/* ============ FAMATEC — Sitio nuevo (código) ============ */
:root{
  --azul:#0d6aa8;
  --azul-oscuro:#0a4f7c;
  --grafito:#12181f;
  --acero:#1b232d;
  --acero-2:#232e3a;
  --gris:#5b6a76;
  --gris-claro:#e8edf1;
  --fondo:#f4f6f8;
  --blanco:#ffffff;
  --radio:14px;
  --sombra:0 10px 30px rgba(18,24,31,.10);
  --header-h:76px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  color:var(--grafito);
  background:var(--blanco);
  line-height:1.6;
  font-size:16px;
}
img{max-width:100%;display:block}
a{color:var(--azul);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(1200px,92%);margin:0 auto}
h1,h2,h3,h4{font-family:'Archivo',sans-serif;line-height:1.15;color:var(--grafito)}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:800}
h3{font-size:1.15rem;font-weight:700}

/* Botones */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:.95rem;
  padding:.8rem 1.6rem;border-radius:10px;border:2px solid transparent;
  cursor:pointer;transition:all .2s ease;text-decoration:none!important;
}
.btn-primary{background:var(--azul);color:#fff}
.btn-primary:hover{background:var(--azul-oscuro)}
.btn-outline{border-color:rgba(255,255,255,.85);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.12)}
.btn-dark{background:var(--grafito);color:#fff}
.btn-dark:hover{background:var(--acero-2)}
.btn-lg{padding:1rem 2rem;font-size:1rem}

/* ============ HEADER ============ */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;height:var(--header-h);
  transition:background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled{background:rgba(18,24,31,.97);box-shadow:0 4px 24px rgba(0,0,0,.25)}
.header-inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand-logo{height:46px;width:auto}
.main-nav{display:flex;align-items:center;gap:2rem}
.main-nav ul{display:flex;align-items:center;gap:1.6rem;list-style:none}
.main-nav a{color:#e8edf1;font-weight:500;font-size:.95rem}
.main-nav a:hover,.main-nav a.active{color:#fff;text-decoration:none}
.main-nav a.active{border-bottom:2px solid var(--azul);padding-bottom:2px}
.nav-cta{margin-left:.4rem}
.has-dropdown{position:relative}
.dropdown-btn{
  background:none;border:none;cursor:pointer;color:#e8edf1;font:inherit;font-weight:500;
  display:inline-flex;align-items:center;gap:.35rem;padding:0;
}
.dropdown{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(6px);
  background:#fff;border-radius:12px;box-shadow:var(--sombra);min-width:300px;
  padding:.6rem;flex-direction:column;align-items:stretch!important;gap:0!important;
  opacity:0;visibility:hidden;transition:all .2s ease;list-style:none;
}
.dropdown li a{color:var(--grafito)!important;display:block;padding:.55rem .8rem;border-radius:8px;font-size:.92rem}
.dropdown li a:hover{background:var(--fondo);color:var(--azul)!important}
.has-dropdown:hover .dropdown,.has-dropdown.open .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.2s}

/* ============ HERO ============ */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  color:#fff;overflow:hidden;background:var(--grafito);
}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,16,22,.88) 30%,rgba(10,16,22,.45) 70%,rgba(10,16,22,.25))}
.hero-content{position:relative;z-index:2;padding:calc(var(--header-h) + 3rem) 0 3.2rem;margin-top:auto}
.hero-eyebrow{
  font-family:'Archivo',sans-serif;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  font-size:.8rem;color:#7ec3ee;margin-bottom:1rem;
}
.hero h1{color:#fff;font-size:clamp(2rem,5vw,3.4rem);font-weight:800;max-width:820px}
.hero h1 span{color:#4da3dd}
.hero-sub{max-width:640px;margin:1.2rem 0 2rem;font-size:1.08rem;color:#d7e0e8}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.hero-materials{position:relative;z-index:2;background:rgba(10,16,22,.72);backdrop-filter:blur(6px);border-top:1px solid rgba(255,255,255,.12)}
.materials-inner{display:flex;align-items:center;gap:1.2rem;padding:.9rem 0;flex-wrap:wrap}
.materials-label{font-family:'Archivo',sans-serif;font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:#9fb4c4}
.materials-list{display:flex;gap:.5rem 1.4rem;list-style:none;flex-wrap:wrap}
.materials-list li{font-size:.92rem;color:#e8edf1;position:relative;padding-left:1rem}
.materials-list li::before{content:"";position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:1px;background:var(--azul);transform:rotate(45deg)}

/* ============ SECCIONES ============ */
.section{padding:5.2rem 0}
.section-alt{background:var(--fondo)}
.section-head{max-width:720px;margin-bottom:2.8rem}
.section-eyebrow{
  font-family:'Archivo',sans-serif;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  font-size:.78rem;color:var(--azul);margin-bottom:.6rem;
}
.section-head p:last-child{color:var(--gris);margin-top:.7rem}

/* Servicios */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.service-card{
  background:#fff;border:1px solid var(--gris-claro);border-radius:var(--radio);
  padding:1.6rem;transition:transform .2s ease, box-shadow .2s ease;
}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--sombra)}
.service-card img{width:100%;height:170px;object-fit:cover;border-radius:10px;margin-bottom:1.1rem}
.service-card h3{margin-bottom:.5rem}
.service-card p{color:var(--gris);font-size:.95rem;margin-bottom:1rem}
.card-link{font-weight:600;font-size:.92rem}
.service-card-cta{
  background:linear-gradient(140deg,var(--acero) 0%,var(--grafito) 100%);color:#fff;
  display:flex;flex-direction:column;justify-content:center;gap:.7rem;border:none;
}
.service-card-cta h3{color:#fff;font-size:1.3rem}
.service-card-cta p{color:#c3cfda}
.service-card-cta .btn{align-self:flex-start;margin-top:.4rem}

/* Nosotros */
.about-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:center}
.about-media{position:relative}
.about-media img{border-radius:var(--radio);width:100%;height:440px;object-fit:cover}
.about-badge{
  position:absolute;right:1.2rem;bottom:1.2rem;background:var(--azul);color:#fff;
  border-radius:12px;padding:.9rem 1.3rem;text-align:center;box-shadow:var(--sombra);
}
.about-badge strong{display:block;font-family:'Archivo',sans-serif;font-size:1.7rem;line-height:1}
.about-badge span{font-size:.8rem;opacity:.9}
.about-text p{color:var(--gris);margin:.9rem 0}
.benefits{margin:1.6rem 0 2rem;display:grid;gap:1.1rem}
.benefit{display:flex;gap:1rem;align-items:flex-start}
.benefit svg{width:30px;height:30px;flex:none;color:var(--azul);margin-top:.15rem}
.benefit h3{font-size:1rem}
.benefit p{margin:.15rem 0 0;font-size:.93rem}

/* Contadores */
.stats{background:linear-gradient(120deg,var(--grafito),var(--acero));padding:3.4rem 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;text-align:center}
.stat-num{display:block;font-family:'Archivo',sans-serif;font-weight:800;font-size:clamp(2rem,4vw,3rem);color:#fff}
.stat-label{color:#9fb4c4;font-weight:600;text-transform:uppercase;letter-spacing:.1em;font-size:.8rem}

/* Industrias */
.industries{background:#fff;border:1px solid var(--gris-claro);border-radius:var(--radio);overflow:hidden;box-shadow:var(--sombra)}
.industry-tabs{display:flex;flex-wrap:wrap;border-bottom:1px solid var(--gris-claro)}
.industry-tab{
  flex:1 1 auto;background:none;border:none;cursor:pointer;padding:1rem .6rem;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:.92rem;color:var(--gris);
  border-bottom:3px solid transparent;transition:all .2s;
}
.industry-tab:hover{color:var(--grafito)}
.industry-tab.active{color:var(--azul);border-bottom-color:var(--azul);background:var(--fondo)}
.industry-panel{display:grid;grid-template-columns:1.15fr 1fr;min-height:320px}
.industry-panel img{width:100%;height:100%;object-fit:cover;max-height:380px}
.industry-info{padding:2.2rem;display:flex;flex-direction:column;justify-content:center}
.industry-info h3{font-size:1.5rem;margin-bottom:.8rem}
.industry-info p{color:var(--gris)}

/* Proyectos */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.gallery-item{border:none;padding:0;background:none;cursor:pointer;border-radius:12px;overflow:hidden}
.gallery-item img{width:100%;height:210px;object-fit:cover;transition:transform .35s ease}
.gallery-item:hover img{transform:scale(1.06)}
.lightbox{
  position:fixed;inset:0;background:rgba(10,14,18,.92);z-index:200;
  display:none;align-items:center;justify-content:center;padding:2rem;
}
.lightbox.open{display:flex}
.lightbox img{max-width:min(1000px,94vw);max-height:88vh;border-radius:10px}
.lightbox-close{
  position:absolute;top:1.2rem;right:1.6rem;background:none;border:none;color:#fff;
  font-size:2.4rem;cursor:pointer;line-height:1;
}

/* Cotización */
.quote{background:var(--grafito);color:#fff}
.quote h2,.quote h3{color:#fff}
.quote-info p{color:#c3cfda;margin:.9rem 0}
.quote-reqs{list-style:none;margin:1.2rem 0 1.6rem;display:grid;gap:.6rem}
.quote-reqs li{padding-left:1.6rem;position:relative;color:#e8edf1;font-size:.96rem}
.quote-reqs li::before{content:"✓";position:absolute;left:0;color:#4da3dd;font-weight:700}
.quote-contact{display:flex;flex-direction:column;gap:.35rem}
.quote-contact a{color:#7ec3ee;font-weight:600}
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}

/* Footer */
.site-footer{background:#0c1116;color:#c3cfda}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr .7fr;gap:2.4rem;padding:3.6rem 0 2.6rem}
.footer-logo{height:52px;width:auto;margin-bottom:1rem}
.footer-col h4{color:#fff;margin-bottom:1rem;font-size:1rem}
.footer-col ul{list-style:none;display:grid;gap:.5rem;font-size:.93rem}
.footer-col a{color:#c3cfda}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.2rem 0}
.footer-bottom-inner{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.88rem}
.footer-bottom a{color:#9fb4c4}

/* WhatsApp flotante */
.whatsapp-float{
  position:fixed;right:1.3rem;bottom:1.3rem;z-index:150;width:58px;height:58px;border-radius:50%;
  background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,.3);transition:transform .2s;
}
.whatsapp-float:hover{transform:scale(1.07);text-decoration:none}
.whatsapp-float svg{width:30px;height:30px}

/* Animación de aparición */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media (max-width: 980px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .about-grid,.quote-grid{grid-template-columns:1fr}
  .industry-panel{grid-template-columns:1fr}
  .industry-panel img{max-height:260px}
}
@media (max-width: 760px){
  .nav-toggle{display:block}
  .main-nav{
    position:absolute;top:var(--header-h);left:0;right:0;background:rgba(18,24,31,.98);
    flex-direction:column;align-items:stretch;padding:1.2rem 4%;gap:1rem;display:none;
  }
  .main-nav.open{display:flex}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:.9rem}
  .dropdown{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;background:transparent;display:none;padding:.3rem 0 .3rem 1rem}
  .has-dropdown.open .dropdown{display:flex;transform:none}
  .dropdown li a{color:#e8edf1!important}
  .nav-cta{margin:0;text-align:center}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
    .section{padding:3.6rem 0}
}
@media (max-width: 520px){
  .services-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{flex:1}
}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ============ ONE-PAGE: desplazamiento por anclas ============ */
section[id]{scroll-margin-top:calc(var(--header-h) + 12px)}

/* Detalle de cada servicio */
.service-detail{
  display:grid;grid-template-columns:1fr 1fr;gap:2.6rem;align-items:center;
  padding:2.6rem 0;border-bottom:1px solid var(--gris-claro);
}
.service-detail:last-child{border-bottom:none}
.service-detail.reverse .service-media{order:2}
.service-media video{
  width:100%;height:320px;object-fit:cover;border-radius:var(--radio);
  box-shadow:var(--sombra);background:var(--grafito);display:block;
}
.service-info h3{font-size:1.45rem;margin-bottom:.7rem}
.service-info p{color:var(--gris)}
.feat-list{list-style:none;margin:1.1rem 0 1.5rem;display:grid;gap:.5rem}
.feat-list li{padding-left:1.6rem;position:relative;font-size:.96rem}
.feat-list li::before{content:"✓";position:absolute;left:0;color:var(--azul);font-weight:700}

/* Nosotros: media con video y capacidades */
.about-media video{
  width:100%;height:440px;object-fit:cover;border-radius:var(--radio);
  box-shadow:var(--sombra);background:var(--grafito);display:block;
}
.caps-title{margin:2.6rem 0 1.1rem;font-size:1.1rem}
.caps-list{list-style:none;display:flex;flex-wrap:wrap;gap:.6rem}
.caps-list li{
  background:#fff;border:1px solid var(--gris-claro);border-radius:999px;
  padding:.5rem 1rem;font-size:.9rem;font-weight:500;color:var(--acero);
}

/* Contacto */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:2rem;align-items:stretch}
.contact-cards{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.contact-card{
  background:var(--fondo);border:1px solid var(--gris-claro);border-radius:var(--radio);padding:1.3rem;
}
.contact-card h3{font-size:1rem;margin-bottom:.45rem;color:var(--azul)}
.contact-card p{color:var(--gris);font-size:.95rem}
.contact-card a{font-weight:600}

@media (max-width: 980px){
  .service-detail{grid-template-columns:1fr;gap:1.4rem}
  .service-detail.reverse .service-media{order:0}
  .service-media video{height:260px}
  .contact-grid{grid-template-columns:1fr}
  .about-media video{height:300px}
}

/* Cotización: mapa en lugar del formulario */
.quote-map{border-radius:var(--radio);overflow:hidden;box-shadow:var(--sombra);min-height:380px;background:var(--acero)}
.quote-map iframe{width:100%;height:100%;min-height:380px;border:0;display:block}
.quote-wa{margin-top:1.3rem}
.contact-photo{border-radius:var(--radio);overflow:hidden;box-shadow:var(--sombra)}
.contact-photo img{width:100%;height:100%;min-height:320px;object-fit:cover}