CSS Chronicles: The Prop Quest

Step into the vibrant world of Weboria, where the fabric of the digital universe is woven with CSS magic. You are a young developer embarking on a quest to master the newly discovered `@property` rule and harness the power of custom properties. Encounter quirky characters like Gradient Gnomes and Syntax Sages while delving into animated landscapes and interactive code challenges. Every decision you make influences the very structure of Weboria, and only by navigating through pixelated worlds and solving syntax puzzles can you prevent a looming bug catastrophe that threatens to crash the browser and alter reality itself!