Build a website for openning boxes csgo

Looking for a back-end and front-end for create a new website like [login to view URL] [login to view URL] its website that you can pay for boxes, open that and win one skin, but probability to win a good skin its low. Functions: 1) Integrate website with steam , csgo game API. 2) Put payments methods integrate like paypal for outsite brasil, and pagseguro/mercadopago for brazilians OR g2a gateway. 3) Integrate with a csgo prices bots, have somes APIs on internet, to get prices from every skin automatic on website. 4) Referral system 5) Statistics infos like this website. So its a complete copy from [login to view URL] with all functions, can be front-end different. Preference who has played csgo and know this skins how working. NOT WORDPRESS OR JOOMLA, OR MAGENTO.. PURE PHP WITH FRAMEWORKS, LARAVEL OR ZEND