._directory_1bioh_1{color:#202b33}._directory_1bioh_1 a{text-underline-offset:.2em}._directory_1bioh_1 a:focus-visible{outline:3px solid var(--knowledge-accent,var(--signal-dark));outline-offset:4px}._directory_1bioh_1 .book-list{border:0}._directory_1bioh_1 .book-row{border-top:4px solid var(--knowledge-accent,var(--ink));background:#fff;border-bottom:0;margin-bottom:2rem;padding:clamp(1rem,2.5vw,2rem);scroll-margin-top:.75rem}._directory_1bioh_1 .book-row-header{grid-template-columns:2rem minmax(0,1fr);gap:.6rem 1rem;margin-bottom:1.25rem}._directory_1bioh_1 .book-index{color:var(--knowledge-accent,var(--ink));letter-spacing:0;font-size:1rem}._directory_1bioh_1 .book-row-header .eyebrow{letter-spacing:0;font-size:.875rem}._directory_1bioh_1 .book-row-header h2{font-family:var(--sans);letter-spacing:0;margin:.4rem 0 .5rem;font-size:1.5rem;font-weight:700;line-height:1.45}._directory_1bioh_1 .book-row-header h2 a{color:var(--knowledge-accent,var(--ink));text-decoration:underline;text-decoration-thickness:1px}._directory_1bioh_1 .book-row-header p{color:#53616b;font-family:var(--sans);font-size:.9375rem;font-weight:400;line-height:1.6}._directory_1bioh_1 .book-access-badge{font-family:var(--sans);letter-spacing:0;color:#53616b;background:#f5f7f8;border-color:#d9e1e5;grid-column:2;justify-self:start;font-size:.875rem;font-weight:600}._directory_1bioh_1 .book-access-badge.is-oa{border-color:var(--knowledge-accent);background:var(--knowledge-tint);color:var(--knowledge-accent)}._directory_1bioh_1 .book-editions{background:#fff;border-color:#d9e1e5;margin-top:1.5rem}._directory_1bioh_1 .book-edition.is-original{box-shadow:none;border-color:#d9e1e5}._directory_1bioh_1 .book-edition>span,._directory_1bioh_1 .book-edition-list>span{color:#53616b;font-size:.875rem;font-family:var(--sans);letter-spacing:0;margin-bottom:.75rem;font-weight:600}._directory_1bioh_1 .book-edition h3,._directory_1bioh_1 .book-edition-list h3{font-family:var(--sans);letter-spacing:0;margin-bottom:.65rem;font-size:1.125rem;font-weight:600;line-height:1.5}._directory_1bioh_1 .book-edition a,._directory_1bioh_1 .book-edition-list a{color:var(--knowledge-accent,var(--ink));text-decoration:underline;text-decoration-thickness:1px}._directory_1bioh_1 .book-edition p,._directory_1bioh_1 .book-edition-list article p{font-size:.9375rem;line-height:1.7}._directory_1bioh_1 .book-edition small,._directory_1bioh_1 .book-edition-list article small,._directory_1bioh_1 .book-edition-list article span{color:#53616b;letter-spacing:0;font-size:.875rem;line-height:1.6}._directory_1bioh_1 .book-row-footer{color:#202b33;background:#fff;border-top:1px solid #d9e1e5;grid-template-columns:minmax(0,1fr);gap:1rem;margin-top:1.5rem;padding:1.25rem 0 0}._directory_1bioh_1 .book-row-footer>p{color:#53616b;max-width:72ch;font-size:.9375rem;line-height:1.75}._directory_1bioh_1 .book-row-footer>div{justify-content:flex-start}._directory_1bioh_1 .book-row-footer>div>span{color:#53616b;font-family:var(--sans);text-align:left;font-size:.875rem;line-height:1.7}._directory_1bioh_1 .book-row-footer a,._directory_1bioh_1 .book-row-footer .book-guide-link{color:var(--knowledge-accent,var(--ink));font-size:.875rem;font-weight:600;text-decoration:underline}._directory_1bioh_1 .book-row-footer a:focus-visible{outline-color:var(--knowledge-accent,var(--ink));box-shadow:none}._titleIndex_1bioh_28{grid-template-columns:repeat(auto-fit,minmax(min(100%,20rem),1fr));gap:1rem 1.5rem;margin-bottom:2rem;display:grid}._titleIndexEntry_1bioh_29{border-left:3px solid var(--knowledge-accent,var(--ink));background:#fff;min-width:0;padding:.75rem 1rem}._titleIndexGuide_1bioh_30{grid-template-columns:1.6rem minmax(0,1fr);gap:.3rem .6rem;min-height:44px;line-height:1.5;display:grid}._titleIndexGuide_1bioh_30>span{color:var(--knowledge-accent,var(--ink));grid-row:span 2;font-size:.875rem}._titleIndexGuide_1bioh_30 strong{color:var(--knowledge-accent,var(--ink));overflow-wrap:anywhere;font-size:1rem;font-weight:650;text-decoration:underline;text-decoration-thickness:1px}._titleIndexGuide_1bioh_30 small{color:#53616b;font-size:.875rem}._titleIndexRecord_1bioh_34{color:#53616b;align-items:center;gap:.5rem;min-height:2rem;margin:.35rem 0 0 2.2rem;font-size:.875rem;text-decoration:underline;display:inline-flex}._bookLayout_1bioh_36{grid-template-columns:clamp(8rem,12vw,11rem) minmax(0,1fr);align-items:start;gap:clamp(1.5rem,3vw,3rem);display:grid}._coverFigure_1bioh_37{min-width:0;margin:0}._coverLink_1bioh_38{aspect-ratio:2/3;background:#f5f7f8;border:1px solid #d9e1e5;place-items:center;width:100%;display:grid;overflow:hidden}._coverLink_1bioh_38:hover{border-color:var(--knowledge-accent,var(--ink))}._coverImage_1bioh_40{object-fit:contain;width:100%;height:100%;display:block}._coverCaption_1bioh_41{color:#53616b;gap:.5rem;margin-top:.85rem;font-size:.875rem;line-height:1.6;display:grid}._coverCaption_1bioh_41>span{color:#202b33}._coverCaption_1bioh_41 a{width:fit-content;color:var(--knowledge-accent,var(--ink));text-decoration:underline}._bookDetails_1bioh_44{min-width:0}._guideNavigation_1bioh_46{border-top:2px solid var(--knowledge-accent,var(--ink));padding-top:1rem}._guideNavigation_1bioh_46>header{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.65rem 1.5rem;display:flex}._guideNavigation_1bioh_46 h3{margin:0;font-size:1.25rem;font-weight:700;line-height:1.5}._fullGuideLink_1bioh_49{background:var(--knowledge-accent,var(--ink));color:#fff;align-items:center;gap:.6rem;min-height:2.75rem;padding:.45rem .8rem;font-size:1rem;font-weight:600;display:inline-flex}._fullGuideLink_1bioh_49:hover{text-decoration:underline}._readingTopics_1bioh_51{flex-wrap:wrap;align-items:center;gap:.5rem .65rem;margin:1rem 0;display:flex}._readingTopics_1bioh_51>span:first-child{color:#53616b;font-size:.875rem}._guideSections_1bioh_53{background:var(--knowledge-tint,#f5f7f8);flex-wrap:wrap;gap:.4rem 1rem;padding:.9rem 1rem;display:flex}._guideSections_1bioh_53 a{min-height:2rem;color:var(--knowledge-accent,var(--ink));align-items:center;font-size:.9375rem;font-weight:600;text-decoration:underline;display:inline-flex}._guideUnits_1bioh_55{margin-top:1.15rem}._guideUnits_1bioh_55 h4{color:#53616b;margin:0 0 .6rem;font-size:.9375rem;font-weight:700}._guideUnits_1bioh_55>div{grid-template-columns:minmax(0,1fr);gap:.4rem 1.5rem;display:grid}._guideUnits_1bioh_55 a{min-width:0;color:var(--knowledge-accent,var(--ink));overflow-wrap:anywhere;padding:.5rem 0;font-size:1rem;line-height:1.65;text-decoration:underline;text-decoration-thickness:1px}._researchPanel_1bioh_60{border-top:2px solid var(--knowledge-accent,var(--ink));background:#fff;margin-top:1.5rem}._researchPanel_1bioh_60>header{background:var(--knowledge-tint,#f5f7f8);grid-template-columns:2rem minmax(0,1fr) auto;align-items:center;gap:.75rem;padding:1rem;display:grid}._researchPanel_1bioh_60>header>span:nth-child(2){gap:.35rem;display:grid}._researchPanel_1bioh_60>header small{color:#53616b;font-size:.875rem;font-weight:600}._researchPanel_1bioh_60>header strong{color:#202b33;font-size:1.0625rem;font-weight:700;line-height:1.5}._researchPanel_1bioh_60>header>a{color:var(--knowledge-accent,var(--ink));font-size:.9375rem;font-weight:600;text-decoration:underline}._researchIcon_1bioh_66{width:2rem;height:2rem;color:var(--knowledge-accent,var(--ink));place-items:center;font-size:1.25rem;display:grid}._researchBody_1bioh_67{grid-template-columns:minmax(0,1fr);display:grid}._researchArguments_1bioh_68{gap:1.25rem;padding:1.25rem 0;display:grid}._researchArguments_1bioh_68 section{grid-template-columns:1.5rem minmax(0,1fr);gap:.75rem;display:grid}._researchArguments_1bioh_68 section>span{color:var(--knowledge-accent,var(--ink));font-family:var(--mono);font-size:.875rem;line-height:1.7}._researchArguments_1bioh_68 h3{margin:0 0 .5rem;font-size:1.125rem;font-weight:700;line-height:1.5}._researchArguments_1bioh_68 p{color:#202b33;max-width:72ch;margin:0;font-size:1rem;line-height:1.8}._researchLinks_1bioh_73{border-left:3px solid var(--knowledge-accent,var(--ink));background:var(--knowledge-tint,#f5f7f8);min-width:0;padding:1rem 1.25rem}._researchLinks_1bioh_73>span{color:#53616b;margin-bottom:.5rem;font-size:.875rem;font-weight:600;display:block}._researchLinks_1bioh_73>div{grid-template-columns:minmax(0,1fr);gap:.75rem 1.5rem;display:grid}._researchLinks_1bioh_73 a{color:#202b33;grid-template-columns:1.5rem minmax(0,1fr) auto;align-items:start;gap:.25rem .6rem;min-width:0;min-height:2.75rem;padding:.55rem 0;display:grid}._researchLinks_1bioh_73 a>span{color:var(--knowledge-accent,var(--ink));font-family:var(--mono);grid-row:1/span 2;font-size:.875rem}._researchLinks_1bioh_73 a strong{color:var(--knowledge-accent,var(--ink));font-size:1rem;font-weight:600;line-height:1.55;text-decoration:underline}._researchLinks_1bioh_73 a small{color:#53616b;font-size:.875rem;line-height:1.7}._researchLinks_1bioh_73 a b{color:var(--knowledge-accent,var(--ink));grid-area:1/3/span 2;font-size:1rem;font-weight:400}@media (min-width:1280px){._guideUnits_1bioh_55>div,._researchLinks_1bioh_73>div{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:960px){._bookLayout_1bioh_36{grid-template-columns:8rem minmax(0,1fr);gap:1.5rem}._directory_1bioh_1 .book-editions{grid-template-columns:minmax(0,1fr)}._directory_1bioh_1 .book-edition.is-original{border-bottom:1px solid #d9e1e5;border-right:0}}@media (max-width:680px){._bookLayout_1bioh_36{grid-template-columns:minmax(0,1fr);gap:1.5rem}._coverFigure_1bioh_37{width:min(12rem,60%)}._researchPanel_1bioh_60>header{grid-template-columns:2rem minmax(0,1fr)}._researchPanel_1bioh_60>header>a{grid-column:2}._researchLinks_1bioh_73{padding:1rem}._directory_1bioh_1 .book-row-header h2{font-size:1.375rem}._directory_1bioh_1 .book-edition,._directory_1bioh_1 .book-edition-list{padding:1rem}}@media (forced-colors:active){._titleIndexEntry_1bioh_29,._guideSections_1bioh_53,._researchPanel_1bioh_60>header,._researchLinks_1bioh_73{background:canvas}._fullGuideLink_1bioh_49{color:buttontext;background:buttonface;border:1px solid buttontext}._directory_1bioh_1 .book-row,._guideNavigation_1bioh_46,._researchPanel_1bioh_60,._researchLinks_1bioh_73{border-color:canvastext}}