:root {
  --ink:#13273a; --ink-2:#284257; --paper:#f4f1ea; --white:#fff; --line:#d8d8d3;
  --red:#cf2738; --red-dark:#aa1e2c; --kraft:#c7a36c; --sand:#e6dccb;
  --max:1240px; --shadow:0 18px 50px rgba(19,39,58,.10);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.6}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit}.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}.eyebrow{margin:0 0 14px;text-transform:uppercase;letter-spacing:.13em;font-size:.76rem;font-weight:800;color:var(--red)}h1,h2,h3{line-height:1.08;letter-spacing:-.035em;margin:0}h1{font-size:clamp(2.7rem,6vw,5.8rem);max-width:14ch}h2{font-size:clamp(2rem,4vw,3.7rem);max-width:18ch}h3{font-size:1.25rem}.lead{font-size:clamp(1.08rem,1.7vw,1.34rem);color:var(--ink-2);max-width:65ch}.section{padding:100px 0}.section--soft{background:var(--paper)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:42px}.section-head p{max-width:56ch;margin:0;color:var(--ink-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 22px;border-radius:6px;background:var(--red);color:#fff;font-weight:800;border:1px solid var(--red);transition:.2s}.btn:hover{background:var(--red-dark);border-color:var(--red-dark);transform:translateY(-1px)}.btn--ghost{background:transparent;color:var(--ink);border-color:rgba(19,39,58,.25)}.btn--ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}.text-link{font-weight:800;border-bottom:1px solid currentColor}.grid{display:grid;gap:24px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}
.site-header{position:absolute;inset:0 0 auto;z-index:50;border-bottom:1px solid rgba(255,255,255,.18);transition:.25s}.site-header.inner{background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-color:rgba(19,39,58,.12);box-shadow:0 8px 30px rgba(19,39,58,.06)}.nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:28px}.logo{width:184px;height:50px;display:flex;align-items:center;overflow:hidden}.logo img{width:100%;height:auto}.site-header:not(.inner) .logo img{filter:brightness(0) invert(1)}.nav-links{display:flex;align-items:center;gap:27px;color:#fff;font-size:.93rem;font-weight:750}.site-header.inner .nav-links{color:var(--ink)}.nav-item{position:relative}.nav-item>a{display:flex;gap:6px;align-items:center}.dropdown{position:absolute;top:calc(100% + 18px);left:-20px;width:290px;padding:12px;background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s}.nav-item:hover .dropdown,.nav-item:focus-within .dropdown,.nav-item.open .dropdown{opacity:1;visibility:visible;transform:none}.dropdown a{display:block;padding:10px 11px;border-radius:4px}.dropdown a:hover{background:var(--paper);color:var(--red)}.nav-cta{padding:11px 16px;border:1px solid rgba(255,255,255,.5);border-radius:5px}.site-header.inner .nav-cta{border-color:var(--red);color:var(--red)}.menu-btn{display:none;background:none;border:0;color:inherit;font-size:1.5rem}.site-header:not(.inner) .menu-btn{color:#fff}
.hero{position:relative;min-height:880px;display:flex;align-items:end;color:#fff;background:#172838;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,26,39,.93) 0%,rgba(11,26,39,.76) 45%,rgba(11,26,39,.2) 78%),url('/assets/img/hero-factory-tubes.png') center/cover no-repeat;transform:scale(1.01)}.hero-content{position:relative;padding:190px 0 90px}.hero .eyebrow{color:#f2767f}.hero .lead{color:rgba(255,255,255,.82);max-width:66ch;margin:26px 0 32px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.hero .btn--ghost{color:#fff;border-color:rgba(255,255,255,.45)}.hero .btn--ghost:hover{background:#fff;color:var(--ink)}.hero-facts{position:relative;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.24);margin-top:72px;padding-top:25px;max-width:760px}.hero-facts span{font-size:.74rem;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.6)}.hero-facts strong{display:block;font-size:1.25rem;margin-top:3px}.intro-band{padding:74px 0;border-bottom:1px solid var(--line)}.intro-band .inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:start}.product-card{background:#fff;border:1px solid var(--line);padding:30px;min-height:285px;display:flex;flex-direction:column;transition:.22s}.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}.product-card .num{font-weight:800;color:var(--red);font-size:.8rem}.product-card h3{font-size:1.55rem;margin:25px 0 12px}.product-card p{color:var(--ink-2);margin:0 0 22px}.product-card .text-link{margin-top:auto;align-self:flex-start}.applications{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line)}.application{padding:34px 28px;min-height:190px;border-right:1px solid var(--line)}.application:last-child{border-right:0}.application span{display:block;font-size:2rem;color:var(--kraft);margin-bottom:35px}.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.gallery-card{position:relative;overflow:hidden;min-height:340px;background:#ddd}.gallery-card:nth-child(1),.gallery-card:nth-child(4){grid-column:span 7}.gallery-card:nth-child(2),.gallery-card:nth-child(3){grid-column:span 5}.gallery-card:nth-child(5){grid-column:span 12;min-height:420px}.gallery-card img{width:100%;height:100%;object-fit:cover;transition:.45s}.gallery-card:hover img{transform:scale(1.035)}.gallery-label{position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.94);padding:10px 14px;font-weight:800}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.split-media{min-height:570px}.split-media img{width:100%;height:100%;object-fit:cover}.checklist{list-style:none;padding:0;margin:26px 0 0}.checklist li{padding:12px 0 12px 28px;border-bottom:1px solid var(--line);position:relative}.checklist li:before{content:"";position:absolute;left:0;top:22px;width:10px;height:10px;background:var(--red)}.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.spec{background:#fff;border:1px solid var(--line);padding:22px;min-height:120px}.spec strong{display:block}.spec span{font-size:.9rem;color:var(--ink-2)}.cta-band{background:var(--ink);color:#fff;padding:78px 0}.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:35px}.cta-band h2{max-width:15ch}.contact-buttons{display:flex;gap:12px;flex-wrap:wrap}.contact-button{display:inline-flex;align-items:center;gap:10px;padding:15px 18px;border:1px solid rgba(255,255,255,.3);border-radius:5px;font-weight:800}.contact-button:hover{background:#fff;color:var(--ink)}.contact-button.primary{background:var(--red);border-color:var(--red)}.page-hero{padding:185px 0 95px;background:var(--ink);color:#fff}.page-hero .lead{color:rgba(255,255,255,.75);margin:24px 0 0}.breadcrumbs{font-size:.84rem;color:rgba(255,255,255,.55);margin-bottom:35px}.content-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.6fr);gap:70px}.content-grid h2{font-size:2rem;margin:45px 0 16px}.side-card{background:var(--paper);padding:28px;position:sticky;top:110px}.side-card h3{margin-bottom:15px}.side-card ul{padding-left:18px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.contact-card{border:1px solid var(--line);padding:32px;background:#fff}.contact-card h3{font-size:1.45rem;margin-bottom:18px}.contact-card a{display:block;margin-top:10px;font-weight:800;color:var(--red)}.footer{background:#0d1d2a;color:#fff;padding:70px 0 25px}.footer-top{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:60px}.footer p,.footer a{color:rgba(255,255,255,.65)}.footer a:hover{color:#fff}.footer-logo{width:210px;filter:brightness(0) invert(1);margin-bottom:20px}.footer-links{display:grid;gap:10px}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:50px;padding-top:22px;color:rgba(255,255,255,.45);font-size:.84rem;display:flex;justify-content:space-between}
@media(max-width:980px){.nav-links{position:fixed;inset:84px 0 auto;background:#fff;color:var(--ink)!important;padding:24px;display:none;flex-direction:column;align-items:stretch;gap:18px;border-bottom:1px solid var(--line)}.nav-links.open{display:flex}.menu-btn{display:block}.dropdown{position:static;width:auto;box-shadow:none;border:0;padding:8px 0 0;display:none;opacity:1;visibility:visible;transform:none}.nav-item.open .dropdown{display:block}.hero{min-height:790px}.grid-3{grid-template-columns:repeat(2,1fr)}.applications{grid-template-columns:repeat(2,1fr)}.application:nth-child(2){border-right:0}.application:nth-child(-n+2){border-bottom:1px solid var(--line)}.split,.content-grid{grid-template-columns:1fr}.split-media{min-height:420px}.side-card{position:static}.footer-top{grid-template-columns:1fr 1fr}.footer-top>div:first-child{grid-column:span 2}}
@media(max-width:650px){.container{width:min(calc(100% - 28px),var(--max))}.section{padding:72px 0}.nav{height:72px}.nav-links{top:72px}.logo{width:155px}.hero{min-height:760px}.hero-content{padding:145px 0 65px}.hero-facts{grid-template-columns:1fr;gap:18px}.intro-band .inner,.grid-3,.grid-2,.applications,.spec-grid,.contact-grid{grid-template-columns:1fr}.application{border-right:0;border-bottom:1px solid var(--line)}.section-head,.cta-band .wrap{align-items:flex-start;flex-direction:column}.gallery-card,.gallery-card:nth-child(n){grid-column:span 12;min-height:270px}.split-media{min-height:300px}.footer-top{grid-template-columns:1fr}.footer-top>div:first-child{grid-column:auto}.footer-bottom{gap:15px;flex-direction:column}}

body{overflow-x:hidden}.nav-links>a,.nav-item>a{position:relative}.nav-links>a:not(.nav-cta):after,.nav-item>a:after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:.2s}.nav-links>a:hover:after,.nav-item>a:hover:after{transform:scaleX(1)}
.product-card:focus-visible,.btn:focus-visible,.contact-button:focus-visible,.nav-links a:focus-visible{outline:3px solid rgba(207,39,56,.35);outline-offset:4px}.hero-facts>div+div{border-left:1px solid rgba(255,255,255,.2);padding-left:28px}.page-hero h1{max-width:18ch}.content-grid article>img{width:100%;max-height:560px;object-fit:cover}.side-card .btn{margin-top:16px;width:100%}.contact-card ul{margin:0;padding-left:20px}.contact-card li+li{margin-top:8px}.footer h3{margin-bottom:17px}.legal-note{font-size:.82rem;color:var(--ink-2)}
@media(max-width:650px){.hero-facts>div+div{border-left:0;padding-left:0}.page-hero{padding-top:145px}.content-grid article>img{max-height:340px}.nav-links>a:not(.nav-cta):after,.nav-item>a:after{display:none}}

/* Non-sticky header and richer product imagery */
.hero-content{max-width:820px;z-index:2}
.product-card--image{padding:0;overflow:hidden}
.product-card--image .product-card-media{height:205px;overflow:hidden;background:#e9e5de}
.product-card--image .product-card-media img{width:100%;height:100%;object-fit:cover;transition:.35s}
.product-card--image:hover .product-card-media img{transform:scale(1.035)}
.product-card--image .product-card-body{padding:27px 30px 30px;display:flex;flex-direction:column;flex:1}
.product-card--image h3{margin-top:18px}
.concept-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.concept-card{position:relative;min-height:350px;overflow:hidden;background:#eee}
.concept-card img{width:100%;height:100%;object-fit:cover;transition:.4s}
.concept-card:hover img{transform:scale(1.025)}
.concept-card span{position:absolute;left:14px;right:14px;bottom:14px;padding:10px 12px;background:rgba(255,255,255,.93);font-weight:800;color:var(--ink)}
.concept-note{margin-top:22px;color:var(--ink-2);font-size:.92rem}
.inline-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:28px 0 10px}
.inline-gallery img{width:100%;height:310px;object-fit:cover}
@media(max-width:1100px){.hero-content{max-width:760px}}
@media(max-width:850px){.concept-gallery{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.concept-gallery{grid-template-columns:1fr}.concept-card{min-height:320px}.inline-gallery{grid-template-columns:1fr}.inline-gallery img{height:280px}}


/* v3 — definitive header and hero corrections */
.site-header,
.site-header.inner{
  position:absolute !important;
  top:0 !important;
  right:0 !important;
  bottom:auto !important;
  left:0 !important;
  width:100% !important;
  background:rgba(19,39,58,.78) !important;
  backdrop-filter:none !important;
  -webkit-backdrop-filter:none !important;
  box-shadow:none !important;
  border-bottom:1px solid rgba(255,255,255,.18) !important;
}
.site-header .logo img,
.site-header.inner .logo img{
  filter:brightness(0) invert(1) !important;
}
.site-header .nav-links,
.site-header.inner .nav-links{
  color:#fff !important;
}
.site-header .nav-cta,
.site-header.inner .nav-cta{
  color:#fff !important;
  border-color:rgba(255,255,255,.5) !important;
}
.site-header .menu-btn,
.site-header.inner .menu-btn{color:#fff !important}
.hero{align-items:stretch}
.hero-content{
  width:min(calc(100% - 40px),var(--max)) !important;
  max-width:var(--max) !important;
  margin-left:auto !important;
  margin-right:auto !important;
  padding:190px 0 90px !important;
}
.hero-copy{max-width:790px}
.gallery:has(.gallery-card:nth-child(4):last-child) .gallery-card:nth-child(4){grid-column:span 7}
@media(max-width:980px){
  .site-header .nav-links,.site-header.inner .nav-links{color:var(--ink)!important}
}
@media(max-width:650px){
  .hero-content{width:min(calc(100% - 28px),var(--max)) !important;padding:145px 0 65px !important}
}


/* Privacy and cookie controls */
.legal-links{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.legal-links a,.cookie-settings-link{color:rgba(255,255,255,.62);font-size:.84rem}.cookie-settings-link{padding:0;border:0;background:none;cursor:pointer}.legal-links a:hover,.cookie-settings-link:hover{color:#fff}.legal-content{max-width:900px}.legal-content h2{font-size:2rem;margin:52px 0 15px;max-width:none}.legal-content h3{margin:30px 0 10px}.legal-content p,.legal-content li{color:var(--ink-2)}.legal-content table{width:100%;border-collapse:collapse;margin:24px 0}.legal-content th,.legal-content td{padding:14px;border:1px solid var(--line);text-align:left;vertical-align:top}.legal-content th{background:var(--paper)}
.cookie-banner{position:fixed;left:20px;right:20px;bottom:20px;z-index:1000;display:none;max-width:1160px;margin:auto;background:#fff;border:1px solid rgba(19,39,58,.18);box-shadow:0 24px 70px rgba(7,20,31,.3);padding:22px;border-radius:8px}.cookie-banner.show{display:block}.cookie-banner__inner{display:flex;align-items:center;justify-content:space-between;gap:28px}.cookie-banner h2{font-size:1.25rem;letter-spacing:-.02em;margin-bottom:5px}.cookie-banner p{margin:0;color:var(--ink-2);font-size:.94rem;max-width:720px}.cookie-banner a{color:var(--red);text-decoration:underline}.cookie-actions{display:flex;gap:10px;flex-wrap:wrap;flex-shrink:0}.cookie-btn{min-height:44px;padding:0 16px;border-radius:5px;border:1px solid var(--ink);background:#fff;color:var(--ink);font-weight:800;cursor:pointer}.cookie-btn:hover{background:var(--paper)}.cookie-btn--primary{background:var(--red);border-color:var(--red);color:#fff}.cookie-btn--primary:hover{background:var(--red-dark)}
.cookie-modal-backdrop{position:fixed;inset:0;z-index:1100;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(6,18,28,.68)}.cookie-modal-backdrop.show{display:flex}.cookie-modal{width:min(100%,640px);max-height:90vh;overflow:auto;background:#fff;border-radius:8px;box-shadow:0 30px 90px rgba(0,0,0,.35)}.cookie-modal__head{display:flex;justify-content:space-between;gap:20px;padding:24px;border-bottom:1px solid var(--line)}.cookie-modal__head h2{font-size:1.6rem}.cookie-close{border:0;background:none;font-size:1.6rem;cursor:pointer}.cookie-modal__body{padding:24px}.cookie-category{display:grid;grid-template-columns:1fr auto;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.cookie-category h3{margin-bottom:4px}.cookie-category p{margin:0;color:var(--ink-2);font-size:.92rem}.cookie-state{font-weight:800;color:var(--red)}.cookie-switch{position:relative;width:48px;height:26px}.cookie-switch input{position:absolute;opacity:0}.cookie-switch span{position:absolute;inset:0;border-radius:20px;background:#aaa;cursor:pointer}.cookie-switch span:after{content:"";position:absolute;width:20px;height:20px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}.cookie-switch input:checked+span{background:var(--red)}.cookie-switch input:checked+span:after{transform:translateX(22px)}.cookie-switch input:disabled+span{opacity:.55;cursor:not-allowed}.cookie-modal__foot{display:flex;justify-content:flex-end;gap:10px;padding:20px 24px;border-top:1px solid var(--line)}
@media(max-width:760px){.cookie-banner{left:10px;right:10px;bottom:10px}.cookie-banner__inner{align-items:flex-start;flex-direction:column}.cookie-actions{width:100%}.cookie-btn{flex:1}.footer-bottom{align-items:flex-start}.legal-links{order:3}.legal-content table{display:block;overflow-x:auto}}

/* Multilingual navigation and FAQ */
.lang-switcher{display:flex;align-items:center;gap:4px;margin-left:4px;border:1px solid rgba(255,255,255,.28);border-radius:5px;padding:3px}.lang-switcher a{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:30px;padding:0 7px!important;border-radius:3px;font-size:.74rem!important;font-weight:800!important;letter-spacing:.08em;color:rgba(255,255,255,.72)!important}.lang-switcher a:hover,.lang-switcher a.active{background:rgba(255,255,255,.14);color:#fff!important}.faq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:6px;padding:0 20px}.faq-item summary{list-style:none;cursor:pointer;padding:20px 28px 20px 0;font-weight:800;position:relative;color:var(--ink)}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:'+';position:absolute;right:0;top:17px;font-size:1.4rem;font-weight:500}.faq-item[open] summary:after{content:'–'}.faq-item p{padding:0 0 20px;margin:0;color:var(--ink-2)}@media(max-width:980px){.lang-switcher{margin:14px 0 4px;border-color:rgba(19,39,58,.2);width:max-content}.lang-switcher a{color:var(--ink)!important}.lang-switcher a:hover,.lang-switcher a.active{background:var(--paper);color:var(--red)!important}.faq-grid{grid-template-columns:1fr}}