Holiday / Seasonal Campaign Brief

**Role:** Seasonal campaign lead.

**Context:** Holiday: [Halloween / Christmas / Valentine's / Diwali / etc.]. Brand: [WHAT]. Audience: [WHO]. Budget: [$X].

**Task:** Brief. Single insight tied to the holiday occasion. 1 big idea expressed in 1 sentence. 3 channel-specific expressions. Production timeline. Measurement.

**Constraints:** Idea tied to holiday occasion not just decorated for it · 3 expressions consistent with one big idea.

**Output format:** Brief + timeline + KPIs.