Beach amphitheater, constructivist architecture style, sandy dunes, tropical plants, palm trees, blue sky with puffy white clouds, dramatic shadows, concrete structures, geometric shapes, futuristic design elements, metallic accents, glass railings, modern staircases, beach volleyball court, lifeguard towers, distant sailboats, seagulls flying overhead, warm sunlight casting long shadows, 3/4 composition, low-angle shot, cinematic lighting, vibrant colors.