:root{--ink:#101820;--muted:#5d6871;--line:#d9dee1;--paper:#ffffff;--accent:#69b32d;--accent-soft:#eef6e9;--graphite:#0b1116;--white:#fff;--max:1180px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--white);line-height:1.55}
img{max-width:100%}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:16px;background:#fff;padding:10px;z-index:99}
.site-header{position:sticky;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);z-index:20}
.nav-shell{min-height:106px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.brand{display:flex;align-items:center;flex:0 0 auto}
.brand img{width:276px;height:auto;display:block}
.main-nav{display:flex;gap:24px;align-items:center}.main-nav a{color:var(--ink);text-decoration:none;font-size:15px;font-weight:700}.main-nav a[aria-current=page]{font-weight:700}.nav-toggle{display:none}
.hero{padding:64px 0 84px;background:linear-gradient(90deg,#fff 0 58%,#f8faf8 58% 100%);border-bottom:4px solid var(--accent)}
.hero-grid,.split-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero h1,.page-hero h1{font-size:clamp(48px,7vw,88px);line-height:.96;letter-spacing:-.055em;margin:18px 0 28px;max-width:900px}
.hero p,.page-hero p,.lead{font-size:20px;color:var(--muted);max-width:720px}
.hero-image{margin:0}.hero-image img,.split img{width:100%;height:620px;object-fit:cover;display:block}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--accent);text-transform:uppercase}
.actions{display:flex;gap:22px;align-items:center;margin-top:34px}.btn{display:inline-block;background:var(--ink);color:#fff;text-decoration:none;padding:15px 22px;border:1px solid var(--ink);font-weight:800}.btn:hover,.btn:focus-visible{background:var(--accent);border-color:var(--accent);color:#071006}.btn.outline{background:transparent;color:var(--ink)}.text-link{color:var(--ink);font-weight:700;text-decoration:none;border-bottom:1px solid var(--ink)}
.proof,.section,.split,.cases,.cta{padding:96px 0}.proof h2,.split h2,.cases h2,.cta h2{font-size:clamp(36px,5vw,62px);line-height:1.02;letter-spacing:-.04em;margin:14px 0 46px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.cards article{background:#fff;padding:34px;min-height:260px}.cards article span,.project-list small{font-size:11px;letter-spacing:.14em;color:var(--muted)}.cards h3{font-size:28px;margin:50px 0 12px}.cards.two{grid-template-columns:repeat(2,1fr)}.cards.two article{min-height:220px}.cards.two h2{font-size:30px;margin:0 0 12px}
.split{background:var(--ink);color:#fff}.split p{color:#cbd2d6;font-size:19px}.split .text-link{color:#fff;border-color:#fff}.split img{height:520px}
.cases{background:#fff;border-top:1px solid var(--line)}.experience-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}.experience-media{margin:0;overflow:hidden}.experience-media img{width:100%;height:390px;object-fit:cover;display:block}.cta{text-align:left}.cta h2{max-width:1120px;margin:14px 0 34px;font-size:clamp(42px,4.25vw,66px);line-height:1.02}
.page-hero{padding:72px 0;background:#fff;border-bottom:4px solid var(--accent)}
.page-hero-grid{display:grid;grid-template-columns:minmax(0,1.38fr) minmax(320px,.82fr);gap:64px;align-items:center}
.page-hero-copy{min-width:0}
.page-hero h1{font-size:clamp(46px,6vw,78px);max-width:850px}
.page-hero-media{margin:0;overflow:hidden;background:#e7eae8}
.page-hero-media img{width:100%;height:390px;object-fit:cover;display:block}
.page-hero-media.solutions img{object-position:center 52%}.page-hero-media.projects img{object-position:center 45%}.page-hero-media.about img{object-position:center 42%}.page-hero-media.contact img{object-position:center 58%}
.tag-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.tag-grid span{padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:22px}
.split-text{display:grid;grid-template-columns:1fr 1fr;gap:80px}.split-text h2{font-size:34px}
.client-section{padding:88px 0 54px}.client-section h2{font-size:clamp(34px,4.5vw,56px);line-height:1.02;letter-spacing:-.035em;margin:12px 0 34px;max-width:800px}
.client-wall{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.client-wall div{min-height:150px;display:flex;align-items:center;justify-content:center;padding:28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:25px;font-weight:700;text-align:center;letter-spacing:-.02em;background:#fff}
.projects-featured{padding:54px 0 96px}.projects-featured h2{font-size:clamp(34px,4.5vw,56px);line-height:1.02;letter-spacing:-.035em;margin:12px 0 36px}
.project-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.project-card{border:1px solid var(--line);background:#fff;display:flex;flex-direction:column;min-height:300px}.project-card .project-photo{height:190px;overflow:hidden;background:var(--paper)}.project-card .project-photo img{width:100%;height:100%;object-fit:cover;display:block}.project-card .project-copy{padding:28px}.project-card h3{font-size:28px;margin:0 0 10px}.project-card p{color:var(--muted);margin:0}.project-card .project-meta{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);margin-bottom:16px}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:900px}.contact-form label{display:grid;gap:8px;font-weight:700}.contact-form input,.contact-form select,.contact-form textarea{font:inherit;padding:14px;border:1px solid #bfc7cc;background:#fff}.full{grid-column:1/-1}.contact-form button:disabled{opacity:.55}
.site-footer{background:var(--graphite);color:#fff;padding:64px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr .8fr 1fr;gap:60px;align-items:start}.footer-grid img{width:248px;height:auto;filter:brightness(0) invert(1);display:block}.footer-grid p{max-width:430px}.footer-grid a,.footer-grid small{display:block;color:#d9dfe2;text-decoration:none;margin-top:12px}.footer-bottom{border-top:1px solid #344047;margin-top:28px;padding-top:20px;color:#aeb8bd;font-size:12px}
@media(max-width:900px){.page-hero-grid,.experience-grid{grid-template-columns:1fr;gap:34px}.page-hero-media img{height:360px}.client-wall{grid-template-columns:repeat(2,1fr)}.project-cards{grid-template-columns:1fr 1fr}}
@media(max-width:820px){.container{width:min(100% - 32px,var(--max))}.nav-shell{min-height:82px}.brand img{width:205px}.nav-toggle{display:block;background:none;border:1px solid var(--line);padding:9px 12px}.main-nav{display:none;position:absolute;left:0;right:0;top:82px;background:#fff;padding:20px 16px;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}.main-nav.open{display:flex}.hero{padding-top:38px}.hero-grid,.split-grid,.split-text{grid-template-columns:1fr}.hero-image img{height:420px}.cards,.cards.two,.tag-grid{grid-template-columns:1fr}.contact-form{grid-template-columns:1fr}.full{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-grid img{width:220px}.hero h1,.page-hero h1{font-size:48px}.project-cards{grid-template-columns:1fr}}
@media(max-width:560px){.client-wall{grid-template-columns:1fr}.page-hero-media img{height:300px}}

@media(max-width:820px){.cta h2{font-size:clamp(38px,11vw,54px);line-height:1.02}}


/* V0.6 — logos de clientes y diferenciación visual */
.client-logos{align-items:stretch}
.client-logo{min-height:132px;display:flex!important;align-items:center;justify-content:center;padding:24px;background:#fff;border:1px solid var(--line)}
.client-logo img{display:block;max-width:82%;max-height:70px;width:auto;height:auto;object-fit:contain}
.client-logo.client-name{font-size:24px;font-weight:700;color:var(--ink);letter-spacing:-.02em}
.project-brand{height:190px;display:flex;align-items:center;justify-content:center;padding:30px;background:#fff;border-bottom:1px solid var(--line)}
.project-brand img{display:block;max-width:78%;max-height:92px;width:auto;height:auto;object-fit:contain}
@media(max-width:820px){
  .client-logo{min-height:110px}
  .project-brand{height:160px}
}

/* V0.7 — diferenciación visual IN-TECH */
.page-hero-copy,.hero-copy{position:relative}


.section-kicker{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--accent)}


/* V0.7 — formulario de contacto */
.contact-form{position:relative}
.hp-field{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.privacy-check{display:flex!important;grid-template-columns:auto 1fr!important;align-items:flex-start;gap:12px!important;font-weight:400!important}
.privacy-check input{margin-top:6px}
.privacy-check a{color:var(--ink);font-weight:700}
.form-status{max-width:900px;margin:0 0 28px;padding:18px 20px;border-left:4px solid var(--accent);background:var(--accent-soft)}
.form-status strong,.form-status span{display:block}.form-status ul{margin:10px 0 0;padding-left:18px}
.form-status.error{border-left-color:#a93b35;background:#fbefee}
.privacy-note{max-width:900px;margin-top:56px;padding-top:28px;border-top:1px solid var(--line)}
.privacy-note h2{font-size:26px;margin:0 0 10px}
.privacy-note p{color:var(--muted)}


/* V0.10 — Contacto y Aviso de Privacidad */
.contact-channels{max-width:900px;margin:0 0 28px}
.whatsapp-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;padding:18px 20px;border:1px solid var(--line);background:#fff;color:var(--ink);text-decoration:none;transition:.18s ease}
.whatsapp-card:hover,.whatsapp-card:focus-visible{border-color:#25D366;box-shadow:0 8px 30px rgba(16,24,32,.08);transform:translateY(-1px)}
.wa-icon{width:42px;height:42px;display:block}
.wa-icon svg{width:42px;height:42px;display:block}
.wa-icon circle{fill:#25D366}
.wa-icon path{fill:#fff}
.whatsapp-card strong,.whatsapp-card small{display:block}
.whatsapp-card small{margin-top:3px;color:var(--muted)}
.wa-arrow{font-size:22px;color:#25D366;font-weight:800}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px}
.footer-bottom a{color:#aeb8bd;text-decoration:none}
.footer-bottom a:hover,.footer-bottom a:focus-visible{color:#fff}
.privacy-hero{padding-bottom:58px}
.privacy-content{max-width:1050px}
.privacy-content p{text-align:justify}
.privacy-intro{font-size:20px;line-height:1.65;max-width:900px;margin-bottom:42px}
.privacy-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin:0 0 36px}
.privacy-grid article{background:#fff;padding:30px}
.privacy-grid h2,.privacy-note-modern h2{font-size:24px;margin:0 0 12px}
.privacy-grid p,.privacy-note-modern p{color:var(--muted);line-height:1.7}
.privacy-grid a{color:var(--ink);font-weight:700}
.privacy-note-modern{padding:28px 30px;background:var(--accent-soft);border-left:4px solid var(--accent);margin-bottom:28px}
.privacy-update{font-size:13px;color:var(--muted)}
@media(max-width:820px){
  .footer-bottom{align-items:flex-start;flex-direction:column}
  .privacy-grid{grid-template-columns:1fr}
}


/* V0.11 — correcciones de revisión */
.page-hero-copy::before,.page-hero-copy::after,.hero-copy::before,.hero-copy::after{
  content:none!important;
  display:none!important;
}
.section-kicker::before{content:none!important;display:none!important}

/* Footer: separación y color institucional */
.footer-bottom{
  display:flex!important;
  align-items:center!important;
  justify-content:space-between!important;
  gap:28px!important;
  padding-top:18px!important;
}
.footer-bottom a{
  color:#aeb8bd!important;
  text-decoration:none!important;
  margin-left:auto!important;
}
.footer-bottom a:hover,.footer-bottom a:focus-visible{color:var(--accent)!important}

/* WhatsApp: tamaño controlado, nunca heredar dimensiones globales */
.contact-channels{max-width:900px;margin:0 0 28px}
.whatsapp-card{
  display:grid!important;
  grid-template-columns:36px 1fr auto!important;
  align-items:center!important;
  gap:14px!important;
  padding:16px 18px!important;
  border:1px solid var(--line)!important;
  background:#fff!important;
  color:var(--ink)!important;
  text-decoration:none!important;
  max-width:460px!important;
}
.whatsapp-card:hover,.whatsapp-card:focus-visible{
  border-color:#25D366!important;
  box-shadow:0 8px 30px rgba(16,24,32,.08)!important;
}
.wa-icon,.wa-icon svg{
  width:36px!important;
  height:36px!important;
  min-width:36px!important;
  max-width:36px!important;
  min-height:36px!important;
  max-height:36px!important;
  display:block!important;
}
.whatsapp-card strong,.whatsapp-card small{display:block!important}
.whatsapp-card small{color:var(--muted)!important;margin-top:2px!important}
.wa-arrow{font-size:20px!important;color:#25D366!important;font-weight:800!important}

.client-logo img,.project-brand img{object-fit:contain!important}
.client-logo img[src*="nutec-bickley-v011"],
.project-brand img[src*="nutec-bickley-v011"]{
  max-width:88%!important;
  max-height:78px!important;
}

/* Mobile */
@media(max-width:820px){
  .footer-bottom{flex-direction:column!important;align-items:flex-start!important;gap:10px!important}
  .footer-bottom a{margin-left:0!important}
  .whatsapp-card{max-width:100%!important}
}


/* V0.12 — Contacto */
.contact-channels{max-width:900px;margin:0 0 24px}
.whatsapp-icon-link{
  width:46px!important;
  height:46px!important;
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  padding:0!important;
  border:0!important;
  background:transparent!important;
  text-decoration:none!important;
  line-height:1!important;
}
.whatsapp-icon-link svg{
  width:42px!important;
  height:42px!important;
  display:block!important;
  flex:0 0 42px!important;
  transition:transform .16s ease, filter .16s ease;
}
.whatsapp-icon-link:hover svg,.whatsapp-icon-link:focus-visible svg{
  transform:translateY(-1px) scale(1.03);
  filter:drop-shadow(0 5px 10px rgba(0,0,0,.12));
}
.field-help{
  display:block;
  margin-top:7px;
  color:var(--muted);
  font-size:12px;
  font-weight:400;
}


/* V0.13 — Contacto y relación institucional */
.contact-whatsapp{max-width:620px;margin:0 0 34px;padding:0}
.contact-whatsapp-title{font-size:18px;font-weight:800;margin:0 0 14px}
.whatsapp-contact-link{
  display:inline-flex!important;
  align-items:center!important;
  gap:14px!important;
  color:var(--ink)!important;
  text-decoration:none!important;
  padding:0!important;
  border:0!important;
  background:transparent!important;
}
.whatsapp-contact-icon,.whatsapp-contact-icon svg{
  width:40px!important;
  height:40px!important;
  display:block!important;
  flex:0 0 40px!important;
}
.whatsapp-contact-copy strong,.whatsapp-contact-copy small{display:block!important}
.whatsapp-contact-copy strong{font-size:16px;line-height:1.25}
.whatsapp-contact-copy small{margin-top:4px;color:var(--muted);font-size:13px}
.whatsapp-contact-link:hover strong,.whatsapp-contact-link:focus-visible strong{color:#20b85a}
.group-link{color:#fff!important;text-decoration:none!important}
.group-link:hover,.group-link:focus-visible{color:var(--accent)!important}


/* V0.14 — WhatsApp oficial y footer institucional */
.contact-whatsapp{max-width:620px;margin:0 0 34px;padding:0}
.contact-whatsapp-title{font-size:18px;font-weight:800;margin:0 0 16px}
.whatsapp-contact-link{
  display:inline-flex!important;
  align-items:center!important;
  gap:14px!important;
  color:var(--ink)!important;
  text-decoration:none!important;
  padding:0!important;
  border:0!important;
  outline-offset:4px!important;
  background:transparent!important;
  box-shadow:none!important;
}
.whatsapp-contact-icon{
  width:42px!important;
  height:42px!important;
  display:block!important;
  flex:0 0 42px!important;
}
.whatsapp-contact-icon img{
  width:42px!important;
  height:42px!important;
  display:block!important;
  object-fit:contain!important;
}
.whatsapp-contact-copy strong,.whatsapp-contact-copy small{display:block!important}
.whatsapp-contact-copy strong{
  color:var(--ink)!important;
  font-size:16px!important;
  line-height:1.25!important;
  font-weight:800!important;
}
.whatsapp-contact-copy small{
  margin-top:4px!important;
  color:var(--muted)!important;
  font-size:13px!important;
  font-weight:400!important;
}
.whatsapp-contact-link:hover strong,
.whatsapp-contact-link:focus-visible strong{
  color:var(--ink)!important;
  text-decoration:underline!important;
  text-underline-offset:3px!important;
}

/* Footer: visible copy INTECH, bold y misma jerarquía que “Hablemos de tu necesidad” */
.site-footer .footer-grid > div:nth-child(3) small{
  display:block!important;
  margin-top:8px!important;
}
.group-link{
  color:#fff!important;
  text-decoration:none!important;
  font-size:16px!important;
  line-height:1.5!important;
  font-weight:700!important;
  font-family:inherit!important;
}
.group-link:hover,.group-link:focus-visible{
  color:#fff!important;
  text-decoration:underline!important;
  text-underline-offset:3px!important;
}


/* V0.15 — refinamiento responsive smartphone/tablet */

/* Header sticky: evitar superposición visual con contenido durante scroll */
.site-header{
  position:sticky!important;
  top:0!important;
  z-index:1000!important;
  background:#fff!important;
}
main{position:relative;z-index:1}
.nav-shell{position:relative;z-index:1001}

/* Menú desplegable más compacto en móvil/tablet */
@media(max-width:900px){
  .main-nav{
    padding:12px 0 14px!important;
    gap:0!important;
  }
  .main-nav a{
    padding:10px 0!important;
    line-height:1.25!important;
  }
}

/* Smartphone estrecho: apilar CTA del hero */
@media(max-width:420px){
  .actions{
    flex-direction:column!important;
    align-items:flex-start!important;
    gap:14px!important;
  }
  .actions .btn,
  .actions .text-link{
    width:auto!important;
  }
  .hero{padding-bottom:58px!important}
  .hero-image{margin-top:6px!important}
}

/* Reducir aire entre CTA e imagen en móvil */
@media(max-width:820px){
  .hero-grid{row-gap:32px!important}
  .contact-whatsapp{margin-top:0!important}
}

/* WhatsApp: menos espacio superior, mantener jerarquía secundaria */
.contact-whatsapp{
  margin-top:0!important;
  margin-bottom:28px!important;
}
.contact-whatsapp-title{
  margin-bottom:12px!important;
}

/* Privacidad: checkbox alineado con primera línea */
.privacy-check{
  display:flex!important;
  align-items:flex-start!important;
  gap:10px!important;
}
.privacy-check input{
  flex:0 0 auto!important;
  margin:4px 0 0!important;
}
.privacy-check span{
  display:block!important;
  min-width:0!important;
}

/* Footer más compacto */
.site-footer .footer-grid{
  row-gap:34px!important;
}
.site-footer .footer-grid > div{
  margin-bottom:0!important;
}
.site-footer .footer-grid > div:nth-child(2),
.site-footer .footer-grid > div:nth-child(3){
  padding-top:0!important;
}
.site-footer .footer-grid a{
  margin-top:8px!important;
}
.site-footer .footer-grid small{
  margin-top:8px!important;
}
.footer-bottom{
  margin-top:28px!important;
}

/* Ajustes específicos para tablet */
@media(min-width:421px) and (max-width:900px){
  .actions{
    flex-direction:row!important;
    flex-wrap:wrap!important;
    align-items:center!important;
    gap:18px!important;
  }
}

/* Ajustes específicos para smartphone */
@media(max-width:520px){
  .site-footer{padding-top:52px!important}
  .footer-grid{gap:28px!important}
  .footer-bottom{padding-bottom:28px!important}
}


/* V0.16 — cierre de revisión responsive */

/* Botón Menú: misma geometría, texto en bold */
.nav-toggle{
  font-weight:700!important;
}

/* Menú móvil/tablet: reducir aire después de Contacto */
@media(max-width:900px){
  .main-nav{
    padding-bottom:6px!important;
  }
  .main-nav a:last-child{
    padding-bottom:8px!important;
  }
}


/* V0.17 RC1 — footer legal */
.footer-legal{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
@media(max-width:820px){
  .footer-legal{align-items:flex-start;flex-direction:column;gap:10px}
}