Art style: Split-screen vocal performance.
Close-up shots within the grid show the singers' mouths open as they sustain a harmony. The green ring light behind the center-bottom singer glows brightly. The sheet music below is clearly legible against a dark background. The overall mood is ethereal and harmonious.
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FINAL STYLE ENFORCEMENT (this is the authoritative rendering directive — it overrides any style wording elsewhere in the prompt):
Render this image entirely in "Split-screen vocal performance" style. Match the lighting grammar, material response, colour science, level of realism / stylisation, line weight, and shading model typical of "Split-screen vocal performance". Keep the subject, composition, camera angle, lighting direction, and colour palette from the description above — but EVERY surface, skin, fabric, material, and environmental element must be rendered in the "Split-screen vocal performance" idiom, not in any other medium.
