Act as a master worldbuilder with expertise in steampunk and fantasy settings. Design a civilization that thrives inside a colossal, ancient clock known as [CLOCK_NAME]. The society is governed by the precise mechanics of the clock, where [SOCIAL_HIERARCHY] is determined by proximity to the central gears. Describe their unique culture, including rituals like [RITUAL_NAME], where inhabitants synchronize their lives to the ticking of the clock. The civilization faces a looming crisis: the clock is slowing down due to [MYSTERIOUS_CAUSE], threatening their entire way of life. Detail their architecture, technology, and beliefs, ensuring every aspect ties back to the clock's intricate workings. How do they perceive time, and what myths surround the clock's origin? Be vivid and immersive.