a calm and warm interior transformation within an existing old house preserve the original architecture proportions geometry and all openings exactly as in the input image do not alter walls windows or layout create a quiet minimal and atmospheric space with a strong architectural presence avoid any staged decorative or overly styled appearance use natural warm materials such as wood lime plaster and matte surfaces the color palette should remain restrained warm whites soft beige muted earth tones surfaces should feel slightly imperfect and authentic not new or glossy introduce subtle aging and depth through materiality not through objects keep the space intentionally sparse avoid excessive furniture decoration textiles or accessories no visible styling elements lighting should be soft natural daylight with gentle shadows creating a calm and grounded atmosphere outside show a natural slightly wild garden with informal planting and soft greenery avoid manicured or designed landscaping add a soft natural sky the overall feeling should be warm quiet and understated architectural not decorative plain construction joints no lighting features at transitions