:root{--card:#fff;--surface:#f5f4f0;--border:#0000001f;--muted:#888780;--text:#1a1a18}@media (prefers-color-scheme:dark){:root{--card:#1e1e1c;--surface:#2a2a28;--border:#ffffff1a;--muted:#888780;--text:#e8e6e0}}*{box-sizing:border-box;margin:0;padding:0}body{color:#3d3a36;background:#f5f3ef}