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button,.bu-action-bar a{min-height:44px!important}.bu-sources-pill,.bu-chip-link,.bu-drawer-close,#starlight__on-this-page--mobile{min-height:44px}.bu-search-footer{display:none}}.bu-cards{grid-template-columns:repeat(auto-fit,minmax(18rem,1fr));gap:1rem;margin:1.5rem 0;display:grid}.bu-card,.card{border:1px solid var(--bu-line);border-radius:var(--bu-radius-m);background:var(--bu-surface);padding:1.25rem 1.5rem;transition:all .15s;box-shadow:0 1px 3px #00000008}.bu-card:hover,.card:hover{border-color:var(--bu-accent);box-shadow:var(--bu-shadow-2);transform:translateY(-2px)}.sl-markdown-content table{border-collapse:separate;border-spacing:0;border:1px solid var(--bu-line);border-radius:var(--bu-radius-m);width:100%;margin:1.5rem 0;font-size:.88rem;overflow:hidden}.sl-markdown-content th{background:var(--bu-surface-sunken);color:var(--bu-ink);letter-spacing:.04em;text-transform:uppercase;border-bottom:1px solid var(--bu-line);text-align:left;padding:.65rem 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63%);--sl-color-orange-high:hsl(var(--sl-hue-orange), 82%, 87%);--sl-hue-green:101;--sl-color-green-low:hsl(var(--sl-hue-green), 39%, 22%);--sl-color-green:hsl(var(--sl-hue-green), 82%, 63%);--sl-color-green-high:hsl(var(--sl-hue-green), 82%, 80%);--sl-hue-blue:234;--sl-color-blue-low:hsl(var(--sl-hue-blue), 54%, 20%);--sl-color-blue:hsl(var(--sl-hue-blue), 100%, 60%);--sl-color-blue-high:hsl(var(--sl-hue-blue), 100%, 87%);--sl-hue-purple:281;--sl-color-purple-low:hsl(var(--sl-hue-purple), 39%, 22%);--sl-color-purple:hsl(var(--sl-hue-purple), 82%, 63%);--sl-color-purple-high:hsl(var(--sl-hue-purple), 82%, 89%);--sl-hue-red:339;--sl-color-red-low:hsl(var(--sl-hue-red), 39%, 22%);--sl-color-red:hsl(var(--sl-hue-red), 82%, 63%);--sl-color-red-high:hsl(var(--sl-hue-red), 82%, 87%);--sl-color-accent-low:#17264f;--sl-color-accent:#3369ff;--sl-color-accent-high:#b3c7ff;--sl-color-text:var(--sl-color-gray-2);--sl-color-text-accent:var(--sl-color-accent-high);--sl-color-text-invert:var(--sl-color-accent-low);--sl-color-bg:var(--sl-color-black);--sl-color-bg-nav:var(--sl-color-gray-6);--sl-color-bg-sidebar:var(--sl-color-gray-6);--sl-color-bg-inline-code:var(--sl-color-gray-5);--sl-color-bg-accent:var(--sl-color-accent-high);--sl-color-hairline-light:var(--sl-color-gray-5);--sl-color-hairline:var(--sl-color-gray-6);--sl-color-hairline-shade:var(--sl-color-black);--sl-color-backdrop-overlay:#16181da8;--sl-shadow-sm:0px 1px 1px #0000001f, 0px 2px 1px #0000003d;--sl-shadow-md:0px 8px 4px #00000014, 0px 5px 2px #00000014, 0px 3px 2px #0000001f, 0px 1px 1px #00000026;--sl-shadow-lg:0px 25px 7px #00000008, 0px 16px 6px #0000001a, 0px 9px 5px #16181d54, 0px 4px 4px #000000bf, 0px 4px 2px #00000040;--sl-text-2xs:.75rem;--sl-text-xs:.8125rem;--sl-text-sm:.875rem;--sl-text-base:1rem;--sl-text-lg:1.125rem;--sl-text-xl:1.25rem;--sl-text-2xl:1.5rem;--sl-text-3xl:1.8125rem;--sl-text-4xl:2.1875rem;--sl-text-5xl:2.625rem;--sl-text-6xl:4rem;--sl-text-body:var(--sl-text-base);--sl-text-body-sm:var(--sl-text-xs);--sl-text-code:var(--sl-text-sm);--sl-text-code-sm:var(--sl-text-xs);--sl-text-h1:var(--sl-text-4xl);--sl-text-h2:var(--sl-text-3xl);--sl-text-h3:var(--sl-text-2xl);--sl-text-h4:var(--sl-text-xl);--sl-text-h5:var(--sl-text-lg);--sl-line-height:1.75;--sl-line-height-headings:1.2;--sl-font-system:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--sl-font-system-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--__sl-font:var(--sl-font,var(--sl-font-system)), var(--sl-font-system);--__sl-font-mono:var(--sl-font-mono,var(--sl-font-system-mono)), var(--sl-font-system-mono);--sl-nav-height:3.5rem;--sl-nav-pad-x:1rem;--sl-nav-pad-y:.75rem;--sl-mobile-toc-height:3rem;--sl-sidebar-width:18.75rem;--sl-sidebar-pad-x:1rem;--sl-content-width:45rem;--sl-content-pad-x:1rem;--sl-content-gap-y:1rem;--sl-main-pad:0 0 3vh 0;--sl-menu-button-size:2rem;--sl-nav-gap:var(--sl-content-pad-x);--sl-outline-offset-inside:-.1875rem;--sl-z-index-toc:4;--sl-z-index-menu:5;--sl-z-index-navbar:10;--sl-z-index-skiplink:20}:root[data-theme=light],[data-theme=light] ::backdrop{--sl-color-white:#17181c;--sl-color-gray-1:#23262f;--sl-color-gray-2:#353841;--sl-color-gray-3:#555962;--sl-color-gray-4:#888c96;--sl-color-gray-5:#c1c3c8;--sl-color-gray-6:#edeef3;--sl-color-gray-7:#f6f7f9;--sl-color-black:#fff;--sl-color-orange-high:hsl(var(--sl-hue-orange), 80%, 25%);--sl-color-orange:hsl(var(--sl-hue-orange), 90%, 60%);--sl-color-orange-low:hsl(var(--sl-hue-orange), 90%, 88%);--sl-color-green-high:hsl(var(--sl-hue-green), 80%, 22%);--sl-color-green:hsl(var(--sl-hue-green), 90%, 46%);--sl-color-green-low:hsl(var(--sl-hue-green), 85%, 90%);--sl-color-blue-high:hsl(var(--sl-hue-blue), 80%, 30%);--sl-color-blue:hsl(var(--sl-hue-blue), 90%, 60%);--sl-color-blue-low:hsl(var(--sl-hue-blue), 88%, 90%);--sl-color-purple-high:hsl(var(--sl-hue-purple), 90%, 30%);--sl-color-purple:hsl(var(--sl-hue-purple), 90%, 60%);--sl-color-purple-low:hsl(var(--sl-hue-purple), 80%, 90%);--sl-color-red-high:hsl(var(--sl-hue-red), 80%, 30%);--sl-color-red:hsl(var(--sl-hue-red), 90%, 60%);--sl-color-red-low:hsl(var(--sl-hue-red), 80%, 90%);--sl-color-accent-high:#0f1c8a;--sl-color-accent:#3d50f5;--sl-color-accent-low:#cfd4fc;--sl-color-text-accent:var(--sl-color-accent);--sl-color-text-invert:var(--sl-color-black);--sl-color-bg-nav:var(--sl-color-gray-7);--sl-color-bg-sidebar:var(--sl-color-bg);--sl-color-bg-inline-code:var(--sl-color-gray-6);--sl-color-bg-accent:var(--sl-color-accent);--sl-color-hairline-light:var(--sl-color-gray-6);--sl-color-hairline-shade:var(--sl-color-gray-6);--sl-color-backdrop-overlay:#545864a8;--sl-shadow-sm:0px 1px 1px #0000000f, 0px 2px 1px #0000000f;--sl-shadow-md:0px 8px 4px #00000008, 0px 5px 2px #00000008, 0px 3px 2px #0000000f, 0px 1px 1px #0000000f;--sl-shadow-lg:0px 25px 7px #00000003, 0px 16px 6px #00000008, 0px 9px 5px #16181d14, 0px 4px 4px #00000029, 0px 4px 2px #0000000a}@media (width>=50em){:root{--sl-nav-height:4rem;--sl-nav-pad-x:1.5rem;--sl-text-h1:var(--sl-text-5xl);--sl-text-h2:var(--sl-text-4xl);--sl-text-h3:var(--sl-text-3xl);--sl-text-h4:var(--sl-text-2xl)}}@media (width>=72rem){:root{--sl-content-pad-x:1.5rem;--sl-mobile-toc-height:0rem}}}@layer starlight.reset{*,:before,:after{box-sizing:border-box}*{margin:0}html{color-scheme:dark;accent-color:var(--sl-color-accent);-webkit-text-size-adjust:100%;text-size-adjust:100%}html[data-theme=light]{color-scheme:light}body{font-family:var(--__sl-font);line-height:var(--sl-line-height);-webkit-font-smoothing:antialiased;color:var(--sl-color-text);background-color:var(--sl-color-bg)}[lang]:where(:lang(zh),:lang(ja)){text-autospace:normal}[lang]:where(:not(:lang(zh),:lang(ja))){text-autospace:initial}pre,code,samp,kbd{text-autospace:no-autospace}input,button,textarea,select{font:inherit}p,h1,h2,h3,h4,h5,h6,code{overflow-wrap:break-word}code{font-family:var(--__sl-font-mono)}}@layer starlight.core{.sl-banner:where(.astro-y5d7njgm){--__sl-banner-text:var(--sl-color-banner-text,var(--sl-color-text-invert));padding:var(--sl-nav-pad-y) var(--sl-nav-pad-x);background-color:var(--sl-color-banner-bg,var(--sl-color-bg-accent));color:var(--__sl-banner-text);line-height:var(--sl-line-height-headings);text-align:center;text-wrap:balance;box-shadow:var(--sl-shadow-sm)}.sl-banner:where(.astro-y5d7njgm) a{color:var(--__sl-banner-text)}.content-panel:where(.astro-oil7k7jf){padding:1.5rem var(--sl-content-pad-x)}.content-panel:where(.astro-oil7k7jf)+.content-panel:where(.astro-oil7k7jf){border-top:1px solid var(--sl-color-hairline)}.sl-container:where(.astro-oil7k7jf){max-width:var(--sl-content-width)}.sl-container:where(.astro-oil7k7jf)>*+*{margin-top:1.5rem}@media (width>=72rem){.sl-container:where(.astro-oil7k7jf){margin-inline:var(--sl-content-margin-inline,auto)}}p:where(.astro-3rf4otau){border:1px solid var(--sl-color-orange);background-color:var(--sl-color-orange-low);color:var(--sl-color-orange-high);width:max-content;max-width:100%;font-size:var(--sl-text-body-sm);line-height:var(--sl-line-height-headings);text-align:start;align-items:center;gap:.75em;padding:.75em 1em}a:where(.astro-xk5gmzsg){color:var(--sl-color-gray-3);align-items:center;gap:.5rem;text-decoration:none}a:where(.astro-xk5gmzsg):hover{color:var(--sl-color-white)}.pagination-links:where(.astro-jgq3vlii){grid-template-columns:repeat(auto-fit,minmax(min(18rem,100%),1fr));gap:1rem;display:grid}a:where(.astro-jgq3vlii){border:1px solid var(--sl-color-gray-5);width:100%;color:var(--sl-color-gray-2);box-shadow:var(--sl-shadow-md);overflow-wrap:anywhere;border-radius:.5rem;flex-grow:1;flex-basis:calc(50% - .5rem);justify-content:flex-start;align-items:center;gap:.5rem;padding:1rem;text-decoration:none;display:flex}:where(.astro-jgq3vlii)[rel=next]{text-align:end;flex-direction:row-reverse;justify-content:end}a:where(.astro-jgq3vlii):hover{border-color:var(--sl-color-gray-2)}.link-title:where(.astro-jgq3vlii){color:var(--sl-color-white);font-size:var(--sl-text-2xl);line-height:var(--sl-line-height-headings)}svg:where(.astro-jgq3vlii){flex-shrink:0}footer:where(.astro-xhxjzfa7){flex-direction:column;gap:1.5rem}.meta:where(.astro-xhxjzfa7){font-size:var(--sl-text-sm);color:var(--sl-color-gray-3);flex-wrap:wrap;justify-content:space-between;gap:.75rem 3rem;margin-top:3rem}.meta:where(.astro-xhxjzfa7)>p:only-child{margin-inline-start:auto}.kudos:where(.astro-xhxjzfa7){font-size:var(--sl-text-xs);color:var(--sl-color-gray-3);align-items:center;gap:.5em;margin:1.5rem auto;text-decoration:none}.kudos:where(.astro-xhxjzfa7):hover{color:var(--sl-color-white)}label:where(.astro-r2p65idu){--sl-label-icon-size:.875rem;--sl-caret-size:1.25rem;--sl-inline-padding:.5rem;color:var(--sl-color-gray-2);align-items:center;gap:.25rem;display:flex;position:relative}label:where(.astro-r2p65idu):hover{color:var(--sl-color-white)}.icon:where(.astro-r2p65idu){pointer-events:none;position:absolute;top:50%;transform:translateY(-50%)}select:where(.astro-r2p65idu){padding-block:.625rem;padding-inline:calc(var(--sl-label-icon-size) + var(--sl-inline-padding) + .25rem) calc(var(--sl-caret-size) + var(--sl-inline-padding) + .25rem);margin-inline:calc(var(--sl-inline-padding) * -1);width:calc(var(--sl-select-width) + var(--sl-inline-padding) * 2);text-overflow:ellipsis;color:inherit;cursor:pointer;appearance:none;background-color:#0000;border:0}option:where(.astro-r2p65idu){background-color:var(--sl-color-bg-nav);color:var(--sl-color-gray-1)}@media (width>=50rem){select:where(.astro-r2p65idu){font-size:var(--sl-text-sm)}}.site-title:where(.astro-clw6ags5){align-items:center;gap:var(--sl-nav-gap);font-size:var(--sl-text-h4);color:var(--sl-color-text-accent);white-space:nowrap;min-width:0;font-weight:600;text-decoration:none}span:where(.astro-clw6ags5){overflow:hidden}img:where(.astro-clw6ags5){height:calc(var(--sl-nav-height) - 2 * var(--sl-nav-pad-y));object-fit:contain;object-position:0 50%;width:auto;max-width:100%}a:where(.astro-cg55etiy){color:var(--sl-color-text-accent);margin:-.5em;padding:.5em}a:where(.astro-cg55etiy):hover{color:var(--sl-color-white)}.bu-header:where(.astro-xiqy3rs3){flex-direction:column;justify-content:center;gap:0;height:100%;display:flex}.bu-header-main:where(.astro-xiqy3rs3){flex:0 0 var(--bu-header-main-h);justify-content:space-between;align-items:center;gap:clamp(.5rem,1vw,1rem);min-height:0;padding:0 .75rem;display:flex}.title-wrapper:where(.astro-xiqy3rs3){align-items:center;min-width:0;margin:-.25rem;padding:.25rem;overflow:clip}.bu-global-nav:where(.astro-xiqy3rs3){display:none}@media (width>=68rem){.bu-global-nav:where(.astro-xiqy3rs3){align-items:center;display:flex}}.bu-nav-list:where(.astro-xiqy3rs3){box-shadow:none;background:0 0;border:1px solid #0000;border-radius:9999px;align-items:center;gap:.15rem;margin:0;padding:0;list-style:none;display:flex}.bu-nav-link:where(.astro-xiqy3rs3){color:var(--bu-ink-soft);white-space:nowrap;border-radius:9999px;align-items:center;padding:.36rem .66rem;font-size:.81rem;font-weight:550;text-decoration:none;transition:all .15s;display:inline-flex}.bu-nav-link:where(.astro-xiqy3rs3):hover{color:var(--bu-ink);background:color-mix(in srgb, var(--bu-surface) 65%, transparent)}.bu-nav-link:where(.astro-xiqy3rs3)[aria-current=true],.bu-nav-link:where(.astro-xiqy3rs3)[aria-current=page]{color:var(--bu-accent-strong);background:var(--bu-accent-quiet);box-shadow:none;font-weight:650}.bu-header-tools:where(.astro-xiqy3rs3){align-items:center;gap:.65rem}.right-group:where(.astro-xiqy3rs3),.social-icons:where(.astro-xiqy3rs3){align-items:center;gap:.75rem}.social-icons:where(.astro-xiqy3rs3):after{content:"";border-inline-end:1px solid var(--bu-line);height:1.25rem;margin-inline:.25rem .1rem}@media (width>=50rem){:root[data-has-sidebar]{--__sidebar-pad:calc(2 * var(--sl-nav-pad-x))}:root:not([data-has-toc]){--__toc-width:0rem}.bu-header-main:where(.astro-xiqy3rs3){--__sidebar-width:max(0rem, var(--sl-content-inline-start,0rem) - var(--sl-nav-pad-x));--__main-column-fr:calc(( 100% + var(--__sidebar-pad,0rem) - var(--__toc-width,var(--sl-sidebar-width)) - (2 * var(--__toc-width,var(--sl-nav-pad-x))) - var(--sl-content-inline-start,0rem) - var(--sl-content-width) ) / 2);grid-template-columns:minmax(calc(var(--__sidebar-width) + max(0rem, var(--__main-column-fr) - var(--sl-nav-gap))), auto) 1fr auto;align-content:center;display:grid}.bu-global-nav:where(.astro-xiqy3rs3){justify-self:center;min-width:0}}.hero:where(.astro-q2ezz3gc){grid-template-columns:100%;align-items:center;gap:1rem;padding-bottom:1rem;display:grid}.hero:where(.astro-q2ezz3gc)>img:where(.astro-q2ezz3gc),.hero:where(.astro-q2ezz3gc)>.hero-html:where(.astro-q2ezz3gc){object-fit:contain;width:min(70%,20rem);height:auto;margin-inline:auto}.stack:where(.astro-q2ezz3gc){text-align:center;flex-direction:column;gap:clamp(1.5rem,1.5rem + 1vw,2rem)}.copy:where(.astro-q2ezz3gc){flex-direction:column;align-items:center;gap:1rem}.copy:where(.astro-q2ezz3gc)>:where(.astro-q2ezz3gc){max-width:50ch}h1:where(.astro-q2ezz3gc){font-size:clamp(var(--sl-text-3xl), calc(.25rem + 5vw), var(--sl-text-6xl));line-height:var(--sl-line-height-headings);color:var(--sl-color-white);font-weight:600}.tagline:where(.astro-q2ezz3gc){font-size:clamp(var(--sl-text-base), calc(.0625rem + 2vw), var(--sl-text-xl));color:var(--sl-color-gray-2)}.actions:where(.astro-q2ezz3gc){flex-wrap:wrap;justify-content:center;gap:1rem 2rem}@media (width>=50rem){.hero:where(.astro-q2ezz3gc){grid-template-columns:7fr 4fr;gap:3%;padding-block:clamp(2.5rem,1rem + 10vmin,10rem)}.hero:where(.astro-q2ezz3gc)>img:where(.astro-q2ezz3gc),.hero:where(.astro-q2ezz3gc)>.hero-html:where(.astro-q2ezz3gc){order:2;width:min(100%,25rem)}.stack:where(.astro-q2ezz3gc){text-align:start}.copy:where(.astro-q2ezz3gc){align-items:flex-start}.actions:where(.astro-q2ezz3gc){justify-content:flex-start}}button:where(.astro-vvx7mffu){top:calc((var(--sl-nav-height) - var(--sl-menu-button-size)) / 2);z-index:var(--sl-z-index-navbar);width:var(--sl-menu-button-size);height:var(--sl-menu-button-size);background-color:var(--sl-color-white);color:var(--sl-color-black);box-shadow:var(--sl-shadow-md);cursor:pointer;border:0;border-radius:50%;padding:.5rem;position:fixed;inset-inline-end:var(--sl-nav-pad-x)}:where(.astro-vvx7mffu)[aria-expanded=true] button:where(.astro-vvx7mffu){background-color:var(--sl-color-gray-2);box-shadow:none}:where(.astro-vvx7mffu)[aria-expanded=true] button:where(.astro-vvx7mffu) .open-menu:where(.astro-vvx7mffu),:where(.astro-vvx7mffu):not([aria-expanded=true]) button:where(.astro-vvx7mffu) .close-menu:where(.astro-vvx7mffu){display:none}[data-theme=light] button:where(.astro-vvx7mffu){background-color:var(--sl-color-black);color:var(--sl-color-white)}[data-theme=light] :where(.astro-vvx7mffu)[aria-expanded=true] button:where(.astro-vvx7mffu){background-color:var(--sl-color-gray-5)}[data-mobile-menu-expanded]{overflow:hidden}@media 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summary:where(.astro-ecidaz6a):hover{background:var(--bu-surface-sunken)}.bu-provenance-meta:where(.astro-ecidaz6a){color:var(--bu-ink-muted);align-items:center;gap:.35rem;margin-inline-start:auto;font-size:.72rem;font-weight:500;display:inline-flex}.bu-provenance-chevron:where(.astro-ecidaz6a){transition:transform .2s}.bu-provenance:where(.astro-ecidaz6a)[open] .bu-provenance-chevron:where(.astro-ecidaz6a){transform:rotate(180deg)}.bu-provenance-body:where(.astro-ecidaz6a){border-top:1px solid var(--bu-line);color:var(--bu-ink-soft);padding:1rem 1.25rem;font-size:.82rem;line-height:1.6}.bu-provenance-body:where(.astro-ecidaz6a) dl:where(.astro-ecidaz6a){grid-template-columns:minmax(10rem,14rem) 1fr;gap:.5rem 1rem;margin:.85rem 0 0;display:grid}.bu-provenance-body:where(.astro-ecidaz6a) dt:where(.astro-ecidaz6a){color:var(--bu-ink-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.76rem;font-weight:600}.bu-provenance-body:where(.astro-ecidaz6a) 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1rem;font-size:1.05rem;line-height:1.6}.bu-splash-anchor:where(.astro-xrbnetbz){scroll-margin-top:var(--sl-nav-height)}html:not([data-has-toc]){--sl-mobile-toc-height:0rem}html:not([data-has-sidebar]){--sl-content-width:67.5rem}html{scroll-padding-top:calc(1.5rem + var(--sl-nav-height) + var(--sl-mobile-toc-height))}main:where(.astro-vdxcvpsm){padding:var(--sl-main-pad)}@media (width>=50em){:where(.astro-vdxcvpsm)[data-has-sidebar]{--sl-content-inline-start:var(--sl-sidebar-width)}}@media (width>=72em){html{scroll-padding-top:calc(1.5rem + var(--sl-nav-height))}}