Split-Screen Product Ad Poster

{"type":"split-screen e-commerce advertisement poster","style":"premium photorealistic retail marketing graphic, high contrast, polished commercial lighting, clean bold typography, modern direct-response ad design","canvas":{"aspect_ratio":"4:3","background":"black outer border with rounded-corner poster"},"layout":{"orientation":"vertical split","sections":[{"title":"left product ad","position":"left half","count":1,"product":"backpack","headline_lines_count":2,"cta_count":1,"footer_count":1},{"title":"right product ad","position":"right half","count":1,"product":"smartwatch","headline_lines_count":2,"cta_count":1,"footer_count":1}],"divider":"hard vertical split down the center"},"text":{"left":{"eyebrow":"{argument name=\"left eyebrow text\" default=\"URBAN\"}","headline":"{argument name=\"left headline text\" default=\"ADVENTURE READY\"}","features":"GENUINE LEATHER • 15\" LAPTOP SLEEVE • WATER RESISTANT","button":"SHOP NOW","footer":"FREE SHIPPING • LIMITED STOCK"},"right":{"headline":"{argument name=\"right headline text\" default=\"TRACK EVERY BEAT\"}","features":"HEART RATE • GPS • 14-DAY BATTERY","button":"SHOP NOW","footer":"FREE SHIPPING • LIMITED STOCK"}},"left_panel":{"scene":"rustic indoor setting with warm natural sunlight entering from the side","background_details_count":3,"background_details":["aged wall or wooden interior surface","window opening with soft greenery visible outside","dusty textured ground floor"],"product":{"type":"{argument name=\"left product\" default=\"brown leather backpack\"}","position":"lower left-center standing upright on the ground","material":"rich polished leather","color":"deep brown","details_count":5,"details":["top carry handle","double zipper top opening","large front zip pocket","side pocket visible on the left","structured rectangular silhouette"]},"supporting_props_count":2,"supporting_props":["a pair of dark sunglasses","a small brown notebook placed near the backpack"],"lighting":"warm cinematic sunlight from upper left creating soft highlights and earthy shadows","button_style":"white rectangular button centered near lower middle of the left panel with black uppercase text"},"right_panel":{"scene":"dark studio product shot with cool moody spotlight","background":"deep navy-to-black gradient","product":{"type":"round black smartwatch","position":"centered vertically and horizontally in right half","details_count":5,"details":["circular black face","glowing white-purple heart icon in the center of the screen","dark metal case","two side buttons visible on the right edge","fine mesh metal strap"]},"surface":"smooth studio floor with a soft circular shadow beneath the watch","lighting":"cool spotlight from above and slightly behind, creating rim light and dramatic shadow","button_style":"white rectangular button centered near lower middle of the right panel with black uppercase text"},"typography":{"font":"bold condensed sans-serif uppercase","color":"white","alignment":"centered within each panel","feature_line_style":"smaller uppercase subheadline with bullet separators"}}