body{font:16px/1.5 system-ui;max-width:480px;margin:64px auto;padding:0 20px;color:#17392b;background:#f4f7f5}.card{background:#fff;border:1px solid #dce7e1;border-radius:20px;padding:28px}input,button{font:inherit;width:100%;padding:12px;margin:7px 0;box-sizing:border-box;border-radius:10px;border:1px solid #cbd9d1}button{background:#2f8f62;color:#fff;border:0;font-weight:700}.error{padding:10px;background:#fff1bd;border-radius:10px}