:root{--yellow:#ffbf00;--dark:#17202a;--soft:#f6f7f9}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--dark);background:#fff}.sh-wrap{width:min(1440px,94%);margin:auto}.sh-header{height:92px;background:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid #eee}.sh-headrow{height:100%;display:flex;align-items:center;gap:28px}.sh-logo img{width:250px;height:70px;object-fit:contain}.sh-nav{display:flex;gap:25px;align-items:center;margin-left:auto}.sh-nav a,.sh-actions a{color:#17202a;text-decoration:none;font-weight:700}.sh-actions{display:flex;gap:18px;align-items:center}.sh-cart{background:var(--yellow);padding:12px 16px;border-radius:14px}.sh-menu-btn{display:none;border:0;background:var(--yellow);font-size:24px;border-radius:12px;padding:8px 12px}.sh-hero{position:relative;max-width:1680px;margin:auto}.sh-hero>img{display:block;width:100%;height:auto}.sh-hot{position:absolute;display:block}.sh-hot-calc{left:3.8%;top:60%;width:19%;height:9%}.sh-hot-cat{left:24%;top:60%;width:17%;height:9%}.sh-benefits{width:min(1480px,94%);margin:-28px auto 0;position:relative;z-index:3;background:white;display:grid;grid-template-columns:repeat(4,1fr);border-radius:22px;box-shadow:0 18px 50px #0002;padding:22px}.sh-benefits div{display:grid;grid-template-columns:38px 1fr;column-gap:8px;padding:8px 20px;border-right:1px solid #ddd}.sh-benefits div:last-child{border:0}.sh-benefits b{font-size:16px}.sh-benefits span{grid-column:2;color:#6a7179;font-size:14px}.sh-section{padding:84px 0}.sh-soft{background:var(--soft)}.sh-title span{color:#b68500;font-weight:900;letter-spacing:.14em}.sh-title h2{font-size:clamp(32px,4vw,54px);margin:10px 0 36px}.sh-grid{display:grid;gap:22px}.cats{grid-template-columns:repeat(3,1fr)}.cats a,.solutions article{background:#fff;border:1px solid #e5e7eb;border-radius:24px;padding:28px;text-decoration:none;color:inherit;box-shadow:0 10px 35px #0000000b;transition:.25s}.cats a:hover,.solutions article:hover{transform:translateY(-5px);box-shadow:0 20px 50px #0002}.cat-icon{font-size:42px}.cats h3,.solutions h3{font-size:24px;margin:15px 0 8px}.cats p,.solutions p,.sh-split p{color:#626b75;line-height:1.7}.solutions{grid-template-columns:repeat(3,1fr)}.solutions article b{color:#a67a00}.solutions article a{color:#111;font-weight:900}.sh-split{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}.sh-stat{display:grid;grid-template-columns:1fr 1fr;gap:18px}.sh-stat div{background:var(--soft);padding:30px;border-radius:22px}.sh-stat strong{font-size:28px;display:block}.sh-stat span{color:#6a7179}.sh-btn{display:inline-block;background:var(--yellow);color:#111!important;font-weight:900;text-decoration:none;border:0;border-radius:14px;padding:16px 24px}.sh-calc{background:#17202a;color:#fff}.sh-calc form{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:14px}.sh-calc input,.sh-calc select{padding:16px;border-radius:14px;border:0;font-size:16px}.sh-footer{background:#0f151c;color:#fff;padding:45px 0}.sh-footer .sh-wrap{display:grid;grid-template-columns:1fr 1fr 1fr;gap:30px;align-items:center}.sh-footer img{width:250px;background:white;border-radius:12px}.sh-footer a{display:block;color:white;text-decoration:none;margin:8px 0}@media(max-width:1050px){.sh-phone{display:none}.sh-nav{position:fixed;inset:92px 0 auto 0;background:white;padding:24px;display:none;flex-direction:column;box-shadow:0 20px 40px #0002}.sh-nav.open{display:flex}.sh-menu-btn{display:block;margin-left:auto}.sh-actions{margin-left:0}.cats{grid-template-columns:repeat(2,1fr)}.sh-benefits{grid-template-columns:repeat(2,1fr)}.sh-benefits div:nth-child(2){border-right:0}.sh-calc form{grid-template-columns:1fr 1fr}.sh-split{grid-template-columns:1fr}}@media(max-width:650px){.sh-header{height:74px}.sh-logo img{width:180px;height:56px}.sh-nav{inset:74px 0 auto}.sh-hero{overflow:hidden}.sh-hero>img{width:100%;max-width:100%;height:auto;transform:none;object-fit:contain}.sh-hot{display:none}.sh-benefits{margin:0;width:100%;border-radius:0;grid-template-columns:1fr}.sh-benefits div{border-right:0;border-bottom:1px solid #ddd}.cats,.solutions,.sh-stat,.sh-calc form,.sh-footer .sh-wrap{grid-template-columns:1fr}.sh-section{padding:55px 0}.sh-title h2{margin-bottom:24px}.sh-actions{gap:8px}.sh-cart{padding:10px}.sh-footer img{width:210px}}

/* SolarHall catalogue */
.sh-catalog-hero{padding:70px 0 42px;background:linear-gradient(135deg,#17202a 0%,#243447 100%);color:#fff}
.sh-catalog-hero h1{font-size:clamp(38px,6vw,72px);margin:8px 0 14px}
.sh-catalog-hero p{max-width:760px;color:#d8dee6;font-size:18px;line-height:1.65;margin:0}
.sh-catalog-search{margin-top:28px;display:flex;max-width:720px;background:#fff;border-radius:16px;padding:6px;box-shadow:0 18px 45px #0003}
.sh-catalog-search input{flex:1;min-width:0;border:0;outline:0;padding:14px 16px;font-size:16px;border-radius:12px}
.sh-catalog-search button{border:0;background:var(--yellow);font-weight:900;padding:13px 22px;border-radius:12px;cursor:pointer}
.sh-catalog{padding:64px 0 90px}
.sh-catalog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.sh-catalog-card{display:flex;flex-direction:column;min-height:250px;background:#fff;border:1px solid #e5e7eb;border-radius:24px;padding:28px;color:inherit;text-decoration:none;box-shadow:0 10px 35px #0000000b;transition:.25s}
.sh-catalog-card:hover{transform:translateY(-5px);box-shadow:0 20px 50px #0002;border-color:#f0ba00}
.sh-catalog-card .icon{font-size:44px;margin-bottom:18px}
.sh-catalog-card h2{font-size:25px;margin:0 0 10px}
.sh-catalog-card p{color:#626b75;line-height:1.65;margin:0 0 18px}
.sh-catalog-card span{margin-top:auto;font-weight:900;color:#8a6500}
.sh-catalog-note{margin-top:34px;padding:22px 24px;border-radius:18px;background:#fff8dc;border:1px solid #f2d878;color:#4e4119;line-height:1.6}
.sh-empty{grid-column:1/-1;padding:44px;text-align:center;border:1px dashed #c7ccd3;border-radius:22px;color:#626b75;background:#fafbfc}
@media(max-width:950px){.sh-catalog-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){
  .sh-hero{width:100%;max-width:100%;overflow:hidden;background:#eef1f4}
  .sh-hero>img{display:block;width:100%;max-width:100%;height:auto;transform:none;object-fit:contain}
  .sh-catalog-hero{padding:42px 0 30px}
  .sh-catalog-hero p{font-size:16px}
  .sh-catalog-search{display:grid;grid-template-columns:1fr;margin-top:22px}
  .sh-catalog-search button{width:100%}
  .sh-catalog{padding:38px 0 60px}
  .sh-catalog-grid{grid-template-columns:1fr;gap:16px}
  .sh-catalog-card{min-height:210px;padding:23px}
}

/* SolarHall full-site cleanup */
.sh-footer span{color:#cbd5e1}.sh-catalog-note{margin-top:28px}.sh-catalog-hero .sh-btn{display:inline-flex;margin-top:18px}
@media(max-width:700px){.sh-headrow{gap:10px}.sh-logo img{max-width:150px;height:auto}.sh-actions{margin-left:auto}.sh-hero{width:100%;overflow:hidden}.sh-hero>img{display:block;width:100%;height:auto;max-height:none;object-fit:contain}.sh-catalog-hero{padding:42px 0 28px}.sh-catalog-hero h1{font-size:clamp(32px,10vw,48px);line-height:1.05}.sh-section{padding:48px 0}.sh-footer .sh-wrap{grid-template-columns:1fr;gap:20px}}

/* SolarHall v4 shop */
.sh-header{height:72px}.sh-headrow{gap:14px}.sh-logo img{width:190px;height:54px}.sh-menu-btn{line-height:1}.sh-cart{padding:9px 13px}.sh-hero>img{opacity:1}.sh-hot{z-index:5}
.sh-benefits-bottom{margin:0 auto 50px}.sh-category-strip{display:flex;gap:10px;overflow:auto;padding:8px 0 18px;scrollbar-width:none}.sh-category-strip::-webkit-scrollbar{display:none}.sh-category-pill{white-space:nowrap;border:1px solid #e0e4e8;background:#fff;padding:10px 14px;border-radius:999px;text-decoration:none;color:#17202a;font-weight:800}.sh-category-pill.active{background:var(--yellow);border-color:var(--yellow)}
.sh-products{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.sh-product-card{border:1px solid #e4e7eb;border-radius:20px;overflow:hidden;background:#fff;display:flex;flex-direction:column;box-shadow:0 8px 28px #0000000b}.sh-product-card img{width:100%;height:200px;object-fit:contain;background:#f7f8fa;padding:22px}.sh-product-card-body{padding:18px;display:flex;flex:1;flex-direction:column}.sh-product-card small{color:#916900;font-weight:800}.sh-product-card h3{font-size:20px;margin:8px 0}.sh-product-card p{color:#68717b;line-height:1.5;margin:0 0 14px}.sh-price{font-size:24px;font-weight:950;margin-top:auto}.sh-product-actions{display:grid;grid-template-columns:1fr auto;gap:9px;margin-top:14px}.sh-product-actions a,.sh-product-actions button{border:0;border-radius:12px;padding:12px;text-decoration:none;font-weight:900;cursor:pointer}.sh-product-actions a{background:#eef1f4;color:#17202a;text-align:center}.sh-product-actions button{background:var(--yellow)}
.sh-product-page{padding:60px 0}.sh-product-layout{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}.sh-product-image{width:100%;max-height:520px;object-fit:contain;background:#f7f8fa;border-radius:24px;padding:40px}.sh-product-info h1{font-size:clamp(32px,5vw,56px);margin:8px 0 16px}.sh-product-info .sh-price{font-size:34px;margin:18px 0}.sh-product-info ul{padding-left:20px;line-height:1.8}.sh-buy-row{display:flex;gap:12px;align-items:center;margin-top:24px}.sh-qty{width:78px;padding:14px;border:1px solid #d5dae0;border-radius:12px;font-size:16px}
.sh-cart-page,.sh-checkout-page,.sh-contact-page{padding:56px 0 80px}.sh-cart-row{display:grid;grid-template-columns:90px 1fr 110px 120px 42px;gap:16px;align-items:center;padding:16px 0;border-bottom:1px solid #e5e7eb}.sh-cart-row img{width:90px;height:75px;object-fit:contain;background:#f6f7f9;border-radius:12px;padding:8px}.sh-cart-row input{width:76px;padding:10px;border:1px solid #ccd2d9;border-radius:10px}.sh-cart-summary{margin-top:28px;margin-left:auto;max-width:420px;background:#f6f7f9;border-radius:20px;padding:24px}.sh-cart-total{display:flex;justify-content:space-between;font-size:25px;font-weight:900;margin-bottom:18px}.sh-empty-cart{text-align:center;padding:60px 20px;border:1px dashed #cbd1d8;border-radius:20px}
.sh-checkout-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:30px}.sh-form-card,.sh-order-card,.sh-contact-card{border:1px solid #e3e6ea;border-radius:22px;padding:26px;background:#fff}.sh-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.sh-field{display:flex;flex-direction:column;gap:7px}.sh-field.full{grid-column:1/-1}.sh-field input,.sh-field textarea,.sh-field select{padding:14px;border:1px solid #ccd2d9;border-radius:12px;font:inherit}.sh-field textarea{min-height:110px;resize:vertical}.sh-order-line{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-bottom:1px solid #eee}.sh-status{margin-top:16px;padding:14px;border-radius:12px}.sh-status.success{background:#e8f8ee;color:#176b34}.sh-status.error{background:#fff0f0;color:#8f2626}
.sh-contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.sh-contact-map{min-height:260px;border-radius:22px;background:linear-gradient(135deg,#17202a,#34495e);display:flex;align-items:center;justify-content:center;color:#fff;text-align:center;padding:30px}.sh-contact-card p{color:#626b75;line-height:1.7}
@media(max-width:950px){.sh-products{grid-template-columns:repeat(2,1fr)}.sh-product-layout,.sh-checkout-grid,.sh-contact-grid{grid-template-columns:1fr}}
@media(max-width:650px){.sh-header{height:60px}.sh-logo img{width:135px;height:44px}.sh-menu-btn{font-size:20px;padding:7px 10px}.sh-cart{padding:8px 10px}.sh-nav{inset:60px 12px auto;border-radius:0 0 16px 16px}.sh-hero>img{opacity:1}.sh-hot{display:block}.sh-hot-calc{left:3%;top:57%;width:21%;height:12%}.sh-hot-cat{left:23%;top:57%;width:20%;height:12%}.cats{grid-template-columns:repeat(2,1fr);gap:12px}.cats a{padding:16px;border-radius:16px}.cat-icon{font-size:30px}.cats h3{font-size:17px;margin:8px 0 5px}.cats p{font-size:13px;line-height:1.4}.sh-products{grid-template-columns:1fr}.sh-product-card img{height:170px}.sh-product-layout{gap:24px}.sh-product-image{max-height:330px;padding:24px}.sh-cart-row{grid-template-columns:64px 1fr 70px;gap:10px}.sh-cart-row img{width:64px;height:58px}.sh-cart-row .row-price{grid-column:2}.sh-cart-row .row-remove{grid-column:3;grid-row:1}.sh-form-grid{grid-template-columns:1fr}.sh-field.full{grid-column:auto}.sh-benefits-bottom{margin-bottom:30px}}

/* SolarHall v5 — compact smart header + softer hero */
.sh-header{
  height:64px;
  transition:transform .55s ease, box-shadow .35s ease;
  will-change:transform;
}
.sh-header.sh-header-hidden{transform:translateY(-105%)}
.sh-header.sh-header-visible{transform:translateY(0)}
.sh-header.sh-header-scrolled{box-shadow:0 8px 28px rgba(0,0,0,.10)}
.sh-headrow{gap:10px}
.sh-logo{display:flex;align-items:center;flex:0 0 auto}
.sh-logo img{width:220px;height:56px;object-fit:contain}
.sh-menu-btn{margin-left:0;flex:0 0 auto}
.sh-actions{margin-left:auto}
.sh-hero{background:#fff}
.sh-hero>img{opacity:1}
@media(max-width:1050px){
  .sh-nav{inset:64px 12px auto}
  .sh-menu-btn{display:block;margin-left:0}
  .sh-actions{margin-left:auto}
}
@media(max-width:650px){
  .sh-header{height:58px}
  .sh-headrow{gap:7px;width:min(100%,96%)}
  .sh-logo img{width:172px;height:48px;max-width:none}
  .sh-menu-btn{font-size:20px;padding:7px 10px;border-radius:11px}
  .sh-actions{margin-left:auto}
  .sh-cart{padding:8px 10px;border-radius:11px}
  .sh-nav{inset:58px 10px auto}
  .sh-hero>img{opacity:1}
}

/* SolarHall v6 — full-quality opaque hero banner */
.sh-hero>img{opacity:1!important;filter:none!important;image-rendering:auto!important}

/* SolarHall v7 — final interface polish */
:root{--sh-shadow:0 14px 40px rgba(15,23,42,.09);--sh-shadow-hover:0 22px 56px rgba(15,23,42,.16);--sh-radius:22px}
html{scroll-behavior:smooth}
body{min-height:100vh;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a,button,input,select,textarea{transition:border-color .2s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,opacity .2s ease}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(255,191,0,.42);outline-offset:3px}
.sh-header{background:rgba(255,255,255,.96);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px)}
.sh-nav a{position:relative;padding:10px 2px}
.sh-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:2px;border-radius:2px;background:var(--yellow);transition:right .25s ease}
.sh-nav a:hover:after,.sh-nav a.active:after{right:0}
.sh-nav a.active{color:#8a6500}
.sh-cart,.sh-menu-btn,.sh-btn{box-shadow:0 8px 20px rgba(255,191,0,.22)}
.sh-cart:hover,.sh-menu-btn:hover,.sh-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,191,0,.32)}
.sh-cart:active,.sh-menu-btn:active,.sh-btn:active{transform:translateY(0) scale(.98)}
.sh-menu-btn{cursor:pointer}
.sh-hero{border-radius:0 0 28px 28px;overflow:hidden;box-shadow:0 18px 50px rgba(15,23,42,.08)}
.sh-hero>img{transition:transform 1.2s ease}
@media(hover:hover){.sh-hero:hover>img{transform:scale(1.008)}}
.cats a,.solutions article,.sh-product-card,.sh-catalog-card,.sh-stat div,.sh-form-card,.sh-order-card,.sh-contact-card{box-shadow:var(--sh-shadow);border-color:rgba(15,23,42,.08)}
.cats a,.solutions article,.sh-product-card,.sh-catalog-card{position:relative;overflow:hidden}
.cats a:before,.solutions article:before,.sh-product-card:before,.sh-catalog-card:before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,var(--yellow),#ffe084);transform:scaleX(0);transform-origin:left;transition:transform .3s ease;z-index:2}
.cats a:hover:before,.solutions article:hover:before,.sh-product-card:hover:before,.sh-catalog-card:hover:before{transform:scaleX(1)}
.cats a:hover,.solutions article:hover,.sh-product-card:hover,.sh-catalog-card:hover{transform:translateY(-6px);box-shadow:var(--sh-shadow-hover);border-color:rgba(255,191,0,.5)}
.sh-product-card img{transition:transform .35s ease}
.sh-product-card:hover img{transform:scale(1.035)}
.sh-product-actions a,.sh-product-actions button{min-height:44px;display:flex;align-items:center;justify-content:center}
.sh-product-actions a:hover{background:#e4e8ed}
.sh-product-actions button:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,191,0,.28)}
.sh-category-pill:hover{border-color:var(--yellow);background:#fff8dc}
.sh-category-pill.active{box-shadow:0 8px 18px rgba(255,191,0,.22)}
.sh-catalog-search:focus-within{box-shadow:0 20px 55px rgba(0,0,0,.28),0 0 0 4px rgba(255,191,0,.16)}
.sh-field input:focus,.sh-field textarea:focus,.sh-field select:focus,.sh-qty:focus{border-color:var(--yellow);box-shadow:0 0 0 4px rgba(255,191,0,.14);outline:0}
.sh-footer{border-top:1px solid rgba(255,255,255,.08)}
.sh-footer a{width:max-content;color:#e7edf4}
.sh-footer a:hover{color:var(--yellow);transform:translateX(3px)}
.sh-toast{position:fixed;right:22px;bottom:22px;z-index:9999;display:flex;align-items:center;gap:10px;max-width:min(360px,calc(100vw - 28px));padding:14px 17px;border-radius:16px;background:#17202a;color:#fff;font-weight:800;box-shadow:0 20px 55px rgba(0,0,0,.28);opacity:0;transform:translateY(18px);pointer-events:none;transition:.28s ease}
.sh-toast.show{opacity:1;transform:translateY(0)}
.sh-toast:before{content:"✓";display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--yellow);color:#111}
.sh-mobile-backdrop{display:none}
.sh-reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
.sh-reveal.is-visible{opacity:1;transform:none}
@media(max-width:1050px){
 body.sh-nav-open{overflow:hidden}
 .sh-nav{display:flex;opacity:0;visibility:hidden;transform:translateY(-10px);pointer-events:none;transition:opacity .24s ease,transform .24s ease,visibility .24s ease;z-index:70}
 .sh-nav.open{opacity:1;visibility:visible;transform:none;pointer-events:auto}
 .sh-nav a{width:100%;padding:14px 16px;border-radius:12px}
 .sh-nav a:hover,.sh-nav a.active{background:#fff8dc}
 .sh-nav a:after{display:none}
 .sh-mobile-backdrop{display:block;position:fixed;inset:64px 0 0;background:rgba(15,23,42,.42);z-index:45;opacity:0;visibility:hidden;pointer-events:none;transition:.24s ease}
 body.sh-nav-open .sh-mobile-backdrop{opacity:1;visibility:visible;pointer-events:auto}
}
@media(max-width:650px){
 .sh-hero{border-radius:0 0 18px 18px}
 .sh-nav{position:fixed;top:58px;left:10px;right:10px;inset:auto 10px auto;border-radius:0 0 18px 18px;max-height:calc(100dvh - 70px);overflow:auto}
 .sh-mobile-backdrop{inset:58px 0 0}
 .sh-toast{right:14px;bottom:14px}
 .cats a:hover,.solutions article:hover,.sh-product-card:hover,.sh-catalog-card:hover{transform:none}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.sh-reveal{opacity:1;transform:none}}