Coastal 5-Bed Home Design

I'm looking for a detailed architectural and interior design plan for a reverse living, two-storey residential property. The home will feature:

- 480 sqm
- 5 Bedrooms
- 3 Bathrooms
- 2 Car Garage
- Pool
- BBQ Area

The design should embrace a coastal aesthetic, with an emphasis on:

- Open spaces with natural light
- Use of natural materials like wood and stone
- Incorporation of ocean or beach themes

Ideal Skills and Experience:
- Expertise in coastal architecture
- Strong background in coastal interior design
- Proficiency in creating open, light-filled spaces
- Ability to integrate natural materials and ocean themes