Traduction littéraire : analyse des structures emphatiques

Traduisez le passage suivant en français, en veillant à rendre les nuances stylistiques, notamment l'utilisation du gérondif et la structure emphatique :

"Never had she felt such a profound sense of displacement as when she stood before the mirror, questioning the reflection that seemed to be mocking her very existence. It was not merely the loss of her heritage that haunted her, but the daunting realization that she was becoming a stranger to her own thoughts."