e-comm store

I need a responsive website. I need you to design and build my online store responsive website on asp.net, c# and mssql with the source code of it and with features as below. Vendor get registered and i will inquire about his product and fix a percent and payment holding days after delivery of goods there must be option to write simple contract between me and vendor which must be always visible to vendor dashboard, then approval his access to upload his products (registration include payment processing option like paypal). Approved vendor will be granted access to upload his products. Customer get registered by email or mobile with option to edit and save delivery address and making payment via paypal. Customer shop on the e-comm store and order the product from vendor. Vendor accept received order and confirm delivery date to customer. Payment must be visible to vendor on his account in pending to released page till the customer confirm the delivery of product, once the product delivery is confirmed by me with customer via online delivery confirmation and a call verification i will released the payment to vendor account.