Beachside amphitheater, constructivist architecture, modern geometric shapes, bold white concrete, intricate wooden accents, vibrant turquoise glass, sleek metallic railings, dramatic staircases, futuristic LED lighting, daytime, sunny sky, few puffy clouds, warm golden light, gentle ocean breeze, seagulls flying overhead, vast sandy beach, tropical palm trees, lush greenery, distant sailboats, soft waves crashing against the shore, shallow water pools, scattered beach towels and umbrellas, 3/4 composition, wide-angle lens, high contrast, cinematic ambiance.