@font-face{font-family:Onest;font-style:normal;font-weight:400 700;font-display:swap;src:url(/static/fonts/onest-latin.woff2?v=052df74533)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Onest;font-style:normal;font-weight:400 700;font-display:swap;src:url(/static/fonts/onest-latin-ext.woff2?v=14e7d3079b)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Fragment Mono;font-style:normal;font-weight:400;font-display:swap;src:url(/static/fonts/fragment-mono-latin.woff2?v=44c4e39bff)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Fragment Mono;font-style:normal;font-weight:400;font-display:swap;src:url(/static/fonts/fragment-mono-latin-ext.woff2?v=54f55ef4bf)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}:root{--ink:#0e1116;--ink-body:#1f242b;--ink-2:#3a414d;--muted:#596170;--faint:#7a828f;--line:#e3e6ea;--line-soft:#eef0f2;--line-strong:#d3d8de;--line-dash:#c9cfd6;--panel:#f5f7f8;--panel-soft:#f9fafb;--chip:#eef0f2;--bg:#fff;--accent:#0f7b5f;--accent-ink:#0b6650;--accent-tint:color-mix(in srgb, var(--accent) 11%, #fff);--accent-tint-2:color-mix(in srgb, var(--accent) 12%, #fff);--accent-bar:color-mix(in srgb, var(--accent) 28%, #fff);--mark:#fbe9b7;--sans:"Onest", "Helvetica Neue", system-ui, sans-serif;--mono:"Fragment Mono", ui-monospace, "SF Mono", Menlo, monospace;--gutter:clamp(16px, 4vw, 48px);--max:1240px;--radius:10px;--shadow-search:0 1px 2px #0e11160a, 0 18px 40px -24px #0e111640;--shadow-pop:0 2px 6px #0e11160f, 0 24px 48px -16px #0e111638;color-scheme:light}*,:before,:after{box-sizing:border-box}[hidden]{display:none!important}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 20px)}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}body{background:var(--bg);color:var(--ink);font:400 16px/1.5 var(--sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;margin:0}a{color:inherit;text-decoration:none}a:hover{opacity:.85}img,svg{display:block}.icon{flex:none}h1,h2,h3,h4,p,dl,dd,figure{margin:0}button,input{font:inherit;color:inherit}button{cursor:pointer}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}::selection{background:color-mix(in srgb, var(--accent) 22%, #fff)}mark{background:var(--mark);color:inherit;border-radius:3px;padding:0 1px}.mono{font-family:var(--mono);font-variant-ligatures:none}.num{font-variant-numeric:tabular-nums}.nowrap{white-space:nowrap}.muted{color:var(--muted)}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.skip{z-index:50;background:var(--ink);color:#fff;border-radius:8px;padding:10px 14px;font-weight:600;position:absolute;top:-48px;left:12px}.skip:focus{top:12px}.wrap{max-width:var(--max);padding-inline:var(--gutter);margin:0 auto}.link{text-decoration:underline;text-decoration-color:var(--line-strong);text-underline-offset:3px}.link:hover{opacity:1;text-decoration-color:currentColor}.link-accent{color:var(--accent);text-underline-offset:4px;font-weight:600;text-decoration:underline}.inline-ref{color:var(--accent);text-underline-offset:3px;text-decoration:underline 1px}.site-header{border-bottom:1px solid var(--line);background:var(--bg)}:root{--header-h:0px;--rail-w:256px}main{isolation:isolate}@media (width>=721px){:root{--header-h:125px}.site-header{z-index:40;position:sticky;top:0}}@media (width>=1024px){:root{--header-h:69px}}.site-header__inner{flex-wrap:wrap;align-items:center;gap:12px 28px;padding-block:12px;display:flex}.brand{color:var(--accent);align-items:center;gap:10px;display:flex}.brand:hover{opacity:1}.brand__name{letter-spacing:-.02em;color:var(--ink);font-size:18px;font-weight:600}.brand__tld{color:#8a93a3;font-weight:500}.site-nav{min-height:44px;color:var(--ink-2);flex-wrap:wrap;align-items:center;gap:6px 24px;margin-left:auto;font-size:15px;font-weight:500;display:flex}.site-nav a{padding-block:8px}.site-nav a.site-nav__cta{color:#fff;min-height:40px;margin-left:4px;padding:0 16px;font-size:14.5px}.site-nav a.site-nav__cta[aria-current=page]{color:#fff}.site-nav a[aria-current=page]{color:var(--ink);font-weight:600}.header-search{flex:260px;max-width:440px;position:relative}.searchbox{border:1px solid var(--line-strong);background:var(--bg);border-radius:10px;align-items:center;gap:8px;min-height:42px;padding:0 12px;transition:border-color .15s,box-shadow .15s;display:flex}.searchbox:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent)}.searchbox .icon{color:var(--muted)}.searchbox input{background:0 0;border:0;outline:none;flex:1;min-width:0;padding:10px 0;font-size:15px}.header-search .searchbox input{height:42px;padding-block:0}.searchbox input::placeholder{color:var(--faint)}.searchbox input::-webkit-search-cancel-button{-webkit-appearance:none}.searchbox--hero{box-shadow:var(--shadow-search);border-radius:14px;gap:10px;padding:6px 6px 6px 18px}.searchbox--hero input{padding:14px 4px;font-size:18px}.searchbox--hero .icon{width:20px;height:20px}.searchbox--page{border-radius:12px;min-height:52px;padding:4px 4px 4px 16px}.searchbox--page input{font-size:17px}.suggest{z-index:30;background:var(--bg);border:1px solid var(--line);box-shadow:var(--shadow-pop);border-radius:12px;margin:0;padding:6px;list-style:none;position:absolute;top:calc(100% + 6px);left:0;right:0}.suggest[hidden]{display:none}.suggest__item{cursor:pointer;border-radius:8px;align-items:baseline;gap:10px;padding:9px 10px;display:flex}.suggest__item[aria-selected=true]{background:var(--panel)}.suggest__label{font-family:var(--mono);white-space:nowrap;font-size:13.5px}.suggest__title{text-overflow:ellipsis;white-space:nowrap;min-width:0;color:var(--ink-2);flex:1;font-size:14.5px;overflow:hidden}.suggest__kind{color:var(--muted);flex:none;font-size:12px}.suggest__all{border-top:1px solid var(--line-soft);color:var(--accent);margin-top:4px;padding-top:11px;font-size:14px;font-weight:600}.btn{border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--bg);min-height:46px;color:var(--ink);font:600 15px var(--sans);white-space:nowrap;justify-content:center;align-items:center;gap:8px;padding:0 14px;transition:background .15s,border-color .15s,transform 50ms;display:inline-flex}.btn:hover{opacity:1;background:var(--panel-soft);border-color:#c3c9d0}.btn:active{transform:translateY(1px)}.btn--primary{border-color:var(--accent);background:var(--accent);color:#fff;padding:0 18px;font-size:15.5px}.btn--primary:hover{background:var(--accent-ink);border-color:var(--accent-ink)}.btn__note{opacity:.85;font-weight:400}.btn__short{display:none}.btn--dark{border-color:var(--ink);background:var(--ink);color:#fff;min-height:44px;padding:0 18px}.btn--dark:hover{background:#262b33;border-color:#262b33}.btn--small{min-height:40px;font-size:14.5px}.actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.searchbox .btn--primary{border-radius:10px;min-height:48px;padding:0 22px}.split{align-items:stretch;display:inline-flex;position:relative}.split .btn{min-height:36px;font-size:14px}.split__main{border-top-right-radius:0;border-bottom-right-radius:0;gap:7px;padding:0 12px}.split__more{display:flex}.split__toggle{cursor:pointer;border-top-left-radius:0;border-bottom-left-radius:0;height:100%;margin-left:-1px;padding:0 9px;list-style:none}.split__toggle::-webkit-details-marker{display:none}.split__toggle .icon{transition:transform .15s}.split__more[open] .split__toggle{background:var(--panel)}.split__more[open] .split__toggle .icon{transform:rotate(180deg)}.menu{z-index:30;border:1px solid var(--line);background:var(--bg);min-width:250px;box-shadow:var(--shadow-pop);border-radius:12px;flex-direction:column;padding:6px;display:flex;position:absolute;top:calc(100% + 6px);left:0}.menu__item{color:var(--ink);font:500 14.5px var(--sans);text-align:left;white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:8px;align-items:center;gap:10px;padding:10px 12px;display:flex}.menu__item:hover{opacity:1;background:var(--panel)}.menu__item .icon{width:17px;color:var(--muted);flex:none}.copyable{align-items:center;gap:4px;max-width:100%;display:inline-flex}.copy-inline{color:var(--faint);cursor:pointer;opacity:0;background:0 0;border:0;border-radius:6px;flex:none;padding:4px;transition:opacity .15s,color .15s,background .15s;display:inline-flex}.field:hover .copy-inline,.copy-inline:focus-visible{opacity:1}.copy-inline:hover{background:var(--accent-tint);color:var(--accent)}@media (hover:none){.copy-inline{opacity:1}}.toast{z-index:60;background:var(--ink);color:#fff;max-width:calc(100vw - 32px);box-shadow:var(--shadow-pop);opacity:0;pointer-events:none;border-radius:10px;align-items:center;gap:10px;padding:10px 14px;font-size:14px;transition:opacity .18s,transform .18s;display:inline-flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%,12px)}.toast.is-visible{opacity:1;transform:translate(-50%)}.toast span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.crumbs{color:var(--muted);flex-wrap:wrap;gap:8px;font-size:14px;display:flex}.crumbs [aria-current=page]{color:var(--ink)}.page{flex-direction:column;gap:28px;padding-block:28px clamp(64px,8vw,96px);display:flex}.title{align-items:flex-start;gap:18px;max-width:980px;display:flex}.type-icon{background:var(--accent-tint);width:34px;height:34px;color:var(--accent);border-radius:9px;flex:none;justify-content:center;align-items:center;display:flex}.type-icon--gray{background:var(--chip);color:var(--muted)}.type-icon--xl{border-radius:14px;width:56px;height:56px}.type-icon--xl .icon{width:28px;height:28px}.type-icon--lg{border-radius:10px;width:38px;height:38px}.type-icon--lg .icon{width:20px;height:20px}.type-icon--sm{border-radius:7px;width:28px;height:28px}.type-icon--sm .icon{width:16px;height:16px}.title__text{flex-direction:column;gap:8px;min-width:0;display:flex}.title__line{flex-wrap:wrap;align-items:center;gap:8px 14px;display:flex}.title h1{letter-spacing:-.035em;overflow-wrap:anywhere;font-size:clamp(30px,3.6vw,42px);font-weight:600;line-height:1.05}.title__self,.title__self:hover{color:inherit;opacity:1;text-decoration:none}.title-copy{align-items:center;gap:2px;display:inline-flex;position:relative}.title-copy__btn{min-width:30px;height:32px;color:var(--faint);cursor:pointer;background:0 0;border:0;border-radius:8px;justify-content:center;align-items:center;padding:0 6px;list-style:none;transition:color .15s,background .15s;display:inline-flex}.title-copy__btn::-webkit-details-marker{display:none}.title-copy__btn:hover,.title-copy__more[open] .title-copy__md{background:var(--accent-tint);color:var(--accent)}.title-copy__btn:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.title-copy__md{gap:1px;padding:0 4px 0 6px}.title-copy__md .icon:last-child{transition:transform .15s}.title-copy__more[open] .title-copy__md .icon:last-child{transform:rotate(180deg)}@media (width<=560px){.title__line{position:relative}.title-copy{position:static}.title-copy .menu{top:calc(100% + 6px);left:0}}.title__pills{flex-wrap:wrap;gap:6px 8px;display:flex}.title__pills .badge[data-tip]{cursor:default}.stage{gap:3px;display:inline-flex}.stage>span{opacity:.55;border:1.5px solid;border-radius:50%;width:7px;height:7px}.stage>span.stage__on{opacity:1;background:currentColor}.title__links{flex-wrap:wrap;gap:4px 18px;font-size:14.5px;display:flex}.title__link{color:var(--ink-2);align-items:center;gap:5px;font-weight:500;display:inline-flex}.title__link .icon{color:var(--faint);transition:color .15s}.title__link:hover{opacity:1;color:var(--accent)}.title__link:hover .icon{color:var(--accent)}.origin-link{color:var(--ink-2);align-items:center;gap:5px;display:inline-flex}.origin-link .mono{color:var(--ink);font-size:13px}.origin-link .icon{color:var(--faint);flex:none}.origin-link:hover,.origin-link:hover .mono,.origin-link:hover .icon{opacity:1;color:var(--accent)}.title__aside{color:var(--ink-2);font-size:16px}.title__sub{color:var(--ink-2);text-wrap:pretty;font-size:19px;line-height:1.45}.title__kind{color:var(--ink);font-weight:600}.type-icon .icon--lettered{width:25px;height:25px}.type-icon--sm .icon--lettered{width:22px;height:22px}.type-icon--lg .icon--lettered{width:28px;height:28px}.type-icon--xl .icon--lettered{width:40px;height:40px}.type-mark{color:var(--accent);letter-spacing:.03em;white-space:nowrap;align-items:center;gap:5px;font-size:12px;font-weight:650;line-height:1;display:inline-flex}.type-mark--gray{color:var(--muted)}.type-mark__abbr{color:inherit}.badge{background:var(--chip);color:var(--ink-2);white-space:nowrap;border-radius:999px;align-items:center;gap:6px;padding:3px 10px;font-size:13.5px;font-weight:600;line-height:1.4;display:inline-flex}.badge--due{border:1px solid var(--accent);color:var(--accent);background:0 0;padding:2px 10px}.badge--small{padding:1px 8px;font-size:12.5px}.badge--due.badge--small{padding:0 8px}.ref{border:1px solid var(--line-strong);background:var(--bg);font-family:var(--mono);white-space:nowrap;border-radius:7px;align-items:center;gap:6px;padding:3px 9px 3px 7px;font-size:13.5px;transition:border-color .15s;display:inline-flex}.ref:hover{opacity:1;border-color:var(--accent)}.ref .icon{width:14px;height:14px;color:var(--accent)}.ref--gray .icon{color:var(--muted)}.ref--split{gap:0;padding:0;overflow:hidden}.ref__type{border-right:1px solid var(--line);background:var(--accent-tint);color:var(--accent);font-family:var(--sans);letter-spacing:.03em;align-self:stretch;align-items:center;gap:5px;padding:0 7px;font-size:11.5px;font-weight:650;display:inline-flex}.ref__abbr--page{padding-inline:2px}.ref__id{white-space:normal;min-width:0;padding:3px 9px 3px 8px}.ref--split{max-width:100%}.ref--gray .ref__type{background:var(--chip);color:var(--muted)}.ref--split:hover .ref__type{border-right-color:color-mix(in srgb, var(--accent) 40%, var(--line))}.refs{flex-wrap:wrap;gap:6px 8px;display:flex}.tag{border:1px solid var(--line-strong);background:var(--bg);font-family:var(--mono);white-space:nowrap;border-radius:7px;padding:2px 8px;font-size:13px}.details{border:1px solid var(--line);background:var(--panel-soft);border-radius:16px;flex-direction:column;gap:20px;padding:clamp(18px,2.5vw,26px);display:flex}.details dl{grid-template-columns:repeat(auto-fill,minmax(min(210px,100%),1fr));gap:18px 28px;display:grid}.field{flex-direction:column;gap:3px;min-width:0;display:flex}.field dt{color:var(--muted);font-size:13px}.field dd{overflow-wrap:anywhere;font-size:15.5px;font-weight:500}.field dd.mono{font-weight:400}.field--wide{grid-column:1/-1}.details__note{border-top:1px solid var(--line);color:var(--muted);padding-top:14px;font-size:13.5px;line-height:1.55}.details__links{border-top:1px solid var(--line);grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),1fr));gap:0 32px;display:grid}.details__links .row{border-top:0;padding:16px 0 2px}.details__tiles{border-top:1px solid var(--line);flex-wrap:wrap;gap:10px;padding-top:20px;display:flex}.details__tiles .row{border:1px solid var(--line);background:var(--bg);border-radius:12px;flex:300px;min-width:0;padding:12px 14px}.details__tiles a.row:hover{border-color:var(--line-strong)}.details__tiles .details__model{flex-basis:100%}.columns{flex-wrap:wrap;align-items:flex-start;gap:40px 64px;padding-top:12px;display:flex}.article{flex-direction:column;flex:999 600px;gap:48px;min-width:0;max-width:780px;display:flex}.article--wide{max-width:none}.columns--meta{justify-content:space-between;padding-top:0}.columns--meta .toc{flex:0 0 var(--rail-w)}.columns--meta .article{gap:40px}.columns--meta .details{gap:16px;padding:18px 20px}.columns--meta .details dl{gap:14px 24px}@media (width>=1024px){.columns--meta .details dl{grid-template-columns:repeat(3,minmax(0,1fr))}}.columns--meta .details__tiles{padding-top:16px}.columns--meta .details__tiles .row{padding:10px 12px}.toc{min-width:0;top:calc(var(--header-h) + 24px);flex-direction:column;flex:220px;gap:10px;font-size:14.5px;display:flex;position:sticky}.toc h2{white-space:nowrap;min-width:0;color:var(--ink-2);align-items:baseline;gap:6px;font-size:14px;font-weight:600;display:flex}.toc__dot{color:var(--faint)}.toc__name{text-overflow:ellipsis;min-width:0;color:var(--ink);overflow:hidden}.toc nav{border-left:1px solid var(--line);flex-direction:column;gap:2px;display:flex}.toc a{color:var(--ink-2);border-left:2px solid #0000;margin-left:-1px;padding:5px 0 5px 14px;transition:color .15s,border-color .15s}.toc a.sub{color:var(--muted);padding:4px 0 4px 28px}.toc a,.toc-mobile nav a{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.toc__label{min-width:0}.toc__count{color:var(--faint);font-variant-numeric:tabular-nums;flex:none;font-size:13px;font-weight:400}.toc a.is-active{border-left-color:var(--accent);color:var(--ink);font-weight:600}.toc-mobile{display:none}@media (width<=1023px){.toc{display:none}.toc-mobile{border:1px solid var(--line);border-radius:12px;padding:0 16px;display:block}.toc-mobile summary{justify-content:space-between;align-items:center;min-height:50px;font-size:15px;font-weight:600;list-style:none;display:flex}.toc-mobile summary::-webkit-details-marker{display:none}.toc-mobile[open] summary .icon{transform:rotate(180deg)}.toc-mobile nav{flex-direction:column;padding-bottom:10px;display:flex}.toc-mobile a{border-top:1px solid var(--line-soft);color:var(--ink-2);padding:9px 0}.toc-mobile a.sub{color:var(--muted);padding-left:16px}}.section{flex-direction:column;gap:14px;display:flex}.section__head{flex-direction:column;gap:8px;display:flex}.section__head--split{flex-flow:wrap;justify-content:space-between;align-items:baseline;gap:6px 24px}.section__head--split>.lede{flex-basis:100%}.section__head--split>.btn{align-self:center}.lines{flex-direction:column;gap:2px;display:flex}.h2{letter-spacing:-.02em;font-size:24px;font-weight:600;line-height:1.25}.h2 .count{color:var(--muted);font-weight:400}.h2--sm{font-size:22px}.h3{margin:8px 0 6px;font-size:17px;font-weight:600}.h3 .muted{font-weight:400}.lede{color:var(--ink-2);max-width:72ch;font-size:15.5px;line-height:1.6}.note{color:var(--muted);font-size:14.5px;line-height:1.6}.prose{color:var(--ink-body);overflow-wrap:break-word;flex-direction:column;gap:14px;font-size:17px;line-height:1.75;display:flex}.prose--lead{font-size:18px;line-height:1.7}.prose p.l1{padding-left:28px}.prose p.l2{padding-left:56px}.prose p.l3{padding-left:84px}.prose h4{letter-spacing:.02em;color:var(--ink-2);margin-top:8px;font-size:15px;font-weight:600}.prose .leader{color:var(--ink-2);align-items:baseline;gap:8px;font-size:15px;line-height:1.5;display:flex}.prose .leader:after{content:"";border-bottom:1px dotted var(--line-dash);flex:1;order:1;min-width:24px;transform:translateY(-4px)}.prose .leader span:last-child{font-family:var(--mono);color:var(--muted);order:2;font-size:13px}.prose figure{flex-direction:column;gap:8px;display:flex}.prose figcaption{color:var(--ink-2);font-size:14px;font-weight:600;line-height:1.4}.para{flex-direction:column;gap:10px;scroll-margin-top:20px;display:flex}.para__head{justify-content:space-between;align-items:baseline;gap:16px;display:flex}.para__head h3{font-size:18px;font-weight:600;line-height:1.4}.page-link{color:var(--muted);flex:none;font-size:13px}.directive-heading{border-bottom:1px solid var(--line);flex-direction:column;gap:10px;padding-bottom:18px;display:flex}.signoff{border-top:1px solid var(--line);color:var(--ink-2);padding-top:16px;font-size:16px;line-height:1.7}.disclosures{border-top:1px solid var(--line);flex-direction:column;display:flex}.disclosure{border-bottom:1px solid var(--line)}.disclosure>summary{cursor:pointer;justify-content:space-between;align-items:baseline;gap:16px;padding:14px 0;font-size:16.5px;font-weight:600;list-style:none;display:flex}.disclosure>summary::-webkit-details-marker{display:none}.disclosure>summary:hover{color:var(--accent)}.disclosure>summary .page-link{font-weight:400}.disclosure>.prose{padding:0 0 18px;font-size:16.5px}.boxed{border:1px solid var(--line);border-radius:12px;padding:0 16px}.boxed>summary{cursor:pointer;justify-content:space-between;align-items:center;gap:16px;min-height:52px;font-size:15.5px;font-weight:600;list-style:none;display:flex}.boxed>summary::-webkit-details-marker{display:none}.boxed>summary .count{color:var(--muted);font-weight:400}.boxed>summary .icon{color:var(--muted);transition:transform .15s}.boxed[open]>summary .icon{transform:rotate(180deg)}.boxed .rows{padding-bottom:6px}.rows{flex-direction:column;display:flex}.row{border-top:1px solid var(--line);color:var(--ink);align-items:flex-start;gap:14px;padding:14px 0;display:flex}.rows>.row:last-child{border-bottom:1px solid var(--line)}a.row:hover{opacity:1}a.row:hover .row__title{color:var(--accent)}.row__body{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.row__top{flex-wrap:wrap;align-items:center;gap:4px 10px;display:flex}.row__id{font-family:var(--mono);font-variant-ligatures:none;font-size:14px}.row__title{overflow-wrap:anywhere;font-size:16px;font-weight:500;line-height:1.4;transition:color .15s}.row__meta{color:var(--muted);font-size:14px;line-height:1.5}.row__snippet{color:var(--ink-2);-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:14.5px;line-height:1.55;display:-webkit-box;overflow:hidden}.row--historical .row__id,.row--historical .row__title{color:var(--muted)}.row--historical .row__title{color:var(--ink-2)}.row--compact{border-top-color:var(--line-soft);padding:12px 0}.row--inline{align-items:center;gap:12px;padding:10px 0}.row--inline>.type-icon{border-radius:7px;width:28px;height:28px}.row--inline>.type-icon .icon{width:16px;height:16px}.row--inline>.type-icon .icon--lettered{width:22px;height:22px}.row--inline .row__body{gap:1px}.row--coded>.badge{flex:none;margin-left:auto}.row__line{align-items:baseline;gap:4px 12px;min-width:0;display:flex}.row__line .row__id{flex:none}.row__line .row__title{flex:0 auto;min-width:0;font-size:15.5px;line-height:1.35}.row__line .badge{flex:none;align-self:center}.row--inline .row__meta{font-size:13.5px}@media (width<=560px){.row__line{flex-wrap:wrap}.row--inline{align-items:flex-start}.row--inline>.type-icon{margin-top:1px}}.row--placeholder .row__body{color:#8a93a3}.rows--grid{grid-template-columns:repeat(auto-fit,minmax(min(480px,100%),1fr));column-gap:40px;display:grid}.rows--grid>.row{border-top:0;border-bottom:1px solid var(--line);padding:16px 0}.rows--grid>.row:last-child{border-bottom:1px solid var(--line)}.more{align-self:flex-start}.chips{flex-wrap:wrap;gap:8px;display:flex}.chip{border:1px solid var(--line-strong);background:var(--bg);min-height:36px;color:var(--ink);font:500 14px var(--sans);border-radius:999px;align-items:center;gap:6px;padding:0 14px;transition:background .15s,border-color .15s;display:inline-flex}.chip:hover{opacity:1;border-color:#b9c0c8}.chip[aria-pressed=true],.chip[aria-current=page]{border-color:var(--ink);background:var(--ink);color:#fff}.chip .count{opacity:.75}.chip-menu--on .sort__field{border-color:var(--ink);background:var(--ink);color:#fff}.chip-menu--on .sort__field .icon{color:#fff}.chip-menu__grid{grid-template-columns:repeat(var(--cols,4), minmax(3.5em, 1fr));width:max-content;min-width:0;max-width:calc(100vw - 32px);max-height:min(60vh,360px);display:grid;overflow-y:auto}.chip-menu__grid .menu__item{padding:6px 10px;font-size:14px}.chip-menu__grid .menu__item[aria-current]{color:var(--accent);font-weight:600}.chip-menu__wide{grid-column:1/-1}.related{flex-wrap:wrap;align-items:center;gap:10px 14px;max-width:860px;display:flex}.related__label{color:var(--muted);flex-basis:100%;font-size:13px;font-weight:600}.related__link{border:1px solid var(--line);background:var(--bg);min-width:0;color:var(--ink);border-radius:12px;flex:300px;align-items:center;gap:12px;padding:12px 14px;transition:border-color .15s;display:flex}.related__link:hover{opacity:1;border-color:var(--line-strong)}.related__link>.icon{color:var(--muted);flex:none;margin-left:auto}.related__text{min-width:0;color:var(--muted);flex-direction:column;gap:2px;font-size:13.5px;display:flex}.related__text b{color:var(--ink);font-size:15px;font-weight:600}.tree__list,.tree__list ul{margin:0;padding:0;list-style:none}.tree__list{padding-bottom:14px}.tree__list ul{border-left:1px solid var(--line);margin-left:18px;padding-left:12px}.tree__list summary,.tree__leaf{align-items:baseline;gap:12px;padding:5px 0;font-size:14.5px;display:flex}.tree__list summary{cursor:pointer;list-style:none}.tree__list summary::-webkit-details-marker{display:none}.tree__list summary:before{content:"";border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);flex:none;align-self:center;width:6px;height:6px;margin:0 2px;transition:transform .15s;transform:rotate(-45deg)}.tree__list details[open]>summary:before{transform:rotate(45deg)}.tree__leaf{padding-left:22px}.tree__count{color:var(--faint);font-variant-numeric:tabular-nums;margin-left:auto;font-size:13px}.tabs{border-bottom:1px solid var(--line);scrollbar-width:none;gap:4px;display:flex;overflow-x:auto}.tabs::-webkit-scrollbar{display:none}.tab{min-height:48px;color:var(--muted);font:500 15px var(--sans);white-space:nowrap;background:0 0;border:0;border-bottom:2px solid #0000;flex:none;padding:0 14px}.tab:hover{color:var(--ink);opacity:1}.tab[aria-selected=true]{border-bottom-color:var(--accent);color:var(--ink);font-weight:600}.tab--lg{min-height:50px;padding:0 16px;font-size:16px}[role=tabpanel][hidden]{display:none}.table-wrap{border:1px solid var(--line);-webkit-overflow-scrolling:touch;border-radius:14px;overflow-x:auto}.table-wrap--sm{border-radius:10px}.table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:14.5px;line-height:1.5}.table th{background:var(--panel);border-bottom:1px solid var(--line);color:var(--ink-2);text-align:left;white-space:nowrap;padding:11px 16px;font-weight:600}.table td{border-bottom:1px solid var(--line-soft);vertical-align:top;padding:11px 16px}.table tr:last-child td{border-bottom:0}.table .r{text-align:right}.table--prose{font-size:14.5px}.table--prose th,.table--prose td{padding:9px 12px}.bars{align-items:flex-end;gap:2px;height:120px;display:flex}.bars span{background:var(--accent-bar);border-radius:2px 2px 0 0;flex:1 1 0;min-width:0}.bars--small{border-bottom:1px solid var(--line-strong);gap:1px;height:40px}.bars--small span{background:var(--accent);border-radius:1px 1px 0 0}.bars-axis{font-family:var(--mono);color:var(--muted);justify-content:space-between;gap:16px;font-size:12px;display:flex}.ychart{--chart-h:56px;flex-direction:column;gap:7px;margin:0;display:flex}.ychart__plot{height:var(--chart-h);border-bottom:1px solid var(--line-strong);align-items:flex-end;gap:2px;display:flex}.ychart--dense .ychart__plot{gap:1px}.ychart__col{cursor:default;flex:1 1 0;justify-content:center;align-items:flex-end;min-width:0;height:100%;display:flex}.ychart__stack{border-radius:3px 3px 0 0;flex-direction:column-reverse;gap:2px;width:100%;max-width:24px;min-height:2px;display:flex;overflow:hidden}.ychart__bar{background:var(--accent);flex:1 1 0;min-height:2px;transition:background .12s}.ychart__bar--muted{background:var(--line-dash)}.ychart__col:hover .ychart__bar{background:var(--accent-ink)}.ychart__col:hover .ychart__bar--muted{background:#aab2bc}.ychart__axis{font-family:var(--mono);color:var(--muted);justify-content:space-between;align-items:center;gap:12px;font-size:12px;display:flex}.chart-legend{font-family:var(--sans);color:var(--muted);flex-wrap:wrap;align-items:center;gap:4px 7px;font-size:12.5px;display:inline-flex}.chart-legend__key{background:var(--accent);border-radius:2px;width:10px;height:10px}.chart-legend__key--muted{background:var(--line-dash);margin-left:8px}.bar-list{border-top:1px solid var(--line);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.bar-list>li{border-bottom:1px solid var(--line-soft)}.bar-list>li:last-child{border-bottom-color:var(--line)}.bar-list__row{min-height:42px;color:var(--ink);border-radius:8px;grid-template-columns:minmax(0,17em) minmax(48px,1fr) minmax(3.5em,auto);align-items:center;gap:16px;margin-inline:-6px;padding:6px;display:grid}a.bar-list__row:hover{opacity:1;background:var(--panel)}a.bar-list__row:hover .bar-list__label{color:var(--accent)}a.bar-list__row:hover .bar-list__bar{background:var(--accent-ink)}.bar-list__label{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:15px;font-weight:500;transition:color .15s;overflow:hidden}.bar-list__meta{color:var(--muted);margin-left:8px;font-size:13px;font-weight:400}.bar-list__track{align-items:center;height:100%;display:flex}.bar-list__bar{background:var(--accent);border-radius:0 3px 3px 0;height:8px;transition:background .12s;display:block}.bar-list__value{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--ink-2);font-size:13.5px}@media (width<=560px){.bar-list__row{grid-template-columns:minmax(0,1fr) 72px minmax(3em,auto);gap:12px}.bar-list__meta{display:none}}.tip{z-index:60;background:var(--ink);color:#fff;max-width:min(340px,100vw - 24px);box-shadow:var(--shadow-pop);pointer-events:none;opacity:0;visibility:hidden;border-radius:8px;padding:7px 10px;font-size:13px;line-height:1.4;transition:opacity .12s,transform .12s,visibility 0s .12s;position:fixed;transform:translateY(3px)}.tip.is-visible{opacity:1;visibility:visible;transition:opacity .12s,transform .12s,visibility;transform:none}.tip strong{font-weight:600}.tip span{color:#c3c9d0;font-size:12.5px;display:block}.gallery{gap:36px}.gallery__group{border-top:1px solid var(--line);flex-direction:column;gap:18px;padding-top:28px;scroll-margin-top:16px;display:flex}.gallery__head{flex-direction:column;gap:6px;max-width:760px;display:flex}.specimens{grid-template-columns:repeat(auto-fill,minmax(min(340px,100%),1fr));gap:16px;display:grid}.specimen{flex-direction:column;gap:10px;min-width:0;margin:0;display:flex}.specimen--wide{grid-column:1/-1}.specimen__stage{border:1px solid var(--line);background:var(--bg);border-radius:14px;flex-direction:column;justify-content:center;min-height:84px;padding:20px;display:flex}.specimen__stage>.btn,.specimen__stage>.split{align-self:flex-start}.specimen figcaption{color:var(--muted);font-size:13px}.icon-table{border-top:1px solid var(--line);flex-direction:column;display:flex}.icon-table__row{border-bottom:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr) auto minmax(150px,auto);align-items:center;gap:12px 28px;padding:12px 0;display:grid}.icon-table__name{font-weight:500}.icon-table__sizes,.icon-table__mark{align-items:center;gap:14px;display:flex}@media (width<=720px){.icon-table__row{grid-template-columns:1fr}.icon-table__sizes{flex-wrap:wrap}}.empty{border:1px dashed var(--line-strong);border-radius:12px;align-items:flex-start;gap:14px;padding:18px 20px;display:flex}.empty__body{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.empty__title{font-size:16px;font-weight:600}.empty__text{color:var(--muted);font-size:14.5px;line-height:1.6}.inline-form{flex-wrap:wrap;gap:8px;display:flex}.inline-form .searchbox{flex:260px;min-width:0;min-height:46px}.inline-form .searchbox input{font-family:var(--mono);font-size:15px}.inline-form--sans .searchbox input{font-family:var(--sans)}.pager{color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:8px;font-size:14.5px;display:flex}.pager__links{gap:8px;display:flex}.site-footer{border-top:1px solid var(--line)}.site-footer__inner{color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:16px 48px;padding-block:32px 40px;font-size:14px;display:flex}.site-footer p{max-width:640px;line-height:1.6}.site-footer strong{color:var(--ink);font-weight:600}.site-footer nav{color:var(--ink-2);flex-wrap:wrap;align-content:flex-start;gap:10px 24px;font-weight:500;display:flex}.hero{flex-wrap:wrap;align-items:center;gap:48px 64px;padding-block:clamp(40px,6vw,80px) clamp(48px,6vw,80px);display:flex}.hero__main{flex-direction:column;flex:520px;gap:22px;min-width:0;display:flex}.hero h1{letter-spacing:-.04em;text-wrap:balance;font-size:clamp(38px,4.6vw,60px);font-weight:600;line-height:1.04}.hero__lede{max-width:560px;color:var(--muted);text-wrap:pretty;font-size:18px;line-height:1.6}.hero__search{flex-direction:column;gap:12px;margin-top:6px;display:flex;position:relative}.try{font-family:var(--mono);color:var(--muted);flex-wrap:wrap;align-items:center;gap:6px 16px;font-size:13px;display:flex}.try a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--line-strong);text-underline-offset:3px}.card{border:1px solid var(--line);background:var(--bg);border-radius:16px;overflow:hidden}.card__head{background:var(--panel);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:14px 20px;display:flex}.card__head h2{font-size:14px;font-weight:600}.release-card{flex:380px;min-width:0}.release-card__rows{flex-direction:column;padding:4px 20px 6px;font-size:15px;display:flex}.release-card__rows a{border-bottom:1px solid var(--line-soft);justify-content:space-between;align-items:baseline;gap:16px;padding:10px 0;display:flex}.release-card__rows a:last-child{border-bottom:0}.release-card__rows a:hover{opacity:1;color:var(--accent)}.band{background:var(--panel);border-block:1px solid var(--line)}.band__inner{flex-direction:column;gap:24px;padding-block:clamp(48px,6vw,80px);display:flex}.h2-xl{letter-spacing:-.03em;font-size:32px;font-weight:600;line-height:1.15}.split-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:10px 32px;display:flex}.panel-tabs{padding:0 16px}.panel-tabs .tab{min-height:52px}.tabpanel{flex-wrap:wrap;gap:24px 56px;padding:clamp(20px,3vw,32px);display:flex}.tabpanel__intro{flex-direction:column;flex:280px;gap:12px;min-width:0;display:flex}.tabpanel__intro h3{letter-spacing:-.015em;font-size:19px;font-weight:600}.tabpanel__intro p{color:var(--muted);font-size:15.5px;line-height:1.6}.tabpanel__body{flex-direction:column;flex:2 520px;min-width:0;display:flex}.address-rows{border-top:1px solid var(--line)}.address-row{border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:11px 0;display:flex}.address-row__text{flex-wrap:wrap;flex:1;justify-content:space-between;gap:2px 20px;min-width:0;font-size:14.5px;display:flex}.address-row__url{font-family:var(--mono);color:var(--muted);overflow-wrap:anywhere}.address-row__url b{color:var(--ink);font-weight:400}.address-row__desc{color:var(--ink-2)}.use-split{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:20px;display:grid}@media (width<=960px){.use-split{grid-template-columns:minmax(0,1fr)}}.panel-head{border-bottom:1px solid var(--line);padding:0 16px;display:flex}.panel-head__label{border-bottom:2px solid var(--accent);min-height:52px;font:600 15px var(--sans);color:var(--ink);align-items:center;padding:0 14px;display:inline-flex}.use-web__body{flex-direction:column;gap:24px;padding:clamp(20px,3vw,32px);display:flex}.use-web__body .tabpanel__intro{flex:none}.use-web .address-row__text{flex-direction:column}.use-web .address-groups{flex-direction:column;display:flex}.use-split--sticky{align-items:start}@media (width>=961px) and (height>=900px){.use-split--sticky .use-code{top:calc(var(--header-h) + 16px);position:sticky}}.use-code .tabpanel{gap:24px}.use-code .tabpanel__intro,.use-code .tabpanel__body{flex-basis:100%}.use-code__directions{max-height:440px;overflow-y:auto}.home-dl{flex-direction:column;gap:14px;margin-top:8px;display:flex}.home-dl__head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:6px 24px;font-size:14.5px;display:flex}.home-dl__head h3{letter-spacing:-.015em;font-size:19px;font-weight:600}.home-dl__buttons{grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:14px;display:grid}.dl-big{border:1px solid var(--line-strong);background:var(--bg);border-radius:14px;align-items:flex-start;gap:14px;padding:18px 20px;transition:border-color .15s,background .15s,transform 50ms;display:flex}.dl-big:hover{opacity:1;border-color:var(--accent);background:var(--accent-tint)}.dl-big:active{transform:translateY(1px)}.dl-big__icon{background:var(--accent);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:44px;height:44px;display:inline-flex}.dl-big__text{flex-direction:column;gap:3px;min-width:0;display:flex}.dl-big__title{letter-spacing:-.01em;color:var(--ink);font-size:17px;font-weight:600}.dl-big__file{color:var(--ink-2);overflow-wrap:anywhere;font-size:13.5px}.dl-big__file .mono{font-size:13px}.dl-big__desc{color:var(--muted);margin-top:3px;font-size:14px;line-height:1.5}.dl-big--featured{border-color:var(--accent)}.dl-big--featured .dl-big__title{flex-wrap:wrap;align-items:center;gap:4px 10px;display:flex}.dl-start{margin-bottom:28px}.code-block{border:1px solid var(--line);background:var(--panel-soft);font-family:var(--mono);color:var(--ink);white-space:pre-wrap;overflow-wrap:anywhere;font-variant-ligatures:none;border-radius:12px;margin:0;padding:18px 20px;font-size:13px;line-height:1.65;overflow-x:auto}.code-inline{font-family:var(--mono);background:var(--chip);color:var(--ink);border-radius:5px;padding:1px 5px;font-size:.9em}.file-rows{border-top:1px solid var(--line);font-size:14.5px}.file-row{border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:4px 24px;padding:12px 0;display:flex}.file-row>span:last-child{color:var(--muted)}.latest{flex-direction:column;gap:20px;padding-block:clamp(56px,7vw,88px) 0;display:flex}.latest__panel{flex-direction:column;gap:16px;display:flex}.year-chart{flex-direction:column;gap:14px;padding-block:clamp(56px,7vw,88px) 40px;display:flex}.collections{flex-direction:column;display:flex}.collections h2{letter-spacing:-.015em;margin:0 0 6px;font-size:20px;font-weight:600}.collection{border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:12px 32px;padding:18px 0;display:flex}.collection:hover{opacity:1}.collection:hover .collection__name{color:var(--accent)}.collection__main{flex:380px;align-items:flex-start;gap:14px;min-width:0;display:flex}.collection__name{letter-spacing:-.015em;font-size:18px;font-weight:600;transition:color .15s}.collection__desc{color:var(--muted);font-size:14.5px;line-height:1.5}.collection__count{color:var(--muted);flex-direction:column;flex:0 0 170px;gap:2px;font-size:13.5px;display:flex}.collection__count b{letter-spacing:-.03em;color:var(--ink);font-variant-numeric:tabular-nums;font-size:22px;font-weight:600;line-height:1.1}.collection__count span:last-child{color:var(--ink-2)}.collection__aside{flex:220px;min-width:0}.page-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px 32px;display:flex}.page-head__text{flex-direction:column;gap:12px;max-width:760px;display:flex}.page-head h1{letter-spacing:-.035em;font-size:clamp(32px,4vw,48px);font-weight:600;line-height:1.08}.page-head p{color:var(--muted);font-size:16px;line-height:1.6}.search-tools{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:12px 24px;display:flex}.search-tools .chips{flex:420px}.sort{flex:none;align-items:center;display:inline-flex;position:relative}.sort__label{color:var(--muted);margin-right:10px;font-size:14px}.sort__menu{display:flex}.sort__btn{border:1px solid var(--line-strong);background:var(--bg);min-height:36px;color:var(--ink);font:500 14px var(--sans);white-space:nowrap;cursor:pointer;border-radius:999px;align-items:center;gap:6px;padding:0 12px 0 14px;list-style:none;transition:background .15s,border-color .15s;display:inline-flex}.sort__btn::-webkit-details-marker{display:none}.sort__btn:hover{opacity:1;border-color:#b9c0c8}.sort__field .icon{color:var(--muted);transition:transform .15s}.sort__menu[open] .sort__field{background:var(--panel)}.sort__menu[open] .sort__field .icon{transform:rotate(180deg)}.sort--dated .sort__field{border-top-right-radius:0;border-bottom-right-radius:0}.sort__dir{border-top-left-radius:0;border-bottom-left-radius:0;margin-left:-1px;padding:0 14px 0 11px}.sort__dir .icon{color:var(--accent)}.sort .menu{min-width:240px;left:auto;right:0}.sort .menu__item .icon{visibility:hidden}.sort .menu__item[aria-current]{font-weight:600}.sort .menu__item[aria-current] .icon{visibility:visible;color:var(--accent)}.menu__note{border-top:1px solid var(--line);max-width:260px;color:var(--muted);margin-top:4px;padding:10px 12px 6px;font-size:12.5px;line-height:1.45}@media (width<=720px){.sort .menu{left:0;right:auto}}.search-page{flex-direction:column;gap:28px;padding-block:clamp(28px,4vw,48px) clamp(64px,8vw,96px);display:flex}.search-form{max-width:760px;position:relative}.result-groups{flex-direction:column;gap:44px;display:flex}.exact{flex-direction:column;gap:10px;display:flex}.exact .row{border:1px solid var(--line);background:var(--panel-soft);border-radius:14px;padding:16px 18px}.exact .row:last-child{border-bottom:1px solid var(--line)}.exact .row__go{color:var(--accent);align-self:center}.doc{max-width:720px;color:var(--ink-body);flex-direction:column;gap:18px;font-size:17px;line-height:1.7;display:flex}.doc h2{letter-spacing:-.02em;color:var(--ink);margin-top:18px;font-size:22px;font-weight:600}.doc a{color:var(--accent);text-underline-offset:3px;text-decoration:underline}.doc ul{flex-direction:column;gap:6px;margin:0;padding-left:1.2em;display:flex}.doc-defs{grid-template-columns:max-content 1fr;gap:8px 16px;display:grid}.doc-defs dt{padding-top:1px}@media (width<=520px){.doc-defs{grid-template-columns:1fr;gap:2px}.doc-defs dd+dt{margin-top:10px}}.reader{flex-wrap:wrap;align-items:flex-start;gap:32px 56px;display:flex}.reader__side{min-width:0;max-width:320px;top:calc(var(--header-h) + 24px);max-height:calc(100vh - var(--header-h) - 48px);flex-direction:column;flex:260px;gap:18px;padding-right:4px;display:flex;position:sticky;overflow-y:auto}.reader__text{flex-direction:column;flex:999 560px;gap:18px;min-width:0;max-width:760px;display:flex}@media (width>=1024px){.reader__side{order:1}}.contents{flex-direction:column;font-size:14.5px;display:flex}.contents h2{color:var(--ink-2);margin:0 0 8px;font-size:14px;font-weight:600}.contents a{border-left:1px solid var(--line);color:var(--ink-2);justify-content:space-between;gap:12px;padding:6px 0 6px 14px;display:flex}.contents a.is-active{border-left:2px solid var(--accent);color:var(--ink);padding-left:13px;font-weight:600}.contents a span:last-child{font-family:var(--mono);color:var(--muted);font-size:12.5px;font-weight:400}.page-break{color:var(--muted);align-items:center;gap:12px;margin-top:12px;scroll-margin-top:16px;font-size:13px;display:flex}.page-break:after{content:"";background:var(--line);flex:1;order:1;height:1px}.page-break>:first-child{font-family:var(--mono)}.page-break>a{order:2}.contents-mobile{display:none}@media (width<=1023px){.reader__side{max-width:none;max-height:none;padding-right:0;position:static;overflow:visible}.reader__side .contents{display:none}.contents-mobile{display:block}.contents-mobile .contents{padding-bottom:10px;display:flex}.contents-mobile .contents h2{display:none}}.loading-lines{flex-direction:column;gap:12px;display:flex}.loading-lines span{background:var(--chip);border-radius:7px;height:14px}@media (prefers-reduced-motion:no-preference){.loading-lines span{animation:1.4s ease-in-out infinite pulse}}@keyframes pulse{50%{opacity:.5}}@media (width<=720px){.site-header__inner{gap:10px 16px}.brand__name{font-size:17px}.site-nav{gap:2px 16px;font-size:14.5px}.site-nav a.site-nav__cta{min-height:36px;margin-left:0;padding:0 12px;font-size:14px}.header-search{flex-basis:100%;order:3;max-width:none}}@media (width<=560px){.site-header__inner{column-gap:12px}.site-nav{gap:2px 14px}.site-nav a[href=\/about],.brand__tld{display:none}.site-nav a.site-nav__cta{padding:0 11px}}@media (width<=374px){.brand__name{display:none}}@media (width<=720px){.page{gap:22px;padding-top:20px}.title{gap:14px}.title .type-icon--xl{border-radius:12px;width:44px;height:44px}.title .type-icon--xl .icon{width:22px;height:22px}.title__sub{font-size:17px}.actions .btn--primary{flex:100%}.actions .btn:not(.btn--primary):not(.btn--quiet){flex:1 1 0;padding:0 10px}.btn__long{display:none}.btn__short{display:inline}.details{border-radius:14px}.details dl{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}.field dd{font-size:15px}.prose{font-size:16.5px;line-height:1.7}.prose--lead{font-size:17px}.prose p.l1{padding-left:16px}.prose p.l2{padding-left:32px}.prose p.l3{padding-left:48px}.h2{font-size:22px}.h2-xl{font-size:27px}.searchbox--hero{padding-left:14px}.searchbox--hero input{padding:12px 2px;font-size:16px}.searchbox--hero .btn--primary{min-height:46px;padding:0 16px}.searchbox--hero{padding-block:4px}.collection__count{flex-flow:wrap;flex-basis:100%;align-items:baseline;gap:4px 12px}.collection__count b{font-size:20px}.tabpanel{padding:20px 16px}.panel-tabs{padding:0 6px}.table th,.table td{padding:10px 12px}}.split-head__links{flex-wrap:wrap;align-items:center;gap:8px 26px;font-size:15px;font-weight:600;display:flex}.split-head__links a{align-items:center;gap:7px;display:inline-flex}.use-page{gap:44px}.address-groups{gap:24px}.address-group{flex-direction:column;gap:4px;display:flex}.address-group__title{letter-spacing:.05em;text-transform:uppercase;color:var(--muted);font-size:12.5px;font-weight:600}.tool-rows{border-top:1px solid var(--line)}.tool-row{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:4px 24px;padding:12px 0;font-size:14.5px;line-height:1.5;display:grid}.tool-row__name{font-family:var(--mono);font-variant-ligatures:none;overflow-wrap:anywhere}.tool-row__args{color:var(--muted)}.tool-row__summary{color:var(--ink-2)}.code-figure{flex-direction:column;gap:8px;min-width:0;display:flex}.code-figure figcaption{color:var(--ink-2);justify-content:space-between;align-items:center;gap:12px;font-size:14px;font-weight:600;display:flex}.code-figure__copy{border:1px solid var(--line-strong);background:var(--bg);min-height:32px;color:var(--ink-2);font:500 13.5px var(--sans);border-radius:8px;align-items:center;gap:6px;padding:0 11px;transition:border-color .15s,color .15s;display:inline-flex}.code-figure__copy:hover{border-color:var(--accent);color:var(--ink)}.code-figure .code-block{white-space:pre;overflow-wrap:normal}.sql{border:1px solid var(--line);background:var(--panel-soft);border-radius:12px;min-width:0;max-width:100%;overflow:hidden}.sql>summary{cursor:pointer;align-items:center;gap:14px;min-height:48px;padding:0 14px;list-style:none;display:flex}.sql>summary::-webkit-details-marker{display:none}.sql__label{color:var(--ink);flex:none;align-items:center;gap:7px;font-size:14.5px;font-weight:600;display:inline-flex}.sql__label>.icon{color:var(--muted)}.sql>summary:hover .sql__label{color:var(--accent)}.sql__line{min-width:0;font-family:var(--mono);color:var(--muted);white-space:nowrap;font-variant-ligatures:none;flex:1;font-size:12.5px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,#000 75%,#0000);mask-image:linear-gradient(90deg,#000 75%,#0000)}.sql[open] .sql__line{visibility:hidden}.sql__chevron{color:var(--muted);transition:transform .15s;display:inline-flex}.sql[open] .sql__chevron{transform:rotate(180deg)}.sql__panel{border-top:1px solid var(--line)}.sql__bar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;min-height:46px;padding:0 8px 0 6px;display:flex}.sql__tabs{align-self:stretch;gap:2px;display:flex}.sql__tab{min-height:0;margin-bottom:-1px;padding:0 10px;font-size:13.5px}.sql__code{font-family:var(--mono);color:var(--ink);white-space:pre;font-variant-ligatures:none;margin:0;padding:14px 16px;font-size:13px;line-height:1.65;overflow-x:auto}.sql__note{color:var(--muted);margin:0;padding:0 16px 14px;font-size:13.5px;line-height:1.55}.download{gap:22px}.snapshot{border:1px solid var(--line);background:var(--panel-soft);border-radius:16px;grid-template-columns:minmax(0,1fr);gap:20px 48px;padding:clamp(18px,2.5vw,26px);display:grid}.snapshot__main{flex-direction:column;gap:6px;min-width:0;display:flex}.snapshot__label{color:var(--muted);font-size:13px}.snapshot__release{letter-spacing:-.02em;font-variant-ligatures:none;font-size:clamp(24px,2.6vw,30px);line-height:1.15}.snapshot__meta{color:var(--ink-2);font-size:14.5px;line-height:1.5}.dl-group{flex-direction:column;gap:12px;padding-top:12px;display:flex}.dl-group__head{flex-direction:column;gap:4px;display:flex}.dl-group__head .h3{letter-spacing:-.01em;margin:0;font-size:19px}.dl-group__head .count{color:var(--muted);font-weight:400}.dl-group__head p{color:var(--muted);max-width:640px;font-size:14.5px;line-height:1.55}.dl-files{border:1px solid var(--line);background:var(--bg);border-radius:14px;overflow:hidden}.dl-file{border-top:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr) 110px 84px 128px 128px;align-items:baseline;gap:4px 24px;padding:12px 18px;font-size:14.5px;display:grid}.dl-files--norows .dl-file{grid-template-columns:minmax(0,1fr) 84px 128px 128px}.dl-files--nosha .dl-file{grid-template-columns:minmax(0,1fr) 110px 84px 128px}.dl-files--norows.dl-files--nosha .dl-file{grid-template-columns:minmax(0,1fr) 84px 128px}.dl-file--head{border-top:0;border-bottom:1px solid var(--line);background:var(--panel);color:var(--ink-2);padding-block:10px;font-size:13.5px;font-weight:600}.dl-file--head+.dl-file{border-top:0}.dl-file .r{text-align:right}.dl-file__main{flex-direction:column;gap:3px;min-width:0;display:flex}.dl-file__name{max-width:100%;font-family:var(--mono);font-variant-ligatures:none;color:var(--ink);align-self:flex-start;font-size:14px;transition:color .15s}.dl-file__name:hover{opacity:1;color:var(--accent)}.dl-file__desc{color:var(--muted);font-size:13.5px;line-height:1.5}.dl-file__num{white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--ink-2)}.dl-file__unit{display:none}.dl-file__get{justify-content:flex-end;align-self:center;display:flex}.dl-get{border-color:var(--accent);color:var(--accent-ink)}.dl-get .icon{color:var(--accent)}.dl-get:hover{background:var(--accent);border-color:var(--accent);color:#fff}.dl-get:hover .icon{color:#fff}.sha{color:var(--muted);font:13px var(--mono);font-variant-ligatures:none;vertical-align:middle;background:0 0;border:0;border-radius:6px;align-items:center;gap:6px;margin:-3px -7px;padding:3px 7px;transition:background .15s,color .15s;display:inline-flex}.sha .icon{opacity:.55;flex:none;transition:opacity .15s,color .15s}.sha:hover,.sha:focus-visible{background:var(--chip);color:var(--ink)}.sha:hover .icon,.sha:focus-visible .icon{opacity:1;color:var(--accent)}@media (width<=720px){.use-page{gap:34px}.tool-row{grid-template-columns:minmax(0,1fr)}.dl-files .dl-file{flex-wrap:wrap;align-items:center;gap:6px 14px;padding:13px 14px;display:flex}.dl-files .dl-file--head{display:none}.dl-file__name{font-size:13.5px}.dl-file__main{flex:100%}.dl-file__desc{padding-left:0}.dl-file__num:empty{display:none}.dl-file__num{font-size:13.5px}.dl-file__unit{display:inline}.dl-file__get{margin-left:auto}.dl-get{width:44px;min-height:44px;padding:0}.dl-get__label,.address-row__host{display:none}.address-row__text{flex-direction:column}}.address-row__url{overflow-wrap:break-word}.fleet{grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:16px;display:grid}.fleet__card{border:1px solid var(--line);background:var(--bg);border-radius:14px;flex-direction:column;gap:12px;min-width:0;margin:0;padding:16px 18px 14px;display:flex}.fleet__h{color:var(--ink-2);font-size:14px;font-weight:600}.fleet__card .bar-list{border-top:0}.fleet__card .bar-list>li:last-child{border-bottom:0}.fleet__card .bar-list__row{grid-template-columns:minmax(0,9em) minmax(36px,1fr) minmax(3.2em,auto);gap:12px;min-height:34px;padding-block:4px}.fleet__card .bar-list__label{font-size:14px}.fleet__card .bar-list__meta{display:inline}.fleet__card .ychart{flex:1;justify-content:flex-end}.fleet__note{color:var(--muted);font-size:13px}.fleet__card--chart .ychart{flex:none}.fleet--wide{grid-template-columns:1fr}.fleet--wide .fleet__card .bar-list__row{grid-template-columns:minmax(0,24em) minmax(36px,1fr) minmax(3.2em,auto)}.fleet--wide .fleet__card .bar-list__meta{margin-left:10px}@media (width<=640px){.fleet--wide .fleet__card .bar-list__row{grid-template-columns:minmax(0,11em) minmax(36px,1fr) minmax(3.2em,auto)}.fleet--wide .fleet__card .bar-list__meta{display:none}}.fleet__split{color:var(--ink-2);margin-top:-4px;font-size:14.5px}.ref--more{font-family:var(--sans);color:var(--ink-2);font-size:13.5px;font-weight:500}@media (width<=560px){.fleet__card{padding:14px 14px 12px}.fleet__card .bar-list__row{grid-template-columns:minmax(0,7.5em) minmax(36px,1fr) minmax(3em,auto)}.fleet__card .bar-list__meta{display:none}}.split--primary .btn{min-height:46px;font-size:15.5px}.split--primary .split__main{gap:8px;padding:0 16px 0 18px}.split--primary .split__toggle{border-left-color:#ffffff47;margin-left:0;padding:0 12px}.split--primary .split__more[open] .split__toggle{background:var(--accent-ink);border-color:var(--accent-ink);border-left-color:#ffffff47}.split--primary .menu{min-width:100%}@media (width<=720px){.actions .split--primary{flex:100%}.actions .split--primary .split__main{flex:auto}.actions .split--primary .split__toggle{flex:none}}.release-card .card__head{padding-block:12px}.release-card__rows{padding:2px 20px 4px}.release-card__rows a{padding:7px 0}.home-about{grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:16px 64px;padding-block:8px clamp(48px,6vw,72px);display:grid}.home-about__title{letter-spacing:-.02em;font-size:22px;font-weight:600;line-height:1.25}.home-about__body{max-width:680px;color:var(--ink-body);flex-direction:column;gap:14px;font-size:17px;line-height:1.65;display:flex}.home-about__body .link-accent{align-self:flex-start;align-items:center;gap:7px;margin-top:2px;font-size:15px;font-weight:600;display:inline-flex}@media (width<=720px){.home-about{grid-template-columns:minmax(0,1fr)}.home-about__body{font-size:16px}}.directive-panel{border:1px solid var(--line);background:var(--panel-soft);border-radius:16px;overflow:hidden}.directive-panel__tabs{padding:0 clamp(6px,1.4vw,12px)}.directive-panel__tabs .tab{align-items:center;gap:7px;min-height:46px;display:inline-flex}.directive-panel__tabs .count{color:var(--muted);font-size:13px;font-weight:400}.directive-panel .details{background:0 0;border:0;border-radius:0}.directive-files{flex-direction:column;gap:14px;padding:clamp(18px,2.5vw,26px);scroll-margin-top:64px;display:flex}.directive-files__lede{max-width:76ch;color:var(--muted);font-size:14px;line-height:1.55}.directive-files .table-wrap{background:var(--bg)}html:not(.js) #files:target{display:flex!important}html:not(.js) .directive-panel:has(#files:target) #about{display:none}.tcds-charts .bar-list__row{grid-template-columns:minmax(0,3fr) minmax(36px,2fr) minmax(3.2em,auto)}.tcds-charts .bar-list__meta{font-family:var(--mono);margin-left:6px;font-size:12px}.tcds-sort{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 16px;margin-top:6px;display:flex}.tcds-sort .muted{font-size:14px}.site-nav a{position:relative}.site-nav a[aria-current=page]:after{content:"";background:var(--accent);border-radius:2px;height:3px;position:absolute;bottom:-2px;left:0;right:0}.site-nav a.site-nav__cta[aria-current=page]:after{bottom:-8px;left:6px;right:6px}.tcds-charts{margin-bottom:18px}.see-all{align-items:center;gap:6px;width:fit-content;margin-left:auto;display:flex}.count__link{color:inherit;text-decoration:underline 1px;text-decoration-color:var(--line-strong);text-underline-offset:5px}.count__link:hover{color:var(--accent);text-decoration-color:currentColor}.details__aircraft{flex-wrap:wrap;align-items:center;gap:4px 10px;display:inline-flex}.sublist-head{flex-direction:column;gap:10px;max-width:860px;margin:8px 0 22px;display:flex}.sublist-head__owner{color:var(--ink-2);align-self:flex-start;align-items:center;gap:8px;font-size:15px;font-weight:500;display:inline-flex}.sublist-head h1{letter-spacing:-.03em;margin:0;font-size:clamp(28px,3.4vw,40px);font-weight:600;line-height:1.1}.sublist-head h1 .count{color:var(--muted);font-weight:500}.sublist-head p{color:var(--ink-2);margin:0}.sublist-body{flex-direction:column;gap:18px;max-width:860px;display:flex}.back-arrow{display:inline-flex;transform:rotate(180deg)}.sublist-body>.link.more{align-items:center;gap:6px;margin-top:6px;display:inline-flex}.design-tabs{margin:4px 0 28px}.site-nav__dev{color:var(--muted)}.og-samples{grid-template-columns:repeat(auto-fill,minmax(min(100%,420px),1fr));gap:22px;display:grid}.og-sample{flex-direction:column;gap:10px;min-width:0;margin:0;display:flex}.og-sample figcaption{color:var(--ink-2);flex-wrap:wrap;justify-content:space-between;gap:4px 12px;font-size:14px;display:flex}.og-sample figcaption .mono{color:var(--muted);overflow-wrap:anywhere;font-size:12.5px}.unfurl{border-left:4px solid var(--line-strong);flex-direction:column;gap:4px;padding:2px 0 2px 14px;font-size:14.5px;display:flex}.unfurl__site{color:var(--ink-2);font-weight:600}.unfurl__title{color:#1264a3;font-weight:700}.unfurl__desc{color:var(--ink-2);line-height:1.45}.unfurl img{border:1px solid var(--line);border-radius:8px;width:100%;max-width:600px;height:auto;margin-top:6px;display:block}@media (width<=560px){.site-nav__dev{display:none}}.site-footer__llms{align-items:center;gap:6px;display:inline-flex}.site-footer__emoji{font-size:16px;line-height:1}.origin-mark{color:var(--faint);vertical-align:-1px;cursor:help;border-radius:50%;margin-left:5px;display:inline-flex}.origin-mark:hover,.origin-mark:focus-visible{color:var(--accent)}h2 .origin-mark,h3 .origin-mark{vertical-align:2px}.title-row{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.title-row>.title{flex:auto;min-width:0}.title-row__map{flex:none}@media (width<=720px){.title-row{flex-direction:column;gap:16px}.title-row__map{padding-left:58px}}.stamp{--stamp-h:calc(var(--rail-w,256px) * 136 / 208);width:var(--rail-w,256px);margin:0;position:relative}.stamp__map{width:var(--rail-w,256px);height:var(--stamp-h);border:1px solid var(--line,#e3e6ea);border-radius:var(--radius,10px);background:var(--panel,#f5f7f8);overflow:hidden;box-shadow:0 1px 2px #0e11160f}.stamp__credit{color:var(--faint,#7a828f);text-align:right;margin-top:4px;font-size:10.5px}.stamp__credit a{color:inherit}.stamp__toggle{height:var(--stamp-h);border-radius:var(--radius,10px);cursor:pointer;z-index:900;background:0 0;border:0;position:absolute;inset:0 0 auto}.stamp__toggle:focus-visible{outline:2px solid var(--accent,#0f7b5f);outline-offset:2px}html:not(.js) .stamp{display:none}.location{flex-wrap:wrap;align-items:baseline;gap:2px 10px;display:inline-flex}.location__source{color:var(--muted);font-size:.92em}.year-map{grid-template-columns:minmax(0,1fr) 240px;align-items:start;gap:14px 32px;display:grid}.year-map--alone{grid-template-columns:minmax(0,1fr)}.year-map__part{flex-direction:column;gap:14px;min-width:0;display:flex}@media (width<=720px){.year-map{grid-template-columns:minmax(0,1fr)}.year-map__map{max-width:360px}}.country-map{color:inherit;margin:0;text-decoration:none;display:block}.country-map__picture{aspect-ratio:600/352;display:block;position:relative}.country-map__land,.country-map__dots{width:100%;height:100%;display:block;position:absolute;inset:0}.country-map__dots path{fill:none;stroke-linecap:round}.country-map__open{color:var(--accent-ink);align-items:center;gap:4px;margin-top:8px;font-size:13px;font-weight:500;display:inline-flex}a.country-map:hover .country-map__open{text-underline-offset:3px;text-decoration:underline}a.country-map:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px}