Creating Realistic Venetian Street-Fashion Photography

Create a highly realistic candid travel photograph of a young Western/Caucasian man standing casually on a small stone bridge beside a narrow Venetian canal in Venice, Italy. He has a slim youthful build, slightly messy medium-length dark brown hair, and is wearing narrow black rectangular sunglasses. He is dressed in a loose oversized charcoal-gray T-shirt and relaxed-fit vintage blue jeans with a slightly baggy silhouette. The young man is casually leaning near the bridge railing, holding a small white takeaway coffee cup close to his mouth with one hand while taking a sip. His other hand is casually placed inside his jeans pocket. His posture is relaxed and natural, with a slightly tilted stance, creating an effortless European summer-travel aesthetic. The bridge and surrounding stone walls are heavily covered with colorful graffiti, handwritten tags, and street-art markings, giving the scene an authentic urban Venetian atmosphere. Behind him is a beautiful narrow canal with pale turquoise-green water. Across the canal are old Italian residential buildings with warm yellow and ochre facades, dark green wooden window shutters, small balconies, flower boxes, arched doorways, and weathered walls. Capture the scene from a slightly low-to-eye-level perspective, with the man as the clear main subject while keeping the Venetian architecture and canal prominently visible in the background. Natural warm daylight, subtle Mediterranean sunlight, realistic shadows, authentic skin texture, detailed fabric, realistic denim texture, natural hair, cinematic travel photography, documentary-style candid composition, slightly grainy digital-camera aesthetic, soft depth of field, realistic colors, high dynamic range, extremely photorealistic, editorial street-fashion photography, 4K detail. Composition: vertical 4:5 portrait, full-body framing, subject slightly left of center, canal and colorful Venetian buildings visible behind him, natural perspective, spontaneous Instagram travel-photo aesthetic. No text, no watermark, no logos. If you're replacing the person in another photo: add this at the beginning: > Replace the existing person completely with a handsome young Western/Caucasian man while preserving the exact original pose, body position, scale, perspective, lighting, and composition. 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.