.catalog-page{background:#fff}
.catalog-page .nav-models-link.active{color:#0B457F;font-weight:700}

.catalog-hero{position:relative;min-height:665px;overflow:hidden;background:#073864;color:#fff}
.catalog-hero-media,.catalog-hero-media img,.catalog-hero-overlay{position:absolute;inset:0;width:100%;height:100%}
.catalog-hero-media img{object-fit:cover;object-position:center;display:block}
.catalog-hero-overlay{background:linear-gradient(90deg,rgba(3,27,49,.94) 0%,rgba(4,43,78,.75) 42%,rgba(4,43,78,.28) 72%,rgba(4,43,78,.05) 100%)}
.catalog-hero-content{position:relative;z-index:2;min-height:665px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.catalog-hero h1,.catalog-head h2,.catalog-energy-band h2,.catalog-help h2{
  margin:0;font-family:"Changan Uni","Arial Narrow","Noto Sans",sans-serif;font-weight:400;text-transform:uppercase
}
.catalog-hero h1{max-width:850px;font-size:clamp(58px,6.2vw,92px);line-height:.89}
.catalog-hero h1 span{color:#B3CFE4}
.catalog-hero p{max-width:620px;margin:24px 0 0;color:#d5e5ef;font-size:16px;line-height:1.7}
.catalog-hero-actions{display:flex;gap:12px;margin-top:30px}
.catalog-outline{color:#fff;border:1px solid rgba(255,255,255,.58);background:rgba(255,255,255,.07)}

.catalog-summary{border-bottom:1px solid #dfe7ed;background:#fff}
.catalog-summary-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.catalog-summary-grid>div{min-height:112px;padding:23px;border-left:1px solid #dfe7ed;display:flex;flex-direction:column;justify-content:center}
.catalog-summary-grid>div:last-child{border-right:1px solid #dfe7ed}
.catalog-summary strong{font-family:"Changan Uni","Arial Narrow",sans-serif;font-size:25px;font-weight:400;color:#0B457F;text-transform:uppercase}
.catalog-summary span{margin-top:5px;color:#70808c;font-size:10px}

.catalog-main{padding:100px 0;background:#f7fafc}
.catalog-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px}
.catalog-head h2{max-width:760px;color:#0B457F;font-size:clamp(44px,4.8vw,68px);line-height:.94}
.catalog-count{min-width:120px;text-align:right}
.catalog-count strong{display:block;font-family:"Changan Uni","Arial Narrow",sans-serif;font-size:42px;font-weight:400;color:#0B457F}
.catalog-count span{display:block;margin-top:-5px;color:#7b8c98;font-size:9px;text-transform:uppercase;letter-spacing:.12em}

.catalog-toolbar{display:grid;grid-template-columns:1fr auto;gap:28px;margin:36px 0 38px;padding:18px 20px;background:#fff;border:1px solid #dce6ed}
.catalog-filter-block{min-width:0}
.catalog-filter-block>small{display:block;margin-bottom:9px;color:#7b8d99;font-size:8px;letter-spacing:.14em}
.catalog-filters{display:flex;gap:7px;flex-wrap:wrap}
.catalog-filter{min-height:38px;padding:0 15px;border:1px solid #d3dfe7;background:#fff;color:#496276;font-size:10px;cursor:pointer;transition:.2s}
.catalog-filter:hover{border-color:#708EC9;color:#0B457F}
.catalog-filter.active{background:#0B457F;border-color:#0B457F;color:#fff}
.catalog-filter-energy.active{background:linear-gradient(135deg,#0B457F,#708EC9);border-color:#708EC9}

.catalog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.catalog-card{min-width:0;background:#fff;border:1px solid #dbe5ec;display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.catalog-card:hover{transform:translateY(-4px);border-color:#bacfdd;box-shadow:0 20px 40px rgba(15,55,88,.09)}
.catalog-card[hidden]{display:none!important}
.catalog-card-image{position:relative;min-height:280px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(180deg,#f5f9fc,#eaf2f7)}
.catalog-card-image::after{content:"";position:absolute;left:15%;right:15%;bottom:35px;height:15px;background:rgba(15,44,67,.10);filter:blur(10px);border-radius:50%}
.catalog-card-image img{position:relative;z-index:1;width:92%;height:250px;object-fit:contain;display:block;transition:transform .3s ease}
.catalog-card:hover .catalog-card-image img{transform:scale(1.025)}
.catalog-badge,.catalog-energy{position:absolute;z-index:2;top:14px;font-size:8px;letter-spacing:.11em}
.catalog-badge{left:14px;padding:7px 9px;background:#0B457F;color:#fff}
.catalog-energy{right:14px;padding:7px 9px;background:rgba(255,255,255,.92);color:#0B457F;border:1px solid #dbe5ec}
.catalog-energy.new-energy{background:#0B457F;color:#fff;border-color:#0B457F}
.catalog-card.featured{border-color:#b8ccda}

.catalog-card-copy{padding:22px;display:flex;flex-direction:column;flex:1}
.catalog-card-top>span{font-size:8px;letter-spacing:.12em;color:#81919c;text-transform:uppercase}
.catalog-card h3{margin:4px 0 0;font-family:"Changan Uni","Arial Narrow",sans-serif;font-size:29px;line-height:1;font-weight:400;color:#0B457F;text-transform:uppercase}
.catalog-specs{display:flex;gap:6px;flex-wrap:wrap;margin:17px 0 22px}
.catalog-specs span{padding:6px 8px;background:#f1f6f9;color:#5e7280;font-size:9px}
.catalog-price{margin-top:auto;padding-top:14px;border-top:1px solid #e5ebef}
.catalog-price small{display:block;color:#7d8d98;font-size:8px;text-transform:uppercase;letter-spacing:.11em}
.catalog-price strong{display:block;margin-top:3px;font-family:"Changan Uni","Arial Narrow",sans-serif;font-size:28px;font-weight:400;color:#173c5c}
.catalog-price em{font-family:"Noto Sans",sans-serif;font-size:8px;font-style:normal;color:#7e8f9a}
.catalog-card-actions{display:flex;align-items:center;gap:15px;margin-top:18px}
.catalog-card-actions .btn{flex:1}
.catalog-quote{font-size:10px;font-weight:700;color:#0B457F;text-decoration:underline;text-underline-offset:4px}

.catalog-empty{padding:42px;text-align:center;background:#fff;border:1px solid #dbe5ec}
.catalog-empty span{display:block;color:#596f80}
.catalog-empty button{margin-top:13px;border:0;background:none;color:#0B457F;text-decoration:underline;cursor:pointer}
.catalog-note{margin:25px 0 0;color:#83929c;font-size:9px;line-height:1.55}

.catalog-energy-band{padding:90px 0;background:linear-gradient(125deg,#052f55,#0B457F 56%,#708EC9);color:#fff}
.catalog-energy-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:75px;align-items:center}
.catalog-energy-band h2{font-size:clamp(44px,5vw,70px);line-height:.94}
.catalog-energy-band p{max-width:640px;color:#d1e1eb;line-height:1.7}
.catalog-energy-band .btn{margin-top:15px}
.catalog-energy-stats{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid rgba(255,255,255,.18)}
.catalog-energy-stats>div{padding:28px 18px;border-right:1px solid rgba(255,255,255,.18)}
.catalog-energy-stats>div:last-child{border-right:0}
.catalog-energy-stats strong,.catalog-energy-stats span{display:block}
.catalog-energy-stats strong{font-family:"Changan Uni","Arial Narrow",sans-serif;font-size:26px;font-weight:400}
.catalog-energy-stats span{margin-top:6px;color:#c6d9e6;font-size:9px;line-height:1.4}

.catalog-help{padding:90px 0;background:#fff}
.catalog-help-grid{display:grid;grid-template-columns:1fr auto;gap:60px;align-items:end}
.catalog-help h2{max-width:800px;font-size:clamp(42px,4.7vw,66px);line-height:.94;color:#0B457F}
.catalog-help p{max-width:700px;color:#647784;line-height:1.7}
.catalog-help-actions{display:flex;gap:10px}

@media(max-width:1100px){
  .catalog-grid{grid-template-columns:repeat(2,1fr)}
  .catalog-toolbar{grid-template-columns:1fr}
  .catalog-energy-grid{gap:45px}
}
@media(max-width:900px){
  .catalog-page{padding-bottom:78px}
  .catalog-hero,.catalog-hero-content{min-height:600px}
  .catalog-summary-grid{grid-template-columns:repeat(2,1fr)}
  .catalog-grid{grid-template-columns:repeat(2,1fr)}
  .catalog-energy-grid,.catalog-help-grid{grid-template-columns:1fr}
  .catalog-help-actions{justify-content:flex-start}
}
@media(max-width:620px){
  .catalog-hero,.catalog-hero-content{min-height:560px}
  .catalog-hero-overlay{background:linear-gradient(90deg,rgba(3,27,49,.92),rgba(4,43,78,.55))}
  .catalog-hero h1{font-size:clamp(46px,13vw,61px)}
  .catalog-hero-actions{flex-direction:column;width:100%}
  .catalog-hero-actions .btn{width:100%}
  .catalog-summary-grid{grid-template-columns:1fr}
  .catalog-summary-grid>div{min-height:88px;border-right:1px solid #dfe7ed}
  .catalog-main{padding:70px 0}
  .catalog-head{align-items:flex-start}
  .catalog-count{min-width:70px}
  .catalog-count strong{font-size:33px}
  .catalog-filters{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .catalog-filters::-webkit-scrollbar{display:none}
  .catalog-filter{flex:0 0 auto}
  .catalog-grid{grid-template-columns:1fr}
  .catalog-card-image{min-height:245px}
  .catalog-card-image img{height:215px}
  .catalog-card h3{font-size:27px}
  .catalog-card-actions{align-items:stretch;flex-direction:column}
  .catalog-card-actions .btn{width:100%}
  .catalog-quote{text-align:center}
  .catalog-energy-band,.catalog-help{padding:70px 0}
  .catalog-energy-stats{grid-template-columns:1fr}
  .catalog-energy-stats>div{border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}
  .catalog-energy-stats>div:last-child{border-bottom:0}
  .catalog-help-actions{flex-direction:column}
  .catalog-help-actions .btn{width:100%}
}