.catalog-head{padding:72px 0 50px;background:linear-gradient(135deg,#0c183e 0%,var(--navy) 72%,#2446a8 100%);color:white}.catalog-title{display:grid;grid-template-columns:1.3fr .7fr;gap:70px;align-items:end}.catalog-title h1{font-size:clamp(2.8rem,5vw,5.2rem);max-width:850px}.catalog-title p{color:#dbe5ff;font-size:1.05rem}.catalog-search{margin-top:38px;position:relative;max-width:760px}.catalog-search span{position:absolute;left:18px;top:11px;color:var(--navy);font-size:1.5rem}.catalog-search input{width:100%;height:56px;border:0;border-radius:12px;padding:0 52px;font-size:1rem;box-shadow:0 14px 35px rgba(0,0,0,.18)}.catalog-search button{position:absolute;right:9px;top:8px;width:40px;height:40px;border:0;background:var(--mist);border-radius:9px;color:var(--navy);font-size:1.35rem;cursor:pointer}.catalog-body{padding:56px 0 90px;background:#f7f9fd}.catalog-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:38px}.catalog-sidebar{position:sticky;top:170px;align-self:start}.sidebar-heading{display:flex;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}.sidebar-heading span{color:var(--muted);font-size:.85rem}.catalog-sidebar nav{display:grid;margin-top:10px}.category-filter{display:flex;justify-content:space-between;gap:12px;text-align:left;border:0;border-bottom:1px solid var(--line);background:transparent;padding:13px 4px;color:#46506a;cursor:pointer}.category-filter span:last-child{color:#98a1b5}.category-filter:hover,.category-filter.active{color:var(--navy);font-weight:800}.category-filter.active{border-left:3px solid var(--yellow);padding-left:12px;background:white}.catalog-help{margin-top:28px;padding:23px;background:var(--navy);color:white;border-radius:16px}.catalog-help p{font-size:.9rem;color:#cbd6f5}.catalog-help a{color:var(--yellow);font-weight:900}.results-toolbar{min-height:46px;display:flex;align-items:start;justify-content:space-between;gap:20px;margin-bottom:18px}.results-toolbar span{color:var(--muted)}.results-toolbar select{border:1px solid var(--line);background:white;padding:10px 14px;border-radius:8px;color:var(--ink)}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.product-card{background:white;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.2s ease;display:flex;flex-direction:column}.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.product-image{aspect-ratio:1/.78;background:#edf1f7;overflow:hidden}.product-image img{width:100%;height:100%;object-fit:cover;display:block}.product-info{padding:22px;display:flex;flex-direction:column;flex:1}.product-category{font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:var(--red);font-weight:900}.product-info h3{margin:10px 0 8px}.product-info p{color:var(--muted);font-size:.9rem;margin:0 0 20px}.product-meta{margin-top:auto;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:15px}.product-meta small{color:var(--muted)}.details-button{border:0;background:transparent;color:var(--navy);font-weight:900;cursor:pointer;padding:5px}.sample-badge{position:absolute;margin:12px;background:var(--yellow);padding:5px 9px;border-radius:999px;font-size:.68rem;font-weight:900;z-index:1}.empty-results{text-align:center;padding:80px 20px;background:white;border-radius:18px}.empty-results strong{font-size:1.3rem}dialog{width:min(860px,calc(100% - 32px));border:0;border-radius:22px;padding:0;box-shadow:0 30px 90px rgba(5,14,44,.35)}dialog::backdrop{background:rgba(4,11,34,.68);backdrop-filter:blur(4px)}.dialog-grid{display:grid;grid-template-columns:1fr 1fr}.dialog-grid>img{width:100%;height:100%;min-height:430px;object-fit:cover;background:#edf1f7}.dialog-grid>div{padding:50px 42px}.dialog-grid h2{font-size:2.3rem;margin-top:12px}.dialog-grid p{color:var(--muted)}.dialog-close{position:absolute;right:15px;top:15px;width:38px;height:38px;border:0;border-radius:50%;background:white;box-shadow:0 5px 20px rgba(0,0,0,.15);font-size:1.4rem;cursor:pointer}.detail-row{display:flex;justify-content:space-between;margin:25px 0;padding:15px 0;border-block:1px solid var(--line)}@media(max-width:980px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-title{grid-template-columns:1fr;gap:10px}}@media(max-width:760px){.catalog-layout{grid-template-columns:1fr}.catalog-sidebar{position:static}.catalog-sidebar nav{grid-template-columns:repeat(2,1fr);gap:5px}.catalog-help{display:none}.dialog-grid{grid-template-columns:1fr}.dialog-grid>img{min-height:260px;max-height:300px}.dialog-grid>div{padding:32px 24px}}@media(max-width:520px){.product-grid{grid-template-columns:1fr}.catalog-sidebar nav{grid-template-columns:1fr}.results-toolbar{flex-direction:column}.catalog-head{padding-top:52px}}