Originally Posted by kvz5
Maybe they didn't want to sexualized the character too much with the lower neckline and sexy hair?
The straight hair made her look more polished and professional which I suppose is what they ended up wanting for the character since she's a world class thief. I don't know.
ETA: She also looks better in the screen test IMO because she's still on her regular weight.
I don't think her weight changed too much, actually. It isn't as visible as Bale's, that's for sure.
Also, the sleek straight hair shows that she's always in control, which I think wasn't something that was written in with dialogue in the film. It wasn't that obvious, but her character always needed to be in control and that she knew what she was doing. That's how you got the sense that she was dangerous even though she dressed very feminine. Normally, women in tight-fitting outfits and super-high stiletto heels aren't dangerous, but she