Create an original Happy Birthday image for BirthdayTo. Use case: a refined milestone birthday image that feels premium without showing a specific age. Style: kawaii pastel illustration, cute rounded details, cheerful soft palette. Audience: grateful, warm, family-oriented, mature, and calm. Canvas: 1:1 aspect ratio, premium milestone celebration layout without specific age numerals. Palette: black, champagne gold, ivory, and deep berry. Primary decorative focus: balloons, supported by birthday party details. Text requirement: include only the exact readable words "Happy Birthday"; no misspellings, no fake names, no dates, no small filler text. Composition requirement: high-quality finished image, clear focal point, clean margins, useful copy space, no watermark. Safety requirement: no recognizable real people, no celebrity likeness, no public figure, no brand logo, no trademarked character, no copyrighted character, no visible address, no license plate, no private-property identifier.
