Female Superhero Following Costume Color

Create an illustration of a female superhero with the following features:

1. Costume Color: Replace the red costume with a deep blue costume.
2. Headpiece: Change the headpiece to a sleek silver helmet design.
3. Pose: Show her in an action pose with one arm raised as if to cast a spell.
4. Gloves: Use black gloves instead of red ones.
5. Cape: Design the cape to be more flowing and transparent, with a gradient transitioning from blue to purple.
6. Background: Set against a cosmic background featuring swirling galaxies, stars, and nebulae, with no brand references.
7. Expression: Give her a determined expression, embodying strength and courage.

Focus on maintaining a dynamic composition while emphasizing her heroic stance.