/* Insights: article blocks, type glyphs, index filter. Loaded only by insight posts and the Insights index
   (per-locale `assets.css` on the document). Scoped to [data-loc="article"] and .idx-wrap so it cannot leak. */
[data-loc="article"],.idx-wrap{
  --in-ink:#14110e;--in-muted:#6b6560;--in-hair:#e8e4dc;--in-surface:#f3eee6;--in-surface2:#efe8dc;--in-brown:#543428;
  --in-accent:#ff4f1a;--in-body:#2a2521;--in-soft:#4a443f;--in-rule:#e3dccf;
  --in-mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--g-guide:url("data:image/svg+xml,%3Csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20viewBox=%270%200%2014%2014%27%20fill=%27none%27%20stroke=%27black%27%20stroke-width=%271.4%27%3E%3Crect%20x=%271.5%27%20y=%271.5%27%20width=%2711%27%20height=%2711%27%20rx=%272%27/%3E%3Cpath%20d=%27M4%207.2l2%202%204-4.4%27/%3E%3C/svg%3E");--g-perspective:url("data:image/svg+xml,%3Csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20viewBox=%270%200%2014%2014%27%20stroke=%27black%27%20stroke-width=%271.4%27%3E%3Ccircle%20cx=%277%27%20cy=%277%27%20r=%275.5%27%20fill=%27none%27/%3E%3Cpath%20d=%27M7%201.5a5.5%205.5%200%200%201%200%2011z%27%20fill=%27black%27/%3E%3C/svg%3E");--g-solution:url("data:image/svg+xml,%3Csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20viewBox=%270%200%2014%2014%27%20stroke=%27black%27%20stroke-width=%271.4%27%3E%3Cpath%20d=%27M7%201.5l5.5%205.5L7%2012.5%201.5%207z%27%20fill=%27none%27/%3E%3Ccircle%20cx=%277%27%20cy=%277%27%20r=%271.2%27%20fill=%27black%27/%3E%3C/svg%3E");--g-case-study:url("data:image/svg+xml,%3Csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20viewBox=%270%200%2014%2014%27%20fill=%27none%27%20stroke=%27black%27%20stroke-width=%271.4%27%3E%3Crect%20x=%271.5%27%20y=%271.5%27%20width=%274.5%27%20height=%2711%27/%3E%3Crect%20x=%278%27%20y=%275%27%20width=%274.5%27%20height=%277.5%27/%3E%3C/svg%3E");--g-engineering-notes:url("data:image/svg+xml,%3Csvg%20xmlns=%27http://www.w3.org/2000/svg%27%20viewBox=%270%200%2014%2014%27%20fill=%27none%27%20stroke=%27black%27%20stroke-width=%271.4%27%3E%3Cpath%20d=%27M5%203.5L1.5%207%205%2010.5M9%203.5L12.5%207%209%2010.5%27/%3E%3C/svg%3E")}
.art-col{max-width:44rem}
.has-toc .art-col{max-width:1100px}

/* ---- header: fixed gap between H1 and subtitle (was 16px, the .doc-lede rule beat .editorial-lede-gap) ---- */
[data-loc="article"] .art-head{padding-top:1.5rem}
[data-loc="article"] .art-title{font-size:clamp(2rem,4.2vw,3.5rem);font-weight:400;letter-spacing:-.03em;line-height:1.08;margin-top:1.5rem;max-width:22ch}
[data-loc="article"] .art-head .type-eyebrow{display:inline-flex;align-items:center;gap:.6rem;margin:0}
[data-loc="article"] .art-head .doc-lede{margin-top:28px;max-width:38rem;font-size:clamp(1.0625rem,1.6vw,1.25rem);line-height:1.55;color:var(--in-soft)}
[data-loc="article"] .art-byline{display:flex;flex-wrap:wrap;gap:.25rem 1rem;margin-top:2rem!important;padding:1.1rem 0;border-top:1px solid var(--in-hair);border-bottom:1px solid var(--in-hair);font-family:var(--in-mono);font-size:12px;letter-spacing:.06em;color:var(--in-muted)}


/* ---- type glyphs (masks, so they follow the text colour) ---- */
.gl{display:inline-block;width:12px;height:12px;flex:none;background:currentColor;-webkit-mask:var(--gl) center/contain no-repeat;mask:var(--gl) center/contain no-repeat}
[data-type] .type-eyebrow:before,[data-type].type-eyebrow:before{content:"";display:inline-block;width:12px;height:12px;flex:none;background:currentColor;-webkit-mask:var(--gl) center/contain no-repeat;mask:var(--gl) center/contain no-repeat}
[data-type] .type-eyebrow{display:inline-flex;align-items:center;gap:.6rem}
.gl-guide,[data-type="guide"] .type-eyebrow:before{--gl:var(--g-guide)}
.gl-perspective,[data-type="perspective"] .type-eyebrow:before{--gl:var(--g-perspective)}
.gl-solution,[data-type="solution"] .type-eyebrow:before{--gl:var(--g-solution)}
.gl-case-study,[data-type="case-study"] .type-eyebrow:before{--gl:var(--g-case-study)}
.gl-engineering-notes,[data-type="engineering-notes"] .type-eyebrow:before{--gl:var(--g-engineering-notes)}

/* ---- layout with the contents rail (desktop) ---- */
@media(min-width:1100px){
  .has-toc .art-col{display:grid;grid-template-columns:220px minmax(0,44rem);column-gap:64px;align-items:start}
  .has-toc .art-col>*{grid-column:2}
  .has-toc .art-col>.crumb{grid-column:1/-1}
  .has-toc .art-body{display:contents}
  .has-toc .art-body>*{grid-column:2}
  .has-toc .art-body>.art-toc{grid-column:1;grid-row:3/span 400;align-self:stretch;margin-top:0}
  .has-toc .art-toc-d{position:sticky;top:96px}
}

/* ---- body ---- */
.art-body{font-size:clamp(1.0625rem,1.5vw,1.1rem);line-height:1.78;color:var(--in-body)}
.art-p{margin-top:1.4rem}
.art-body>.art-p:first-child{margin-top:2.25rem}
.art-body a{text-decoration:none;border-bottom:1px solid var(--in-accent)}
.art-body a:hover{border-bottom-width:2px}
.art-h2{margin-top:4.5rem;padding-top:1.75rem;border-top:1px solid var(--in-hair);font-size:clamp(1.5rem,2.6vw,1.875rem);font-weight:400;letter-spacing:-.022em;line-height:1.2;color:var(--in-ink);scroll-margin-top:96px}
.art-h2+.art-p{margin-top:1.25rem}
.art-h3{margin-top:2.5rem;font-size:1.25rem;font-weight:500;letter-spacing:-.01em;line-height:1.3;color:var(--in-ink)}
.art-list{margin:1.25rem 0 0;padding:0;list-style:none}
.art-list li{position:relative;padding:.35rem 0 .35rem 1.6rem}
ul.art-list li:before{content:"";position:absolute;left:.2rem;top:1.15rem;width:9px;height:1px;background:var(--in-ink)}
ol.art-list{counter-reset:o}
ol.art-list li{counter-increment:o}
ol.art-list li:before{content:counter(o,decimal-leading-zero);position:absolute;left:0;top:.55rem;font:12px/1.6 var(--in-mono);color:var(--in-muted)}
ol.art-list li{padding-left:2.4rem}
.art-quote{margin:2.75rem 0 0;padding:.4rem 0 .4rem 1.6rem;border-left:2px solid var(--in-accent);font-size:clamp(1.25rem,2.4vw,1.5625rem);line-height:1.42;letter-spacing:-.012em;color:var(--in-ink)}
.art-quote footer{margin-top:.9rem;font:11px var(--in-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--in-muted)}
.art-code{margin-top:1.6rem;padding:1.1rem 1.25rem;overflow:auto;border:1px solid var(--in-hair);border-radius:14px;background:var(--in-surface);font:13.5px/1.6 var(--in-mono);color:var(--in-ink)}
.art-hr{margin:3rem 0 0;border:0;border-top:1px solid var(--in-hair)}
.art-fig{margin:2.75rem 0 0}
.art-fig img{display:block;width:100%;height:auto}
.art-fig-frame{padding:clamp(14px,3vw,36px);border-radius:20px;background:var(--in-surface);border:1px solid var(--in-hair);overflow:hidden}
.art-fig figcaption{display:flex;gap:.9rem;margin-top:.85rem;font-size:13px;line-height:1.5;color:var(--in-muted)}
.art-fig-n{font:500 11px/1.9 var(--in-mono);letter-spacing:.1em;color:var(--in-ink);text-transform:uppercase;white-space:nowrap}
.art-label{font:500 11px/1.4 var(--in-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--in-muted)}
.art-n{font:12px/1.9 var(--in-mono);color:var(--in-muted)}

/* contents */
.art-toc{margin-top:1.75rem}
.art-toc-d>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;min-height:44px;font:500 11px var(--in-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--in-muted)}
.art-toc-d>summary::-webkit-details-marker{display:none}
.art-toc-d>summary:after{content:"";width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s}
.art-toc-d[open]>summary:after{transform:rotate(-135deg)}
.art-toc ol{margin:.5rem 0 0;padding:0;list-style:none;border-left:1px solid var(--in-hair)}
.art-toc li a{display:flex;gap:.75rem;align-items:baseline;min-height:44px;padding:.55rem 0 .55rem 1rem;margin-left:-1px;border-left:1px solid transparent;border-bottom:0;font-size:13px;line-height:1.4;color:var(--in-muted)}
.art-toc li a:hover{color:var(--in-ink);border-bottom:0}
.art-toc-n{font:11px var(--in-mono);opacity:.7}
.art-toc li a[aria-current="true"]{color:var(--in-ink);border-left-color:var(--in-accent)}
.art-toc li a[aria-current="true"] .art-toc-n{color:var(--in-accent);opacity:1}
.art-toc-meta{margin-top:1.4rem;font:11px var(--in-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--in-muted)}
.art-toc-bar{display:block;position:relative;height:2px;margin-top:.7rem;background:var(--in-hair)}
.art-toc-bar i{position:absolute;inset:0 auto 0 0;width:0;background:var(--in-ink)}
@media(max-width:1099px){
  .art-toc{border:1px solid var(--in-hair);border-radius:14px;padding:0 1.1rem}
  .art-toc-d[open]>ol{margin-bottom:.75rem}
  .art-toc-meta,.art-toc-bar{display:none}
}

/* takeaways */
.art-take{margin-top:2.75rem;padding:clamp(22px,3vw,32px) clamp(22px,3.4vw,36px);border-radius:20px;background:var(--in-surface);border:1px solid var(--in-hair)}
.art-take .art-label{display:flex;align-items:center;gap:.65rem;margin:0}
.art-take .art-label:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--in-accent)}
.art-take ol{margin:1.25rem 0 0;padding:0;list-style:none}
.art-take li{display:grid;grid-template-columns:30px 1fr;gap:6px;padding:.8rem 0;border-top:1px solid var(--in-rule);font-size:1.0313rem;line-height:1.55;color:var(--in-body)}
.art-take li:first-child{border-top:0;padding-top:0}

/* checklist */
.art-check{margin-top:2.25rem;border-top:1px solid var(--in-ink)}
.art-check>.art-label{padding:1rem 0;border-bottom:1px solid var(--in-hair)}
.art-check ol{margin:0;padding:0;list-style:none}
.art-check li{display:grid;grid-template-columns:44px 1fr 24px;gap:8px;align-items:start;padding:1.35rem 0;border-bottom:1px solid var(--in-hair)}
@media(min-width:700px){.art-check li{grid-template-columns:56px 1fr 24px}}
.art-check .art-n{line-height:1.75rem;font-size:13px}
.art-check-body{display:block}
.art-check-body strong{display:block;font-weight:500;font-size:1.0625rem;line-height:1.4;color:var(--in-ink)}
.art-check-body span{display:block;margin-top:.25rem;font-size:.97rem;line-height:1.6;color:var(--in-soft)}
.art-tick{width:20px;height:20px;margin-top:5px;border:1px solid #b9b2a8;border-radius:6px}

/* problem / approach / result */
.art-sol{display:grid;gap:0;margin-top:2.25rem;border:1px solid var(--in-hair);border-radius:20px;background:var(--in-surface);overflow:hidden}
.art-sol>div{padding:clamp(18px,2.6vw,28px) clamp(20px,3vw,34px);border-top:1px solid var(--in-rule)}
.art-sol>div:first-child{border-top:0}
.art-sol h3{margin:0 0 .5rem;font:500 11px/1.4 var(--in-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--in-muted)}
.art-sol-result h3{color:var(--in-accent)}
.art-sol p{margin:0;font-size:1.03rem;line-height:1.65;color:var(--in-body)}

/* before / after (only rendered with client permission and real numbers) */
.art-metrics{margin-top:2.25rem;overflow-x:auto}
.art-metrics table{width:100%;border-collapse:collapse;font-size:.97rem}
.art-metrics caption{text-align:left;padding-bottom:.75rem;font:500 11px var(--in-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--in-muted)}
.art-metrics th,.art-metrics td{padding:.85rem .75rem .85rem 0;border-top:1px solid var(--in-hair);text-align:left;font-weight:400}
.art-metrics thead th{border-top:1px solid var(--in-ink);font:500 11px var(--in-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--in-muted)}
.art-metrics tbody th small{display:block;color:var(--in-muted);font-size:12px}
.art-metrics td{font-family:var(--in-mono)}

/* faq */
.art-faq{margin-top:4.5rem}
.art-faq>.art-h2{margin-top:0}
.art-faq details{border-bottom:1px solid var(--in-hair)}
.art-faq details:first-of-type{border-top:1px solid var(--in-ink);margin-top:1.25rem}
.art-faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1.5rem;min-height:44px;padding:1.2rem 0;font-size:1.0625rem;line-height:1.4;color:var(--in-ink);cursor:pointer}
.art-faq summary::-webkit-details-marker{display:none}
.art-faq summary:after{content:"+";flex:none;font:300 24px/1 var(--in-mono);color:var(--in-muted)}
.art-faq details[open] summary:after{content:"\2013";color:var(--in-accent)}
.art-faq-a{padding:0 0 1.35rem;max-width:36rem;color:var(--in-soft)}
.art-faq-a p{margin:0;font-size:1rem;line-height:1.7}

/* related */
.art-related{margin-top:4rem}
.art-related ul{margin:.9rem 0 0;padding:0;list-style:none;border-top:1px solid var(--in-ink)}
.art-related li{border-bottom:1px solid var(--in-hair)}
.art-related a{display:block;padding:1.1rem 0;min-height:44px;border-bottom:0;font-size:1.0625rem;line-height:1.4}
.art-related a:hover{color:var(--in-accent)}

/* end of article call to action */
.art-end{margin-top:5rem;border-radius:24px;background:var(--in-surface);border:1px solid var(--in-hair);position:relative;overflow:hidden}
.art-end:before{content:"";position:absolute;right:-40px;top:-40px;width:200px;height:200px;border-radius:50%;border:1px solid var(--in-rule)}
.art-end:after{content:"";position:absolute;right:20px;top:20px;width:80px;height:80px;border-radius:50%;border:1px solid var(--in-rule)}
.art-end-in{position:relative;padding:clamp(28px,5vw,52px) clamp(22px,4.5vw,48px);z-index:1}
.art-end-h{margin:1.1rem 0 0;max-width:20ch;font-size:clamp(1.625rem,3vw,2rem);font-weight:400;letter-spacing:-.025em;line-height:1.15}
.art-end-p{margin-top:1rem;max-width:30rem;font-size:1.03rem;line-height:1.65;color:var(--in-soft)}
.art-end-act{display:flex;flex-wrap:wrap;gap:1rem 1.75rem;align-items:center;margin-top:1.9rem}
.art-end-act .cta-hero-cream-primary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-bottom:0}
.art-end-act .editorial-link{min-height:44px;display:inline-flex;align-items:center}
.art-body .art-end a{border-bottom:0}

/* ---- Insights index: filter chips, rows ---- */
.idx-filter{display:flex;flex-wrap:wrap;gap:.65rem;align-items:center;padding:1.4rem 0;border-top:1px solid var(--in-hair);margin-top:2rem}
.idx-count{flex:0 0 100%;display:flex;align-items:center;gap:.9rem;margin:0 0 .6rem;font:500 11px/1.4 var(--in-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--in-muted)}
.idx-count b{font-weight:500;color:#b43712;margin-right:.35rem}
.idx-count i{width:1.75rem;height:1px;background:var(--in-rule)}
.idx-filter-label{margin:0 .6rem 0 0;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--in-muted)}
.idx-chips{display:flex;flex-wrap:wrap;gap:.6rem}
.idx-chip{display:inline-flex;align-items:center;gap:.5rem;min-height:44px;padding:0 1.1rem;border:1px solid var(--in-hair);border-radius:999px;background:transparent;font:inherit;font-size:13px;color:#3a352f;cursor:pointer;transition:background-color .2s,border-color .2s,color .2s}
.idx-chip em{font-style:normal;font-family:var(--in-mono);font-size:11px;color:var(--in-muted)}
.idx-chip:hover{border-color:var(--in-brown);background:var(--in-surface)}
/* active type: soft cream-brown tint, brown text and hairline, count in the deep orange (4.9:1 on the tint) */
.idx-chip[aria-pressed="true"]{background:var(--in-surface2);border-color:var(--in-brown);color:var(--in-brown)}
.idx-chip[aria-pressed="true"] em{color:#b43712}
.idx-chip[aria-pressed="true"]:hover{background:#e9e0d1}
.idx-chip:focus-visible,.art-toc a:focus-visible,.art-faq summary:focus-visible,.art-toc-d>summary:focus-visible{outline:2px solid var(--in-brown);outline-offset:3px}
.idx-status{margin:0 0 0 auto;font-size:12px;color:var(--in-muted)}
.idx-wrap .idx-list{margin-top:0;padding:0;list-style:none}
.idx-row[hidden]{display:none}
@media(min-width:900px){
  .idx-row{grid-template-columns:3.5rem minmax(0,1.25fr) minmax(0,1fr) 9.5rem;column-gap:2.5rem;row-gap:0;align-items:start}
  /* two grid rows: eyebrow on top, then title, excerpt and date/read link start on the same line (cap-height aligned) */
  .idx-row>:nth-child(2){display:contents}
  .idx-row>.n{grid-column:1;grid-row:1;padding-top:0}
  .idx-row .type-eyebrow{grid-column:2;grid-row:1;margin-bottom:var(--editorial-eyebrow-to-title,1rem)}
  .idx-row .type-display-sm{grid-column:2;grid-row:2;margin-top:0}
  .idx-row>:nth-child(3){grid-column:3;grid-row:2}
  .idx-row>.idx-meta{grid-column:4;grid-row:2}
  .idx-row .type-rail-caption{margin-top:1px}
  .idx-row .idx-meta-line{margin-top:-1px}
}
.idx-row{position:relative}
.idx-row .type-display-sm{max-width:24ch}
.idx-meta{display:flex;flex-direction:column;gap:.35rem}
@media(min-width:900px){.idx-meta{text-align:right;align-items:flex-end}}
.idx-meta-line{margin:0;font-size:12px;line-height:1.9;color:var(--in-muted);letter-spacing:.04em;white-space:pre-line}
.idx-row:hover:before,.idx-row:focus-within:before{content:"";position:absolute;left:-14px;top:2.75rem;bottom:2.75rem;width:2px;background:var(--in-accent)}
.idx-row:hover .editorial-link{border-color:var(--in-accent)}
.idx-row .editorial-link,.idx-row .ink-group-hover{min-height:44px;display:inline-flex;align-items:center}
.idx-row h2 .ink-group-hover{min-height:0;display:inline}

@media(prefers-reduced-motion:reduce){
  .idx-chip,.art-toc-d>summary:after{transition:none}
  html{scroll-behavior:auto!important}
}

/* ---- Insights index header: text only, type-led (no cover image) ---- */
body[data-page="insights"] .svc-hero.no-art-wide{padding:clamp(2.5rem,6vw,5.5rem) 0 0}
body[data-page="insights"] .svc-hero .pillar-head{max-width:none}
body[data-page="insights"] .svc-hero h1{margin-top:1.25rem;max-width:16ch;font-size:clamp(2.5rem,6.4vw,5.25rem);font-weight:300;letter-spacing:-.035em;line-height:1.04;text-transform:none;color:#14110e}
body[data-page="insights"] .svc-hero .type-body{margin-top:clamp(1.5rem,2.4vw,2rem);max-width:36rem;font-size:clamp(1.0625rem,1.5vw,1.25rem);line-height:1.6;color:#4a443f}
body[data-page="insights"] .idx-filter{margin-top:clamp(2.25rem,4.5vw,4rem)}
@media(max-width:600px){.idx-count{letter-spacing:.1em}.idx-status{margin-left:0;flex:0 0 100%}}
/* end-of-article CTA row: primary button and text link share one vertical centre.
   v12/v143 force display:inline on .editorial-link.arrow, so match their specificity and win. */
body .art-end .art-end-act{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:1rem 1.75rem}
body .art-end .art-end-act a.cta-hero-cream-primary,body .art-end .art-end-act a.editorial-link.arrow{display:inline-flex;align-items:center;justify-content:flex-start;min-height:44px;margin:0;padding-top:0;padding-bottom:0;line-height:1.25;vertical-align:middle;align-self:center}
body .art-end .art-end-act a.cta-hero-cream-primary{justify-content:center}
body .art-end .art-end-act a.editorial-link.arrow{padding-left:0;padding-right:0}
/* An image that failed to load hides its whole figure: no broken icon, no alt text in an empty frame. */
.art-fig.is-img-failed,img.is-img-failed{display:none}