:root{--red:#ff2442;--red-dark:#e51d38;--ink:#202124;--muted:#8a8f99;--line:#eceef2;--soft:#f6f7f9;--card:#fff;--warning:#fff4e8;--radius:16px;--shadow:0 7px 24px rgba(20,25,35,.08);--safe-bottom:env(safe-area-inset-bottom,0px)}