Istanbul Retro Travel Poster Design

Create a modern AI-generated travel poster inspired by the aesthetics of Wild Fever Studio on Etsy, centered around (city). Combining the city's local character with minimalist architectural illustrations, simplified geometric shapes, and refined contemporary visual systems. Highlight iconic landmarks such as Hagia Sophia, the Blue Mosque, the Galata Tower, the Bosphorus Ferry, colorful streets, Turkish cafés, seagulls, tulips, and warm sunset tones. Using a balanced editorial style composition, soft grained textures, bold typography, the vibrancy of retro-modern travel posters, soft yet cinematic colors, and clean negative spaces. The atmosphere should be artistic, refined, nostalgic, and culturally rich, combining the warmth of the Mediterranean with modern design aesthetics, suitable for city travel posters that align with Pinterest's aesthetic.