Modern minimalist home, no architect, amateur designer, DIY enthusiast, casual clothing, messy hair, holding a pencil, standing in front of a large whiteboard, various design sketches scattered on the floor, colorful Post-it notes on the wall, natural light pouring through the window, plants on the shelf, wooden desk with a laptop and coffee cup, cozy atmosphere, warm color tone, shallow depth of field, soft focus, morning sunlight, peaceful ambiance.