:root{--header-bottom:68px;--header-content-offset:88px}body .site-shell{padding-top:var(--header-content-offset)}body .site-header{z-index:50;width:min(100% - 144px,1140px);box-shadow:none;backdrop-filter:none;filter:none;background:0 0;border:0;border-radius:0;margin-inline:auto;padding:0;animation:none;display:block;position:fixed;inset:10px 0 auto;transform:none}body .site-header-inner{isolation:isolate;letter-spacing:0;border:1px solid #0000;border-radius:999px;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:12px;width:100%;min-height:58px;margin-inline:auto;padding:6px 12px;display:grid;position:relative}body .site-header.is-scrolled .site-header-inner{width:min(100%,980px)}body .site-header-inner:before{content:"";z-index:-1;border:1px solid var(--liquid-border,var(--line));border-radius:inherit;background:color-mix(in srgb, var(--bg-strong) 78%, transparent);box-shadow:inset 0 1px 0 var(--liquid-highlight), 0 12px 36px #00000017;opacity:0;pointer-events:none;transition:opacity .4s;position:absolute;inset:-1px}body .site-header.is-scrolled .site-header-inner:before{opacity:1;backdrop-filter:blur(22px)saturate(1.14)}body .site-header .brand{min-width:0;color:var(--text);background:0 0;grid-area:1/1;justify-self:start;align-items:center;gap:9px;padding:0;text-decoration:none;display:flex}body .site-header .brand-avatar{object-fit:contain;border:0;border-radius:50%;flex:0 0 38px;width:38px;height:38px;padding:0}body .site-header .brand-text{gap:3px;min-width:0;line-height:1.2;display:grid}body .site-header .brand-text strong{white-space:nowrap;font-size:15px}body .site-header .brand-text small{color:var(--muted);white-space:nowrap;font-size:11px}body .site-header .nav-links{border:1px solid var(--liquid-border,var(--line));background:color-mix(in srgb, var(--bg-strong) 80%, transparent);width:max-content;box-shadow:inset 0 1px 0 var(--liquid-highlight);border-radius:999px;grid-area:1/2;justify-content:center;justify-self:center;align-items:center;gap:2px;padding:3px;display:flex;position:relative}body .site-header .nav-links>a,body .site-header .friends-menu-trigger{min-width:44px;min-height:38px;color:var(--muted);white-space:nowrap;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:999px;place-items:center;padding:7px 10px;font-size:14px;font-weight:600;line-height:1.2;text-decoration:none;transition:color .16s,background .16s;display:grid}body .site-header .nav-links>a:is(:hover,.active),body .site-header .friends-menu:is(.is-open,.has-active)>button,body .site-header .friends-menu-trigger:hover{border-color:var(--liquid-border,var(--line));color:var(--accent-strong);background:var(--accent-soft);box-shadow:inset 0 1px 0 var(--liquid-highlight)}body .site-header .friends-menu{position:relative}body .site-header .friends-menu:after{content:"";height:12px;position:absolute;inset:100% 0 auto}body .site-header .friends-menu-dropdown{z-index:2;border:1px solid var(--liquid-border,var(--line));background:var(--bg-strong);width:164px;box-shadow:var(--liquid-shadow);opacity:0;visibility:hidden;pointer-events:none;border-radius:16px;gap:4px;padding:8px;transition:opacity .24s,translate .24s cubic-bezier(.22,1,.36,1),visibility .24s;display:grid;position:absolute;top:calc(100% + 8px);left:50%;translate:-50% -6px}body .site-header .friends-menu.is-open>.friends-menu-dropdown{opacity:1;visibility:visible;pointer-events:auto;backdrop-filter:blur(10px);translate:-50%}body .site-header .friends-menu-dropdown-inner{gap:4px;display:grid}body .site-header .friends-menu-dropdown a{color:var(--text);border-radius:10px;padding:10px 8px;font-size:14px;text-decoration:none}body .site-header .friends-menu-dropdown a:hover{color:var(--accent-strong);background:var(--accent-soft)}body .site-header .header-actions{min-width:0;box-shadow:none;backdrop-filter:none;background:0 0;border:0;border-radius:0;grid-area:1/3;justify-self:end;align-items:center;gap:6px;padding:0;display:flex}body .site-header .header-actions:before{content:none}body .site-header .header-search{position:relative}body .site-header .header-actions .icon-button{width:44px;min-width:44px;height:44px;box-shadow:none;background:0 0;border:0;border-radius:50%;flex:0 0 44px;place-items:center;padding:0;display:grid;position:relative;transform:none}body .site-header .header-actions .icon-button:before{content:"";border:1px solid var(--liquid-border,var(--line));background:color-mix(in srgb, var(--bg-strong) 85%, transparent);box-shadow:inset 0 1px 0 var(--liquid-highlight);border-radius:50%;position:absolute;inset:4px}body .site-header .header-actions .icon-button>*{z-index:1;position:relative}body .site-header .header-actions .icon-button:hover:before{background:var(--accent-soft)}body .site-header .icon-button svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;width:19px;height:19px}body .site-header :is(a,button):focus-visible{outline:2px solid var(--accent);outline-offset:3px}body .site-header .header-actions .header-nav-trigger,body .header-nav-dialog{display:none}@media (hover:hover) and (pointer:fine) and (width>=1024px){body .site-header .friends-menu:not(.is-suppressing-hover):hover>.friends-menu-dropdown{opacity:1;visibility:visible;pointer-events:auto;backdrop-filter:blur(10px);translate:-50%}}@media (width>=1560px){body .site-header{width:min(100% - 160px,1280px)}body .site-header.is-scrolled .site-header-inner{width:min(100%,1180px)}}@media (width<=1023px){:root{--header-bottom:58px;--header-content-offset:78px}body .site-header{width:min(100% - 32px,918px);inset-block-start:12px}body .site-header-inner{border:0;grid-template-columns:minmax(0,1fr) auto;gap:8px;min-height:46px;padding:0}body .site-header.is-scrolled .site-header-inner{width:100%}body .site-header-inner:before{content:none}body .site-header .brand,body .site-header .header-actions{isolation:isolate;border:1px solid #0000;border-radius:999px;min-height:46px;position:relative}body .site-header .brand{padding:4px}body .site-header .header-actions{grid-column:2;gap:0;padding:0}body .site-header .brand:before,body .site-header .header-actions:before{content:"";z-index:-1;border:1px solid var(--liquid-border,var(--line));border-radius:inherit;background:color-mix(in srgb, var(--bg-strong) 78%, transparent);box-shadow:inset 0 1px 0 var(--liquid-highlight), 0 8px 26px #00000014;opacity:0;pointer-events:none;transition:opacity .4s;position:absolute;inset:-1px}body .site-header.is-scrolled .brand:before,body .site-header.is-scrolled .header-actions:before{opacity:1;backdrop-filter:blur(18px)saturate(1.6)}body .site-header .header-actions .icon-button:before{inset:6px}body .site-header .header-actions .header-nav-trigger{display:grid}body .site-header .brand-text small{display:none}body .site-header .brand-avatar{flex-basis:28px;width:28px;height:28px}body .site-header .brand{gap:6px}body .site-header .brand-text strong{text-overflow:clip;font-size:13px;overflow:visible}body .site-header-inner>.nav-links{display:none}body .header-nav-dialog[open]{width:100%;max-width:none;height:100%;max-height:none;color:var(--text);box-shadow:none;background:0 0;border:0;border-radius:0;margin:0;padding:0;display:block;position:fixed;inset:0;overflow:hidden}body .header-nav-dialog::backdrop{opacity:0;background:#00000070;transition:opacity .32s}body .header-nav-dialog.is-open::backdrop{opacity:1}body .header-nav-panel{width:min(82vw,22rem);height:100%;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);border-left:1px solid var(--liquid-border,var(--line));background:var(--bg-strong);flex-direction:column;transition:transform .42s cubic-bezier(.2,.8,.2,1);display:flex;position:absolute;inset:0 0 0 auto;overflow:hidden;transform:translate(100%);box-shadow:-12px 0 44px #00000029}body .header-nav-dialog.is-open .header-nav-panel{transform:none}body .header-nav-heading{flex:none;justify-content:space-between;align-items:center;gap:12px;padding:16px 16px 8px;display:flex}body .header-nav-heading>button{border:1px solid var(--line);width:44px;height:44px;color:var(--text);background:var(--bg-soft);cursor:pointer;border-radius:50%;padding:0;font-size:24px}body .header-nav-content{overscroll-behavior:contain;min-height:0;padding:0 16px 16px;overflow-y:auto}body .site-header .header-nav-content>.nav-links{width:100%;max-height:none;box-shadow:none;background:0 0;border:0;border-radius:0;grid-area:auto;grid-template-columns:minmax(0,1fr);justify-self:stretch;gap:.55rem;padding:0;display:grid;position:static;overflow:visible}body .site-header .header-nav-content>.nav-links>*{--nav-item-index:0;opacity:0;transition:color .16s,background .16s,border-color .16s,opacity .16s,translate .16s;translate:10px}body .header-nav-content>.nav-links>:nth-child(2){--nav-item-index:1}body .header-nav-content>.nav-links>:nth-child(3){--nav-item-index:2}body .header-nav-content>.nav-links>:nth-child(4){--nav-item-index:3}body .header-nav-content>.nav-links>:nth-child(5){--nav-item-index:4}body .header-nav-content>.nav-links>:nth-child(6){--nav-item-index:5}body .header-nav-content>.nav-links>:nth-child(7){--nav-item-index:6}body .header-nav-content>.nav-links>:nth-child(8){--nav-item-index:7}body .header-nav-dialog.is-open .header-nav-content>.nav-links>*{opacity:1;transition-duration:.16s,.16s,.16s,.28s,.28s;transition-delay:0s, 0s, 0s, calc(.12s + var(--nav-item-index) * 60ms), calc(.12s + var(--nav-item-index) * 60ms);translate:none}body .site-header .nav-links>a,body .site-header .friends-menu-trigger{border:1px solid color-mix(in srgb, var(--text) 24%, transparent);border-radius:12px;justify-content:start;width:100%;min-height:44px;padding:.72rem .78rem;font-size:.98rem;transition:color .16s,background .16s,border-color .16s}body .site-header .friends-menu-trigger{justify-content:space-between;display:flex}body .site-header .friends-menu-trigger:after{content:"⌄";transition:rotate .18s}body .site-header .friends-menu.is-open .friends-menu-trigger:after{rotate:180deg}body .site-header .friends-menu-dropdown{width:100%;box-shadow:none;background:0 0;border:0;border-radius:0;grid-template-rows:0fr;margin:0;padding:0;transition:grid-template-rows .3s cubic-bezier(.22,1,.36,1),opacity .2s,visibility .3s;display:grid;position:static;translate:none}body .site-header .friends-menu-dropdown-inner{border-left:1px solid var(--line);min-height:0;padding-left:10px;overflow:hidden}body .site-header .friends-menu-dropdown a{border:1px solid color-mix(in srgb, var(--text) 24%, transparent);border-radius:12px;min-height:44px;padding:.56rem .64rem;font-size:.94rem;transition:color .16s,background .16s,border-color .16s}body .site-header .friends-menu-dropdown a:first-child{margin-top:6px}body .site-header .friends-menu.is-open .friends-menu-dropdown{backdrop-filter:none;grid-template-rows:1fr;translate:none}body .site-header .nav-links>a:is(:hover,:focus-visible,:active,.active),body .site-header .friends-menu:is(.is-open,.has-active)>button,body .site-header .friends-menu-trigger:is(:hover,:focus-visible,:active),body .site-header .friends-menu-dropdown a:is(:hover,:focus-visible,:active){border-color:color-mix(in srgb, var(--accent-strong) 65%, transparent);color:var(--accent-strong);background:var(--accent-soft)}body .site-header .friends-menu:after{content:none}}@media (width>=670px) and (width<=1023px){:root{--header-bottom:66px;--header-content-offset:86px}body .site-header{inset-block-start:20px}body .site-header-inner{gap:16px}}body .article-page .article-content-shell.has-side .article-side-column{align-self:stretch;min-width:0;max-height:none;padding:0;display:block;position:static;overflow:visible}body .article-page .article-side-column>.article-profile{margin-bottom:18px;position:static}body .article-page .article-sticky-region{top:calc(var(--header-bottom) + 12px);gap:18px;max-height:none;display:grid;position:sticky;overflow:visible}body .article-page .article-sticky-region>.toc-bar,body .mobile-toc-panel .toc-bar{width:100%;max-height:none;position:static;overflow:visible;transform:none}body .toc-bar .toc-list{overscroll-behavior:contain;scrollbar-width:thin;max-height:50svh;display:block;overflow:auto}body .article-page .article-sticky-region .toc-list{overscroll-behavior:auto;max-height:none;overflow:visible}body .toc-bar :is(.toc-tree,.toc-children){margin:0;padding:0;list-style:none}body .toc-bar .toc-node{min-width:0;margin:0}body .toc-bar .toc-node>a{overflow-wrap:anywhere;padding:7px 8px;font-size:13px}body .toc-bar .toc-children-panel{opacity:0;pointer-events:none;grid-template-rows:0fr;transition:grid-template-rows .28s cubic-bezier(.22,1,.36,1),opacity .2s;display:grid}body .toc-bar .toc-children{border-left:1px dashed var(--line);min-height:0;margin-left:10px;padding-left:6px;overflow:hidden}body .toc-bar .toc-node.is-expanded>.toc-children-panel{opacity:1;pointer-events:auto;grid-template-rows:1fr}body .toc-bar a:is(:hover,.active){transform:none}body .article-body :is(h2,h3,h4,h5,h6)[id]{scroll-margin-top:max(120px, calc(var(--header-bottom) + 12px))}@media (width<=900px){body .article-page .article-sticky-region{max-height:none;position:static;overflow:visible}}@media (prefers-reduced-motion:reduce){body .site-header-inner:before,body .site-header :is(.brand,.header-actions):before,body .header-nav-dialog::backdrop,body .header-nav-panel,body .site-header .friends-menu-dropdown,body .site-header .friends-menu-trigger:after,body .site-header .header-nav-content>.nav-links>*,body .header-nav-dialog.is-open .header-nav-content>.nav-links>*,body .toc-bar .toc-children-panel{transition:none}body .site-header .friends-menu-dropdown,body .site-header .friends-menu.is-open>.friends-menu-dropdown,body .site-header .friends-menu:not(.is-suppressing-hover):hover>.friends-menu-dropdown{translate:-50%}@media (width<=1023px){body .site-header .header-nav-content>.nav-links>*,body .site-header .friends-menu-dropdown,body .site-header .friends-menu.is-open>.friends-menu-dropdown,body .site-header .friends-menu:not(.is-suppressing-hover):hover>.friends-menu-dropdown{translate:none}}}html[data-minimal-motion=enabled] .site-header-inner:before,html[data-minimal-motion=enabled] body .site-header :is(.brand,.header-actions):before,html[data-minimal-motion=enabled] body .header-nav-dialog::backdrop,html[data-minimal-motion=enabled] body .header-nav-panel,html[data-minimal-motion=enabled] body .site-header .friends-menu-dropdown,html[data-minimal-motion=enabled] body .site-header .friends-menu-trigger:after,html[data-minimal-motion=enabled] body .site-header .header-nav-content>.nav-links>*,html[data-minimal-motion=enabled] body .header-nav-dialog.is-open .header-nav-content>.nav-links>*{transition:none}html[data-minimal-motion=enabled] body .site-header .friends-menu-dropdown,html[data-minimal-motion=enabled] body .site-header .friends-menu.is-open>.friends-menu-dropdown,html[data-minimal-motion=enabled] body .site-header .friends-menu:not(.is-suppressing-hover):hover>.friends-menu-dropdown{translate:-50%}@media (width<=1023px){html[data-minimal-motion=enabled] body .header-nav-content>.nav-links>*,html[data-minimal-motion=enabled] body .site-header .friends-menu-dropdown,html[data-minimal-motion=enabled] body .site-header .friends-menu.is-open>.friends-menu-dropdown,html[data-minimal-motion=enabled] body .site-header .friends-menu:not(.is-suppressing-hover):hover>.friends-menu-dropdown{translate:none}}html[data-minimal-motion=enabled] body .toc-bar .toc-children-panel{transition:none}html:is([data-small-overlay-blur=disabled],[data-minimal-motion=enabled]) body .site-header-inner:before,html:is([data-small-overlay-blur=disabled],[data-minimal-motion=enabled]) body .site-header :is(.nav-links,.friends-menu-dropdown),html:is([data-small-overlay-blur=disabled],[data-minimal-motion=enabled]) body .site-header .brand:before,html:is([data-small-overlay-blur=disabled],[data-minimal-motion=enabled]) body .site-header .header-actions:before{backdrop-filter:none!important}@media (width<=900px){html[data-mobile-performance=enabled] body .site-header-inner:before,html[data-mobile-performance=enabled] body .site-header .brand:before,html[data-mobile-performance=enabled] body .site-header .header-actions:before,html[data-mobile-performance=enabled] body .site-header :is(.nav-links,.friends-menu-dropdown){backdrop-filter:none}}
