*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#1d2a3a;background:#fff}a{text-decoration:none;color:inherit}.container{width:min(1220px,92%);margin:auto}:root{--blue:#0b78d0;--navy:#0a1727;--ink:#1d2a3a;--muted:#6d7b8c;--bg:#f5f7fa;--line:#e1e7ee;--green:#1cab67;--red:#d9434d;--shadow:0 8px 28px rgba(20,40,65,.09)}
.top{background:var(--navy);color:#dbe8f4;text-align:center;font-size:12px;padding:8px}.header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.05)}.head{min-height:82px;display:grid;grid-template-columns:190px 1fr auto;gap:22px;align-items:center}.logo{font-size:30px;font-weight:900;color:var(--navy)}.logo span{color:var(--blue)}.search{height:45px;border:1px solid #d6dee8;border-radius:7px;display:flex;overflow:hidden}.search input{border:0;outline:0;flex:1;padding:0 14px}.search button{border:0;background:var(--blue);color:#fff;width:55px}.head-actions{display:flex;gap:18px}.head-actions a{font-size:11px;color:var(--muted)}.head-actions b{display:block;color:var(--ink);font-size:12px}.nav{border-top:1px solid #edf1f5}.navrow{display:flex;align-items:center;min-height:49px;gap:2px}.navitem{position:relative}.navlink{display:block;padding:16px 12px;font-size:12px;font-weight:800;color:#344256}.navlink:hover{color:var(--blue)}.dropdown{display:none;position:absolute;top:100%;left:0;background:#fff;min-width:235px;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 9px 9px;padding:8px}.navitem:hover .dropdown{display:block}.dropdown a{display:block;padding:10px;border-radius:6px;font-size:12px;color:#415066}.dropdown a:hover{background:#f2f7fb;color:var(--blue)}
.hero{background:linear-gradient(115deg,#09192b,#0e4f81 63%,#0b78d0);color:#fff}.hero-grid{min-height:430px;display:grid;grid-template-columns:1.05fr .95fr;gap:35px;align-items:center}.eyebrow{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:#80d0ff;font-weight:900}.hero h1{font-size:clamp(40px,5vw,66px);line-height:1;margin:12px 0}.hero h1 span{color:#69cbff}.hero p{font-size:17px;color:#dceaf7;max-width:630px;line-height:1.65}.hero-img{height:290px;border-radius:16px;background:linear-gradient(140deg,rgba(0,0,0,.1),rgba(7,27,49,.66)),url('https://images.unsplash.com/photo-1558494949-ef010cbdcc31?auto=format&fit=crop&w=1200&q=80') center/cover}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:23px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 17px;border-radius:7px;border:1px solid transparent;font-size:12px;font-weight:900;cursor:pointer}.primary{background:var(--blue);color:#fff}.white{background:#fff;color:#15476d}.outline{background:#fff;color:#344256;border-color:#d4dde7}.danger{background:var(--red);color:#fff}.benefits{padding:22px 0;border-bottom:1px solid var(--line)}.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.benefit{display:flex;gap:10px}.benefit i{font-style:normal;font-size:25px}.benefit b{display:block;font-size:13px}.benefit span{display:block;color:var(--muted);font-size:11px}
section{padding:52px 0}.sectionhead{display:flex;align-items:end;justify-content:space-between;gap:15px;margin-bottom:24px}.sectionhead h2{margin:0;font-size:30px}.sectionhead p{margin:5px 0 0;color:var(--muted);font-size:13px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{border:1px solid var(--line);border-radius:11px;background:#fff;padding:24px}.card h3{font-size:20px;margin:10px 0 6px}.card p,.card li{color:var(--muted);font-size:13px;line-height:1.65}.dark{background:var(--navy);color:#fff}.two{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.dark p,.dark li{color:#c6d3e0}.labbox{padding:25px;border:1px solid rgba(255,255,255,.12);border-radius:13px;background:linear-gradient(145deg,#102943,#091626)}
.pagehero{background:linear-gradient(110deg,#0a1728,#0b78d0);color:#fff;padding:55px 0}.pagehero h1{font-size:43px;margin:5px 0}.pagehero p{max-width:720px;color:#dbeafa}.crumb{font-size:11px;color:#b5d9ef;margin-bottom:10px}.shop{background:var(--bg)}.toolbar{display:flex;justify-content:space-between;gap:13px;align-items:center;flex-wrap:wrap;margin-bottom:20px}.filters{display:flex;gap:8px;flex-wrap:wrap}.filters input,.filters select{padding:10px 12px;border:1px solid #d5dee8;border-radius:7px;background:#fff}.products{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.product{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;position:relative}.product img{width:100%;height:205px;object-fit:cover;background:#edf2f6}.productbody{padding:15px}.brand{font-size:10px;text-transform:uppercase;color:#778391;font-weight:900}.product h3{font-size:15px;line-height:1.4;min-height:42px;margin:7px 0}.spec{font-size:11px;color:var(--muted);line-height:1.5;min-height:45px}.price{font-size:21px;font-weight:900;margin-top:10px}.usd{font-size:11px;color:var(--muted);margin-top:2px}.stock{font-size:10px;color:var(--green);font-weight:900;margin-top:6px}.pbtns{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:12px}.pbtns a,.pbtns button{padding:9px 6px;border:1px solid #d4dde6;border-radius:6px;background:#fff;font-size:10px;font-weight:900;text-align:center;cursor:pointer}.pbtns .buy{background:var(--blue);border-color:var(--blue);color:#fff}
.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.project{border:1px solid var(--line);border-radius:10px;overflow:hidden}.project img{width:100%;height:190px;object-fit:cover}.projectbody{padding:15px}.project h3{margin:0 0 6px;font-size:16px}.project p{margin:0;color:var(--muted);font-size:12px}.contact{display:grid;grid-template-columns:1fr 1fr;gap:22px}.info{background:var(--bg);border:1px solid var(--line);padding:24px;border-radius:11px}.form{display:grid;gap:12px}.form input,.form select,.form textarea{padding:12px;border:1px solid #d4dde7;border-radius:7px}.form textarea{min-height:120px}.cart{position:fixed;z-index:90;right:-430px;top:0;width:min(430px,100%);height:100%;background:#fff;display:flex;flex-direction:column;box-shadow:-18px 0 50px rgba(0,0,0,.2);transition:.25s}.cart.open{right:0}.carthead{padding:17px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between}.carthead button{border:0;background:none;font-size:24px}.cartbody{flex:1;overflow:auto;padding:16px}.cartitem{display:flex;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}.cartitem img{width:60px;height:60px;object-fit:cover;border-radius:6px}.cartfoot{padding:16px;border-top:1px solid var(--line)}.total{display:flex;justify-content:space-between;font-weight:900;font-size:18px;margin-bottom:12px}.wa{position:fixed;right:20px;bottom:20px;background:#25d366;color:#fff;border-radius:50px;padding:12px 16px;font-size:11px;font-weight:900;z-index:55}
footer{background:#071321;color:#aebed0;padding:42px 0 18px}.footergrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}.footergrid h4{color:#fff;font-size:12px}.footergrid a{display:block;font-size:11px;margin:7px 0}.copy{border-top:1px solid rgba(255,255,255,.1);padding-top:16px;margin-top:25px;text-align:center;font-size:10px}
.login{min-height:100vh;background:linear-gradient(135deg,#071321,#0b78d0);display:flex;justify-content:center;align-items:center;padding:20px}.loginbox{width:min(430px,100%);background:#fff;border-radius:14px;padding:30px;box-shadow:0 22px 65px rgba(0,0,0,.25)}.adminmain{max-width:1200px;margin:30px auto;padding:0 20px}.adminhead{background:var(--navy);color:#fff;padding:14px 20px}.adminbar{max-width:1200px;margin:auto;display:flex;justify-content:space-between;align-items:center}.adminnav{background:#10283f;color:#fff}.adminnav .container{display:flex;gap:8px;overflow:auto}.adminnav a{padding:12px 10px;font-size:11px;font-weight:800}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.stat{background:#fff;border:1px solid var(--line);padding:20px;border-radius:10px}.stat b{font-size:28px;color:var(--blue)}.tablewrap{overflow:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:9px;border-bottom:1px solid var(--line);font-size:11px;text-align:left}.table th{background:#f4f7fa}.thumb{width:55px;height:55px;object-fit:cover;border-radius:6px}.adminform{display:grid;gap:12px;background:#fff;border:1px solid var(--line);padding:24px;border-radius:11px}.adminform input,.adminform select,.adminform textarea{padding:11px;border:1px solid #d4dde7;border-radius:7px}.adminrow{display:grid;grid-template-columns:1fr 1fr;gap:12px}.flash{padding:11px;background:#edf8f2;color:#176941;border-radius:7px;margin-bottom:15px}.error{padding:11px;background:#fff0f1;color:#9d2530;border-radius:7px;margin-bottom:15px}
@media(max-width:1000px){.head{grid-template-columns:160px 1fr}.head-actions{display:none}.products{grid-template-columns:repeat(3,1fr)}.benefit-grid{grid-template-columns:repeat(2,1fr)}.grid4{grid-template-columns:repeat(2,1fr)}.footergrid{grid-template-columns:2fr 1fr 1fr}}@media(max-width:760px){.hero-grid,.two,.contact{grid-template-columns:1fr}.hero-img{display:none}.products,.grid3,.projects{grid-template-columns:repeat(2,1fr)}.footergrid{grid-template-columns:1fr 1fr}.navrow{overflow:auto}.dropdown{position:static;display:block;box-shadow:none;border:0;border-top:1px solid var(--line)}}@media(max-width:520px){.head{grid-template-columns:1fr}.search{order:2}.products,.grid3,.grid4,.projects,.benefit-grid,.footergrid{grid-template-columns:1fr}.adminrow{grid-template-columns:1fr}.pagehero h1{font-size:34px}}

/* TECPCH responsive navigation correction */
.navcontainer{display:block}
.mobile-menu-toggle{display:none}
.navtoggle{font-family:inherit;border:0;background:transparent;cursor:pointer}
.navitem .dropdown{z-index:100}
@media(max-width:760px){
  .header{position:relative}
  .head{grid-template-columns:1fr;gap:12px;padding:12px 0}
  .logo{font-size:30px}
  .search{order:0;width:100%;min-width:0}
  .navcontainer{width:100%;padding:0}
  .mobile-menu-toggle{display:block;width:100%;text-align:left;padding:12px 4%;border:0;border-top:1px solid var(--line);background:#fff;color:#344256;font-size:16px;font-weight:700;cursor:pointer}
  .navrow{display:none;overflow:visible;flex-direction:column;align-items:stretch;gap:0;width:100%;min-height:0;border-top:1px solid var(--line)}
  .navrow.is-open{display:flex}
  .navitem{width:100%;border-bottom:1px solid var(--line)}
  .navlink{display:block;width:100%;text-align:left;padding:14px 4%;font-size:14px;background:#fff;border:0}
  .navtoggle{display:block}
  .dropdown{display:none;position:static;min-width:0;width:100%;padding:4px 0 8px 14px;border:0;border-top:1px solid var(--line);border-radius:0;box-shadow:none;background:#f7f9fc}
  .navitem:hover .dropdown{display:none}
  .navitem.submenu-open .dropdown{display:block}
  .dropdown a{padding:12px 14px;font-size:14px;white-space:normal}
  .hero h1{font-size:clamp(34px,9vw,48px)}
  .pagehero{padding:38px 0}
  .pagehero h1{font-size:34px}
  body{overflow-x:hidden}
}


/* Carrusel de banners y fichas de producto TECPCH */
.home-carousel{position:relative;padding:0;background:#071321;color:#fff;overflow:hidden;min-height:390px}.carousel-slide{display:none;position:relative;min-height:390px;align-items:center;background-image:linear-gradient(90deg,rgba(5,19,35,.94),rgba(5,35,62,.72),rgba(5,35,62,.18)),var(--banner-image);background-size:cover;background-position:center}.carousel-slide.is-active{display:flex;animation:carouselFade .45s ease}.carousel-content{position:relative;z-index:2;padding-top:55px;padding-bottom:55px}.carousel-content h1{font-size:clamp(34px,5vw,60px);line-height:1.08;max-width:760px;margin:14px 0}.carousel-content p{font-size:17px;line-height:1.65;color:#e0edf8;max-width:650px;margin-bottom:24px}.carousel-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:44px;height:44px;border:1px solid #ffffff80;border-radius:50%;background:#07132188;color:white;font-size:30px;cursor:pointer}.carousel-arrow.prev{left:18px}.carousel-arrow.next{right:18px}.carousel-dots{position:absolute;bottom:18px;left:0;right:0;display:flex;gap:8px;justify-content:center;z-index:5}.carousel-dots button{width:9px;height:9px;border:0;border-radius:50%;background:#ffffff80;padding:0;cursor:pointer}.carousel-dots button.is-active{width:26px;border-radius:10px;background:#fff}@keyframes carouselFade{from{opacity:.55}to{opacity:1}}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:42px;align-items:start}.detail-image{border:1px solid var(--line);background:#fff;border-radius:14px;padding:18px;text-align:center}.detail-image img{display:block;width:100%;height:auto;max-height:500px;object-fit:contain}.detail-info h2{font-size:30px;line-height:1.25;margin:8px 0 15px}.detail-description{color:var(--muted);line-height:1.8}.detail-prices{padding:15px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:18px}.detail-prices .price{font-size:28px}.sku{font-size:12px;color:var(--muted);margin-top:20px}.detail-spec-section{background:var(--bg)}.detail-spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch}.detail-spec-grid .card{line-height:1.75}.detail-spec-grid h2{font-size:21px;margin-top:0}.specifications{white-space:pre-wrap;color:#4d5d70;line-height:1.8}.related-cta{text-align:center;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:30px}.related-cta p{color:var(--muted)}.social-title{margin-top:20px}.social-links{display:flex;flex-wrap:wrap;gap:7px}.footergrid .social-link{display:inline-flex;border:1px solid #ffffff30;border-radius:20px;padding:7px 10px;margin:0;color:#e1edf8}.footergrid .social-link:hover{background:#0b78d0;color:white}.banner-preview{max-width:340px;width:100%;height:auto;border-radius:8px}.banner-thumb{width:100px;height:55px;object-fit:cover;border-radius:5px}@media(max-width:760px){.home-carousel,.carousel-slide{min-height:350px}.carousel-content{padding:45px 0}.carousel-content h1{font-size:36px}.carousel-content p{font-size:15px}.carousel-arrow{width:35px;height:35px;font-size:24px}.carousel-arrow.prev{left:8px}.carousel-arrow.next{right:8px}.detail-grid,.detail-spec-grid{grid-template-columns:1fr;gap:22px}.detail-info h2{font-size:25px}.detail-image img{max-height:360px}}



/* Corrección robusta del carrusel principal TECPCH (10-10-2026) */
section.home-carousel {
  display: block !important;
  position: relative !important;
  width: 100% !important;
  max-width: 100% !important;
  min-height: 420px !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  isolation: isolate;
  background: #071321 !important;
  color: #fff !important;
}
.home-carousel .carousel-track { position: relative; width: 100%; min-height: 420px; }
.home-carousel article.carousel-slide {
  display: none !important;
  position: relative !important;
  width: 100% !important;
  min-height: 420px !important;
  margin: 0 !important;
  padding: 0 !important;
  align-items: center !important;
  background-color: #0a2742 !important;
  background-image:
    linear-gradient(90deg, rgba(5,19,35,.88) 0%, rgba(5,35,62,.58) 52%, rgba(5,35,62,.12) 100%),
    var(--banner-image) !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
  background-size: cover !important;
  color: #fff !important;
}
.home-carousel article.carousel-slide.is-active { display: flex !important; }
.home-carousel .carousel-shade { position: absolute; inset: 0; pointer-events: none; }
.home-carousel .carousel-content {
  width: min(1220px, 92%) !important;
  margin: 0 auto !important;
  padding: 58px 64px !important;
  position: relative !important;
  z-index: 2 !important;
  color: #fff !important;
}
.home-carousel .carousel-content .eyebrow { color: #8bd5ff !important; font-size: 12px; letter-spacing: 2px; font-weight: 800; }
.home-carousel .carousel-content h1 {
  color: #fff !important;
  font-size: clamp(34px, 4.5vw, 58px) !important;
  line-height: 1.08 !important;
  max-width: 760px !important;
  margin: 14px 0 !important;
  font-weight: 800 !important;
}
.home-carousel .carousel-content p {
  color: #f0f6fb !important;
  font-size: 17px !important;
  line-height: 1.6 !important;
  max-width: 640px !important;
  margin: 0 0 24px !important;
}
.home-carousel .carousel-content .btn { position: relative; z-index: 3; }
.home-carousel .carousel-arrow {
  position: absolute !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  z-index: 6 !important;
  width: 44px !important;
  height: 44px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  border: 1px solid rgba(255,255,255,.65) !important;
  border-radius: 50% !important;
  background: rgba(7,19,33,.55) !important;
  color: #fff !important;
  font-size: 30px !important;
  line-height: 1 !important;
  padding: 0 !important;
  cursor: pointer !important;
}
.home-carousel .carousel-arrow.prev { left: 18px !important; }
.home-carousel .carousel-arrow.next { right: 18px !important; }
.home-carousel .carousel-dots {
  position: absolute !important;
  bottom: 18px !important;
  left: 0 !important; right: 0 !important;
  z-index: 7 !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  gap: 8px !important;
}
.home-carousel .carousel-dots button {
  width: 9px !important; height: 9px !important;
  min-width: 9px !important;
  border: 0 !important; border-radius: 20px !important;
  padding: 0 !important; margin: 0 !important;
  background: rgba(255,255,255,.65) !important;
  cursor: pointer !important;
}
.home-carousel .carousel-dots button.is-active { width: 25px !important; background: #fff !important; }
@media (max-width: 760px) {
  section.home-carousel, .home-carousel .carousel-track,
  .home-carousel article.carousel-slide { min-height: 360px !important; }
  .home-carousel .carousel-content { width: 100% !important; padding: 42px 54px !important; }
  .home-carousel .carousel-content h1 { font-size: clamp(28px, 8vw, 38px) !important; }
  .home-carousel .carousel-content p { font-size: 15px !important; }
  .home-carousel .carousel-arrow { width: 34px !important; height: 34px !important; font-size: 23px !important; }
  .home-carousel .carousel-arrow.prev { left: 8px !important; }
  .home-carousel .carousel-arrow.next { right: 8px !important; }
}