Sustainable coastal architecture, oceanfront promenade, sandy beach, gentle waves, sea salt air, driftwood accents, weathered stone walls, curved lines, organic forms, eco-friendly materials, solar panels, wind turbines, green roofs, rainwater harvesting systems, living walls, mangrove forests, coral reefs, seagulls flying, warm sunny day, soft natural lighting, shallow depth of field, 3/4 composition, panoramic view, realistic textures, ambient occlusion.