@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Serif+TC:wght@400;500;600&display=swap');
:root{color-scheme:light;--paper:#f5f1e9;--cream:#fffdf8;--ink:#222b37;--muted:#59636e;--line:#d6d1c7;--copper:#9b604b;--night:#152433;--serif:'Noto Serif TC',Georgia,serif;--sans:'DM Sans',-apple-system,BlinkMacSystemFont,'Noto Sans TC',sans-serif}
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.range-diagram.mercury-only{grid-template-columns:repeat(3,1fr)}