:root{
  --bg:#eef3fa;
  --surface:#ffffff;
  --surface-2:#f7fbff;
  --text:#101828;
  --muted:#667085;
  --line:#d8e4f3;
  --primary:#0f4ea1;
  --primary-2:#1f6ad7;
  --dark:#0d2f5d;
  --shadow:0 18px 50px rgba(14,39,78,.10);
  --radius:26px;
  --container:min(1240px, calc(100% - 32px));
}

.offer-main{padding:30px;}
*{box-sizing:border-box}
html{scroll-behavior:smooth}




body{
  margin:0;
  padding-top:84px;
  font-family:Inter, Arial, sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#f7fbff 0%,#edf3fa 100%);
}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
button,input,select{font:inherit}
.container{width:var(--container);margin:0 auto}
.section{padding:88px 0}
.section-sm{padding:0 64px 64px 64px}

.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(248,251,255,.88);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(15,78,161,.08)
}
.navbar{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;padding:14px 0;
}
.brand{display:flex;flex-direction:column;gap:2px}
.brand strong{font-size:20px}
.brand span{font-size:12px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;gap:24px;align-items:center}
.nav-links a{font-weight:600;color:#41506a}
.nav-actions{display:flex;gap:10px;align-items:center}

.btn{
  min-height:48px;border:none;border-radius:999px;padding:0 20px;
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-weight:700;cursor:pointer;transition:.18s ease transform,.18s ease box-shadow
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:0 16px 30px rgba(15,78,161,.22)}
.btn-secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
.btn-ghost{background:rgba(255,255,255,.86);border:1px solid var(--line)}

.hero{padding:72px 0 0 0}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:24px;align-items:stretch}
.hero-card,.metric,.glass,.catalog-card,.info-card,.material-card,.process-step,.contact-card,.cta,.filters,.faq-item{
  background:rgba(255,255,255,.88);
  border:1px solid rgba(15,78,161,.08);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.metric1{
   background:rgba(255,255,255,.88);
  border:1px solid rgba(15,78,161,.08);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:12px;
  margin-bottom: 12px;
  font-size: 32px;

  

}
.hero-card{padding:42px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;padding:9px 14px;
  border-radius:999px;background:#edf5ff;border:1px solid #dbe9ff;
  color:var(--primary);font-size:12px;font-weight:800;letter-spacing:.05em;text-transform:uppercase
}

.hero-card h2{margin:18px 0 14px;font-size:clamp(38px,6vw,66px);line-height:.98;letter-spacing:-.03em}
.hero-card h1{margin:18px 0 14px;font-size:clamp(38px,6vw,40px);line-height:.98;letter-spacing:-.03em}
.hero-card p{margin:0;color:var(--muted);font-size:18px;line-height:1.74}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-side{display:grid;gap:18px;grid-template-rows:1.1fr .9fr;max-height:80%;}

.visual{
  min-height:100%;padding:30px;color:#fff;border-radius:var(--radius);
  background:
    radial-gradient(circle at top right, rgba(255,255,255,.22), transparent 35%),
    linear-gradient(140deg,#0d3f83 0%, #1f6ad7 100%);
}
.visual h3{margin:0 0 12px;font-size:30px}
.visual p{margin:0;color:rgba(255,255,255,.84);line-height:1.7}
.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.metric{padding:24px}
.metric strong{display:block;font-size:32px;line-height:1}
.metric span{display:block;margin-top:8px;color:var(--muted);line-height:1.6}
.section-sm{
  display: flex;justify-content:space-between;gap:24px;align-items:center;
}
.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:28px}
.section-head h2{margin:14px 0 0;font-size:clamp(30px,4.5vw,48px);line-height:1.05}
.section-head p{margin:0;max-width:620px;color:var(--muted);font-size:17px;line-height:1.7}

.materials-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.material-card{overflow:hidden}
.material-card .thumb{aspect-ratio:1/1}
.material-card .thumb img{width:100%;height:100%;object-fit:cover}
.material-card .body{padding:16px 18px;font-weight:700;line-height:1.35}

.cards-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.info-card{padding:24px}
.info-card h3{margin:0 0 10px;font-size:22px}
.info-card p{margin:0;color:var(--muted);line-height:1.72}

.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.process-step{padding:22px}
.step-no{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  color:#fff;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--primary-2));
  margin-bottom:16px
}
.process-step h3{margin:0 0 8px;font-size:20px}
.process-step p{margin:0;color:var(--muted);line-height:1.65}

.cta{
  padding:34px;display:flex;justify-content:space-between;gap:24px;align-items:center;
  color:#fff;background:linear-gradient(135deg,#0f4ea1,#2a78e6)
}
.cta p{margin:10px 0 0;color:rgba(255,255,255,.86);line-height:1.7}

.page-hero{padding:52px 0 30px}
.page-hero-card{
  padding:34px;border-radius:32px;color:#fff;
  background:linear-gradient(140deg,#0d3f83 0%, #1f6ad7 100%);
  box-shadow:var(--shadow);
  
}
.hero-card{
  max-height: 80%;
}
.page-hero-card h1{margin:14px 0 12px;font-size:clamp(36px,5vw,58px);line-height:1;color:rgba(255, 255, 255, 0.86)}
.page-hero-card p{margin:0;max-width:760px;color:rgba(255, 255, 255, 0.86);line-height:1.7;font-size:18px}

.catalog-layout{display:grid;grid-template-columns:290px 1fr;gap:22px;align-items:start}
.filters{position:sticky;top:88px;padding:22px}
.filter-group{display:grid;gap:10px;margin-bottom:16px}
.filter-group label{font-weight:700;font-size:15px}
.input,.select{
  width:100%;height:50px;border-radius:14px;border:1px solid var(--line);
  background:#fff;padding:0 14px;color:var(--text);outline:none
}
.filter-note{font-size:13px;color:var(--muted);line-height:1.5}
.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:16px}
.counter{color:var(--muted);font-weight:600}
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.tab{
  border:none;border-radius:999px;padding:11px 16px;background:#fff;border:1px solid var(--line);
  font-weight:700;cursor:pointer;color:#334155
}
.tab.active{background:var(--primary);border-color:var(--primary);color:#fff}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.catalog-card{overflow:hidden}
.catalog-card .thumb{
  aspect-ratio:4/4.4;background:linear-gradient(180deg,#f4f8fd,#e7eef8);padding:18px
}
.catalog-card .thumb img{width:100%;height:100%;object-fit:contain}
.catalog-card .body{padding:20px}
.tag{
  display:inline-flex;padding:8px 12px;border-radius:999px;font-size:12px;font-weight:800;
  background:#eef5ff;color:var(--primary);border:1px solid #d7e6ff;text-transform:uppercase;letter-spacing:.04em
}
.card-top{}
.card-title{margin:12px 0 6px;font-size:23px;line-height:1.1}
.card-meta{color:var(--muted);line-height:1.6;font-size:14px;margin-top: 5px;}
.price{
  text-align:left;font-size:28px;line-height:1;font-weight:800;white-space:nowrap;flex-shrink:0
}
.price small{display:block;margin-top:6px;font-size:13px;font-weight:700;color:var(--muted)}
.card-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}

.modal{
  position:fixed;inset:0;display:none;align-items:center;justify-content:center;
  background:rgba(6,16,28,.6);padding:20px;z-index:300
}
.modal.open{display:flex}
.dialog{
  width:min(980px,100%);max-height:90vh;overflow:auto;background:#fff;border-radius:28px;box-shadow:0 26px 70px rgba(0,0,0,.22)
}
.dialog-grid{display:grid;grid-template-columns:.95fr 1.05fr}
.dialog-img{display:flex;align-items:center;justify-content:center;padding:28px;background:linear-gradient(180deg,#edf4fd,#dbe8f8)}
.dialog-img img{max-height:560px;object-fit:contain}
.dialog-body{padding:28px}
.modal-close{
  float:right;width:42px;height:42px;border:none;border-radius:50%;background:#eef5ff;color:var(--primary);font-size:24px;cursor:pointer
}
.table{width:100%;border-collapse:collapse;margin-top:16px}
.table th,.table td{padding:11px 0;border-bottom:1px solid #e6eef8;text-align:left;font-size:14px}
.table th{color:var(--muted);font-weight:800}

.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.contact-card{padding:24px}
.contact-card h3{margin:0 0 8px;font-size:22px}
.contact-card p{margin:0;color:var(--muted);line-height:1.7}
.map-wrap{
  min-height:420px;background:#fff;border-radius:28px;border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden
}
.map-wrap iframe{width:100%;height:420px;border:0;display:block}

.site-footer{padding:26px 0 48px}
.footer-box{
  padding:30px;border-radius:28px;background:rgba(255,255,255,.88);border:1px solid rgba(15,78,161,.08)
}
.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px;align-items:start}
.footer-nav{display:flex;flex-direction:column;gap:14px;justify-self:center}
.footer-nav a{font-weight:600;color:#41506a}
.footer-meta{color:var(--muted);line-height:1.8}

.empty{padding:36px;text-align:center;border-radius:24px;background:rgba(255,255,255,.8);border:1px solid var(--line)}

@media (max-width:1100px){
  .hero-grid,.catalog-layout,.dialog-grid,.contact-grid,.cards-4,.process-grid,.materials-grid,.grid,.metrics,.footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .nav-links{display:none}
  .hero-grid,.catalog-layout,.dialog-grid,.contact-grid,.cards-4,.process-grid,.materials-grid,.grid,.metrics,.footer-grid{grid-template-columns:1fr}
  .toolbar,.section-head,.cta{flex-direction:column;align-items:flex-start}
  .filters{position:static}
  .hero-card{padding:30px}
  .section{padding:72px 0}
  .section-sm{padding:56px 0}
}

.hero-actions .btn-secondary,.cta .btn-secondary,.nav-actions .btn-primary{
  box-shadow:0 14px 28px rgba(15,78,161,.16);
}
.cta .btn-secondary{
  background:#fff;
  color:var(--primary);
  border:1px solid rgba(255,255,255,.18);
  min-width:210px;
  padding:0 24px;
}
.cta .btn-secondary:hover{
  box-shadow:0 16px 28px rgba(7,24,56,.18);
}
.map-wrap iframe{height:460px}
@media (max-width:820px){
  body{padding-top:76px}
  .hero-card{
  max-height: 100%;
}
}


body.menu-open,
body.modal-open{
  overflow:hidden;
}

.nav-toggle{
  display:none;
  width:48px;
  height:48px;
  border:1px solid var(--line);
  border-radius:16px;
  background:#fff;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  box-shadow:var(--shadow);
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:999px;
  background:var(--dark);
  transition:transform .2s ease, opacity .2s ease;
}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.nav-panel{
  display:flex;
  align-items:center;
  gap:18px;
}

.card-top{
  display:flex;
  justify-content:space-between;
  gap:14px;
  align-items:flex-start;
}

.dialog-title{
  margin:18px 0 10px;
  font-size:42px;
  line-height:1;
}

@media (max-width:1100px){
  .hero-side{grid-template-rows:auto;max-height:none}
  .page-hero-card,
  .hero-card,
  .filters,
  .catalog-card .body,
  .contact-card,
  .info-card,
  .process-step,
  .footer-box{padding-left:22px;padding-right:22px}
}

@media (max-width:820px){
  :root{--container:min(100% - 24px, 1240px);--radius:22px}
  body{padding-top:88px}
  .site-header{background:rgba(248,251,255,.96)}
  .navbar{position:relative;padding:12px 0;gap:12px}
  .brand{max-width:calc(100% - 64px)}
  .brand strong{font-size:18px}
  .brand span{font-size:11px;line-height:1.35}
  .nav-toggle{display:flex;margin-left:auto}
  .nav-panel{
    position:absolute;
    top:calc(100% + 10px);
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:14px;
    padding:16px;
    border-radius:24px;
    background:rgba(255,255,255,.98);
    border:1px solid rgba(15,78,161,.08);
    box-shadow:0 22px 44px rgba(14,39,78,.14);
  }
  .nav-panel.open{display:flex}
  .nav-links,
  .nav-actions{display:flex;flex-direction:column;align-items:stretch;gap:10px}
  .nav-links a{
    padding:14px 16px;
    background:var(--surface-2);
    border:1px solid var(--line);
    border-radius:16px;
  }
  .nav-actions .btn,
  .hero-actions .btn,
  .card-actions .btn,
  .cta .btn-secondary{width:100%}
  .hero{padding-top:28px}
  .hero-card,.page-hero-card,.cta{padding:24px}
  .hero-card h1,
  .page-hero-card h1{font-size:clamp(28px,8vw,36px);line-height:1.05}
  .hero-card p,
  .page-hero-card p,
  .section-head p,
  .visual p{font-size:15px;line-height:1.65}
  .visual{padding:24px;min-height:auto}
  .visual h3{font-size:24px}
  .metric1{font-size:24px;padding:18px}
  .metric{padding:18px}
  .metric strong{font-size:28px}
  .section{padding:48px 0}
  .section-sm{padding:0 0 48px}
  .section-head{margin-bottom:20px}
  .section-head h2{font-size:clamp(26px,7vw,34px)}
  .catalog-layout{gap:16px}
  .filters{
    top:auto;
    padding:18px;
    border-radius:22px;
  }
  .filter-group{margin-bottom:14px}
  .toolbar{margin-bottom:14px}
  .toolbar h2{font-size:28px !important}
  .grid{gap:14px}
  .catalog-card .thumb{aspect-ratio:1/1.05;padding:16px}
  .catalog-card .body{padding:18px}
  .card-title{font-size:21px}
  .card-meta{font-size:14px;line-height:1.55}
  .dialog{max-height:92vh;border-radius:24px}
  .dialog-img{padding:18px}
  .dialog-img img{max-height:320px}
  .dialog-body{padding:20px}
  .dialog-title{font-size:32px}
  .modal{padding:12px}
  .table th,.table td{padding:10px 0;font-size:13px}
  .contact-grid{gap:14px}
  .map-wrap,
  .map-wrap iframe{min-height:320px;height:320px}
  .footer-grid{gap:20px}
  .footer-nav{justify-self:start}
}

@media (max-width:520px){
  body{padding-top:84px}
  .container{width:min(100% - 20px, 1240px)}
  .hero-actions,
  .card-actions{gap:10px}
  .materials-grid,
  .cards-4,
  .process-grid,
  .contact-grid,
  .grid,
  .metrics,
  .footer-grid{grid-template-columns:1fr}
  .hero-card,.page-hero-card,.cta,.filters,.footer-box{padding:20px}
  .eyebrow{font-size:11px;padding:8px 12px}
  .metric1{font-size:22px}
  .dialog-title{font-size:28px}
  .modal-close{width:38px;height:38px}
}

.promo-grid,
.works-grid,
.featured-works,
.offer-includes,
.swatches-grid{
  display:grid;
  gap:18px;
}

.promo-card,
.work-card,
.featured-work,
.glass-card,
.swatch-card{
  background:rgba(255,255,255,.9);
  border:1px solid rgba(15,78,161,.08);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

.promo-card{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  overflow:hidden;
}
.promo-card-accent{
  background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(237,245,255,.95));
}
.promo-badge{
  position:absolute;
  margin:18px;
  z-index:2;
  display:inline-flex;
  padding:8px 12px;
  border-radius:999px;
  background:#a62121;
  color:#fff;
  font-size:12px;
  font-weight:800;
  letter-spacing:.05em;
  text-transform:uppercase;
  margin-bottom: 10px;
}

.promo-copy{padding:32px}
.promo-copy h2,
.promo-copy h3{margin:35px 0 10px;font-size:clamp(28px,4vw,40px);line-height:1.08;}
.promo-copy p{margin:0;line-height:1.75; color:black;}
.promo-list{margin:18px 0 0;padding-left:18px;color:var(--text);line-height:1.8}
.promo-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:22px}
.promo-price,
.offer-price{font-size:clamp(32px,4vw,54px);font-weight:800;line-height:1;color:rgb(175, 39, 39)}
.promo-preview{min-height:100%;background:linear-gradient(180deg,#edf4fd,#dbe8f8);display:flex;align-items:center;justify-content:center;padding:20px}
.promo-preview img{width:100%;max-width:440px;height:auto;object-fit:contain;border-radius:24px}

.featured-works{grid-template-columns:repeat(2,1fr)}
.featured-work{overflow:hidden}
.featured-work img{width:100%;aspect-ratio:4/3;object-fit:cover}
.featured-work-body{padding:22px}
.featured-work-body h3{margin:0 0 8px;font-size:24px}
.featured-work-body p{margin:0;color:var(--muted);line-height:1.7}

.works-grid{grid-template-columns:repeat(3,1fr)}
.work-card{overflow:hidden}
.work-card img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .25s ease}
.work-card:hover img{transform:scale(1.03)}

.offer-layout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:22px;align-items:start}

.offer-side{position:relative}
.offer-sticky{position:sticky;top:96px;padding:20px}
.offer-image{width:100%;border-radius:24px;border:1px solid rgba(15,78,161,.08);margin-bottom:18px}
.offer-topline{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.offer-main h2{margin:24px 0 14px;font-size:30px}
.offer-specs{display:grid;gap:12px}
.spec-row{display:flex;justify-content:space-between;gap:20px;padding:16px 18px;border-radius:18px;background:#f6faff;border:1px solid #dce8f7}
.spec-row span{color:var(--muted)}
.offer-includes{grid-template-columns:repeat(3,1fr)}
.swatches-grid{grid-template-columns:repeat(3,1fr)}
.swatch-card{overflow:hidden}
.swatch-card img{width:100%;aspect-ratio:1/1;object-fit:cover}
.swatch-card h3{margin:0;padding:16px 18px;font-size:20px}
.offer-price-box p{margin:10px 0 0;color:var(--muted);line-height:1.7}

@media (max-width:1100px){
  .promo-card,
  .offer-layout,
  .offer-includes,
  .works-grid,
  .featured-works,
  .swatches-grid{grid-template-columns:1fr 1fr}
  .offer-layout{grid-template-columns:1fr}
  .offer-sticky{position:static}
}

@media (max-width:820px){
  .promo-card,
  .offer-includes,
  .works-grid,
  .featured-works,
  .swatches-grid{grid-template-columns:1fr}
  .promo-copy,
  .offer-main,
  .offer-sticky,
  .featured-work-body{padding:22px}
  .promo-copy h2,
  .promo-copy h3{font-size:clamp(24px,7vw,32px)}
  .promo-preview{padding:16px}
  .promo-preview img{border-radius:18px}
  .spec-row{flex-direction:column;gap:6px}
}


.promo-card-dark{
  background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(237,245,255,.95));
}


.promo-card-dark .offer-price-box p{color:rgb(175, 39, 39)}
.promo-card-dark .promo-price{color:rgb(175, 39, 39)}
.promo-preview-dark{
   background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(237,245,255,.95));
}
.promo-card-dark .promo-list,
.promo-card-dark .promo-copy p{
  color: black;
}

.promo-card-compact .promo-copy h3{font-size:clamp(24px,3vw,34px)}
.tag-dark{ background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(237,245,255,.95));}
.page-hero-card-dark{ background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(237,245,255,.95));}
.offer-sticky-dark{background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(237,245,255,.92))}
.offer-image-dark{ background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(237,245,255,.95));}

@media (max-width:1100px){
  .promo-grid-home{grid-template-columns:1fr;}
}