AI Prompt for High-End Product Marketing CGI Ad Visual

"Act as a senior art director and studio photographer for high-end advertising campaigns and e-commerce. Format & Canvas Vertical 9 :16. Background: {argument name="background color" default="warm off-white (# F4EFE6)"} or a neutral tone characteristic of the brand, with no visible shadows. Background Pattern Apply the brand’s signature motif as a large, tone-on-tone watermark (10–18% opacity). Motif size should be 15–25% of the canvas width, with a soft, slightly embossed feel. Logo Placement Position the Starbucks logo centered in the upper third. Width: 40–50% of the canvas. Use a flat, two-dimensional rendering in official brand colors. Place the wordmark below the logo in spaced uppercase letters, matching the logo color. Wordmark height: approximately 60% of the logo height. Product Placement Photorealistic Starbucks frappuccino with full material fidelity (cup, lid, straw, textures, branding details). Position: bottom right, angled at 25–35°. Cropped at 60–75%, occupying 55–65% of the canvas. Use soft contact shadows (8–12% opacity), with no harsh shadows. Lighting Soft, directional daylight (5500–6000K). Key light from top left, fill from the right. Minimal contrast (1.2–1.5:1), with global illumination for subtle light bounce. No edge highlights; reflections only on metallic elements. Avoid hard shadows. Typography & Finishing At the bottom: a thin horizontal line (1 px, 80% width, in brand color). Below it: microcopy ({argument name="microcopy text" default="social link or collection tag"}) in a clean sans-serif font, aligned with the context. Technical Specifications Photorealistic CGI (KeyShot/Octane style), 9: 16, ultra-high detail, f/16 depth of field, sharp edges, neutral color accuracy, slightly warm background, no environmental reflections. Mood reference: official visuals from Louis Vuitton / Bottega Veneta / Celine."