/* Product detail page */
.product-detail-page{
  padding-top:140px;
  padding-bottom:90px;
  background:#f8fafc;
  min-height:70vh;
}
.detail-hero{
  width:min(1180px,92%);
  margin:0 auto 45px;
  text-align:center;
}
.back-link{
  display:inline-flex;
  gap:8px;
  align-items:center;
  color:#f97316;
  font-weight:600;
  text-decoration:none;
  margin-bottom:28px;
}
.detail-kicker{
  display:inline-block;
  color:#f97316;
  font-size:13px;
  font-weight:800;
  letter-spacing:.12em;
}
.detail-hero h1{
  margin:12px 0 10px;
  font-size:clamp(38px,6vw,64px);
  line-height:1.05;
}
.detail-hero p{
  max-width:760px;
  margin:auto;
  color:#6b7280;
  font-size:18px;
  line-height:1.8;
}
.product-gallery-section{
  width:min(1180px,92%);
  margin:0 auto 60px;
}
.product-gallery{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:16px;
}
.product-gallery-item{
  margin:0;
  background:#fff;
  border-radius:20px;
  overflow:hidden;
  box-shadow:0 12px 35px rgba(15,23,42,.08);
}
.product-gallery-item img{
  display:block;
  width:100%;
  height:220px;
  object-fit:cover;
}
.product-gallery-item figcaption{
  padding:11px 14px;
  color:#6b7280;
  font-size:13px;
}
.product-info-layout{
  width:min(1050px,92%);
  margin:auto;
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(320px,.8fr);
  gap:35px;
  align-items:start;
}
.product-description,.price-card{
  background:#fff;
  border-radius:26px;
  padding:38px;
  box-shadow:0 18px 55px rgba(15,23,42,.08);
}
.product-description h2{
  font-size:32px;
  margin:10px 0 16px;
}
.product-description>p{
  color:#6b7280;
  line-height:1.85;
}
.use-card{
  display:flex;
  gap:18px;
  align-items:flex-start;
  margin-top:28px;
  padding:22px;
  border-radius:18px;
  background:#fff7ed;
}
.use-card>i{
  width:48px;
  height:48px;
  flex:0 0 48px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:#f97316;
  color:#fff;
}
.use-card h3{margin:0 0 6px;}
.use-card p{margin:0;color:#6b7280;line-height:1.7;}
.price-card>span{
  color:#f97316;
  font-size:13px;
  font-weight:800;
  letter-spacing:.1em;
}
.price-card h2{margin:8px 0 25px;font-size:30px;}
.price-row{
  padding:18px 0;
  border-top:1px solid #e5e7eb;
}
.price-row small{display:block;color:#6b7280;margin-bottom:7px;}
.price-row strong{font-size:26px;}
.price-note{
  color:#6b7280;
  font-size:13px;
  line-height:1.6;
}
.detail-order-btn{
  display:flex;
  justify-content:center;
  align-items:center;
  gap:9px;
  width:100%;
  margin-top:22px;
  padding:15px 18px;
  border-radius:14px;
  background:#f97316;
  color:#fff;
  text-decoration:none;
  font-weight:700;
}
@media(max-width:950px){
  .product-gallery{grid-template-columns:repeat(3,minmax(0,1fr));}
  .product-info-layout{grid-template-columns:1fr;}
}
@media(max-width:600px){
  .product-detail-page{padding-top:115px;}
  .product-gallery{grid-template-columns:repeat(2,minmax(0,1fr));}
  .product-gallery-item img{height:190px;}
  .product-description,.price-card{padding:25px 20px;border-radius:20px;}
}