Create an Eye-Catching Social Media Banner Image

Design a professional social media banner image optimized for [PLATFORM, e.g., Facebook, Twitter/X, LinkedIn, YouTube] for a [BUSINESS TYPE/BRAND] called "[BRAND NAME]" with the following detailed requirements: 1. **Banner Purpose**: This banner is for [PURPOSE, e.g., a product launch, seasonal promotion, brand awareness campaign, event announcement]. The key message to communicate visually is [KEY MESSAGE, e.g., '50% off summer sale', 'Join our upcoming webinar', 'Introducing our new product line']. 2. **Visual Composition**: Create a horizontal, wide-format composition. Place the primary visual element on the [LEFT/RIGHT] side and leave the [OPPOSITE SIDE] relatively clean for text overlay zones. Ensure the central "safe zone" (the area visible across all devices) contains the most critical visual information. 3. **Brand Elements**: Incorporate the brand's color scheme of [BRAND COLORS, e.g., navy blue #1A2B4C and gold #D4AF37]. The overall style should feel [BRAND PERSONALITY, e.g., modern and tech-forward, warm and approachable, bold and disruptive]. 4. **Visual Subject**: Feature [VISUAL ELEMENTS, e.g., a flat-lay of products, an abstract geometric pattern, a lifestyle scene showing people using the product, a cityscape backdrop]. The imagery should resonate with [TARGET DEMOGRAPHIC, e.g., millennials, B2B decision-makers, fitness enthusiasts]. 5. **Background Treatment**: Use a [BACKGROUND STYLE, e.g., gradient from dark to light, blurred lifestyle photo, solid color with subtle texture, split-tone design] that ensures any overlaid text remains legible. 6. **Mood & Energy**: The overall feel should be [ENERGY LEVEL, e.g., high-energy and exciting, calm and trustworthy, playful and fun, sleek and premium]. 7. **Avoid**: Do not include any actual text, logos, or watermarks in the generated image — only create the visual backdrop and imagery that text can be added to later in post-production.