Ultra-realistic 4K romantic night photo of a couple holding sparklers, creating a glowing heart shape with light trails in the air. Capture genuine smiles and soft romantic expressions, with realistic warm sparkler glow reflecting on their faces. Background shows a beautiful mountain silhouette and sunset sky with deep orange and purple hues. The couple stands close, holding hands, dressed elegantly — man in a white shirt and beige pants, woman in a lace white dress. Cinematic lighting, shallow depth of field, perfect bokeh, high-end professional camera look (Canon R5 / Sony Alpha FX3 style). Ultra-detailed skin texture, perfect lighting balance, natural colors, dreamy romantic mood.