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img[data-astro-cid-tousmopl]{display:block;width:100%;height:100%;object-fit:cover}.book-hero-copy[data-astro-cid-tousmopl]{max-width:700px}.breadcrumb[data-astro-cid-tousmopl]{display:inline-flex;align-items:center;gap:5px;margin-bottom:32px;color:var(--muted);font-size:13px;font-weight:650;text-decoration:none}.breadcrumb[data-astro-cid-tousmopl]:hover{color:var(--brand)}.breadcrumb[data-astro-cid-tousmopl] svg[data-astro-cid-tousmopl]{width:16px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8}.book-hero-copy[data-astro-cid-tousmopl] h1[data-astro-cid-tousmopl]{margin-top:18px;font-size:clamp(2.75rem,5vw,4.5rem)}.book-meta[data-astro-cid-tousmopl]{display:flex;gap:0;margin:48px 0 0}.book-meta[data-astro-cid-tousmopl] div[data-astro-cid-tousmopl]{min-width:140px;padding-right:28px}.book-meta[data-astro-cid-tousmopl] div[data-astro-cid-tousmopl]+div[data-astro-cid-tousmopl]{padding-left:28px;border-left:1px solid 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strong[data-astro-cid-tousmopl]{color:var(--ink);font-size:14.5px}.download-pending[data-astro-cid-tousmopl] span[data-astro-cid-tousmopl]{color:var(--muted);font-size:13.5px}.update-note[data-astro-cid-tousmopl] a[data-astro-cid-tousmopl]{color:var(--brand);font-weight:700;text-underline-offset:3px}.book-story[data-astro-cid-tousmopl]{border-top:1px solid var(--line);background:#ffffff7a}.story-prose[data-astro-cid-tousmopl]{max-width:750px}.story-prose[data-astro-cid-tousmopl] .book-toc{margin:44px 0}.story-prose[data-astro-cid-tousmopl] .book-toc h3{margin:0 0 6px;font-size:1.5rem}.story-prose[data-astro-cid-tousmopl] .book-toc-guide{margin-bottom:18px;color:var(--muted);font-size:14px}.story-prose[data-astro-cid-tousmopl] .book-toc-groups{border-top:1px solid var(--line-strong)}.story-prose[data-astro-cid-tousmopl] .book-toc-group{border-bottom:1px solid var(--line-strong)}.story-prose[data-astro-cid-tousmopl] .book-toc-group summary{display:grid;grid-template-columns:62px minmax(0,1fr) 20px;align-items:center;gap:12px;min-height:64px;padding:14px 10px;border-radius:11px;cursor:pointer;list-style:none;transition:color .16s ease,background-color .16s ease}.story-prose[data-astro-cid-tousmopl] .book-toc-group summary::-webkit-details-marker{display:none}.story-prose[data-astro-cid-tousmopl] .book-toc-group summary::marker{content:""}.story-prose[data-astro-cid-tousmopl] .book-toc-group summary:after{width:8px;height:8px;justify-self:end;margin-right:3px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);content:"";transform:rotate(45deg);transition:transform .16s ease}.story-prose[data-astro-cid-tousmopl] .book-toc-group summary:hover{color:var(--brand);background:var(--brand-soft)}.story-prose[data-astro-cid-tousmopl] .book-toc-group[open] summary{color:var(--brand);background:var(--brand-soft)}.story-prose[data-astro-cid-tousmopl] .book-toc-group[open] summary:after{transform:rotate(225deg)}.story-prose[data-astro-cid-tousmopl] 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.button[data-astro-cid-tousmopl]{flex:none}.notify-status[data-astro-cid-tousmopl]{min-height:20px;margin:12px 0 0;font-size:13.5px;font-weight:750}.notify-status[data-astro-cid-tousmopl].ok{color:#0e8345}.notify-status[data-astro-cid-tousmopl].fail{color:#b42318}.notify-note[data-astro-cid-tousmopl]{margin:14px 4px 0;color:var(--muted);font-size:12.5px}@media(max-width:900px){.book-hero-grid[data-astro-cid-tousmopl]{grid-template-columns:260px minmax(0,1fr);gap:54px}.compact-book[data-astro-cid-tousmopl]{width:238px;height:322px}.compact-spine[data-astro-cid-tousmopl]{width:23px}.content-grid[data-astro-cid-tousmopl]{grid-template-columns:1fr;gap:34px}.content-heading[data-astro-cid-tousmopl]{position:static}.content-heading[data-astro-cid-tousmopl] h2[data-astro-cid-tousmopl] br[data-astro-cid-tousmopl]{display:none}}@media(max-width:700px){.book-hero[data-astro-cid-tousmopl]{padding:50px 0 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18px;gap:9px;padding-inline:8px}.story-prose[data-astro-cid-tousmopl] .book-toc-list{padding:6px 14px 18px 62px!important}}@media(max-width:420px){.book-meta[data-astro-cid-tousmopl]{grid-template-columns:1fr;gap:11px}.book-meta[data-astro-cid-tousmopl] div[data-astro-cid-tousmopl],.book-meta[data-astro-cid-tousmopl] div[data-astro-cid-tousmopl]+div[data-astro-cid-tousmopl]{padding:0;border-left:0}.book-meta[data-astro-cid-tousmopl] div[data-astro-cid-tousmopl]{display:flex;justify-content:space-between;padding-bottom:9px;border-bottom:1px solid var(--line)}.book-meta[data-astro-cid-tousmopl] dd[data-astro-cid-tousmopl]{margin:0}.story-prose[data-astro-cid-tousmopl] .book-toc-group summary{grid-template-columns:50px minmax(0,1fr) 16px}.story-prose[data-astro-cid-tousmopl] .book-toc-list{padding-left:14px!important}}@media(prefers-reduced-motion:reduce){.story-prose[data-astro-cid-tousmopl] .book-toc-group summary,.story-prose[data-astro-cid-tousmopl] .book-toc-group summary:after{transition:none}}