If the toes and the ball of your foot are the "pressure point" rather than your entire foot on the pedal, it would be my humble opinion that you are not close enough.
Move the seat forward until you entire foot is flat on the pedal.
Our Rig:
2005 Dodge 3500 - Dually- Cummins
2006 Outback 27 RSDS
We also have with us two rescue dogs. A Chihuahua mix & a Catahoula mix.
"I did not get to this advanced age because I am stupid."
Full time since June 2006