Conceptual design of an online electronics store in a dark style with cyan accents. Developed as a demonstration of UI/UX for e-commerce in the computer technology segment. Implemented: fixed sidebar with categories and icons, top navigation with login button, search bar, hero banner with gradient CTA, promotional cards for promotions, product grid, reviews section, newsletter subscription block, brand line, bottom comparison panel and cart. HTML5, CSS3 (Grid, Flexbox), Google Fonts (Space Grotesk + Inter).