:root{color-scheme:light;--reading-scale:1;--paper:#f3f5f2;--paper-raised:#fafbf8;--ink:#16211d;--ink-2:#3c4944;--ink-3:#5c6963;--rule:#d6ddd7;--rule-strong:#b0bbb4;--accent:#a33b1f;--accent-strong:#7f2b13;--mark-bg:#efd7c9;--mark-ink:#4a1a0b;--focus:#0d6a5f;--code-bg:#e9ede8;--code-ink:#1a2722;--selection:#efd5c7;--shell-max:84rem;--measure:66ch;--rail:16rem;--pad:clamp(1.125rem, 0.7rem + 1.8vw, 2.5rem);--sans:"Avenir Next", "Segoe UI", "Helvetica Neue", Helvetica, sans-serif;--serif:"Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, "Times New Roman", serif;--mono:"SFMono-Regular", ui-monospace, "Cascadia Mono", Menlo, Consolas, monospace}:root[data-font-size=small]{--reading-scale:0.875}:root[data-font-size=large]{--reading-scale:1.25}:root[data-theme=dark]{color-scheme:dark;--paper:#0e1513;--paper-raised:#131d1a;--ink:#e8ede8;--ink-2:#b7c2bc;--ink-3:#94a19a;--rule:#26332e;--rule-strong:#3b4a44;--accent:#f0906a;--accent-strong:#f8b395;--mark-bg:#46281a;--mark-ink:#ffe3d4;--focus:#6fd3c2;--code-bg:#182420;--code-ink:#dfe8e2;--selection:#3a2419}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--paper:#0e1513;--paper-raised:#131d1a;--ink:#e8ede8;--ink-2:#b7c2bc;--ink-3:#94a19a;--rule:#26332e;--rule-strong:#3b4a44;--accent:#f0906a;--accent-strong:#f8b395;--mark-bg:#46281a;--mark-ink:#ffe3d4;--focus:#6fd3c2;--code-bg:#182420;--code-ink:#dfe8e2;--selection:#3a2419}}*,*::before,*::after{box-sizing:border-box}html{font-size:calc(100% * var(--reading-scale));-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1.0625rem;line-height:1.65;font-kerning:normal;overflow-wrap:break-word}::selection{background:var(--selection);color:var(--ink)}a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.18em}a:hover{color:var(--accent-strong);text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:2px}h1,h2,h3,h4,p,ul,ol,dl,dd,figure,blockquote{margin:0}img,svg{max-width:100%}button,input{font:inherit;color:inherit}[hidden]{display:none!important}.shell{width:100%;max-width:var(--shell-max);margin-inline:auto;padding-inline:var(--pad)}.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}.icon{width:1.15em;height:1.15em;flex:none;display:inline-block;vertical-align:-.15em}.skip-link{position:fixed;top:.75rem;left:.75rem;z-index:100;transform:translateY(-200%);padding:.75rem 1rem;background:var(--ink);color:var(--paper);font-family:var(--mono);font-size:.8rem;text-decoration:none;border:2px solid var(--paper)}.skip-link:focus{transform:translateY(0);color:var(--paper)}.site-header{background:var(--paper);border-bottom:1px solid var(--rule-strong)}.header-top{display:flex;align-items:center;justify-content:space-between;gap:.75rem 2rem;flex-wrap:wrap;padding-block:.9rem}.brand{display:inline-flex;align-items:center;gap:.7rem;color:var(--ink);text-decoration:none}.brand:hover{color:var(--ink)}.brand-mark{width:2.25rem;height:2.25rem;flex:none;color:var(--accent)}.brand-text{display:flex;flex-direction:column;gap:.18rem}.brand-name{font-family:var(--serif);font-size:1.6rem;line-height:1;letter-spacing:-.01em}.brand-version{font-family:var(--mono);font-size:.72em;color:var(--accent);margin-left:.1em;vertical-align:.18em}.brand-sub{font-family:var(--mono);font-size:.62rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3)}.utilities{display:flex;align-items:center;gap:.35rem .9rem;flex-wrap:wrap}.lang-switch{display:flex;align-items:center;gap:.35rem;font-family:var(--mono);font-size:.78rem;letter-spacing:.02em}.lang-switch a{display:inline-flex;align-items:center;gap:.35rem;min-height:44px;padding:.4rem .35rem;color:var(--ink-2);text-decoration:none}.language-flag{display:inline-block;vertical-align:middle;width:22px;height:15px;border-radius:2px;box-shadow:0 0 0 1px var(--rule,rgba(0,0,0,.15));flex-shrink:0}.lang-switch a[aria-current=page]{color:var(--ink);text-decoration:underline;text-underline-offset:.4em;text-decoration-thickness:2px}.lang-switch a:hover{color:var(--accent)}.lang-divider{color:var(--rule-strong)}.text-size{display:flex;border:1px solid var(--rule-strong)}.text-size-btn{appearance:none;border:0;background:0 0;color:var(--ink-2);font-family:var(--mono);font-size:.78rem;line-height:1;min-width:2.5rem;min-height:44px;padding:.6rem .5rem;cursor:pointer}.text-size-btn+.text-size-btn{border-left:1px solid var(--rule)}.text-size-btn:hover{background:var(--code-bg);color:var(--ink)}.text-size-btn[aria-pressed=true]{background:var(--ink);color:var(--paper)}.theme-btn{display:inline-flex;align-items:center;gap:.4rem;min-height:44px;padding:.5rem .65rem;background:0 0;border:1px solid var(--rule-strong);color:var(--ink-2);font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}.theme-btn:hover{border-color:var(--ink-2);color:var(--ink)}.theme-btn-value{color:var(--accent)}.header-bottom{display:flex;align-items:center;justify-content:space-between;gap:.5rem 1.5rem;flex-wrap:wrap;border-top:1px solid var(--rule);padding-block:.15rem}.primary-nav{display:flex;flex-wrap:wrap;gap:0 .4rem}.primary-nav a{display:inline-flex;align-items:center;min-height:44px;padding:.45rem .55rem;font-family:var(--mono);font-size:.76rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-2);text-decoration:none;border-bottom:2px solid transparent}.primary-nav a:first-child{padding-left:0}.primary-nav a:hover{color:var(--ink);border-bottom-color:var(--rule-strong)}.primary-nav a[aria-current=page]{color:var(--ink);border-bottom-color:var(--accent)}.unofficial{font-family:var(--mono);font-size:.66rem;letter-spacing:.03em;color:var(--ink-3)}.eyebrow,.kicker,.toc-label,.footer-label{font-family:var(--mono);font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;color:var(--accent)}.eyebrow{margin-bottom:1.15rem}.kicker{margin-bottom:.6rem;color:var(--ink-3)}.standfirst{font-family:var(--serif);font-size:clamp(1.15rem,1rem + .55vw,1.4rem);line-height:1.5;color:var(--ink-2);max-width:58ch;margin-top:1.35rem}.masthead{padding-block:clamp(3rem,2rem + 4.5vw,5.5rem)clamp(2.25rem,1.8rem + 2.5vw,3.5rem)}.masthead h1{font-family:var(--serif);font-weight:600;font-size:clamp(2.45rem,1.55rem + 4.2vw,4.4rem);line-height:1.04;letter-spacing:-.022em;max-width:16ch}.masthead-meta{display:flex;align-items:flex-end;flex-wrap:wrap;gap:.9rem 2rem;margin-top:2rem;padding-top:1.25rem;border-top:1px solid var(--rule)}.masthead-scope{font-family:var(--mono);font-size:.72rem;letter-spacing:.03em;color:var(--ink-3);max-width:36ch}.cta{display:inline-flex;align-items:center;gap:.55rem;min-height:44px;padding-bottom:.35rem;border-bottom:1px solid var(--accent);font-family:var(--mono);font-size:.78rem;letter-spacing:.07em;text-transform:uppercase;text-decoration:none}.cta .arrow{transition:transform 180ms ease}.cta:hover .arrow{transform:translateX(4px)}.start{display:grid;grid-template-columns:minmax(0,1.3fr)minmax(0,.7fr);gap:clamp(1.75rem,4vw,4.5rem);padding-block:clamp(2.25rem,2rem + 2vw,3.25rem);border-top:1px solid var(--rule-strong)}.start h2{font-family:var(--serif);font-size:clamp(1.6rem,1.35rem + .8vw,2.05rem);line-height:1.15;letter-spacing:-.01em;margin-bottom:1.25rem}.start-list{list-style:none;padding:0;counter-reset:start}.start-list li{counter-increment:start;display:grid;grid-template-columns:2.25rem minmax(0,1fr);gap:0 .9rem;padding-block:1.1rem;border-top:1px solid var(--rule)}.start-list li:first-child{border-top:0;padding-top:0}.start-list li::before{content:counter(start,decimal-leading-zero);font-family:var(--mono);font-size:.72rem;color:var(--accent);padding-top:.4rem}.start-list a{font-family:var(--serif);font-size:1.22rem;line-height:1.3;color:var(--ink);text-decoration:none}.start-list a:hover{color:var(--accent);text-decoration:underline}.start-list p{grid-column:2;margin-top:.3rem;font-size:.94rem;color:var(--ink-2);max-width:56ch}.start-aside{align-self:start;border-left:1px solid var(--rule);padding-left:clamp(1.25rem,2.5vw,2.25rem)}.start-aside h2{font-size:1.15rem;font-family:var(--sans);font-weight:700}.start-aside p{font-size:.94rem;color:var(--ink-2);margin-top:.75rem;max-width:40ch}.start-aside a{font-weight:600}.section{padding-block:clamp(2.5rem,2rem + 3vw,4.25rem);border-top:1px solid var(--rule-strong)}.topics-body .section:first-child{border-top:0;padding-top:clamp(1.75rem,1.5rem + 1.5vw,2.75rem)}.scope-panel--flush{border-top:0;padding-top:0}.section-head{margin-bottom:clamp(1.5rem,2.5vw,2.25rem)}.section-head h2{font-family:var(--serif);font-size:clamp(1.85rem,1.45rem + 1.4vw,2.6rem);line-height:1.1;letter-spacing:-.015em}.section-head p{margin-top:.75rem;color:var(--ink-2);max-width:62ch}.index-list{list-style:none;padding:0;border-top:1px solid var(--rule-strong)}.index-list li{border-bottom:1px solid var(--rule)}.index-row{display:grid;grid-template-columns:3rem minmax(0,1fr)auto 1.35rem;gap:.3rem 1.1rem;align-items:start;padding:1.25rem .35rem 1.25rem 0;color:inherit;text-decoration:none;transition:background-color 180ms ease}.index-row:hover{background:var(--paper-raised)}.index-row:hover .index-title{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.18em}.index-row:hover .index-arrow{transform:translateX(3px)}.index-num{font-family:var(--mono);font-size:.72rem;color:var(--accent);padding-top:.4rem}.index-body{display:block;min-width:0}.index-title{display:block;font-family:var(--serif);font-size:1.28rem;line-height:1.3;color:var(--ink)}.index-desc{display:block;margin-top:.3rem;color:var(--ink-2);font-size:.94rem;max-width:64ch}.index-meta{padding-top:.5rem;font-family:var(--mono);font-size:.66rem;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3);white-space:nowrap}.index-arrow{align-self:center;color:var(--accent);transition:transform 180ms ease}.scope-panel{display:grid;grid-template-columns:minmax(0,1fr)minmax(0,1fr);gap:clamp(1.5rem,3vw,4rem);padding-block:clamp(2.5rem,2rem + 3vw,4rem);border-top:1px solid var(--rule-strong)}.scope-panel h2{font-family:var(--serif);font-size:clamp(1.5rem,1.3rem + .8vw,2rem);line-height:1.2;margin-bottom:.9rem}.scope-panel p{color:var(--ink-2);max-width:58ch}.scope-panel p+p{margin-top:.85rem}.source-list{list-style:none;padding:0;margin-top:1.5rem;display:grid;gap:.55rem}.source-list a{font-family:var(--mono);font-size:.8rem;overflow-wrap:anywhere}.source-list .source-note{display:block;font-family:var(--sans);font-size:.82rem;color:var(--ink-3);margin-top:.1rem}.page-head{padding-block:clamp(2.25rem,1.8rem + 2.5vw,4rem)clamp(1.75rem,1.4rem + 2vw,2.75rem);border-bottom:1px solid var(--rule-strong)}.page-head h1{font-family:var(--serif);font-weight:600;font-size:clamp(2.2rem,1.55rem + 2.7vw,3.5rem);line-height:1.07;letter-spacing:-.02em;max-width:22ch}.breadcrumb{font-family:var(--mono);font-size:.7rem;letter-spacing:.04em;color:var(--ink-3);padding:0;margin-bottom:1.5rem;line-height:1.6}.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.45rem;margin:0;padding:0}.breadcrumb li{display:flex;align-items:center;gap:.45rem}.breadcrumb li+li::before{content:"/";color:var(--rule-strong)}.breadcrumb a{color:var(--ink-2);text-decoration:none}.breadcrumb a:hover{color:var(--accent);text-decoration:underline}.article-page{padding-block:1.5rem clamp(3rem,3vw,5rem)}.article-shell{display:grid;grid-template-columns:minmax(0,var(--measure))var(--rail);gap:clamp(2rem,4vw,4.5rem);justify-content:center;align-items:start}.article-main{min-width:0}.article-header{padding-bottom:clamp(1.75rem,2.5vw,2.5rem);border-bottom:1px solid var(--rule-strong)}.article-header h1{font-family:var(--serif);font-weight:600;font-size:clamp(2.25rem,1.6rem + 2.6vw,3.4rem);line-height:1.07;letter-spacing:-.02em;max-width:20ch}.article-meta{display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;margin-top:1.55rem;padding-top:.9rem;border-top:1px solid var(--rule);font-family:var(--mono);font-size:.68rem;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}.article-meta strong{color:var(--ink-2);font-weight:600}.toc{position:sticky;top:1.5rem;max-height:calc(100vh - 3rem);overflow-y:auto;font-size:.9rem;padding-top:.25rem}.toc-label{margin-bottom:.7rem;color:var(--ink-3)}.toc ol{list-style:none;padding:0}.toc a{display:block;padding:.42rem 0 .42rem .85rem;color:var(--ink-2);text-decoration:none;line-height:1.35;border-left:2px solid var(--rule)}.toc a:hover{color:var(--ink);border-left-color:var(--ink-3)}.toc a.is-current,.toc a[aria-current=location]{color:var(--ink);border-left-color:var(--accent);font-weight:600}.toc-compact{display:none;margin-top:1.5rem;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.toc-compact summary{display:flex;align-items:center;min-height:48px;cursor:pointer;font-family:var(--mono);font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-2)}.toc-compact ol{list-style:none;padding:0 0 .75rem}.toc-compact a{display:flex;align-items:center;min-height:44px;padding:.45rem 0;color:var(--ink-2);text-decoration:none;line-height:1.4}.toc-compact a:hover{color:var(--accent);text-decoration:underline}.prose{max-width:var(--measure);line-height:1.7;padding-top:1.5rem}.prose>*+*{margin-top:1.1em}.prose p{margin:0}.prose>*+p{margin-top:1.1em}.prose h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.5rem,1.3rem + .65vw,1.95rem);line-height:1.16;letter-spacing:-.01em;margin-top:3rem;padding-top:1.15rem;border-top:1px solid var(--rule);scroll-margin-top:2rem}.prose :is(h2,h3)+p{margin-top:.75rem}.prose h2:first-child{margin-top:0;border-top:0;padding-top:0}.prose h3{font-size:1.08rem;font-weight:700;line-height:1.35;margin-top:1.9rem;scroll-margin-top:2rem}.prose ul,.prose ol{padding-left:1.25rem}.prose li+li{margin-top:.4rem}.prose li>p+p{margin-top:.6em}.prose li>ul,.prose li>ol{margin-top:.4rem}.prose a{text-decoration-thickness:1px}.prose code{font-family:var(--mono);font-size:.87em;background:var(--code-bg);color:var(--code-ink);padding:.12em .34em;border-radius:2px}.prose pre code{background:0 0;padding:0;border-radius:0;font-size:1em;color:inherit}.prose dl{padding:0}.prose dt{font-weight:700;margin-top:1.1rem}.prose dd{margin:.2rem 0 0;color:var(--ink-2)}.prose .source-list a{font-size:.82rem}.code-block{margin-block:1.75rem;border:1px solid var(--rule-strong);background:var(--paper-raised);min-width:0}.code-head{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem .75rem;padding:.55rem .85rem;border-bottom:1px solid var(--rule);font-family:var(--mono);font-size:.68rem;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}.code-kind{color:var(--accent)}.code-head code{background:0 0;padding:0;font-size:1em;color:var(--ink-2);text-transform:none;letter-spacing:0}.code-block pre{margin:0;padding:1rem 1.1rem;overflow-x:auto;background:var(--code-bg);color:var(--code-ink);font-family:var(--mono);font-size:.84rem;line-height:1.62;tab-size:2}.code-block pre:focus-visible{outline-offset:-4px}.copy-btn{margin-left:auto;min-height:32px;padding:.3rem .6rem;border:1px solid var(--rule-strong);background:var(--paper-raised);color:var(--ink-2);font-family:var(--mono);font-size:.66rem;letter-spacing:.06em;text-transform:uppercase;cursor:pointer}.copy-btn:hover{border-color:var(--ink-2);color:var(--ink)}.copy-btn[data-copied=true]{border-color:var(--accent);color:var(--accent)}.note{margin-block:2rem;padding-block:1.15rem;border-top:1px solid var(--rule-strong);border-bottom:1px solid var(--rule-strong)}.note-label{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:.5rem}.note p{color:var(--ink-2)}.note p+p{margin-top:.7rem}.note strong{color:var(--ink)}.diagram{margin-block:2rem;padding:1rem .9rem 0;border:1px solid var(--rule);background:var(--paper-raised)}.diagram svg{display:block;width:100%;height:auto}.diagram svg.diagram-narrow{display:none}@media(max-width:700px){.diagram svg.diagram-wide{display:none}.diagram svg.diagram-narrow{display:block}}.diagram figcaption{margin-top:.75rem;padding:.7rem .2rem;border-top:1px solid var(--rule);font-family:var(--mono);font-size:.67rem;line-height:1.5;letter-spacing:.02em;color:var(--ink-3)}.d-box{fill:var(--paper);stroke:var(--rule-strong);stroke-width:1.5}.d-row{fill:var(--code-bg)}.d-flow{stroke:var(--ink-3);stroke-width:1.5;fill:none}.d-dash{stroke:var(--accent);stroke-width:1.5;fill:none;stroke-dasharray:5 5}.d-label{font-family:var(--mono);font-size:10px;letter-spacing:.12em;fill:var(--ink-3)}.d-strong{font-family:var(--sans);font-size:15px;font-weight:700;fill:var(--ink)}.d-mono{font-family:var(--mono);font-size:12px;fill:var(--ink-2)}.d-accent{fill:var(--accent)}.d-muted{font-family:var(--sans);font-size:11px;fill:var(--ink-3)}.table-wrap{margin-block:1.75rem;border:1px solid var(--rule-strong);background:var(--paper-raised);overflow-x:auto;max-width:100%}.table-wrap:focus-visible{outline-offset:2px}table{width:100%;min-width:44rem;border-collapse:collapse;font-size:.91rem;line-height:1.5}caption{padding:.8rem .95rem;border-bottom:1px solid var(--rule);text-align:left;font-family:var(--mono);font-size:.68rem;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}th,td{padding:.75rem .9rem;text-align:left;vertical-align:top;border-bottom:1px solid var(--rule)}thead th{background:var(--paper-raised);border-bottom:1px solid var(--rule-strong);font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:var(--code-bg)}td:first-child{white-space:nowrap}.param-name{font-family:var(--mono);font-size:.86em;font-weight:600;color:var(--ink)}.param-anchor{margin-left:.35rem;font-family:var(--mono);font-size:.8em;text-decoration:none;color:var(--ink-3)}.param-anchor:hover{color:var(--accent)}.group-row th{background:var(--paper);border-top:1px solid var(--rule-strong);border-bottom:1px solid var(--rule-strong);font-family:var(--mono);font-size:.68rem;letter-spacing:.09em;text-transform:uppercase;color:var(--accent);scroll-margin-top:1.5rem}.group-row:first-child th{border-top:0}td code{font-family:var(--mono);font-size:.86em;background:var(--code-bg);padding:.08em .3em}.search-panel{max-width:54rem;padding-block:clamp(1.75rem,2.5vw,2.75rem)clamp(3rem,4vw,5rem)}.search-form label{display:block;font-weight:700;margin-bottom:.55rem}.search-field{display:flex;flex-wrap:wrap;gap:.6rem}.search-field input{flex:1 1 18rem;min-width:0;min-height:50px;padding:.7rem .9rem;border:1px solid var(--rule-strong);background:var(--paper-raised);color:var(--ink);border-radius:0;font-size:1.05rem}.search-field input::placeholder{color:var(--ink-3);opacity:1}.search-field button{min-height:50px;padding:.65rem 1.4rem;border:1px solid var(--ink);background:var(--ink);color:var(--paper);font-family:var(--mono);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}.search-field button:hover{background:var(--accent);border-color:var(--accent);color:var(--paper)}.search-help{margin-top:.75rem;font-family:var(--mono);font-size:.7rem;line-height:1.6;color:var(--ink-3);max-width:64ch}.search-status{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--rule-strong);font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);min-height:1.5em}.results{list-style:none;padding:0;border-top:1px solid var(--rule)}.result{padding:1.25rem 0;border-bottom:1px solid var(--rule)}.result-kind{font-family:var(--mono);font-size:.64rem;letter-spacing:.09em;text-transform:uppercase;color:var(--accent);margin-bottom:.35rem}.result-title{display:inline-block;font-family:var(--serif);font-size:1.3rem;line-height:1.25;color:var(--ink);text-decoration:none}.result-title:hover{color:var(--accent);text-decoration:underline}.result-desc{margin-top:.35rem;color:var(--ink-2);font-size:.94rem;max-width:66ch}.result-match{margin-top:.4rem;font-family:var(--mono);font-size:.7rem;color:var(--ink-3)}.result mark{background:var(--mark-bg);color:var(--mark-ink);padding:0 .1em}.search-starters{margin-top:2.5rem;padding-top:1.25rem;border-top:1px solid var(--rule)}.search-starters h2{font-family:var(--serif);font-size:1.3rem;margin-bottom:.9rem}.search-starters ul{list-style:none;padding:0}.search-starters li{border-top:1px solid var(--rule)}.search-starters li:first-child{border-top:0}.search-starters a{display:flex;align-items:baseline;gap:.75rem;padding:.85rem 0;color:var(--ink);text-decoration:none;font-family:var(--serif);font-size:1.05rem;min-height:44px}.search-starters a:hover{color:var(--accent);text-decoration:underline}.search-starters .starter-kind{font-family:var(--mono);font-size:.64rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);min-width:5.5rem}.empty-state{margin-top:2rem;padding:1.5rem;border:1px dashed var(--rule-strong);background:var(--paper-raised)}.empty-state h2{font-family:var(--serif);font-size:1.4rem;margin-bottom:.5rem}.empty-state p{color:var(--ink-2);max-width:56ch}.empty-state ul{margin-top:.9rem;padding-left:1.2rem}.empty-state li+li{margin-top:.35rem}.legal-page{padding-block:1.5rem clamp(3rem,4vw,5rem)}.legal-head{padding-block:2rem 1.5rem;border-bottom:1px solid var(--rule-strong)}.legal-head h1{font-family:var(--serif);font-size:clamp(2rem,1.6rem + 1.8vw,3rem);line-height:1.1}.legal-body{max-width:var(--measure);padding-block:2.5rem}.placeholder{padding:1.4rem 1.5rem;border:1px dashed var(--rule-strong);background:var(--paper-raised);font-family:var(--mono);font-size:1rem;color:var(--ink-2)}.site-footer{margin-top:clamp(3rem,4vw,6rem);border-top:1px solid var(--rule-strong);background:var(--paper-raised)}.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr)repeat(3,minmax(0,.8fr));gap:2rem;padding-block:clamp(2.25rem,3vw,3.5rem)}.footer-wordmark{font-family:var(--serif);font-size:1.35rem;margin-bottom:.7rem}.footer-wordmark span{font-family:var(--mono);font-size:.7em;color:var(--accent);margin-left:.08em}.footer-note{font-size:.9rem;color:var(--ink-2);max-width:40ch}.footer-label{color:var(--ink-3);margin-bottom:.65rem}.footer-nav a,.footer-legal a,.footer-project a{display:block;min-height:34px;padding-block:.28rem;font-size:.9rem;color:var(--ink-2);text-decoration:none}.footer-nav a:hover,.footer-legal a:hover,.footer-project a:hover{color:var(--accent);text-decoration:underline}.footer-base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem 2rem;padding-block:1.1rem;border-top:1px solid var(--rule)}.footer-base p{font-family:var(--mono);font-size:.66rem;letter-spacing:.02em;color:var(--ink-3)}@media(max-width:1080px){.article-shell{grid-template-columns:minmax(0,var(--measure));justify-content:start}.toc{display:none}.toc-compact{display:block}}@media(max-width:900px){.start{grid-template-columns:minmax(0,1fr)}.start-aside{border-left:0;border-top:1px solid var(--rule);padding-left:0;padding-top:1.5rem}.scope-panel{grid-template-columns:minmax(0,1fr)}.footer-grid{grid-template-columns:minmax(0,1fr)minmax(0,1fr)}}@media(max-width:640px){.header-top{gap:.6rem 1rem}.utilities{width:100%;justify-content:space-between;gap:.3rem .5rem}.theme-btn-label{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.lang-switch{font-size:.72rem}.brand-name{font-size:1.45rem}.unofficial{display:none}.masthead h1{max-width:100%}.start-list li{grid-template-columns:1.9rem minmax(0,1fr);gap:0 .7rem}.index-row{grid-template-columns:2.1rem minmax(0,1fr)1.2rem;padding-block:1.1rem}.index-meta{grid-column:2;padding-top:.45rem;white-space:normal}.index-arrow{grid-row:1;grid-column:3}.article-page{padding-top:.5rem}.article-header h1{max-width:100%}.prose h2{margin-top:2.4rem}table{min-width:38rem;font-size:.86rem}th,td{padding:.65rem .7rem}.copy-btn{min-height:44px}.search-field button{flex:1 1 100%}.footer-grid{grid-template-columns:minmax(0,1fr)minmax(0,1fr);gap:1.75rem}.footer-intro{grid-column:1/-1}.footer-nav a,.footer-legal a,.footer-project a{min-height:44px;display:flex;align-items:center}.footer-base{flex-direction:column}}@media(max-width:420px){.text-size-btn{min-width:2.4rem;padding-inline:.4rem}.lang-switch a{padding-block:.35rem}.brand-mark{width:2rem;height:2rem}.search-starters a{flex-direction:column;gap:.2rem}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.cta .arrow,.index-arrow{transition:none}}@media print{:root{--paper:#ffffff;--paper-raised:#ffffff;--ink:#000000;--ink-2:#222222;--ink-3:#444444;--rule:#bbbbbb;--rule-strong:#777777;--accent:#000000;--accent-strong:#000000;--focus:#000000;--code-bg:#f4f4f4;--code-ink:#000000;--reading-scale:1}html{font-size:10.5pt}body{background:#fff;color:#000}.site-header,.site-footer,.skip-link,.toc,.toc-compact,.copy-btn,.search-form,.search-status,.search-starters,.empty-state,.breadcrumb{display:none!important}.article-shell,.article-page .shell{display:block;max-width:none;padding:0}.article-page{padding:0}.article-header{border-bottom:1px solid #777}.article-header h1{font-size:26pt;max-width:none}.standfirst{color:#222}.prose{max-width:none}.prose h2{border-top:1px solid #bbb;margin-top:20pt}.prose a{color:#000}.code-block,.code-example,table,figure,.note{break-inside:avoid}.prose h2,.prose h3{break-after:avoid}.table-wrap{overflow:visible;border:1px solid #777}table{min-width:0;font-size:8.5pt}thead th{background:#fff}.d-diagram{background:#fff}@page{margin:18mm}}.js-only{display:none}.js .js-only{display:flex}.preference-controls{align-items:center;gap:1rem;flex-wrap:wrap}.theme-control{display:flex;align-items:center;gap:.45rem;font-size:.8rem}.theme-control select{background:var(--paper-raised);color:var(--ink);border:1px solid var(--rule-strong);padding:.45rem;min-height:44px;font:inherit}.lang-switch{gap:.75rem}.lang-switch a{min-height:44px;display:inline-flex;align-items:center}.article-deck{margin-top:1.25rem;color:var(--ink-2);max-width:64ch}.toc #TableOfContents,.toc-compact #TableOfContents{font-family:var(--sans)}.toc a{min-height:44px}.toc #TableOfContents ul{list-style:none;padding:0}.prose p+p{margin-top:1.1em}.prose .source-notes,.related-reading{margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--rule-strong)}.source-detail{display:block;font-family:var(--mono);font-size:.74rem;color:var(--ink-2);overflow-wrap:anywhere}.source-list li{margin-top:1rem}.prose .source-list a{font-size:.95rem}.source-notes p{font-size:.94rem}.all-link{margin-top:2rem}.footer-inner{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap}.footer-nav{display:flex;gap:1rem;flex-wrap:wrap;align-items:start}.footer-nav a{min-height:44px;display:inline-flex;align-items:center}.code-example{position:relative;max-width:100%;margin-block:1.5rem}.code-label{display:block;color:var(--ink-2);font-family:var(--mono);font-size:.7rem;padding:.45rem .8rem;background:var(--code-bg);border-bottom:1px solid var(--rule-strong)}.code-example pre{overflow:auto;max-width:100%;max-height:36rem;margin:0;padding:1rem;background:var(--code-bg);color:var(--code-ink);font-family:var(--mono);font-size:.82rem;line-height:1.6}.table-wrap{overflow:auto;max-width:100%;margin-block:1.5rem;border:1px solid var(--rule-strong)}.data-table{border-collapse:collapse;min-width:38rem;width:100%;font-size:.9rem}.data-table th,.data-table td{padding:.8rem;text-align:left;vertical-align:top;border-bottom:1px solid var(--rule)}.data-table th{background:var(--code-bg)}.data-table td:first-child{min-width:13rem}.search-form{display:block}.search-panel{max-width:60rem}.search-form label{display:block;margin-block:1rem .4rem}.search-field{display:flex;gap:.5rem}.search-field input{min-width:0;flex:1}.search-results{list-style:none;padding:0}.search-result{padding:1.5rem 0;border-top:1px solid var(--rule)}.search-result h2{font-family:var(--serif);font-size:1.5rem}.search-result p{margin-top:.6rem;color:var(--ink-2)}.result-kind{font-size:.8rem;color:var(--ink-2)}@media(max-width:900px){.article-shell{display:block}.article-main{max-width:70ch;margin-inline:auto}.toc{display:none}.toc-compact{display:block}.toc-compact nav{padding:.5rem}.utilities{justify-content:flex-start}.header-top{align-items:flex-start}.source-notes{overflow-wrap:anywhere}}@media(max-width:640px){.preference-controls{gap:.5rem}.theme-control{font-size:.72rem}.utilities{width:100%}.article-header h1{font-size:clamp(2rem,9vw,3rem)}.footer-inner{display:block}.footer-nav{margin-top:1rem}.search-field{flex-wrap:wrap}.search-field button{min-height:44px}}@media print{.preference-controls,.copy-button{display:none!important}.article-shell{display:block}.code-example pre{max-height:none;white-space:pre-wrap;overflow-wrap:anywhere}.table-wrap{overflow:visible}.data-table{min-width:0}.data-table td,.data-table th{overflow-wrap:anywhere}.source-detail{color:#222}}.article-end{margin-top:3rem}.source-notes{padding-top:1.5rem;border-top:1px solid var(--rule-strong)}.source-notes h2,.related-reading h2{margin:0;padding:0;border:0;font:600 clamp(1.35rem,1.2rem + .5vw,1.7rem)/1.25 var(--serif)}.related-reading{margin-top:2.5rem;padding-top:1.5rem}.related-reading ul{margin:1rem 0 0;padding-left:1.25rem}.related-reading li+li{margin-top:.55rem}.related-reading>p{margin:1.25rem 0 0}.site-footer{margin-top:0}.footer-inner{display:flex;padding-block:2rem 2.5rem;align-items:flex-start;gap:1.5rem 3rem}.footer-intro{flex:1 1 22rem;max-width:52ch}.footer-title{margin:0 0 .6rem;font:600 1.15rem/1.3 var(--serif)}.footer-copy{margin:0;font-size:.9rem;line-height:1.65;color:var(--ink-2)}.footer-nav{flex:initial;margin:0;gap:.25rem 1rem}.back-to-top{color:var(--accent);background:var(--paper-raised);border:1px solid var(--rule-strong);border-radius:2px}.source-notes .source-list{margin:1.25rem 0 0;padding:0;list-style:none}.source-notes .source-group{margin:0;padding:1.1rem 0;border-top:1px solid var(--rule)}.source-notes .source-group:first-child{border-top:0;padding-top:0}.source-link{font-weight:600}.source-notes .source-detail{margin:.4rem 0 0;font-size:.78rem;line-height:1.6}.source-files-label{margin:1rem 0 .6rem;font-size:.9rem}.source-documents{list-style:none;margin:0;padding-left:1rem;border-left:2px solid var(--rule)}.source-documents li{margin:0;padding:0;border:0}.source-documents li+li{margin-top:.75rem}.source-document-title{display:block;font-size:.9rem}.source-file{display:block;margin-top:.2rem;font:.78rem/1.5 var(--mono);overflow-wrap:anywhere;color:inherit}.source-documents-single{margin:0;padding:0;border:0}.back-to-top{position:fixed;z-index:10;right:calc(1rem + env(safe-area-inset-right,0px));bottom:calc(1rem + env(safe-area-inset-bottom,0px));display:flex;align-items:center;justify-content:center;width:3rem;height:3rem;min-width:44px;min-height:44px;text-decoration:none}.back-to-top-icon{display:block;width:1.5rem;height:1.5rem;background-color:currentColor;mask:url(/icons/arrow-up.svg)center/contain no-repeat}.site-footer .footer-inner{padding-bottom:5rem}@media print{.back-to-top{display:none!important}.article-end,.source-notes{break-inside:auto}}.legal-body #kontakt+p{margin-top:2.5rem}.privacy-settings{min-height:44px;padding:0;border:0;background:0 0;color:var(--ink-2);font:inherit;font-size:.9rem;line-height:inherit;align-items:center;text-align:left;cursor:pointer}.privacy-settings:hover{text-decoration:underline;text-underline-offset:.2em}.consent-status{max-width:65ch;margin:0 2rem 1.5rem;color:var(--ink-2);font-size:.85rem;line-height:1.6}@media print{.consent-status,.privacy-settings{display:none!important}}.code-label{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:3rem;padding:.125rem .375rem .125rem .875rem}.code-label>span:first-child{min-width:0;overflow-wrap:anywhere}.copy-button{position:relative;display:inline-flex;align-items:center;justify-content:center;flex:none;width:2.75rem;height:2.75rem;min-width:44px;min-height:44px;margin:0;padding:0;border:0;border-radius:.25rem;background:0 0;color:var(--ink-2);font:inherit;line-height:1;text-transform:none;letter-spacing:normal;cursor:pointer}.copy-button:hover,.copy-button:focus-visible{background:var(--paper-raised);color:var(--accent)}.copy-button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.copy-symbol{display:block;width:1.125rem;height:1.125rem;background:currentColor;mask:url(/icons/copy.svg)center/contain no-repeat}.copy-button[data-state=copied]{color:var(--accent)}.copy-button[data-state=copied] .copy-symbol{mask-image:url(/icons/check.svg)}.copy-tooltip{position:absolute;z-index:2;inset-block-start:calc(100% + .25rem);inset-inline-end:0;width:max-content;max-width:min(21rem,calc(100vw - 4rem));padding:.5rem .7rem;border:1px solid var(--rule-strong);border-radius:.25rem;background:var(--paper-raised);color:var(--ink);font-family:var(--sans);font-size:.75rem;line-height:1.45;text-align:start;text-transform:none;letter-spacing:normal;white-space:normal;opacity:0;visibility:hidden;pointer-events:none}.copy-button:hover .copy-tooltip,.copy-button:focus-visible .copy-tooltip,.copy-button[data-state=copied] .copy-tooltip,.copy-button[data-state=error] .copy-tooltip{opacity:1;visibility:visible}@media print{.copy-button,.copy-status{display:none!important}.code-label{min-height:0;padding:.45rem .8rem}}