Indian couple portrait at a charming vintage railway station,

Create a realistic Indian couple portrait at a charming vintage railway station, classic train in the background, stylish brown jacket and long coat, warm cinematic sunlight, nostalgic film photography, candid travel moment, original faces unchanged, highly detailed, vertical 4:5. Insert discreet watermark in the lower right corner of the image, vertical text (rotated 90°), written "aipromptlabs.online", Calibri Light font, white color with low opacity (semi-transparent), medium size. Extreme sharpness on the face, fabric texture and typography of the letters. Shot on Canon EOS R5, 50mm f/2.8, studio light.