Sip of summer: a Limoncello Spritz cocktail with a lemon slice and ice cubes in a glass on the table, set against a background of an Italian coastal landscape with charming houses and lush greenery. Rendered in a vintage poster style, with a vector illustration in bright citrus colors and a flat design. Detailed, high-resolution, professional-quality vector art with a carefully curated color palette, sharp focus, high detail, clear lines, smooth edges, clean background, natural lighting, and a professional composition. Digital art.