:root{--bg:#f6f6f9;--surface:#fff;--surface-raised:#fff;--border:#e2e2e9;--text:#17181c;--muted:#6b6c76;--accent:#4f46e5;--accent-hover:#4338ca;--accent-contrast:#fff;--question-bg:#edeffe;--answer-bg:#f0f0f4;--feedback-bg:#e9faf0;--feedback-border:#aee3c4;--feedback-label:#1f8a4c;--delivery-bg:#fdf5e6;--delivery-border:#ecd6a0;--delivery-label:#93700f;--danger:#d1373f;--danger-bg:rgba(209,55,63,.08);--shadow-color:rgba(20,20,30,.1)}@media 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