Minimal flat vector illustration showing an optometrist doctor in eyeglasses and white lab coat, holding a clipboard with a simple stylized eye chart icon, calm confident posture, abstract background with blue circular shapes, professional but friendly mood, in EyeLife style, minimal flat vector illustration, calm medical blue monochrome palette (#145281, #82A7AE, #92D6ED, #B0D7EA, #D3E9F6, #D5EAF7, #FFFFFF), clean healthcare app aesthetic, soft abstract circular background suggesting clarity and focus, no gradients, no outlines, no shadows, no warm or skin tones beyond palette, smooth shapes, balanced composition, consistent with EyeLife intro illustration style