain the space for a more audio/video track
i'm fighting everyday with portrait videos and Kdenlive layout because the vertical video requires a much larger project monitor.
in these cases usually i reduce the tracks height .. but a little bit of more space can be very useful. the horizontal bottom bar can host an entire track making everything more comfortable. the only think that is keeping the bar on screen is the ZOOM SLIDER... making it a toolbar component can easly solve the issue making a much longer monitor preview , not loosing the zoom tool... and making everyone working with portrait videos more happy.
with a final result of: