:root{
  --azul:#071f3d;
  --azul2:#0b2d5b;
  --naranja:#f28c28;
  --gris:#f4f6f8;
  --texto:#10233f;
  --blanco:#fff;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--texto);background:#fff}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,92%);margin:auto}
.topbar{background:#fff;height:82px;display:flex;align-items:center;border-bottom:1px solid #e6e8ec;position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:25px}
.logo{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--azul2)}
.logo-image{display:block;height:60px;width:auto;max-width:100%;object-fit:contain}
.logo-mark{width:46px;height:46px;background:var(--azul2);clip-path:polygon(0 100%,0 30%,25% 0,50% 30%,50% 0,100% 35%,100% 100%);position:relative}
.logo-text{line-height:1}
.logo-text strong{font-size:30px;letter-spacing:1px}
.logo-text span{display:block;font-size:11px;letter-spacing:1.5px}
.menu{display:flex;align-items:center;gap:20px;font-weight:800;font-size:13px}
.menu a:hover,.menu .active{color:var(--naranja)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--naranja);color:#fff!important;padding:14px 22px;border-radius:3px;font-weight:900;border:2px solid var(--naranja)}
.btn.dark{background:var(--azul);border-color:var(--azul)}
.btn.outline{background:transparent;border-color:#fff;color:#fff!important}
.btn.small{font-size:12px;padding:11px 14px}
.hero{min-height:570px;background:linear-gradient(90deg,rgba(7,31,61,.98),rgba(7,31,61,.82) 36%,rgba(7,31,61,.18) 70%),url('../img/movimiento-tierras.png') center/cover;display:flex;align-items:center;color:#fff}
.hero-content{max-width:570px;padding:80px 0}
.hero h1{font-size:78px;line-height:.92;margin:0;font-weight:1000;letter-spacing:1px}
.hero h2{font-size:30px;margin:12px 0 18px}
.hero h3{font-size:22px;color:var(--naranja);margin:0 0 20px;line-height:1.25}
.hero p{font-size:17px;line-height:1.55;margin-bottom:28px}
.actions{display:flex;gap:18px;flex-wrap:wrap}
.section{padding:58px 0}
.section.gray{background:var(--gris)}
.title{text-align:center;margin:0 0 30px}
.title h2{font-size:34px;color:var(--azul);margin:0;font-weight:1000}
.title p{max-width:760px;margin:12px auto 0;line-height:1.6;color:#52677f}
.title .line{width:70px;height:4px;background:var(--naranja);margin:12px auto 0}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.service-card{background:#fff;border:1px solid #dfe4ea;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.05);overflow:hidden;display:flex;flex-direction:column}
.service-card img{width:100%;height:142px;object-fit:cover;display:block}
.service-card .icon{font-size:38px;min-height:142px;display:grid;place-items:center;margin:0}
.service-card h3{font-size:17px;margin:0;color:var(--azul);font-weight:1000;padding:19px 14px;min-height:76px;display:flex;align-items:center;justify-content:center}
.two-col{display:grid;grid-template-columns:1fr 1.05fr;gap:42px;align-items:center}
.photo{width:100%;height:380px;object-fit:cover;border-radius:2px}
.about h2{font-size:32px;color:var(--azul);margin:0 0 16px}
.about p{font-size:16px;line-height:1.65}
.values{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:25px}
.value{background:#fff;border-left:4px solid var(--naranja);padding:18px;box-shadow:0 8px 20px rgba(0,0,0,.06)}
.value b{display:block;color:var(--azul);margin-bottom:6px}
.stats{background:var(--azul);color:#fff;padding:42px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;gap:20px}
.stat strong{font-size:46px;display:block}
.stat span{font-weight:800}
.brands-section{background:#fff}
.brand-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.brand-card{min-height:90px;display:grid;place-items:center;text-align:center;padding:16px;background:#fff;border:1px solid #dfe4ea;color:var(--azul);font-size:18px;font-weight:1000;box-shadow:0 8px 22px rgba(0,0,0,.05)}
.clients-section{background:var(--gris)}
.client-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.client-card{min-height:120px;display:grid;place-items:center;text-align:center;padding:20px;background:var(--azul);color:#fff;font-size:21px;font-weight:1000;letter-spacing:.4px;box-shadow:0 10px 24px rgba(0,0,0,.12)}
.visit-counter{padding:30px 0;background:var(--naranja);color:#fff;text-align:center}
.visit-label{display:block;font-size:14px;font-weight:900;letter-spacing:1.4px}
.visit-counter strong{display:block;font-size:42px;line-height:1.15;margin-top:5px}
.resource-hero{padding:100px 0;background:linear-gradient(90deg,rgba(7,31,61,.97),rgba(7,31,61,.72)),url('../img/capacitacion-industrial.png') center/cover;color:#fff}
.resource-hero h1{max-width:760px;font-size:52px;line-height:1.08;margin:12px 0 16px}
.resource-hero p{max-width:720px;font-size:19px;line-height:1.6;margin:0 0 28px}
.eyebrow{display:inline-block;color:var(--naranja);font-weight:1000;letter-spacing:1.2px;font-size:13px}
.resource-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.resource-card{display:block;background:#fff;border:1px solid #dfe4ea;padding:24px;box-shadow:0 8px 24px rgba(0,0,0,.05);transition:transform .2s,box-shadow .2s}
.resource-card:hover{transform:translateY(-4px);box-shadow:0 14px 28px rgba(0,0,0,.11)}
.resource-card span{display:block;font-weight:1000;color:var(--naranja);font-size:15px;margin-bottom:16px}
.resource-card h3{margin:0 0 10px;color:var(--azul);font-size:21px}
.resource-card p{margin:0;line-height:1.55}
.content-tag{display:inline-block;color:var(--naranja);font-weight:1000;font-size:12px;letter-spacing:.7px;margin-bottom:10px}
.text-link{display:inline-block;color:var(--azul2);font-weight:1000;font-size:13px;margin-top:10px}
.download-grid,.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.download-card{border:1px solid #dfe4ea;border-top:5px solid var(--naranja);background:#fff;padding:25px;box-shadow:0 8px 24px rgba(0,0,0,.05)}
.download-card strong{font-size:12px;letter-spacing:.8px;color:var(--naranja)}
.download-card h3{color:var(--azul);font-size:22px;margin:10px 0}
.download-card p{line-height:1.6;min-height:75px}
.resource-note{margin:24px 0 0;padding:16px 18px;background:#fff8ef;border-left:4px solid var(--naranja);line-height:1.6}
.video-card{overflow:hidden;background:#fff;border:1px solid #dfe4ea;box-shadow:0 8px 24px rgba(0,0,0,.05)}
.video-card img{width:100%;height:220px;display:block;object-fit:cover}
.video-card div{padding:20px}
.video-card h3{margin:0 0 10px;color:var(--azul);font-size:21px}
.video-card p{margin:0;line-height:1.6}
.seminar-banner{background:var(--azul);color:#fff;padding:48px 0}
.seminar-content{display:flex;justify-content:space-between;align-items:center;gap:30px}
.seminar-content h2{font-size:33px;margin:8px 0 10px}.seminar-content p{margin:0;line-height:1.6}
.faq-wrap{max-width:900px}.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid #dfe4ea;background:#fff}
.faq-question{width:100%;padding:20px 54px 20px 20px;text-align:left;background:#fff;border:0;color:var(--azul);font:900 18px Arial,Helvetica,sans-serif;cursor:pointer;position:relative}
.faq-question::after{content:'+';position:absolute;right:20px;font-size:27px;color:var(--naranja);top:14px}
.faq-question[aria-expanded='true']::after{content:'−'}
.faq-answer{padding:0 20px 20px;line-height:1.65}.faq-answer p{margin:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid #e4e7ec;box-shadow:0 10px 26px rgba(0,0,0,.06);overflow:hidden}
.card img{width:100%;height:220px;object-fit:cover}
.card div{padding:20px}
.card h3{color:var(--azul);margin:0 0 8px}
.card p{line-height:1.55}
.page-hero{background:linear-gradient(90deg,rgba(7,31,61,.95),rgba(7,31,61,.70)),url('../img/construccion-civil.png') center/cover;color:#fff;padding:95px 0}
.page-hero-nosotros{background-image:linear-gradient(90deg,rgba(7,31,61,.95),rgba(7,31,61,.70)),url('../img/capacitacion-industrial.png')}
.page-hero-proyectos{background-image:linear-gradient(90deg,rgba(7,31,61,.95),rgba(7,31,61,.70)),url('../img/construccion-civil.png')}
.page-hero-cursos{background-image:linear-gradient(90deg,rgba(7,31,61,.95),rgba(7,31,61,.70)),url('../img/hvac-ventilacion.png')}
.page-hero-contacto{background-image:linear-gradient(90deg,rgba(7,31,61,.95),rgba(7,31,61,.70)),url('../img/instalaciones-electricas.png')}
.page-hero h1{font-size:54px;margin:0}
.page-hero p{font-size:18px;max-width:720px;line-height:1.6}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px}
.info-box{background:#fff;padding:26px;border:1px solid #e4e7ec;margin-bottom:16px}
.info-box a:not(.btn){color:var(--azul2);font-weight:700;line-height:1.8}
.contact-actions{gap:10px;margin-top:18px}
form{background:#fff;padding:28px;border:1px solid #e4e7ec}
input,textarea{width:100%;padding:14px;margin-bottom:14px;border:1px solid #ccd3dd;font-family:inherit}
textarea{height:130px}
.form-trap{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important}
.form-status{padding:14px 16px;margin:0 0 18px;border-left:4px solid;font-weight:700;line-height:1.5}
.form-status.success{background:#eaf8ef;border-color:#168548;color:#0d6334}
.form-status.error{background:#fff0f0;border-color:#c92a2a;color:#8a1c1c}
button:disabled{cursor:wait;opacity:.72}
.footer{background:#07192f;color:#fff;padding:36px 0}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:25px}
.footer h3{margin-top:0;color:#fff}
.footer a{display:block;margin:8px 0;color:#d9e2ee}
.footer-grid>div{min-width:0;overflow-wrap:anywhere}
.copy{background:#031224;color:#b8c5d6;text-align:center;padding:14px}
.whatsapp{position:fixed;right:20px;bottom:20px;background:#25d366;color:#fff!important;padding:14px 18px;border-radius:40px;font-weight:900;box-shadow:0 10px 25px rgba(0,0,0,.25);z-index:60}
@media(max-width:900px){
  .topbar{height:auto;padding:12px 0}
  .nav,.menu{flex-direction:column}
  .menu{gap:12px}
  .hero h1{font-size:48px}
  .hero h2{font-size:23px}
  .logo-image{height:54px}
  .services-grid,.cards,.values,.stats-grid,.footer-grid,.contact-grid,.two-col,.brand-grid,.client-grid,.resource-grid,.download-grid,.video-grid{grid-template-columns:1fr}
  .resource-hero{padding:70px 0}.resource-hero h1{font-size:38px}.seminar-content{flex-direction:column;align-items:flex-start}
  .photo{height:260px}
}