:root{
  --ink:#101010;
  --muted:#6e6e6e;
  --line:#deded9;
  --paper:#fff;
  --soft:#f5f5f2;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper)}
a{color:inherit}
.wrap{width:min(1320px,calc(100% - 48px));margin:0 auto}
.site-header{
  height:78px;display:flex;align-items:center;justify-content:space-between;
  padding:0 max(24px,6vw);border-bottom:1px solid var(--line);background:#fff;
  position:sticky;top:0;z-index:20
}
.brand{text-decoration:none;font-size:27px;font-weight:900;letter-spacing:-1px}
.site-header nav{display:flex;gap:30px}
.site-header nav a{text-decoration:none;font-size:14px}
.hero{background:var(--soft);padding:118px 0 105px}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:2.2px;color:#777;margin-bottom:22px}
.hero h1{font-size:clamp(54px,7vw,92px);letter-spacing:-4px;line-height:.99;margin:0 0 25px;max-width:850px}
.hero p{font-size:18px;line-height:1.55;color:#555;max-width:690px;margin:0 0 35px}
.button{
  display:inline-flex;align-items:center;justify-content:center;background:#111;color:#fff;
  border:0;border-radius:7px;text-decoration:none;padding:15px 22px;font-weight:800;cursor:pointer
}
.catalogue-section{padding:78px 0 92px}
.catalogue-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:26px}
.catalogue-head .eyebrow{margin-bottom:14px}
.catalogue-head h2,.how-section h2{font-size:43px;letter-spacing:-1.6px;margin:0}
.search{
  width:min(360px,100%);height:50px;border:1px solid #d4d4d0;border-radius:8px;
  padding:0 16px;font-size:16px
}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}
.filter{
  border:1px solid #d8d8d3;background:#fff;padding:11px 19px;border-radius:999px;cursor:pointer;font-size:14px
}
.filter.active{background:#111;color:#fff;border-color:#111}
.status{color:#666;margin:20px 0}
.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.product-card{
  border:1px solid #dfdfda;border-radius:12px;overflow:hidden;background:#fff;
  transition:transform .16s ease,box-shadow .16s ease
}
.product-card:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(0,0,0,.07)}
.product-card-link{text-decoration:none;display:block}
.product-image{
  aspect-ratio:1/1;background:#eee;display:flex;align-items:center;justify-content:center;overflow:hidden
}
.product-image img{width:100%;height:100%;object-fit:cover;display:block}
.product-body{padding:18px}
.product-top{display:flex;justify-content:space-between;gap:15px;align-items:start}
.product-name{font-weight:900;font-size:19px;line-height:1.2}
.product-price{font-weight:900;font-size:19px;white-space:nowrap}
.product-meta{font-size:13px;color:#737373;margin-top:8px}
.product-options{font-size:13px;color:#505050;margin-top:10px;line-height:1.4}
.product-actions{padding:0 18px 18px}
.view-button{width:100%}
.how-section{background:var(--soft);padding:90px 0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:38px}
.steps article{background:#fff;border:1px solid #ddd;border-radius:12px;padding:28px;min-height:180px}
.steps strong{font-size:34px}
.steps p{margin:26px 0 0;color:#555;font-size:17px;line-height:1.5}
footer{background:#111;color:#fff;padding:34px 0}
.footer-row{display:flex;justify-content:space-between}
.footer-row span{color:#aaa}

.product-page{padding:46px 0 85px}
.back-link{display:inline-block;margin-bottom:30px;color:#555;text-decoration:none}
.detail-status{padding:30px 0;color:#666}
.product-detail{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:58px;align-items:start}
.media-stage{
  width:100%;aspect-ratio:1/1;background:#f1f1ef;border:1px solid var(--line);
  border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center
}
.media-stage img,.media-stage video{width:100%;height:100%;object-fit:contain;background:#f1f1ef}
.thumbs{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:12px}
.thumb{
  aspect-ratio:1/1;border:1px solid var(--line);border-radius:8px;background:#eee;
  overflow:hidden;padding:0;cursor:pointer;position:relative
}
.thumb.active{outline:2px solid #111;outline-offset:1px}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb.video-thumb{display:grid;place-items:center;font-weight:900;font-size:12px}
.details-column{position:sticky;top:110px}
.details-column .eyebrow{margin-bottom:12px}
.details-column h1{font-size:45px;letter-spacing:-1.7px;line-height:1.05;margin:0 0 17px}
.detail-price{font-size:28px;font-weight:900;margin-bottom:12px}
.detail-code{font-size:13px;color:#777;padding-bottom:25px;border-bottom:1px solid var(--line)}
.detail-block{padding:22px 0;border-bottom:1px solid var(--line)}
.detail-block h3{font-size:13px;margin:0 0 8px;text-transform:uppercase;letter-spacing:.8px}
.detail-block p{margin:0;color:#555;line-height:1.6;white-space:pre-wrap}
.whatsapp{width:100%;margin-top:26px;font-size:16px}

@media(max-width:900px){
  .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .product-detail{grid-template-columns:1fr;gap:30px}
  .details-column{position:static}
  .thumbs{grid-template-columns:repeat(5,1fr)}
}
@media(max-width:620px){
  .wrap{width:min(100% - 28px,1320px)}
  .site-header{height:68px;padding:0 16px}
  .site-header nav{gap:15px}.site-header nav a{font-size:12px}
  .brand{font-size:23px}
  .hero{padding:70px 0 65px}.hero h1{letter-spacing:-2.4px}
  .hero p{font-size:16px}
  .catalogue-section{padding:55px 0 65px}
  .catalogue-head{display:block}.search{margin-top:24px}
  .catalogue-head h2,.how-section h2{font-size:36px}
  .product-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .details-column h1{font-size:36px}
  .thumbs{grid-template-columns:repeat(4,1fr)}
}

.load-more-row{display:flex;justify-content:center;margin-top:34px}
.load-more-button{min-width:180px}
.load-more-button:disabled{opacity:.6;cursor:wait}
.status{min-height:20px}

.catalogue-tools{display:flex;gap:12px;align-items:center}
.brand-filter{
  width:190px;height:50px;border:1px solid #d4d4d0;border-radius:8px;
  padding:0 14px;font-size:15px;background:#fff;color:#111
}
@media(max-width:620px){
  .catalogue-tools{display:grid;grid-template-columns:1fr}
  .catalogue-tools .search,.brand-filter{width:100%;margin-top:0}
}

.filter-group{margin-bottom:22px}
.filter-group .filters{margin-bottom:0}
.filter-label{
  font-size:11px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;
  color:#777;margin-bottom:9px
}

.hidden{display:none !important}