Banner futurista para medida portada fb en Facebook

Multi-platform social cover banner for medida portada fb. Primary platform: Facebook page cover. Tagline: medida portada fb. Vibe: tech futuristic, vibrant gradient palette. Strong visual hierarchy with the brand name + tagline rendered as clean placeholder typography. Safe zone awareness so important content stays in the visible center across crops. No watermarks. No real-celebrity likenesses. No copyrighted franchise look-alikes. Target search intent (rendered visually, no on-image text): "medida portada fb" (es).