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.bk-figs-warm{background:var(--warm);border-color:var(--warm-line)}.bk-figs-note{padding:0 0 18px}.bk-scs{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}@media (min-width:900px){.bk-scs{grid-template-columns:repeat(3,minmax(0,1fr))}}.bk-sc{background:var(--surface);border:1px solid var(--hairline);border-radius:16px;align-content:start;gap:4px;padding:20px;display:grid}.bk-sc .ic{width:26px;height:26px;color:var(--teal)}.bk-sc-v{font-family:var(--serif);font-size:clamp(28px,4vw,40px);line-height:1.05}.bk-sc-l{color:var(--muted-text);font-size:15px}.bk-lb-tabs{flex-wrap:wrap;gap:8px;margin-bottom:18px;display:flex}.bk-lb-tabs label{position:relative}.bk-lb-tabs input{opacity:0;cursor:pointer;position:absolute;inset:0}.bk-lb-tabs span{border:1px solid var(--hairline);background:var(--surface);border-radius:999px;align-items:center;min-height:44px;padding:0 18px;font-size:15px;display:inline-flex}.bk-lb-tabs input:checked+span{background:var(--teal);border-color:var(--teal);color:var(--on-accent)}.bk-lb-tabs input:focus-visible+span{outline:3px solid var(--teal);outline-offset:3px}.bk-lb-panel{display:none}.bk-lb-panel:first-child{display:block}.bk-lb:has(.bk-lb-tabs label:nth-child(2) input:checked) .bk-lb-panel{display:none}.bk-lb:has(.bk-lb-tabs label:nth-child(2) input:checked) .bk-lb-panel:nth-child(2){display:block}.bk-lb:has(.bk-lb-tabs label:nth-child(3) input:checked) .bk-lb-panel{display:none}.bk-lb:has(.bk-lb-tabs label:nth-child(3) input:checked) .bk-lb-panel:nth-child(3){display:block}.bk-lb:has(.bk-lb-tabs label:nth-child(4) input:checked) .bk-lb-panel{display:none}.bk-lb:has(.bk-lb-tabs label:nth-child(4) input:checked) .bk-lb-panel:nth-child(4){display:block}.bk-lb:has(.bk-lb-tabs label:nth-child(5) input:checked) .bk-lb-panel{display:none}.bk-lb:has(.bk-lb-tabs label:nth-child(5) input:checked) .bk-lb-panel:nth-child(5){display:block}.bk-lb:has(.bk-lb-tabs label:nth-child(6) input:checked) .bk-lb-panel{display:none}.bk-lb:has(.bk-lb-tabs label:nth-child(6) input:checked) .bk-lb-panel:nth-child(6){display:block}.bk-lb:has(.bk-lb-tabs label:nth-child(7) input:checked) .bk-lb-panel{display:none}.bk-lb:has(.bk-lb-tabs label:nth-child(7) input:checked) .bk-lb-panel:nth-child(7){display:block}.bk-lb:has(.bk-lb-tabs label:nth-child(8) input:checked) .bk-lb-panel{display:none}.bk-lb:has(.bk-lb-tabs label:nth-child(8) input:checked) .bk-lb-panel:nth-child(8){display:block}
.lg .abody.has-aside{grid-template-columns:minmax(0,1fr)}@media (min-width:1100px){.lg .abody.has-aside{grid-template-columns:200px minmax(0,68ch) 260px;gap:clamp(24px,3vw,56px)}}.bk-prog{background:var(--tint);border-radius:2px;height:3px;margin-bottom:10px}.bk-prog i{background:var(--teal);border-radius:2px;height:100%;display:block}.toc a[aria-current=location]{color:var(--teal);text-decoration:underline}.bk-more details{margin-top:10px}.bk-more summary{cursor:pointer;color:var(--teal);align-items:center;min-height:44px;font-size:16px;display:flex}.bk-history{margin:32px 0}.bk-history ol{gap:8px;font-size:15px;display:grid}.bk-history time{color:var(--muted-text);margin-right:10px}.bk-byline{color:var(--muted-text);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);flex-wrap:wrap;gap:6px 18px;padding:12px 0;font-size:14px;display:flex}.bk-cite a{padding:0 3px;font-size:13px;text-decoration:none}.bk-skip{flex-wrap:wrap;align-items:center;gap:10px;margin:20px 0;display:flex}.bk-skip ul{flex-wrap:wrap;gap:8px;display:flex}.bk-glance{background:var(--warm);border:1px solid var(--warm-line);border-radius:16px;align-self:start;padding:20px;position:sticky;top:100px}.bk-glance dl{gap:12px;margin:12px 0 0;display:grid}.bk-glance dt{color:var(--muted-text);letter-spacing:.04em;align-items:center;gap:8px;font-size:13px;display:flex}.bk-glance dd{font-family:var(--serif);margin:0;font-size:20px}.bk-glance dd.bk-foot{font-family:var(--sans);margin-top:2px;font-size:13px}.bk-jump{margin:24px 0}.bk-pcta{background:var(--tint);border:1px solid var(--hairline);border-radius:20px;gap:24px;margin:48px 0;padding:24px;display:grid}@media (min-width:800px){.bk-pcta{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:center}}.bk-pcta-pic{aspect-ratio:4/3;border-radius:14px;position:relative;overflow:hidden}.bk-pcta ul{flex-wrap:wrap;gap:10px;margin-top:16px;display:flex}
.bk-term{display:inline}.bk-term-word{border-bottom:1px dotted var(--teal);color:var(--ink);cursor:help}.bk-term-tip{z-index:20;background:var(--ink);width:max-content;max-width:min(30ch,100%);color:var(--on-accent);border-radius:12px;margin:1.7em auto 0;padding:10px 12px;font-size:14px;line-height:1.4;display:none;position:absolute;left:0;right:0}.bk-term:hover .bk-term-tip,.bk-term:focus-within .bk-term-tip{display:block}.bk-term[data-dismissed] .bk-term-tip{display:none}.bk-az{flex-wrap:wrap;gap:6px;margin-bottom:24px;display:flex}.bk-az a,.bk-az span{border:1px solid var(--hairline);border-radius:10px;justify-content:center;align-items:center;min-width:36px;min-height:36px;font-size:14px;text-decoration:none;display:inline-flex}.bk-az a{background:var(--tint);color:var(--teal)}.bk-az span{color:var(--muted-text)}.bk-glossary dl{gap:14px;margin-bottom:24px;display:grid}.bk-glossary dt{font-family:var(--serif);font-size:20px}.bk-glossary dd{color:var(--muted-text);margin:0}
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.hub-list{border-top:1px solid var(--hairline);margin:0;padding:0;list-style:none}.hub-item{border-bottom:1px solid var(--hairline);max-width:76ch;padding:20px 0}.hub-item h2{font-size:clamp(20px,2.2vw,24px);line-height:1.2}.hub-item h2 a{color:var(--ink);text-decoration:none}.hub-item h2 a:hover{color:var(--teal);text-decoration:underline}.hub-item p{color:var(--muted-text);margin-top:8px}.hub-more{flex-wrap:wrap;gap:6px 18px;font-size:15px;display:flex}.hub-more a{color:var(--teal)}
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