*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#111;background:#f7f7f5}
.site-header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 6vw;background:#fff;border-bottom:1px solid #e7e7e2;position:sticky;top:0;z-index:10}
.brand{font-size:25px;font-weight:900;letter-spacing:-1px;text-decoration:none;color:#111}
.site-header nav{display:flex;gap:24px}
.site-header nav a{color:#444;text-decoration:none;font-size:14px}
.hero{padding:110px 6vw 90px;max-width:1050px}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:2px;color:#777}
.hero h1{font-size:clamp(42px,8vw,88px);line-height:.95;letter-spacing:-4px;margin:18px 0;max-width:900px}
.hero-copy{font-size:18px;line-height:1.6;color:#555;max-width:600px;margin-bottom:34px}
.primary-button{display:inline-block;background:#111;color:#fff;text-decoration:none;padding:15px 22px;border-radius:6px;font-weight:700}
.catalogue{padding:75px 6vw;background:#fff;min-height:500px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:25px}
.section-heading h2,.how h2{font-size:40px;letter-spacing:-2px;margin:7px 0}
.section-heading input{width:min(360px,100%);padding:14px 16px;border:1px solid #d7d7d2;border-radius:7px;font-size:15px}
.filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:30px}
.filter{border:1px solid #deded8;background:#fff;padding:10px 16px;border-radius:999px;cursor:pointer}
.filter.active{background:#111;color:#fff;border-color:#111}
.status{color:#777;margin:12px 0 25px}
.status.hidden{display:none}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.product-card{border:1px solid #e5e5df;border-radius:12px;overflow:hidden;background:#fff}
.product-image-wrap{aspect-ratio:1/1;background:#eee;overflow:hidden}
.product-image{width:100%;height:100%;object-fit:cover;display:block}
.product-fallback{width:100%;height:100%;display:grid;place-items:center;color:#aaa;font-size:28px;font-weight:900}
.product-body{padding:18px}
.product-meta{display:flex;justify-content:space-between;gap:12px;align-items:start}
.product-title{font-weight:800;font-size:17px;margin:0}
.product-price{font-weight:900;font-size:18px;white-space:nowrap}
.product-code{color:#777;font-size:12px;margin:9px 0}
.product-details{color:#555;font-size:13px;line-height:1.45;margin:8px 0 15px}
.whatsapp{display:block;width:100%;border:0;background:#111;color:#fff;padding:13px;border-radius:7px;font-weight:800;cursor:pointer}
.how{padding:85px 6vw}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:35px}
.steps div{background:#fff;border:1px solid #e5e5df;border-radius:12px;padding:28px}
.steps strong{font-size:32px}
.steps p{color:#555;line-height:1.5}
footer{padding:30px 6vw;background:#111;color:#fff;display:flex;justify-content:space-between;gap:20px}
footer span{color:#aaa}
@media(max-width:800px){
  .site-header nav{display:none}
  .hero{padding-top:75px}
  .hero h1{letter-spacing:-2px}
  .section-heading{display:block}
  .section-heading input{margin-top:20px;width:100%}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
}
@media(max-width:520px){
  .product-grid{grid-template-columns:1fr}
  .catalogue,.hero,.how{padding-left:20px;padding-right:20px}
  .site-header{padding:0 20px}
}