:root{--ink:#242729;--muted:#62686d;--gold:#ae8650;--gold-light:#d0b488;--surface:#f2f4f5;--line:#dfe3e5;--white:#fff;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--white);font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:3px solid var(--gold);outline-offset:5px}img{display:block;max-width:100%;height:auto}.container{width:calc(100% - 96px);max-width:var(--max);margin-inline:auto}.skip{position:fixed;left:20px;top:-80px;background:var(--ink);color:#fff;padding:12px 20px;z-index:100}.skip:focus{top:12px}.topline{background:var(--ink);color:#fff;font-size:12px;letter-spacing:.025em}.topline .container{display:flex;justify-content:space-between;gap:24px;padding-block:8px}.topline a{color:#e5d0b1}.header{position:sticky;top:0;z-index:20;background:#fffffffa;border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;min-height:94px}.brand{width:250px;flex-shrink:0}.nav{display:flex;gap:27px;align-items:center}.nav a{font-size:14px;position:relative;padding-block:30px}.nav a:after{content:'';position:absolute;bottom:22px;height:2px;background:var(--gold);left:0;right:100%;transition:right .2s}.nav a:hover:after,.nav a[aria-current]:after{right:0}.header-actions{display:flex;align-items:center;gap:20px}.language{display:flex;align-items:center;gap:7px;font-size:12px}.language button{border:0;background:transparent;min-width:34px;min-height:44px;padding:4px;color:#767a7e;font-size:14px;cursor:pointer}.language button[aria-pressed=true]{color:var(--ink);font-weight:700}.language span{color:#b0b2b4}.menu-toggle{display:none;border:0;background:transparent;width:44px;height:44px;cursor:pointer}.menu-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:6px auto}.hero{overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.03fr 1fr;align-items:center;min-height:680px;gap:20px}.hero-copy{padding:64px 0}.eyebrow{display:flex;align-items:center;gap:12px;font-size:12px;line-height:1.4;font-weight:700;letter-spacing:.15em;text-transform:uppercase;margin:0 0 25px;color:var(--gold)}.gold-line{width:35px;height:1px;background:var(--gold)}h1{font-size:clamp(44px,5.2vw,72px);line-height:1.12;font-weight:500;letter-spacing:-.055em;margin:0 0 28px}h1 .accent-text{color:#8c6c41}.hero-description{max-width:500px;color:var(--muted);font-size:18px;line-height:1.8;margin:0 0 32px}.buttons{display:flex;flex-wrap:wrap;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:51px;padding:13px 23px;font-size:14px;font-weight:600;border:1px solid var(--ink);transition:background .2s,color .2s}.button-dark{background:var(--ink);color:#fff}.button-dark:hover{background:#484d51;border-color:#484d51}.button-outline:hover{background:var(--surface)}.hero-note{display:flex;align-items:center;gap:12px;margin-top:44px;color:var(--muted);font-size:13px}.mini-line{height:1px;width:26px;background:#a4aaae}.hero-visual{align-self:stretch;position:relative;display:flex;align-items:center;justify-content:center;isolation:isolate;background:linear-gradient(125deg,#f5f6f7,#e5e9ec);margin:28px 0 28px 12px;min-height:570px;border-bottom:3px solid var(--gold-light)}.visual-number{position:absolute;inset:0;display:grid;place-items:center;z-index:-1;font-size:520px;line-height:1;font-weight:700;color:#e5e9ec;opacity:.8;overflow:hidden}.visual-label{position:absolute;left:25px;top:22px;display:flex;flex-direction:column;gap:4px;font-size:14px;z-index:1}.small-cap{letter-spacing:.13em;font-size:12px;color:#767d83}.hero-product{position:relative;max-height:492px;width:auto;max-width:88%;object-fit:contain;margin-top:30px;filter:drop-shadow(0 18px 15px #2a394120)}.visual-caption{position:absolute;right:22px;bottom:15px;letter-spacing:.18em;font-size:12px;color:#676f76}.intro-strip{border-block:1px solid var(--line)}.strip-grid{display:grid;grid-template-columns:repeat(3,1fr)}.strip-grid>div{display:flex;align-items:center;gap:23px;padding:27px 0}.strip-grid>div+div{padding-left:42px;border-left:1px solid var(--line)}.strip-grid strong{font-size:27px;letter-spacing:-.04em;font-weight:500;white-space:nowrap}.strip-grid span{color:var(--muted);font-size:13px;max-width:160px;line-height:1.5}.section{padding-block:100px}h2{font-size:clamp(30px,3.3vw,45px);font-weight:500;line-height:1.2;letter-spacing:-.04em;margin:0}h3{font-size:20px;line-height:1.3;letter-spacing:-.02em;font-weight:500;margin:0}.section-heading{display:grid;grid-template-columns:1.6fr 1fr;gap:90px;align-items:end;margin-bottom:42px}.section-heading .eyebrow{margin-bottom:19px}.section-heading>p{color:var(--muted);margin:0;line-height:1.75;max-width:370px}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px 25px}.product-card{min-width:0}.product-picture{height:230px;background:var(--surface);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.product-picture>span{position:absolute;left:19px;top:13px;font-size:12px;color:#858b90}.product-picture>img{max-width:75%;max-height:174px;object-fit:contain;transition:transform .4s}.product-card:hover .product-picture>img{transform:translateY(-6px)}.product-picture.set-picture>img{height:202px;max-height:202px}.product-picture.manifold>img{max-width:84%;max-height:183px}.product-body{padding:24px 0 0}.product-body h3{font-size:19px;font-weight:600}.product-body p{color:var(--muted);font-size:15px;line-height:1.7;min-height:51px;max-width:340px;margin:12px 0 18px}.text-link{display:inline-block;font-size:14px;font-weight:600;border-bottom:1px solid var(--gold);padding-block:3px;line-height:1.6}.text-link:hover{color:#8c6c41;border-color:var(--ink)}.about{background:var(--surface)}.about-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:78px;align-items:center}.about-photo{position:relative;padding-bottom:43px}.about-photo>img{width:100%;height:470px;object-fit:cover;object-position:51% center}.since{position:absolute;right:-20px;bottom:0;background:var(--ink);color:#fff;display:flex;align-items:center;gap:25px;padding:26px 32px;max-width:350px;border-left:3px solid var(--gold-light)}.since strong{font-size:45px;line-height:1;font-weight:400;letter-spacing:-.06em}.since span{font-size:13px;line-height:1.5;color:#d4d9dc}.about-copy h2{max-width:460px}.about-copy p:not(.eyebrow){color:var(--muted);font-size:16px;line-height:1.8;margin-top:24px}.about-copy .text-link{margin-top:8px}.production{background:var(--ink);color:#fff}.production .eyebrow{color:var(--gold-light)}.production .section-heading>p{color:#b4bbc0}.process-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:56px}.process-grid article{border-top:1px solid #54585b;padding:29px 27px 0 0}.process-grid article+article{padding-left:26px;border-left:1px solid #41474a}.process-number{color:var(--gold-light);font-size:14px;display:block;margin-bottom:29px}.process-grid h3{font-size:21px}.process-grid p{font-size:15px;color:#b8bfc4;margin:14px 0 0;line-height:1.8}.catalogue-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:100px;align-items:center}.catalogue-grid h2{max-width:440px}.catalogue-grid p:not(.eyebrow){color:var(--muted);line-height:1.8;max-width:440px;margin-top:25px}.catalogue-links{display:flex;flex-direction:column;gap:16px}.catalogue-link{display:flex;gap:22px;align-items:center;padding:28px;background:var(--surface);border:1px solid transparent;transition:background .2s,border-color .2s}.catalogue-link:hover{border-color:var(--gold-light);background:#fff}.catalogue-link>svg{margin-left:auto;flex-shrink:0}.document-icon{width:51px;height:67px;border:1px solid #bca07a;display:grid;place-items:center;font-size:12px;letter-spacing:.1em;color:#947246;flex-shrink:0}.catalogue-meta{font-size:12px;letter-spacing:.1em;color:var(--muted)}.catalogue-link h3{font-size:18px;font-weight:600;margin:6px 0}.download-label{font-size:13px;color:var(--muted)}.contact{background:#f3f4f4;border-top:1px solid var(--line)}.contact-top{display:flex;align-items:center;justify-content:space-between;gap:50px;padding-bottom:48px;border-bottom:1px solid #cfd5d8}.contact-top h2{max-width:650px}.contact-top .button{flex-shrink:0}.contact-grid{display:grid;grid-template-columns:1.12fr 1fr 1fr;gap:50px;margin-top:45px}.contact-label{display:block;font-size:12px;letter-spacing:.13em;color:#6a7177;margin-bottom:13px}.contact-value{font-size:clamp(18px,1.7vw,23px);line-height:1.5;letter-spacing:-.035em;display:block}.contact-grid p{font-size:14px;color:var(--muted);margin:13px 0 0}.secondary-phone{font-size:15px;display:block;color:var(--muted);margin-top:9px}.contact-grid address{font-style:normal;font-size:15px;line-height:1.8}.map-link{margin-top:15px}footer{background:#fff;padding:42px 0 24px}.footer-top{display:flex;align-items:center;gap:48px;padding-bottom:28px}.footer-brand{width:218px}.footer-top p{font-size:14px;color:var(--muted)}.back-top{margin-left:auto;font-size:13px;border-bottom:1px solid var(--line)}.footer-bottom{display:flex;gap:25px;justify-content:space-between;border-top:1px solid var(--line);padding-top:22px;font-size:12px;color:#777e82}
@media(min-width:1550px){.hero-grid{min-height:730px}.hero-product{max-height:535px}.hero-visual{min-height:630px}}@media(max-width:1150px){.container{width:calc(100% - 64px)}.brand{width:205px}.header-inner{gap:25px}.nav{gap:20px}.nav a{font-size:14px}.hero-grid{min-height:635px}.hero-visual{min-height:560px}.hero-product{max-height:460px}.hero-description{font-size:17px}.strip-grid>div{gap:15px}.strip-grid>div+div{padding-left:24px}.strip-grid strong{font-size:23px}.strip-grid span{font-size:12px}.about-grid{gap:50px}.section-heading{gap:50px}.catalogue-grid{gap:50px}.catalogue-link{padding:23px;gap:18px}.contact-grid{gap:30px}}@media(max-width:930px){.nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:16px 32px;flex-direction:column;align-items:stretch;gap:0}.nav.is-open{display:flex}.nav a{font-size:16px;padding:12px 0}.nav a:after{bottom:8px;right:100%}.menu-toggle{display:block}.header-inner{min-height:82px}.hero-grid{gap:0;min-height:590px;grid-template-columns:1.1fr .9fr}.hero-copy{padding:45px 0}.hero-visual{min-height:510px}.hero-product{max-height:390px}.hero h1{font-size:50px}.hero-description{font-size:16px}.button{padding-inline:18px}.visual-label{left:18px;font-size:12px}.hero-note{font-size:12px;max-width:300px}.strip-grid>div{display:block;padding-block:23px}.strip-grid span{display:block;margin-top:6px}.section{padding-block:75px}.section-heading{gap:40px;grid-template-columns:1.3fr 1fr}.product-grid{gap:32px 20px}.product-picture{height:190px}.product-picture>img{max-height:145px}.product-picture.set-picture>img{max-height:165px}.product-body h3{font-size:17px}.product-body p{font-size:14px;min-height:71px}.about-grid{gap:40px}.about-photo>img{height:425px}.since{right:-10px;padding:22px;gap:20px;max-width:285px}.since strong{font-size:37px}.since span{font-size:12px}.process-grid{grid-template-columns:repeat(2,1fr);row-gap:35px}.process-grid article:nth-child(3){border-left:none;padding-left:0}.catalogue-grid{gap:40px;grid-template-columns:1fr 1.2fr}.catalogue-link{padding:20px;gap:16px}.catalogue-link h3{font-size:16px}.document-icon{width:40px;height:58px}.contact-top h2{font-size:35px}.contact-grid{grid-template-columns:1fr 1fr}.contact-grid>div:last-child{grid-column:1/-1}.contact-value{font-size:21px}.footer-top{gap:30px}}@media(max-width:650px){.container{width:calc(100% - 40px)}.topline{font-size:12px}.topline .container{padding-block:7px;gap:10px}.topline a{display:none}.header-inner{min-height:77px;gap:16px}.brand{width:187px}.header-actions{gap:4px}.language{gap:1px}.language button{min-width:29px;font-size:12px}.menu-toggle{width:38px}.hero-grid{grid-template-columns:1fr;gap:0}.hero-copy{padding:45px 0 33px}.eyebrow{font-size:12px;letter-spacing:.13em;margin-bottom:22px}.hero h1{font-size:clamp(42px,9.7vw,62px);line-height:1.14;margin-bottom:23px}.hero-description{font-size:16px;max-width:440px;margin-bottom:24px}.hero-note{margin-top:25px;font-size:12px;max-width:none}.button{font-size:13px;padding:13px 20px}.hero-visual{min-height:440px;height:440px;margin:0 0 30px}.hero-product{max-height:355px;margin-top:30px}.visual-number{font-size:420px}.visual-label{left:20px;top:17px}.visual-caption{font-size:12px}.strip-grid>div{padding-block:21px}.strip-grid>div+div{padding-left:17px}.strip-grid strong{font-size:21px}.strip-grid span{font-size:12px;line-height:1.4;max-width:86px;margin-top:7px}.section{padding-block:63px}.section-heading{grid-template-columns:1fr;gap:23px;margin-bottom:31px}.section-heading .eyebrow{margin-bottom:17px}h2{font-size:33px;line-height:1.22}.section-heading>p{font-size:15px;max-width:440px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 16px}.product-picture{height:160px}.product-picture>span{font-size:12px;left:12px;top:7px}.product-picture>img{max-height:125px;max-width:86%}.product-picture.set-picture>img{max-height:145px}.product-picture.manifold>img{max-height:125px}.product-body{padding-top:16px}.product-body h3{font-size:17px;min-height:44px;line-height:1.3}.product-body p{font-size:13px;line-height:1.7;min-height:88px;margin:10px 0 12px}.text-link{font-size:12px}.about-grid{grid-template-columns:1fr;gap:36px}.about-photo>img{height:310px}.about-photo{padding-bottom:35px}.since{right:0;padding:22px;max-width:278px}.about-copy .eyebrow{margin-bottom:18px}.about-copy p:not(.eyebrow){font-size:15px;margin-top:20px}.about-copy .text-link{font-size:14px}.process-grid{gap:28px 0;margin-top:38px}.process-grid article{padding-right:17px}.process-grid article+article{padding-left:18px}.process-grid article:nth-child(3){padding-left:0}.process-number{font-size:12px;margin-bottom:23px}.process-grid h3{font-size:20px}.process-grid p{font-size:14px}.catalogue-grid{grid-template-columns:1fr;gap:26px}.catalogue-grid p:not(.eyebrow){font-size:15px}.catalogue-link{padding:23px;gap:18px}.catalogue-link h3{font-size:17px}.document-icon{width:44px;height:62px}.contact-top{display:block;padding-bottom:33px}.contact-top h2{font-size:33px}.contact-top .button{margin-top:25px}.contact-grid{grid-template-columns:1fr;gap:33px;margin-top:33px}.contact-grid>div:last-child{grid-column:auto}.contact-value{font-size:23px}.contact-label{margin-bottom:8px}.map-link{font-size:14px}.footer-top{flex-wrap:wrap;gap:15px;justify-content:space-between}.footer-brand{width:190px}.footer-top p{order:3;flex-basis:100%;margin:0;font-size:13px}.back-top{margin:0;font-size:12px}.footer-bottom{flex-direction:column;gap:8px;font-size:12px}.nav{padding-inline:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* Readable text across all screen sizes. */
.product-body p,.process-grid p,.about-copy p:not(.eyebrow),.catalogue-grid p:not(.eyebrow),.section-heading>p,.contact-grid p,.contact-grid address{font-size:16px}.text-link{font-size:14px}.product-body p{min-height:55px}.product-body h3{min-height:50px}@media(max-width:650px){.product-body p{min-height:108px}.product-body h3{min-height:66px}.product-body .text-link{font-size:14px}.product-picture{height:175px}}

/* Product group photographs. */
.product-picture>img.group-photo{max-width:92%;max-height:205px}@media(max-width:930px){.product-picture>img.group-photo{max-height:173px}}@media(max-width:650px){.product-picture>img.group-photo{max-width:94%;max-height:158px}}

/* Two unboxed boiler-set variants. */
.set-comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-items:stretch;padding:28px 12px 12px}
.set-variant{margin:0;height:100%;min-width:0;min-height:0;text-align:center;background:var(--white);padding:6px 3px 0}
.set-variant img{width:100%;height:calc(100% - 36px);object-fit:contain}
.set-variant figcaption{height:36px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;line-height:1.2;color:var(--ink)}
@media(max-width:650px){.set-card,.product-card:last-child{grid-column:1 / -1}.set-comparison{height:255px;padding:28px 18px 12px;gap:22px}.set-card .product-body h3,.product-card:last-child .product-body h3,.set-card .product-body p,.product-card:last-child .product-body p{min-height:0}}

/* Material examples in the manufacturing overview. */
.strip-grid .material-names{display:grid;grid-template-columns:repeat(2,max-content);gap:3px 15px;font-size:20px;line-height:1.3;letter-spacing:0;white-space:normal}
.strip-grid .material-names span{font:inherit;color:inherit;max-width:none;margin:0;line-height:1.3}
@media(max-width:650px){.strip-grid .material-names{font-size:16px;gap:3px 10px}}

.certificates{border-bottom:1px solid var(--line)}.certificate-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.certificate-grid p:not(.eyebrow){color:var(--muted);font-size:16px;line-height:1.8}.certificate-details{border-top:3px solid var(--gold);padding-top:12px}.certificate-details dl{margin:0 0 26px}.certificate-details dl>div{display:grid;grid-template-columns:1fr 1.2fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}.certificate-details dt{font-size:14px;color:var(--muted)}.certificate-details dd{font-size:16px;margin:0;overflow-wrap:anywhere}.certificate-details>.text-link{margin-top:20px}@media(max-width:850px){.certificate-grid{grid-template-columns:1fr;gap:30px}}
:root{--cookie-space:0px}body{padding-bottom:var(--cookie-space)}html{scroll-padding-bottom:calc(var(--cookie-space) + 20px)}.cookie-notice{position:fixed;left:24px;right:24px;bottom:18px;max-width:1180px;margin-inline:auto;z-index:40;display:flex;align-items:center;gap:30px;padding:20px 24px;background:#fff;border:1px solid #bdab92;box-shadow:0 5px 30px #24272920;color:var(--ink)}.cookie-notice p{font-size:15px;line-height:1.6;margin:0 0 5px}.cookie-notice a{font-size:14px;text-decoration:underline;text-underline-offset:3px}.cookie-notice button{flex-shrink:0;min-height:48px;cursor:pointer}.cookie-notice[hidden]{display:none!important}@media(max-width:600px){.cookie-notice{left:10px;right:10px;bottom:10px;padding:16px;gap:14px;align-items:flex-start;flex-direction:column}.cookie-notice button{align-self:flex-end;padding:10px 20px}.cookie-notice p{font-size:14px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}
@media(max-width:650px){.button{font-size:14px}.language button{font-size:14px;min-width:32px}.menu-toggle{width:44px;height:44px}}@media(max-width:380px){.brand{width:140px}.header-inner{gap:8px}}

/* Product spotlight photograph, October 2026. */
.hero-visual{overflow:hidden;background:#202426}
.hero-product{position:absolute;inset:0;width:100%;height:100%;max-width:none;max-height:none;object-fit:cover;object-position:center 53%;margin:0;filter:none}
.hero-visual::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(0,0,0,.30),transparent 24%,transparent 78%,rgba(0,0,0,.40))}
.hero-visual .visual-number{display:none}
.hero-visual .visual-label{z-index:2;color:#fff}
.hero-visual .visual-label .small-cap{color:#d9bd91}
.hero-visual .visual-caption{z-index:2;color:#ead5b4}
@media(max-width:760px){.hero-visual{height:auto;min-height:0;aspect-ratio:4/5;max-height:640px}.hero-product{object-position:center}}

.about-photo>img{height:auto;aspect-ratio:4/3;object-position:center}