@media(max-width:900px){.product-detail,.cart-layout,.checkout-layout,.profile-grid{grid-template-columns:1fr}.detail-image{height:350px}.checkout-summary{position:static}.admin-layout{grid-template-columns:1fr}.admin-sidebar{display:flex;gap:6px;overflow:auto;padding:10px}.admin-sidebar a{flex:0 0 auto}.admin-main{padding:20px}}@media(max-width:720px){.catalog-toolbar{grid-template-columns:1fr 1fr}.catalog-toolbar .form-control:first-child{grid-column:1/-1}:root{--header:58px}.container{width:min(100% - 22px,1180px)}.logo-text{display:none}.brand-logo{width:118px;height:44px}.brand-logo-footer{width:160px;height:auto}.brand-logo-login{width:190px;height:auto}.hamburger{display:block}.main-nav{position:absolute;top:100%;right:0;left:0;display:none;padding:10px 12px 15px;border-top:1px solid var(--gray-100);background:#fff;box-shadow:var(--shadow)}.main-nav.open{display:block}.nav-list{align-items:stretch;flex-direction:column;gap:2px}.nav-list a{display:block;padding:10px;border-radius:8px}.hero{padding:42px 0}.section{padding:34px 0}.product-grid{gap:10px}.product-image{height:clamp(115px,35vw,170px)}.product-info{padding:11px}.product-info h3{font-size:.9rem}.product-info p{font-size:.76rem}.product-price{margin-bottom:7px;font-size:.98rem}.product-actions{flex-direction:column;gap:6px}.product-actions .btn{width:100%;min-height:34px;padding:5px 6px;font-size:.72rem}.product-detail{gap:22px;padding:25px 0}.detail-image{height:300px}.order-section,.cart-items,.cart-summary,.checkout-form,.checkout-summary,.profile-content{padding:18px}.cart-container,.checkout-container{padding:26px 0}.cart-item{grid-template-columns:58px 1fr}.cart-item-image{width:58px;height:58px}.cart-item-actions{grid-column:2;flex-wrap:wrap}.modal{padding:20px}.modal-actions{flex-direction:column}.auth-container{padding:28px 12px}.auth-card{padding:24px}.profile-grid{padding:24px 0}.sidebar{display:flex;overflow:auto}.sidebar a{white-space:nowrap}.footer-grid{grid-template-columns:1fr 1fr}.admin-main{padding:15px}.admin-main>.order-section .form-group[style*="grid-template-columns"]{grid-template-columns:1fr!important}.flash{top:68px;right:11px}.admin-table :is(th,td){padding:10px}.header-actions{gap:11px}}@media(max-width:380px){.product-grid{gap:7px}.product-info{padding:9px}.product-info p{display:none}.product-actions .btn{font-size:.68rem}.footer-grid{grid-template-columns:1fr}.header-actions>span{max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}@media(prefers-color-scheme:dark){[data-theme=dark]{--gray-50:#111827;--gray-100:#283244;--gray-300:#485368;--gray-500:#a6afbf;--gray-700:#d6dbe4;--gray-900:#f8fafc;--white:#182132;--surface:#182132;color-scheme:dark}}