.shell-reading{position:relative}.shell-reading-popover{background:var(--glyph-surface);border:1px solid var(--glyph-border);border-radius:13px;box-shadow:var(--glyph-shadow-lg);left:14px;opacity:0;padding:16px;pointer-events:none;position:fixed;top:14px;transform:translateY(6px) scale(.98);transform-origin:top left;transition:opacity .2s var(--glyph-ease),transform .2s var(--glyph-ease);width:266px;z-index:160}.shell-reading-popover[style]{opacity:1;pointer-events:auto;transform:none}.shell-reading-popover h2{color:var(--glyph-text-3);font-size:11.5px;font-weight:720;letter-spacing:.1em;margin:14px 0 8px;text-transform:uppercase}.shell-reading-popover h2:first-child{margin-top:0}.shell-reading-segment{background:var(--glyph-tint);border-radius:12px;display:flex;gap:4px;padding:4px}.shell-reading-segment button{border-radius:9px;color:var(--glyph-text-2);flex:1 1;font-size:13px;font-weight:600;height:32px;transition:.14s var(--glyph-ease)}.shell-reading-segment[aria-label="Text size"] button{font-family:var(--glyph-font-serif)}.shell-reading-segment[aria-label="Text size"] button:first-child{font-size:12px}.shell-reading-segment[aria-label="Text size"] button:nth-child(2){font-size:14px}.shell-reading-segment[aria-label="Text size"] button:nth-child(3){font-size:16px}.shell-reading-segment[aria-label="Text size"] button:nth-child(4){font-size:18px}.shell-reading-segment button:hover{color:var(--glyph-ink)}.shell-reading-segment button[aria-pressed=true]{background:var(--glyph-surface);box-shadow:var(--glyph-shadow-sm);color:var(--glyph-ink)}html[data-reading-size] .notebook-prose{font-size:calc(11pt * var(--glyph-reading-scale, 1))}html[data-reading-size] .public-notebook-document{--notebook-scale:var(--glyph-reading-scale,1)}html[data-reading-size] .lib-annotation-quote{font-size:calc(19px * var(--glyph-reading-scale, 1))}html[data-reading-font=serif] :is(.notebook-prose .tiptap,.public-notebook-document){font-family:var(--glyph-font-serif)}html[data-reading-font=sans] .public-notebook-document{font-family:var(--glyph-font-ui)}html[data-reading-paper=sepia]{--glyph-paper:#f3ebd9;--glyph-surface:#f8f1e0;--glyph-card:rgba(248,241,224,0.66);--glyph-ink:#3a3124;--glyph-text-2:#6b5e48;--glyph-text-3:#8c7e63;--glyph-text-4:#a79878;--glyph-border:#e0d3b7;--glyph-border-soft:#e9dec7;--glyph-hair:#e7dbc3;--glyph-hover:#efe6d3;--glyph-tint:#ede3cd;--glyph-shadow-sm:0 1px 2px rgba(90,70,35,0.07);--glyph-shadow-md:0 8px 30px rgba(90,70,35,0.11);--glyph-shadow-lg:0 24px 70px rgba(90,70,35,0.17)}@media (max-width:720px){.shell-reading-popover{width:min(266px,calc(100vw - 28px))}}