Портрет с кобальтовой уверенностью

create an image of a stylish woman in a plain navy crewneck shirt and oversized black wayfarer sunglasses, bust-up portrait with shoulders angled slightly, chin lifted, gaze looking off-camera to the right, subtle confident expression set a seamless deep cobalt-blue studio backdrop with gentle gradient falloff light with strong softbox key at 45° camera-left and a faint rim light camera-right to carve the hairline, add glossy specular highlights on the sunglasses use a refined monochrome palette of navy, cobalt, and charcoal with natural skin tones shoot at eye level on a full-frame camera, 85mm lens, f/2.0, crisp focus on eyelashes, shallow depth of field, centered composition with clean negative space