I'm looking for detailed plans to add two bedrooms, a living area, pantry, and wash room to my home. The bedrooms should include lofts which will be used as sleeping areas. Requirements: - Space-efficient design - Structural integrity for loft - Aesthetic harmony with existing home - Using pumice crete construction for exterior walls Ideal skills and experience: - Architecture or interior design background - Experience with home additions - Strong knowledge of building codes and regulations Please provide your portfolios and any relevant experience. Thank you!