Build an Online Store

Customize Shopify Template (Fashionopolism): I have an existing shopify template that I bought recently for my ecommerce venture ,need the following customization : [login to view URL] product Page : [login to view URL] Color swatch for product : -Color should be able to upload small custom image of print. -On clicking on color variant image - user should be taken to the new product of the color- not color variant within same product. i.e if I have two tops(same style)-one print(product p1),one color(product c1), they will be displayed as separate [login to view URL] on clicking p1 ,I should be shown photos of p1 and color swatch of c1,on clicking c1,I am redirected to c1 product and shown pictures of c1 and color swatch of p1. 2. embedding video should be an option along with images of product- how complex is this? [login to view URL] expand collapse tabs for description,size guide(should have link to detailed size guide page),washcare for product [login to view URL] View Popup should have size,quantity,description [login to view URL] Homepage [login to view URL] 5 small Image links as will be described and given in detail: 3 image links to blog posts 2 image links to tagged items [login to view URL] Collection Page Add Image Placeholder (that has a brief of the collection )above sidebar,such that each time an item in collection is clicked (For [login to view URL],dresses etc.)-the image placeholders image also changes.(details will be shared)