"Develop a thumbnail for a video about mental health awareness, featuring a photorealistic heart-shaped object cradled in human hands against a backdrop of a soft-focus, soothing environment. This image should symbolize the care and love necessary for mental health, with the hands representing support and protection. The focus on realistic textures and warmth in the image conveys a personal and inviting message of understanding and empathy, chaos, 4k --ar 16:9 --niji 6