Modern Minimalist Apartment Design

I'm seeking an experienced interior designer to transform my 3-bedroom apartment. The design should be modern, with a focus on creating a relaxing main living area.

Key requirements include:
- Modern style
- Relaxation-focused main living area
- Pastel color palette

Ideal skills and experience:
- Proven interior design expertise
- Strong portfolio in modern and minimalist designs
- Knowledge of color theory and space optimization

Please provide a detailed proposal with your portfolio.