A vibrant illustration celebrating World Mental Health Day, featuring diverse people of different ages and backgrounds standing together in a circle, holding hands in solidarity. The background is filled with soft, calming hues of green and blue, symbolizing peace and hope. Gentle sunlight filters through leafy trees, casting a warm, uplifting glow. Around the group, floating icons of hearts, brains, and speech bubbles represent support, understanding, and open conversation about mental health. The overall mood is positive, inclusive, and encouraging, emphasizing unity and compassion.