refer to chap 15 on any questions on her height. The one moment where she was leaning forward could just as easily be when she's tip toeing up. All that said, those 'perspective' shots certainly put her proportions as being more regular sized rather than being a chibi.
"Neither of them grew gigantic or shrunk. They just haven't been compared so you didn't realize."
@BuffSoul, refer to chap 15, they have been directly compared but only now are they both 'standing straight without height manipulation'