FLUX AI Image Generated by Flux.1 Pro

Minimalistic modern app icon / logo for a workout tracking application, symbolic representation of strength, discipline and progress, simple geometric shape combining gym and log metaphor (for example: stylized barbell forming a checkmark or path), clean flat design, vector style, rounded edges, balanced proportions, cool blue and neutral sport color palette, high contrast on light and dark backgrounds, no text, no letters, no numbers, centered composition, app icon ready, professional, timeless, not aggressive