@media(max-width:1150px){.product-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:900px){.main-nav{display:none}.product-grid{grid-template-columns:repeat(2,1fr)}.market-layout{grid-template-columns:1fr}.filters-panel{position:static}.product-detail{grid-template-columns:1fr}.detail-price-box{grid-template-columns:1fr}.trust-grid{grid-template-columns:1fr}.section-head{display:block}}@media(max-width:640px){.site-header{padding:13px}.nav-whatsapp{font-size:12px;padding:10px 12px}.hero{padding-top:70px}.search-shell{flex-direction:column}.search-shell button{height:54px}.product-grid{grid-template-columns:1fr}.category-card{min-width:250px}.filter-row{flex-direction:column}.hero p{font-size:17px}h1{letter-spacing:-2px}.detail-copy{padding:24px}}