What is the fine-grained topic of the following text: Natah Bale Villa Located in the charming village of Sanur, Natah Bale Villa is designed based on the traditional Balinese architectural concept of natah where the garden or courtyard becomes the focal point of Balinese living and the different pavilions - bale - are laid out in separate structures according to its function. Only return the topic.
Balinese architectural concept in Natah Bale Villa in Sanur