.mermaid-diagram-wrapper[data-astro-cid-hmzu3y62]{transition:all .3s;overflow:hidden;background:#fff!important;border-color:#e5e7eb!important}.mermaid-diagram-wrapper[data-astro-cid-hmzu3y62]:hover{border-color:#3b82f6;box-shadow:0 4px 6px -1px #0000001a}.dark[data-astro-cid-hmzu3y62] .mermaid-diagram-wrapper[data-astro-cid-hmzu3y62],.mermaid-diagram-wrapper[data-astro-cid-hmzu3y62].dark-mode{background:#1f2937!important;border-color:#374151!important}.dark[data-astro-cid-hmzu3y62] .mermaid-diagram-wrapper[data-astro-cid-hmzu3y62]:hover,.mermaid-diagram-wrapper[data-astro-cid-hmzu3y62].dark-mode:hover{border-color:#60a5fa;box-shadow:0 4px 6px -1px #0000004d}.mermaid-content[data-astro-cid-hmzu3y62]{justify-content:center;align-items:center;min-height:auto;margin:0;padding:0;line-height:0;display:flex}.mermaid-content[data-astro-cid-hmzu3y62] svg[data-astro-cid-hmzu3y62]{vertical-align:top;max-width:100%;height:auto;margin:0 auto;display:block}@media (max-width:768px){.mermaid-content[data-astro-cid-hmzu3y62] svg[data-astro-cid-hmzu3y62]{transform:scale(.65)!important}}@media (max-width:640px){.mermaid-content[data-astro-cid-hmzu3y62] svg[data-astro-cid-hmzu3y62]{transform:scale(.55)!important}}@media (max-width:480px){.mermaid-content[data-astro-cid-hmzu3y62] svg[data-astro-cid-hmzu3y62]{transform:scale(.45)!important}}.mermaid-content[data-astro-cid-hmzu3y62] svg[data-astro-cid-hmzu3y62] text[data-astro-cid-hmzu3y62]{font-size:11px!important;font-weight:400!important}:root{--waline-font-size:1rem;--waline-white:#fff;--waline-light-grey:#999;--waline-dark-grey:#666;--waline-theme-color:#27ae60;--waline-active-color:#2ecc71;--waline-color:#444;--waline-bg-color:#fff;--waline-bg-color-light:#f8f8f8;--waline-bg-color-hover:#f0f0f0;--waline-border-color:#ddd;--waline-disable-bg-color:#f8f8f8;--waline-disable-color:#000;--waline-code-bg-color:#282c34;--waline-bq-color:#f0f0f0;--waline-avatar-size:3.25rem;--waline-m-avatar-size:calc(var(--waline-avatar-size)*9/13);--waline-badge-color:#3498db;--waline-badge-font-size:.75em;--waline-info-bg-color:#f8f8f8;--waline-info-color:#999;--waline-info-font-size:.625em;--waline-border:1px solid var(--waline-border-color);--waline-avatar-radius:50%;--waline-box-shadow:none}[data-waline]{font-size:var(--waline-font-size);text-align:start}[dir=rtl] [data-waline]{direction:rtl}[data-waline] *{box-sizing:content-box;line-height:1.75}[data-waline] p{color:var(--waline-color)}[data-waline] a{color:var(--waline-theme-color);word-break:break-word;cursor:pointer;text-decoration:none;display:inline-block;position:relative}[data-waline] a:hover{color:var(--waline-active-color)}[data-waline] img{border:0;max-width:100%;max-height:400px}[data-waline] hr{border-style:dashed;border-color:var(--waline-bg-color-light);margin:.825em 0}[data-waline] code,[data-waline] pre{background:var(--waline-bg-color-light);border-radius:3px;margin:0;padding:.2em .4em;font-size:85%}[data-waline] pre{padding:10px;line-height:1.45;overflow:auto}[data-waline] pre::-webkit-scrollbar{width:6px;height:6px}[data-waline] pre::-webkit-scrollbar-track-piece:horizontal{background:#0000001a;border-radius:6px}[data-waline] pre::-webkit-scrollbar-thumb:horizontal{background:var(--waline-theme-color);border-radius:6px;width:6px}[data-waline] pre code{color:var(--waline-color);white-space:pre-wrap;word-break:keep-all;background:0 0;padding:0}[data-waline] blockquote{border-inline-start:8px solid var(--waline-bq-color);color:var(--waline-dark-grey);margin:.5em 0;padding:.5em 0 .5em 1em}[data-waline] blockquote>p{margin:0}[data-waline] ol,[data-waline] ul{margin-inline-start:1.25em;padding:0}[data-waline] input[type=checkbox],[data-waline] input[type=radio]{vertical-align:middle;margin-top:-2px;display:inline-block}.wl-btn{vertical-align:middle;border:1px solid var(--waline-border-color);color:var(--waline-color);text-align:center;white-space:nowrap;cursor:pointer;-webkit-user-select:none;user-select:none;touch-action:manipulation;background:0 0;border-radius:.5em;min-width:2.5em;margin-bottom:0;padding:.5em 1em;font-size:.75em;font-weight:400;line-height:1.5;transition-duration:.4s;display:inline-block}.wl-btn:hover,.wl-btn:active{border-color:var(--waline-theme-color);color:var(--waline-theme-color)}.wl-btn:disabled{border-color:var(--waline-border-color);background:var(--waline-disable-bg-color);color:var(--waline-disable-color);cursor:not-allowed}.wl-btn.primary{border-color:var(--waline-theme-color);background:var(--waline-theme-color);color:var(--waline-white)}.wl-btn.primary:hover,.wl-btn.primary:active{border-color:var(--waline-active-color);background:var(--waline-active-color);color:var(--waline-white)}.wl-btn.primary:disabled{border-color:var(--waline-border-color);background:var(--waline-disable-bg-color);color:var(--waline-disable-color);cursor:not-allowed}.wl-loading{text-align:center}.wl-loading svg{margin:0 auto}.wl-comment{margin-bottom:.75em;display:flex;position:relative}.wl-close{inset-inline-end:-4px;cursor:pointer;background:0 0;border:0;padding:0;line-height:1;position:absolute;top:-4px}.wl-login-info{text-align:center;max-width:80px;margin-top:.75em}.wl-logout-btn{inset-inline-end:-10px;cursor:pointer;background:0 0;border:0;padding:3px;line-height:0;position:absolute;top:-10px}.wl-avatar{width:var(--waline-avatar-size);height:var(--waline-avatar-size);border:var(--waline-border);border-radius:var(--waline-avatar-radius);margin:0 auto;position:relative}@media (max-width:720px){.wl-avatar{width:var(--waline-m-avatar-size);height:var(--waline-m-avatar-size)}}.wl-avatar img{border-radius:var(--waline-avatar-radius);width:100%;height:100%}.wl-login-nick{color:var(--waline-theme-color);word-break:break-all;font-size:.75em;display:block}.wl-panel{border:var(--waline-border);background:var(--waline-bg-color);box-shadow:var(--waline-box-shadow);border-radius:.75em;flex-shrink:1;width:100%;margin:.5em;position:relative}.wl-header{border-bottom:2px dashed var(--waline-border-color);border-top-left-radius:.75em;border-top-right-radius:.75em;padding:0 4px;display:flex;overflow:hidden}@media (max-width:580px){.wl-header{display:block}}.wl-header label{color:var(--waline-color);text-align:center;min-width:40px;padding:.75em .5em;font-size:.75em}.wl-header input{resize:none;background:0 0;flex:1;width:0;padding:.5em;font-size:.625em}.wl-header-item{flex:1;display:flex}@media (max-width:580px){.wl-header-item:not(:last-child){border-bottom:2px dashed var(--waline-border-color)}}.wl-header-1 .wl-header-item{width:100%}.wl-header-2 .wl-header-item{width:50%}@media (max-width:580px){.wl-header-2 .wl-header-item{flex:0;width:100%}}.wl-header-3 .wl-header-item{width:33.33%}@media (max-width:580px){.wl-header-3 .wl-header-item{width:100%}}.wl-editor{resize:vertical;background:0 0;border-radius:.5em;width:calc(100% - 1em);min-height:8.75em;margin:.75em .5em;font-size:.875em;position:relative}.wl-editor,.wl-input{color:var(--waline-color);border:0;outline:0;max-width:100%;transition:all .25s}.wl-editor:focus,.wl-input:focus{background:var(--waline-bg-color-light)}.wl-preview{padding:0 .5em .5em}.wl-preview h4{margin:.25em;font-size:.9375em;font-weight:700}.wl-preview .wl-content{word-break:break-word;-webkit-hyphens:auto;hyphens:auto;min-height:1.25em;padding:.25em}.wl-preview .wl-content>:first-child{margin-top:0}.wl-preview .wl-content>:last-child{margin-bottom:0}.wl-footer{flex-wrap:wrap;margin:.5em .75em;display:flex;position:relative}.wl-actions{flex:2;align-items:center;display:flex}.wl-action{color:var(--waline-color);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;width:1.5em;height:1.5em;margin:2px;padding:0;font-size:16px;display:inline-flex}.wl-action:hover{color:var(--waline-theme-color)}.wl-action.active{color:var(--waline-active-color)}#wl-image-upload{display:none}#wl-image-upload:focus+label{color:var(--waline-color)}#wl-image-upload:focus-visible+label{outline:-webkit-focus-ring-color auto 1px}.wl-info{flex:3;justify-content:flex-end;align-items:center;display:flex}.wl-info .wl-text-number{color:var(--waline-info-color);font-size:.75em}.wl-info .wl-text-number .illegal{color:red}.wl-info button{margin-inline-start:.75em}.wl-info button svg{margin:0 auto;line-height:18px;display:block}.wl-emoji-popup{inset-inline-start:1.25em;z-index:10;border:var(--waline-border);background:var(--waline-bg-color);box-shadow:var(--waline-box-shadow);border-radius:6px;width:100%;max-width:526px;display:none;position:absolute;top:100%}.wl-emoji-popup.display{display:block}.wl-emoji-popup button{vertical-align:middle;font-size:inherit;text-align:center;cursor:pointer;background:0 0;border-width:0;width:2em;margin:.125em;padding:0;line-height:2;display:inline-block}.wl-emoji-popup button:hover{background:var(--waline-bg-color-hover)}.wl-emoji-popup .wl-emoji{vertical-align:middle;max-width:1.5em;max-height:1.5em;display:inline-block}.wl-emoji-popup .wl-tab-wrapper{max-height:145px;padding:.5em;overflow-y:auto}.wl-emoji-popup .wl-tab-wrapper::-webkit-scrollbar{width:6px;height:6px}.wl-emoji-popup .wl-tab-wrapper::-webkit-scrollbar-track-piece:vertical{background:#0000001a;border-radius:6px}.wl-emoji-popup .wl-tab-wrapper::-webkit-scrollbar-thumb:vertical{background:var(--waline-theme-color);border-radius:6px;width:6px}.wl-emoji-popup .wl-tabs{white-space:nowrap;padding:0 6px;position:relative;overflow-x:auto}.wl-emoji-popup .wl-tabs:before{content:" ";z-index:2;background:var(--waline-border-color);height:1px;position:absolute;top:0;left:0;right:0}.wl-emoji-popup .wl-tabs::-webkit-scrollbar{width:6px;height:6px}.wl-emoji-popup .wl-tabs::-webkit-scrollbar-track-piece:horizontal{background:#0000001a;border-radius:6px}.wl-emoji-popup .wl-tabs::-webkit-scrollbar-thumb:horizontal{background:var(--waline-theme-color);border-radius:6px;height:6px}.wl-emoji-popup .wl-tab{margin:0;padding:0 .5em;position:relative}.wl-emoji-popup .wl-tab.active{z-index:3;border:1px solid var(--waline-border-color);background:var(--waline-bg-color);border-top-width:0;border-bottom-right-radius:6px;border-bottom-left-radius:6px}.wl-gif-popup{inset-inline-start:1.25em;z-index:10;border:var(--waline-border);background:var(--waline-bg-color);box-shadow:var(--waline-box-shadow);opacity:0;visibility:hidden;transform-origin:0 0;border-radius:6px;width:calc(100% - 3em);padding:.75em .75em .25em;transition:transform .2s ease-out,opacity .2s ease-out;position:absolute;top:100%;transform:scale(.9)}.wl-gif-popup.display{opacity:1;visibility:visible;transform:none}.wl-gif-popup input{box-sizing:border-box;border:var(--waline-border);width:100%;margin-bottom:10px;padding:3px 5px}.wl-gif-popup img{box-sizing:border-box;cursor:pointer;border:2px solid #fff;width:100%;display:block}.wl-gif-popup img:hover{border-color:var(--waline-theme-color);border-radius:2px}.wl-gallery{max-height:80vh;display:flex;overflow-y:auto}.wl-gallery-column{flex-direction:column;flex:1;height:max-content;display:flex}.wl-cards .wl-user{--avatar-size:var(--waline-avatar-size);margin-inline-end:.75em;position:relative}@media (max-width:720px){.wl-cards .wl-user{--avatar-size:var(--waline-m-avatar-size)}}.wl-cards .wl-user .wl-user-avatar{width:var(--avatar-size);height:var(--avatar-size);border-radius:var(--waline-avatar-radius);box-shadow:var(--waline-box-shadow)}.wl-cards .wl-user .verified-icon{inset-inline-start:calc(var(--avatar-size)*3/4);top:calc(var(--avatar-size)*3/4);background:var(--waline-bg-color);box-shadow:var(--waline-box-shadow);border-radius:50%;position:absolute}.wl-card-item{padding:.5em;display:flex;position:relative}.wl-card-item .wl-card-item{padding-inline-end:0}.wl-card{border-bottom:1px dashed var(--waline-border-color);flex:1;width:0;padding-bottom:.5em}.wl-card:first-child{margin-inline-start:1em}.wl-card-item:last-child>.wl-card{border-bottom:none}.wl-card .wl-nick svg{line-height:1;position:relative;bottom:-.125em}.wl-card .wl-head{line-height:1.5;overflow:hidden}.wl-card .wl-head .wl-nick{margin-inline-end:.5em;font-size:.875em;font-weight:700;line-height:1;text-decoration:none;display:inline-block;position:relative}.wl-card span.wl-nick{color:var(--waline-dark-grey)}.wl-card .wl-badge{border:1px solid var(--waline-badge-color);color:var(--waline-badge-color);font-size:var(--waline-badge-font-size);border-radius:4px;margin-inline-end:1em;padding:0 .3em;display:inline-block}.wl-card .wl-time{color:var(--waline-info-color);margin-inline-end:.875em;font-size:.75em}.wl-card .wl-meta{line-height:1;position:relative}.wl-card .wl-meta>span{background:var(--waline-info-bg-color);color:var(--waline-info-color);font-size:var(--waline-info-font-size);border-radius:.2em;margin-inline-end:.25em;padding:2px 4px;line-height:1.5;display:inline-block}.wl-card .wl-meta>span:empty{display:none}.wl-card .wl-comment-actions{float:right;line-height:1}[dir=rtl] .wl-card .wl-comment-actions{float:left}.wl-card .wl-delete,.wl-card .wl-like,.wl-card .wl-reply,.wl-card .wl-edit{color:var(--waline-color);cursor:pointer;background:0 0;border:0;align-items:center;line-height:1;transition:color .2s;display:inline-flex}.wl-card .wl-delete:hover,.wl-card .wl-like:hover,.wl-card .wl-reply:hover,.wl-card .wl-edit:hover{color:var(--waline-theme-color)}.wl-card .wl-delete.active,.wl-card .wl-like.active,.wl-card .wl-reply.active,.wl-card .wl-edit.active{color:var(--waline-active-color)}.wl-card .wl-content{word-wrap:break-word;margin-bottom:.75em;padding-top:.625em;font-size:.875em;line-height:2;position:relative}.wl-card .wl-content.expand{cursor:pointer;max-height:8em;overflow:hidden}.wl-card .wl-content.expand:before{content:"";inset-inline-start:0;z-index:999;background:linear-gradient(#000,#ffffffe6);width:100%;display:block;position:absolute;top:0;bottom:3.15em}.wl-card .wl-content.expand:after{content:attr(data-expand);inset-inline-start:0;z-index:999;color:#828586;text-align:center;background:#ffffffe6;width:100%;height:3.15em;line-height:3.15em;display:block;position:absolute;bottom:0}.wl-card .wl-content>:first-child{margin-top:0}.wl-card .wl-content>:last-child{margin-bottom:0}.wl-card .wl-admin-actions{text-align:right;margin:8px 0;font-size:12px}.wl-card .wl-comment-status{margin:0 8px}.wl-card .wl-comment-status .wl-btn{border-radius:0}.wl-card .wl-comment-status .wl-btn:first-child{border-inline-end:0;border-radius:.5em 0 0 .5em}.wl-card .wl-comment-status .wl-btn:last-child{border-inline-start:0;border-radius:0 .5em .5em 0}.wl-card .wl-quote{border-inline-start:1px dashed #ededed80}.wl-card .wl-quote .wl-user{--avatar-size:var(--waline-m-avatar-size)}.wl-close-icon{color:var(--waline-border-color)}.wl-content .vemoji,.wl-content .wl-emoji{vertical-align:baseline;height:1.25em;margin:-.125em .25em;display:inline-block}.wl-content .wl-tex{background:var(--waline-info-bg-color);color:var(--waline-info-color)}.wl-content span.wl-tex{font-size:var(--waline-info-font-size);border-radius:.2em;margin-inline-end:.25em;padding:2px 4px;line-height:1.5;display:inline-block}.wl-content p.wl-tex{text-align:center}.wl-content .katex-display{-webkit-overflow-scrolling:touch;padding-top:.2em;padding-bottom:.2em;overflow:auto hidden}.wl-content .katex-display::-webkit-scrollbar{height:3px}.wl-content .katex-error{color:red}.wl-count{flex:1;font-size:1.25em;font-weight:700}.wl-empty{color:var(--waline-color);text-align:center;padding:1.25em;overflow:auto}.wl-operation{text-align:center}.wl-operation button{margin:1em 0}.wl-power{color:var(--waline-light-grey);font-size:var(--waline-info-font-size);text-align:end;padding:.5em 0}.wl-meta-head{flex-direction:row;align-items:center;padding:.375em;display:flex}.wl-sort{margin:0;list-style-type:none}.wl-sort li{color:var(--waline-info-color);cursor:pointer;font-size:.75em;display:inline-block}.wl-sort li.active{color:var(--waline-theme-color)}.wl-sort li+li{margin-inline-start:1em}.wl-reaction{text-align:center;margin-bottom:1.75em;overflow:auto hidden}.wl-reaction img{width:100%;height:100%;transition:all .25s ease-in-out}.wl-reaction-title{margin:16px auto;font-size:18px;font-weight:700}.wl-reaction-list{flex-direction:row;justify-content:center;gap:16px;margin:0;padding:8px;list-style-type:none;display:flex}@media (max-width:580px){.wl-reaction-list{gap:12px}}[data-waline] .wl-reaction-list{margin-inline-start:0}.wl-reaction-item{cursor:pointer;flex-direction:column;align-items:center;display:flex}.wl-reaction-item:hover img,.wl-reaction-item.active img{transform:scale(1.15)}.wl-reaction-img{width:42px;height:42px;position:relative}@media (max-width:580px){.wl-reaction-img{width:32px;height:32px}}.wl-reaction-loading{inset-inline-end:-5px;color:var(--waline-theme-color);width:18px;height:18px;position:absolute;top:-4px}.wl-reaction-votes{inset-inline-end:-9px;border:1px solid var(--waline-theme-color);background:var(--waline-bg-color);color:var(--waline-theme-color);border-radius:1em;min-width:1em;padding:2px;font-size:.75em;font-weight:700;line-height:1;position:absolute;top:-9px}.wl-reaction-item.active .wl-reaction-votes{background:var(--waline-theme-color);color:var(--waline-bg-color)}.wl-reaction-text{font-size:.875em}.wl-reaction-item.active .wl-reaction-text{color:var(--waline-theme-color)}.wl-content pre,.wl-content pre[class*=language-]{background:var(--waline-code-bg-color);border-radius:6px;margin:.75rem 0;padding:1rem 1.25rem;line-height:1.4;overflow:auto}.wl-content pre code,.wl-content pre[class*=language-] code{color:#bbb;direction:ltr;border-radius:0;padding:0;background:0 0!important}.wl-content code[class*=language-],.wl-content pre[class*=language-]{color:#ccc;text-align:left;white-space:pre;word-spacing:normal;word-wrap:normal;word-break:normal;tab-size:4;-webkit-hyphens:none;hyphens:none;background:0 0;font-family:Consolas,Monaco,Andale Mono,Ubuntu Mono,monospace;font-size:1em}.wl-content pre[class*=language-]{overflow:auto}.wl-content :not(pre)>code[class*=language-],.wl-content pre[class*=language-]{background:#2d2d2d}.wl-content :not(pre)>code[class*=language-]{white-space:normal;border-radius:.3em;padding:.1em}.wl-content .token.comment,.wl-content .token.block-comment,.wl-content .token.prolog,.wl-content .token.doctype,.wl-content .token.cdata{color:#999}.wl-content .token.punctuation{color:#ccc}.wl-content .token.tag,.wl-content .token.attr-name,.wl-content .token.namespace,.wl-content .token.deleted{color:#e2777a}.wl-content .token.function-name{color:#6196cc}.wl-content .token.boolean,.wl-content .token.number,.wl-content .token.function{color:#f08d49}.wl-content .token.property,.wl-content .token.class-name,.wl-content .token.constant,.wl-content .token.symbol{color:#f8c555}.wl-content .token.selector,.wl-content .token.important,.wl-content .token.atrule,.wl-content .token.keyword,.wl-content .token.builtin{color:#cc99cd}.wl-content .token.string,.wl-content .token.char,.wl-content .token.attr-value,.wl-content .token.regex,.wl-content .token.variable{color:#7ec699}.wl-content .token.operator,.wl-content .token.entity,.wl-content .token.url{color:#67cdcc}.wl-content .token.important,.wl-content .token.bold{font-weight:700}.wl-content .token.italic{font-style:italic}.wl-content .token.entity{cursor:help}.wl-content .token.inserted{color:green}.wl-recent-item p{display:inline}.wl-user-list{padding:0;list-style:none}.wl-user-list a,.wl-user-list a:hover,.wl-user-list a:visited{color:var(--waline-color);text-decoration:none}.wl-user-list .wl-user-avatar{border-radius:4px;margin-inline-end:10px;line-height:0;display:inline-block;position:relative;overflow:hidden}.wl-user-list .wl-user-avatar>img{width:var(--waline-user-avatar-size,48px);height:var(--waline-user-avatar-size,48px)}.wl-user-list .wl-user-badge{inset-inline-end:0;background:var(--waline-info-bg-color);color:var(--waline-info-color);text-align:center;border-radius:4px;min-width:.7em;height:1.5em;padding:0 .4em;font-size:10px;font-weight:700;line-height:1.5em;position:absolute;bottom:0}.wl-user-list .wl-user-item{margin:10px 0}.wl-user-list .wl-user-item:first-child .wl-user-badge{background:var(--waline-rank-gold-bg-color,#fa3939);color:var(--waline-white);font-weight:700}.wl-user-list .wl-user-item:nth-child(2) .wl-user-badge{background:var(--waline-rank-silver-bg-color,#fb811c);color:var(--waline-white);font-weight:700}.wl-user-list .wl-user-item:nth-child(3) .wl-user-badge{background:var(--waline-rank-copper-bg-color,#feb207);color:var(--waline-white)}.wl-user-list .wl-user-meta{vertical-align:top;display:inline-block}.wl-user-list .wl-badge{vertical-align:text-top;border:1px solid var(--waline-badge-color);color:var(--waline-badge-color);font-size:var(--waline-badge-font-size);border-radius:4px;margin-inline-start:.5em;padding:0 .3em;display:inline-block}.wl-user-wall{padding:0;list-style:none}.wl-user-wall .wl-user-badge,.wl-user-wall .wl-user-meta{display:none}.wl-user-wall .wl-user-item{transition:transform .2s ease-in-out;display:inline-block;position:relative}.wl-user-wall .wl-user-item:before,.wl-user-wall .wl-user-item:after{z-index:10;opacity:0;pointer-events:none;transform-origin:top;transition:all .18s ease-out .18s;position:absolute;bottom:100%;left:50%;transform:translate(-50%,4px)}.wl-user-wall .wl-user-item:before{content:"";border:5px solid #0000;border-top-color:#101010f2;width:0;height:0}.wl-user-wall .wl-user-item:after{content:attr(aria-label);color:#fff;white-space:nowrap;background:#101010f2;border-radius:2px;margin-bottom:10px;padding:.5em 1em;font-size:12px}.wl-user-wall .wl-user-item:hover{transform:scale(1.1)}.wl-user-wall .wl-user-item:hover:before,.wl-user-wall .wl-user-item:hover:after{opacity:1;pointer-events:none;transform:translate(-50%)}.wl-user-wall .wl-user-item img{width:var(--waline-user-avatar-size,48px);height:var(--waline-user-avatar-size,48px)}@font-face{font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_astro/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_astro/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Regular.CB_wures.ttf)format("truetype")}@font-face{font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_astro/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_astro/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_astro/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_astro/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_astro/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_astro/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_astro/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_astro/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_astro/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_astro/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_astro/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_astro/KaTeX_Math-Italic.flOr_0UB.ttf)format("truetype")}@font-face{font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_astro/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_astro/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_astro/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_astro/KaTeX_Size1-Regular.Dbsnue_I.ttf)format("truetype")}@font-face{font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_astro/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_astro/KaTeX_Size2-Regular.B7gKUWhC.ttf)format("truetype")}@font-face{font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/_astro/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_astro/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_astro/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_astro/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_astro/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_astro/KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.16.11"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"("counter(katexEqnNo)")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"("counter(mmlEqnNo)")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}