/* Corporate editorial layer: clarity, evidence, and project context. */
:root{--steel:#243c48;--muted-steel:#5a6e77;--accent:#b44334;--soft:#f2f3f0}
.nav{gap:clamp(19px,2.15vw,37px)}
.nav>a{white-space:nowrap}
.evidence-strip{background:#fff;border-bottom:1px solid #d9dfdf}
.evidence-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.evidence-grid>a{position:relative;padding:32px 34px;border-right:1px solid #dde2e1}
.evidence-grid>a:first-child{padding-left:0}.evidence-grid>a:last-child{border-right:0;padding-right:0}
.evidence-grid span,.document-type,.library-paths span,.efficiency-grid article>span{display:block;font:10px/1.6 Arial,sans-serif;letter-spacing:.14em;color:var(--accent)}
.evidence-grid strong{display:block;font-size:21px;font-weight:600;margin:9px 0 6px;letter-spacing:-.04em}
.evidence-grid small{display:flex;justify-content:space-between;font-size:12px;color:var(--muted-steel)}
.evidence-grid b{font:22px/1 Arial;color:#1a303b}.evidence-grid>a:hover strong{color:var(--accent)}
.home-intro{padding-bottom:75px}.home-intro .expertise-links{margin-top:45px}
.project-story{padding-top:70px;background:var(--soft)}
.concept-label{display:inline-block;font-size:11px;color:#795c48;border:1px solid #cbbdac;padding:3px 9px;margin-top:9px}
.story-layout{display:grid;grid-template-columns:minmax(0,1.95fr) minmax(260px,1fr);background:#fff}
.story-visual{min-width:0;background:#e4e9e6}.story-controls{display:flex;background:#1a303b;color:#fff;padding:0 27px}
.story-controls button{color:#c3cdd1;background:transparent;border:0;border-bottom:3px solid transparent;font-size:13px;padding:19px 0;margin-right:33px}
.story-controls button[aria-selected=true]{color:white;border-bottom-color:#dc7968}
.story-visual figure{margin:0}.story-visual figure[hidden]{display:none}
.story-visual figure img{width:100%;height:435px;object-fit:cover}.story-visual figure:last-child img{object-fit:contain;background:#f8f9f7}
.story-visual figcaption{padding:16px 24px;color:#53656d;font-size:11px;line-height:1.7;min-height:68px;background:#e9ede9}
.story-brief{padding:38px 38px 25px}.story-brief .eyebrow{font-size:9px;margin-bottom:19px}.story-brief h3{font-size:29px;line-height:1.4;font-weight:600}
.story-brief dl{margin:23px 0 0}.story-brief dl>div{padding:15px 0;border-top:1px solid #e1e5e3;display:grid;grid-template-columns:66px 1fr;gap:17px}
.story-brief dt{font-size:11px;color:#758188}.story-brief dd{margin:0;font-size:13px;line-height:1.8;color:#304651}.story-brief .text-link{font-size:12px;margin-top:10px}
.story-footnote{font-size:12px;line-height:1.85;color:#68767c;margin-top:22px;max-width:1060px}
.assurance-section{background:#f4f4f0}.assurance-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:100px}.assurance-layout h2{font-size:clamp(32px,3.4vw,49px)}
.assurance-layout>div>p{font-size:15px;margin-top:25px}.assurance-layout .text-link{margin-top:22px}
.assurance-list>a{display:grid;grid-template-columns:26px 1fr 25px;gap:28px;border-top:1px solid #cbd3d3;padding:32px 0;align-items:start}.assurance-list>a:last-child{border-bottom:1px solid #cbd3d3}
.assurance-list>a>span{font:11px/2 Arial;color:var(--accent)}.assurance-list h3{font-size:24px;font-weight:500}.assurance-list p{font-size:13px;margin-top:11px}.assurance-list b{font-size:23px;font-weight:400}.assurance-list a:hover h3{color:var(--accent)}
.technical-basis{background:#f2f3ef}.basis-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.basis-grid>div>p{font-size:15px;margin-top:25px}
.basis-document{background:white;padding:45px;border-top:3px solid #b44334;box-shadow:0 12px 40px #1b364408}.basis-document h3{font:500 clamp(27px,2.9vw,42px)/1.3 Arial;letter-spacing:-.035em;margin:21px 0 16px}.basis-document>p{font-size:15px!important;margin-top:0!important;line-height:1.85}
.basis-document dl{border-top:1px solid #dce1de;margin:28px 0 5px;padding-top:15px}.basis-document dl>div{display:grid;grid-template-columns:100px 1fr;gap:10px;margin:12px 0;font-size:13px}.basis-document dt{color:#75818a}.basis-document dd{margin:0}.basis-document .document-note{font-size:11px!important;border-top:1px solid #e4e8e5;padding-top:17px;color:#7a858a}
.efficiency-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;border-top:1px solid #c9d1d2}.efficiency-grid article{padding:30px 0 0}.efficiency-grid h3{font-size:23px;margin:20px 0}.efficiency-grid p{font-size:14px;line-height:1.9}.efficiency-grid small{display:block;margin-top:25px;padding-top:17px;border-top:1px solid #e0e5e2;color:#6e7e83;font-size:11px}
.page-quality .subhero-backdrop{object-position:center 70%}.quality-intro{padding-bottom:0}.quality-lead{max-width:980px}.quality-lead p{font-size:15px;margin-top:25px;line-height:1.9}.quality-jump{display:grid;grid-template-columns:repeat(4,1fr);margin-top:55px;border-top:1px solid #ccd5d6;border-bottom:1px solid #ccd5d6}.quality-jump a{padding:20px 13px;color:#4a606b;font-size:13px;text-align:center;border-right:1px solid #dce2e2}.quality-jump a:last-child{border-right:0}.quality-jump a:hover{color:var(--accent);background:#f6f7f3}
.quality-row{display:grid;grid-template-columns:1fr 1.2fr;gap:100px;padding:85px 0;border-bottom:1px solid #d5dddc;scroll-margin-top:100px}.quality-row:last-child{border-bottom:0}.quality-number{display:block;font:400 58px/1 Arial;color:#c2cdce;margin-bottom:22px}.quality-heading .eyebrow{font-size:9px;margin-bottom:20px}.quality-heading h2{font-size:32px;max-width:370px}.quality-heading>p{font-size:13px;margin-top:18px}.quality-checks>div{padding:19px 0;border-bottom:1px solid #e2e6e3}.quality-checks>div:first-child{padding-top:0}.quality-checks h3{font-size:18px;font-weight:600}.quality-checks p{font-size:14px;line-height:1.9;margin-top:9px}.quality-checks .review-documents{background:#f1f4f0;margin-top:25px;padding:20px 24px;border:0}.review-documents span{font-size:11px;color:#62766f}.review-documents p{font-size:12px;margin-top:5px}.quality-reference{background:#f0f3ef}.quality-reference .small{font-size:12px;color:#7c8889;margin-top:22px}
.resource-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:50px;margin-bottom:45px}.resource-intro p{font-size:14px}.library-guide{background:#f2f3f0}.library-paths{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.library-paths>a{border-top:1px solid #cbd5d3;padding:24px 0;position:relative}.library-paths h3{font-size:21px;margin-top:20px}.library-paths p{font-size:13px;margin-top:12px}.library-paths b{display:block;font-size:27px;font-weight:400;margin-top:17px}.library-paths a:hover h3{color:var(--accent)}
.footer-bottom span:last-child{max-width:420px;text-align:right}
@media(min-width:1001px) and (max-width:1200px){.nav{gap:19px}.brand strong{font-size:24px}.brand-mark{width:27px}.nav .nav-cta{padding:8px 12px}}
@media(max-width:1100px){.story-layout{grid-template-columns:1.6fr 1fr}.story-brief{padding:30px 25px}.story-brief dl>div{display:block}.story-brief dd{margin-top:6px}.story-visual figure img{height:480px}.assurance-layout,.basis-grid,.quality-row{gap:55px}.efficiency-grid{gap:25px}.evidence-grid strong{font-size:18px}}
@media(max-width:800px){.story-layout{grid-template-columns:1fr}.story-visual figure img{height:auto;aspect-ratio:3/2;object-fit:cover}.story-brief dl{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.story-brief h3 br{display:none}.story-brief h3{font-size:25px}.story-brief .eyebrow{margin-bottom:10px}.assurance-layout,.basis-grid{grid-template-columns:1fr;gap:40px}.quality-row{gap:35px;grid-template-columns:.8fr 1.2fr}.quality-heading h2{font-size:27px}.resource-intro{display:block}.resource-intro p{margin-top:20px}.library-paths{gap:20px}.library-paths h3{font-size:18px}}
@media(max-width:600px){.evidence-grid>a{padding:22px 0!important;border-right:0;border-bottom:1px solid #dce2e0}.evidence-grid>a:last-child{border-bottom:0}.evidence-grid{grid-template-columns:1fr}.evidence-grid>a{display:grid;grid-template-columns:1fr auto;gap:3px 10px}.evidence-grid span{grid-column:1;font-size:8px}.evidence-grid strong{grid-column:1;font-size:18px;margin:4px 0}.evidence-grid small{font-size:10px;grid-column:2;grid-row:1/3;max-width:110px;align-items:center;gap:12px}.evidence-grid b{font-size:20px}.home-intro{padding-bottom:60px}.project-story{padding-top:65px}.project-story h2{font-size:29px;line-height:1.45}.story-controls{padding:0 16px;justify-content:space-between}.story-controls button{font-size:11px;margin-right:0;padding:17px 0}.story-visual figcaption{font-size:10px;padding:13px 17px;min-height:64px}.story-brief{padding:27px 22px}.story-brief dl{display:block;margin-top:20px}.story-brief dl>div{display:grid;grid-template-columns:62px 1fr;gap:17px;padding:13px 0}.story-brief dd{margin-top:0;font-size:12px}.story-brief dt{font-size:11px}.story-footnote{font-size:11px;margin-top:18px}.assurance-layout h2{font-size:32px}.assurance-layout>div>p{font-size:14px}.assurance-list>a{gap:17px;padding:25px 0;grid-template-columns:20px 1fr 20px}.assurance-list h3{font-size:21px}.assurance-list p{font-size:12px}.basis-document{padding:28px 24px}.basis-document dl>div{font-size:12px;grid-template-columns:82px 1fr}.basis-grid>div>p{font-size:14px}.basis-document>p{font-size:14px!important}.efficiency-grid{grid-template-columns:1fr;gap:28px}.efficiency-grid h3{font-size:23px;margin:14px 0}.efficiency-grid p{font-size:14px}.efficiency-grid small{margin-top:20px}.quality-jump{grid-template-columns:1fr 1fr;margin-top:35px}.quality-jump a{font-size:11px;padding:15px 8px}.quality-jump a:nth-child(2){border-right:0}.quality-jump a:nth-child(-n+2){border-bottom:1px solid #dce2e2}.quality-lead h2{font-size:31px}.quality-lead p{font-size:14px}.quality-row{grid-template-columns:1fr;gap:30px;padding:55px 0}.quality-heading h2{font-size:28px;max-width:none}.quality-number{font-size:46px;margin-bottom:18px}.quality-heading .eyebrow{font-size:8px}.quality-checks p{font-size:13px}.quality-checks h3{font-size:18px}.quality-checks .review-documents{padding:18px}.library-paths{grid-template-columns:1fr;gap:0}.library-paths h3{font-size:22px;margin-top:12px}.library-paths b{position:absolute;right:5px;top:21px;font-size:22px}.library-paths p{font-size:13px}.resource-intro{margin-bottom:30px}.resource-intro p{font-size:13px}.footer-bottom span:last-child{text-align:left;max-width:none}.nav{gap:0}}
/* Application guide: readable depth without increasing primary navigation. */
.guide-lead{margin-top:24px;line-height:1.95}.guide-checks{display:grid;grid-template-columns:1fr 1fr;gap:44px 65px}.guide-checks article{border-top:1px solid #c8d1d1;padding-top:23px}.guide-checks span{font:12px Arial;color:var(--accent)}.guide-checks h3{margin:18px 0 12px;font-size:23px}.guide-checks p{font-size:15px;line-height:1.9}.sequence-summary{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.sequence-summary details{border-bottom:1px solid #cad4d3;padding:18px 0}.sequence-summary summary{cursor:pointer;font-size:16px;font-weight:600}.sequence-summary p{font-size:14px;margin-top:16px;line-height:1.9}
@media(max-width:650px){.guide-checks,.sequence-summary{grid-template-columns:1fr;gap:24px}.guide-checks h3{font-size:22px}.sequence-summary{gap:0}.guide-lead{font-size:15px}}