There is a moment of suspense between the runway and the boutique that everyone in the fashion industry knows well, but rarely discusses out loud. It is the interval between the spectacle — the lights, the applause, the social media fodder — and the reality of the fitting room, the wait lists, and the credit card. In Paris, amid the FW26 ready-to-wear shows, the first creations from the newly appointed creative directors are arriving in stores.