:root,.editor-styles-wrapper{--brand:#1d5669;--brand-ink:#fff;--canvas:#f4f7f8;--paper:#fff;--ink:#1c3038;--muted:#526771;--soft:#e3edf0;--line:color-mix(in srgb,var(--ink) 17%,transparent);--radius:4px;--site-width:1220px;--reading-width:740px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--heading-font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--focus:2px solid var(--ink);}