headline-as-claim

Rewrites section titles, slide titles, op-ed headlines, email subject lines, and chapter headings from category labels into bold arguable claims. Implements Constine's "punchy slide titles that tell the story" rule and Kingsbury's NYT Opinion guidance that headlines should make a bold claim, not a neutral description. Use when the user has titles like "Product," "Market," "Background," "Why this matters" — labels…