Prompt:

"Vertical infographic card for AI tool introduction, large bold title 'DeepSeek' at the top, subtitle 'Free All-in-One Assistant Chinese Best', three key feature points listed with small icons: writing/analytics/long document summary, bottom tag row with three pill-shaped labels 'Free' 'Image Recognition Mode' 'Made in China Standard', Morandi palette with muted teal and warm gray, minimalist clean layout, soft shadow cards, white background, 3:4 ratio, no real logos"