A 52-year-old woman with chronic insomnia reports spending 9 hours in bed nightly but sleeping only 5 hours, with long periods lying awake worrying. Her PMHNP, trained in cognitive-behavioral therapy for insomnia (CBT-I), instructs her to limit her time in bed to 5.5 hours initially, use the bed only for sleep and sexual activity, and get out of bed if she is awake for more than 20 minutes. Which two CBT-I components are being implemented?