:root{--ink:#15294b;--muted:#607087;--paper:#f4f7fb;--blue:#285cc4;--orange:#ed701a;--line:#dbe3ee;--mint:#158068;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--body:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;--display:"Avenir Next","Trebuchet MS",var(--body)}
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