:root{--paper:#f4f2eb;--surface:#fffcf5;--ink:#172c25;--muted:#66716b;--line:#d5d9cf;--brand:#183d2e;--lime:#d9ff72;--gold:#bca976;--space:clamp(20px,4vw,64px);--radius:4px;--motion:220ms;--font:Arial,'Microsoft YaHei','PingFang SC',sans-serif;--display:Impact,'Arial Narrow',Arial,sans-serif;--max:1440px}
