Centered Green Circle Letter Logo on Black

Logo design for "KULKA BRAND". At the top center: a bold, white, beautiful, shiny capital "K" inside a dark green circle. Font for "K": Montserrat ExtraBold (geometric, modern, strong). Below the circle: the text "KULKA BRAND" in one line, pure white, bold, large font. Font for "KULKA BRAND": Helvetica Neue Bold (timeless, professional). Below that: the tagline "We Grow Your Business" in medium, shiny, colorful golden font. Font for tagline: Lato Medium (clean, elegant, lighter weight for contrast). Everything must be centered, modern, premium, and professional. Flat vector style, pure black background. Website‑ready dimensions: 250–400 px wide × 80–120 px tall for header, plus favicon versions at 32 × 32 px, 64 × 64 px, and 128 × 128 px.