A Korean public safety campaign poster about fire prevention, vertical A2 composition. A clearly recognizable red fire extinguisher, smoke detector, emergency exit stairs, and a controlled warning flame icon arranged in a clean visual hierarchy. Bold Korean typography reading '화재 예방' and smaller readable text '안전 수칙을 확인하세요', high contrast red, navy, white, and warm yellow palette, crisp flat editorial design, generous margins for print, strong alignment grid, accessible civic information poster, subtle paper grain, no brand logos, no watermark.