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* @description Tasty CSS-animated hamburgers
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.article-toc-title svg{width:20px;height:20px;stroke-width:1.33;transition:transform .3s ease}.article-content{font-family:var(--article-font-family);font-size:var(--article-font-size);padding:0 var(--card-padding);line-height:var(--article-line-height)}.article-content>p{margin:1.5em 0}.article-content h1,.article-content h2,.article-content h3,.article-content h4,.article-content h5,.article-content h6{margin-inline-start:calc((var(--card-padding)) * -1);padding-inline-start:calc(var(--card-padding) - var(--heading-border-size));border-inline-start:var(--heading-border-size)solid var(--accent-color);position:relative}.article-content h1 a.header-anchor,.article-content h2 a.header-anchor,.article-content h3 a.header-anchor,.article-content h4 a.header-anchor,.article-content h5 a.header-anchor,.article-content h6 a.header-anchor{transition:opacity .3s ease;opacity:0;position:absolute;left:0;width:var(--card-padding);text-align:center;color:var(--accent-color)}.article-content h1 a.header-anchor:before,.article-content h2 a.header-anchor:before,.article-content h3 a.header-anchor:before,.article-content h4 a.header-anchor:before,.article-content h5 a.header-anchor:before,.article-content h6 a.header-anchor:before{content:"#"}.article-content h1:hover a.header-anchor,.article-content h1:focus a.header-anchor,.article-content h2:hover a.header-anchor,.article-content h2:focus a.header-anchor,.article-content h3:hover a.header-anchor,.article-content h3:focus a.header-anchor,.article-content h4:hover a.header-anchor,.article-content h4:focus a.header-anchor,.article-content h5:hover a.header-anchor,.article-content h5:focus a.header-anchor,.article-content h6:hover a.header-anchor,.article-content h6:focus a.header-anchor{opacity:1}.article-content figure{text-align:center}.article-content figure figcaption{font-size:1.4rem;color:var(--card-text-color-secondary)}.article-content blockquote{position:relative;margin:1.5em 0;border-inline-start:var(--blockquote-border-size)solid var(--card-separator-color);padding:var(--spacing-md)calc(var(--card-padding) - var(--blockquote-border-size));background-color:var(--blockquote-background-color)}.article-content blockquote .cite{display:block;text-align:right;font-size:.75em}.article-content blockquote .cite a{text-decoration:underline}.article-content blockquote.alert .alert-header{display:flex;align-items:center;gap:.5em;font-weight:700}.article-content blockquote.alert .alert-body>:last-child{margin-bottom:0}.article-content blockquote.alert.alert-note{border-color:var(--alert-note-color);background-color:var(--alert-note-background)}.article-content blockquote.alert.alert-note .alert-title{color:var(--alert-note-color)}.article-content blockquote.alert.alert-tip{border-color:var(--alert-tip-color);background-color:var(--alert-tip-background)}.article-content blockquote.alert.alert-tip .alert-title{color:var(--alert-tip-color)}.article-content blockquote.alert.alert-important{border-color:var(--alert-important-color);background-color:var(--alert-important-background)}.article-content blockquote.alert.alert-important .alert-title{color:var(--alert-important-color)}.article-content blockquote.alert.alert-warning{border-color:var(--alert-warning-color);background-color:var(--alert-warning-background)}.article-content blockquote.alert.alert-warning .alert-title{color:var(--alert-warning-color)}.article-content blockquote.alert.alert-caution{border-color:var(--alert-caution-color);background-color:var(--alert-caution-background)}.article-content blockquote.alert.alert-caution .alert-title{color:var(--alert-caution-color)}.article-content hr{width:100px;margin:40px auto;background:var(--card-text-color-tertiary);height:2px;border:0;opacity:.55}.article-content code{color:var(--code-text-color);background-color:var(--code-background-color);padding:2px 4px;border-radius:var(--tag-border-radius);font-family:var(--code-font-family)}.article-content a,.article-content code{word-break:break-word}.article-content .gallery{position:relative;display:flex;flex-direction:row;justify-content:center;margin:1.5em 0;gap:var(--spacing-sm)}.article-content .gallery figure{margin:0}.article-content pre{overflow-x:auto;display:block;background-color:var(--pre-background-color);color:var(--pre-text-color);font-family:var(--code-font-family);line-height:1.428571429;word-break:break-all;padding:var(--card-padding)}[dir=rtl] .article-content pre{direction:ltr}.article-content pre code{color:unset;border:none;background:0 0;padding:0}.article-content .highlight{background-color:var(--pre-background-color);padding:var(--card-padding);position:relative}.article-content .highlight pre{background-color:transparent}.article-content .highlight:hover .copyCodeButton{opacity:1}[dir=rtl] .article-content .highlight{direction:ltr}.article-content .highlight pre{padding:0;margin:0;width:auto}.article-content .copyCodeButton{position:absolute;top:calc(var(--card-padding));right:calc(var(--card-padding));background:var(--card-background);border:none;box-shadow:var(--shadow-l2);border-radius:var(--tag-border-radius);padding:8px 16px;color:var(--card-text-color-main);cursor:pointer;font-size:14px;opacity:0;transition:opacity .3s ease}.article-content .table-wrapper{padding:0 var(--card-padding);overflow-x:auto;display:block}.article-content table{width:100%;border-collapse:collapse;border-spacing:0;margin-bottom:1.5em;font-size:.96em}.article-content th,.article-content td{text-align:left;padding:4px 8px 4px 10px;border:1px solid var(--table-border-color)}.article-content td{vertical-align:top}.article-content tr:nth-child(even){background-color:var(--tr-even-background-color)}.article-content .twitter-tweet{color:var(--card-text-color-main)}.article-content .video-wrapper{position:relative;width:100%;height:0;padding-bottom:56.25%;overflow:hidden}.article-content .video-wrapper>iframe,.article-content .video-wrapper>video{position:absolute;width:100%;height:100%;left:0;top:0;border:0}.article-content .gitlab-embed-snippets{margin:0!important}.article-content .gitlab-embed-snippets .file-holder.snippet-file-content{margin-block-end:0!important;margin-block-start:0!important;margin-left:calc((var(--card-padding)) * -1)!important;margin-right:calc((var(--card-padding)) * -1)!important;padding:0 var(--card-padding)!important}.article-content blockquote,.article-content figure,.article-content .highlight,.article-content pre,.article-content .gallery,.article-content .video-wrapper,.article-content .table-wrapper,.article-content .s_video_simple{margin-left:calc((var(--card-padding)) * -1);margin-right:calc((var(--card-padding)) * -1);width:calc(100% + var(--card-padding) * 2)}.article-content .katex-display>.katex{overflow-x:auto;overflow-y:hidden}.article-content kbd{border:1px solid var(--kbd-border-color);font-weight:700;font-size:.9em;line-height:1;padding:2px 4px;border-radius:4px;display:inline-block}.section-card{background-color:var(--card-background);box-shadow:var(--shadow-l1);border-radius:var(--card-border-radius);padding:var(--small-card-padding);display:flex;align-items:center;gap:var(--spacing-lg);--separation:15px}.section-card .section-term{font-size:2.2rem;margin:0;color:var(--card-text-color-main)}.section-card .section-description{font-weight:400;color:var(--card-text-color-secondary);font-size:1.6rem;margin:0}.section-card .section-details{flex-grow:1;display:flex;flex-direction:column;gap:8px}.section-card .section-image img{width:60px;height:60px;object-fit:cover}.section-card .section-count{color:var(--card-text-color-tertiary);font-size:1.4rem;margin:0;font-weight:700;text-transform:uppercase}@property --left-edge-fade-size{syntax: "<length>";
  inherits: false;
  initial-value: 0px; }@property --right-edge-fade-size{syntax: "<length>";
  inherits: false;
  initial-value: 64px; }.subsection-list{--shadow-overlap-x:calc(var(--shadow-l2-blur) + 4px);--shadow-overlap-y:calc(var(--shadow-l2-blur) + var(--shadow-l2-y) + 4px);--edge-fade-size:64px;--left-edge-fade-size:0px;--right-edge-fade-size:var(--edge-fade-size);overflow-x:auto;--overlap-x:min(var(--shadow-overlap-x), var(--container-padding));margin-left:calc(var(--overlap-x) * -1);margin-right:calc(var(--overlap-x) * -1);margin-bottom:calc(var(--shadow-overlap-y) * -1);--subsection-mask-image:linear-gradient(
        to right,
        transparent 0%,
        rgb(0 0 0 / 0.06) calc(var(--left-edge-fade-size) * 0.12),
        rgb(0 0 0 / 0.2) calc(var(--left-edge-fade-size) * 0.3),
        rgb(0 0 0 / 0.45) calc(var(--left-edge-fade-size) * 0.52),
        rgb(0 0 0 / 0.72) calc(var(--left-edge-fade-size) * 0.76),
        black var(--left-edge-fade-size),
        black calc(100% - var(--right-edge-fade-size)),
        rgb(0 0 0 / 0.72) calc(100% - (var(--right-edge-fade-size) * 0.76)),
        rgb(0 0 0 / 0.45) calc(100% - (var(--right-edge-fade-size) * 0.52)),
        rgb(0 0 0 / 0.2) calc(100% - (var(--right-edge-fade-size) * 0.3)),
        rgb(0 0 0 / 0.06) calc(100% - (var(--right-edge-fade-size) * 0.12)),
        transparent 100%
    );-webkit-mask-image:var(--subsection-mask-image);mask-image:var(--subsection-mask-image)}[dir=rtl] .subsection-list{margin-left:calc(var(--overlap-x) * -1);margin-right:calc(var(--overlap-x) * -1)}.subsection-list .article-list--tile{display:flex;padding:var(--spacing-xs)var(--overlap-x)var(--shadow-overlap-y);width:max-content;gap:var(--spacing-lg)}[dir=rtl] .subsection-list .article-list--tile{padding:var(--spacing-xs)var(--overlap-x)var(--shadow-overlap-y)}.subsection-list .article-list--tile article{flex-shrink:0}.subsection-list .article-list--tile article .article-title{margin:0;font-size:1.8rem}.subsection-list .article-list--tile article .article-details{padding:var(--spacing-lg)}@supports(animation-timeline:scroll(self inline)){.subsection-list{animation:subsection-left-fade linear both,subsection-right-fade linear both;animation-timeline:scroll(self inline);animation-range:1px 24px,0% 100%;animation-timing-function:ease-out,linear}}@keyframes subsection-left-fade{from{--left-edge-fade-size:0px}to{--left-edge-fade-size:var(--edge-fade-size)}}@keyframes subsection-right-fade{0%,92%{--right-edge-fade-size:var(--edge-fade-size)}100%{--right-edge-fade-size:0px}}.not-found-card{background-color:var(--card-background);box-shadow:var(--shadow-l1);border-radius:var(--card-border-radius);padding:var(--card-padding)}.search-form{position:relative;--button-size:80px}.search-form.widget{--button-size:60px}.search-form.widget label{font-size:1.3rem;top:var(--spacing-sm)}.search-form.widget input{font-size:1.5rem;padding:var(--spacing-2xl)var(--spacing-lg)var(--spacing-md)}.search-form p{position:relative;margin:0}.search-form label{position:absolute;top:var(--spacing-md);inset-inline-start:var(--spacing-lg);font-size:1.4rem;color:var(--card-text-color-tertiary)}.search-form input{padding:40px 20px 20px;background-color:var(--card-background);box-shadow:var(--shadow-l1);border-radius:var(--card-border-radius);color:var(--card-text-color-main);width:100%;border:0;-webkit-appearance:none;appearance:none;transition:box-shadow .3s ease;font-size:1.8rem}.search-form input:focus{outline:0;box-shadow:var(--shadow-l2)}.search-form button{position:absolute;inset-inline-end:0;top:0;height:100%;width:var(--button-size);cursor:pointer;background-color:transparent;border:0;padding:0 10px}.search-form button:focus{outline:0}.search-form button:focus svg{stroke-width:2;color:var(--accent-color)}.search-form button svg{color:var(--card-text-color-secondary);stroke-width:1.33;transition:all .3s ease;width:20px;height:20px}.search-result.hidden{display:none}.cookie-banner{position:fixed;bottom:0;left:0;right:0;z-index:9999;padding:var(--container-padding);pointer-events:none}.cookie-banner[aria-hidden=true]{display:none}.cookie-banner__content{max-width:900px;margin:0 auto;background:var(--card-background);border-radius:var(--card-border-radius);box-shadow:var(--shadow-l2);padding:var(--card-padding);display:flex;flex-direction:column;gap:var(--spacing-md);pointer-events:auto}@media(min-width:768px){.cookie-banner__content{flex-direction:row;flex-wrap:wrap;align-items:center;gap:var(--spacing-lg)}}.cookie-banner__text{flex:1;min-width:200px}.cookie-banner__text strong{display:block;color:var(--card-text-color-main);font-size:1.6rem;margin-bottom:var(--spacing-xs)}.cookie-banner__text p{color:var(--card-text-color-secondary);font-size:1.4rem;line-height:1.6;margin:0}.cookie-banner__actions{display:flex;gap:var(--spacing-sm);flex-shrink:0}.cookie-banner__settings-link{width:auto;align-self:flex-start;background:0 0;border:none;color:var(--accent-color);font-size:1.3rem;cursor:pointer;padding:5px}.cookie-banner__settings-link:hover{text-decoration:underline}@media(min-width:768px){.cookie-banner__settings-link{margin-left:auto;align-self:center}}.cookie-btn{padding:10px 20px;border-radius:var(--tag-border-radius);font-size:1.4rem;font-weight:500;cursor:pointer;transition:all .2s ease;border:none}.cookie-btn--primary{background:var(--accent-color);color:var(--accent-color-text)}.cookie-btn--primary:hover{background:var(--accent-color-darker)}.cookie-btn--secondary{background:0 0;color:var(--card-text-color-main);border:1.5px solid var(--card-separator-color)}.cookie-btn--secondary:hover{background:var(--card-background-selected)}.cookie-settings{padding-top:20px;border-top:1.5px solid var(--card-separator-color)}.cookie-settings[aria-hidden=true]{display:none}.cookie-settings h3{color:var(--card-text-color-main);font-size:1.6rem;margin:0 0 var(--spacing-md)}.cookie-settings__actions{display:flex;justify-content:flex-end;gap:var(--spacing-sm);margin-top:var(--spacing-lg)}.cookie-category{padding:var(--spacing-md)0;border-bottom:1px solid var(--card-separator-color)}.cookie-category:last-of-type{border-bottom:none}.cookie-category label{display:flex;align-items:center;gap:var(--spacing-sm);cursor:pointer}.cookie-category label input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent-color);cursor:pointer}.cookie-category label input[type=checkbox]:disabled{opacity:.6;cursor:not-allowed}.cookie-category label strong{color:var(--card-text-color-main);font-size:1.5rem}.cookie-category p{color:var(--card-text-color-secondary);font-size:1.3rem;margin:8px 0 0 28px;line-height:1.5}.cookie-settings-link{display:inline-block;color:var(--body-text-color);font-size:1.2rem;cursor:pointer;background:0 0;border:none;padding:0}.cookie-settings-link:hover{color:var(--accent-color);text-decoration:underline}.consent-placeholder{background-color:var(--card-background);box-shadow:var(--shadow-l1);border-radius:var(--card-border-radius);padding:var(--card-padding);text-align:center;color:var(--card-text-color-secondary);font-size:1.4rem}.consent-placeholder p{margin:0 0 var(--spacing-md)}a{text-decoration:none;color:var(--accent-color)}a:hover{color:var(--accent-color-darker)}a.link{box-shadow:0 -2px rgba(var(--link-background-color),var(--link-background-opacity))inset;transition:all .3s ease}a.link:hover{box-shadow:0 calc(-1rem * var(--article-line-height))rgba(var(--link-background-color),var(--link-background-opacity-hover))inset}.section-title{text-transform:uppercase;margin-top:0;margin-bottom:var(--spacing-sm);display:block;font-size:1.6rem;font-weight:700;color:var(--body-text-color)}.section-title a{color:var(--body-text-color)}:root{--accent-color:#4263eb;--accent-color-darker:#364fc7;--accent-color-text:#fff;--brand-gradient:linear-gradient(90deg, #4263eb, #7c4dff);--card-text-color-main:#1f2328;--card-text-color-secondary:#5b6169;--card-text-color-tertiary:#6e7480;--body-text-color:#4b5058;--inline-code-color:#c7254e;--inline-code-bg:#f2f3f5;--table-border:#e3e5e8;--table-head-bg:rgba(66, 99, 235, 0.09);--table-stripe-bg:rgba(15, 20, 30, 0.022);--table-hover-bg:rgba(66, 99, 235, 0.08);--hint-note:#3498db;--hint-tip:#2ecc71;--hint-warning:#f39c12;--hint-danger:#e74c3c;--font-cn:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB",
        "Source Han Sans SC", sans-serif;--article-font-family:var(--font-cn);--code-font-family:"JetBrains Mono", "Fira Code", "SFMono-Regular", Consolas,
        "Liberation Mono", Menlo, monospace;--article-line-height:1.9;--article-para-gap:1.3em;--right-sidebar-max-width:26%}@media(min-width:1024px){:root{--right-sidebar-max-width:24%}}@media(min-width:1280px){:root{--right-sidebar-max-width:20%}}:root[data-scheme=dark]{--accent-color:#a8bcff;--accent-color-darker:#c0cdff;--accent-color-text:#1a1a1a;--brand-gradient:linear-gradient(90deg, #a8bcff, #c4a8ff);--card-text-color-main:rgba(255, 255, 255, 0.92);--card-text-color-secondary:rgba(255, 255, 255, 0.74);--card-text-color-tertiary:rgba(255, 255, 255, 0.68);--body-text-color:rgba(255, 255, 255, 0.7);--inline-code-color:#ff7b9c;--inline-code-bg:#2b2e33;--table-border:rgba(255, 255, 255, 0.14);--table-head-bg:rgba(168, 188, 255, 0.15);--table-stripe-bg:rgba(255, 255, 255, 0.04);--table-hover-bg:rgba(168, 188, 255, 0.12)}@media(prefers-color-scheme:dark){:root:not([data-scheme=light]){--accent-color:#a8bcff;--accent-color-darker:#c0cdff;--accent-color-text:#1a1a1a;--brand-gradient:linear-gradient(90deg, #a8bcff, #c4a8ff);--card-text-color-main:rgba(255, 255, 255, 0.92);--card-text-color-secondary:rgba(255, 255, 255, 0.74);--card-text-color-tertiary:rgba(255, 255, 255, 0.68);--body-text-color:rgba(255, 255, 255, 0.7);--inline-code-color:#ff7b9c;--inline-code-bg:#2b2e33;--table-border:rgba(255, 255, 255, 0.14);--table-head-bg:rgba(168, 188, 255, 0.15);--table-stripe-bg:rgba(255, 255, 255, 0.04);--table-hover-bg:rgba(168, 188, 255, 0.12)}}body{font-family:var(--sys-font-family),var(--font-cn);line-height:1.75;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html{scroll-behavior:smooth}::selection{background:var(--accent-color);color:var(--accent-color-text)}.article-page .article-content{text-align:justify;text-justify:inter-ideograph;line-height:var(--article-line-height);line-break:strict;overflow-wrap:break-word;word-break:normal;hanging-punctuation:allow-end;text-autospace:normal;hyphens:none}.article-content>p{margin:var(--article-para-gap)0;text-wrap:pretty}.article-content>p:first-child{margin-top:.3em}.article-content>p:last-child{margin-bottom:.3em}.article-content :is(pre,table,.hint,blockquote,.footnotes){text-align:left}.article-content :is(h1,h2,h3,h4,h5,h6){font-weight:650;line-height:1.35;color:var(--card-text-color-main);scroll-margin-top:2rem}.article-content h1{font-size:1.9em;font-weight:700;margin:1.2em 0 .7em}.article-content h2{font-size:1.55em;font-weight:700;margin:1.9em 0 .7em}.article-content h3{font-size:1.3em;margin:1.7em 0 .6em}.article-content h4{font-size:1.12em;margin:1.5em 0 .6em}.article-content h5{font-size:1em;font-weight:600;margin:1.4em 0 .5em}.article-content h6{font-size:.95em;font-weight:600;color:var(--card-text-color-secondary);margin:1.4em 0 .5em}.article-content h1,.article-content h2{border-inline-start-width:var(--heading-border-size)}.article-content :is(h3,h4){border-inline-start-width:2px;padding-inline-start:calc(var(--card-padding) - 2px)}.article-content :is(h5,h6){border-inline-start-width:1px;padding-inline-start:calc(var(--card-padding) - 1px);border-inline-start-color:var(--card-separator-color)}.article-content :is(h1,h2,h3,h4,h5,h6)>a.header-anchor{font-weight:400}.article-content :is(ul,ol){margin:.9em 0;padding-inline-start:1.7em}.article-content li{margin:.35em 0}.article-content li>p{margin:.4em 0}.article-content li::marker{color:var(--accent-color);font-weight:600}.article-content :is(ul,ol) :is(ul,ol){margin:.3em 0;padding-inline-start:1.5em}.article-content :is(ul,ol) :is(ul,ol)>li::marker{color:var(--card-text-color-tertiary);font-weight:400}.article-content li input[type=checkbox]{margin-right:.45em;vertical-align:-.1em}.article-content img{display:block;margin:1.6em auto;max-width:100%;height:auto;border-radius:10px}.article-content figure figcaption{text-align:center;margin-top:.6em;color:var(--card-text-color-tertiary)}@media(hover:hover){.article-content img{box-shadow:0 4px 18px rgba(15,20,30,.1);transition:box-shadow .3s ease}.article-content img:hover{box-shadow:0 8px 28px rgba(15,20,30,.16)}}:not(pre)>code{padding:.15em .4em;border-radius:6px;font-size:.88em;font-family:var(--code-font-family);color:var(--inline-code-color);background:var(--inline-code-bg);overflow-wrap:break-word}.article-content pre{padding:1.1em 1.2em;border-radius:10px;border:1px solid var(--card-separator-color);font-size:.9em;line-height:1.65;font-family:var(--code-font-family);tab-size:4;-moz-tab-size:4;overflow-x:auto;word-break:normal;white-space:pre}.article-content pre 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