Design a 90-minute workshop playbook on {{topic}} for {{target_audience}} using case-based teaching. Write in a {{tone}} tone. Include: Workshop Overview with takeaways and materials, Pre-Workshop Preparation with pre-work and icebreaker, Workshop Agenda with 4 timed parts (Foundation Setting, Guided Practice, Applied Challenge, Wrap-Up), and a Facilitator Guide with timing notes and troubleshooting. Keep under 1000 words. Paste any relevant background information after these instructions before running.