*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:#f5f5f5;color:#1d1d1f;font-family:var(--reader-font-body);font-size:1rem;line-height:1.6;overflow:hidden}body{display:flex;flex-direction:column;height:100vh}.topbar{flex-shrink:0;z-index:100;background:#fafafa;border-bottom:1px solid #d2d2d7;box-shadow:0 10px 28px rgba(0,0,0,8%),0 2px 6px rgba(0,0,0,7%);font-family:var(--reader-font-nav);font-size:var(--reader-topbar-font-size);padding:var(--reader-chrome-spacing)0}.topbar-inner{max-width:var(--reader-max-layout-width);margin:0 auto;display:flex;align-items:center;padding:0 var(--reader-pane-gap)}.topbar-identity{font-weight:600;margin-right:auto;white-space:nowrap}.topbar-theme-switcher{--theme-card-width:calc(var(--theme-title-width-ch, 10) * 0.95ch + 1.6rem);position:relative;margin-right:auto;display:inline-flex;align-items:center;overflow:visible}.topbar-theme-switcher::before{content:"";position:absolute;z-index:0;left:-.75rem;width:calc(var(--theme-card-width) + 1.5rem);top:.2rem;bottom:.2rem;border:1px solid rgba(134,134,139,0);border-radius:1rem;background:rgba(250,250,250,0);box-shadow:0 12px 28px transparent;opacity:0;pointer-events:none;transition:top 1.6s cubic-bezier(.22,1,.36,1).62s,bottom 1.6s cubic-bezier(.22,1,.36,1).62s,border-color 1.45s ease .62s,background-color 1.45s ease .62s,box-shadow 1.6s ease .62s,opacity 1.45s ease .62s}.topbar-theme-switcher:is(:hover,:focus-within)::before{top:-.95rem;bottom:calc(-.7rem - (var(--theme-option-count,1) * 1.35rem));border-color:#bdbdc4;background:#fafafa;box-shadow:0 12px 28px rgba(0,0,0,8%);opacity:1;transition:top .28s cubic-bezier(.2,1.2,.32,1),bottom .28s cubic-bezier(.2,1.2,.32,1),border-color .18s ease,background-color .18s ease,box-shadow .22s ease,opacity .18s ease}.topbar-theme-summary{position:relative;z-index:2;display:flex;align-items:baseline;gap:.35rem;cursor:default;white-space:nowrap;color:#1d1d1f;padding:.05rem 0;border:none;background:0 0}.topbar-theme-current-title{font-size:1rem;font-weight:700}.topbar-theme-summary-indicator::before{content:"v";display:inline-block;font-size:.72rem;color:#8d8d93;transform-origin:50% 45%;transition:transform .18s ease,color .18s ease,opacity .18s ease}.topbar-theme-switcher:is(:hover,:focus-within) .topbar-theme-summary-indicator::before{color:#6e6e73;transform:rotate(180deg)}.topbar-theme-eyebrow{position:absolute;top:0;left:0;z-index:1;font-size:.62rem;font-weight:500;letter-spacing:.04em;text-transform:uppercase;color:rgba(110,110,115,0);opacity:0;transform:translateY(.7rem);pointer-events:none;transition:color .42s ease 0s,opacity .42s ease 0s,transform .58s cubic-bezier(.22,1,.36,1)0s}.topbar-theme-switcher:is(:hover,:focus-within) .topbar-theme-eyebrow{color:#8a8a90;opacity:1;transform:translateY(-.72rem);transition:color .18s ease .36s,opacity .18s ease .36s,transform .3s cubic-bezier(.2,1.18,.32,1).36s}.topbar-theme-menu{position:absolute;top:100%;left:0;z-index:1;width:var(--theme-card-width);max-width:min(24rem,75vw);list-style:none;padding:0;margin:0;opacity:1;visibility:hidden;transition:visibility 2s step-end}.topbar-theme-switcher:is(:hover,:focus-within) .topbar-theme-menu{visibility:visible;transition:visibility 0s linear}.topbar-theme-item{width:100%;max-height:0;overflow:hidden;opacity:0;transform:translateY(-.55rem);transition:max-height .5s ease,opacity .4s ease,transform .62s cubic-bezier(.22,1,.36,1);transition-delay:calc(var(--theme-item-index,0) * .18s)}.topbar-theme-switcher:is(:hover,:focus-within) .topbar-theme-item{max-height:1.35rem;opacity:1;transform:translateY(0);transition:max-height .34s ease,opacity .22s ease,transform .34s cubic-bezier(.2,1.16,.32,1);transition-delay:calc((var(--theme-option-count,1) - var(--theme-item-index,0) - 1) * .11s + .1s)}.topbar-theme-item .topbar-theme-link{display:block;width:100%;padding:.1rem 0;white-space:nowrap;font-size:.78rem;line-height:1.2}.topbar-theme-link{color:#a3a3aa;text-decoration:none;transition:color .15s ease}.topbar-theme-link:hover{color:#1d1d1f}.topbar-categories{display:flex;gap:var(--reader-chrome-spacing);justify-content:center;flex-wrap:wrap}.topbar-category{text-decoration:none;color:#1d1d1f;padding:.25em .5em;position:relative}.topbar-category::after{content:"";position:absolute;left:0;right:0;bottom:calc(-1 * var(--reader-chrome-spacing) - 1px);height:0;background:linear-gradient(to bottom,#f5f5f5,#a0a0a5);transition:height 2s ease}.topbar-category:hover::after{height:10px;transition:height .5s ease}.topbar-category.is-active::after{height:3px;background:#86868b;transition:none}.topbar-aux{margin-left:auto;white-space:nowrap}.topbar-tags-link{text-decoration:none;color:#6e6e73;padding:.25em .5em;border-left:1px solid #d2d2d7;margin-left:var(--reader-chrome-spacing)}.topbar-tags-link:hover{color:#1d1d1f}.desktop{flex:1;min-height:0;overflow:hidden;background:#f5f5f5}.desktop-inner{max-width:var(--reader-max-layout-width);margin:0 auto;display:grid;grid-template-columns:1fr 3fr .8fr;grid-template-rows:1fr;gap:0;padding:0 var(--reader-pane-gap);height:100%}.nav-shell{height:100%;min-height:0;position:relative;z-index:0;background:#fafafa}.nav-shell::before{content:"";position:absolute;top:0;bottom:0;left:-100vw;right:0;background:#fafafa;z-index:-1}.nav-shell::after{content:"";position:absolute;top:0;bottom:0;right:0;width:1px;background:#e8e8ed;box-shadow:3px 0 8px rgba(0,0,0,4%),6px 0 20px rgba(0,0,0,2%)}.nav-column{height:100%;min-height:0;overflow-y:auto;font-family:var(--reader-font-nav);font-size:.875rem;padding-right:var(--reader-pane-gap);padding-top:var(--reader-pane-gap);background:#fafafa}.reading-column{height:100%;min-height:0;min-width:0;overflow-y:auto;padding-left:calc(var(--reader-pane-gap) * 1.75);padding-top:var(--reader-pane-gap);padding-bottom:2rem;padding-right:1rem;background:#f5f5f5}.toc-shell{height:100%;min-height:0;position:relative;z-index:0;background:#f5f5f5;padding-left:var(--reader-pane-gap)}.toc-shell::after{content:"";position:absolute;top:0;bottom:0;left:0;right:-100vw;background:#f5f5f5;z-index:-1}.toc-column{height:100%;min-height:0;overflow-y:auto;font-family:var(--reader-font-nav);font-size:.8125rem;padding-left:var(--reader-toc-spacing);padding-right:1.5rem;background:#f5f5f5}.nav-placeholder{color:#86868b}.nav-tree{padding-top:var(--reader-nav-spacing)}.nav-tree-list{list-style:none;padding:0;margin:0}.nav-tree-item{margin-bottom:.2em}.nav-tree-branch>.nav-tree-label{font-weight:600}.nav-tree-label{display:flex;align-items:baseline;gap:.5em;text-decoration:none;color:#1d1d1f;padding:.15em 0;line-height:1.4;transition:color 1.5s ease}.nav-tree-text{flex:1;min-width:0;transition:color 1.5s ease}.nav-tree-label:hover,.nav-tree-label:hover .nav-tree-text{color:#48484a;transition:color .2s ease}.nav-tree-count{flex-shrink:0;color:#86868b;font-size:.75rem;text-align:right}.nav-tree-depth-1{padding-left:.75em}.nav-tree-depth-2{padding-left:1.5em}.nav-tree-depth-3{padding-left:2.25em}.nav-tree-branch details{border:none}.nav-tree-branch summary{cursor:pointer;list-style:none}.nav-tree-branch summary::-webkit-details-marker{display:none}.nav-tree-branch summary::marker{display:none;content:""}.nav-tree-branch details:not([open])>summary .nav-tree-text{color:#9a9a9a}.nav-tree-branch details[open]>summary .nav-tree-text{color:#48484a}.nav-tree-branch.is-on-path>details>summary .nav-tree-text{color:#1d1d1f}.nav-tree-leaf .nav-tree-label{font-weight:400;color:#9a9a9a}.is-on-path>.nav-tree-leaf .nav-tree-label{color:#48484a}.nav-tree-leaf.is-current .nav-tree-label{font-weight:600;color:#5a5a5e}.nav-tree-leaf.is-current .nav-tree-label::before{content:"☞";margin-right:.3em;flex-shrink:0}.nav-tree-branch>details>summary.nav-tree-label:hover .nav-tree-text,.nav-tree-branch>details>summary.nav-tree-label:focus-visible .nav-tree-text,.nav-tree-leaf .nav-tree-label:hover,.nav-tree-leaf .nav-tree-label:focus-visible{color:#48484a;transition:color .2s ease}.toc{padding-top:var(--reader-toc-spacing)}.toc-heading{font-family:var(--reader-font-nav);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#86868b;margin-bottom:var(--reader-toc-spacing)}.toc ul{list-style:none;padding:0;margin:0}.toc li{margin-bottom:1.3em}.toc li>ul{padding-top:1.3em}.toc li li{padding-left:1em}.toc li li li{padding-left:2em}.toc li li li li{padding-left:3em}.toc a{color:#6e6e73;text-decoration:none;line-height:1.4;transition:color 1s ease .5s}.reading-column :is(h2,h3,h4,h5,h6):target{scroll-margin-top:1rem}.toc a:hover{color:#1d1d1f;transition:color .3s ease}.article,.list-page,.homepage{max-width:var(--reader-measure);overflow-x:hidden;font-family:var(--reader-font-body);font-weight:var(--reader-font-weight-body);line-height:1.7}.article pre,.article .highlight,.article-preview-body pre,.article-preview-body .highlight{overflow-x:auto}.article-header{margin-bottom:var(--reader-article-spacing)}.article-title-block{position:relative;width:min(100%,44rem);margin:0 auto}.article-title{font-family:var(--reader-font-heading);font-size:2rem;font-weight:700;line-height:1.2;color:#1d1d1f;margin-bottom:0;padding:0 2.75rem .2rem;text-align:center}.article-subtitle{font-size:1rem;font-style:italic;color:#d0d0d0;background:#1d1d1f;margin:0;padding:.3em .5em;text-align:left}.article h2,.article h3,.article h4,.article h5,.article h6{font-family:var(--reader-font-heading);font-weight:600;margin-top:var(--reader-article-spacing);margin-bottom:calc(var(--reader-article-spacing) * .5)}.article h2{text-align:center}.article h2{font-size:1.5rem}.article h3{font-size:1.25rem}.article h4{font-size:1.125rem}.article p,.article ul,.article ol,.article blockquote,.article pre,.article table{margin-bottom:var(--reader-article-spacing)}.article ul,.article ol{padding-left:1.75rem}.article-body a{color:inherit;text-decoration:none;border:1px dashed #b0b0b5;border-radius:3px;padding:0 .2em;transition:border-style 1s ease .5s,border-color 1s ease .5s}.article-body a:hover{border-style:solid;border-color:#636366;transition:border-style .3s ease,border-color .3s ease}.article code,.article-preview-body code{font-family:var(--reader-font-code);font-size:.875em;background:#f0f0f0;padding:.1em .3em;border-radius:3px}.article pre,.article-preview-body pre{background:#1d1d1f;color:#f5f5f7;padding:.2em .25em;border-radius:6px;overflow-x:auto;line-height:1.3}.article pre code,.article-preview-body pre code{background:0 0;padding:0;font-size:.8125rem;line-height:1.3}.article-preview-body .highlight{margin-bottom:var(--reader-article-spacing);border-radius:6px;overflow-x:auto;overflow-y:hidden}.article-preview-body .lntable{min-width:100%;border-spacing:0}.article-preview-body .lntable .lntd:first-child pre{padding-right:.5em;border-radius:6px 0 0 6px;user-select:none;color:#6e6e73}.article-preview-body .lntable .lntd:last-child pre{border-radius:0 6px 6px 0;overflow-x:visible}.article-preview{margin-bottom:var(--reader-article-spacing);padding-bottom:var(--reader-article-spacing);border-bottom:1px solid #e8e8ed}.article-preview:last-child{border-bottom:none}.article-preview-title-row{display:grid;grid-template-columns:6.5rem minmax(0,1fr)6.5rem;align-items:baseline;gap:.5rem}.article-preview-title-row time{font-size:.8125rem;color:#86868b;text-align:left}.article-preview h2{grid-column:2;font-family:var(--reader-font-heading);font-size:1.25rem;font-weight:600;margin-bottom:0;text-align:center}.article-preview h2 a{color:#1d1d1f;text-decoration:none;transition:color 1s ease .5s}.article-preview h2 a:hover{color:#48484a;transition:color .3s ease}.article-preview-subtitle{color:#d0d0d0;background:#1d1d1f;font-size:.9375rem;font-style:italic;margin-top:0;margin-bottom:.25rem;padding:.3em .5em;text-align:left}.article-preview-body{margin-top:.75rem}.article-preview-body a{color:inherit;text-decoration:none;border:1px dashed #b0b0b5;border-radius:3px;padding:0 .2em}.article-preview-body a:hover{border-style:solid;border-color:#636366}.article-preview-body p:last-child{margin-bottom:0}.article-preview-body :is(h1,h2,h3,h4,h5,h6){font-size:1rem;font-weight:500;line-height:1.45;color:#6e6e73;margin-top:1rem;margin-bottom:.35rem;text-align:left}.article-preview-body p+:is(h1,h2,h3,h4,h5,h6){margin-top:1.15rem}.article-preview-body .stream-ellipsis,.article-preview-body .stream-continue{color:#6e6e73}.article-preview-body .stream-continue{text-decoration:none;transition:color 1s ease .5s}.article-preview-body .stream-continue:hover{color:#48484a;transition:color .3s ease}.tag-archive-title{color:#f5f5f5;text-shadow:0 0 16px rgba(0,0,0,.5);text-align:right;font-size:1.4rem;margin-right:0;margin-bottom:.5rem;padding-top:var(--reader-nav-spacing)}.year-separator{background:linear-gradient(to bottom,#f5f5f5,#cccccc,#f5f5f5);margin:1.5rem -1rem 1rem;padding:.3rem 1rem .3rem 1.5rem;scroll-margin-top:1rem}.year-separator-label{font-size:1.4rem;font-weight:800;color:#eee}.year-nav-list{list-style:none;padding:0;margin:0;padding-top:var(--reader-nav-spacing)}.year-nav-list li{margin-bottom:.2em}.year-nav-list a{display:flex;align-items:baseline;gap:.5em;justify-content:flex-end;text-align:right;text-decoration:none;color:#9a9a9a;font-size:.875rem;font-weight:600;padding:.15em 0;line-height:1.4;transition:color 1.5s ease}.year-nav-list a:hover{color:#48484a;transition:color .2s ease}.tag-cloud-page{max-width:var(--reader-measure);padding-top:var(--reader-pane-gap)}.tag-cloud-heading{text-align:center;color:#f5f5f5;text-shadow:0 0 16px rgba(0,0,0,.5);margin-bottom:2rem}.tag-cloud{text-align:center;line-height:.8;word-spacing:-1em;animation:tag-cloud-settle 5s cubic-bezier(.18,.92,.25,1)1 both}.tag-cloud-item{display:inline-flex;align-items:center;white-space:nowrap;text-decoration:none;padding:0 .2em;text-shadow:0 0 2px rgba(0,0,0,.25);transition:text-shadow 3.5s ease,color 3.5s ease,opacity 3.5s ease}.tag-cloud-item:hover{text-shadow:0 0 8px #000;color:#fff!important;opacity:.6;transition:text-shadow .2s ease,color .2s ease,opacity .2s ease}@keyframes tag-cloud-settle{from{opacity:0;line-height:3.4;word-spacing:2.6em}to{opacity:1;line-height:.8;word-spacing:-1em}}.tag-index-list{list-style:none;padding:0;margin:0;padding-top:var(--reader-nav-spacing)}.tag-index-list li{margin-bottom:.15em}.tag-index-list a{display:block;text-decoration:none;color:#9a9a9a;font-size:.8rem;padding:.1em 0;transition:color 1.5s ease}.tag-index-list a:hover{color:#48484a;transition:color .2s ease}.tag-index-count{color:#b0b0b5;font-size:.7rem}.subsections{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:var(--reader-article-spacing);padding-bottom:var(--reader-article-spacing);border-bottom:1px solid #e8e8ed}.subsection-link{font-family:var(--reader-font-nav);font-size:.875rem;color:#1d1d1f;text-decoration:none;padding:.3em .75em;border:1px solid #d2d2d7;border-radius:4px;transition:background .15s}.subsection-link:hover{background:#eee}.tags-cloud{display:flex;flex-wrap:wrap;gap:.5rem}.tag-entry{font-family:var(--reader-font-nav);font-size:.875rem;color:#1d1d1f;text-decoration:none;padding:.3em .75em;border:1px solid #d2d2d7;border-radius:4px;transition:background .15s}.tag-entry:hover{background:#eee}.tag-count{color:#86868b;font-size:.8125rem;margin-left:.25em}.article-preview-meta{font-size:.8125rem;color:#86868b;margin-top:.25rem}.article-preview-meta time{margin-right:.75em}.article-preview-tags a{color:#6e6e73;text-decoration:none;transition:color 1s ease .5s}.article-preview-tags a:hover{color:#48484a;transition:color .3s ease}.pagination{display:flex;align-items:center;justify-content:center;gap:1.5rem;margin-top:calc(var(--reader-article-spacing) * 2);padding-top:var(--reader-article-spacing);border-top:1px solid #e8e8ed;font-size:.875rem}.pagination-link{color:#1d1d1f;text-decoration:none;transition:color .2s ease}.pagination-link:hover{color:#48484a}.pagination-link.is-disabled{color:#c0c0c5;pointer-events:none}.pagination-info{color:#86868b}.page-footer{flex-shrink:0;position:relative;z-index:20;background:#fafafa;border-top:1px solid #d2d2d7;box-shadow:0 -10px 28px rgba(0,0,0,8%),0 -2px 6px rgba(0,0,0,7%);font-family:var(--reader-font-nav);font-size:.8125rem;color:#6e6e73;padding:var(--reader-chrome-spacing)0}.footer-inner{max-width:var(--reader-max-layout-width);margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 var(--reader-pane-gap)}.footer-left,.footer-center,.footer-right{flex:1}.footer-center{text-align:center}.footer-right{text-align:right}.breadcrumbs{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.footer-page-date{margin-left:.45rem;color:#86868b;font-style:italic}.breadcrumbs a{color:#6e6e73;text-decoration:none;transition:color 1s ease .5s}.breadcrumbs a:hover{color:#48484a;transition:color .3s ease}.breadcrumb-sep{margin:0 .3em;color:#b0b0b5}.breadcrumb-current{color:#1d1d1f}.footer-meta{color:#86868b}.nav-date-month{cursor:default}.series-arrow{display:flex;align-items:center;justify-content:center;position:absolute;top:0;width:2rem;height:2.6rem;text-decoration:none;font-size:1.5rem;line-height:1;color:#999;background:#e0e0e0;border-radius:4px;flex-shrink:0;transition:color .2s ease,background .2s ease}.series-arrow:hover{color:#4d4d4d;background:#d0d0d0}.series-arrow-prev{left:0}.series-arrow-next{right:0}.article-end-nav{margin-top:calc(var(--reader-article-spacing) * 2);padding-top:var(--reader-article-spacing);border-top:1px solid #e8e8ed}.tag-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;margin-bottom:var(--reader-article-spacing)}.tag-capsule{display:flex;align-items:center;border:1px solid #e8e8ed;border-radius:4px;overflow:hidden;position:relative;font-size:.6875rem}.tag-capsule-arrow{display:flex;align-items:center;justify-content:center;width:1.6em;padding:.3em 0;text-decoration:none;color:#999;background:#e0e0e0;font-weight:600;transition:color .2s,background .2s;flex-shrink:0}.tag-capsule-arrow:hover{color:#4d4d4d;background:#d0d0d0}.tag-capsule-arrow.is-disabled{color:silver;background:#f0f0f0;cursor:default}.tag-capsule-label{flex:1;text-align:center;padding:.3em .5em;text-decoration:none;color:#1d1d1f;white-space:nowrap}.tag-capsule-label{transition:color 1s ease .5s}.tag-capsule-label:hover{color:#48484a;transition:color .3s ease}.tag-capsule-weight{position:absolute;bottom:0;left:0;height:2px;background:#e8e8ed;pointer-events:none}.series-pager{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem;padding-top:var(--reader-article-spacing)}.series-pager-prev{justify-self:end}.series-pager-next{justify-self:start}.series-pager-label{font-weight:600;font-size:.875rem;color:#6e6e73;text-align:center}.series-pager-link{font-size:.875rem;text-decoration:none;color:#636366;transition:color 1s ease .5s}.series-pager-link:hover{color:#48484a;transition:color .3s ease}.series-pager-link.is-disabled{color:#d2d2d7;cursor:default}