Art style: 3D Medical Illustration.
A high-contrast end card set against a solid olive green #525e3b background. In the center, a minimalist medical logo is displayed. Below it, a prominent white rectangular button features the word 'SUBSCRIBE' in clean sans-serif typography. The composition is centered and balanced. The lighting is bright and clear, creating a modern, professional digital aesthetic.
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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 "3D Medical Illustration" style. Match the lighting grammar, material response, colour science, level of realism / stylisation, line weight, and shading model typical of "3D Medical Illustration". 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 "3D Medical Illustration" idiom, not in any other medium.
Brand guidelines:
Brand color palette: #525e3b. Use these colors prominently in the composition.
