/* ==================================================
   Bear Technology - styles.css (clean, consistent)
   Industrial / corporate look: primary #1f2933, accent green
   ================================================== */

/* Reset */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial; color:#0f1720;background:#ffffff;line-height:1.5;padding-top:var(--header-height)}

/* Theme variables */
:root{
  --primary:#1f2933; /* azul oscuro / gris grafito */
  --white:#ffffff;
  --muted:#f4f6f8;
  --accent:#2fb06b; /* verde industrial */
  --text:#0f1720;
  --muted-text:#6b7280;
  --card-shadow: rgba(15,23,32,0.06);
  --container-width:1100px;
  --header-height:130px; /* altura del header - cambiar aquí para ajustar tamaño */
  --logo-height:150px; /* altura del logo en el header - cambiar aquí para ajustar tamaño */
  --footer-logo-height:44px; /* altura del logo en el footer */
  --header-padding-vertical:0.1px; /* Ajusta esto para mover el contenido del header hacia arriba/abajo. Menor = sube. */
  /* Offset usado para compensar el header fijo cuando se navega a anclas */
  --header-offset: calc(var(--header-height) + 8px);
}

@media(max-width:768px){
  :root{
    --header-height:100px;
    --logo-height:70px;
  }
}

/* Layout container */
.container{width:90%;max-width:var(--container-width);margin:0 auto}

/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:var(--white);border-bottom:1px solid rgba(15,23,32,0.04);height:var(--header-height)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:var(--header-padding-vertical) 0;min-height:var(--header-height)}
/* Para subir o bajar los elementos del header, edita `--header-padding-vertical` en el bloque :root arriba. Valores menores suben el contenido. */
/* layout: logo a la izquierda, nav al centro, contacto a la derecha */
.header-inner > .brand{flex:0 0 auto;display:flex;justify-content:flex-start;padding-left:16px}
.header-inner > .main-nav{flex:1;display:flex;justify-content:center}
.header-inner > .header-contact{flex:0 0 auto;display:flex;justify-content:flex-end;padding-right:16px}
.brand .logo{font-family:Montserrat,Inter,sans-serif;font-weight:700;color:var(--primary);font-size:1.15rem;text-decoration:none}
.logo-img{height:var(--logo-height);display:block}
/* Cambia el tamaño del logo modificando la variable `--logo-height` en :root (arriba). */
.footer-logo{display:none;margin-right:8px}
/* Footer: la imagen del footer está oculta por diseño. Para mostrarla, eliminar `display:none` y ajustar `--footer-logo-height` en :root. */
.nav-toggle{display:none;background:transparent;border:0;font-size:1.25rem;cursor:pointer;padding:8px 12px;color:var(--primary)}
.main-nav ul{display:flex;gap:18px;list-style:none;align-items:center}
.main-nav a{color:var(--primary);text-decoration:none;padding:8px 10px;border-radius:6px;font-weight:600;font-size:0.95rem}
.main-nav a:hover{background:rgba(15,23,32,0.04)}
.header-contact .phone{color:var(--primary);font-weight:700;text-decoration:none}

/* Botón WhatsApp en header */
.btn-whatsapp-header{display:inline-flex;align-items:center;gap:6px;background:#25D366;color:#fff;padding:8px 14px;border-radius:8px;text-decoration:none;font-weight:700;font-size:0.85rem;transition:all 0.2s;white-space:nowrap}
.btn-whatsapp-header:hover{background:#20BA5A;transform:translateY(-2px);box-shadow:0 4px 12px rgba(37,211,102,0.3)}
.btn-whatsapp-header svg{flex-shrink:0;width:18px;height:18px}

@media(max-width:768px){
  .header-inner{gap:8px;padding:0 8px}
  .header-inner > .brand{padding-left:8px}
  .header-inner > .header-contact{padding-right:8px}
  .main-nav ul{gap:12px}
  .main-nav a{padding:6px 8px;font-size:0.9rem}
  .btn-whatsapp-header{padding:6px 10px;font-size:0.8rem;gap:4px}
  .btn-whatsapp-header svg{width:16px;height:16px}
}

@media(max-width:600px){
  .header-inner > .main-nav{position:absolute;left:0;right:0;top:var(--header-height);background:var(--white);padding:12px 16px;display:none;flex:none;flex-direction:column}
  .header-inner > .main-nav.open{display:flex}
  .main-nav ul{flex-direction:column;gap:8px;width:100%}
  .main-nav a{display:block;padding:10px 12px}
  .header-inner > .brand{flex:1}
  .header-inner > .header-contact{flex:0}
  .nav-toggle{display:block}
  .btn-whatsapp-header{padding:6px 8px;font-size:0.75rem}
}

/* HERO */
.hero{position:relative;min-height:68vh;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;background-image:url('https://images.unsplash.com/photo-1518779578993-ec3579fee39f?auto=format&fit=crop&w=1600&q=80');background-size:cover;background-position:center;filter:grayscale(20%) contrast(85%)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(2,6,23,0.72),rgba(2,6,23,0.32))}
.hero-inner{position:relative;padding:56px 0;color:var(--white);text-align:center}
.hero-title{font-family:Montserrat,Inter,sans-serif;font-size:clamp(1.6rem,4vw,2.6rem);letter-spacing:1px;color:var(--white);text-transform:uppercase}
.hero-sub{margin-top:10px;color:rgba(255,255,255,0.95);font-size:1.05rem}
.hero-desc{max-width:820px;margin:16px auto;color:rgba(255,255,255,0.9)}
.hero-actions{display:flex;gap:12px;justify-content:center;margin-top:18px}
.btn{display:inline-block;padding:10px 16px;border-radius:8px;text-decoration:none;font-weight:700}
.btn.primary{background:var(--accent);color:var(--white);border:2px solid rgba(0,0,0,0.06);box-shadow:0 8px 24px rgba(47,176,107,0.08)}
.btn.primary:hover{transform:translateY(-3px)}
.btn.outline{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,0.12)}

/* Sections */
.section{padding:60px 0;opacity:0;transform:translateY(10px);transition:all .6s ease}
.section.inview{opacity:1;transform:none}
.gray{background:var(--muted)}
.section-title{font-family:Montserrat,Inter,sans-serif;text-transform:uppercase;font-size:1.05rem;color:var(--primary);margin-bottom:14px;text-align:center}

/* Compensar header fijo: aplica un margen de scroll a los elementos objetivo de anclas */
[id]{
  scroll-margin-top: var(--header-offset);
}

/* Habilita scroll suave (opcional) */
html{scroll-behavior:smooth}

/* M/V cards */
.mv-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{background:var(--white);padding:18px;border-radius:10px;box-shadow:0 8px 22px var(--card-shadow)}
.card h4{text-transform:uppercase;color:var(--primary);margin-bottom:8px}

@media(max-width:800px){.mv-cards{grid-template-columns:1fr}}

/* Feature/Cards */
.feature-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature{background:var(--white);border-radius:10px;overflow:hidden;box-shadow:0 8px 22px var(--card-shadow);display:flex;flex-direction:column}
.feature-media{height:160px;background-size:cover;background-position:center;filter:grayscale(20%)}
.feature-body{padding:16px}
.feature-body h4{font-size:1rem;text-transform:uppercase;color:var(--primary);margin-bottom:8px}
.feature-body p{font-size:.95rem;color:var(--muted-text);margin-bottom:12px}
.btn.small{padding:8px 12px}

@media(max-width:1000px){.feature-cards{grid-template-columns:1fr}}

/* Services section: more visual, cards with icons and hover effect */
.services-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:8px}
.service-card{background:linear-gradient(180deg,var(--white),#fbfdff);padding:18px;border-radius:12px;box-shadow:0 14px 30px rgba(2,6,23,0.06);border:1px solid rgba(15,23,32,0.04);display:flex;flex-direction:column;justify-content:space-between;transition:transform .28s ease,box-shadow .28s ease}
.service-card:hover{transform:translateY(-8px);box-shadow:0 22px 44px rgba(2,6,23,0.08)}
.card-head{display:flex;align-items:center;gap:14px;margin-bottom:10px}
.icon{width:52px;height:52px;border-radius:10px;background:linear-gradient(180deg,var(--accent),#1e9a53);display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;flex:0 0 52px}
.service-card h4{font-size:1.05rem;color:var(--primary);margin:0}
.service-card p{color:var(--muted-text);margin:10px 0 14px}
.service-card .btn.small{align-self:start}

/* service-media: image banner at top of card */
.service-media{height:140px;border-radius:10px;background-size:cover;background-position:center;margin-bottom:12px;box-shadow:inset 0 -30px 60px rgba(0,0,0,0.12)}
.service-card .service-media{border-top-left-radius:12px;border-top-right-radius:12px}

/* Dark overlay for better text contrast over service images */
.service-media{position:relative;overflow:hidden}
.service-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0.28),rgba(0,0,0,0.36));pointer-events:none}

/* Parallax tuning */
:root{--parallax-speed:0.18}

@media(max-width:1100px){.services-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.services-cards{grid-template-columns:1fr}.icon{width:44px;height:44px;font-size:20px}}

/* two-col layout */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}
.two-col .media{height:320px;background-size:cover;background-position:center;border-radius:10px}
.two-col .text{padding-right:10px}
.list-icons{list-style:disc;margin-top:12px;padding-left:18px;color:var(--muted-text)}

@media(max-width:900px){.two-col{grid-template-columns:1fr}}

/* Otros servicios grid */
.grid-services{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gs{background:var(--white);padding:18px;border-radius:8px;text-align:center;box-shadow:0 8px 20px var(--card-shadow)}
@media(max-width:1000px){.grid-services{grid-template-columns:repeat(2,1fr)}}

/* Hero slim quote */
.hero-slim{position:relative;min-height:30vh;display:flex;align-items:center}
.hero-slim .hero-bg{filter:grayscale(40%) brightness(60%)}
.hero-quote{color:var(--white);font-size:1.2rem;text-align:center;max-width:900px;margin:0 auto}

/* Clients: horizontal auto-scrolling track (right-to-left) */
.clients-scroller{overflow:hidden;margin-top:18px}
.clients-track{display:flex;gap:20px;align-items:center;white-space:nowrap;will-change:transform;transform:translateX(0)}
.clients-scroller{overflow:hidden;margin-top:18px;cursor:grab}
.clients-scroller.is-dragging{cursor:grabbing}
.clients-track .client{flex:0 0 auto;background:linear-gradient(180deg,#ffffff,#fbfbfb);padding:14px 20px;border-radius:8px;text-align:center;color:var(--primary);box-shadow:0 6px 18px var(--card-shadow);font-weight:700;border:1px solid rgba(15,23,32,0.04)}
.clients-track .client img{height:40px;display:block;object-fit:contain;max-width:140px}
.clients-scroller:hover .clients-track,.clients-scroller:focus-within .clients-track{animation-play-state:paused}

@keyframes scroll-left{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}

@media(max-width:900px){
  .clients-track{gap:12px;animation-duration:28s}
  .clients-track .client{padding:10px 14px;font-size:.95rem}
}

/* Contact / map */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:stretch;align-content:start}
.contact-form{max-width:680px;margin:0;display:flex;flex-direction:column;gap:12px}
.form-row{display:flex;flex-direction:column;margin-bottom:12px}
.form-row label{font-weight:600;color:var(--primary);margin-bottom:6px}
.form-row input,.form-row textarea{padding:12px;border-radius:6px;border:1px solid #e6e6e6;background:#fff;color:var(--text);width:100%}
.form-actions{margin-top:8px}
.map-wrapper{border-radius:8px;overflow:hidden;min-height:250px;display:flex;align-items:center;justify-content:center}
.map-wrapper .map{width:100%;height:100%;min-height:250px}
.responsive-iframe{width:100%;height:100%;min-height:250px;border:0;display:block}
.form-success,.form-error{margin-top:12px;padding:10px;border-radius:8px;display:block}
.form-success{background:#ecfdf3;color:#0f5132;border:1px solid rgba(47,176,107,0.12)}
.form-error{background:#fff5f5;color:#7a1f1f;border:1px solid rgba(192,57,43,0.08)}
@media(max-width:900px){
  .contact-grid{grid-template-columns:1fr}
  .map-wrapper{min-height:450px}
  .map-wrapper .map{min-height:450px}
  .responsive-iframe{min-height:450px}
  .contact-form{max-width:100%}
}

/* Footer */
.site-footer{background:#0b1114;color:#fff;padding:22px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center}
.site-footer .logo{font-weight:700;color:#fff}
.socials a{color:#fff;margin-left:12px;text-decoration:none}
@media(max-width:700px){.footer-inner{flex-direction:column;gap:10px;text-align:center}}

/* Botón volver arriba */
.back-to-top{position:fixed;right:20px;bottom:20px;background:var(--primary);color:#fff;border:none;width:48px;height:48px;border-radius:50%;cursor:pointer;box-shadow:0 4px 12px rgba(15,23,32,0.2);opacity:0;visibility:hidden;transition:opacity 0.3s,visibility 0.3s,transform 0.2s;z-index:1000;display:flex;align-items:center;justify-content:center}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-4px);box-shadow:0 6px 16px rgba(15,23,32,0.3)}
.back-to-top svg{width:24px;height:24px}

/* Modal de confirmación */
.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.7);display:flex;align-items:center;justify-content:center;z-index:9999;animation:fadeIn 0.3s ease-in-out}
.modal.hidden{display:none}
.modal-content{background:#fff;padding:40px;border-radius:12px;text-align:center;max-width:450px;width:90%;box-shadow:0 20px 60px rgba(0,0,0,0.3);animation:slideUp 0.3s ease-out}
.modal-icon{width:70px;height:70px;margin:0 auto 20px;background:var(--accent);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:bold}
.modal-content h3{color:var(--primary);margin-bottom:12px;font-size:1.5rem}
.modal-content p{color:var(--muted-text);margin-bottom:24px;line-height:1.6}
.modal-content .btn{margin-top:8px}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}

/* Utilities */
.text-center{text-align:center}

/* Smooth responsive tweaks */
@media (max-width: 800px) {.hero-title{font-size:1.6rem}}