Woman by Window Backlit Sporty Commercial AI Image Prompt

A young adult East Asian woman standing in front of a floor-to-ceiling glass window, with her body facing away from the camera at about 150°, hands naturally resting on the window frame, body leaning slightly forward, shoulders relaxed, head naturally looking back at the camera, eyes calm, confident, and soft, lips naturally closed. A slender and athletic but not overly exaggerated figure, with a clear waistline, elegant shoulder and back lines, natural hip-to-leg proportions, long legs, one foot naturally on tiptoe with only the toes lightly touching the ground, giving an overall light posture. Black sports bra (cross-back X-shape design with thin straps), black high-waisted tight sports shorts, high-end matte sports fabric, without any logos or text. Deep brownish-black hair tied in a natural messy bun, with a small amount of loose hair falling naturally, realistic hair texture. Modern high-rise apartment floor-to-ceiling windows, overlooking a modern city CBD outside, buildings slightly blurred, cold-colored urban landscape in winter or early spring, glass with slight natural reflections. Sunlight streaming in from the window around 9 AM, creating realistic backlighting and rim lighting, sunlight illuminating the shoulders, back, and edges of the hips and legs, skin with natural warm highlights, interior maintaining soft shadows, without using HDR. Overall low-saturation tone, creamy colors, high-end commercial advertising style, in the style of Lululemon, Alo Yoga, Nike Women Campaign. Negative Prompt: plastic skin, CGI, AI look, cartoon, illustration, oversaturated, HDR, distorted anatomy, bad hands, extra fingers, extra limbs, deformed legs, exaggerated hips, unrealistic muscles, glossy skin, watermark, logo, text, blur, low quality.