"Okay, I’m convinced you have the best style. That outfit is perfection! How’s your day going?" Option 4: Focusing on Personality (After connecting)
"आप बहुत सुंदर लग रहे हैं (Aap bahut sundar lag rahe hain). That color looks absolutely beautiful on you!" (Translation: You look very beautiful) Option 3: Modern/Playful
Mention a unique detail (e.g., her style, her smile, her energy) rather than just "pretty".
Using polite Hindi (if comfortable) is well-received.