Which retail design innovation revolutionized religious bookstores in the 1990s, creating a 'third place' concept that dramatically increased customer engagement?

Religious bookstores and supply shops have undergone significant transformations in their retail design over centuries. From medieval manuscript merchants to modern spiritual superstores, the way faith-based products are displayed and sold reflects changing religious practices and consumer expectations. This trivia question explores an innovative retail design concept that revolutionized how religious goods are marketed and sold.

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The 'Sacred Circle' layout, arranging products by theological tradition rather than product type
In-store coffee shops and reading spaces, pioneered by chains like Family Christian Stores
Virtual reality 'Holy Land' experiences where customers could digitally tour biblical sites
Prayer rooms with purchasable items, allowing customers to 'try before they buy' prayer tools