Elements: {{elements}} Title: {{title}} Key Points: {{keyPoints}} Description: {{description}} {{courseContext}} {{agents}} {{userProfile}}

Language Directive: {{languageDirective}}

Output as a JSON array directly (no explanation, no code fences, 5-10 segments): [{"type":"action","name":"spotlight","params":{"elementId":"text_xxx"}},{"type":"text","content":"Opening speech content"}]