Social Media Concert Story Mockup

"type": "social media story screenshot", "background_photo": "setting": "nighttime outdoor college festival", "perspective": "first-person view from the back of a dense crowd looking toward a brightly lit stage", "crowd": "dense gathering of young adults seen from behind, wearing casual clothing", "stage": "large outdoor concert stage emitting bright blue light, main LED screen displaying 'argument name=\"stage main text\" default=\"AKARAKA\"' and 'argument name=\"stage sub text\" default=\"2025 YONSEI\"', flanked by vertical banners reading 'AKARAKA'", "environment": "dark night sky, trees, a modern building with vertical illuminated slats on the left, two white event tents on the mid-left" , "ui_overlay": "top_header": "circular profile picture of a young woman, username 'argument name=\"username\" default=\"your_zzni\"', timestamp '6시간', with standard three-dot menu and 'X' close icons on the right", "center_text": "small white heart icon followed by the text 'argument name=\"overlay text\" default=\"대학 축제 낭낭하다\"' floating in the middle of the screen", "bottom_bar": "pill-shaped message input box containing the text '메시지 보내기', accompanied by a heart outline icon and a paper airplane icon on the right"