@font-face{font-family:ReferenceText;src:url('/assets/body.eda9a52b9f54.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}

@font-face{font-family:ReferenceCaption;src:url('/assets/heading.42e2387e5015.woff2') format('woff2');font-style:normal;font-weight:700;font-display:swap}

:root{--folio-paper:oklch(.27 .003 80);--folio-ink:oklch(.95 .004 82);--folio-muted:oklch(.76 .006 82);--folio-warm:oklch(.84 .095 82);--folio-light:oklch(.315 .004 80);--folio-line:oklch(.43 .006 80);--folio-focus:oklch(.87 .11 82);--folio-field:oklch(.23 .004 80);--folio-action-ink:oklch(.24 .006 80);--folio-reading:1.125rem;--folio-small:.925rem;--folio-gap:clamp(1.25rem,4vw,4rem);color-scheme:dark;scroll-padding-top:7rem}

*{box-sizing:border-box}
html{background:var(--folio-paper);color:var(--folio-ink);font-family:ReferenceText,sans-serif;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{margin:0}
::selection{background:var(--folio-warm);color:var(--folio-action-ink)}
a{color:inherit;text-decoration-thickness:from-font;text-underline-offset:.2em}
a:hover{color:var(--folio-warm);text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--folio-focus);outline-offset:4px}
button,input{font:inherit;color:inherit}
button,a,input{touch-action:manipulation;-webkit-tap-highlight-color:oklch(.82 .145 78 / .2)}
button{cursor:pointer}
input{caret-color:var(--folio-focus)}
button:disabled{cursor:wait;opacity:.7}
img{display:block;max-width:100%;height:auto}
p{margin:.9em 0 1.2em;line-height:1.65}
h1,h2,h3,strong,th{font-family:ReferenceCaption,sans-serif;font-weight:700}
h1,h2,h3{text-wrap:balance;overflow-wrap:break-word;scroll-margin-top:7rem}
h1{font-size:clamp(2rem,4.6vw,4.6rem);line-height:1.14;letter-spacing:-.035em;margin:0 0 1.2rem;max-width:22ch}
h2{font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.24;letter-spacing:-.022em;margin:2.4em 0 .8em}
h3{font-size:1.23rem;line-height:1.4;margin:1.9em 0 .6em}
ul,ol{padding-inline-start:1.35em}
li{line-height:1.65;margin-block:.55em}
.folio-nav,main,.folio-footer{max-width:1320px;margin-inline:auto;padding-inline:var(--folio-gap)}
.folio-nav{display:flex;gap:2.4rem;flex-wrap:wrap;padding-block:.7rem 1rem}
.folio-nav a{text-decoration:none;padding:.3rem 0;font-size:1.02rem}
.folio-nav a[aria-current]{border-bottom:3px solid var(--folio-warm)}
.folio-intro{padding-block:3.2rem 2rem;max-width:980px}
.folio-intro-home{display:grid;grid-template-columns:1.35fr 1fr;align-items:center;gap:2rem;max-width:none;padding-block:2.6rem 2.4rem}
.folio-intro-home h1{font-size:clamp(2.25rem,4.4vw,4.05rem);max-width:17ch}
.folio-hero-art{width:100%;mix-blend-mode:multiply}
.folio-disclaimer{font-size:.88rem;line-height:1.5;max-width:62ch;color:var(--folio-muted);margin:0 0 1rem}
.folio-lead{font-size:1.25rem;max-width:60ch}
.folio-lead p{line-height:1.52;margin-block:.75rem 1rem}
.folio-date,.folio-small,.folio-byline{font-size:var(--folio-small);color:var(--folio-muted)}
.folio-date{margin-bottom:0}
.folio-crumbs{display:flex;flex-wrap:wrap;gap:.6rem;font-size:.9rem;margin-bottom:1.4rem;color:var(--folio-muted)}
.folio-crumbs a{padding-block:.15rem}
.folio-reading-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:3.75rem;padding-block:1rem 4rem}
.folio-home .folio-reading-layout{display:block}
.folio-reading{min-width:0;max-width:850px;font-size:var(--folio-reading)}
.folio-home .folio-reading{max-width:none}
.reference-text{max-width:60ch}
.reference-text>h2:first-child{margin-top:1rem}
.reference-text p,.reference-text li{text-wrap:pretty}
.folio-toc{align-self:start;position:sticky;top:7rem;max-height:calc(100vh - 8rem);overflow:auto;font-size:.94rem;padding-block:.8rem}
.folio-toc>p{margin:0 0 1rem;font-family:ReferenceCaption,sans-serif}
.folio-toc>a{display:block;padding-block:.65rem;text-decoration:none;line-height:1.4;color:var(--folio-muted)}
.folio-toc>a:hover{color:var(--folio-ink);text-decoration:underline}
.table-scroll{overflow-x:auto;margin-block:1.5rem;max-width:100%;border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:1rem;text-align:left;font-variant-numeric:tabular-nums}
th{background:var(--folio-light);font-size:.9rem}
th,td{padding:1rem;border-bottom:1px solid var(--folio-line);vertical-align:top;line-height:1.5;min-width:135px}
td a{overflow-wrap:anywhere}
.folio-find{margin-block:0 2rem;max-width:650px}
.folio-find label{display:block;font-family:ReferenceCaption,sans-serif;font-size:1.1rem;margin-bottom:.7rem}
.folio-find input{width:100%;background:var(--folio-field);border:1px solid var(--folio-muted);border-radius:12px;padding:1rem 1.15rem;min-height:54px}
input::placeholder{color:var(--folio-muted);opacity:1}
#guide-results{list-style:none;padding:0;margin:0}
#guide-results:empty,#guide-search-status:empty{display:none}
#guide-results li{padding:.75rem 0;margin:0}
#guide-results a{display:block}
#guide-results span{display:block;font-size:.95rem;color:var(--folio-muted)}
.device-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:1.5rem;margin:1rem 0 3rem}
.device-strip a{display:block;text-decoration:none;padding:1.3rem 0;border-top:2px solid var(--folio-ink)}
.device-strip a:hover{border-color:var(--folio-focus)}
.device-strip strong{display:block;font-size:1.2rem}
.device-strip span{display:block;font-size:.91rem;line-height:1.45;color:var(--folio-muted);margin-top:.4rem}
.source-register{margin-block:3rem;max-width:850px}
.source-register>p{max-width:65ch}
.source-check{padding:1.75rem;background:var(--folio-light);border-radius:12px;margin-block:2rem}
.source-check h2{margin-top:0}
.source-check label{display:block;margin-bottom:.5rem}
.source-check-row{display:flex;gap:.75rem}
.source-check input{min-width:0;flex:1;border:1px solid var(--folio-muted);border-radius:6px;padding:.85rem}
.topic-index{margin-block:3rem}
.topic-index>ul{display:grid;grid-template-columns:1fr 1fr;gap:1.3rem 2.5rem;list-style:none;padding:0}
.topic-index li{margin:0;padding-block:.6rem}
.topic-index li>a{font-family:ReferenceCaption,sans-serif;font-size:1.05rem;line-height:1.4}
.topic-index li>p{font-size:.97rem;margin:.5rem 0;line-height:1.5;color:var(--folio-muted)}
.reading-next{margin-block:3rem}
.reading-next ul{display:flex;flex-wrap:wrap;gap:.5rem 1.3rem;list-style:none;padding:0;max-width:78ch}
.reading-next li{margin:.2rem 0;font-size:1rem}
.letter-panel{padding:2rem;background:var(--folio-light);border-radius:12px;display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;margin-block:3.5rem}
.letter-panel h2{margin-top:0}
.letter-panel>div>p{font-size:1.05rem}
.letter-form{align-self:center;min-width:0}
.letter-form>label:first-child{display:block;font-size:.95rem;margin-bottom:.5rem}
.letter-form>input{display:block;width:100%;border:1px solid var(--folio-muted);border-radius:6px;background:var(--folio-field);padding:.85rem;min-height:48px}
.letter-consent{display:flex;align-items:flex-start;gap:.75rem;font-size:.85rem;line-height:1.5;margin-block:1rem;cursor:pointer}
.letter-consent input{width:20px;height:20px;flex:none;margin:0;accent-color:var(--folio-ink)}
.folio-action,.folio-secondary{color:var(--folio-action-ink);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.8rem 1.25rem;border-radius:6px;border:0;background:var(--folio-warm);font-family:ReferenceCaption,sans-serif;font-size:.95rem;line-height:1.4;text-align:center}
.folio-action:hover{color:var(--folio-action-ink);background:oklch(.89 .095 82)}
.folio-action:active{transform:translateY(1px)}
.folio-secondary{color:var(--folio-ink);background:var(--folio-field);border:1px solid var(--folio-muted)}
.folio-secondary:hover{color:var(--folio-ink);background:var(--folio-light)}
.letter-form .folio-action{width:100%}
.letter-trap{position:absolute;width:1px;height:1px;clip-path:inset(50%);overflow:hidden}
.letter-delivery{font-size:.85rem;line-height:1.5;color:var(--folio-muted);margin-bottom:0}
.letter-reply{font-size:.95rem;font-family:ReferenceCaption,sans-serif}
.letter-reply:empty{display:none}
.letter-form [aria-invalid=true]{border:2px solid var(--folio-ink)}
.folio-detail-art{float:right;width:220px;margin:1.5rem 0 1.5rem 2rem}
.folio-detail-art img{border-radius:12px}
.folio-detail-art figcaption{font-size:.8rem;color:var(--folio-muted);line-height:1.4;margin-top:.5rem}
.folio-byline{clear:both;margin-top:3rem}
.folio-draft{background:var(--folio-light);padding:1rem}
.folio-footer{border-top:1px solid var(--folio-line);padding-block:2rem 2.5rem;display:flex;align-items:start;justify-content:space-between;gap:2rem;font-size:.9rem}
.folio-footer p{margin:0;max-width:20ch;line-height:1.5}
.folio-footer nav{display:flex;gap:1rem;flex-wrap:wrap;max-width:36rem}
.folio-footer a{padding:.2rem 0}
.folio-skip{position:fixed;z-index:40;top:0;left:1rem;transform:translateY(-150%);padding:1rem;background:var(--folio-warm)}
.folio-skip:focus{transform:translateY(0)}
code{font-size:.92em;overflow-wrap:anywhere}
pre{overflow:auto;max-width:100%;padding:1rem;background:var(--folio-light)}

@media(max-width:70rem){.folio-reading-layout{grid-template-columns:185px minmax(0,1fr);gap:2rem}
.letter-panel{grid-template-columns:1fr;gap:1rem}
.folio-intro-home{grid-template-columns:1.35fr .8fr}
.device-strip{gap:1rem}
.folio-nav{gap:1.65rem}
}

@media(max-width:48rem){
.folio-nav{gap:.5rem 1.2rem}
.folio-nav a{font-size:.95rem;padding-block:.45rem}
.folio-intro{padding-block:2rem 1.5rem}
.folio-intro-home{display:block;padding-top:2rem}
.folio-intro-home h1{max-width:20ch}
.folio-hero-art{max-width:360px;width:76%;margin:1rem auto 0}
.folio-reading-layout{display:flex;flex-direction:column;gap:1.75rem}
.folio-toc{position:static;max-height:none;width:100%;padding:1rem 0;border-block:1px solid var(--folio-line)}
.folio-toc a{display:inline-block;margin-inline-end:1rem;padding-block:.4rem}
.folio-toc>p{margin-bottom:.5rem}
.folio-lead{font-size:1.12rem}
.folio-disclaimer{font-size:.85rem}
.device-strip{grid-template-columns:repeat(2,1fr);gap:.5rem 1.5rem}
.device-strip a{padding-block:1rem}
.topic-index>ul{grid-template-columns:1fr;gap:.5rem}
.letter-panel{padding:1.35rem;gap:.5rem}
.folio-footer{display:block}
.folio-footer nav{margin-block:1.3rem}
.folio-footer p{max-width:none}
.source-check-row{flex-direction:column}
.folio-detail-art{float:none;width:180px;margin:1.5rem 0}
.folio-date{font-size:.85rem}
.folio-reading{font-size:1.075rem}
.folio-home .reference-text{max-width:60ch}
}

@media(prefers-reduced-motion:no-preference){a,button{transition:background-color .16s ease-out,color .16s ease-out,border-color .16s ease-out}
}

@media(forced-colors:active){:focus-visible{outline-color:Highlight}
.folio-action{border:1px solid ButtonText}
}


.folio-sources{font-size:.9rem;line-height:1.5;color:var(--folio-muted)}
.folio-mobile-art{display:none}
.folio-landing .folio-reading-layout{display:block}
.folio-landing .folio-reading{max-width:1040px}
.folio-landing .letter-panel{margin-top:0}
.folio-landing .reference-text{margin-top:3rem}
.folio-landing .folio-intro{padding-block:2rem 1.5rem}
.folio-intro-home h1{font-size:clamp(2rem,3.85vw,3.6rem);max-width:21ch}

@media(max-width:48rem){.folio-hero-art{display:none}
.folio-mobile-art{display:block;width:220px;margin:1.5rem auto 2.5rem}
.folio-intro-home h1{font-size:2rem;max-width:22ch}
.folio-intro-home{padding-bottom:.5rem}
.folio-lead .folio-sources{font-size:.85rem}
.folio-landing .folio-intro{padding-top:1.5rem}
.folio-landing .letter-panel{margin-top:.2rem}
}
.folio-intro-home{grid-template-columns:1.25fr 1fr;gap:3.8rem;padding-block:3.5rem 3rem}
.app-portrait{margin:0;align-self:center;display:flex;flex-direction:column;align-items:center;padding:2.5rem 2rem;background:oklch(.24 .003 80);border-radius:16px}
.app-portrait-icon{width:clamp(210px,24vw,310px);border-radius:23%;height:auto}
.app-portrait figcaption{text-align:center;margin-top:1.4rem;line-height:1.6}
.app-portrait figcaption strong{display:block;font-size:1.12rem}
.app-portrait figcaption span{color:var(--folio-muted);font-size:.94rem}
.key-intent{margin:1.5rem 0 1rem}
.key-intent-actions{display:flex;gap:.8rem;flex-wrap:wrap}
.key-intent-actions .folio-action,.key-intent-actions .folio-secondary{min-height:52px;padding:.9rem 1.4rem;font-size:1rem}
.key-intent>p{font-size:.9rem;line-height:1.5;color:var(--folio-muted);max-width:51ch;margin-top:.8rem}
.letter-panel{border:1px solid var(--folio-line);padding:2.25rem}
.letter-panel[data-letter-kind=batch] h2{font-size:clamp(1.55rem,2.4vw,2rem)}
.letter-panel[data-letter-kind=batch] .folio-action{min-height:52px}
.folio-mobile-art{border-radius:12px}
.folio-skip{color:var(--folio-action-ink)}

@media(max-width:70rem){.folio-intro-home{gap:2rem;grid-template-columns:1.3fr 1fr}
.app-portrait{padding:1.5rem}
.app-portrait-icon{width:100%;max-width:270px}
.letter-panel{padding:1.6rem}
}

@media(max-width:48rem){
.folio-intro-home{display:block;padding-block:2rem 1rem}
.app-portrait{display:none}
.key-intent-actions{display:grid;grid-template-columns:1fr}
.key-intent-actions .folio-action{min-height:52px}
.key-intent-actions .folio-secondary{min-height:46px;font-size:.94rem}
.letter-panel{padding:1.25rem}
.folio-mobile-art{display:none}
}
:root{--folio-ease-out:cubic-bezier(.23,1,.32,1);--folio-press:160ms;--folio-arrival:480ms}
.header-boundary{display:block;height:1px;margin-bottom:-1px}
.ui-icon{flex:none;display:inline-block;width:20px;height:20px;vertical-align:middle}
.folio-action,.folio-secondary{gap:.6rem;border-radius:999px}
.folio-action .action-arrow{width:18px;height:18px}
.device-strip a{position:relative;border-top:1px solid var(--folio-line);padding-top:1.3rem}.device-strip a>.ui-icon{margin-bottom:.7rem;color:var(--folio-muted);width:24px;height:24px}
.folio-action:active,.folio-secondary:active{transform:none}
@media(max-width:48rem){.key-intent-actions .folio-action,.key-intent-actions .folio-secondary{justify-content:center}.folio-intro-home{padding-top:1.6rem}}
@media(prefers-reduced-motion:no-preference){.folio-action,.folio-secondary{transition:transform var(--folio-press) var(--folio-ease-out),background-color 180ms ease,color 180ms ease}.app-portrait-icon{animation:folio-arrive var(--folio-arrival) var(--folio-ease-out) both}.app-portrait figcaption{animation:folio-arrive 400ms 50ms var(--folio-ease-out) both}html[data-input-mode=pointer] .folio-action:active,html[data-input-mode=pointer] .folio-secondary:active{transform:scale(.97)}.action-arrow{transition:transform var(--folio-press) var(--folio-ease-out)}html[data-input-mode=keyboard] a,html[data-input-mode=keyboard] button{transition:none}}
@media(hover:hover) and (pointer:fine){.device-strip a:hover>.ui-icon{color:var(--folio-warm)}}
@media(hover:hover) and (pointer:fine) and (prefers-reduced-motion:no-preference){.key-intent-actions .folio-action:hover .action-arrow{transform:translateX(2px)}}
@keyframes folio-arrive{from{opacity:.75;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){.app-portrait-icon,.app-portrait figcaption{animation:none}.folio-action,.folio-secondary,.action-arrow{transition:none;transform:none}}

.folio-secondary{position:relative;isolation:isolate;background:transparent;border-color:oklch(.9 0 0 / .18);box-shadow:none}
.folio-secondary::before{display:none}
.folio-secondary:hover{background:transparent}.folio-secondary:hover::before{background:oklch(.98 0 0 / .075)}
.portrait-surface{position:relative;isolation:isolate;overflow:hidden;border-radius:23%;width:clamp(210px,24vw,310px);max-width:100%}.portrait-surface .app-portrait-icon{width:100%;max-width:100%}.portrait-sheen{position:absolute;inset:0;pointer-events:none;mix-blend-mode:overlay;background:linear-gradient(120deg,transparent 38%,rgb(255 255 255 / .5) 50%,transparent 62%);opacity:0;transform:translateX(-140%)}
@media(max-width:70rem){.portrait-surface{width:270px;max-width:100%}}
@media(hover:hover) and (pointer:fine) and (prefers-reduced-motion:no-preference){.portrait-sheen{transition:opacity 160ms ease,transform 0s 160ms}.portrait-surface:hover .portrait-sheen{opacity:.5;transform:translateX(140%);transition:transform 900ms cubic-bezier(.77,0,.175,1),opacity 160ms ease}}
@media(prefers-reduced-motion:reduce){.portrait-sheen{display:none}}
@media(prefers-reduced-transparency:reduce),(prefers-contrast:more){.folio-secondary::before{display:none}}

/* Task-led navigation and availability, 30.09.2026. */
.availability-note{padding:.8rem 1.1rem;margin:1.25rem 0 1rem;background:oklch(.95 .004 82 / .035);max-width:65ch}
.availability-note p{margin:.2rem 0;line-height:1.5}
.availability-note strong{font-family:ReferenceCaption,sans-serif;font-size:1rem}
.task-paths{margin-block:.5rem 2.75rem;max-width:1040px}
.task-paths h2{margin:0 0 1rem;font-size:1.5rem}
.task-paths-grid{display:grid;grid-template-columns:1fr}
.task-paths-grid>a{display:grid;grid-template-columns:minmax(190px,.7fr) 1.5fr;gap:1.8rem;padding:1.1rem 0;border-top:1px solid var(--folio-line);text-decoration:none;align-items:baseline}
.task-paths-grid>a:last-child{border-bottom:1px solid var(--folio-line)}
.task-paths-grid strong{font-family:ReferenceCaption,sans-serif;font-size:1.08rem;line-height:1.4}
.task-paths-grid span{color:var(--folio-muted);font-size:1rem;line-height:1.5}
.task-paths-grid>a:hover strong{text-decoration:underline;text-underline-offset:.25em}
.device-strip{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1.15rem}
.folio-landing .reference-text{margin-top:0}
.folio-landing .letter-panel{margin-top:2rem}
.letter-form button:disabled{cursor:not-allowed;opacity:.65}
.letter-form button[aria-busy=true]{cursor:wait}
@media(max-width:48rem){.task-paths-grid>a{grid-template-columns:1fr;gap:.35rem;padding:1rem 0}.task-paths{margin-top:.75rem}.availability-note{padding:.7rem .9rem}.device-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.folio-landing .letter-panel{margin-top:1.75rem}}

.folio-reading-layout.without-toc{display:block}
.folio-library .folio-reading{max-width:1100px}
.catalog-toc{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;margin:1.5rem 0 2.5rem;font-size:1rem}
.catalog-section{margin-block:2.75rem;scroll-margin-top:9rem}
.catalog-section h2{margin:0 0 1rem;font-size:1.7rem}
.catalog-section ul{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 2rem}
.catalog-section li{margin:0;border-top:1px solid var(--folio-line)}
.catalog-section a{display:block;padding:1rem 0;text-decoration:none;line-height:1.45}
.catalog-section strong{display:block;font:700 1.05rem/1.45 ReferenceCaption,sans-serif}
.catalog-section span{display:block;margin-top:.35rem;color:var(--folio-muted);font-size:.94rem;line-height:1.5}
.catalog-section a:hover strong{text-decoration:underline;text-underline-offset:.2em}
@media(max-width:48rem){.catalog-section ul{grid-template-columns:1fr}.catalog-toc{gap:.6rem 1rem}.catalog-section{scroll-margin-top:10rem}}

.closing-offer{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:center;gap:2.5rem;margin:0 0 4rem;padding:clamp(1.5rem,4vw,3rem);border:1px solid var(--folio-line);border-radius:12px;background:var(--folio-light)}
.closing-offer-label{font-size:.85rem;color:var(--folio-warm);margin:0 0 .9rem}
.closing-offer h2{font-size:clamp(1.8rem,3vw,2.65rem);margin:0 0 1rem}
.closing-offer p{max-width:55ch}
.closing-offer>div>p:last-child{margin-bottom:0}
.closing-offer-action{justify-self:end;max-width:100%}
.closing-offer-action .folio-action{min-height:54px;white-space:normal;text-align:center}
.closing-offer-action p{font-size:.85rem;color:var(--folio-muted);margin-top:.8rem}
@media(max-width:48rem){.closing-offer{grid-template-columns:1fr;gap:1.5rem}.closing-offer-action{justify-self:stretch}.closing-offer-action .folio-action{width:100%}}

/* Audit 06.10: compact reading navigation and complete form states. */
.folio-header{position:sticky;top:12px;z-index:20;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"brand action" "nav nav";gap:.6rem 1rem;width:calc(100% - 32px);max-width:1256px;margin:12px auto 1rem;padding:.8rem 1rem;background:var(--folio-light);border:0;border-radius:16px;box-shadow:0 8px 28px oklch(.05 0 0 / .16)}
.folio-brand{grid-area:brand;display:flex;align-items:center;gap:.65rem;text-decoration:none;font:700 .9rem/1.35 ReferenceCaption,sans-serif;min-width:0;max-width:22rem}
.folio-brand small{display:block;font:400 .75rem/1.4 ReferenceText,sans-serif;color:var(--folio-muted);margin-top:.2rem}
.folio-app-mark{width:38px;height:38px;flex:none;border-radius:12px}
.folio-header-cta{grid-area:action;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1rem;min-height:44px;max-width:28rem;border:0;border-radius:6px;background:var(--folio-warm);color:var(--folio-action-ink);font:700 .88rem/1.3 ReferenceCaption,sans-serif;text-decoration:none;text-align:center}
.folio-header .folio-nav{grid-area:nav;display:flex;justify-content:space-between;gap:.4rem;margin:0;padding:0;width:100%;max-width:none}
.folio-header .folio-nav a{display:flex;align-items:center;justify-content:center;gap:.4rem;padding:.5rem .65rem;min-height:44px;border:0;border-radius:6px;color:var(--folio-muted);font-size:.88rem;text-decoration:none}
.folio-header .folio-nav a[aria-current]{background:oklch(.85 0 0 / .1);color:var(--folio-ink)}
.nav-scroll-button{display:none;border:0;border-radius:6px;background:transparent;color:var(--folio-ink);min-width:44px;min-height:44px;cursor:pointer}

.folio-meta{font-size:.875rem;color:var(--folio-muted);margin-top:1rem;max-width:60ch}
.folio-meta summary,.folio-toc summary{cursor:pointer;padding-block:.6rem;min-height:44px}
.folio-meta p{margin:.5rem 0}
.folio-toc[open]>summary{font-family:ReferenceCaption,sans-serif}
.folio-home .folio-reading{max-width:880px;margin-inline:auto}
.reference-text{max-width:60ch}
.reading-next a,.topic-index li>a,.catalog-toc a,.folio-footer a{display:inline-block;padding-block:.5rem;min-height:44px}
.download-actions{margin-block:1.5rem;max-width:60ch}
.download-actions>div{display:flex;flex-wrap:wrap;gap:.75rem}
.download-actions>p{font-size:.9rem;color:var(--folio-muted)}
.letter-panel.closing-offer{margin-top:2rem;border:0}
.letter-panel{border:0}
.letter-success{grid-column:1/-1;outline-offset:8px}
.letter-success h3{margin-top:0}
.letter-success .folio-secondary{margin:0 .6rem .8rem 0}
.letter-success>a:last-child{display:block;padding-block:.6rem}
.letter-form[data-state=success]{display:none}
.letter-success[hidden]{display:none}
.letter-reply[data-state=error]{color:oklch(.87 .08 30)}
.letter-form [aria-invalid=true]{border-color:oklch(.78 .1 30)}
caption{text-align:left;font-family:ReferenceCaption,sans-serif;padding:.7rem 0;color:var(--folio-muted);font-size:.9rem}
@media(min-width:80rem){.folio-header{grid-template-columns:auto 1fr auto;grid-template-areas:"brand nav action"}.folio-header-cta{max-width:17rem}.folio-header .folio-nav{justify-content:center;gap:.1rem}}
@media(max-width:48rem){
.folio-header{top:0;width:100%;margin:0 auto 1rem;padding:8px 12px;height:64px;grid-template-columns:minmax(0,1fr) auto 44px;grid-template-areas:"brand action menu";gap:8px;border-radius:0;background:var(--folio-light)}
.folio-brand{width:auto;max-width:none;gap:6px}.folio-brand>span{display:block;min-width:0}.folio-brand b{display:none}.folio-brand small{font-size:.65rem;line-height:1.2;margin:0;max-width:7rem}.folio-app-mark{width:32px;height:32px;border-radius:6px}
.folio-header-cta{padding:.45rem .5rem;font-size:.78rem;min-height:44px;max-width:none}.folio-header-cta .ui-icon{display:none}
.nav-scroll-button{grid-area:menu;display:grid;place-items:center;position:static;width:44px;height:44px}.nav-scroll-button .ui-icon{transform:rotate(90deg)}
.folio-header .folio-nav{display:none;position:absolute;top:64px;inset-inline:0;width:100%;max-width:none;background:var(--folio-light);padding:.75rem 1rem;grid-template-columns:repeat(2,minmax(0,1fr));gap:.4rem}
.folio-header[data-menu-open=true] .folio-nav{display:grid}
.folio-header[data-hidden=true]{transform:translateY(-100%)}
.folio-header:focus-within{transform:none}
.folio-toc{padding:0;border-block:1px solid var(--folio-line)}
.folio-toc a{display:block;min-height:44px;padding-block:.65rem}
.folio-intro{padding-top:1.25rem}.folio-meta{margin-top:.5rem}
.table-scroll{overflow:visible;border-radius:0}table,tbody,tr,td{display:block;width:100%}thead{display:none}caption{display:block}tr{padding:.7rem 0;border-bottom:1px solid var(--folio-line)}td{border:0;min-width:0;padding:.5rem 0;overflow-wrap:anywhere;hyphens:auto}td::before{content:attr(data-label);display:block;font-family:ReferenceCaption,sans-serif;font-size:.85rem;color:var(--folio-muted);margin-bottom:.25rem}td a{display:inline-block;padding-block:.3rem;min-height:44px}
.letter-panel{padding:1.25rem;grid-template-columns:1fr;gap:.8rem}.folio-landing .letter-panel{margin-top:0}.letter-panel h2{font-size:1.35rem}
.download-actions>div{display:grid;grid-template-columns:1fr}.download-actions a{overflow-wrap:anywhere}
}
@media(prefers-reduced-motion:no-preference){.folio-header{transition:transform 180ms var(--folio-ease-out)} }

.folio-landing .letter-panel>div:first-child{display:none}
.folio-landing .folio-intro h1{font-size:clamp(1.8rem,3vw,2.6rem)}
.folio-landing .folio-intro .folio-crumbs{margin-bottom:.6rem}
.folio-landing .folio-intro{padding-bottom:.5rem}
.folio-landing .folio-lead{font-size:1.05rem}
.folio-landing .folio-reading-layout{padding-top:0}

.reference-status{max-width:1256px;margin:2rem auto;padding:1rem 24px;border-top:1px solid var(--folio-line)}

.context-key-offer{margin:1.5rem 0 2rem;padding:1.25rem;border-left:3px solid var(--folio-warm);background:var(--folio-light);border-radius:6px}.context-key-offer p{margin:0 0 1rem}.context-key-offer .folio-action{font-size:1rem;white-space:normal}