/* A1 reading preview. One current presentation layer; source documents and C2 state are untouched. */
@font-face{font-family:Reading Serif SC;src:url('./type/reader-serif.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Reading Sans SC;src:url('./type/reader-sans.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Reading Latin;src:url('./type/Newsreader-400.woff2') format('woff2');font-weight:400;font-display:swap}
:root{color-scheme:light;--paper:#faf8f3;--paper-bright:#faf8f3;--paper-deep:#efebe2;--ink:#302d29;--ink-soft:#68635c;--ink-faint:#787167;--teal:#955b4d;--cobalt:#476b75;--rule:#d8d2c7;--rule-strong:#bbb2a4;--font-ui:'Reading Sans SC',system-ui,sans-serif;--font-reading:'Reading Latin','Reading Serif SC',Georgia,serif;--font-display:var(--font-reading);--gutter:clamp(24px,5vw,80px);--header-height:64px;--max-width:1360px;--reader-size:19px;--reader-leading:1.95;font-synthesis:none;scroll-padding-top:90px}
body{font-family:var(--font-ui);background:var(--paper);color:var(--ink)}body[data-reading-size=small]{--reader-size:17px}body[data-reading-size=large]{--reader-size:21px}h1,h2,h3{font-weight:400}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--teal);outline-offset:4px}.site-header{background:var(--paper);backdrop-filter:none}.site-header__brand{font:400 25px/1 var(--font-reading);letter-spacing:-.035em;gap:9px}.site-header__brand span{display:none}.site-header__logo{display:block;flex-shrink:0;width:26px;height:26px;border-radius:0;filter:none!important}.site-header nav{font-size:12px;gap:28px}.site-header nav a{min-height:44px;display:inline-flex;align-items:center}.site-header__inner{min-height:64px}
main{padding-top:44px;padding-bottom:60px}.page-head{border-bottom:1px solid var(--rule);padding:0 0 32px;margin-bottom:32px}.page-head h1{font:400 clamp(32px,3.7vw,50px)/1.4 var(--font-display);letter-spacing:-.02em}.page-head .eyebrow{font:11px var(--font-ui);color:var(--teal);letter-spacing:.04em;margin-bottom:17px}.page-head>p:not(.eyebrow){font:15px/1.8 var(--font-ui);color:var(--ink-soft)}.field-cover{display:grid;grid-template-columns:1fr 240px;gap:60px;align-items:center;min-height:255px;padding-bottom:32px}.cover-copy{padding:0}.cover-intro{font:16px/1.9 var(--font-reading);color:var(--ink-soft);margin-top:20px}.cover-figure{width:240px}.cover-figure img{width:100%;height:auto;display:block}.section-label{font:11px/1.6 var(--font-ui);letter-spacing:.03em;color:var(--teal);margin:0 0 12px}.product-tab-list{grid-template-columns:1.65fr 1fr;gap:70px}.product-tab--doc{padding:26px 0}.product-tab--doc .method-card__title{font:400 28px/1.45 var(--font-display)}.entry-number{font:12px var(--font-reading);color:var(--ink-faint)}.method-card__titles{gap:17px}.method-card__meta{gap:25px}.method-card__toggle{border-radius:0;background:none;border:1px solid var(--rule-strong);color:var(--ink);padding:9px 20px;min-height:44px;font:12px/1.5 var(--font-ui)}.method-card__toggle:hover{background:var(--paper-deep)}.method-card__toggle[aria-expanded=true]{background:var(--ink);color:var(--paper)}.reader-source{font:11px var(--font-ui)}.field-links .product-tab{padding:20px 0}.field-links .product-tab h2{font:400 22px var(--font-display)}.field-links .product-tab p{font:12px/1.8 var(--font-ui);color:var(--ink-soft);margin-top:8px}.product-tab--inert{display:none}.method-category-card{background:none;padding:26px;min-height:154px}.method-category-card__title{font-weight:400;margin-top:24px}.category-count{font-size:11px}.category-nav{font-family:var(--font-ui);font-size:13px}.reader-tools input{min-height:44px;border-radius:0;font-size:13px}.method-card{padding:25px 0}.method-card__title{font:400 27px/1.45 var(--font-display)}
/* Reading mode removes the landing-page material rather than surrounding a long article with it. */
.reading-mode .field-cover,.reading-mode .page-head,.reading-mode .field-links,.reading-mode .reading-paths>.section-label,.reading-mode .reader-tools,.reading-mode .category-nav{display:none}
.reading-mode .product-tab-list{display:block}.reading-mode .method-card-grid{display:block}.reading-mode :is(.method-card,.product-tab--doc):not(:has(.method-card__preview)){display:none}.reading-mode :is(.method-card,.product-tab--doc){border:0;padding:0}.reading-mode :is(.method-card,.product-tab--doc):has([data-state=ready])>.method-card__meta{display:none}.reading-mode main{padding-top:18px}.method-card__preview{margin:0;border:0;padding:0;background:var(--paper);border-radius:0}.method-card__preview:not([data-state=ready]){padding:45px 24px;border-top:1px solid var(--rule);font-size:14px;min-height:220px}.reader-retry{border-radius:0;min-height:44px;padding:10px 20px;font-size:13px}
.reading-toolbar{display:flex;align-items:center;justify-content:space-between;gap:25px;border-bottom:1px solid var(--rule);padding:0 0 14px;margin-bottom:34px;grid-column:1/-1;font:12px var(--font-ui)}.reading-control{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-width:44px;min-height:44px;color:var(--ink-soft);border:0;background:none;font:12px var(--font-ui);padding:8px;cursor:pointer}.reading-control:hover{color:var(--teal);background:var(--paper-deep)}.reading-control:disabled{opacity:.4;cursor:default}.reading-icon{display:block;width:20px;height:20px;flex-shrink:0}.reading-type-controls{display:flex;gap:6px;align-items:center}.reading-type-controls .reading-icon{width:17px;height:17px}.reader-scale-value{font:11px var(--font-ui);color:var(--ink-faint);min-width:30px;text-align:center}.reading-source-link{display:flex;align-items:center;gap:7px;min-height:44px;font-size:11px;color:var(--ink-soft)}.reading-source-link .reading-icon{width:15px;height:15px}
.method-card__preview--html{font-family:var(--font-reading);font-size:var(--reader-size);line-height:var(--reader-leading);color:var(--ink);max-width:720px;width:100%;min-width:0;margin:0 auto;letter-spacing:.008em;overflow-wrap:break-word}
.method-card__preview--html:not(:has(.page)) :is(p,li){font-family:var(--font-reading)!important;font-size:1em!important;line-height:var(--reader-leading)!important;font-weight:400!important;color:var(--ink);text-align:start!important}
.method-card__preview--html:not(:has(.page)) p{margin:0 0 1.15em!important;text-indent:0!important}
.method-card__preview--html:not(:has(.page)) :is(p,li) :is(span,font){font-family:inherit!important;font-size:inherit!important;line-height:inherit!important}
.method-card__preview--html:not(:has(.page)) :is(h1,h2,h3,h4){display:block!important;font-family:var(--font-display)!important;font-weight:400!important;line-height:1.55!important;letter-spacing:.015em!important;scroll-margin-top:110px;color:var(--ink);text-align:start!important}
.method-card__preview--html:not(:has(.page)) :is(h1,h2,h3,h4) :is(span,font){font-size:inherit!important;font-family:inherit!important;line-height:inherit!important;font-weight:inherit!important}
.method-card__preview--html:not(:has(.page)) h1{font-size:2.05em!important;margin:.05em 0 1em!important;padding:0 0 .5em;border-bottom:1px solid var(--rule)}
.method-card__preview--html:not(:has(.page)) h2{font-size:1.55em!important;margin:2em 0 .8em!important;padding-top:.5em;border-top:1px solid var(--rule)}
.method-card__preview--html:not(:has(.page)) h3{font-size:1.27em!important;margin:1.6em 0 .7em!important;color:var(--teal)}
.method-card__preview--html:not(:has(.page)) h4{font-size:1.08em!important;margin:1.3em 0 .6em!important;color:var(--teal)}
.method-card__preview--html:not(:has(.page)) strong,.method-card__preview--html:not(:has(.page)) b{font-weight:600;font-family:var(--font-ui)}
.method-card__preview--html:not(:has(.page)) ul,.method-card__preview--html:not(:has(.page)) ol{padding-left:1.65em;margin:1em 0 1.4em}.method-card__preview--html li{padding-left:.15em;margin-bottom:.45em}.method-card__preview--html a{color:var(--cobalt);text-decoration:underline;text-underline-offset:4px}.method-card__preview--html blockquote{border-left:2px solid var(--teal);background:var(--paper-deep);padding:1em 1.3em;margin:1.5em 0}.method-card__preview--html img{max-width:100%;height:auto}.method-card__preview--html mjx-container{max-width:100%;overflow-x:auto;scrollbar-width:thin;padding-block:5px}.method-card__preview--html table{font-size:.9em;max-width:100%}.method-card__preview--html td,.method-card__preview--html th{padding:.55em .7em;border-bottom:1px solid var(--rule)}
.reader-toc{font:12px/1.75 var(--font-ui);padding:0;margin:0 0 30px;border:0;color:var(--ink-soft)}.reader-toc summary{display:flex;align-items:center;gap:10px;font:12px var(--font-ui);min-height:45px;border-bottom:1px solid var(--rule);color:var(--teal);cursor:pointer;list-style:none;padding:0 0 10px;margin-bottom:10px}.reader-toc summary::-webkit-details-marker{display:none}.reader-toc summary::after{content:'+';margin-left:auto;font-size:20px;font-family:var(--font-ui)}.reader-toc[open] summary::after{content:'−'}.reader-toc .reading-icon{width:18px;height:18px}.reader-toc a{display:block;color:var(--ink-soft);text-decoration:none;border-left:2px solid transparent;padding:9px 5px 9px 14px;font-size:12px;line-height:1.75;overflow-wrap:anywhere;margin:0}.reader-toc a[data-heading-level=h1]{padding-left:14px;color:var(--ink);font-size:13px}.reader-toc a[data-heading-level=h3],.reader-toc a[data-heading-level=h4]{padding-left:25px;font-size:11px;color:var(--ink-faint)}.reader-toc a[data-reading-current]{color:var(--teal);border-left-color:var(--teal);background:color-mix(in srgb,var(--teal) 5%,transparent)}.reader-toc a:hover{color:var(--teal)}
.reader-progress{position:fixed;left:0;top:0;height:2px;width:0;background:var(--teal);z-index:50;pointer-events:none}.reader-return{position:fixed;right:24px;bottom:24px;width:44px;height:44px;padding:10px;background:var(--paper);border:1px solid var(--rule-strong);z-index:20;box-shadow:0 4px 15px #00000006}.site-footer{padding-top:28px;padding-bottom:30px;background:var(--paper)}.site-footer__contact{font:11px/1.9 var(--font-ui)}.site-footer__contact p{margin:5px 0}.site-footer__copyright{font:10px var(--font-ui);color:var(--ink-faint)}
@media(min-width:1100px){.method-card__preview:has(>.reader-toc){display:grid;grid-template-columns:225px minmax(0,1fr);column-gap:64px;align-items:start}.method-card__preview>.reader-toc{position:sticky;top:93px;max-height:calc(100svh - 120px);overflow:auto;scrollbar-width:thin;grid-column:1;grid-row:2;padding-right:14px;margin:0}.method-card__preview>.method-card__preview--html{grid-column:2;grid-row:2;margin-left:0}.method-card__preview>.reading-toolbar{grid-row:1;margin-bottom:35px}}
@media(prefers-reduced-motion:no-preference){.method-card__preview[data-state=ready] .method-card__preview--html{animation:reading-arrive .28s ease-out}.reading-control,.reader-toc a,.method-card__toggle{transition:background .18s,color .18s,border-color .18s}.reader-toc[open]>a{animation:contents-arrive .2s ease-out}.method-category-card:hover{transform:translateY(-2px);transition:transform .2s}}
@keyframes reading-arrive{from{opacity:.4;transform:translateY(7px)}to{opacity:1;transform:none}}@keyframes contents-arrive{from{opacity:.3}to{opacity:1}}
@media(max-width:1099px){.method-card__preview--html{max-width:700px}.reader-toc{max-width:700px;margin:0 auto 30px}.reading-toolbar{max-width:900px;margin-left:auto;margin-right:auto}.product-tab-list{gap:40px}.method-category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){:root{--gutter:24px;--reader-size:18px}.site-header nav{font-size:11px;gap:17px}.site-header__brand{font-size:24px}.field-cover{grid-template-columns:1fr 150px;gap:20px;min-height:200px}.cover-figure{width:150px}.field-cover h1{font-size:35px}.cover-intro{font-size:14px;margin-top:16px}.product-tab-list{grid-template-columns:1fr;gap:35px}.field-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.field-links>.section-label{grid-column:1/-1;margin-bottom:0}.field-links .product-tab{padding:18px 0}.field-links .product-tab h2{font-size:19px}.field-links .product-tab p{font-size:11px}.method-card__preview--html{font-size:var(--reader-size)}.reader-toc a{min-height:44px;font-size:12px;padding-top:11px;padding-bottom:11px}.reader-toc a[data-heading-level=h3],.reader-toc a[data-heading-level=h4]{font-size:11px}.method-category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.method-card__meta{gap:15px}.method-card__title{font-size:25px}}
@media(max-width:520px){:root{--header-height:60px;--gutter:22px;--reader-size:18px;--reader-leading:1.95}body[data-reading-size=small]{--reader-size:16px}body[data-reading-size=large]{--reader-size:20px}.site-header__inner{min-height:60px;gap:12px}.site-header__brand{font-size:22px;gap:7px}.site-header__logo{width:23px;height:23px}.site-header nav{gap:13px;font-size:10px}.site-header{height:60px}main{padding-top:32px;padding-bottom:40px}.field-cover{display:block;position:relative;min-height:0;padding-bottom:26px;margin-bottom:24px}.cover-figure{display:none}.field-cover h1{font-size:36px;line-height:1.5}.cover-intro{font-size:15px;line-height:1.9;margin-top:13px}.page-head h1{font-size:34px}.page-head .eyebrow{font-size:10px;letter-spacing:0;margin-bottom:14px}.page-head>p:not(.eyebrow){font-size:13px}.product-tab--doc{padding:21px 0}.product-tab--doc .method-card__title{font-size:25px}.method-card__titles{gap:11px}.method-card__toggle{font-size:12px;padding:9px 14px;min-height:44px}.reader-source{font-size:10px}.field-links{grid-template-columns:1fr;gap:0}.field-links .product-tab h2{font-size:22px}.field-links .product-tab p{font-size:12px}.field-links .section-label{margin-bottom:5px}.reading-mode main{padding-top:10px}.reading-toolbar{gap:8px;margin-bottom:22px;padding-bottom:10px}.reading-control{font-size:11px;gap:5px;min-width:38px;min-height:44px;padding:5px}.reading-icon{width:18px;height:18px}.reading-type-controls{gap:2px}.reader-scale-value{font-size:10px}.reading-source-link{font-size:10px;gap:5px}.reader-toc{margin-bottom:22px}.reader-toc summary{font-size:11px;min-height:44px;padding-bottom:5px}.reader-toc summary .reading-icon{width:17px;height:17px}.reader-toc a[data-heading-level=h1]{font-size:12px}.method-card__preview{padding:0;margin:0;max-width:100%}.method-card__preview--html{font-size:var(--reader-size);width:100%;letter-spacing:0}.method-card__preview--html:not(:has(.page)) h1{font-size:1.85em!important;margin:0 0 .9em!important;line-height:1.5!important}.method-card__preview--html:not(:has(.page)) h2{font-size:1.45em!important;margin:1.8em 0 .7em!important}.method-card__preview--html:not(:has(.page)) h3{font-size:1.22em!important;margin:1.4em 0 .65em!important}.method-card__preview--html:not(:has(.page)) p{margin-bottom:1.1em!important}.method-card__preview--html:not(:has(.page)) ul,.method-card__preview--html:not(:has(.page)) ol{padding-left:1.35em}.method-card__preview--html blockquote{padding:.8em 1em;margin:1.2em 0}.reader-return{right:12px;bottom:14px;width:42px;height:42px}.method-category-card{padding:21px;min-height:134px}.method-category-card__title{font-size:28px;margin-top:20px}.site-footer__inner{gap:24px}.site-footer__contact{font-size:10px;max-width:235px}.site-footer__copyright{font-size:9px;white-space:nowrap}}
@media(prefers-color-scheme:dark){:root:not([data-reader-theme="light"]){color-scheme:dark;--paper:#23221f;--paper-bright:#23221f;--paper-deep:#302c26;--ink:#e8e1d4;--ink-soft:#c2b9ab;--ink-faint:#ada28e;--teal:#d59c85;--cobalt:#a6c6ce;--rule:#4d473e;--rule-strong:#726657}:root:not([data-reader-theme="light"]) .cover-figure img{filter:brightness(1.35)}:root:not([data-reader-theme="light"]) .method-card__preview--html:not(:has(.page)) :is(p,li,h1,h2,h3,h4) :is(span,font){color:inherit!important}}
:root[data-reader-theme="light"]{color-scheme:light;--paper:#faf8f3;--paper-bright:#faf8f3;--paper-deep:#efebe2;--ink:#302d29;--ink-soft:#68635c;--ink-faint:#787167;--teal:#955b4d;--cobalt:#476b75;--rule:#d8d2c7;--rule-strong:#bbb2a4}
:root[data-reader-theme="dark"]{color-scheme:dark;--paper:#23221f;--paper-bright:#23221f;--paper-deep:#302c26;--ink:#e8e1d4;--ink-soft:#c2b9ab;--ink-faint:#ada28e;--teal:#d59c85;--cobalt:#a6c6ce;--rule:#4d473e;--rule-strong:#726657}
:root[data-reader-theme="dark"] .cover-figure img{filter:brightness(1.35)}
:root[data-reader-theme="dark"] .method-card__preview--html:not(:has(.page)) :is(p,li,h1,h2,h3,h4) :is(span,font){color:inherit!important}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(forced-colors:active){.method-card__preview,.site-header,.reading-toolbar{background:Canvas;color:CanvasText}.reading-control,.reader-return{border:1px solid ButtonText}.reader-toc a[data-reading-current]{border-color:Highlight;color:LinkText}.reader-progress{background:Highlight}.cover-figure img{forced-color-adjust:none}}
@media print{.site-header,.site-footer,.reading-toolbar,.reader-toc,.reader-return,.reader-progress,.method-card__actions,.field-links,.page-head,.reader-tools{display:none!important}main{padding:0!important}.method-card__preview{display:block!important;margin:0;padding:0;border:0}.method-card__preview--html{max-width:none;font-size:12pt;line-height:1.7}.method-card:not(:has(.method-card__preview)){display:none}.method-card__preview--html h2{break-after:avoid}body{background:white;color:black}}

/* Verified reflowable Path Pro wrapper: discard imported outer page padding, not article content. */
.method-card__preview--html:not(:has(.page))>.container{padding:0!important;max-width:100%!important;margin:0!important}
.method-card__preview--html:not(:has(.page)) .container>:is(h1,h2,h3):first-child{margin-top:0!important;padding-top:0;border-top:0}