CS-cart based website Ecommerce

Hi, I need a Cs-cart based website using Php framework. we Want to be able to customize the website in the future with ease Its for a fitness equipment and supplement retailer. It will need alot of work and customization and must be very seo friendly with content pages for text on the site. these are some of the examples for similar websites [login to view URL] [login to view URL] [login to view URL] [login to view URL] the design must look good and modern as you can see from my examples they do have a certain look and feel to them unlike other sites. Its no good if you can get a fantastic background design the graphic design has to look good Alongside the fitness equipment we need a supplement categories and features. for example interms of supplements the website must have features that will match these from the following sites [login to view URL] [login to view URL] [login to view URL] in your portfolio please include only ecommerce sites that are made using the criterias we asked for. I am very easy to work with and I will be very specific in what I need but the actual creativity in design will have to come from you thank you for reading