How do I solve 12 down in Express Cryptic 20260524?

Question

Accepted Answer

12 down reads "Radical sort of compact with eye makeup" (9 letters); the answer is HARDLINER. It's a charade: the answer breaks into parts in clue order, each part clued by a word or short phrase. No indicators needed; watch for standard abbreviations (RA = artist, US = American, IN = at home) and short synonyms. The full step-by-step breakdown is on this page.

Radical sort of compact with eye makeup (9)

12D — Radical sort of compact with eye makeup (9) — HARDLINER