There's a version of exhaustion that doesn't improve with sleep. It sits beneath motivation, beneath effort, beneath the ordinary logic of rest and recovery. What you're describing is a neurophysiological state, and it has a name.

You've done the work. You've learned the breathing techniques, tracked the thought distortions, built a morning routine, and read the books. And yet something still sits beneath all of it, untouched by the strategies that were supposed to help.