格调视角下的白板风简易图示

Turn this text into a simple whiteboard-style diagram. Points: - Place the main concept in the center - Use arrows to show flow and relationships - Put important parts in boxes - Keep explanations short, only key points Make the size 16:9, and create a clean diagram that is easy to view on smartphones.。建议：分别做硬光和柔光两版，对比后再选定方向更稳妥。