:root{--ink:#101820;--muted:#5c6670;--light:#f7f9fb;--soft:#eef4f8;--line:#dde5ec;--gold:#e8aa00;--blue:#169fe6;--cyan:#20aeea;--purple:#8d5db8;--shadow:0 18px 45px rgba(16,24,32,.10);--max:1180px;--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Open Sans",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.55}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}.container{width:min(var(--max),calc(100% - 44px));margin:auto}.theme-main{--accent:var(--gold)}.theme-tube{--accent:var(--gold)}.theme-cover{--accent:var(--blue)}.theme-klima{--accent:var(--cyan)}.theme-cut{--accent:var(--purple)}.site-header{position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);z-index:20}.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:28px}.logo{height:54px;width:auto;object-fit:contain}.nav{display:flex;gap:28px;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.nav a{position:relative;padding:8px 0}.nav a:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--accent);transition:.25s}.nav a:hover:after,.nav .active:after{right:0}.hero{background:linear-gradient(90deg,#fff 0,#fff 43%,#edf3f7);border-bottom:1px solid var(--line);overflow:hidden}.hero .container{min-height:500px;display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center;padding:58px 0}h1,h2,h3{line-height:1.08;margin:0}h1{font-size:clamp(42px,6vw,72px);letter-spacing:-.05em;font-weight:800}h1 .accent,h2 .accent{color:var(--accent)}.hero p{font-size:17px;color:#303944;margin:20px 0 28px;max-width:560px}.hero-image{border-radius:0 0 0 60px;overflow:hidden;box-shadow:var(--shadow);min-height:340px}.hero-image img{width:100%;height:100%;object-fit:cover}.btn-row{display:flex;flex-wrap:wrap;gap:16px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--accent);background:var(--accent);color:#111;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;border-radius:7px;padding:13px 24px;box-shadow:0 10px 20px rgba(16,24,32,.08);transition:.2s;cursor:pointer}.btn:hover{transform:translateY(-2px);box-shadow:0 16px 28px rgba(16,24,32,.12)}.btn.outline{background:#fff}.section{padding:74px 0;border-bottom:1px solid var(--line)}.soft{background:var(--light)}.eyebrow{display:flex;align-items:center;gap:12px;color:var(--accent);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}.eyebrow:before{content:"";width:32px;height:2px;background:var(--accent)}.two-col{display:grid;grid-template-columns:.92fr 1.08fr;gap:70px;align-items:center}.section h2{font-size:clamp(30px,4vw,46px);letter-spacing:-.04em;margin-bottom:20px}.lead{font-size:17px;color:#36414c;max-width:650px}.photo-card{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#fff;border:1px solid var(--line)}.photo-card img{width:100%;height:315px;object-fit:cover}.social-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.social-btn{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 16px;font-weight:800;font-size:13px;box-shadow:0 8px 18px rgba(16,24,32,.05)}.social-btn:hover{border-color:var(--accent);color:var(--accent)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:38px}.stat{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:0 10px 30px rgba(16,24,32,.07)}.stat strong{display:block;font-size:clamp(34px,4vw,52px);line-height:1;color:var(--accent);letter-spacing:-.05em}.stat span{display:block;margin-top:8px;font-weight:800;text-transform:uppercase;font-size:13px}.cards,.catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:34px}.card,.catalog-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 12px 30px rgba(16,24,32,.06);transition:.25s;min-height:220px}.card:hover,.catalog-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--accent)}.card .icon{width:54px;height:54px;border-radius:16px;border:1px solid var(--accent);color:var(--accent);display:grid;place-items:center;font-size:28px;margin-bottom:20px}.card h3,.catalog-card h3{font-size:18px;text-transform:uppercase;margin-bottom:10px}.card p,.feature p,.catalog-card li{color:var(--muted);font-size:14px}.link{color:var(--accent);font-size:13px;font-weight:800;text-transform:uppercase}.brand-card img,.catalog-card img{height:52px;width:auto;object-fit:contain;margin-bottom:18px}.catalog-card ul{padding-left:18px;margin:16px 0 22px}.features{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;margin-top:34px;background:#fff}.feature{padding:28px 24px;border-right:1px solid var(--line)}.feature:last-child{border-right:0}.big-icon{font-size:42px;color:var(--accent);margin-bottom:16px}.featured-product{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 30px rgba(16,24,32,.07);padding:28px;margin-top:34px}.featured-product img{border-radius:18px;width:100%;height:250px;object-fit:cover}.badge{display:inline-flex;background:color-mix(in srgb,var(--accent) 12%,#fff);color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 28%,#fff);font-weight:800;text-transform:uppercase;font-size:12px;border-radius:999px;padding:8px 12px;margin-bottom:14px}.image-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:30px}.image-cards.four{grid-template-columns:repeat(4,1fr)}.image-card{position:relative;min-height:205px;border-radius:18px;overflow:hidden;box-shadow:0 12px 30px rgba(16,24,32,.08);background:#fff}.image-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.image-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(255,255,255,.96),rgba(255,255,255,.70) 42%,rgba(255,255,255,.04))}.image-card-content{position:absolute;z-index:2;left:24px;right:24px;bottom:20px}.locations{display:grid;grid-template-columns:.75fr 1.25fr;gap:36px;align-items:start}.map-frame{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 10px 30px rgba(16,24,32,.07)}.map-frame iframe{display:block;width:100%;height:360px;border:0}.location-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.location-item{display:grid;grid-template-columns:36px 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 8px 20px rgba(16,24,32,.04)}.pin{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 14%,#fff);color:var(--accent)}.contact-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px}.contact-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 30px rgba(16,24,32,.07);padding:30px}.form{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form label{display:flex;flex-direction:column;gap:7px;font-weight:700;font-size:13px}.form input,.form select,.form textarea{border:1px solid var(--line);border-radius:10px;padding:12px 13px;font-size:15px;background:#fbfcfd}.form textarea{min-height:130px}.full{grid-column:1/-1}.privacy{font-size:12px;color:var(--muted);font-weight:400!important}.site-footer{padding:54px 0 26px;background:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:36px}.footer-logo{height:58px;margin-bottom:16px}.footer-grid h3{font-size:14px;text-transform:uppercase;letter-spacing:.08em}.footer-grid ul{list-style:none;margin:0;padding:0}.footer-grid li{margin:7px 0;color:var(--muted);font-size:14px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:36px;padding-top:20px;color:var(--muted);font-size:13px}@media(max-width:980px){.header-inner{height:auto;padding:18px 0;align-items:flex-start;flex-direction:column}.nav{flex-wrap:wrap;gap:16px}.hero .container,.two-col,.locations,.contact-layout,.featured-product{grid-template-columns:1fr}.cards,.features,.image-cards,.image-cards.four,.footer-grid,.location-grid,.stats,.catalog-grid{grid-template-columns:1fr 1fr}.feature:nth-child(2n){border-right:0}}@media(max-width:620px){.container{width:min(100% - 28px,var(--max))}.logo{height:44px}.nav{font-size:12px}h1{font-size:42px}.section{padding:52px 0}.cards,.features,.image-cards,.image-cards.four,.footer-grid,.location-grid,.stats,.catalog-grid,.form{grid-template-columns:1fr}.feature{border-right:0;border-bottom:1px solid var(--line)}.footer-bottom{flex-direction:column}.photo-card img{height:240px}}


/* Catalogue page additions */
:root{--cover-gray:#687078}
.theme-cover{--accent:var(--cover-gray)}
.catalog-page-hero{
  background:linear-gradient(135deg,#ffffff 0%,#f6f8fa 55%,color-mix(in srgb,var(--accent) 10%,#f6f8fa) 100%);
}
.catalog-page-hero .container{
  min-height:360px;
}
.catalog-title-link{display:inline-flex;align-items:center;gap:14px}
.catalog-title-link:hover{color:var(--accent)}
.catalog-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.catalog-products{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:34px;
}
.product-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:0 12px 30px rgba(16,24,32,.06);
  overflow:hidden;
  transition:.25s;
}
.product-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow);
  border-color:var(--accent);
}
.product-media{
  height:185px;
  background:linear-gradient(135deg,#f8fafc,#eef3f7);
  position:relative;
  overflow:hidden;
}
.product-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  mix-blend-mode:multiply;
}
.product-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(0deg,rgba(255,255,255,.20),rgba(255,255,255,.02));
}
.product-body{padding:22px}
.product-body h3{
  font-size:19px;
  line-height:1.15;
  letter-spacing:-.02em;
  margin-bottom:8px;
}
.product-body p{font-size:14px;color:var(--muted);margin:0 0 16px}
.product-code{
  display:inline-flex;
  color:var(--accent);
  font-weight:800;
  text-transform:uppercase;
  font-size:12px;
  letter-spacing:.05em;
  margin-bottom:10px;
}
.catalog-intro-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft, 0 10px 30px rgba(16,24,32,.07));
  padding:32px;
}
.catalog-intro-panel h2{margin-bottom:14px}
.catalog-mini-nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.catalog-mini-nav a{
  border:1px solid var(--line);
  border-radius:999px;
  padding:10px 14px;
  font-weight:800;
  font-size:13px;
  color:var(--muted);
  background:#fff;
}
.catalog-mini-nav a:hover{
  border-color:var(--accent);
  color:var(--accent);
}
.catalog-backstrip{
  background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 9%,#fff),#fff);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:34px 0;
}
.catalog-backstrip .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
@media(max-width:980px){
  .catalog-products{grid-template-columns:repeat(2,1fr)}
  .catalog-backstrip .container{flex-direction:column;align-items:flex-start}
}
@media(max-width:620px){
  .catalog-products{grid-template-columns:1fr}
  .product-media{height:210px}
}

/* Updates from sito modifiche 23.06 */
:root{--cover-gray:#687078}
.theme-cover{--accent:var(--cover-gray)}
.split-info{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:34px}
.info-panel{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 12px 30px rgba(16,24,32,.06);padding:30px}
.info-panel h3{font-size:24px;margin-bottom:18px}
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;color:var(--muted);font-weight:700}
.check-list li:before{content:"";width:10px;height:10px;border-radius:3px;background:var(--accent);margin-top:8px;flex:0 0 auto}
.light-feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.light-feature{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 24px rgba(16,24,32,.055);padding:22px;min-height:150px}
.light-feature h3{font-size:17px;margin-bottom:10px;text-transform:none}
.light-feature p{margin:0;color:var(--muted);font-size:14px}
.catalog-cta-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 30px rgba(16,24,32,.07);padding:34px;margin-top:30px;display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center}
.catalog-cta-panel h3{font-size:28px;margin-bottom:10px}.catalog-cta-panel p{color:var(--muted);margin:0}
.catalog-rect-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.catalog-rect{position:relative;min-height:145px;border:1px solid color-mix(in srgb,var(--accent) 45%,#fff);border-radius:16px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 88%,#fff),var(--accent));color:#111;box-shadow:0 14px 28px rgba(16,24,32,.08);padding:22px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;transition:.25s}
.theme-cover .catalog-rect{color:#fff}
.catalog-rect:before{content:"";position:absolute;inset:-1px;background:linear-gradient(120deg,rgba(255,255,255,.28),transparent 44%),radial-gradient(circle at 18% 20%,rgba(255,255,255,.22),transparent 28%);pointer-events:none}
.catalog-rect:hover{transform:translateY(-5px);box-shadow:0 22px 46px rgba(16,24,32,.13)}
.catalog-rect span{position:relative;z-index:2;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;opacity:.78}
.catalog-rect strong{position:relative;z-index:2;display:block;font-size:20px;line-height:1.15;margin-top:6px}
.hero h1.uppercase-title{text-transform:uppercase;letter-spacing:-.045em}
.section-title-note{color:var(--muted);font-size:17px;max-width:760px;margin-top:-4px}
.catalog-download-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:18px}
@media(max-width:980px){.split-info,.light-feature-grid,.catalog-cta-panel,.catalog-rect-grid{grid-template-columns:1fr 1fr}.catalog-cta-panel{align-items:start}}
@media(max-width:620px){.split-info,.light-feature-grid,.catalog-cta-panel,.catalog-rect-grid{grid-template-columns:1fr}}


/* Embedded official Synertube catalogue iframe */
.catalog-iframe-hero .container{
  min-height:390px;
}
.iframe-section{
  padding-top:54px;
}
.iframe-toolbar{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:24px;
}
.catalog-iframe-shell{
  background:#fff;
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:0 18px 45px rgba(16,24,32,.10);
  overflow:hidden;
  min-height:78vh;
}
.catalog-iframe-shell iframe{
  display:block;
  width:100%;
  height:78vh;
  min-height:760px;
  border:0;
  background:#fff;
}
.iframe-note{
  margin:18px 0 0;
  color:var(--muted);
  font-size:14px;
}
@media(max-width:760px){
  .iframe-toolbar{
    align-items:flex-start;
    flex-direction:column;
  }
  .catalog-iframe-shell iframe{
    height:72vh;
    min-height:640px;
  }
}


/* Clean iframe catalogue page */
.iframe-section{
  padding-top:34px;
}