Fitness site development

Must be easy to update myself. see [login to view URL], [login to view URL], [login to view URL] Must be responsive (view-able on desktop and mobile) Pages and Store must be relatively easy for me to edit/update myself Must accept paypal, creditcards, ([login to view URL], securpay) login page profile home/blog workout diet community store Description of Pages: log in page (welcome video, FB sign in or Request an invite) home (blog, calorie counter, ads, social feed, download ebook, join, article archive) workouts (stream videos, track performance, showcase different workout programs) diets (calorie counter, daily menu, recipes, diet guide, articles) supplements (supplements separate landing pages, add to cart) challenge (welcome video, invite/compete with friends, rankings based on performance) profile (profile pic, stats, body measurement log, performance log, progress pics, member to member msgs) community (invite from FB or contacts friend, create groups, teams, post to forum) 1st page users will see is the log in page where they can request an invite or sign in using FB or Manually. If they accept terms, I want to auto share site to members FB feed. I will offer a free workout program avail upon membership activation. Create / Integrate my fb like page w/ free workout sign up. So if they like the page they will be instructed to enter their email address to sign up. Than an auto email is sent inviting them to join site/become a member. once become a new member can workout. Will offer streaming of workout videos free during beta but will eventually offer deals like free for 30days or free upon any purchase from my store. These videos must be view-able on desktop or mobile with input fields where the user can input and track workouts. members login/social login (facebook) with ability to capture and auto import to email dBase. I want to be able to auto post to the new members fb page that they have joined my site and share every time they complete a free workout. Automate the weekly newsletter and daily motivational messages to automatically update the website and email campaign with one or few command so they both send/update at the same time and auto post to fb that a new post is live on the site with a brief description. I need to be able to create multiple campaigns and schedule them so they send/update at different dates in the future with fullautomation listed above. Articles/videos/daily messages for the newsletter/blog should auto archive searchable by topics or keywords. Members area: profile pic, name, location, sex, birth date, heigh. must track vital stats and fitness progress... , weight, body fat %, and ability to post before and after pics. Member profiles would remain private unless they choose to share w/ select others like their workout buddies. Also members area will track any products member purchased from store. Create a "workout buddy" bulletin board section that allows members to post a request for a workout partner and to team up to stay motivated and communicate via messages within the site. Can also invite/email friends to become their online workout buddies. must be seo (i can help w/ word optimization) and feature fb open graph as well as ability to like/share anything on the site on fb, twitter, pintrest, g+, and others. At the point of purchase in the store I'd like to offer additional % savings off purchase if they share my site with friends. Eg. Save 5% off your purchase by sharing with 5 friends (name and emails only, must not already be in system and must be valid) Upon entering discount will apply and auto email will go out to those new leads. store must be easy for me to add or edit products/prices. And must be able to take Visa/MC in addition to Paypal. I also want to be able to add related promo videos or articles next to each product I'm selling on the products main page. Lastly I'd like to have the beta up by Dec 15, 2012. Please let me know if this is doable.