Banner LinkedIn profesional oscuro para startup

LinkedIn cover banner for: banner linkedin. Tagline: banner linkedin. Audience: startup founders. Banner kind: company page. Style: dark professional, sage + cream palette. Render the tagline as clean placeholder typography aligned to the safe zone (mobile crop). Left side reserved for profile picture overlap (no important elements bottom-left). 1584×396 LinkedIn cover proportions, no watermarks. No real-celebrity faces. No misleading professional credentials. Tagline text rendered sharp and grammatical. Target search intent (rendered visually, no on-image text): "banner linkedin" (es).