:root{--navy:#102441;--blue:#1462df;--ink:#172c47;--muted:#56667a;--line:#dfe5ed;--pale:#f3f6fa;--green:#12673c}*{box-sizing:border-box}html{scroll-padding-top:90px}body{margin:0;font:15px/1.55 Arial,Helvetica,sans-serif;color:var(--ink);background:#fff}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #1462df;outline-offset:4px}img{max-width:100%;display:block}button{color:inherit}p{color:var(--muted);margin:10px 0 18px}h1,h2,h3{line-height:1.18;letter-spacing:-.035em;margin:0 0 14px}h1{font-size:40px}h2{font-size:28px}h3{font-size:17px}em{font-style:normal;color:var(--blue)}.container{max-width:1200px;width:calc(100% - 64px);margin:auto}.topbar{background:var(--navy);color:#e1e8f2;text-align:center;padding:6px 12px;font-size:11px;letter-spacing:.03em}header{position:sticky;top:0;background:#fffffff5;border-bottom:1px solid var(--line);z-index:20}.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-size:24px;font-weight:800;line-height:1}.brand img{width:52px;height:52px}.brand b{color:var(--blue)}.brand small{display:block;font-size:8px;letter-spacing:.2em;margin-top:7px}nav{display:flex;gap:28px;align-items:center}nav>a{font-weight:600;font-size:14px}nav>a:not(.wa):hover,.text-link:hover{color:var(--blue)}.btn,.wa{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:0;border-radius:6px;padding:12px 19px;min-height:44px;font-size:14px;font-weight:700;line-height:1.4;text-align:center}.btn{background:var(--blue);color:white}.wa{background:var(--green);color:white}.btn:hover{background:#104eb2}.wa:hover{background:#0b522d}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:46px;align-items:center;padding-top:32px;padding-bottom:28px}.hero h1{font-size:clamp(32px,3.3vw,46px);margin:13px 0 18px}.hero p{max-width:480px;font-size:16px}.kicker{display:block;font-size:10px;letter-spacing:.14em;font-weight:700;color:var(--blue);text-transform:uppercase}.actions{display:flex;gap:10px;flex-wrap:wrap}.hero-note{font-size:11px;color:var(--muted);margin-top:18px}.hero-image{height:316px;position:relative;overflow:hidden;border-radius:10px;background:var(--navy)}.hero-image img{width:100%;height:100%;object-fit:cover}.hero-image>span{position:absolute;bottom:0;left:0;right:0;padding:13px 18px;color:white;font-size:9px;letter-spacing:.14em;background:#102441e8}.hero-image b{display:block;font-size:13px;letter-spacing:0}.categories{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.categories>a{display:flex;gap:14px;align-items:center;background:var(--pale);border:1px solid var(--line);border-radius:8px;padding:12px}.categories img{width:72px;height:66px;object-fit:contain;border-radius:4px;background:white}.categories strong{font-size:14px}.categories small{display:block;color:var(--muted);font-size:11px;margin-top:4px}.categories>a:hover{border-color:var(--blue)}.section{padding-top:38px;padding-bottom:38px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.section-head h2{margin-top:7px;margin-bottom:0}.section-head p{margin-bottom:0}.text-link{color:var(--blue);font-size:13px;font-weight:700}.products{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.product{border:1px solid var(--line);border-radius:8px;overflow:hidden;display:flex;flex-direction:column;background:white}.product-photo{background:#f7f8fa;display:block;padding:12px;border-bottom:1px solid #edf0f4}.product-photo img{width:100%;height:164px;object-fit:contain}.product-body{padding:16px;display:flex;flex-direction:column;flex:1}.product h3{font-size:16px;line-height:1.35;margin:8px 0 18px;font-weight:600}.product .kicker{font-size:9px;letter-spacing:.08em;color:var(--muted)}.product .wa{width:100%;margin-top:auto;padding:10px 8px;font-size:12px}.advice{display:flex;align-items:center;justify-content:space-between;background:var(--pale);padding:23px 26px;border-radius:8px;gap:20px}.advice h2{font-size:22px;margin-bottom:5px}.advice p{margin:0;font-size:13px}.gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.photo{border:0;background:var(--pale);padding:0;position:relative;display:block;width:100%;overflow:hidden;border-radius:7px}.photo img{width:100%;height:180px;object-fit:cover}.photo>span{position:absolute;right:8px;bottom:8px;background:var(--navy);color:white;border-radius:5px;padding:4px 8px;font-size:12px}.installation h3{font-size:13px;letter-spacing:0;line-height:1.4;margin:10px 0 0}.service-band{background:var(--pale);padding:28px 0}.benefits{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}.benefits>div{display:grid;grid-template-columns:24px 1fr;gap:0 6px}.benefits span{grid-row:span 2;color:var(--blue);font-size:23px;line-height:1}.benefits strong{font-size:12px}.benefits small{font-size:11px;color:var(--muted);margin-top:3px}.note{font-size:12px;line-height:1.65}.service-band .note{margin-bottom:0}.service-band .note a{color:var(--blue)}footer{background:var(--navy);color:white;padding:32px 0 20px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px;font-size:12px}.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.footer-grid p,.legal{color:#bfcbdb}.footer-name{font-size:23px}.legal{font-size:10px;border-top:1px solid #34445d;margin-top:25px;padding-top:16px}.mobile-bar,.menu-toggle{display:none}.catalog-controls{background:var(--pale);border:1px solid var(--line);border-radius:8px;padding:16px;display:flex;flex-wrap:wrap;gap:18px;align-items:center}.search{font-size:11px;flex:1;min-width:190px}input,select{display:block;width:100%;border:1px solid #b5c1cf;border-radius:5px;background:white;color:var(--ink);padding:10px;min-height:44px}input[type=search]{margin-top:3px}.filters{display:flex;gap:7px;overflow:auto;padding:4px;max-width:100%}.filters button{white-space:nowrap;background:white;border:1px solid var(--line);padding:10px 13px;border-radius:5px;min-height:44px;font-size:12px}.filters .active{background:var(--navy);color:white;border-color:var(--navy)}[hidden]{display:none!important}.detail{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin:25px 0 45px}.detail h1{font-size:34px;margin-top:12px}.detail-image img{height:420px;object-fit:contain;padding:16px}.related{grid-template-columns:repeat(3,minmax(0,1fr))}.availability{font-weight:700;color:var(--blue)}dialog{border:1px solid var(--line);border-radius:12px;padding:28px;max-width:560px;width:calc(100% - 28px);max-height:calc(100dvh - 32px);overflow:auto;color:var(--ink)}dialog::backdrop{background:#0a182dcc}.close{position:absolute;top:8px;right:8px;width:44px;height:44px;border:0;border-radius:50%;background:var(--pale);font-size:26px;z-index:1}dialog h2{font-size:25px;padding-right:20px;margin-top:12px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}label{font-size:12px;font-weight:600}label select,label input{margin-top:5px}form>.wa{width:100%}.direct-link{display:block;text-align:center;color:var(--green);font-weight:700;font-size:13px;padding:14px 0;min-height:44px}.photo-modal{max-width:980px;padding:18px}.photo-modal>img{width:100%;height:auto;max-height:65dvh;object-fit:contain;background:var(--pale)}.photo-info{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:15px}.photo-info p{margin:0}.skip{position:fixed;left:10px;top:-100px;z-index:100;background:white;padding:15px}.skip:focus{top:10px}.solutions{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.solution{border:1px solid var(--line);padding:22px;border-radius:8px}.solution h3{margin-top:12px}.solution a{color:var(--blue);font-weight:700}.why{display:grid;grid-template-columns:1fr 1.3fr;gap:30px}.faq-layout{display:grid;grid-template-columns:1fr 1.4fr;gap:40px}.faq details{padding:14px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:600;min-height:30px}.prose{max-width:780px}.prose h1,.prose h2{margin-top:24px}.alt{background:var(--pale)}
@media(min-width:1500px){.hero{padding-top:40px}.hero-image{height:340px}}
@media(max-width:1000px){nav{gap:16px}.container{width:calc(100% - 40px)}.hero{gap:25px}.hero h1{font-size:35px}.categories>a{gap:8px;padding:9px}.categories img{width:52px}.categories strong{font-size:12px}.products{gap:12px}.product-body{padding:12px}.benefits{gap:10px}.benefits strong{font-size:11px}.hero-image{height:310px}}
@media(max-width:760px){body{padding-bottom:calc(62px + env(safe-area-inset-bottom));font-size:14px}.container{width:calc(100% - 32px)}.topbar{font-size:9px;padding:5px 6px}.nav{height:64px}.brand{font-size:21px;gap:8px}.brand img{width:43px;height:43px}.brand small{font-size:7px}.menu-toggle{display:block;border:1px solid var(--line);border-radius:5px;padding:10px;background:white;min-height:44px;font-size:12px}#navigation{display:none;position:absolute;top:64px;left:0;right:0;background:white;padding:16px;border-bottom:1px solid var(--line);box-shadow:0 10px 20px #10244116}#navigation.open{display:flex;flex-wrap:wrap;gap:8px}#navigation a{padding:12px;font-size:13px}.hero{grid-template-columns:1fr;padding-top:22px;padding-bottom:20px;gap:18px}.hero h1{font-size:32px;margin:9px 0 12px}.hero p{font-size:14px;max-width:100%;margin-bottom:15px}.hero-image{height:150px}.hero-image img{object-position:center 47%}.hero-image>span{padding:7px 12px;font-size:8px}.hero-image b{font-size:11px}.hero-note{font-size:10px;margin-top:12px}.actions{gap:8px}.actions .btn,.actions .wa{font-size:12px;padding:11px 12px;flex:1}.categories{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.categories>a{padding:9px;gap:9px}.categories img{height:48px;width:48px}.categories strong{font-size:12px}.categories small{font-size:10px;margin-top:2px}.section{padding-top:28px;padding-bottom:28px}.section-head{gap:12px;align-items:flex-start;flex-wrap:wrap;margin-bottom:16px}h1{font-size:30px}h2{font-size:24px}.section-head .text-link{font-size:12px}.products{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.product-photo{padding:8px}.product-photo img{height:135px}.product-body{padding:11px}.product h3{font-size:13px;margin-bottom:12px;line-height:1.4}.product .wa{font-size:11px;gap:3px;padding:9px 5px}.product .kicker{font-size:8px}.advice{padding:19px;display:block}.advice h2{font-size:20px}.advice .btn{margin-top:14px}.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 10px}.photo img{height:145px}.installation h3{font-size:12px}.benefits{grid-template-columns:repeat(2,1fr);gap:20px 15px}.benefits strong{font-size:12px}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid p{margin:0}.footer-grid a{overflow-wrap:anywhere}.mobile-bar{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;position:fixed;bottom:0;left:0;right:0;background:white;border-top:1px solid var(--line);z-index:30;padding:8px 12px calc(8px + env(safe-area-inset-bottom))}.mobile-bar>a{font-size:11px;min-height:44px;display:flex;align-items:center;justify-content:center;padding:8px 5px}.mobile-bar .wa{font-size:11px}.catalog-controls{gap:10px;padding:12px;display:block}.filters{margin-top:9px}.filters button{font-size:11px;padding:9px 12px}.detail{grid-template-columns:1fr;gap:25px;margin-top:18px}.detail-image img{height:280px}.detail h1{font-size:28px}.related{grid-template-columns:repeat(2,minmax(0,1fr))}.photo-info{flex-direction:column;align-items:stretch}.form-grid{gap:12px;grid-template-columns:1fr}dialog{padding:22px;max-height:calc(100dvh - 24px)}dialog h2{font-size:23px}.photo-modal{padding:12px}.photo-modal>img{max-height:58dvh}.solutions,.why,.faq-layout{grid-template-columns:1fr;gap:20px}.kicker{font-size:9px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
/* 4.1 revision: preserve the complete original portrait photograph. */
.hero-image{height:auto;background:var(--pale);border:1px solid var(--line);display:flex;flex-direction:column}
.hero-image img{width:100%;height:300px;object-fit:contain;object-position:center;padding:10px}
.hero-image>span{position:static;display:block;background:var(--navy);padding:12px 16px}
@media(max-width:760px){.hero-image img{height:220px;padding:8px}.hero-image>span{padding:9px 12px}}

/* Catálogo compacto y cotizador múltiple */
.product-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:auto}.product-actions .wa{flex:1;text-align:center}.add-cart{background:#eef4fa;color:#102441;border:1px solid #aabed1;border-radius:10px;font-weight:700;cursor:pointer;padding:12px 10px}.add-cart[aria-pressed="true"]{background:#c7e7d7;border-color:#4b9871}.catalog-controls{display:flex;gap:15px;justify-content:center;align-items:center;margin:25px 0}.quote-cart{position:sticky;bottom:8px;z-index:10;background:#102441;color:#fff;padding:12px 16px;border-radius:14px;box-shadow:0 6px 28px #0004;display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap}.quote-cart[hidden]{display:none}.quote-cart button{cursor:pointer}.quote-cart #cart-clear{background:transparent;border:1px solid #fff;color:#fff;padding:8px;border-radius:8px}#show-more[hidden]{display:none}@media(max-width:650px){.quote-cart{bottom:70px}.product-actions{flex-direction:column;align-items:stretch}.product-actions .wa{text-align:center}}