Create a premium cinematic 3D travel poster displayed on a modern frameless smartphone, naturally held in one realistic human hand. Use a close-up, slightly tilted perspective with glossy metallic edges, realistic glass reflections, punch-hole camera, natural skin texture, and premium commercial photography. 3:4 vertical composition. Inside the screen, create a vintage travel postcard for [CITY], [COUNTRY], combining photorealistic travel photography, handcrafted parchment textures, miniature 3D diorama aesthetics, and luxury editorial design. Typography & Details: Large elegant “[CITY]”, followed by “[COUNTRY]”, accurate country flag, [AIRPORT CODE], city name, [LATITUDE], [LONGITUDE], vintage compass rose, and retro travel stamp reading “[CITY] — [COUNTRY]”. Keep all text clean, correctly spelled, aligned, and legible. Main Diorama: Create a spectacular miniature destination emerging through a realistic torn-paper opening, featuring [LANDMARK 1] as the dominant landmark plus [LANDMARK 2], [LANDMARK 3], [LANDMARK 4], authentic local architecture, landscapes, streets, vegetation, culturally appropriate vehicles, and a backpacking traveler. Add a realistic “[CITY NAME]” destination sign and layered vintage tickets, maps, stamps, postcards, and travel ephemera. Paper Effects: Realistic torn edges, curled corners, paper fibers, wrinkles, layered sheets, contact shadows, depth, and handcrafted textures. Lighting & Style: Warm cinematic golden-hour lighting, realistic shadows, global illumination, ambient occlusion, volumetric light, subtle rim lighting, natural reflections, HDR, shallow depth of field, premium editorial color grading. Environment: Keep the smartphone extremely sharp while the real-world background is softly blurred with destination-related scenery and natural bokeh. Bottom UI: Add four minimal circular line icons: Phone — Message — Navigation — Camera. Quality: Ultra-realistic, photorealistic, physically based materials, detailed miniature architecture, realistic human hand, cinematic commercial photography, crisp typography, highly polished, sophisticated, 8K-quality detail. Negative Prompt: No distorted phone, malformed hands, extra fingers, duplicated landmarks, warped architecture, incorrect flag, unreadable/random text, inaccurate landmarks, generic buildings, cartoonish people, plastic skin, oversaturation, excessive blur, watermark, logos, floating objects, unnatural perspective, unrealistic shadows, or incorrect cultural elements.