body.po-sources-page{margin:0;box-sizing:border-box;background:#f7f9fc}
.po-sources-page .posrc-skip{position:fixed;left:16px;top:10px;z-index:100001;transform:translateY(-180%);background:#fff;color:#0f172a;padding:12px 18px;border-radius:12px}
.po-sources-page .posrc-skip:focus{transform:none}
html.po-sources-root,body.po-sources-page{overflow-x:clip}
body.po-sources-page *,body.po-sources-page *::before,body.po-sources-page *::after{box-sizing:border-box}
#po-sources{--ps-ink:#0f172a;--ps-body:#334155;--ps-muted:#56647a;--ps-line:#dfe5ee;--ps-orange:#ff6b35;--ps-header:80px;--ps-anchor:160px;background:#f7f9fc;color:var(--ps-body);font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:16px;line-height:1.7;width:100%;isolation:isolate}
#po-sources *,#po-sources *::before,#po-sources *::after{box-sizing:border-box}
#po-sources [hidden]{display:none!important}
#po-sources .ps-shell{width:min(1160px,calc(100% - 64px));margin-inline:auto}
#po-sources h1,#po-sources h2,#po-sources h3,#po-sources p,#po-sources dl,#po-sources dd,#po-sources ul{margin:0}
#po-sources h1,#po-sources h2,#po-sources h3{color:var(--ps-ink);text-wrap:balance}
#po-sources h1{font-size:clamp(38px,4.7vw,66px);font-weight:800;line-height:1.09;letter-spacing:-.052em;margin:14px 0 22px}
#po-sources h2{font-size:clamp(27px,3vw,38px);font-weight:800;line-height:1.22;letter-spacing:-.035em}
#po-sources h3{font-size:21px;font-weight:750;line-height:1.4;letter-spacing:-.02em}
#po-sources a{color:#1e4f9c;text-decoration:none;text-underline-offset:4px}
#po-sources a:hover{text-decoration:underline}
#po-sources button,#po-sources input,#po-sources select{font:inherit}
#po-sources button{cursor:pointer}
#po-sources :focus-visible{outline:3px solid #2563eb;outline-offset:4px}
#po-sources:focus{outline:none}
#po-sources .ps-section,#po-sources .ps-source{scroll-margin-top:var(--ps-anchor)}
#po-sources .ps-breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--ps-muted);padding-top:28px}
#po-sources .ps-breadcrumb a{color:var(--ps-muted)}
#po-sources .ps-hero{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(280px,.8fr);gap:64px;align-items:center;padding:54px 0 60px}
#po-sources .ps-eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#476184}
#po-sources .ps-dot{color:var(--ps-orange)}
#po-sources .ps-lead{font-size:18px;line-height:1.8;max-width:620px}
#po-sources .ps-actions{display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin-top:30px}
#po-sources .ps-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:12px 22px;border:1px solid transparent;border-radius:999px;font-size:14px;font-weight:750;line-height:1.5;text-align:center;transition:box-shadow .18s,background .18s}
#po-sources .ps-button:hover{text-decoration:none;box-shadow:0 6px 18px #23395c19}
#po-sources .ps-primary{background:linear-gradient(115deg,#ff853f,#ff6438);color:#172033;box-shadow:0 5px 14px #ed64241c}
#po-sources .ps-soft{background:#edf2fa;color:#193b6d;border-color:#dbe4f2}
#po-sources .ps-text-link{display:inline-flex;align-items:center;gap:10px;min-height:44px;font-size:14px;font-weight:750}
#po-sources .ps-hero-card{background:#eaf0fa;border:1px solid #dae4f4;border-radius:24px;padding:28px 30px}
#po-sources .ps-card-label{font-size:12px;font-weight:750;color:#476184}
#po-sources .ps-big-stat{display:flex;align-items:center;gap:18px;margin:16px 0 20px;color:var(--ps-ink)}
#po-sources .ps-big-stat strong{font-size:68px;font-weight:800;letter-spacing:-.06em;line-height:1}
#po-sources .ps-big-stat span{font-size:15px;font-weight:650;line-height:1.5}
#po-sources .ps-stats{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:18px 0;border-top:1px solid #d0dcef;border-bottom:1px solid #d0dcef}
#po-sources .ps-stats>div{display:flex;flex-direction:column-reverse;gap:4px}
#po-sources .ps-stats dt{font-size:12px;line-height:1.5;color:#476184}
#po-sources .ps-stats dd{font-size:25px;font-weight:800;color:var(--ps-ink);line-height:1.3}
#po-sources .ps-hero-card>p{font-size:13px;line-height:1.7;color:#476184;margin-top:16px}
#po-sources .ps-nav{position:sticky;top:var(--ps-header);z-index:20;background:rgba(247,249,252,.97);border-top:1px solid var(--ps-line);border-bottom:1px solid var(--ps-line)}
#po-sources .ps-nav-inner{display:flex;align-items:center;gap:34px;overflow-x:auto;scrollbar-width:thin}
#po-sources .ps-nav a{display:flex;align-items:center;white-space:nowrap;min-height:62px;border-bottom:3px solid transparent;padding:3px 0 0;color:var(--ps-muted);font-size:13px;font-weight:750}
#po-sources .ps-nav a:hover,#po-sources .ps-nav a[aria-current]{color:var(--ps-ink);border-bottom-color:var(--ps-orange);text-decoration:none}
#po-sources .ps-sections{padding-bottom:64px}
#po-sources .ps-section{padding-top:64px}
#po-sources .ps-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px}
#po-sources .ps-heading .ps-eyebrow{margin-bottom:12px}
#po-sources .ps-count{flex-shrink:0;font-size:13px;font-weight:750;background:#eaf0fa;color:#365787;border:1px solid #dae4f4;border-radius:999px;padding:8px 14px}
#po-sources .ps-intro{max-width:780px;font-size:16px;color:var(--ps-muted);margin-bottom:25px}
#po-sources .ps-tools{background:#edf2fa;border:1px solid #dbe4f2;border-radius:20px;padding:22px 24px;margin-bottom:24px}
#po-sources .ps-fields{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(0,1fr) minmax(0,.9fr);gap:16px}
#po-sources .ps-field{min-width:0}
#po-sources .ps-field label{display:block;font-size:13px;font-weight:750;color:var(--ps-ink);margin-bottom:9px}
#po-sources .ps-field input,#po-sources .ps-field select{display:block;width:100%;max-width:100%;height:50px;border:1px solid #c8d4e5;border-radius:12px;background:#fff;color:var(--ps-ink);font-size:16px;padding:10px 12px}
#po-sources .ps-field input::placeholder{color:#64748b;opacity:1}
#po-sources .ps-tools-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;margin-top:13px;min-height:36px}
#po-sources #ps-status{font-size:13px;color:var(--ps-muted)}
#po-sources .ps-reset{border:0;background:none;color:#1e4f9c;font-size:13px;font-weight:750;min-height:40px;padding:6px 0}
#po-sources .ps-reset:hover{text-decoration:underline;text-underline-offset:4px}
#po-sources .ps-empty{background:#fff;border:1px solid var(--ps-line);border-radius:20px;text-align:center;padding:36px 22px}
#po-sources .ps-empty p{margin:12px 0 22px;color:var(--ps-muted)}
#po-sources .ps-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start}
#po-sources .ps-source{background:#fff;border:1px solid var(--ps-line);border-radius:20px;padding:26px;min-width:0;overflow-wrap:anywhere}
#po-sources .ps-source:target{border-color:#cc784d;box-shadow:0 0 0 3px #ff6b3520}
#po-sources .ps-source-top{display:flex;align-items:center;gap:14px}
#po-sources .ps-source-top>div{min-width:0}
#po-sources .ps-source-symbol{display:grid;place-items:center;flex:0 0 44px;height:44px;border-radius:12px;background:#eaf0fa;color:#365787;font-size:21px}
#po-sources .ps-source h3{font-size:18px;text-wrap:wrap;line-height:1.5}
#po-sources .ps-source-top p{font-size:13px;color:var(--ps-muted);margin-top:3px}
#po-sources .ps-source-top p span{margin:0 5px}
#po-sources .ps-domain-references{margin-top:18px;border-top:1px solid var(--ps-line)}
#po-sources .ps-domain-references>summary{display:flex;align-items:center;justify-content:space-between;gap:15px;list-style:none;min-height:48px;cursor:pointer;font-size:14px;font-weight:750;color:#1e4f9c;padding:10px 0}
#po-sources .ps-domain-references>summary::-webkit-details-marker{display:none}
#po-sources .ps-domain-references[open]>summary .ps-plus::after{transform:rotate(0)}
#po-sources .ps-references{list-style:none;padding:0}
#po-sources .ps-references li+li{border-top:1px solid #e8edf4}
#po-sources .ps-references .ps-reference-link{display:block;position:relative;padding:12px 23px 8px 0;line-height:1.6}
#po-sources .ps-references>li{padding-bottom:10px}
#po-sources .ps-reference-name{display:block;font-size:14px;font-weight:650}
#po-sources .ps-reference-host{display:block;font-size:12px;line-height:1.65;color:#56647a;margin-top:4px;overflow-wrap:anywhere;font-weight:400}
#po-sources .ps-reference-arrow{position:absolute;right:0;top:12px;color:#71829a}
#po-sources .ps-permalink,#po-sources .ps-copy{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:650;min-height:44px;margin-top:4px;color:#365787;background:transparent;border:0;padding:6px 0;text-align:left}
#po-sources .ps-copy:hover{text-decoration:underline;text-underline-offset:4px}
#po-sources .ps-copy-field{display:block;font-size:12px;color:var(--ps-muted);margin-top:8px}
#po-sources .ps-copy-field input{display:block;width:100%;min-width:0;border:1px solid #c8d4e5;border-radius:8px;padding:8px;background:#f7f9fc;font-size:16px}
#po-sources .ps-sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
#po-sources .ps-usage{margin:4px 0 6px}
#po-sources .ps-usage>summary{font-size:12px;font-weight:650;color:#516987;cursor:pointer;min-height:36px;padding:7px 0}
#po-sources .ps-fact-group{background:#fff;border:1px solid var(--ps-line);border-radius:16px;scroll-margin-top:var(--ps-anchor)}
#po-sources .ps-fact-group+.ps-fact-group{margin-top:14px}
#po-sources .ps-fact-group summary{display:flex;align-items:center;gap:16px;list-style:none;min-height:74px;padding:20px 22px;cursor:pointer;font-size:16px;font-weight:750;color:var(--ps-ink)}
#po-sources .ps-fact-group summary::-webkit-details-marker{display:none}
#po-sources .ps-fact-group summary>span:first-child{flex:1;min-width:0}
#po-sources .ps-group-count{font-size:12px;font-weight:750;background:#edf2fa;border-radius:999px;padding:4px 10px;color:#365787}
#po-sources .ps-plus{position:relative;flex:0 0 16px;height:16px;color:#64748b}
#po-sources .ps-plus::before,#po-sources .ps-plus::after{content:'';position:absolute;top:7px;left:1px;width:14px;height:2px;background:currentColor}
#po-sources .ps-plus::after{transform:rotate(90deg);transition:transform .18s}
#po-sources .ps-fact-group[open] .ps-plus::after{transform:rotate(0)}
#po-sources .ps-fact-list{list-style:none;padding:0 26px 10px;border-top:1px solid var(--ps-line)}
#po-sources .ps-fact-reference,#po-sources .ps-course-reference{padding:22px 0;overflow-wrap:anywhere}
#po-sources .ps-fact-reference+.ps-fact-reference,#po-sources .ps-course-reference+.ps-course-reference{border-top:1px solid #e8edf4}
#po-sources .ps-course-reference-label{display:block;font-size:15px;color:var(--ps-ink);line-height:1.7}
#po-sources .ps-fact-source-link{display:block;font-size:15px}
#po-sources .ps-used-by{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin-top:8px}
#po-sources .ps-used-by a{display:block;border:1px solid #dbe4f2;border-radius:12px;padding:8px 12px;background:#f5f8fc;font-size:12px;line-height:1.6;color:#365787;min-height:38px}
@media(max-width:420px){#po-sources .ps-fact-group summary{gap:11px;padding:18px 16px;font-size:15px}#po-sources .ps-fact-list{padding-inline:18px}}
#po-sources .ps-reading-grid,#po-sources .ps-format-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
#po-sources .ps-reading-card{background:#fff;border:1px solid var(--ps-line);border-radius:20px;padding:26px}
#po-sources .ps-step{display:inline-block;font-size:12px;font-weight:800;color:#516987;margin-bottom:18px}
#po-sources .ps-reading-card h3{font-size:18px;margin-bottom:14px}
#po-sources .ps-reading-card p{font-size:14px;line-height:1.8;color:var(--ps-muted)}
#po-sources .ps-reading-card .ps-text-link{margin-top:14px;font-size:13px}
#po-sources .ps-format-card{display:flex;align-items:flex-start;flex-direction:column;position:relative;background:#fff;border:1px solid var(--ps-line);border-radius:20px;padding:24px;gap:9px;color:var(--ps-body);transition:border-color .18s,box-shadow .18s}
#po-sources .ps-format-card:hover{text-decoration:none;border-color:#a6b7d0;box-shadow:0 8px 22px #18335407}
#po-sources .ps-format-icon{display:grid;place-items:center;background:#eaf0fa;color:#365787;border-radius:12px;min-width:48px;height:44px;margin-bottom:8px;font-size:13px;font-weight:800}
#po-sources .ps-format-card strong{color:var(--ps-ink);font-size:17px;line-height:1.5}
#po-sources .ps-format-card>span:not(.ps-format-icon):not(.ps-format-arrow){font-size:13px;color:var(--ps-muted)}
#po-sources .ps-format-arrow{position:absolute;right:24px;top:28px;font-size:20px;color:#60748e}
#po-sources .ps-correction{display:flex;align-items:center;justify-content:space-between;gap:24px;background:#eaf0fa;border-radius:20px;padding:28px 32px;margin-top:28px}
#po-sources .ps-correction p{font-size:14px;color:var(--ps-muted);margin-top:8px}
#po-sources .ps-correction .ps-button{flex-shrink:0}
@media(max-width:950px){#po-sources .ps-hero{gap:30px;grid-template-columns:minmax(0,1.2fr) minmax(250px,.8fr)}#po-sources .ps-hero-card{padding:24px}#po-sources .ps-fields{grid-template-columns:repeat(2,minmax(0,1fr))}#po-sources .ps-search{grid-column:1/-1}#po-sources .ps-reading-grid,#po-sources .ps-format-grid{grid-template-columns:1fr}#po-sources .ps-format-card{padding:23px 22px 23px 92px;min-height:116px;justify-content:center;gap:4px}#po-sources .ps-format-icon{position:absolute;left:22px;top:27px}#po-sources .ps-format-card strong{padding-right:20px}}
@media(max-width:680px){#po-sources .ps-shell{width:calc(100% - 36px)}#po-sources .ps-breadcrumb{padding-top:20px;font-size:12px}#po-sources .ps-hero{grid-template-columns:1fr;gap:30px;padding:34px 0 36px}#po-sources h1{font-size:clamp(36px,8.4vw,48px)}#po-sources .ps-lead{font-size:16px;line-height:1.75}#po-sources .ps-hero-card{padding:22px 24px}#po-sources .ps-big-stat strong{font-size:55px}#po-sources .ps-nav-inner{gap:24px}#po-sources .ps-nav a{min-height:55px;font-size:12px}#po-sources .ps-section{padding-top:42px}#po-sources .ps-heading{flex-wrap:wrap;gap:12px}#po-sources h2{font-size:28px}#po-sources .ps-intro{font-size:15px}#po-sources .ps-results{grid-template-columns:1fr;gap:16px}#po-sources .ps-source{padding:22px}#po-sources .ps-tools{padding:18px}#po-sources .ps-correction{align-items:flex-start;flex-direction:column;padding:24px}#po-sources .ps-sections{padding-bottom:42px}}
@media(max-width:420px){#po-sources .ps-fields{grid-template-columns:minmax(0,1fr)}#po-sources .ps-source-symbol{flex-basis:38px;height:38px}#po-sources .ps-source h3{font-size:16px}#po-sources .ps-source-top{gap:10px}#po-sources .ps-source{padding:20px}#po-sources .ps-actions{gap:14px}#po-sources .ps-actions>.ps-button{width:100%}#po-sources .ps-tools{padding:15px}#po-sources .ps-reading-card{padding:22px}}
@media(max-width:380px){#po-sources .ps-shell{width:calc(100% - 28px)}#po-sources .ps-format-card{padding-left:82px}#po-sources .ps-format-icon{left:18px;min-width:44px}}
@media(prefers-reduced-motion:reduce){#po-sources *,#po-sources *::before,#po-sources *::after{transition:none!important;scroll-behavior:auto!important}}
@media print{#po-sources .ps-nav,#po-sources .ps-tools,#po-sources .ps-actions,#po-sources .ps-correction,#po-sources .ps-share,#po-sources .ps-empty{display:none!important}#po-sources{background:#fff;font-size:11pt}#po-sources .ps-shell{width:100%}#po-sources .ps-hero{padding:20px 0;gap:24px}#po-sources .ps-section{padding-top:28px}#po-sources .ps-results{display:block}#po-sources .ps-source{display:block!important;margin-bottom:12px}#po-sources .ps-source[hidden]{display:block!important}#po-sources .ps-reading-card,#po-sources .ps-format-card{break-inside:avoid}}