Love how you connected her to Cancer energy. The Queen of Cups correspondence is such a natural fit - both are ruled by Cancer as the Cardinal Water sign, which is why that maternal protective energy runs so deep through this card. She rules from 20 degrees Gemini to 20 degrees Cancer in the Golden Dawn system, btw.
Something I’ve been noticing in my readings is how she shows up differently depending on what other hearts are present. When paired with the King of Hearts, the relationship reads as equally measured and secure - like they balance each other out. But alone, she can sometimes be signaling that your best relationship right now should be with yourself rather than anyone else. Twin flame stuff or just hardcore self-work time.
In career contexts I keep seeing her when someone’s stuck and the block is internal. She won’t tell you to change jobs - she’s pointing at your limiting beliefs about yourself. Also she tends to show up for people who’d thrive as healers or counselors. That emotional intelligence becomes a professional asset.