Trendy Sports Style, Big Capacity for Long Drinks

[Format] Professional e-commerce product main image, square 1:1, sporty youthful drinkware advertising style with a tennis-court palette. [Colors] A split background: soft mint green on the left two-thirds and a deeper green panel on the right; court-blue floor at the base; the purple-to-white gradient bottle is the hero; tennis balls add lime pops; purple price blocks. No frame border. [Layout] A slim white logo bar top-left. A two-line heavy purple headline sits upper left above a purple pill and three black-dot bullet lines. The big sports bottle stands centre-right on the blue floor, a purple tennis racket leaning behind it and two lime tennis balls at its base. A purple price card anchors the lower-left corner; a green band carries the deal line along the bottom. [Subject] A large 1.8L sports water jug with a purple-to-white ombré body, a purple flip-lock lid with a carry loop and a moulded side handle, "GAODING" printed on the front and "1.8L" near the base; a purple strung racket leans at the right edge; two fuzzy tennis balls sit on the court-blue floor. [Headline] Purple stack: "Trendy Sports Style, Big Capacity for Long Drinks" in heavy white characters. Purple pill: "All-round fitness sports bottle". Bullets: "1.8L extra-large capacity", "One-click flip lid", "Double-wall vacuum insulation". Purple card: "Event price $49.8" with "$49.8" oversized. Green band: "Spend $69 save $15, plus custom engraving service and a cleaning brush" in white. [Badges] Small purple "YOUR LOGO" tag at the top-left. [Mood] Energetic, preppy and workout-ready; mint and court blues with purple accents, active-lifestyle freshness at thumbnail size.