Have a gander at my current care sheet if ya like:
View attachment 186200
Feel free to spread it around if you approve of my design.
I hope some up and coming Red Foot Tortoise fans can learn from this~
You don't need a hot side/cool side with RF tortoises. An overall of about 80F is fine. Also, your night time temperature (like was said above) is too cold. There's no need to fluctuate the humidity. It should always be high.