/* SOLNEX R05 — architectural editorial / precise energy systems */
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@media(max-width:650px){html{scroll-padding-top:90px}.home-intro,.page-intro{grid-template-columns:1fr;padding-block:38px 36px;gap:30px}.home-intro h1{font-size:clamp(43px,10.7vw,67px)}.home-intro .eyebrow{margin-bottom:20px}.home-intro-copy{justify-self:start;max-width:100%;position:relative;padding-right:35px}.home-intro-copy .axis-mark{position:absolute;right:0;top:3px;font-size:28px}.home-intro-copy p{margin-bottom:18px;font-size:16px}.home-cover,.page-cover{margin-inline:0}.home-cover>img{aspect-ratio:1.15;object-position:51% center}.home-cover figcaption{padding:35px 22px 18px;gap:15px}.home-cover figcaption span:first-child{font-size:10px}.home-cover figcaption span:nth-child(2){display:none}.discipline-strip{grid-template-columns:repeat(3,1fr);gap:12px;padding-block:23px;font-size:10px}.discipline-strip>span:first-child{grid-column:1/-1;text-align:left;font-size:12px;margin-bottom:6px;letter-spacing:0;text-transform:none}.discipline-strip span:not(:first-child){text-align:left}.section-heading{grid-template-columns:1fr;gap:24px;margin-bottom:32px}.eyebrow{margin-bottom:17px}.section-intro{justify-self:start}.section-intro p{font-size:16px}.section-intro .text-link{margin-top:20px}.card-grid{grid-template-columns:1fr;gap:40px}.card-image img{aspect-ratio:1.4}.card-head{margin-block:21px 12px}.card-head h3{font-size:26px}.solution-card>p{font-size:16px;max-width:none}.tag-line{margin-top:20px;padding-top:13px}.bipv-editorial{grid-template-columns:1fr}.bipv-copy{padding:52px var(--gutter) 40px}.bipv-copy h2{font-size:46px}.bipv-copy>p:not(.eyebrow){max-width:440px}.material-note{margin-top:10px;flex-direction:row;padding-top:25px}.bipv-editorial figure img{height:auto;aspect-ratio:1.15;object-position:center}.bipv-editorial figcaption{left:22px;bottom:20px;font-size:11px}.application-explorer{grid-template-columns:1fr;gap:27px}.application-preview{position:static}.application-preview img{aspect-ratio:1.38}.application-choice{font-size:20px;gap:22px}.application-row{padding:17px 0}.application-row p{padding-left:40px}.application-link{font-size:12px}.application-link span{font-size:16px}.split{grid-template-columns:1fr;gap:40px}.editorial-image img{aspect-ratio:1.24}.split-copy p:not(.eyebrow){font-size:16px;margin-block:22px}.fine-facts{margin-top:32px;padding-top:22px;gap:37px}.process-grid{gap:28px 24px}.process-grid h3{font-size:24px}.process-grid p{font-size:14px}.journal-grid{gap:32px}.journal-grid h3{font-size:28px;margin-bottom:25px}.cta-inner{grid-template-columns:1fr;gap:26px}.project-cta{padding-block:55px}.cta-inner h2{font-size:41px}.cta-inner p:not(.eyebrow){font-size:16px}.footer-top{flex-wrap:wrap;align-items:start;gap:24px;padding-bottom:30px}.footer-top p{margin-left:auto;font-size:12px}.footer-top>.eyebrow{width:100%;margin-left:0;font-size:11px}.site-footer{padding-top:45px}.footer-columns{gap:32px 20px;padding-block:35px 45px;grid-template-columns:1fr 1fr}.footer-col h2{font-size:11px;margin-bottom:14px}.footer-col a{font-size:13px}.footer-legal p{font-size:11px}.page-intro h1{font-size:44px}.page-lead{justify-self:start}.page-lead p{font-size:16px;margin-bottom:20px}.page-cover>img{aspect-ratio:1.2;object-position:center}.page-cover figcaption{left:22px;bottom:18px;font-size:11px;max-width:calc(100% - 44px)}.section-nav{gap:20px;padding-block:20px;font-size:12px;justify-content:space-between}.section-nav>span{display:none}.consideration-grid{grid-template-columns:1fr;gap:28px}.consideration-grid h3{font-size:26px;margin-block:17px 15px;max-width:100%}.consideration-grid p{font-size:16px}.energy-diagram{padding:18px}.diagram-heading{flex-direction:column;gap:15px}.diagram-legend{justify-content:start;font-size:11px;gap:16px}.mobile-system{grid-template-columns:1fr;gap:15px;padding-block:25px 10px}.mobile-system ul{padding:0}.mobile-system li:last-child{border-bottom:0}.energy-diagram>figcaption{font-size:11px}.preparation{grid-template-columns:1fr;gap:40px}.faq-list summary{font-size:17px}.related-links{gap:20px 32px}.related-section{padding-bottom:50px}.editorial-intro{padding-block:43px 40px}.editorial-intro h1{font-size:44px}.editorial-intro>p:not(.eyebrow){font-size:17px;margin-top:23px}.manifesto{grid-template-columns:1fr;gap:25px}.manifesto>div>p{font-size:17px}.process-detail article{grid-template-columns:65px 1fr;gap:20px;padding-block:32px}.process-number{font-size:48px}.process-detail h2{font-size:28px}.process-detail p{font-size:15px}.process-note{font-size:13px!important}.technology-hero{gap:18px;grid-template-columns:1fr}.technology-hero img,.technology-hero figure:last-child img{height:auto;aspect-ratio:1.45}.guide-index{grid-template-columns:1fr;gap:24px}.guide-index a{gap:14px;position:relative;padding-right:30px}.guide-index a>span:last-child{position:absolute;right:0;bottom:0}.guide-index strong{font-size:25px}.guide-article{grid-template-columns:1fr;gap:35px}.guide-aside{position:static}.guide-article h2{font-size:34px}.guide-article .lead{font-size:17px}.guide-article h3{font-size:23px}.preview-notice{padding:18px;margin-bottom:26px}.contact-tabs{gap:25px}.contact-tabs button{padding:14px 0;margin:0;font-size:16px}.contact-panel{grid-template-columns:1fr;gap:35px;padding-block:35px 65px}.contact-panel aside h2{font-size:34px}.contact-panel .check-list{display:none}.enquiry-form{gap:22px}.button{padding:14px 18px}.text-link{gap:28px}}
/* Mobile navigation stays in document flow: never cover the page beneath it. */
@media(max-width:900px){
  .site-header{position:relative;top:auto}
  .header-inner{height:auto;min-height:64px;flex-wrap:wrap;gap:0 20px}
  .header-inner>.wordmark{margin-block:18px}
  .menu-toggle{min-height:44px}
  #main-nav{position:static;flex-basis:100%;width:100%;max-height:none;overflow:visible;padding:0 0 24px;border:0}
  #main-nav>a:not(.nav-cta),.nav-dropdown>summary{padding-block:12px}
  html:not(.js) #main-nav{display:block}
  html:not(.js) .menu-toggle{display:none}
  html{scroll-padding-top:24px}
}

/* R06 approved presentation: short product stories, technical depth on demand. */
.header-inner{height:74px}.wordmark{font-weight:500;letter-spacing:.19em;font-size:28px}
#main-nav{gap:36px}#main-nav>a:not(.nav-cta){padding:20px 0}.nav-cta{border-radius:30px;padding:10px 20px}
.mobile-menu{display:none}.button{border-radius:30px;padding:12px 25px;gap:18px}.button.outline{background:transparent;color:var(--gold);border-color:var(--gold)}.button.outline:hover{background:#e9e6de}
.focus-hero{text-align:center}.hero-copy{padding-block:56px 34px}.hero-copy h1{font-size:clamp(46px,5.5vw,82px);font-weight:500;line-height:1.04;max-width:1100px;margin-inline:auto}.hero-copy>p:not(.eyebrow){font-size:22px;margin:22px auto 28px;max-width:720px}.hero-copy>.eyebrow{color:var(--gold);font-weight:400;letter-spacing:.04em;font-size:14px}.hero-copy .actions{justify-content:center;gap:16px}.focus-hero figure{max-width:1720px;margin:auto;overflow:hidden}.focus-hero figure img{aspect-ratio:2.6;object-fit:cover;object-position:center 53%}.detail-hero .hero-copy h1{font-size:clamp(43px,4.8vw,70px)}.detail-hero figure img{aspect-ratio:2.25}.hero-copy>p.essential-note{font-size:13px;max-width:670px;margin:20px auto 0;line-height:1.5}
.product-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-block:30px}.product-tile{background:#eeeee9;min-width:0}.product-photo{display:block;overflow:hidden}.product-photo img{aspect-ratio:1.65;object-fit:cover;transition:transform .4s}.product-photo:hover img{transform:scale(1.025)}.product-tile>div{padding:25px 30px 30px}.product-tile h2{font-size:36px;margin-bottom:10px}.product-tile p{font-size:18px;margin-bottom:18px}.product-tile .text-link{color:var(--gold);border:0;padding:0;font-size:15px}
.signature{display:grid;grid-template-columns:1fr 1.05fr;background:var(--dark);color:var(--paper)}.signature>div{padding:clamp(32px,5vw,72px);align-self:center}.signature h2{font-size:clamp(36px,3.8vw,57px);line-height:1.06}.signature .eyebrow{color:#d2ac70;font-size:14px;letter-spacing:0;font-weight:400}.signature p:not(.eyebrow){color:#e0e4dc;font-size:17px;margin-block:24px}.signature .text-link{color:#d8b47a;border:0;font-size:15px}.signature>a{display:block;min-height:430px}.signature img{height:100%;object-fit:cover;object-position:center}
.audiences{padding-block:62px 48px;text-align:center}.audiences h2{font-size:36px;margin-bottom:32px}.audience-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.audience-grid img{aspect-ratio:1.9;object-fit:cover}.audience-grid h3{font-size:23px;margin-top:17px}.audience-links{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;margin-top:10px;font-size:13px;color:var(--muted)}.audience-links a:hover{text-decoration:underline}
.simple-cta{padding-block:45px 55px;text-align:center;background:#efefea}.simple-cta h2{font-size:38px;margin-bottom:22px}.simple-cta.project{background:var(--dark);color:var(--paper);padding-block:45px}.simple-cta.project>.shell{display:flex;align-items:center;justify-content:space-between;gap:35px}.simple-cta.project h2{font-size:34px;margin:0;text-align:left}.simple-cta.project .button{background:transparent;border-color:#c5a166;color:#e5c086;flex-shrink:0}
.simple-footer{padding:28px 0;background:var(--paper)}.simple-footer-row{display:flex;gap:35px;align-items:center;justify-content:space-between}.simple-footer .wordmark{font-size:21px}.simple-footer-row nav{display:flex;gap:30px;font-size:13px}.footer-more{border-top:1px solid var(--line);margin-top:25px;padding-top:16px}.footer-more>summary{list-style:none;display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}.footer-more>summary::-webkit-details-marker{display:none}.footer-more nav{display:flex;gap:12px 30px;flex-wrap:wrap;padding-block:18px 5px;font-size:13px}.simple-footer .footer-legal{border-color:var(--line);margin-top:18px;padding-top:18px}.simple-footer .footer-legal p{color:var(--muted);font-size:12px}
.benefits{padding-block:55px}.benefits>h2{text-align:center;font-size:32px;margin-bottom:40px}.benefits>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;text-align:center}.benefits article+article{border-left:1px solid var(--line);padding-left:26px}.benefits h3{font-size:23px;letter-spacing:-.025em;margin-bottom:14px}.benefits p{font-size:16px}
.focus-feature{display:grid;grid-template-columns:1.1fr 1fr;background:#efefea;align-items:center}.focus-feature>img{height:100%;aspect-ratio:1.28;object-fit:cover}.focus-feature>div{padding:45px clamp(28px,5vw,65px)}.focus-feature h2{font-size:clamp(32px,3.5vw,48px)}.focus-feature p{font-size:18px;margin-block:23px}.focus-feature .text-link{color:var(--gold);font-size:15px}.strata-route{display:flex;gap:25px;align-items:center;padding-top:35px}
.technical-details{padding-block:60px 65px}.technical-details>h2{font-size:34px;margin-bottom:28px}.technical-disclosure{border-top:1px solid var(--line);scroll-margin-top:95px}.technical-disclosure:last-child{border-bottom:1px solid var(--line)}.technical-disclosure>summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:21px;font-size:18px}.technical-disclosure>summary::-webkit-details-marker{display:none}.technical-disclosure>summary span{font-size:24px;font-weight:300}.technical-disclosure[open]>summary span{transform:rotate(45deg)}.disclosure-content{padding:12px 0 32px}.disclosure-content>h3{font-size:27px;margin-bottom:18px}.disclosure-content>p{max-width:860px;font-size:17px;margin-bottom:28px}.disclosure-content .energy-diagram{margin-top:30px}.disclosure-content .consideration-grid{margin-block:30px}.disclosure-content .prepare-heading{margin-top:32px}.disclosure-content .related-links{margin-top:30px}.technical-disclosure .faq-list{max-width:1000px}
.editorial-intro{padding-block:55px 45px}.editorial-intro h1{font-size:clamp(42px,4.4vw,64px)}
@media(max-width:900px){
  .header-inner{height:auto;min-height:64px;position:relative;gap:0}.header-inner>.wordmark{margin-block:20px;font-size:25px}
  #main-nav,html:not(.js) #main-nav{display:none!important}.mobile-menu{display:block;flex-basis:100%;width:100%}
  .mobile-menu>summary{position:absolute;right:0;top:10px;min-height:44px;display:flex;align-items:center;gap:12px;list-style:none;font-size:14px}.mobile-menu>summary::-webkit-details-marker{display:none}
  .mobile-menu nav{padding:0 0 22px}.mobile-menu nav>a{display:block;padding:12px 0;border-top:1px solid var(--line);font-size:17px}.mobile-menu nav>a[aria-current=page]{color:var(--gold)}.mobile-menu nav>.nav-cta{display:inline-block;padding:10px 22px;margin-top:15px;font-size:15px}
  .hero-copy{padding-block:42px 30px}.hero-copy h1{font-size:60px}.focus-hero figure img{aspect-ratio:2}.signature>a{min-height:390px}.signature>div{padding:35px}.signature h2{font-size:38px}.signature p:not(.eyebrow){font-size:16px}.benefits h3{font-size:20px}.focus-feature>div{padding:32px}.simple-cta.project>.shell{gap:25px}.simple-cta.project h2{font-size:29px}
}
@media(max-width:650px){
  .hero-copy{text-align:left;padding-block:28px 26px}.hero-copy h1{font-size:clamp(41px,10.6vw,60px);line-height:1.05;letter-spacing:-.045em}.hero-copy>p:not(.eyebrow){font-size:19px;margin:18px 0 22px}.hero-copy .actions{justify-content:flex-start;gap:12px}.hero-copy .button{font-size:14px;padding:11px 20px}.hero-copy .actions>.outline{display:none}.focus-hero figure img{aspect-ratio:1.36;object-position:center}.detail-hero .hero-copy h1{font-size:43px}.detail-hero figure img{aspect-ratio:1.2}.hero-copy>p.essential-note{font-size:13px;margin-top:18px}
  .product-pair{grid-template-columns:1fr;gap:18px;padding-block:20px}.product-tile{display:grid;grid-template-columns:1fr 1.25fr}.product-photo{grid-column:2;grid-row:1}.product-photo img{height:100%;min-height:220px;aspect-ratio:.9}.product-tile>div{grid-column:1;grid-row:1;padding:25px 16px;align-self:center}.product-tile h2{font-size:28px}.product-tile p{font-size:16px;line-height:1.4;margin-bottom:18px}.product-tile .text-link{font-size:14px;gap:9px}
  .signature{grid-template-columns:1fr}.signature>div{padding:32px 24px}.signature h2{font-size:39px}.signature p:not(.eyebrow){font-size:16px;margin-block:18px}.signature>a{min-height:0;height:260px}.signature img{object-position:center 60%}.audiences{padding-block:40px 34px}.audiences h2{font-size:30px;margin-bottom:24px}.audience-grid{grid-template-columns:1fr;gap:25px}.audience-grid article>a{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center;text-align:left}.audience-grid h3{font-size:22px;margin:0}.audience-grid img{aspect-ratio:1.5}.audience-links{justify-content:flex-start;margin-left:calc(50% + 10px);gap:8px;font-size:13px;flex-direction:column}
  .simple-cta{padding-block:35px 40px}.simple-cta h2{font-size:32px}.simple-cta.project>.shell{display:block}.simple-cta.project h2{font-size:32px;text-align:center;margin-bottom:23px}.simple-footer-row{align-items:start;gap:24px}.simple-footer-row nav{flex-direction:column;gap:10px}.simple-footer .wordmark{font-size:19px}.simple-footer .footer-legal p{font-size:12px}.footer-more nav{flex-direction:column;gap:14px}
  .benefits{padding-block:35px}.benefits>h2{font-size:27px;margin-bottom:30px}.benefits>div{grid-template-columns:1fr;text-align:left;gap:23px}.benefits article+article{border-left:0;border-top:1px solid var(--line);padding:23px 0 0}.benefits h3{font-size:22px;margin-bottom:8px}.benefits p{font-size:16px}.focus-feature{grid-template-columns:1fr}.focus-feature>img{aspect-ratio:1.4;height:auto}.focus-feature>div{padding:30px 24px}.focus-feature h2{font-size:33px}.focus-feature p{font-size:17px;margin-block:20px}.strata-route{flex-direction:column;align-items:start;gap:12px}
  .technical-details{padding-block:40px}.technical-details>h2{font-size:30px;margin-bottom:22px}.technical-disclosure{scroll-margin-top:20px}.technical-disclosure>summary{font-size:17px;padding-block:19px}.disclosure-content>h3{font-size:25px}.disclosure-content>p{font-size:16px}.editorial-intro{padding-block:35px}.editorial-intro>p:not(.eyebrow){font-size:17px}
}
@media(max-width:650px){.hero-copy .actions>.button:first-child{display:none}.hero-copy .actions>.outline{display:inline-flex;background:var(--ink);border-color:var(--ink);color:var(--paper)}}
/* R07: equal systems, coherent building categories and visible decision content. */
.focus-hero>figure.shell{width:min(100% - var(--gutter)*2,1440px);max-width:1440px;margin-inline:auto}
.focus-hero figure img{aspect-ratio:2.15;object-position:center 61%}
.product-pair{grid-template-columns:repeat(3,minmax(0,1fr))}
.product-photo img{aspect-ratio:1.4}.product-tile>div{padding:24px}.product-tile h2{font-size:36px;font-weight:400;line-height:1.12;letter-spacing:-.045em}.product-tile p{font-size:17px;min-height:56px}
.audience-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.audience-grid img{aspect-ratio:1.45;object-position:center}.audience-grid h3{font-size:22px}
.breadcrumbs{display:flex;gap:12px;align-items:center;padding-top:22px;font-size:13px;color:var(--muted)}.breadcrumbs a:hover{text-decoration:underline}
.detail-hero .hero-copy{padding-top:28px}.detail-hero figure img{aspect-ratio:2.15}body[data-page="bipv"] .detail-hero figure img,body[data-page="architecture-facades"] .detail-hero figure img{aspect-ratio:1.95;object-position:center 43%}
.decision-guide{padding-block:55px 40px}.decision-intro{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start;margin-bottom:35px}.decision-intro h2{font-size:36px}.decision-intro>p{font-size:18px;line-height:1.65}
.decision-questions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.decision-questions article{border-top:1px solid var(--line);padding-top:24px}.decision-questions h3{font-size:23px;line-height:1.25;letter-spacing:-.02em;margin-bottom:16px}.decision-questions p{font-size:16px;line-height:1.8}
.source-note{font-size:13px;margin-top:26px}.source-note a{text-decoration:underline;text-underline-offset:3px}
.pathways{padding-block:20px 30px}.pathways h2{font-size:27px;margin-bottom:22px}.pathways nav{display:flex;gap:14px;flex-wrap:wrap}.pathway-link{padding:13px 18px;border:1px solid var(--line);display:flex;gap:26px;align-items:center;font-size:15px}.pathway-link:hover{background:var(--sand)}
@media(max-width:900px){.product-tile>div{padding:20px}.product-tile h2{font-size:30px}.product-tile p{font-size:16px}.audience-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.decision-intro{gap:35px}.decision-questions{gap:23px}.decision-questions h3{font-size:21px}}
@media(max-width:650px){.focus-hero .actions>.button:first-child{display:inline-flex}.focus-hero>figure.shell{width:calc(100% - var(--gutter)*2)}.focus-hero figure img{aspect-ratio:1.4;object-position:center}.product-pair{grid-template-columns:1fr}.product-tile h2{font-size:28px}.product-tile p{min-height:0}.product-photo img{aspect-ratio:1;min-height:215px}.audience-grid{grid-template-columns:1fr}.audience-grid img{aspect-ratio:1.5}.audience-grid h3{font-size:21px}.breadcrumbs{padding-top:16px;font-size:12px}.detail-hero .hero-copy{padding-top:24px}.detail-hero figure img,body[data-page="bipv"] .detail-hero figure img,body[data-page="architecture-facades"] .detail-hero figure img{aspect-ratio:1.3}.decision-guide{padding-block:35px 25px}.decision-intro{grid-template-columns:1fr;gap:20px;margin-bottom:25px}.decision-intro h2{font-size:30px}.decision-intro>p{font-size:17px}.decision-questions{grid-template-columns:1fr;gap:28px}.decision-questions h3{font-size:23px}.decision-questions p{font-size:16px}.pathways h2{font-size:25px}.pathways nav{flex-direction:column}.pathway-link{justify-content:space-between}.technical-details{padding-top:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
/* R08: commercial architecture / material evidence / restrained engineering. */
:root{--paper:#f5f6f4;--ink:#192422;--muted:#54605d;--gold:#865f2b}
body{background:#f5f6f4}
#main-nav{gap:26px}#main-nav a{white-space:nowrap}.nav-cta{font-size:14px}
.r8-home{display:grid;grid-template-columns:1.04fr 1fr;gap:5%;padding-block:52px 64px;align-items:center}
.r8-home h1{font-size:clamp(38px,4.1vw,66px);line-height:1.06;letter-spacing:-.055em;font-weight:400;margin:0 0 28px}
.r8-home h1 span{color:#66716d}.r8-home-copy>p:not(.eyebrow){font-size:19px;line-height:1.65;max-width:540px}
.r8-home .actions{display:flex;flex-wrap:wrap;gap:22px;align-items:center;margin:30px 0}
.r8-home>figure{margin:0;position:relative}.r8-home>figure img{width:100%;aspect-ratio:.92;object-fit:cover;object-position:52% center}
.r8-home figcaption{font-size:12px;color:var(--muted);margin-top:12px}
.r8-index{display:flex;flex-wrap:wrap;gap:16px;border-top:1px solid var(--line);padding-top:24px;margin-top:45px;font-size:12px;color:var(--muted)}
.r8-intro{padding-block:64px 44px}.r8-intro h1{font-size:clamp(40px,5vw,76px);line-height:1.05;font-weight:400;letter-spacing:-.05em;margin:0;max-width:1050px}
.r8-intro>p:not(.eyebrow){font-size:20px;line-height:1.65;max-width:790px;margin:26px 0 0}
.r8-section{padding-block:65px;border-top:1px solid var(--line)}
.r8-section>h2,.r8-feature h2,.r8-dark h2,.r8-resource-band h2{font-size:clamp(32px,3.5vw,50px);line-height:1.12;font-weight:400;letter-spacing:-.04em;margin:0 0 34px}
.r8-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:34px}
.r8-grid article{border-top:1px solid var(--line);padding-top:22px}
.r8-grid h3,.r8-applications h3{font-size:23px;font-weight:400;line-height:1.25;margin:0 0 16px;letter-spacing:-.025em}
.r8-grid p,.r8-applications p,.r8-specs p{font-size:16px;line-height:1.8;margin:0}
.r8-section>.text-link{margin-top:30px}.r8-grid:has(>article:nth-child(4)){grid-template-columns:repeat(2,minmax(0,1fr))}
.r8-feature{display:grid;grid-template-columns:1fr 1fr;gap:8%;align-items:center;padding-block:56px 80px;border-top:1px solid var(--line)}
.r8-feature p:not(.eyebrow){font-size:18px;line-height:1.75}.r8-feature .text-link{margin-top:20px}
.r8-feature figure{margin:0}.r8-feature img{aspect-ratio:1.35;object-fit:cover}
.r8-applications{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.r8-applications img{aspect-ratio:1.35;object-fit:cover;width:100%;margin-bottom:25px}
.r8-applications .text-link{margin-top:22px;font-size:15px}
.r8-dark{background:#172724;color:#f4f6f2;padding-block:72px;margin-block:10px 35px}
.r8-dark p{color:#c8d1cd}.r8-dark .eyebrow,.r8-dark .text-link{color:#dfbd83}
.r8-dark .r8-grid article{border-color:#43534e}.r8-dark>.shell>.text-link{margin-top:36px}
.r8-resource-band{display:grid;grid-template-columns:1fr auto;gap:35px;align-items:center;border-top:1px solid var(--line);padding-block:65px}
.r8-resource-band p:not(.eyebrow){max-width:680px;line-height:1.7}
.r8-material{display:grid;grid-template-columns:1.8fr 1fr;gap:24px}.r8-material figure{margin:0}
.r8-material img{height:420px;object-fit:cover;width:100%}.r8-material figure:first-child img{object-position:center 44%}
.r8-note{font-size:14px;line-height:1.7;color:var(--muted);max-width:1000px;margin:24px 0 35px}
.r8-specs>div{display:grid;grid-template-columns:1fr 2fr;gap:45px;border-top:1px solid var(--line);padding-block:25px}
.r8-specs h3{font-size:20px;font-weight:400;margin:0;line-height:1.4}
.r8-paths{display:flex;gap:20px 35px;flex-wrap:wrap;padding-block:26px 45px}.r8-paths .text-link{font-size:16px}
.r8-cover img{aspect-ratio:2.5;object-fit:cover;width:100%}.r8-cover figcaption{font-size:12px;color:var(--muted);margin-top:12px}
.r8-lead{font-size:20px;line-height:1.7;max-width:930px}.r8-resource-index{display:grid;grid-template-columns:1fr 1fr;gap:0 35px;padding-bottom:50px}
.r8-resource-index>a{border-top:1px solid var(--line);padding-block:25px;line-height:1.5}
.r8-section .check-list{max-width:850px}.r8-section h3{margin-top:22px}
.r8-section .energy-diagram{margin-bottom:35px}
@media(min-width:901px) and (max-width:1120px){#main-nav{gap:15px}#main-nav a{font-size:14px}.wordmark{font-size:24px}}
@media(max-width:900px){
.r8-home{gap:30px;grid-template-columns:1fr 1fr}.r8-home h1{font-size:43px}.r8-home .actions{align-items:start;flex-direction:column;gap:17px}.r8-home-copy>p:not(.eyebrow){font-size:17px}
.r8-index{margin-top:28px}.r8-grid,.r8-applications{gap:24px}.r8-grid h3,.r8-applications h3{font-size:21px}
.r8-material img{height:330px}.r8-resource-band{grid-template-columns:1fr}.r8-resource-band>.button{justify-self:start}
}
@media(max-width:650px){
.r8-home{grid-template-columns:1fr;padding-block:32px 42px;gap:30px}.r8-home h1{font-size:clamp(36px,9.5vw,54px)}.r8-home>figure img{aspect-ratio:1.18}
.r8-home-copy>p:not(.eyebrow){font-size:17px}.r8-home .actions{flex-direction:row;align-items:center;gap:20px}.r8-index{display:none}
.r8-intro{padding-block:36px 30px}.r8-intro h1{font-size:clamp(36px,9.5vw,54px)}.r8-intro>p:not(.eyebrow){font-size:17px;margin-top:22px}
.r8-section{padding-block:42px}.r8-section>h2,.r8-feature h2,.r8-dark h2,.r8-resource-band h2{font-size:34px;margin-bottom:28px}
.r8-grid,.r8-grid:has(>article:nth-child(4)),.r8-applications{grid-template-columns:1fr;gap:30px}
.r8-feature{grid-template-columns:1fr;gap:30px;padding-block:40px}.r8-feature p:not(.eyebrow){font-size:17px}
.r8-applications img{aspect-ratio:1.65;margin-bottom:20px}.r8-applications h3,.r8-grid h3{font-size:24px}
.r8-dark{padding-block:48px;margin-block:0 10px}.r8-resource-band{padding-block:42px}
.r8-material{grid-template-columns:1fr;gap:20px}.r8-material img{height:auto;aspect-ratio:1.3}.r8-material figure:last-child img{aspect-ratio:2}
.r8-specs>div{grid-template-columns:1fr;gap:12px;padding-block:22px}.r8-specs h3{margin:0}
.r8-cover img{aspect-ratio:1.4}.r8-lead{font-size:18px}.r8-resource-index{grid-template-columns:1fr;padding-bottom:30px}
.r8-note{font-size:14px}.r8-paths{gap:20px;padding-block:24px 35px}
}
.r8-home .eyebrow,.r8-intro .eyebrow,.r8-section>.eyebrow,.r8-feature .eyebrow,.r8-resource-band .eyebrow,.r8-dark .eyebrow{font-size:14px}
/* Longer commercial navigation switches to the in-flow menu before crowding. */
@media(max-width:1080px){
 .site-header{position:relative;top:auto}
 .header-inner{height:auto;min-height:66px;position:relative;flex-wrap:wrap;gap:0}
 .header-inner>.wordmark{margin-block:20px;font-size:25px}
 #main-nav,html:not(.js) #main-nav{display:none!important}
 .mobile-menu{display:block;flex-basis:100%;width:100%}
 .mobile-menu>summary{position:absolute;right:0;top:10px;min-height:44px;display:flex;align-items:center;gap:12px;list-style:none;font-size:14px}
 .mobile-menu>summary::-webkit-details-marker{display:none}
 .menu-lines{width:23px;height:10px;border-block:1px solid var(--ink)}
 .mobile-menu nav{padding:0 0 22px}
 .mobile-menu nav>a{display:block;padding:12px 0;border-top:1px solid var(--line);font-size:17px}
 .mobile-menu nav>a[aria-current=page]{color:var(--gold)}
 .mobile-menu nav>.nav-cta{display:inline-block;padding:10px 22px;margin-top:15px;font-size:15px}
 html{scroll-padding-top:24px}
}
/* R09: scene-led supporting content, with restrained image heights and clear captions. */
.scene-photo{margin:0 0 22px;min-width:0}
.scene-photo img{width:100%;object-fit:cover;aspect-ratio:1.6}
.scene-photo figcaption{font-size:12px;line-height:1.5;margin-top:9px;color:var(--muted);letter-spacing:.015em}
.r8-grid article:has(>.scene-photo){padding-top:0;border-top:0}
.r8-grid .scene-photo img,.decision-questions .scene-photo img{aspect-ratio:1.55}
.scene-strip{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin-block:8px 34px}
.scene-strip-single{grid-template-columns:1fr}
.scene-strip-single .scene-photo img{aspect-ratio:2.85;max-height:390px}
.scene-strip .scene-photo{margin:0}
.scene-strip img{aspect-ratio:2}
.r8-dark .scene-photo figcaption{color:#c8d1cd}
.r8-resource-band{grid-template-columns:.8fr 1fr;gap:30px 5%}
.r8-resource-band>.scene-photo{grid-row:1/3;margin:0}
.r8-resource-band>.button{grid-column:2;justify-self:start}
.r8-resource-band h2{font-size:clamp(30px,3vw,43px);margin-bottom:22px}
.r8-resource-band .scene-photo img{aspect-ratio:1.25}
.contact-panel aside>.scene-photo{margin-bottom:30px}
.technical-details .scene-section img{aspect-ratio:2.6}
.decision-questions .scene-photo{margin-bottom:20px}
[data-page="technology"] .consideration-grid .scene-photo{margin-bottom:20px}
@media(max-width:900px){
 .r8-grid:has(.scene-photo){grid-template-columns:repeat(2,minmax(0,1fr))}
 .r8-grid:has(.scene-photo)>article:last-child:nth-child(odd){grid-column:1/-1;max-width:100%}
 .r8-grid:has(.scene-photo)>article:last-child:nth-child(odd) .scene-photo img{aspect-ratio:2.3}
}
@media(max-width:650px){
 .r8-grid:has(.scene-photo){grid-template-columns:1fr}
 .r8-grid:has(.scene-photo)>article:last-child:nth-child(odd) .scene-photo img{aspect-ratio:1.6}
 .scene-photo img,.r8-grid .scene-photo img,.decision-questions .scene-photo img{aspect-ratio:1.6}
 .scene-strip{grid-template-columns:1fr;gap:22px;margin-bottom:28px}
 .scene-strip-single .scene-photo img,.scene-strip img,.technical-details .scene-section img{aspect-ratio:1.6}
 .scene-photo figcaption{font-size:12px}
 .r8-resource-band{grid-template-columns:1fr;gap:26px}
 .r8-resource-band>.scene-photo{grid-row:auto}
 .r8-resource-band>.button{grid-column:auto}
 .r8-resource-band .scene-photo img{aspect-ratio:1.7}
}
/* Right-aligned architectural crop excludes incidental pseudo shop lettering at the far left. */
/* R12: location is communicated by weight, colour and underline, not colour alone. */
#main-nav a[aria-current],.mobile-menu nav a[aria-current],.section-navigation a[aria-current]{font-weight:700;color:#8b621e;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:9px}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:10px;font-size:14px;padding-top:22px;padding-bottom:12px}
.breadcrumbs [aria-current]{font-weight:600}
.page-index-label{flex-basis:100%;font-size:14px;font-weight:600}
.entry-card{display:block;height:100%;color:inherit;text-decoration:none}
.entry-card:focus-visible{outline:3px solid #8b621e;outline-offset:6px}
.entry-card:hover h3{text-decoration:underline;text-underline-offset:5px}
.section-children,.section-navigation{padding:26px 0;border-top:1px solid #c8cbc7}
.section-children>p,.section-navigation>p{font-size:14px;font-weight:600;margin:0 0 18px}
.section-children nav,.section-navigation nav{display:flex;flex-wrap:wrap;gap:18px 30px}
.section-children a,.section-navigation a{font-size:16px;color:inherit;padding:8px 0}
.r8-resource-band:not(:has(a)){grid-template-columns:1fr}
@media(max-width:650px){.section-navigation nav{display:grid;grid-template-columns:1fr 1fr}.section-children nav{flex-direction:column;gap:8px}}
/* R10: retain readable layouts when generic repeat photography is removed. */
.technology-hero:empty,.guide-aside:empty{display:none}
.guide-article:has(>.guide-aside:empty){grid-template-columns:1fr}
.guide-article:has(>.guide-aside:empty)>div:last-child{max-width:900px}
.r8-home figure>a,.editorial-image>a{display:block}
.r8-home figure>a:focus-visible,.editorial-image>a:focus-visible{outline:3px solid #ae813c;outline-offset:5px}
img[src$="retail-r09.jpg"]{aspect-ratio:1.45!important;object-position:right center!important;object-fit:cover}
.r8-applications img,.r8-grid .scene-photo img,.decision-questions .scene-photo img{aspect-ratio:1.45}
/* Deduplicated rows use editorial stacking rather than leaving empty image slots. */
.r8-grid:has(>article>.scene-photo):has(>article:not(:has(>.scene-photo))){grid-template-columns:1fr}
.r8-grid:has(>article>.scene-photo):has(>article:not(:has(>.scene-photo)))>article:has(>.scene-photo){display:grid;grid-template-columns:1fr 1.4fr;column-gap:36px;align-items:start}
.r8-grid:has(>article>.scene-photo):has(>article:not(:has(>.scene-photo)))>article>.scene-photo{grid-row:1/3;margin:0}
.r8-grid:has(>article>.scene-photo):has(>article:not(:has(>.scene-photo)))>article:not(:has(>.scene-photo)){max-width:950px}
.r8-resource-band:not(:has(>.scene-photo)){grid-template-columns:1fr auto}
.r8-resource-band:not(:has(>.scene-photo))>.button{grid-column:2}
@media(max-width:650px){
 .r8-grid:has(>article>.scene-photo):has(>article:not(:has(>.scene-photo)))>article:has(>.scene-photo){display:block}
 .r8-grid:has(>article>.scene-photo):has(>article:not(:has(>.scene-photo)))>article>.scene-photo{margin-bottom:22px}
 .r8-resource-band:not(:has(>.scene-photo)){grid-template-columns:1fr}
 .r8-resource-band:not(:has(>.scene-photo))>.button{grid-column:auto}
}

/* The return path is the final content bar, immediately before the legal footer. */
.related-pages{padding-top:15px;padding-bottom:25px}
.bottom-location{border-top:1px solid #c8cec6;border-bottom:1px solid #c8cec6;background:#e9ede7}
.bottom-location .return-path{padding:19px 0}
.bottom-location+.simple-footer{padding-top:12px}
.bottom-location+.simple-footer .footer-legal{border-top:0}

/* R13: compact resources, complete location cues and isometric technical illustrations. */
.return-path{padding:8px 0 25px;margin:0;max-width:none}
.section-children nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px 18px}
.section-children nav>a,.section-children .current-solution{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 15px;font-size:15px;border:1px solid transparent}
.section-children nav>a:hover{background:#e7eae5;text-decoration:underline;text-underline-offset:4px}
.section-children .current-solution{background:#e4e9e2;border-color:#9aa898;color:#203b31;font-weight:700}
.current-solution small{font-size:11px;line-height:1.2;white-space:nowrap;font-weight:600;letter-spacing:.03em}
.footer-abn{display:inline-block;margin-top:7px;font-variant-numeric:tabular-nums}
.r8-resource-index .page-index-label{grid-column:1/-1;padding:0 0 16px;display:block}
.resource-topics{grid-template-columns:repeat(3,minmax(0,1fr));gap:0 24px}
.r8-resource-index>a{display:flex;align-items:center;justify-content:space-between;min-height:68px}
body[data-page="resources"] .r8-section{padding-top:42px;padding-bottom:44px}
body[data-page="resources"] .r8-section>h2{font-size:clamp(28px,3.3vw,46px);margin-bottom:20px}
.resource-intro{max-width:890px;font-size:18px;line-height:1.65;margin-bottom:25px}
.evidence-pack,.policy-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.evidence-pack{margin:26px 0 32px}
.evidence-pack article{border-top:1px solid var(--line);padding-top:18px}
.evidence-pack article>span{font-size:12px;color:#83642e;font-variant-numeric:tabular-nums}
.evidence-pack h3,.policy-cards h3{font-size:21px;margin:12px 0;letter-spacing:-.02em;line-height:1.3}
.evidence-pack p,.policy-cards p{font-size:16px;line-height:1.65;margin-bottom:16px}
.policy-cards article{padding:24px;background:#eaf0ec;display:flex;flex-direction:column}
.policy-cards .eyebrow{font-size:11px;line-height:1.5;letter-spacing:.06em}
.policy-cards .text-link{font-size:14px;margin-top:auto;padding-top:14px;line-height:1.6}
.policy-reviewed{font-size:13px;color:#506158;margin:0 0 12px}
.resource-checklist{border-top:1px solid #c8cec6;scroll-margin-top:100px}
.resource-checklist:last-child{border-bottom:1px solid #c8cec6}
.resource-checklist>summary{display:flex;align-items:center;justify-content:space-between;gap:20px;list-style:none;cursor:pointer;padding:20px 0}
.resource-checklist>summary::-webkit-details-marker{display:none}
.resource-checklist>summary strong{font-size:19px;line-height:1.4;font-weight:550}
.checklist-purpose{display:block;font-size:14px;line-height:1.5;color:#59655f;margin-top:5px}
.checklist-plus{font-size:26px;font-weight:300;transition:transform .2s}
.resource-checklist[open] .checklist-plus{transform:rotate(45deg)}
.resource-checklist>summary:focus-visible{outline:2px solid #8b621e;outline-offset:4px}
.checklist-body{padding:0 0 18px}
.resource-checklist .r8-specs>div{grid-template-columns:190px minmax(0,1fr);gap:25px;padding:14px 0}
.resource-checklist .r8-specs h3{font-size:16px;line-height:1.5;margin:0}
.resource-checklist .r8-specs p{font-size:15px;line-height:1.7;margin:0;max-width:820px}
.iso-diagram{width:100%;max-width:900px;box-sizing:border-box;margin:30px auto;padding:24px 28px 20px;background:linear-gradient(140deg,#f9faf6,#e9eee8);border:1px solid #d0d8ce;border-radius:5px;overflow:hidden}
.iso-diagram .diagram-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:0;border:0}
.diagram-kicker{font-size:16px!important;line-height:1.4!important;margin:7px 0 0!important;color:#263d32}
.diagram-toggle{flex-shrink:0;background:transparent;color:#355142;border:1px solid #a8b8a8;border-radius:20px;padding:8px 12px;font-size:12px;cursor:pointer}
.diagram-toggle[hidden]{display:none}
.diagram-toggle:focus-visible{outline:2px solid #8b621e;outline-offset:3px}
.iso-diagram .iso-svg{display:block;width:100%;height:auto;max-height:420px;margin:5px 0}
.iso-shadow{fill:#6c7969;opacity:.09}
.iso-front{fill:#f7f9f4;stroke:#819781;stroke-width:1}
.iso-top{fill:#e4ece0;stroke:#819781;stroke-width:1}
.iso-side{fill:#c6d4c2;stroke:#819781;stroke-width:1}
.iso-icon{fill:none;stroke:#3d5743;stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round}
.iso-label{font:500 15px Arial,sans-serif;fill:#263d32}
.iso-sub{font:12px Arial,sans-serif;fill:#546958}
.iso-track{fill:none;stroke:#8d9b8c;stroke-width:1.4}
.iso-track.iso-dc{stroke:#a38750}
.iso-pulse{fill:none;stroke:#8b713e;stroke-width:2.6;stroke-dasharray:7 180;opacity:0}
.iso-pulse.iso-ac{stroke:#42634b}
.iso-diagram.is-animated .iso-pulse{animation:energy-flow 6s linear infinite;opacity:.9}
.iso-diagram.is-animated .iso-two-way.iso-pulse{animation:energy-return 8s ease-in-out infinite}
.iso-diagram.is-animated .iso-front{animation:energy-node 8s ease-in-out infinite}
.iso-diagram.is-animated .iso-step-2 .iso-front{animation-delay:1s}
.iso-diagram.is-animated .iso-step-3 .iso-front{animation-delay:2s}
.iso-diagram.is-animated .iso-step-4 .iso-front{animation-delay:3s}
.iso-diagram.is-paused *{animation-play-state:paused!important}
.iso-diagram figcaption{font-size:12px;line-height:1.65;max-width:750px;margin:0;border-top:1px solid #d2dacd;padding-top:13px}
.diagram-key{display:block;margin-bottom:6px;font-size:11px;color:#405440}
.diagram-key i{display:inline-block;width:13px;height:2px;background:#a38750;vertical-align:middle;margin-right:5px}
.diagram-key i+i{background:#42634b;margin-left:12px}
.iso-diagram .iso-mobile{display:none}
@keyframes energy-flow{to{stroke-dashoffset:-374}}
@keyframes energy-return{0%,100%{stroke-dashoffset:0}50%{stroke-dashoffset:-187}}
@keyframes energy-node{0%,15%,55%,100%{fill:#f7f9f4}30%{fill:#d9e6d3}}
@media(max-width:850px){
 .section-children nav{grid-template-columns:repeat(2,minmax(0,1fr))}
 .policy-cards{grid-template-columns:1fr;gap:15px}
 .policy-cards article{padding:22px}
 .policy-cards .text-link{padding-top:0}
 .evidence-pack{gap:18px}
}
@media(max-width:650px){
 .section-children nav{grid-template-columns:1fr;gap:4px}
 .section-children nav>a,.section-children .current-solution{min-height:48px}
 .resource-topics,.evidence-pack{grid-template-columns:1fr}
 .r8-resource-index>a{min-height:56px;padding-block:16px;font-size:15px}
 .evidence-pack{gap:15px;margin-bottom:25px}
 .evidence-pack h3{font-size:20px}
 .resource-checklist .r8-specs>div{grid-template-columns:1fr;gap:7px;padding:14px 0}
 .resource-checklist>summary strong{font-size:17px}
 .resource-intro{font-size:16px}
 body[data-page="resources"] .r8-section{padding-top:28px;padding-bottom:28px}
 .iso-diagram{padding:18px 16px;margin:23px auto}
 .iso-diagram .diagram-heading{align-items:flex-start}
 .iso-diagram .eyebrow{font-size:10px}
 .diagram-kicker{font-size:13px!important;max-width:180px}
 .diagram-toggle{font-size:11px;padding:7px 9px}
 .iso-diagram .iso-svg{display:none}
 .iso-diagram .iso-mobile{display:block;margin:20px 0;background:transparent;padding:0}
 .iso-mobile ol{list-style:none;counter-reset:energy-step;display:grid;grid-template-columns:1fr 1fr;gap:16px 12px;padding:0;margin:0}
 .iso-mobile li{counter-increment:energy-step;position:relative;background:#f7f9f4;border:1px solid #bbcaba;border-bottom:4px solid #c6d4c2;padding:12px;min-width:0}
 .iso-mobile li:before{content:"0" counter(energy-step);display:block;font-size:10px;color:#8d784f;margin-bottom:8px}
 .iso-mobile strong,.iso-mobile li span{display:block;font-size:12px;line-height:1.5}
 .iso-mobile li span{font-size:11px;color:#546958;margin-top:3px}
 .iso-diagram.is-animated .iso-mobile li{animation:energy-node-mobile 8s ease-in-out infinite}
 .iso-diagram.is-animated .iso-mobile li:nth-child(2){animation-delay:1s}
 .iso-diagram.is-animated .iso-mobile li:nth-child(3){animation-delay:2s}
 .iso-diagram.is-animated .iso-mobile li:nth-child(4){animation-delay:3s}
 .iso-mobile-branches{font-size:11px!important;line-height:1.6!important;margin:14px 0!important}
 .iso-mobile-branches strong{display:inline-block;margin:4px 8px 0 0}
 .iso-diagram figcaption{font-size:11px}
}
@keyframes energy-node-mobile{0%,15%,55%,100%{background:#f7f9f4}30%{background:#d9e6d3}}
@media(prefers-reduced-motion:reduce){
 .iso-diagram *{animation:none!important;transition:none!important}
}

/* Recognisable 3D-rendered objects replace the retired generic box pictograms. */
.device-node .device-float{transform-box:fill-box;transform-origin:center}
.iso-diagram.is-animated .device-float{animation:device-breathe 8s ease-in-out infinite}
.iso-diagram.is-animated .device-step-2 .device-float{animation-delay:1s}
.iso-diagram.is-animated .device-step-3 .device-float{animation-delay:2s}
.iso-diagram.is-animated .device-step-4 .device-float{animation-delay:3s}
.iso-diagram.is-animated .device-step-5 .device-float{animation-delay:4s}
.iso-diagram.is-animated .device-step-6 .device-float{animation-delay:5s}
.device-thumb{display:block;width:82px;height:76px;margin:0 auto 9px}
@keyframes device-breathe{0%,20%,60%,100%{transform:translateY(0)}40%{transform:translateY(-4px)}}
@media(max-width:650px){
 .iso-diagram .diagram-heading{flex-direction:row}
 .iso-mobile li{background:transparent;border:0;border-bottom:1px solid #c6d4c2;padding:8px 6px 12px}
 .iso-mobile li:before{margin-bottom:0}
 .iso-mobile li strong{font-size:13px}
 .iso-diagram.is-animated .iso-mobile li{animation:none}
 .iso-diagram.is-animated .device-thumb{animation:device-breathe 8s ease-in-out infinite}
 .iso-diagram.is-animated li:nth-child(2) .device-thumb{animation-delay:1s}
 .iso-diagram.is-animated li:nth-child(3) .device-thumb{animation-delay:2s}
 .iso-diagram.is-animated li:nth-child(4) .device-thumb{animation-delay:3s}
}
@media(prefers-reduced-motion:reduce){
 .iso-diagram .device-float,.iso-diagram .device-thumb{animation:none!important}
}

/* R14: one active-state language and consistently stacked section introductions. */
#main-nav a[aria-current],.mobile-menu nav a[aria-current],.section-children .current-solution{
 font-weight:700;color:#8b621e;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:9px;
}
.section-children nav>a,.section-children .current-solution{border:0;background:none;border-radius:0;padding:12px 0;justify-content:flex-start}
.section-children nav>a:hover{background:none}
.section-heading,.decision-intro{display:block}
.section-heading .section-intro{max-width:950px;margin-top:20px}
.section-heading .section-intro p{margin:0}
.decision-intro>p{max-width:950px;margin-top:20px}
.r8-grid .scene-photo,.consideration-grid .scene-photo,.decision-questions .scene-photo{margin:0 0 22px;display:grid;grid-template-rows:auto 2.9em;align-content:start}
.r8-grid .scene-photo img,.consideration-grid .scene-photo img,.decision-questions .scene-photo img{display:block;width:100%;height:auto;aspect-ratio:1.6;object-fit:cover}
.r8-grid .scene-photo figcaption,.consideration-grid .scene-photo figcaption,.decision-questions .scene-photo figcaption{font-size:12px;line-height:1.4;padding-top:9px;margin:0}
.r8-grid article>.scene-photo+h3,.consideration-grid article>.scene-photo+h3,.decision-questions article>.scene-photo+h3{margin-top:0}
@media(max-width:650px){
 .section-heading .section-intro,.decision-intro>p{margin-top:16px}
 .r8-grid .scene-photo,.consideration-grid .scene-photo,.decision-questions .scene-photo{grid-template-rows:auto auto}
}

/* R15: editorial illustration, quiet surfaces and connection-led motion. */
.iso-diagram{max-width:880px;background:#fbfcfa;border:1px solid #dce4df;border-radius:16px;padding:26px 30px 20px}
.iso-diagram .diagram-heading{padding-bottom:14px;border-bottom:1px solid #e2e8e3}
.iso-diagram .diagram-kicker{font-size:17px!important;color:#173d38}
.iso-diagram .diagram-toggle{font-size:12px;border-color:#d4dfd8;color:#36574f;border-radius:7px;background:#fff}
.iso-diagram .iso-svg{margin:12px 0 0}
.iso-label{font-weight:600;fill:#23483f}
.iso-sub{fill:#61746d}
.iso-track{stroke:#b8cbc3;stroke-width:1.5}
.iso-track.iso-dc{stroke:#c2ab79}
.iso-pulse.iso-ac{stroke:#558878}
.iso-diagram.is-animated .device-float,.iso-diagram.is-animated .device-thumb{animation:none}
.iso-diagram.is-animated .iso-pulse{animation:connection-highlight 9s ease-in-out infinite;stroke-dasharray:none;stroke-width:2;opacity:0}
.iso-diagram.is-animated .iso-pulse.iso-ac{animation-delay:2s}
.iso-diagram.is-animated .iso-pulse.iso-two-way{animation-delay:4s}
@keyframes connection-highlight{0%,15%,70%,100%{opacity:0}30%,48%{opacity:.75}}
.diagram-design-notes{margin-top:8px}
.diagram-design-notes summary{display:inline-block;font-size:12px;color:#3c6155;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.diagram-design-notes p{font-size:12px;line-height:1.65;margin-top:8px}
.iso-diagram figcaption{color:#64746d;border-color:#e2e8e3}
@media(max-width:650px){.iso-diagram{padding:20px 17px;border-radius:12px}.iso-diagram .diagram-kicker{font-size:15px!important}.iso-diagram .device-thumb{width:96px;height:92px}.iso-mobile li strong{font-size:14px}}
@media(prefers-reduced-motion:reduce){.iso-diagram.is-animated .iso-pulse{animation:none!important}}

/* R16: white-grey product illustration with restrained coloured energy paths. */
.iso-diagram{background:#fff;border-color:#e0e7ed;border-radius:14px}
.iso-label{fill:#2a3b49}
.iso-sub{fill:#697b89}
.iso-diagram .diagram-kicker{color:#2b3f4d}
.iso-track{stroke:#77bde4;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.iso-track.iso-dc{stroke:#e8c466}
.iso-track.iso-storage{stroke:#83d7b1}
.iso-pulse{stroke:#e8b337;stroke-linecap:round;stroke-linejoin:round}
.iso-pulse.iso-ac{stroke:#36a8e8;filter:drop-shadow(0 0 3px #61bdf270)}
.iso-pulse.iso-storage{stroke:#35c987;filter:drop-shadow(0 0 3px #60dda670)}
.iso-diagram.is-animated .iso-pulse{animation:r16-flow 7s linear infinite;stroke-dasharray:12 88;stroke-width:3;opacity:.85}
.iso-diagram.is-animated .iso-pulse.iso-ac{animation-delay:-2s}
.iso-diagram.is-animated .iso-pulse.iso-two-way{animation:r16-return 10s ease-in-out infinite}
.iso-diagram.is-animated .iso-pulse.iso-storage{animation-delay:-3s}
.diagram-key i{background:#d9a22b}
.diagram-key i+i{background:#319bd6}
.diagram-key i.storage-key{background:#36b880}
@keyframes r16-flow{to{stroke-dashoffset:-200}}
@keyframes r16-return{0%,100%{stroke-dashoffset:0;opacity:.35}45%,55%{stroke-dashoffset:-100;opacity:.85}}
@media(prefers-reduced-motion:reduce){.iso-diagram.is-animated .iso-pulse{animation:none!important;opacity:0}}

/* Live enquiry form: delivery notice, anti-spam honeypot and return status. */
.form-notice{display:flex;gap:15px;border:1px solid #c6c9bb;padding:20px 25px;background:#eaece2;margin-bottom:35px}
.form-notice p{font-size:14px}
.form-notice a{text-decoration:underline;text-underline-offset:3px}
.enquiry-form{position:relative}
.enquiry-form .honeypot{position:absolute;left:-10000px;width:1px;height:1px;opacity:0;pointer-events:none}
.form-status{padding:18px 20px;background:#e5eadf;color:var(--ink);font-size:14px;line-height:1.6}

/* R18: compact editorial diagrams and a clear, consistent active state. */
.iso-diagram{max-width:820px;padding:22px 24px 18px}
.iso-diagram .iso-svg{max-height:360px}
.iso-diagram .device-thumb{width:76px;height:76px}
#main-nav a[aria-current],.mobile-menu nav a[aria-current]{font-weight:700;text-decoration-thickness:2px;text-underline-offset:7px}
@media(max-width:650px){.iso-diagram{max-width:100%;padding:18px 15px}.iso-diagram .device-thumb{width:82px;height:82px}}
.r8-meta{color:var(--muted);font-size:13px!important;line-height:1.5!important;margin:0 0 12px!important}.r8-deliverables,.r8-why{padding-block:58px 72px}.r8-deliverables{border-top:1px solid var(--line)}.r8-delivery-grid article{display:flex;flex-direction:column;align-items:flex-start}.r8-delivery-grid article .text-link{margin-top:22px}.r8-why{background:#eeeee8;max-width:none;padding-inline:max(var(--gutter),calc((100vw - 1440px)/2));margin-top:0}.r8-why-grid{max-width:1440px;margin-inline:auto}.r8-why-grid article{border-color:#c6cbc0}.r8-material-library article{min-height:175px}.r8-material-library .r8-meta{margin-top:18px!important}.r8-approach-grid article,.r8-capabilities article{min-height:130px}.project-empty{border-top:1px solid var(--line);padding-top:25px;max-width:980px}.project-empty p{max-width:760px}.project-statuses{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.project-statuses span{border:1px solid #bdc5ba;padding:8px 12px;font-size:12px;color:var(--muted)}.simple-footer .footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:35px;padding-block:25px 30px}.simple-footer .footer-group h2{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;margin:0 0 13px}.simple-footer .footer-group a,.simple-footer .footer-group p{display:block;font-size:13px;line-height:1.55;padding-block:3px;margin:0;color:var(--ink)}.simple-footer .footer-group a:hover{color:var(--gold)}.simple-footer .footer-presence p{color:var(--muted)}.simple-footer .footer-legal{border-top:1px solid var(--line);padding-top:18px;margin-top:0}.nav-dropdown>summary[aria-current]{color:var(--gold);font-weight:700;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:7px}
@media(max-width:900px){.simple-footer .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 32px}.r8-why{padding-inline:var(--gutter)}#main-nav .nav-dropdown{width:100%}.mobile-menu nav .nav-dropdown{width:100%}.mobile-menu nav .nav-dropdown>summary{justify-content:space-between}}
@media(max-width:650px){.simple-footer .footer-grid{grid-template-columns:1fr 1fr;gap:27px 20px}.simple-footer .footer-group a,.simple-footer .footer-group p{font-size:12px}.r8-deliverables,.r8-why{padding-block:42px 52px}.r8-material-library article,.r8-approach-grid article,.r8-capabilities article{min-height:0}.project-statuses{gap:7px}.project-statuses span{font-size:11px;padding:7px 9px}}

/* R21: a restrained numbered project-start sequence replaces the repeated system panel. */
.r8-project-start{padding-block:58px 72px}
.r8-project-start-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.r8-project-start-grid article{border-top:1px solid var(--line);padding-top:18px}
.project-step{display:block;font-size:12px;letter-spacing:.12em;color:var(--gold);margin-bottom:22px}
.r8-project-start-grid h3{font-size:22px;margin:0 0 12px}
.r8-project-start-grid p{max-width:340px;margin:0}
@media(max-width:900px){.r8-project-start-grid{grid-template-columns:1fr;gap:28px}}
@media(max-width:650px){.r8-project-start{padding-block:42px 52px}.project-step{margin-bottom:14px}.r8-project-start-grid h3{font-size:20px}}