:root{
  --ink:#1a1a1a;
  --paper:#faf8f3;
  --accent:#c0392b;
  --accent-dark:#962d22;
  --gold:#b8860b;
  --gray:#6b6b6b;
  --line:#e5e0d6;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{
  font-family:'Georgia',serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
}
a{color:inherit;}
header{
  background:var(--ink);
  color:#fff;
  position:sticky;
  top:0;
  z-index:100;
}
.nav-wrap{
  max-width:1100px;
  margin:0 auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:16px 24px;
}
.logo{
  font-size:22px;
  font-weight:bold;
  letter-spacing:0.5px;
  text-decoration:none;
  color:#fff;
}
.logo span{color:var(--gold);}
nav ul{
  list-style:none;
  display:flex;
  gap:28px;
}
nav a{
  color:#eee;
  text-decoration:none;
  font-family:'Helvetica',sans-serif;
  font-size:14px;
  text-transform:uppercase;
  letter-spacing:0.5px;
}
nav a:hover, nav a.active{color:var(--gold);}
.hero{
  background:linear-gradient(135deg, #2b2b2b 0%, #1a1a1a 100%);
  color:#fff;
  padding:90px 24px;
  text-align:center;
}
.hero.small{padding:60px 24px;}
.hero h1{
  font-size:44px;
  margin-bottom:16px;
}
.hero.small h1{font-size:34px;}
.hero .tagline{
  color:var(--gold);
  font-family:'Helvetica',sans-serif;
  text-transform:uppercase;
  letter-spacing:2px;
  font-size:13px;
  margin-bottom:18px;
}
.hero p{
  max-width:600px;
  margin:0 auto 32px;
  color:#ddd;
  font-size:17px;
}
.breadcrumb{
  font-family:'Helvetica',sans-serif;
  font-size:13px;
  color:#bbb;
  margin-bottom:14px;
}
.breadcrumb a{color:var(--gold);text-decoration:none;}
.btn{
  display:inline-block;
  background:var(--accent);
  color:#fff;
  padding:14px 32px;
  text-decoration:none;
  border-radius:3px;
  font-family:'Helvetica',sans-serif;
  font-weight:bold;
  letter-spacing:0.5px;
  transition:background 0.2s;
  border:none;
  cursor:pointer;
}
.btn:hover{background:var(--accent-dark);}
.btn-outline{
  border:1px solid #fff;
  color:#fff;
  background:transparent;
  margin-left:12px;
}
.btn-outline:hover{background:#fff;color:var(--ink);}
section{
  max-width:1100px;
  margin:0 auto;
  padding:70px 24px;
}
.section-title{
  text-align:center;
  margin-bottom:12px;
  font-size:32px;
}
.section-sub{
  text-align:center;
  color:var(--gray);
  font-family:'Helvetica',sans-serif;
  margin-bottom:48px;
  font-size:15px;
}
.services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:28px;
}
.service-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:6px;
  padding:30px 24px;
  text-align:center;
  transition:transform 0.2s, box-shadow 0.2s;
}
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:0 10px 24px rgba(0,0,0,0.08);
}
.service-icon{
  width:56px;
  height:56px;
  margin:0 auto 18px;
  background:var(--accent);
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:24px;
  font-family:'Helvetica',sans-serif;
}
.service-card h3{font-size:18px;margin-bottom:10px;}
.service-card p{color:var(--gray);font-size:14px;font-family:'Helvetica',sans-serif;}
.about{background:#fff;}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.about-grid h2{font-size:30px;margin-bottom:18px;}
.about-grid p{color:var(--gray);margin-bottom:14px;font-family:'Helvetica',sans-serif;font-size:15px;}
.stat-box{display:flex;gap:32px;margin-top:24px;}
.stat{text-align:center;}
.stat .num{font-size:28px;font-weight:bold;color:var(--accent);display:block;}
.stat .label{font-family:'Helvetica',sans-serif;font-size:12px;color:var(--gray);text-transform:uppercase;}
.about-visual{
  background:var(--ink);
  border-radius:8px;
  height:320px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.about-visual svg{width:200px;height:160px;}
.products{background:var(--paper);}
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:22px;}
.product-card{
  background:#fff;
  border-radius:6px;
  overflow:hidden;
  border:1px solid var(--line);
  text-decoration:none;
  display:block;
  color:inherit;
  transition:transform 0.2s, box-shadow 0.2s;
}
.product-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,0.08);}
.product-thumb{
  height:130px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:'Helvetica',sans-serif;
  color:#fff;
  font-size:13px;
  text-transform:uppercase;
}
.product-thumb svg{width:52px;height:52px;}
.product-card .info{padding:16px;}
.product-card h4{font-size:15px;margin-bottom:4px;}
.product-card .price{color:var(--accent);font-weight:bold;font-family:'Helvetica',sans-serif;font-size:14px;margin-bottom:10px;}
.calc-btn{
  width:100%;
  background:var(--ink);
  color:#fff;
  border:none;
  padding:9px;
  border-radius:4px;
  font-family:'Helvetica',sans-serif;
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:0.5px;
  cursor:pointer;
  transition:background 0.2s;
}
.calc-btn:hover{background:var(--accent);}
.modal-overlay{
  display:none;
  position:fixed;
  top:0;left:0;right:0;bottom:0;
  background:rgba(0,0,0,0.55);
  z-index:1000;
  align-items:center;
  justify-content:center;
  padding:20px;
}
.modal-overlay.open{display:flex;}
.modal-box{
  background:#fff;
  border-radius:8px;
  max-width:380px;
  width:100%;
  padding:28px;
  position:relative;
  font-family:'Helvetica',sans-serif;
}
.modal-close{position:absolute;top:14px;right:16px;cursor:pointer;font-size:20px;color:var(--gray);background:none;border:none;}
.modal-box h3{font-family:'Georgia',serif;font-size:20px;margin-bottom:6px;}
.modal-rate{color:var(--gray);font-size:13px;margin-bottom:18px;}
.modal-box label{font-size:12px;text-transform:uppercase;color:var(--gray);display:block;margin-bottom:6px;}
.modal-box input[type=number]{width:100%;margin-bottom:18px;}
.modal-total{background:var(--paper);border-radius:6px;padding:16px;text-align:center;margin-bottom:18px;}
.modal-total .amount{font-size:28px;font-weight:bold;color:var(--accent);font-family:'Georgia',serif;}
.modal-total .note{font-size:11px;color:var(--gray);margin-top:4px;}
.modal-box .btn{width:100%;text-align:center;}
.testimonials{background:var(--ink);color:#eee;text-align:center;}
.testimonials .section-title, .testimonials .section-sub{color:#fff;}
.quote{max-width:600px;margin:0 auto 40px;}
.quote p{font-size:18px;font-style:italic;margin-bottom:14px;}
.quote .author{font-family:'Helvetica',sans-serif;font-size:13px;color:var(--gold);text-transform:uppercase;letter-spacing:0.5px;}
.contact{background:#fff;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;}
.contact-info h3{margin-bottom:20px;font-size:22px;}
.contact-item{display:flex;gap:14px;margin-bottom:18px;font-family:'Helvetica',sans-serif;font-size:14px;}
.contact-item .ic{width:36px;height:36px;background:var(--accent);border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:16px;}
.contact-item .label{color:var(--gray);font-size:12px;text-transform:uppercase;margin-bottom:2px;}
.map-box{
  margin-top:24px;
  border-radius:8px;
  overflow:hidden;
  border:1px solid var(--line);
}
.map-box iframe{width:100%;height:260px;border:0;display:block;}
form{display:flex;flex-direction:column;gap:14px;}
input, textarea{font-family:'Helvetica',sans-serif;padding:12px 14px;border:1px solid var(--line);border-radius:4px;font-size:14px;}
textarea{min-height:100px;resize:vertical;}
form .btn{align-self:flex-start;}
footer{background:var(--ink);color:#999;font-family:'Helvetica',sans-serif;font-size:13px;}
.footer-grid{
  max-width:1100px;
  margin:0 auto;
  padding:50px 24px 24px;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
}
.footer-grid h4{color:#fff;font-size:14px;margin-bottom:14px;text-transform:uppercase;letter-spacing:0.5px;}
.footer-grid ul{list-style:none;}
.footer-grid li{margin-bottom:8px;}
.footer-grid a{color:#999;text-decoration:none;}
.footer-grid a:hover{color:var(--gold);}
.foot-logo{color:#fff;font-weight:bold;font-size:17px;margin-bottom:10px;}
.footer-bottom{
  border-top:1px solid #333;
  text-align:center;
  padding:18px 24px;
  font-size:12px;
}
.badge{
  display:inline-block;
  background:var(--gold);
  color:var(--ink);
  padding:4px 10px;
  border-radius:3px;
  font-size:11px;
  font-family:'Helvetica',sans-serif;
  text-transform:uppercase;
  letter-spacing:0.5px;
  margin-bottom:16px;
}
.detail-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start;}
.detail-visual{
  height:280px;
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.detail-visual svg{width:110px;height:110px;}
.detail-info h1{font-size:30px;margin-bottom:14px;}
.detail-info .price-tag{font-size:20px;color:var(--accent);font-weight:bold;font-family:'Helvetica',sans-serif;margin-bottom:18px;}
.detail-info p{color:var(--gray);font-family:'Helvetica',sans-serif;font-size:15px;margin-bottom:14px;}
.spec-list{list-style:none;margin:18px 0;font-family:'Helvetica',sans-serif;font-size:14px;}
.spec-list li{padding:8px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;}
.spec-list li span:first-child{color:var(--gray);}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-top:20px;}
@media(max-width:768px){
  .about-grid, .contact-grid, .detail-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  nav ul{display:none;}
  .hero h1{font-size:30px;}
}