Custom E-Commerce Website for Kurtis with Wholesale and Retail Modules

I am looking to develop a custom-built e-commerce website tailored for my Kurtis clothing line. The platform should cater to both wholesalers and retailers, offering distinct features for each user type. Below are the key requirements:

Customer Features:
- Premium fashion UI similar to HAY Clothing
- Homepage with banner slider, new arrivals, trending products, featured collections, and best sellers
- Festival offers and coupons section
- Advanced search and filters, wishlist functionality, customer accounts, order tracking, and reviews/ratings
- Fully mobile-responsive design

Product Management:
- Categories and subcategories with multiple product images
- Product variants (size, color) with retail and wholesale pricing options
- Related products display and product reviews

Wholesale Module:
- Wholesale registration with dealer approval workflow
- Minimum Order Quantity (MOQ) management and bulk order placement
- Distributor pricing and wholesale order reports

Authentication:
- Mobile OTP login and registration with OTP verification
- JWT authentication with optional 2FA

Payment Integration:
- Razorpay integration supporting UPI, GPay, PhonePe, debit/credit cards, and COD

Admin Panel Features:
- Dashboard for user management, product management, inventory/order management, coupon/offer management
- Sales reports and customer reports

Marketing Features:
- SEO-friendly URLs with meta tags and sitemap generation
- SMS/email notifications along with newsletter subscription

Tech Stack Requirements:
- Front-End Framework: React.js
- Back-End Framework: .NET Core Web API
- Database: PostgreSQL

Please provide a breakdown of milestones covering design (UI/UX), development (front-end/back-end), testing, deployment on hosting servers, and basic admin training. The final deliverables should include source code, documentation, and post-launch support.