.site-frame{isolation:isolate;z-index:1;position:relative}.dark-atmosphere{--colour-atmosphere-far:#96b9c9;--colour-atmosphere-mineral:#ad6964;pointer-events:none;user-select:none;z-index:0;block-size:100%;inline-size:100%;display:none;position:fixed;inset:0}@media screen{:root[data-theme=dark] .dark-atmosphere{display:block}}@media screen and (prefers-color-scheme:dark){:root:not([data-theme]) .dark-atmosphere{display:block}}.dark-atmosphere__near{fill:var(--colour-text);fill-opacity:.6}.dark-atmosphere__cool{fill:var(--colour-accent-dark);fill-opacity:.52}.dark-atmosphere__far{fill:var(--colour-atmosphere-far);fill-opacity:.35}.dark-atmosphere__mineral{fill:var(--colour-atmosphere-mineral);fill-opacity:.24}.dark-atmosphere__soft{filter:blur(.7px);opacity:.7}.dark-atmosphere__transient{opacity:0;transform-box:fill-box;transform-origin:50%;display:none}.dark-atmosphere__transient--meteor{fill:var(--colour-text);stroke:var(--colour-accent-dark);stroke-linecap:round;stroke-width:1.15px}.dark-atmosphere__transient--meteor line{stroke-dasharray:.38 .62;vector-effect:non-scaling-stroke}.dark-atmosphere__transient--distant{fill:var(--colour-accent-dark)}.dark-atmosphere__transient--speck{fill:var(--colour-atmosphere-mineral)}@keyframes atmosphere-meteor-passage{0%{opacity:0;transform:translate(2px,-1px)}22%{opacity:.58}72%{opacity:.42}to{opacity:0;transform:translate(-1.5vw,.5vw)}}@keyframes atmosphere-distant-passage{0%{opacity:0;transform:translateY(-32px)}18%,76%{opacity:.48}to{opacity:0;transform:translateY(32px)}}@keyframes atmosphere-speck-passage{0%{opacity:0;transform:translateY(-8px)rotate(0)scale(.82)}38%{opacity:.32}68%{opacity:.46}to{opacity:0;transform:translateY(8px)rotate(180deg)scale(1.08)}}@media screen and (prefers-reduced-motion:no-preference){:root[data-theme=dark] .dark-atmosphere__transient.is-active{display:inline}.dark-atmosphere__transient--meteor.is-active{animation:3.6s ease-out both atmosphere-meteor-passage}.dark-atmosphere__transient--distant.is-active{animation:3.6s linear both atmosphere-distant-passage}.dark-atmosphere__transient--speck.is-active{animation:3.6s ease-in-out both atmosphere-speck-passage}}@media screen and (prefers-color-scheme:dark) and (prefers-reduced-motion:no-preference){:root:not([data-theme]) .dark-atmosphere__transient.is-active{display:inline}}@media screen and (width<=48rem){.dark-atmosphere{opacity:.5}.dark-atmosphere__middle-depth,.dark-atmosphere__far circle:nth-child(2n),.dark-atmosphere__cool circle:nth-child(2n){display:none}}@media print,(forced-colors:active){.dark-atmosphere{display:none!important}}:root{color-scheme:light;--colour-page:#f2f5f6;--colour-surface:#fbfcfd;--colour-insert:#e1e9ed;--colour-text:#17242b;--colour-muted:#52636d;--colour-accent:#236987;--colour-accent-dark:#154b65;--colour-border:#a5b4bc;--colour-focus:#0879b7;--colour-heading:#172c38;--colour-heading-text:#f7fafb;--colour-on-accent:#fff;--colour-cover-depth:#061d2b52;--colour-cover-shadow:#12354838;--colour-wordmark-shadow:#154b6547;--font-reading:Iowan Old Style, Palatino Linotype, Book Antiqua, Palatino, Georgia, serif;--font-interface:-apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-newsprint:"American Typewriter", "Courier New", Courier, monospace;--measure-reading:42rem;--measure-interface:68rem;--space-1:.35rem;--space-2:.7rem;--space-3:1rem;--space-4:1.5rem;--space-5:2.25rem;--space-6:3.5rem}:root[data-theme=dark]{color-scheme:dark;--colour-page:#0e171d;--colour-surface:#142129;--colour-insert:#1b2b34;--colour-text:#e8f0f3;--colour-muted:#a8b8c0;--colour-accent:#66a9c7;--colour-accent-dark:#8bc8e2;--colour-border:#526975;--colour-focus:#63bdf0;--colour-heading:#172832;--colour-heading-text:#edf5f7;--colour-on-accent:#0e171d;--colour-cover-depth:#00000094;--colour-cover-shadow:#00000061;--colour-wordmark-shadow:#00000085}@media (prefers-color-scheme:dark){:root:not([data-theme]){color-scheme:dark;--colour-page:#0e171d;--colour-surface:#142129;--colour-insert:#1b2b34;--colour-text:#e8f0f3;--colour-muted:#a8b8c0;--colour-accent:#66a9c7;--colour-accent-dark:#8bc8e2;--colour-border:#526975;--colour-focus:#63bdf0;--colour-heading:#172832;--colour-heading-text:#edf5f7;--colour-on-accent:#0e171d;--colour-cover-depth:#00000094;--colour-cover-shadow:#00000061;--colour-wordmark-shadow:#00000085}}*{box-sizing:border-box}html{background:var(--colour-page);color:var(--colour-text);font-family:var(--font-reading);overflow-wrap:break-word;line-height:1.65}body{min-inline-size:20rem;margin:0}img{block-size:auto;max-inline-size:100%;display:block}a{color:var(--colour-accent-dark);text-underline-offset:.18em;text-decoration-thickness:.08em}a:hover{color:var(--colour-accent)}.external-link-icon{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.7px;vertical-align:.08em;block-size:.78em;inline-size:.78em;margin-inline-start:.18em;overflow:visible}:focus-visible{outline:.2rem solid var(--colour-focus);outline-offset:.2rem;border-radius:.15rem}.visually-hidden,.sr-only{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;block-size:1px;inline-size:1px;position:absolute;overflow:hidden}.skip-link{background:var(--colour-text);color:var(--colour-surface);font-family:var(--font-interface);padding:var(--space-2) var(--space-3);z-index:10;position:fixed;inset-block-start:var(--space-2);inset-inline-start:var(--space-2);transform:translateY(-200%)}.skip-link:focus{transform:translateY(0)}.site-frame{min-block-size:100vh;max-inline-size:90rem;margin-inline:auto}.site-header,.site-footer{font-family:var(--font-interface);align-items:center;gap:var(--space-4);max-inline-size:var(--measure-interface);padding:var(--space-4);justify-content:space-between;margin-inline:auto;display:flex}.site-header{background:var(--colour-page);border-block-end:1px solid var(--colour-border);z-index:20;position:sticky;inset-block-start:0}.site-header nav,.site-footer nav{gap:var(--space-3);flex-wrap:wrap;display:flex}.site-header nav{align-items:center;gap:var(--space-2);flex-wrap:nowrap}.header-icon-button{background:var(--colour-surface);border:1px solid var(--colour-border);color:var(--colour-accent-dark);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;min-block-size:2.2rem;inline-size:2.2rem;padding:.35rem;font-size:1.18rem;line-height:1;text-decoration:none;display:inline-flex}.header-icon-button:hover{background:var(--colour-insert);color:var(--colour-accent)}.header-icon-button:disabled{color:var(--colour-muted);cursor:not-allowed}.reader-bookmark-toggle[aria-pressed=true]{background:var(--colour-accent);border-color:var(--colour-accent);color:var(--colour-on-accent)}.theme-toggle{padding:.48rem}button{font:inherit}.theme-toggle[hidden],.theme-toggle [data-theme-icon]{display:none}.theme-toggle [data-theme-icon][data-active]{display:block}.theme-toggle svg{block-size:100%;inline-size:100%}.theme-toggle [data-theme-icon=light]{fill:none;stroke:currentColor;stroke-linecap:round;stroke-width:1.7px}.theme-toggle [data-theme-icon=dark]{fill:currentColor}.bookmarks-drawer{background:var(--colour-page);border:0;border-inline-start:1px solid var(--colour-border);block-size:100dvh;color:var(--colour-text);max-block-size:none;inline-size:min(30rem,94vw);max-inline-size:none;padding:var(--space-4);margin:0;inset:0 0 0 auto}.bookmarks-drawer::backdrop{background:#06141c85}.bookmarks-drawer>header{justify-content:space-between;align-items:center;display:flex}.bookmarks-drawer h2{margin:0;font-size:1.65rem}.drawer-close{background:var(--colour-surface);border:1px solid var(--colour-border);color:var(--colour-accent-dark);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;min-block-size:2.2rem;inline-size:2.2rem;font-size:1.5rem;line-height:1;display:inline-flex}.wordmark{align-items:center;gap:var(--space-2);font-weight:700;text-decoration:none;display:inline-flex}.wordmark-icon{background-image:var(--wordmark-icon-light);background-position:50%;background-repeat:no-repeat;background-size:cover;border-radius:50%;flex:0 0 2.2rem;block-size:2.2rem;inline-size:2.2rem;transition:box-shadow .14s;box-shadow:0 0 #0000}:root[data-theme=dark] .wordmark-icon{background-image:var(--wordmark-icon-dark)}.wordmark:is(:hover,:focus-visible) .wordmark-icon{box-shadow:0 .18rem .42rem var(--colour-wordmark-shadow)}@media (prefers-color-scheme:dark){:root:not([data-theme]) .wordmark-icon{background-image:var(--wordmark-icon-dark)}}@media (prefers-reduced-motion:reduce){.wordmark-icon{transition:none}}main{padding:var(--space-5) var(--space-4) var(--space-6)}.site-footer{border-block-start:1px solid var(--colour-border);color:var(--colour-muted);font-size:.95rem}.site-footer p{margin:0}.site-footer-information{align-items:flex-end;gap:var(--space-1);flex-direction:column;display:flex}.build-provenance{font-variant-numeric:tabular-nums;letter-spacing:.025em;opacity:.9;overflow-wrap:anywhere;text-align:end;font-size:.7rem;line-height:1.3}.cover-hero{max-inline-size:var(--measure-interface);grid-template-columns:minmax(16rem,28rem) minmax(18rem,34rem);justify-content:center;align-items:center;gap:clamp(2rem,6vw,5rem);margin-inline:auto;display:grid}.cover-art{box-shadow:0 1.5rem 3.5rem var(--colour-cover-shadow);border:clamp(2px,.35vw,4px) solid #0d2b3b;inline-size:100%;position:relative;overflow:hidden;container-type:inline-size}.cover-art--landing{box-shadow:.18rem .26rem 0 var(--colour-cover-depth), .5rem .75rem 1.1rem var(--colour-cover-shadow), 0 1.5rem 3.5rem var(--colour-cover-shadow)}.cover-art--landing:after{content:"";pointer-events:none;z-index:2;background:linear-gradient(90deg,#010f184d 0,#010f1824 22%,#ffffff1f 43%,#010f1833 62%,#010f180f 78%,#0000 100%);inline-size:5.5cqi;position:absolute;inset:0 auto 0 0}.cover-titling{color:#fff;pointer-events:none;text-align:center;text-transform:uppercase;font-family:Avenir Next Condensed,Arial Narrow,Helvetica Neue,Arial,sans-serif;font-weight:700;font-stretch:75%;position:absolute;inset:0}.cover-title{letter-spacing:-.015em;white-space:nowrap;inline-size:max-content;font-size:20cqi;line-height:.88;position:absolute;inset-block-start:13.5%;inset-inline-start:50%;translate:-50%;scale:.82 1}.cover-author{letter-spacing:.08em;white-space:nowrap;inline-size:max-content;padding-block-start:7cqi;font-size:14.5cqi;line-height:.9;position:absolute;inset-block-end:3.5%;inset-inline-start:50%;translate:-50%;scale:.88 1}.cover-author:before{content:"";background-image:radial-gradient(circle,#ffffffbf 1px,#0000 1.25px);background-position:50%;background-repeat:repeat-x;background-size:7px 2px;block-size:2px;position:absolute;inset-block-start:0;inset-inline:-12.5%}.cover-copy h1,.page-heading h1{letter-spacing:-.035em;margin:var(--space-2) 0 var(--space-4);font-size:clamp(2.6rem,8vw,5.6rem);line-height:.95}.eyebrow{color:var(--colour-accent-dark);font-family:var(--font-interface);letter-spacing:.12em;text-transform:uppercase;margin:0;font-size:.9rem;font-weight:700}.synopsis{font-size:1.18rem;line-height:1.7}.chapter-status{font-family:var(--font-interface);font-size:.75rem;line-height:1}.primary-actions{font-family:var(--font-interface);align-items:center;gap:var(--space-3);margin-block:var(--space-5);flex-wrap:wrap;display:flex}.primary-link{background:var(--colour-accent);border:2px solid var(--colour-accent);color:var(--colour-on-accent);padding:var(--space-2) var(--space-4);border-radius:.2rem;font-weight:700;text-decoration:none;display:inline-block}.primary-link:hover{background:var(--colour-accent-dark);border-color:var(--colour-accent-dark);color:var(--colour-on-accent)}.formats,.playlists{border-block-start:1px solid var(--colour-border);margin:var(--space-6) auto 0;max-inline-size:var(--measure-interface);padding-block-start:var(--space-5)}.formats h2,.playlists h2{font-size:1.4rem}.formats ul,.playlists ul{gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));padding:0;list-style:none;display:grid}.formats li{border:1px solid var(--colour-border);padding:var(--space-3);gap:var(--space-1);flex-direction:column;display:flex}.playlists li{min-inline-size:0}.playlist-link{background:linear-gradient(135deg, color-mix(in srgb, var(--playlist-colour) 11%, var(--colour-surface)), var(--colour-surface) 72%);border:1px solid var(--colour-border);border-block-start:.25rem solid var(--playlist-colour);color:var(--colour-text);align-items:center;gap:var(--space-3);min-block-size:7rem;padding:var(--space-3);border-radius:.35rem;grid-template-columns:auto minmax(0,1fr) auto;text-decoration:none;transition:box-shadow .16s,transform .16s;display:grid}.playlist-link:hover{box-shadow:0 .7rem 1.6rem color-mix(in srgb, var(--colour-cover-shadow) 32%, transparent);color:var(--colour-text);transform:translateY(-.12rem)}.playlist-logo{color:var(--playlist-colour);background:#fff;border-radius:50%;justify-content:center;align-items:center;padding:.55rem;display:inline-flex;box-shadow:inset 0 0 0 1px #17242b1f}.playlist-logo,.playlist-logo svg{block-size:3rem;inline-size:3rem}.playlist-logo svg{display:block}.playlist-copy{gap:var(--space-1);flex-direction:column;display:flex}.playlist-service{font-family:var(--font-interface);font-size:1.08rem;font-weight:750}.playlist-credit{color:var(--colour-muted);font-size:.92rem}.playlist-link>.external-link-icon{color:var(--playlist-colour);align-self:start;margin-inline-start:0}.availability{color:var(--colour-muted);font-family:var(--font-interface);font-size:.9rem}.reading-content,.page-heading,.contents-epigraph,.chapter-list,.chapter-navigation,.reader-page-heading,.reader-page-navigation,.sequence-navigation{margin-inline:auto}.reading-content{max-inline-size:var(--measure-reading)}.page-heading,.contents-epigraph,.chapter-list{max-inline-size:52rem}.front-matter-page,.chapter-page{padding-block-start:var(--space-6)}.front-matter>:first-child,.manuscript>:first-child{margin-block-start:0}.front-matter{font-size:.8rem;line-height:1.55}.front-matter h1{letter-spacing:-.025em;margin-block-end:var(--space-5);font-size:clamp(1.8rem,5vw,2.8rem);line-height:1.08}.front-matter h2{margin-block-start:var(--space-5);font-size:1.35rem;line-height:1.2}.front-matter h3{margin-block-start:var(--space-4);font-size:1.05rem;line-height:1.25}.browser-storage-uses{margin-block:var(--space-3)}.browser-storage-uses dt{margin-block-start:var(--space-3);font-weight:700}.browser-storage-uses dd{margin-inline-start:var(--space-4)}.manuscript>h1{letter-spacing:-.025em;margin-block-end:var(--space-6);font-size:clamp(2.3rem,7vw,4.3rem);line-height:1.05}.sequence-navigation,.chapter-navigation{border-block-start:1px solid var(--colour-border);font-family:var(--font-interface);gap:var(--space-4);max-inline-size:var(--measure-reading);justify-content:space-between;margin-block-start:var(--space-6);padding-block-start:var(--space-4);display:flex}.bookmarks-view button{background:var(--colour-surface);border:1px solid var(--colour-border);color:var(--colour-accent-dark);cursor:pointer;padding:var(--space-1) var(--space-2);border-radius:.2rem}.reader-page{padding-block-start:var(--space-5)}.reader-page [data-paged-reader]{touch-action:pan-y pinch-zoom}.reader-sheets{margin-inline:auto}.reader-sheets>[data-reader-sheet]{min-inline-size:0}[data-reader-sheet=companion],[data-reader-spread-text]{display:none}@media (width>=42rem) and (orientation:landscape),(width>=42rem) and (hover:hover){[data-reader-view=spread] .reader-sheets,:root[data-reader-initial-view=spread] [data-paged-reader] .reader-sheets{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:clamp(1.5rem,4vw,4rem);inline-size:calc(100% - clamp(6rem,12vw,10rem));max-inline-size:88rem;display:grid}[data-reader-view=spread] [data-reader-sheet],:root[data-reader-initial-view=spread] [data-paged-reader] [data-reader-sheet]{max-inline-size:none;margin-inline:0}[data-reader-view=spread] [data-reader-sheet=companion],:root[data-reader-initial-view=spread] [data-paged-reader] [data-reader-sheet=companion]{border-inline-start:1px solid var(--colour-border);padding-inline-start:clamp(1.5rem,4vw,4rem);display:block}[data-reader-view=spread] [data-reader-single-text],:root[data-reader-initial-view=spread] [data-paged-reader] [data-reader-single-text]{display:none}[data-reader-view=spread] [data-reader-spread-text],:root[data-reader-initial-view=spread] [data-paged-reader] [data-reader-spread-text]{display:inline}}.reader-page-heading{max-inline-size:var(--measure-reading)}.reader-page-heading h1{margin-block:var(--space-2);font-size:clamp(2rem,6vw,3.4rem);line-height:1.08}.reader-page-position,.paged-chapter-list small{color:var(--colour-muted);font-family:var(--font-interface);font-size:.9rem}.reader-page-position{margin-block:var(--space-1) var(--space-5)}.reader-page-navigation{border-block-start:1px solid var(--colour-border);font-family:var(--font-interface);align-items:start;gap:var(--space-4);max-inline-size:54rem;grid-template-columns:1fr auto 1fr;margin-block-start:var(--space-6);padding-block-start:var(--space-4);display:grid}.reader-page-navigation>div:last-child{text-align:end}.reader-page-navigation-arrow{display:inline-block}.reader-page-navigation-arrow:dir(rtl){transform:scaleX(-1)}@media (width>=42rem) and (orientation:landscape),(width>=42rem) and (hover:hover){[data-reader-view=spread] .reader-page-navigation,:root[data-reader-initial-view=spread] [data-paged-reader] .reader-page-navigation{max-inline-size:88rem}}.paged-chapter-list a{flex-direction:column;display:flex}.utility-page{max-inline-size:var(--measure-interface);margin-inline:auto}.utility-notice,.bookmarks-view{background:var(--colour-surface);border:1px solid var(--colour-border);margin-block:var(--space-5);padding:var(--space-4);border-radius:.3rem}.bookmarks-view>ol{gap:var(--space-4);padding:0;list-style:none;display:grid}.bookmarks-view article{border-block-end:1px solid var(--colour-border);padding-block-end:var(--space-4)}.bookmarks-view h2{margin-block:0 var(--space-1);font-size:1.2rem}.bookmark-date{color:var(--colour-muted);font-family:var(--font-interface);font-size:.88rem}.bookmark-links{gap:var(--space-3);flex-wrap:wrap;display:flex}.bookmarks-drawer .bookmarks-view{margin-block:var(--space-4) 0;background:0 0;border:0;padding:0}.search-form{background:var(--colour-surface);border:1px solid var(--colour-border);padding:var(--space-4);border-radius:.3rem;margin-block-start:var(--space-5)}.search-form label{font-family:var(--font-interface);margin-block-end:var(--space-2);font-weight:700;display:block}.search-form>div{gap:var(--space-2);display:flex}.search-form input{background:var(--colour-page);border:1px solid var(--colour-border);color:var(--colour-text);font:inherit;min-inline-size:0;padding:var(--space-2);border-radius:.2rem;flex:1}.search-form button{background:var(--colour-accent);border:1px solid var(--colour-accent);color:var(--colour-on-accent);cursor:pointer;font:inherit;padding-inline:var(--space-3);border-radius:.2rem;font-weight:700}.search-status{min-block-size:1.65em}.search-results{gap:var(--space-4);padding:0;list-style:none;display:grid}.search-results article{border-block-start:1px solid var(--colour-border);padding-block-start:var(--space-3)}.search-results h2{margin-block:0 var(--space-1);font-size:1.25rem}.search-result-kind{color:var(--colour-muted);font-family:var(--font-interface);margin-block:0 var(--space-2);font-size:.85rem}.search-result-excerpt{margin-block:0}.contents-page{padding-block-start:var(--space-6)}.page-heading h1{margin-block-start:0;font-size:clamp(2.5rem,7vw,4.5rem)}.contents-epigraph{backdrop-filter:blur(.7rem);background:color-mix(in srgb, var(--colour-surface) 78%, transparent);box-shadow:0 .75rem 2rem color-mix(in srgb, var(--colour-cover-shadow) 32%, transparent), inset 0 0 0 1px color-mix(in srgb, var(--colour-border) 58%, transparent);padding:var(--space-4);border-radius:.45rem;margin-block-start:var(--space-5);font-size:.8rem;line-height:1.55}.contents-epigraph h2{margin-block:0 var(--space-2);font-size:1.15rem;line-height:1.3}.contents-epigraph .slide-text{color:var(--colour-muted);font-style:italic}.contents-epigraph p{margin-block:0 var(--space-2);max-inline-size:var(--measure-reading)}.contents-epigraph>:last-child,.contents-epigraph .slide-text>:last-child{margin-block-end:0}.contents-epigraph>p:last-child{font-family:var(--font-interface);font-size:.9rem}.chapter-list{counter-reset:none;margin-block:var(--space-5);gap:0;padding:0;list-style:none;display:grid}.chapter-list li{border-block-start:1px solid var(--colour-border);align-items:baseline;gap:var(--space-3);padding-block:var(--space-3);grid-template-columns:2.4rem 1fr;display:grid}.chapter-list li:last-child{border-block-end:1px solid var(--colour-border)}.chapter-label{color:var(--colour-accent-dark);font-family:var(--font-interface);font-size:.9rem;font-weight:800}.chapter-list a,.chapter-title{font-size:1.15rem;font-weight:700}.chapter-inert{align-items:center;gap:var(--space-3);grid-template-columns:minmax(0,1fr) auto;display:grid}.premium-chapter{color:var(--colour-muted)}.chapter-navigation{grid-template-columns:1fr auto 1fr;align-items:start;max-inline-size:54rem;display:grid}.chapter-navigation>div:last-child{text-align:end}.chapter-navigation a{flex-direction:column;display:flex}.chapter-navigation a>span{color:var(--colour-muted);font-size:.85rem}.contents-link{white-space:nowrap;align-self:center}.not-found-page{min-block-size:62vh}.error-code{color:var(--colour-accent);font-family:var(--font-interface);letter-spacing:.15em;font-size:1rem;font-weight:800}@media (width<=48rem){.site-header,.site-footer{align-items:flex-start}.site-footer{flex-direction:column}.site-footer-information{align-items:flex-start}.build-provenance{text-align:start}main{padding-inline:clamp(1rem,5vw,1.5rem)}.cover-hero{grid-template-columns:minmax(0,28rem)}.cover-art--landing{max-inline-size:min(82vw,23rem);margin-inline:auto}.chapter-navigation{gap:var(--space-4) var(--space-2);grid-template-columns:1fr 1fr}.chapter-navigation .contents-link,.reader-page-navigation .contents-link{grid-area:1/1/auto/-1}.reader-page-navigation{gap:var(--space-4) var(--space-2);grid-template-columns:1fr 1fr}.sequence-navigation{flex-direction:column}}@media (width<=36rem){.site-header{gap:var(--space-2);padding-inline:var(--space-3)}.site-header nav{gap:var(--space-1)}.wordmark-title{display:none}}body:before{content:none;pointer-events:none;user-select:none;z-index:0;background:radial-gradient(52rem 40rem at -9% 11%,#68dae638,#68dae612 42%,#0000 72%),radial-gradient(48rem 46rem at 108% 26%,#4e89cf2e,#4e89cf0f 48%,#0000 74%),radial-gradient(38rem 34rem at 104% 91%,#475bc414,#9c4da305 46%,#0000 72%);position:fixed;inset:0}@media screen{:root[data-theme=light] body:before,:root:not([data-theme]) body:before{content:""}}@media screen and (prefers-color-scheme:dark){:root:not([data-theme]) body:before{content:none}}@media screen and (width<=48rem){body:before{background:radial-gradient(26rem 34rem at -24% 8%,#68dae61f,#0000 70%),radial-gradient(24rem 30rem at 124% 72%,#4e89cf17,#0000 72%)}}@media print,(forced-colors:active){body:before{content:none!important}}.manuscript{font-size:clamp(1.05rem,1rem + .25vw,1.18rem);line-height:1.72}.manuscript p{margin-block:0 1.25em}.manuscript :is([data-passage],[id^=user-content-fn-],[id^=user-content-fnref-]){scroll-margin-block-start:6rem}.manuscript .subsection-opening>p:first-child{text-indent:1.6em}.manuscript h2{margin-block:2.2em .8em;font-size:1.45em;line-height:1.25}.manuscript>h1:has(+:is(.heading,.slide-heading,.caption)){margin-block-end:var(--space-5)}.manuscript blockquote{border-inline-start:.22rem solid var(--colour-accent);color:var(--colour-muted);margin-inline:0;padding-inline-start:var(--space-4)}.manuscript hr{color:var(--colour-accent);margin-block:var(--space-6);text-align:center;border:0}.manuscript hr:after{content:"◆";font-size:.72rem}.manuscript hr.publication-break{border-block-start:1px solid var(--colour-border);inline-size:min(12rem,38%);margin-block:calc(var(--space-6) + var(--space-3))}.manuscript hr.publication-break:after{content:none}@media (forced-colors:active){.manuscript hr.publication-break{border-block-start-color:canvastext}}.manuscript :not(pre)>code{background:var(--colour-insert);border-radius:.15rem;padding:.08em .25em;font-size:.88em}.manuscript .caption{font-family:var(--font-interface);margin-block:var(--space-5) 1.25em;font-size:.96em;font-style:italic;font-weight:400;line-height:1.45}.manuscript .caption>p{margin-block-end:.12em}.manuscript :is(.heading,.slide-heading){color:var(--colour-muted);margin-block:var(--space-6) 1.25em}.manuscript :is(.heading,.slide-heading) h2{font-family:var(--font-reading);letter-spacing:.01em;text-align:start;margin:0;font-size:1.55em;font-style:italic;font-weight:500;line-height:1.2}.manuscript .slide-text{border-inline-start:.22rem solid var(--colour-accent);color:var(--colour-muted);margin-block:var(--space-5);padding-inline-start:var(--space-4);font-style:italic}.manuscript .newsprint,.manuscript .newsprint-list{font-family:var(--font-newsprint);margin-block:var(--space-5);font-size:1.01em;line-height:1.58}.manuscript :is(.newsprint,.newsprint-list)>p{margin-block-end:.72em}.manuscript :is(.slide-heading,.heading)+.caption,.manuscript>h1+:is(.slide-heading,.caption),.manuscript .caption+.newsprint{margin-block-start:0}.manuscript :is(.slide-heading,.heading):has(+.caption),.manuscript .caption:has(+.newsprint){margin-block-end:.65em}.manuscript :is(.newsprint,.newsprint-list):has(+:is(.newsprint,.newsprint-list)){margin-block-end:0}.manuscript :is(.newsprint,.newsprint-list)+:is(.newsprint,.newsprint-list){margin-block-start:.65em}.manuscript :is(.newsprint,.newsprint-list):has(+.caption){margin-block-end:0}.manuscript :is(.newsprint,.newsprint-list)+.caption{margin-block-start:calc(var(--space-6) + var(--space-3))}.manuscript .caption>:last-child,.manuscript .heading>:last-child,.manuscript .newsprint>:last-child,.manuscript .newsprint-list>:last-child,.manuscript .slide-heading>:last-child,.manuscript .slide-text>:last-child{margin-block-end:0}.manuscript [data-footnotes]{border-block-start:1px solid var(--colour-border);margin-block-start:var(--space-6);padding-block-start:var(--space-4);font-size:.92em}.manuscript [data-footnotes] li{padding-inline-start:var(--space-1)}.manuscript [data-footnote-ref]{font-family:var(--font-interface);margin-inline:.12em;font-size:.78em;font-weight:700}.manuscript [data-footnote-backref]{font-family:var(--font-interface);margin-inline-start:var(--space-1)}