:root {
  --navy: #102840;
  --navy-deep: #071827;
  --blue: #203f69;
  --aqua: #91dce2;
  --paper: #f6f4ee;
  --sand: #ddd7ca;
  --white: #fffefa;
  --soft: rgba(16,40,64,.68);
  --line: rgba(16,40,64,.18);
  --pad: clamp(1.25rem, 5vw, 5.5rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--navy); font-family: "DM Sans", sans-serif; font-size: 16px; line-height: 1.5; }
img { display: block; max-width: 100%; }
figure { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.section-dark { background: var(--navy-deep); color: var(--white); }
.section-light { background: var(--paper); }
.section-sand { background: var(--sand); }

.site-header { position: absolute; inset: 0 0 auto; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1rem var(--pad); color: var(--white); border-bottom: 1px solid rgba(255,255,255,.2); }
.brand { display: inline-flex; align-items: center; }
.brand img { width: 154px; height: auto; filter: invert(1); }
.brand-sub { margin-left: .85rem; padding-left: .85rem; border-left: 1px solid rgba(255,255,255,.38); color: rgba(255,255,255,.76); font: 600 .67rem/1.15 "Manrope", sans-serif; letter-spacing: .16em; text-transform: uppercase; }
nav { display: flex; align-items: center; gap: 1.25rem; font-size: .82rem; }
nav a { opacity: .78; }
nav a:hover, nav a:focus-visible { opacity: 1; }
.nav-main-site { white-space: nowrap; }
.nav-cta { opacity: 1; border: 1px solid rgba(255,255,255,.55); border-radius: 999px; padding: .72rem 1rem; }
.menu-toggle { display: none; color: inherit; background: transparent; border: 1px solid rgba(255,255,255,.45); border-radius: 999px; padding: .5rem .85rem; }

.eyebrow { margin: 0 0 1.2rem; color: var(--blue); font: 600 .72rem/1.2 "Manrope", sans-serif; letter-spacing: .18em; text-transform: uppercase; }
.section-dark .eyebrow { color: var(--aqua); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: "Manrope", sans-serif; font-weight: 400; letter-spacing: -.045em; line-height: .98; }
h1 { max-width: 10ch; margin-bottom: 1.5rem; font-size: clamp(3.25rem, 6.5vw, 7rem); }
h2 { max-width: 13ch; margin-bottom: 1.5rem; font-size: clamp(2.45rem, 5vw, 5.3rem); }
h3 { font: 500 clamp(1.15rem, 1.9vw, 1.6rem)/1.14 "Manrope", sans-serif; }
figcaption { margin-top: .6rem; color: var(--soft); font-size: .7rem; }
.section-dark figcaption { color: rgba(255,255,255,.54); }

.hero { min-height: 100svh; display: grid; grid-template-columns: .88fr 1.12fr; padding-top: 70px; overflow: hidden; }
.hero-copy { display: flex; flex-direction: column; justify-content: center; padding: 7rem var(--pad) 4rem; }
.hero-intro { max-width: 40rem; color: rgba(255,255,255,.72); font-size: clamp(1.03rem, 1.4vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1.35rem; margin-top: 1.75rem; }
.button { display: inline-flex; align-items: center; justify-content: center; padding: 1rem 1.4rem; border-radius: 999px; font-weight: 600; transition: transform .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-light { background: var(--aqua); color: var(--navy-deep); }
.text-link { border-bottom: 1px solid rgba(255,255,255,.38); padding-bottom: .2rem; }
.text-link span { margin-left: .35rem; }
.hero-note { max-width: 34rem; margin-top: auto; padding-top: 3rem; color: rgba(255,255,255,.47); font-size: .8rem; }
.hero-note strong { color: var(--aqua); font-weight: 600; }
.hero-image { position: relative; min-height: 45rem; background: #0b1d2c; overflow: hidden; }
.hero-image img { width: 100%; height: 100%; object-fit: cover; object-position: 47% center; }
.hero-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,24,39,.2), transparent 25%); pointer-events: none; }
.hero-image figcaption { position: absolute; right: 1rem; bottom: 1rem; z-index: 1; margin: 0; color: rgba(255,255,255,.78); text-shadow: 0 1px 8px rgba(0,0,0,.55); }

.reason-strip { display: grid; grid-template-columns: repeat(3,1fr); padding: 0 var(--pad); background: #fff; border-bottom: 1px solid var(--line); }
.reason-strip article { min-height: 17rem; padding: 1.5rem; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.reason-strip article:first-child { border-left: 1px solid var(--line); }
.reason-strip span { color: var(--blue); font-size: .72rem; }
.reason-strip h2 { max-width: 18ch; margin: auto 0 1rem; font-size: clamp(1.45rem, 2.4vw, 2.3rem); line-height: 1.06; }
.reason-strip p { max-width: 28rem; margin-bottom: 0; color: var(--soft); }

.proposition { padding: clamp(6rem, 12vw, 12rem) var(--pad); }
.proposition > p:last-child { max-width: 51rem; margin: 3rem 0 0 auto; color: var(--soft); font-size: clamp(1.2rem, 2vw, 1.7rem); }
.parent-brand-link { color: var(--blue); border-bottom: 1px solid currentColor; }
.platform-intro, .system, .work-platform, .evidence, .shipping, .resort-markets, .applications, .suite, .systems, .delivery, .faq { padding: clamp(5rem, 9vw, 9rem) var(--pad); }
.section-heading { display: flex; align-items: start; justify-content: space-between; gap: 3rem; }
.section-heading .eyebrow { min-width: 15rem; }
.section-heading h2 { width: 100%; max-width: 14ch; margin-left: auto; }
.wide-visual { margin-top: 3.5rem; }
.wide-visual img { width: 100%; aspect-ratio: 16 / 8.8; object-fit: cover; }
.fact-ribbon { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 3rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact-ribbon div { padding: 1.4rem; border-right: 1px solid var(--line); }
.fact-ribbon div:last-child { border-right: 0; }
.fact-ribbon strong, .fact-ribbon span { display: block; }
.fact-ribbon strong { font: 500 clamp(2rem, 4.2vw, 4.5rem)/1 "Manrope", sans-serif; letter-spacing: -.055em; }
.fact-ribbon span { max-width: 12rem; margin-top: .75rem; color: var(--soft); font-size: .78rem; }

.system-story { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(2rem, 5vw, 6rem); margin-top: 4rem; align-items: start; }
.technical-visual { position: sticky; top: 2rem; }
.technical-visual img { width: 100%; background: #fff; }
.system-copy { border-top: 1px solid var(--line); }
.system-copy article { padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.system-copy article > span { color: var(--blue); font-size: .7rem; }
.system-copy h3 { margin: .75rem 0 .5rem; }
.system-copy p { margin: 0; color: var(--soft); }
.pipe-band { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 6rem); align-items: center; margin-top: 6rem; padding: clamp(2rem, 4vw, 4.5rem); background: #fff; border: 1px solid var(--line); }
.pipe-band figure img { width: 100%; }
.pipe-band h3 { max-width: 18ch; font-size: clamp(1.8rem, 3.2vw, 3.2rem); }
.pipe-band p:not(.eyebrow) { color: var(--soft); }
.treatment-band { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(2rem, 5vw, 6rem); margin-top: 1.5rem; padding: clamp(2rem, 4vw, 4.5rem); color: var(--white); background: var(--navy); }
.treatment-intro h3 { max-width: 18ch; font-size: clamp(1.8rem, 3.2vw, 3.2rem); }
.treatment-intro > p:last-child { max-width: 36rem; margin-bottom: 0; color: rgba(255,255,255,.68); }
.treatment-band .eyebrow { color: var(--aqua); }
.treatment-specs { margin: 0; border-top: 1px solid rgba(255,255,255,.2); }
.treatment-specs div { display: grid; grid-template-columns: minmax(8rem,.55fr) 1fr; gap: 1.25rem; padding: .9rem 0; border-bottom: 1px solid rgba(255,255,255,.2); }
.treatment-specs dt { color: var(--aqua); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.treatment-specs dd { margin: 0; color: rgba(255,255,255,.78); }

.work-platform { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(3rem, 7vw, 8rem); align-items: center; }
.work-copy h2 { max-width: 12ch; }
.work-copy > p:not(.eyebrow) { color: rgba(255,255,255,.68); font-size: 1.06rem; }
.plain-list { margin: 2rem 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.2); }
.plain-list li { padding: .82rem 0; border-bottom: 1px solid rgba(255,255,255,.2); }
.inline-download { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 0; color: var(--aqua); border-bottom: 1px solid rgba(255,255,255,.25); }
.inline-download span { color: rgba(255,255,255,.55); font-size: .75rem; }
.work-image img { width: 100%; }

.evidence-grid { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 4rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.evidence-grid article { min-height: 22rem; padding: 1.4rem; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.evidence-grid article:last-child { border-right: 0; }
.evidence-grid strong { color: var(--blue); font: 500 clamp(2rem, 3.8vw, 4rem)/1 "Manrope", sans-serif; letter-spacing: -.055em; }
.evidence-grid h3 { margin: auto 0 .35rem; }
.evidence-grid p { margin-bottom: 0; color: var(--soft); }
.evidence-notes { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-top: 2rem; }
.evidence-notes p { color: var(--soft); }

.shipping-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 6rem); margin-top: 4rem; align-items: start; }
.shipping-grid figure img { width: 100%; background: #fff; }
.shipping-copy > p { color: var(--soft); font-size: 1.08rem; }
.shipping-copy ol { margin: 2rem 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.shipping-copy li { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid var(--line); }
.shipping-copy li span { color: var(--blue); font-size: .72rem; }

.resort-markets { border-bottom: 1px solid var(--line); }
.market-lede { max-width: 56rem; margin: 3rem 0 0 auto; color: var(--soft); font-size: clamp(1.1rem, 1.7vw, 1.4rem); }
.market-grid { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 4rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.market-grid article { min-height: 24rem; display: flex; flex-direction: column; padding: 1.4rem; border-right: 1px solid var(--line); }
.market-grid article:last-child { border-right: 0; }
.market-grid span { color: var(--blue); font-size: .72rem; }
.market-grid h3 { max-width: 14ch; margin: auto 0 1rem; font-size: clamp(1.45rem, 2.4vw, 2.3rem); }
.market-grid p { margin: 0; color: var(--soft); }
.market-note { max-width: 56rem; margin: 2rem 0 0 auto; color: var(--soft); font-size: .86rem; }

.reuse-map { display: grid; grid-template-columns: minmax(15rem,.62fr) minmax(7rem,.18fr) minmax(35rem,1.2fr); gap: 0; margin-top: 4rem; align-items: stretch; }
.first-life, .second-life { border: 1px solid var(--line); }
.first-life { display: flex; flex-direction: column; min-height: 30rem; padding: clamp(1.5rem,3vw,3rem); background: var(--navy-deep); color: var(--white); }
.use-number { color: var(--blue); font: 600 .7rem/1.2 "Manrope", sans-serif; letter-spacing: .15em; text-transform: uppercase; }
.first-life .use-number { color: var(--aqua); }
.first-life h3, .second-life-heading h3 { margin-top: auto; font-size: clamp(2rem,3.5vw,3.8rem); letter-spacing: -.045em; }
.first-life > p:not(.use-number) { color: rgba(255,255,255,.68); }
.first-life > span { width: fit-content; margin-top: 1rem; padding: .5rem .75rem; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; color: var(--aqua); font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; }
.reuse-connector { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .55rem; min-width: 0; color: var(--blue); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.reuse-connector::before { content: "→"; font: 400 clamp(2.5rem,4vw,5rem)/1 "Manrope",sans-serif; }
.reuse-connector span { font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; }
.second-life { padding: clamp(1.5rem,3vw,3rem); background: #fff; }
.second-life-heading { display: grid; grid-template-columns: .65fr 1fr; gap: 1rem 2rem; padding-bottom: 2rem; }
.second-life-heading .use-number { grid-column: 1 / -1; }
.second-life-heading h3 { margin: 0; }
.second-life-heading > p:last-child { margin: .35rem 0 0; color: var(--soft); }
.second-life-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); }
.second-life-grid article { min-height: 17rem; padding: 1.25rem 1.25rem 1.25rem 0; border-right: 1px solid var(--line); }
.second-life-grid article + article { padding-left: 1.25rem; }
.second-life-grid article:last-child { border-right: 0; }
.second-life-grid article > span { color: var(--blue); font-size: .7rem; }
.second-life-grid h4 { margin: 5rem 0 .65rem; font: 500 clamp(1.1rem,1.7vw,1.45rem)/1.15 "Manrope",sans-serif; }
.second-life-grid p { margin: 0; color: var(--soft); font-size: .9rem; }
.yntegra-case-study { display: grid; grid-template-columns: .78fr 1.22fr; gap: 1rem; margin-top: 5rem; padding-top: 5rem; border-top: 1px solid var(--line); }
.yntegra-case-copy { grid-row: 1 / span 2; padding: clamp(1.75rem,3vw,3.25rem); background: var(--navy-deep); color: var(--white); }
.yntegra-case-copy h3 { max-width: 11ch; margin: 3rem 0 1.2rem; font-size: clamp(2rem,3.8vw,4rem); line-height: .98; letter-spacing: -.045em; }
.yntegra-case-copy > p:not(.eyebrow) { color: rgba(255,255,255,.68); }
.yntegra-case-copy .case-distinction { margin-top: 2rem; padding-top: 1.2rem; border-top: 1px solid rgba(255,255,255,.2); font-size: .85rem; }
.case-distinction strong { color: var(--aqua); }
.case-facts { margin: 2rem 0 0; border-top: 1px solid rgba(255,255,255,.2); }
.case-facts div { display: grid; grid-template-columns: 7rem 1fr; gap: 1rem; padding: .85rem 0; border-bottom: 1px solid rgba(255,255,255,.2); }
.case-facts dt { color: var(--aqua); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.case-facts dd { margin: 0; color: rgba(255,255,255,.78); font-size: .9rem; }
.case-links { display: grid; gap: .7rem; margin-top: 2rem; }
.case-links a { width: fit-content; color: var(--aqua); border-bottom: 1px solid rgba(145,220,226,.55); font-size: .9rem; }
.yntegra-hero { display: block; overflow: hidden; }
.yntegra-hero img { width: 100%; height: 100%; min-height: 32rem; object-fit: cover; }
.yntegra-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.yntegra-gallery a { display: block; overflow: hidden; }
.yntegra-gallery img { width: 100%; height: 100%; aspect-ratio: 1.5; object-fit: cover; }
.yntegra-hero img, .yntegra-gallery img { transition: transform .45s ease; }
.yntegra-hero:hover img, .yntegra-gallery a:hover img { transform: scale(1.015); }
.yntegra-credit { grid-column: 2; margin: .2rem 0 0; color: var(--soft); font-size: .72rem; }
.application-visuals { display: grid; grid-template-columns: .9fr 1.1fr; gap: 1rem; margin-top: 4rem; align-items: start; }
.application-visuals figure img { width: 100%; background: #fff; }
.application-visuals > figure:first-child img { aspect-ratio: 1.18; object-fit: cover; }
.configuration-sheet { margin-top: 0; }
.configuration-sheet img { width: 100%; background: #fff; }

.suite-heading { display: grid; grid-template-columns: .42fr 1fr; column-gap: 3rem; align-items: start; }
.suite-heading .eyebrow { grid-row: 1 / span 2; }
.suite-heading h2 { max-width: none; }
.suite-heading > p:last-child { max-width: 50rem; color: rgba(255,255,255,.68); font-size: 1.08rem; }
.suite-hero { margin-top: 4rem; }
.suite-hero img { width: 100%; max-height: 84vh; object-fit: cover; }
.suite-facts { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 3rem; border-top: 1px solid rgba(255,255,255,.2); border-bottom: 1px solid rgba(255,255,255,.2); }
.suite-facts div { padding: 1.25rem; border-right: 1px solid rgba(255,255,255,.2); }
.suite-facts div:last-child { border-right: 0; }
.suite-facts strong, .suite-facts span { display: block; }
.suite-facts strong { color: var(--aqua); font: 500 clamp(1.45rem, 2.8vw, 2.8rem)/1 "Manrope", sans-serif; letter-spacing: -.04em; }
.suite-facts span { margin-top: .55rem; color: rgba(255,255,255,.55); font-size: .75rem; }
.suite-gallery { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; margin-top: 4rem; }
.suite-gallery img { width: 100%; aspect-ratio: 1.45; object-fit: cover; }
.suite-resources { margin-top: clamp(5rem,8vw,8rem); padding-top: 3rem; border-top: 1px solid rgba(255,255,255,.2); }
.suite-resource-heading { display: grid; grid-template-columns: .42fr 1fr; gap: 1rem 3rem; }
.suite-resource-heading .eyebrow { grid-row: 1 / span 2; }
.suite-resource-heading h3 { max-width: 18ch; margin-bottom: .5rem; font-size: clamp(2rem,3.6vw,3.8rem); letter-spacing: -.045em; }
.suite-resource-heading > p:last-child { max-width: 45rem; color: rgba(255,255,255,.64); }
.downloads { display: grid; grid-template-columns: 1fr 1fr; margin-top: 3rem; border-top: 1px solid rgba(255,255,255,.2); }
.downloads a { display: flex; justify-content: space-between; gap: 1rem; padding: 1.2rem 0; border-bottom: 1px solid rgba(255,255,255,.2); }
.downloads a:first-child { margin-right: 2rem; }
.downloads a span { color: rgba(255,255,255,.5); font-size: .75rem; }
.suite-faq { max-width: 70rem; margin: 3rem 0 0 auto; border-top: 1px solid rgba(255,255,255,.2); }
.suite-faq details { border-bottom: 1px solid rgba(255,255,255,.2); }
.suite-faq summary { cursor: pointer; list-style: none; padding: 1.25rem 3rem 1.25rem 0; font: 500 clamp(1.1rem,2vw,1.55rem)/1.2 "Manrope",sans-serif; position: relative; }
.suite-faq summary::-webkit-details-marker { display: none; }
.suite-faq summary::after { content: "+"; position: absolute; right: .25rem; top: 1.1rem; color: var(--aqua); font-size: 1.6rem; }
.suite-faq details[open] summary::after { content: "–"; }
.suite-faq details p { max-width: 50rem; padding-bottom: 1.35rem; color: rgba(255,255,255,.64); }

.system-comparison { display: grid; grid-template-columns: 1fr 1fr; margin-top: 4rem; border: 1px solid var(--line); }
.system-comparison article { min-height: 35rem; padding: 2.25rem 3rem; display: flex; flex-direction: column; }
.system-comparison article + article { border-left: 1px solid var(--line); }
.system-kicker { color: var(--blue); font-size: .72rem; text-transform: uppercase; letter-spacing: .14em; }
.system-comparison h3 { margin-top: 4rem; max-width: 9ch; font-size: clamp(2.25rem, 4vw, 4.25rem); line-height: .94; letter-spacing: -.05em; }
.system-position { margin-top: 1rem; max-width: 31rem; color: var(--soft); font-size: 1.08rem; }
.system-route { margin-top: auto; }
.system-route div { display: grid; grid-template-columns: 6.5rem 1fr; gap: 1rem; padding: .9rem 0; border-top: 1px solid var(--line); }
.system-route dt { color: var(--blue); font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; }
.system-route dd { margin: 0; color: var(--soft); font-size: .92rem; }
.steel-route { background: var(--navy); color: white; }
.steel-route .system-kicker, .steel-route .system-route dt { color: #8dccf4; }
.steel-route .system-position, .steel-route .system-route dd { color: rgba(255,255,255,.68); }
.steel-route .system-route div { border-color: rgba(255,255,255,.18); }
.systems-note { max-width: 48rem; margin: 1.2rem 0 0 auto; color: var(--soft); font-size: .84rem; }
.steel-v1-case { margin-top: 5rem; padding-top: 5rem; border-top: 1px solid var(--line); }
.steel-v1-heading { display: grid; grid-template-columns: .65fr 1.15fr 1fr; gap: 2rem; align-items: start; margin-bottom: 2rem; }
.steel-v1-heading h3 { max-width: 12ch; font-size: clamp(2.25rem, 4.2vw, 4.5rem); line-height: .94; letter-spacing: -.05em; }
.steel-v1-heading > p:last-child { max-width: 40rem; color: var(--soft); font-size: 1rem; }
.steel-v1-gallery { display: grid; grid-template-columns: 1.35fr .65fr .65fr; gap: .8rem; }
.steel-v1-gallery figure { min-height: 18rem; background: #d7d5cd; overflow: hidden; display: flex; flex-direction: column; }
.steel-v1-gallery .steel-v1-lead { grid-row: span 2; min-height: 36.8rem; }
.steel-v1-gallery figure:last-child { grid-column: 2 / 4; }
.steel-v1-gallery img { width: 100%; min-height: 0; flex: 1; object-fit: cover; display: block; }
.steel-v1-gallery figcaption { padding: .7rem .8rem; background: var(--navy); color: rgba(255,255,255,.72); font-size: .68rem; line-height: 1.35; text-transform: uppercase; letter-spacing: .08em; }

.delivery-steps { list-style: none; margin: 4rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(6,1fr); }
.delivery-steps li { min-height: 20rem; padding: 1.15rem; border-top: 1px solid var(--line); border-right: 1px solid var(--line); }
.delivery-steps li:last-child { border-right: 0; }
.delivery-steps span { color: var(--blue); font-size: .72rem; }
.delivery-steps h3 { margin-top: 7rem; }
.delivery-steps p { color: var(--soft); font-size: .9rem; }

.faq-list { max-width: 70rem; margin: 4rem 0 0 auto; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; list-style: none; padding: 1.25rem 3rem 1.25rem 0; font: 500 clamp(1.1rem, 2vw, 1.55rem)/1.2 "Manrope", sans-serif; position: relative; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: .25rem; top: 1.1rem; color: var(--blue); font-size: 1.6rem; }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { max-width: 48rem; padding-bottom: 1.35rem; color: var(--soft); }

.contact { padding: clamp(6rem, 12vw, 12rem) var(--pad); text-align: center; }
.contact .eyebrow { text-align: center; }
.contact h2 { max-width: 12ch; margin-left: auto; margin-right: auto; }
.contact > p:not(.eyebrow) { max-width: 44rem; margin: 0 auto 2.5rem; color: rgba(255,255,255,.65); font-size: 1.15rem; }
footer { display: grid; grid-template-columns: 1fr auto auto auto auto; gap: 2rem; align-items: center; padding: 2.4rem var(--pad); background: #04101a; color: rgba(255,255,255,.58); font-size: .74rem; }
footer p { margin: 0; }
footer p span { color: rgba(255,255,255,.4); }
.brand-footer img { width: 140px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1120px) {
  nav { gap: .8rem; font-size: .76rem; }
  .delivery-steps { grid-template-columns: repeat(3,1fr); }
  .delivery-steps li:nth-child(3n) { border-right: 0; }
}

@media (max-width: 920px) {
  .menu-toggle { display: block; }
  nav { display: none; position: absolute; top: 66px; left: var(--pad); right: var(--pad); flex-direction: column; align-items: stretch; gap: 0; padding: .65rem; background: var(--paper); color: var(--navy); border-radius: 12px; box-shadow: 0 18px 60px rgba(0,0,0,.25); }
  nav.open { display: flex; }
  nav a { padding: .8rem; opacity: 1; }
  .nav-cta { border-color: var(--line); }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { min-height: 74svh; padding-top: 8rem; }
  .hero-note { margin-top: 2rem; }
  .hero-image { min-height: 34rem; }
  .section-heading { display: block; }
  .section-heading h2 { margin-left: 0; }
  .system-story, .work-platform, .shipping-grid, .treatment-band { grid-template-columns: 1fr; }
  .market-grid { grid-template-columns: 1fr; }
  .market-grid article { min-height: 18rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .market-grid article:last-child { border-bottom: 0; }
  .reuse-map { grid-template-columns: 1fr; }
  .reuse-connector { flex-direction: row; padding: 1.25rem; border: 0; border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
  .reuse-connector::before { content: "↓"; }
  .application-visuals { grid-template-columns: 1fr; }
  .yntegra-case-study { grid-template-columns: 1fr; }
  .yntegra-case-copy { grid-row: auto; }
  .yntegra-credit { grid-column: auto; }
  .technical-visual { position: static; }
  .work-platform { align-items: start; }
  .evidence-grid { grid-template-columns: repeat(2,1fr); }
  .evidence-grid article:nth-child(2) { border-right: 0; }
  .evidence-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .suite-heading, .suite-resource-heading { display: block; }
  footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  h1 { font-size: clamp(3rem, 15vw, 5.2rem); }
  h2 { font-size: clamp(2.35rem, 12vw, 4rem); }
  .brand img { width: 132px; }
  .brand-sub { margin-left: .6rem; padding-left: .6rem; font-size: .58rem; letter-spacing: .12em; }
  .hero-copy { min-height: 82svh; }
  .hero-image { min-height: 29rem; }
  .reason-strip, .fact-ribbon, .pipe-band, .evidence-grid, .evidence-notes, .suite-gallery, .suite-facts, .downloads, .system-comparison, .delivery-steps { grid-template-columns: 1fr; }
  .reason-strip article { min-height: 14rem; border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .wide-visual img { aspect-ratio: 1.15; }
  .fact-ribbon div { border-right: 0; border-bottom: 1px solid var(--line); }
  .fact-ribbon div:last-child { border-bottom: 0; }
  .pipe-band { padding: 1.2rem; }
  .treatment-band { padding: 1.5rem 1.2rem; }
  .treatment-specs div { grid-template-columns: 1fr; gap: .3rem; }
  .evidence-grid article { min-height: 16rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .evidence-grid article:last-child { border-bottom: 0; }
  .configuration-sheet { margin-top: 4rem; overflow-x: auto; }
  .configuration-sheet img { min-width: 850px; }
  .application-visuals .configuration-sheet { margin-top: 0; }
  .first-life { min-height: 24rem; }
  .second-life-heading, .second-life-grid { grid-template-columns: 1fr; }
  .second-life-grid article, .second-life-grid article + article { min-height: auto; padding: 1.25rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .second-life-grid article:last-child { border-bottom: 0; }
  .second-life-grid h4 { margin-top: 2rem; }
  .yntegra-case-study { margin-top: 4rem; padding-top: 4rem; }
  .yntegra-case-copy { padding: 1.5rem 1.2rem; }
  .case-facts div { grid-template-columns: 1fr; gap: .3rem; }
  .yntegra-hero img { min-height: 22rem; }
  .yntegra-gallery { grid-template-columns: 1fr; }
  .suite-facts div { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.2); }
  .suite-gallery img { aspect-ratio: 1.5; }
  .downloads a:first-child { margin-right: 0; }
  .market-grid article { min-height: 16rem; }
  .system-comparison article, .system-comparison article + article { min-height: 0; padding: 1.75rem; border-left: 0; border-bottom: 1px solid var(--line); }
  .system-comparison h3 { margin-top: 3rem; }
  .system-route { margin-top: 3rem; }
  .system-route div { grid-template-columns: 5.5rem 1fr; }
  .systems-note { margin-left: 0; }
  .steel-v1-heading, .steel-v1-gallery { grid-template-columns: 1fr; }
  .steel-v1-gallery .steel-v1-lead, .steel-v1-gallery figure:last-child { grid-row: auto; grid-column: auto; }
  .steel-v1-gallery figure, .steel-v1-gallery .steel-v1-lead { min-height: 21rem; }
  .delivery-steps li:nth-child(n) { min-height: 15rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .delivery-steps h3 { margin-top: 4.5rem; }
  footer { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}