Build a Classified Website for bitcoin

I want a classified website where people can buy and sell their digital stuff for bitcoins HOMEPAGE 1. The homepage will have A big search box, My site name and logo and links for ''Sell your stuff'' privacy policy, terms and disclaimer. 2. When a visitor searches a keyword, it displays relevant products from registered sellers. 3. When a visitor clicks on any of the results, he is taken to a unique page for that product. The page will contain the product information, product buy count, sellers trust rating and phone number SELLER 1. When a visitor wishes to become a seller, he will simply click the ''Sell your stuff'' button on the homepage and be taken to a registration page. 2. On the registration page he will fill his name and bitcoin address and upload the product and description. 3. The seller gets access to a control panel where he can create more ads and view traffic for his ads. 4. Each of the sellers ads will have a unique link. He can share this link and send traffic to his product page. ADMIN 1. The site will run on a standard CMS to allow me edit title, add blogs and write content. 2. I will have access to all sellers statistics and information from control panel 3. All ads must be reviewed approved by me before going live FUNCTIONALITY AND BILL 1. Sellers will pay a monthly subscription fee in bitcoin before ads can go live. Ads will go live automatically once the transaction is confirmed. This will be done by the use of a bitcoin payment gateway. 2. Once a visitor clicks to buy a product, the site displays a bitcoin payment gateway (like the ones on coinpayments or [login to view URL]) 3. Once the transaction is confirmed on the product page, the visitor will have access to the download button. 4. Visitors can rate the seller and add comments 5. Must be mobile friendly 6. Support all downloadable file formats