:root{
  --navy:#07182f;--navy2:#0b2f61;--blue:#1f61c3;--blue2:#3478d6;
  --orange:#ff6819;--orange2:#ff8c49;--ink:#102b4b;--muted:#63758a;
  --paper:#f4f7fb;--ice:#eaf1f8;--line:#d9e3ed;--white:#fff;--max:1180px;
  --shadow:0 22px 60px rgba(7,24,47,.14)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.6}img{display:block;max-width:100%}a{color:inherit}button,input,textarea,select{font:inherit}.container{width:min(calc(100% - 34px),var(--max));margin:auto}.section{padding:90px 0}.soft{background:var(--paper)}.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--orange);font-size:.76rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.eyebrow:before{content:"";width:28px;height:3px;border-radius:10px;background:currentColor}.section-title{font-size:clamp(2.15rem,4.8vw,3.9rem);line-height:1;letter-spacing:-.045em;color:var(--navy);margin:10px 0 16px}.lead{max-width:820px;color:var(--muted);font-size:1.05rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 20px;border-radius:10px;border:0;text-decoration:none;font-weight:900;cursor:pointer;transition:.2s ease}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#fff;background:linear-gradient(135deg,var(--orange),var(--orange2));box-shadow:0 12px 28px rgba(255,104,25,.23)}.btn-dark{background:var(--navy);color:#fff}.btn-light{background:#fff;color:var(--navy);border:1px solid var(--line)}
.header{position:sticky;top:0;z-index:1000;background:rgba(7,24,47,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}.nav{height:78px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;margin-right:auto}.brand img{width:205px;height:52px;object-fit:contain;object-position:left center}.brand-tag{padding-left:13px;border-left:1px solid rgba(255,255,255,.22);color:#d4e0ed;font-size:.78rem;font-weight:850;line-height:1.2;text-transform:uppercase;letter-spacing:.06em}.nav-links{display:flex;gap:24px;align-items:center}.nav-links a{color:#dae5f0;text-decoration:none;font-weight:800;font-size:.9rem}.nav-links a:hover{color:#ff9a61}.menu{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.2);border-radius:10px;background:transparent;color:#fff;font-size:1.2rem}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 82% 24%,rgba(57,123,214,.35),transparent 34%),linear-gradient(130deg,#06162c 0%,#0b2f61 64%,#123e77 100%);color:#fff}.hero:after{content:"";position:absolute;right:-120px;top:-160px;width:480px;height:480px;border:1px solid rgba(255,255,255,.08);border-radius:50%}.hero-grid{position:relative;z-index:2;min-height:690px;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;padding:72px 0}.hero h1{font-size:clamp(3.1rem,6.4vw,6rem);line-height:.91;letter-spacing:-.06em;margin:11px 0 24px;max-width:760px}.hero h1 span{color:#ff9155}.hero p{max-width:700px;color:#d2deea;font-size:1.1rem;margin:0 0 28px}.hero-actions{display:flex;gap:11px;flex-wrap:wrap}.hero-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.hero-pills span{padding:7px 10px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(255,255,255,.06);font-size:.79rem;color:#e0eaf4}.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:510px}.hero-card{position:relative;width:min(100%,520px);aspect-ratio:1/1;border-radius:30px;background:#fff;padding:34px;box-shadow:0 30px 90px rgba(0,0,0,.34);transform:rotate(2deg)}.hero-card:before{content:"Bridas industriales";position:absolute;left:-28px;top:34px;padding:9px 14px;border-radius:8px;background:var(--orange);color:#fff;font-size:.75rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;transform:rotate(-2deg)}.hero-card img{width:100%;height:100%;object-fit:contain;transform:rotate(-2deg)}
.trust{background:#fff;border-bottom:1px solid var(--line)}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}.trust-item{padding:23px;border-right:1px solid var(--line)}.trust-item:last-child{border-right:0}.trust-item strong{display:block;color:var(--navy);font-size:1rem}.trust-item span{display:block;color:var(--muted);font-size:.83rem;margin-top:2px}
.intro-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center}.info-panel{padding:34px;border-radius:24px;background:linear-gradient(145deg,#0a2b57,#07182f);color:#fff;box-shadow:var(--shadow)}.info-panel h3{margin:0 0 8px;font-size:1.7rem}.info-panel p{color:#d3dfeb}.info-list{display:grid;gap:11px;margin-top:20px}.info-list div{padding:13px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05)}.info-list strong{color:#ff9c63}.info-list span{display:block;color:#d7e1ec;font-size:.88rem;margin-top:2px}
.products-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:30px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.product-card{overflow:hidden;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 9px 28px rgba(7,24,47,.06);transition:.22s ease}.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.product-photo{height:260px;padding:20px;background:#fff;border-bottom:1px solid #e5edf5;display:flex;align-items:center;justify-content:center}.product-photo img{width:100%;height:100%;object-fit:contain}.product-body{padding:20px}.product-body small{color:var(--orange);font-weight:900;letter-spacing:.1em;text-transform:uppercase}.product-body h3{font-size:1.28rem;line-height:1.15;color:var(--navy);margin:5px 0 8px}.product-body p{color:var(--muted);font-size:.91rem;margin:0 0 17px}.product-links{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.text-link{font-weight:900;color:#d6540c;text-decoration:none}.text-link:hover{text-decoration:underline}.mini-btn{padding:8px 11px;border-radius:8px;background:#edf3fb;color:var(--navy);text-decoration:none;font-weight:850;font-size:.82rem}
.seo-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}.seo-copy{position:sticky;top:105px}.seo-groups{display:grid;gap:13px}.seo-group{padding:20px;border:1px solid var(--line);border-radius:16px;background:#fff}.seo-group h3{margin:0 0 7px;color:var(--navy)}.seo-group p{margin:0;color:var(--muted);font-size:.91rem}.seo-group .chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.chip{padding:6px 9px;border-radius:999px;background:#f0f5fb;border:1px solid #dfe8f1;font-size:.78rem;color:#31506f;font-weight:800}
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.app-card{padding:24px;border:1px solid var(--line);border-radius:16px;background:#fff}.app-card b{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:#edf3fb;color:var(--blue)}.app-card h3{margin:17px 0 7px;color:var(--navy)}.app-card p{margin:0;color:var(--muted);font-size:.9rem}
.faq-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;align-items:start}.faq{border-top:1px solid var(--line)}.faq details{border-bottom:1px solid var(--line);padding:15px 0}.faq summary{cursor:pointer;font-weight:900;color:var(--navy)}.faq p{color:var(--muted);margin:10px 0 3px}
.contact-section{background:linear-gradient(180deg,#f1f6fb,#fff)}.contact-shell{display:grid;grid-template-columns:.86fr 1.14fr;border:1px solid var(--line);border-radius:25px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}.contact-copy{padding:36px;background:linear-gradient(150deg,#07182f,#0d3569);color:#fff}.contact-copy h2{font-size:clamp(2.1rem,4vw,3.2rem);line-height:1;margin:8px 0 15px}.contact-copy>p{color:#cedbe8}.contact-data{display:grid;gap:17px;margin-top:26px}.contact-data strong{display:block;color:#ff9c63;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em}.contact-data a,.contact-data span{color:#fff;text-decoration:none}.contact-emails{display:grid;gap:2px}.email-note{padding:10px 12px;border-radius:9px;border:1px solid rgba(255,156,99,.34);background:rgba(255,104,25,.1);font-size:.78rem!important;line-height:1.45;color:#f9e6db!important}.contact-form{padding:34px}.contact-form h3{color:var(--navy);font-size:1.55rem;margin:0 0 5px}.contact-form>p{margin:0 0 21px;color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:.82rem;font-weight:850;color:#294661}.field input,.field select,.field textarea{width:100%;border:1px solid #cfdae6;border-radius:9px;background:#fbfcfd;padding:12px;color:#17304d;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,97,195,.1)}.field textarea{min-height:145px;resize:vertical}.hp{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}.form-status{min-height:22px;margin-top:9px;font-size:.86rem;font-weight:800}.form-status.success{color:#15743a}.form-status.error{color:#b42318}.captcha-wrap{overflow-x:auto}
.location{margin-top:28px}.location-head{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:15px}.location-head h3{font-size:1.55rem;color:var(--navy);margin:0}.location-head p{margin:5px 0 0;color:var(--muted)}.map-frame{overflow:hidden;border:1px solid var(--line);border-radius:22px;box-shadow:0 18px 55px rgba(7,24,47,.1);background:#eef3f8}.map-frame iframe{display:block;width:100%;height:430px;border:0}
.footer{padding:30px 0 88px;background:#04101f;color:#9fb2c5;font-size:.86rem}.footer-row{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.whatsapp{position:fixed;right:21px;bottom:21px;z-index:1200;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:#25D366;color:#fff;text-decoration:none;box-shadow:0 15px 36px rgba(0,0,0,.3);font-size:1.65rem;font-weight:900}.whatsapp:hover{transform:translateY(-3px)}
/* detail */.detail-hero{padding:64px 0;background:radial-gradient(circle at 90% 10%,rgba(53,119,210,.35),transparent 32%),linear-gradient(130deg,#06172e,#0d3568);color:#fff}.crumb{font-size:.84rem;color:#bdcde0;margin-bottom:18px}.crumb a{color:#ffae7c}.detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}.detail-hero h1{font-size:clamp(2.7rem,5.4vw,4.9rem);line-height:.97;letter-spacing:-.052em;margin:9px 0 18px}.detail-hero p{color:#d4e0ec;font-size:1.07rem}.detail-visual{display:flex;align-items:center;justify-content:center;padding:20px;border-radius:24px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}.detail-visual img{width:100%;max-height:450px;object-fit:contain;background:#fff;border-radius:17px;padding:18px}.spec-table{width:100%;border-collapse:collapse;margin:25px 0}.spec-table th,.spec-table td{padding:12px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}.spec-table th{width:30%;background:#f0f5fa;color:var(--navy)}.related{display:flex;gap:9px;flex-wrap:wrap}.related a{padding:8px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;text-decoration:none;font-weight:850;color:#315170}
@media(max-width:980px){.nav-links{display:none;position:absolute;left:17px;right:17px;top:70px;flex-direction:column;align-items:stretch;padding:16px;border:1px solid rgba(255,255,255,.12);border-radius:13px;background:#07182f}.nav-links.open{display:flex}.menu{display:block}.hero-grid,.intro-grid,.seo-panel,.faq-grid,.contact-shell,.detail-grid{grid-template-columns:1fr}.hero-grid{padding:60px 0 76px}.hero-visual{min-height:420px}.hero-card{max-width:480px}.trust-grid{grid-template-columns:repeat(2,1fr)}.trust-item:nth-child(2){border-right:0}.product-grid{grid-template-columns:repeat(2,1fr)}.app-grid{grid-template-columns:repeat(2,1fr)}.seo-copy{position:static}}
@media(max-width:640px){.nav{height:72px}.brand img{width:160px;height:44px}.brand-tag{display:none}.hero-grid{min-height:650px;gap:28px}.hero h1{font-size:3.2rem}.hero-card{padding:25px;border-radius:23px}.hero-card:before{left:-10px;top:17px}.trust-grid,.product-grid,.app-grid,.form-grid{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid var(--line)}.section{padding:70px 0}.products-head,.location-head{align-items:flex-start;flex-direction:column}.contact-copy,.contact-form{padding:24px}.field.full{grid-column:auto}.product-photo{height:250px}.map-frame iframe{height:360px}.detail-hero{padding:48px 0}.spec-table th{width:38%}}

/* Slider principal con imagen completa de fondo */
.hero-slider{position:relative;min-height:690px;overflow:hidden;background:#06162c;color:#fff;isolation:isolate}
.hero-slide{position:absolute;inset:0;opacity:0;visibility:hidden;background-size:cover;background-position:center;transition:opacity .7s ease,visibility .7s ease;display:flex;align-items:center}
.hero-slide:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,12,27,.94) 0%,rgba(4,18,38,.84) 38%,rgba(5,24,48,.42) 66%,rgba(5,24,48,.18) 100%),linear-gradient(0deg,rgba(3,14,29,.48),rgba(3,14,29,.06) 60%);z-index:0}
.hero-slide.active{opacity:1;visibility:visible;z-index:2}
.slide-content{position:relative;z-index:3;display:flex;min-height:690px;flex-direction:column;justify-content:center;padding:76px 0 112px}
.slide-content>*{max-width:760px}
.slide-content h1,.slide-content h2{font-size:clamp(3.1rem,6.4vw,6rem);line-height:.91;letter-spacing:-.06em;margin:11px 0 24px;color:#fff;text-wrap:balance}
.slide-content h1 span,.slide-content h2 span{color:#ff9155}
.slide-content p{max-width:700px;color:#d6e2ee;font-size:1.1rem;margin:0 0 28px}
.hero-slider .hero-actions{display:flex;gap:11px;flex-wrap:wrap}
.hero-slider .hero-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.hero-slider .hero-pills span{padding:7px 10px;border:1px solid rgba(255,255,255,.18);border-radius:999px;background:rgba(5,20,42,.42);backdrop-filter:blur(6px);font-size:.79rem;color:#eef5fb}
.slider-arrow{position:absolute;z-index:6;top:50%;transform:translateY(-50%);width:50px;height:50px;border-radius:50%;border:1px solid rgba(255,255,255,.28);background:rgba(4,18,37,.52);color:#fff;font-size:2rem;line-height:1;cursor:pointer;backdrop-filter:blur(7px);transition:.2s ease}
.slider-arrow:hover{background:var(--orange);border-color:var(--orange)}
.slider-prev{left:20px}.slider-next{right:20px}
.slider-dots{position:absolute;z-index:6;bottom:30px;left:50%;transform:translateX(-50%);display:flex;gap:9px}
.slider-dot{width:34px;height:5px;padding:0;border:0;border-radius:999px;background:rgba(255,255,255,.35);cursor:pointer;transition:.2s ease}
.slider-dot.active{background:var(--orange);width:48px}
.products-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.detail-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.detail-actions .btn{margin-top:0}
@media(max-width:980px){.hero-slider,.slide-content{min-height:650px}.slide-content{padding:66px 0 100px}.slider-arrow{width:44px;height:44px}.slider-prev{left:10px}.slider-next{right:10px}}
@media(max-width:640px){.hero-slider,.slide-content{min-height:690px}.slide-content{padding:54px 0 98px}.slide-content h1,.slide-content h2{font-size:3.1rem}.hero-slide{background-position:68% center}.hero-slide:before{background:linear-gradient(90deg,rgba(2,12,27,.96) 0%,rgba(4,18,38,.88) 66%,rgba(5,24,48,.55) 100%)}.slider-arrow{display:none}.products-actions{justify-content:flex-start}}

/* Lightspeed: menos trabajo inicial sin ocultar contenido a buscadores. */
@supports (content-visibility:auto){main>.section{content-visibility:auto;contain-intrinsic-size:auto 900px}}
.captcha-deferred{min-height:78px;display:flex;align-items:center;padding:14px 16px;border:1px solid #dbe5ef;border-radius:10px;background:#f7fafc;color:#5e7186;font-size:.84rem}.captcha-deferred.captcha-ready{padding:0;border:0;background:transparent}
@media(max-width:640px){.header,.hero-slider .hero-pills span,.slider-arrow{backdrop-filter:none}.hero-slide{transition:opacity .35s ease,visibility .35s ease}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.product-card,.hero-slide,.slider-arrow,.slider-dot,.whatsapp{transition:none!important}.btn:hover,.product-card:hover,.whatsapp:hover{transform:none!important}}