.reader-anatomy-host{container-type:inline-size;container-name:reader;--reader-narrow-max:48em;--reader-wide-min:64em;--reader-sticky-lab-max:40vh;--reader-scroll-padding:3rem;--reader-measure:53ch}.reader-anatomy{--reader-track:calc(var(--reader-measure) * var(--reader-step));display:grid;grid-template-columns:minmax(0,1fr);grid-gap:1.5rem;gap:1.5rem;scroll-padding-top:var(--reader-scroll-padding)}.reader-main{min-width:0;max-width:min(var(--reader-measure),100%)}.reader-bottom-sheet,.reader-companion-column{background:var(--panel);border:1px solid var(--line);padding:1rem 1.2rem}.reader-bottom-sheet h2,.reader-companion-column h2{font-size:var(--type-title)}.reader-companion-nav{display:flex;flex-wrap:wrap;gap:.75rem 1.25rem;margin-bottom:1rem;font-family:var(--font-sans);font-size:var(--type-small);line-height:1.4}.reader-companion-nav a[aria-current=page]{font-weight:700}.reader-bottom-sheet{position:-webkit-sticky;position:sticky;bottom:0;max-height:min(var(--reader-sticky-lab-max),70vh);overflow:auto;padding-bottom:max(1rem,env(safe-area-inset-bottom,0px))}.reader-bottom-sheet>summary{min-height:44px;cursor:pointer;font-family:var(--font-sans);font-size:var(--type-small);line-height:1.4}.reader-sticky-lab{min-width:0}.reader-split-tabs{display:flex;gap:1rem;margin-bottom:1rem}.reader-split-tabs a{min-height:44px;padding:.4rem 0}.reader-local-overflow{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain}@media (prefers-reduced-motion:reduce){.reader-anatomy,.reader-bottom-sheet,.reader-companion-column{transition:none}}@container reader (min-width: 64em){.reader-anatomy{grid-template-columns:minmax(0,12rem) minmax(0,var(--reader-track)) minmax(0,1fr);column-gap:3rem;align-items:start}.reader-companion-column{position:-webkit-sticky;position:sticky;top:var(--reader-scroll-padding);max-width:20rem;max-height:calc(100vh - 2 * var(--reader-scroll-padding));overflow:auto}.reader-outline{grid-column:1}.reader-main{grid-column:2}.reader-companion-column{grid-column:3;display:block}.reader-bottom-sheet{display:none}}.companion-plate{margin:0 0 1rem}.companion-plate img{display:block;width:auto;max-width:100%;height:auto;max-height:38vh;border:1px solid var(--rule)}.companion-plate figcaption{margin-top:.5rem;font-family:var(--font-sans);font-size:var(--type-fine);color:var(--muted)}.companion-symbols{flex-direction:column}@container reader (min-width: 48em) and (max-width: 63.98em){.reader-anatomy{grid-template-columns:minmax(0,var(--reader-track)) minmax(0,1fr)}.reader-outline{grid-column:1/-1;position:static}.reader-main{grid-column:1}.reader-companion-column{grid-column:2;display:block}.reader-bottom-sheet{display:none}}@container reader (max-width: 47.98em){.reader-companion-column{display:none}.reader-bottom-sheet{display:block}.reader-bottom-sheet:not([open]){padding-block:0 env(safe-area-inset-bottom,0)}.reader-anatomy :is(a[href],button,summary,input,select,textarea,[tabindex]):not(.reader-bottom-sheet *){scroll-margin-bottom:6rem}.reader-anatomy:has(>.reader-bottom-sheet[open]) :is(a[href],button,summary,input,select,textarea,[tabindex]):not(.reader-bottom-sheet *){scroll-margin-bottom:calc(min(var(--reader-sticky-lab-max), 70vh) + 1.5rem)}.reader-split-tabs{display:flex}}@container reader (min-width: 48em){.reader-split-tabs{display:none}}