html.reading-navigation-enabled{--reading-accent:#2563b3;--reading-track:#e3e8ef;--reading-surface:#fff;--reading-text:#202731;--reading-muted:#626d7d;--reading-border:#dce2e9;--reading-selected:#edf4ff;--reading-page:#fff;--reading-floating-rgb:255 255 255;--reading-floating-border:rgb(32 39 49 / 10%)}html.dark.reading-navigation-enabled{--reading-accent:#91bdff;--reading-track:#343b45;--reading-surface:#17191d;--reading-text:#f0f2f5;--reading-muted:#b2bbc8;--reading-border:#383f49;--reading-selected:#243449;--reading-page:#111;--reading-floating-rgb:23 25 29;--reading-floating-border:rgb(255 255 255 / 12%)}.reading-navigation-enabled .content :is(h2,h3,h4,h5,h6){scroll-margin-block-start:calc(var(--navbar-height,4rem) + 1.25rem)}.reading-toc-title{display:flex;align-items:baseline;justify-content:space-between;gap:.75rem}.reading-toc-percent{flex:none;font-size:.75rem;font-weight:400;font-variant-numeric:tabular-nums;color:var(--reading-muted)}.hextra-toc.reading-toc>.hextra-scrollbar{padding-block-start:0;padding-inline-start:.75rem;margin-inline-start:-.75rem;scroll-padding-block-start:calc(var(--reading-toc-header-height,4rem) + .75rem)}.hextra-toc .reading-toc-title{position:sticky;inset-block-start:0;z-index:1;margin-block:0;margin-inline-start:-.75rem;padding-block:1.5rem 1rem;padding-inline-start:.75rem;background:var(--reading-page)}.reading-toc .reading-toc-link{position:relative;text-decoration:none}.reading-toc-link::before,.reading-toc-link::after{content:"";position:absolute;inset-inline-start:-.625rem;inset-block-start:.125rem;width:3px;border-radius:2px;pointer-events:none}.reading-toc-link::before{height:calc(100% - 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