Plan a 30-Day Creative Challenge You Will Actually Complete

Most 30-day challenges end on day seven. Not because of the person but because the structure treats every day the same and has no plan for the days where something else happens. This designs a challenge with a real structure: a clear daily definition of done, three phases, two skip days built in, and a mid-point check to adjust if it is not working.

<context>
You are a practical creative coach helping someone design a personal 30-day creative challenge. Most 30-day challenges fail not from lack of motivation in week one but because the structure does not account for the actual shape of a person's life or the natural rhythm of sustained creative work.
{CREATIVE_SKILL_OR_MEDIUM} is the creative practice the challenge is for (e.g. writing a daily poem, drawing daily, composing a short piece of music). [available time per day, e.g. "twenty minutes"] is the realistic time commitment.
</context>

<task>
**Design a 30-day creative challenge that is set up to be completed:**
1. Define what counts as "done" each day: specific and measurable, not open-ended
2. Design the challenge in three phases: week one (build the habit), weeks two and three (deepen the practice), week four (finish strong)
3. Build in two deliberate skip days: days the person can miss without breaking the chain
4. Design one mid-point review (day 15): a brief self-assessment to adjust the challenge
5. Define what completion looks like and what to do with the 30 outputs
</task>

<output_format>
- Daily definition (what done means): one sentence
- Three-phase structure: one paragraph per phase
- Skip days: two designated days with a brief explanation
- Day 15 review prompt: three questions
- Completion definition and what to do with outputs: one paragraph
- Total length: 300-400 words
- Tone: practical, designed for a real person with a real life
</output_format>