html:has(.chapter-article){scrollbar-gutter:stable;scroll-padding-top:5.5rem}.chapter-page:has(>.host-banner) .chapter-rail-title{display:none}.chapter-article [id]{scroll-margin-top:5.5rem}.chapter-rail{scroll-target-group:auto;z-index:8;box-sizing:border-box;color:var(--navy,#192845);font-family:var(--font-sans-next), "Open Sans", sans-serif;border:1.15px solid var(--navy,#192845);background:color-mix(in srgb, var(--paper,#f3ead4) 70%, white);padding:.55rem .75rem}.chapter-rail-title{font-family:var(--font-sans-next), "Open Sans", sans-serif;font-variant:small-caps;letter-spacing:.22em;text-transform:uppercase;color:color-mix(in srgb, var(--navy,#192845) 70%, var(--paper,#f3ead4));margin:0 0 .4rem;font-size:.72rem;font-weight:600;font-stretch:100%;line-height:1.25}.chapter-rail-progress{background:color-mix(in srgb, var(--navy,#192845) 12%, transparent);width:100%;height:.35rem;accent-color:var(--blue,#0061a0);border:0;margin:0 0 .7rem;display:block}.chapter-rail-list{margin:0;padding:0;list-style:none}.chapter-rail-menu{margin:0}.chapter-rail-current{box-sizing:border-box;cursor:pointer;list-style:none;display:none}.chapter-rail-current::-webkit-details-marker{display:none}.chapter-rail-here{color:var(--blue,#0061a0);font-weight:700}.chapter-rail-list li+li{border-block-start:1.15px solid color-mix(in srgb, var(--navy,#192845) 18%, transparent)}.chapter-article .chapter-rail a:not(.btn){box-sizing:border-box;width:100%;color:var(--navy,#192845);cursor:pointer;border-inline-start:3px solid #0000;align-items:center;padding-block:.32rem;padding-inline:.65rem .5rem;font-size:.95rem;font-weight:400;line-height:1.25;text-decoration:none;display:flex}.chapter-article .chapter-rail a:not(.btn):hover,.chapter-article .chapter-rail a:not(.btn):hover:visited{color:var(--blue,#0061a0);border-inline-start-color:var(--blue,#0061a0);text-decoration:none}.chapter-rail a:focus-visible{outline:3px solid var(--yellow,#fddd59);outline-offset:3px}.chapter-article .chapter-rail a:not(.btn).is-current,.chapter-article .chapter-rail a:not(.btn).is-current:hover{color:var(--blue,#0061a0);border-inline-start-color:var(--blue,#0061a0);font-weight:700;text-decoration:none}.chapter-rail[data-chapter-swap]{view-transition-name:chapter-rail}.chapter-rail[data-chapter-swap] a{transition:border-color .18s}.chapter-article[data-chapter-swap] .chapter-article-body,.chapter-article[data-chapter-swap] .chapter-article-body>*{display:grid}.chapter-article[data-chapter-swap] [role=tabpanel]{grid-area:1/1}.chapter-article[data-chapter-swap] [role=tabpanel]:is([hidden],[data-chapter-hidden]){contain:size;contain-intrinsic-size:0 0;align-self:start;block-size:0;min-block-size:0;overflow:clip}.chapter-article[data-chapter-swap] [role=tabpanel]:is([hidden],[data-chapter-hidden]) :is(img,iframe,video){display:none}.chapter-article[data-chapter-swap] [role=tabpanel]:is([hidden],[data-chapter-hidden]):before,.chapter-article[data-chapter-swap] [role=tabpanel]:is([hidden],[data-chapter-hidden]):after{content:none!important;background-image:none!important}.chapter-article[data-chapter-swap] [role=tabpanel]:not([hidden]):not([data-chapter-hidden]){z-index:1}.chapter-article[data-chapter-swap] .chapter-article-body{view-transition-name:chapter-panel}.chapter-article[data-chapter-swap] [id]{scroll-margin-top:0}html.chapter-swap-vt .site-header,html.chapter-swap-vt .site-footer,html.chapter-swap-vt .season-bar{view-transition-name:none!important}html.chapter-swap-vt .site-nav{view-transition-name:site-header!important}html.chapter-swap-vt .site-footer{visibility:hidden}html:active-view-transition-type(chapter-swap)::view-transition-group(root){animation:none}html:active-view-transition-type(chapter-swap)::view-transition-old(root){animation:none}html:active-view-transition-type(chapter-swap)::view-transition-new(root){animation:none}html:active-view-transition-type(chapter-swap)::view-transition-new(root){object-fit:none;object-position:left top;width:100%;height:100%}html:active-view-transition-type(chapter-swap)::view-transition-old(root){display:none}html:active-view-transition-type(chapter-swap)::view-transition-group(site-footer){animation:none;display:none}html:active-view-transition-type(chapter-swap)::view-transition-old(site-footer){animation:none;display:none}html:active-view-transition-type(chapter-swap)::view-transition-new(site-footer){animation:none;display:none}::view-transition-group(chapter-rail){animation:none}::view-transition-group(chapter-panel){animation:none}::view-transition-group(chapter-panel){z-index:1;overflow:clip}::view-transition-group(chapter-rail){z-index:4;overflow:clip}::view-transition-old(chapter-rail){mix-blend-mode:normal;object-fit:none;object-position:left top;width:100%;height:100%;animation:none;inset:0}::view-transition-new(chapter-rail){mix-blend-mode:normal;object-fit:none;object-position:left top;width:100%;height:100%;animation:none;inset:0}@media (min-width:901px){.chapter-rail[data-chapter-swap]{view-transition-name:none}html:active-view-transition-type(chapter-swap)::view-transition-group(chapter-panel){clip-path:polygon(evenodd, 0 0, 100% 0, 100% 100%, 0 100%, 0 0, var(--chapter-rail-l,0px) var(--chapter-rail-t,0px), var(--chapter-rail-l,0px) var(--chapter-rail-b,0px), var(--chapter-rail-r,0px) var(--chapter-rail-b,0px), var(--chapter-rail-r,0px) var(--chapter-rail-t,0px), var(--chapter-rail-l,0px) var(--chapter-rail-t,0px))}}::view-transition-old(chapter-rail){opacity:0;display:none}::view-transition-old(chapter-panel){object-fit:none;object-position:left top;mix-blend-mode:normal;width:auto;height:auto;inset:0 auto auto 0}::view-transition-new(chapter-panel){object-fit:none;object-position:left top;mix-blend-mode:normal;width:auto;height:auto;inset:0 auto auto 0}::view-transition-old(chapter-panel){opacity:1;animation:none}::view-transition-new(chapter-panel){animation-name:chapter-panel-in;animation-duration:.18s;animation-timing-function:ease-out}@keyframes chapter-panel-out{to{opacity:0}}@keyframes chapter-panel-in{0%{opacity:0}}@media (min-width:901px){.chapter-article{width:min(100%,1280px);padding-inline:var(--page-pad,48px);grid-template-columns:max-content minmax(0,1fr);align-items:start;column-gap:1.5rem;margin-inline:auto;display:grid}.chapter-rail{justify-self:start;width:max-content;margin-block-start:72px;position:sticky;top:6.5rem}.chapter-rail-menu::details-content{content-visibility:visible;display:contents}.chapter-rail-menu:not([open])>.chapter-rail-list,.chapter-rail-list{gap:0;display:grid}.chapter-rail-menu:not([open])>.chapter-rail-progress{display:block}.chapter-rail a:not(.btn){white-space:nowrap}.chapter-article-body .guide-castle-wrap{width:100%;margin-inline:0;padding-inline:0}}@media (max-width:900px){html:has(.chapter-article){scroll-padding-top:calc(var(--castle-nav-h,6.5rem) + 3.25rem)}.chapter-article{padding-block-start:3.25rem}.chapter-page:has(>.host-banner) .chapter-article{padding-block-start:0}.chapter-page:has(>.host-banner) .chapter-rail{top:var(--castle-nav-h,6.5rem);position:sticky;left:auto;right:auto}.chapter-rail{top:var(--castle-nav-h,6.5rem);z-index:30;width:100%;max-block-size:calc(100dvh - var(--castle-nav-h,6.5rem));border:0;border-block-end:1px solid color-mix(in srgb, var(--navy,#192845) 14%, transparent);background:var(--cream,#faf4e6);margin:0;padding:0;position:fixed;left:0;right:0;overflow:auto}.chapter-rail-title{display:none}.chapter-rail-current{align-items:center;gap:.75rem;min-block-size:3.25rem;padding:.85rem 1rem;display:flex}.chapter-rail-current:after{content:"";border-inline-end:2px solid var(--navy,#192845);border-block-end:2px solid var(--navy,#192845);flex:none;width:.55rem;height:.55rem;margin-block-start:-.2rem;margin-inline-start:auto;transform:rotate(45deg)}.chapter-rail-menu[open] .chapter-rail-current:after{margin-block-start:.2rem;transform:rotate(-135deg)}.chapter-rail-here{text-box:trim-both cap alphabetic;min-width:0;font-size:1.05rem;line-height:1}.chapter-rail-list{border-block-start:1px solid color-mix(in srgb, var(--navy,#192845) 14%, transparent);background:var(--paper,#f3ead4);gap:0;padding:0;display:grid}.chapter-rail-list li+li{border-block-start-color:color-mix(in srgb, var(--navy,#192845) 10%, transparent)}.chapter-article .chapter-rail a:not(.btn){min-block-size:3.25rem;padding-block:.85rem;padding-inline:1rem;font-size:1.05rem}.chapter-rail-progress{border-radius:0;height:.2rem;margin:0}.chapter-article-body .guide-castle-wrap{padding-block-start:1.15rem}}@media (pointer:coarse){.chapter-rail a:not(.btn){min-block-size:2.75rem}}@media (prefers-reduced-motion:reduce){.chapter-rail a,.chapter-rail-current:after{transition:none}::view-transition-old(chapter-panel){animation:none!important}::view-transition-new(chapter-panel){animation:none!important}::view-transition-group(chapter-panel){animation:none!important}::view-transition-old(chapter-rail){animation:none!important}::view-transition-new(chapter-rail){animation:none!important}::view-transition-group(chapter-rail){animation:none!important}}