When designing a bathroom for a single mother, my main priorities would be functional layout, safety, and relaxation. To begin with, I would suggest organizing the essential fixtures, such as the sink, tub/shower, and toilet, in a practical manner, taking into account that she may have limited time for her own self-care. Furthermore, safety is a critical aspect. It would be important to incorporate slip-resistant flooring and low-step shower entries. Additionally, if she has young children, features like lower sinks, child-friendly toilet seats, and childproof cabinets for potentially hazardous items should be included. In addition, the bathroom should serve as a calming retreat for the single mother at the end of a long day. This could include a small seated vanity area for personal grooming, a well-lit mirror, heated towel racks, and a built-in bathtub for relaxing soaks. The color scheme would focus on soft, soothing tones to promote a sense of peace.