@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700;900&family=Barlow:wght@300;400;500;600&display=swap');

/* ===================== VARIABLES ===================== */
:root {
  --rojo: #C8171E;
  --rojo-dark: #9e1015;
  --rojo-light: #fbeaea;

  --acero: #2A2D34;
  --acero-medio: #3E4149;

  --gris-oscuro: #3a3d45;
  --gris-medio: #6b7080;
  --gris-claro: #a0a5b1;
  --gris-borde: #dde1e9;
  --gris-fondo: #f4f5f8;
  --gris-fondo2: #eceef3;

  --blanco: #ffffff;
  --texto: #1e2130;

  --amarillo-ind: #E8A900;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body: 'Barlow', sans-serif;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow: 0 4px 20px rgba(0,0,0,.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.15);
  --radius: 4px;
}

/* ===================== RESET & BASE ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--blanco);
  color: var(--texto);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }


/* ===================== TOPBAR ===================== */
.topbar {
  background: var(--acero);
  padding: 7px 0;
  font-size: 13px;
  color: #c5c9d1;
}
.topbar .container {
  display: flex;
  justify-content: flex-end;
  gap: 26px;
  align-items: center;
}
.topbar a { color: #c5c9d1; transition: color .2s; }
.topbar a:hover { color: #fff; }
.topbar-item { display: flex; align-items: center; gap: 6px; }
.topbar-item svg { flex-shrink: 0; opacity: .7; }

/* ===================== HEADER / NAV ===================== */
header {
  background: var(--blanco);
  border-bottom: 1px solid var(--gris-borde);
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
}

/* LOGO */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo img.logo-img {
  height: 52px;
  width: auto;
  display: block;
  object-fit: contain;
}
.logo-text { line-height: 1.15; }
.logo-text .name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 1.5px;
  color: var(--texto);
  display: block;
}
.logo-text .name span { color: var(--rojo); }
.logo-text .tagline {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--gris-medio);
  text-transform: uppercase;
  display: block;
}

/* NAV LINKS */
nav ul {
  display: flex;
  gap: 2px;
  align-items: center;
}
nav ul li {
  position: relative;
}
nav ul li a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gris-oscuro);
  padding: 9px 16px;
  border-radius: var(--radius);
  transition: background .2s, color .2s;
  position: relative;
  display: block;
}
nav ul li a:hover { background: var(--gris-fondo); color: var(--rojo); }
nav ul li a.active { color: var(--rojo); }
nav ul li a.active::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 16px; right: 16px;
  height: 2px;
  background: var(--rojo);
  border-radius: 2px;
}
.nav-cta {
  background: var(--rojo) !important;
  color: #fff !important;
  padding: 9px 20px !important;
  margin-left: 6px;
}
.nav-cta:hover { background: var(--rojo-dark) !important; color: #fff !important; }
.nav-cta.active::after { display: none; }

/* DROPDOWN */
nav ul li.has-sub > a::after {
  content: ' ▾';
  font-size: 14px;
  opacity: .65;
  font-style: normal;
  vertical-align: middle;
}
nav ul li.has-sub > a.active::after {
  position: static;
  bottom: auto; left: auto; right: auto;
  height: auto; width: auto;
  background: none;
  border-radius: 0;
}
.dropdown {
  opacity: 0;
  visibility: hidden;
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-top: 2px solid var(--rojo);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow);
  min-width: 240px;
  z-index: 200;
  padding: 4px 0;
  display: flex;
  flex-direction: column;
  transition: opacity .18s, visibility .18s;
}
nav ul li.has-sub:hover > .dropdown {
  opacity: 1;
  visibility: visible;
}
.dropdown li { width: 100%; }
.dropdown li a {
  font-family: var(--font-body) !important;
  font-weight: 500 !important;
  font-size: 13px !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  color: var(--gris-oscuro) !important;
  padding: 9px 18px !important;
  border-radius: 0 !important;
  white-space: nowrap;
  transition: background .15s, color .15s, padding-left .15s !important;
}
.dropdown li a:hover {
  background: var(--gris-fondo) !important;
  color: var(--rojo) !important;
  padding-left: 24px !important;
}
.dropdown li a.active::after { display: none !important; }

/* ===================== PAGE HEADER ===================== */
.page-header {
  background: var(--gris-fondo);
  border-bottom: 1px solid var(--gris-borde);
  padding: 60px 0 52px;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--rojo);
}
/* ===================== PAGE HEADER WITH IMAGE ===================== */
.page-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 48px; }
.page-header-text { flex: 1; min-width: 0; }
.page-header-img { flex-shrink: 0; }
.page-header-img img { max-height: 210px; width: auto; object-fit: contain; filter: drop-shadow(0 6px 20px rgba(0,0,0,.13)); }
@media (max-width: 720px) { .page-header-inner { flex-direction: column-reverse; gap: 24px; } .page-header-img img { max-height: 140px; } }

/* ===================== FORM REQUIRED ===================== */
.campo-req { color: var(--rojo); font-weight: 700; margin-left: 2px; }
.form-required-note { font-size: 12px; color: var(--gris-claro); margin-top: 6px; letter-spacing: .3px; }

.page-content { background: var(--blanco); }
.page-content .content-inner {
  max-width: 780px;
  padding: 20px 0;
}
.page-content .content-inner p {
  color: var(--gris-medio);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 20px;
}

/* ===================== SOPORTE SERVICE LIST ===================== */
.service-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 48px;
}
.service-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--texto);
  line-height: 1.55;
}
.service-list li::before {
  content: '';
  display: block;
  width: 20px;
  height: 20px;
  min-width: 20px;
  border-radius: 50%;
  background-color: var(--rojo);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='11' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  margin-top: 2px;
  flex-shrink: 0;
}
.service-list-box {
  background: var(--gris-fondo);
  border-radius: 8px;
  padding: 40px 48px;
  margin: 40px 0;
}
.service-list-box .service-list-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 24px;
}
@media (max-width: 640px) {
  .service-list { grid-template-columns: 1fr; }
  .service-list-box { padding: 28px 24px; }
}

/* ===================== SIGNALS GRID (4 cols) ===================== */
.signals-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.signal-card {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: 8px;
  padding: 28px 18px 24px;
  text-align: center;
  transition: box-shadow .2s, transform .2s;
}
.signal-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.signal-card img { width: 80px; height: 80px; object-fit: contain; margin: 0 auto 16px; }
.signal-card h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--texto);
  margin-bottom: 8px;
  line-height: 1.3;
}
.signal-card p { font-size: 13px; color: var(--gris-medio); line-height: 1.55; }

/* ===================== DOCS GRID ===================== */
.docs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 48px;
}

/* ===================== REVIEWS GRID ===================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.review-card {
  background: var(--gris-fondo);
  border: 1px solid var(--gris-borde);
  border-radius: 8px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow .2s;
}
.review-card:hover { box-shadow: var(--shadow); }
.review-stars { color: var(--amarillo-ind); font-size: 20px; letter-spacing: 3px; }
.review-text { font-size: 15px; color: var(--gris-medio); line-height: 1.75; flex: 1; font-style: italic; }
.review-author { font-weight: 600; font-size: 15px; color: var(--texto); }
.review-company { font-size: 13px; color: var(--gris-claro); margin-top: -6px; }
.review-date { font-size: 12px; color: var(--gris-claro); }

/* ===================== STAR RATING INPUT ===================== */
.star-rating {
  display: flex;
  flex-direction: row-reverse;
  justify-content: flex-end;
  gap: 2px;
  margin-top: 4px;
}
.star-rating input[type="radio"] { display: none; }
.star-rating label {
  font-size: 38px;
  color: var(--gris-borde);
  cursor: pointer;
  transition: color .1s;
  line-height: 1;
}
.star-rating label:hover,
.star-rating label:hover ~ label,
.star-rating input[type="radio"]:checked ~ label { color: var(--amarillo-ind); }

@media (max-width: 920px) {
  .signals-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr 1fr; }
  .docs-grid { grid-template-columns: 1fr; }
}
@media (max-width: 540px) {
  .reviews-grid { grid-template-columns: 1fr; }
}

/* ===================== CONTAINER ===================== */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================== HERO ===================== */
.hero {
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--gris-fondo) 0%, #e8eaf0 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 60px, rgba(0,0,0,.025) 60px, rgba(0,0,0,.025) 61px),
    repeating-linear-gradient(0deg,  transparent, transparent 60px, rgba(0,0,0,.025) 60px, rgba(0,0,0,.025) 61px);
}
.hero-accent {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 5px;
  background: var(--rojo);
}
.hero-glow {
  position: absolute;
  right: -80px; top: 50%;
  transform: translateY(-50%);
  width: 580px; height: 580px;
  background: radial-gradient(circle, rgba(200,23,30,.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  animation: fadeUp .8s ease both;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(200,23,30,.1);
  border: 1px solid rgba(200,23,30,.3);
  border-radius: 2px;
  padding: 5px 14px;
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 22px;
}
.hero-eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--rojo);
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(50px, 7vw, 88px);
  line-height: .95;
  letter-spacing: -1px;
  text-transform: uppercase;
  margin-bottom: 22px;
  color: var(--texto);
}
.hero h1 span { color: var(--rojo); }
.hero p {
  font-size: 17px;
  color: var(--gris-medio);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.75;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 13px 26px;
  border-radius: var(--radius);
  transition: all .25s;
  cursor: pointer;
  border: none;
}
.btn-primary { background: var(--rojo); color: #fff; }
.btn-primary:hover { background: var(--rojo-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,23,30,.3); }
.btn-outline {
  background: transparent;
  color: var(--texto);
  border: 2px solid var(--gris-borde);
}
.btn-outline:hover { border-color: var(--gris-claro); background: var(--blanco); color: var(--texto) !important; transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 52px;
  padding-top: 36px;
  border-top: 1px solid var(--gris-borde);
}
.stat-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 42px;
  color: var(--texto);
  line-height: 1;
}
.stat-num span { color: var(--rojo); }
.stat-label { font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--gris-claro); margin-top: 4px; }

/* ===================== SECTION BASE ===================== */
section { padding: 92px 0; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 12px;
}
.section-label::before {
  content: '';
  width: 26px; height: 2px;
  background: var(--rojo);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 4vw, 50px);
  text-transform: uppercase;
  line-height: 1;
  letter-spacing: -.5px;
  margin-bottom: 14px;
  color: var(--texto);
}
.section-sub {
  color: var(--gris-medio);
  font-size: 16px;
  max-width: 520px;
  line-height: 1.75;
}

/* ===================== SOBRE NOSOTROS ===================== */
.about { background: var(--blanco); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.about-box {
  background: var(--gris-fondo);
  border: 1px solid var(--gris-borde);
  border-left: 4px solid var(--rojo);
  padding: 36px;
  border-radius: var(--radius);
}
.about-box-title {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 18px;
}
.marcas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.marca-tag {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  padding: 8px 10px;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--gris-oscuro);
  border-radius: var(--radius);
  transition: all .2s;
}
.marca-tag:hover { background: var(--rojo); color: #fff; border-color: var(--rojo); }
.about-features { margin-top: 36px; display: flex; flex-direction: column; gap: 16px; }
.feature-item { display: flex; align-items: flex-start; gap: 14px; }
.feature-icon {
  width: 36px; height: 36px;
  background: var(--rojo-light);
  border: 1px solid rgba(200,23,30,.2);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}
.feature-text strong { display: block; font-size: 14px; color: var(--texto); margin-bottom: 2px; }
.feature-text span { font-size: 13px; color: var(--gris-medio); }

/* ===================== SERVICIOS ===================== */
.services { background: var(--gris-fondo); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 52px;
}
.service-card {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  padding: 32px 28px;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: box-shadow .25s, transform .25s, border-color .25s;
}
.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
  border-color: var(--rojo);
}
.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--rojo);
  transform: scaleX(0);
  transition: transform .3s;
  transform-origin: left;
}
.service-card:hover::before { transform: scaleX(1); }
.service-num {
  font-family: var(--font-display);
  font-size: 60px;
  font-weight: 900;
  color: rgba(0,0,0,.04);
  position: absolute;
  top: 14px; right: 18px;
  line-height: 1;
  pointer-events: none;
}
.service-icon {
  width: 46px; height: 46px;
  background: var(--rojo-light);
  border: 1px solid rgba(200,23,30,.2);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}
.service-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 10px;
  color: var(--texto);
}
.service-card p { font-size: 14px; color: var(--gris-medio); line-height: 1.7; }

/* ===================== CYBELEC PARTNER ===================== */
.partner { background: var(--blanco); }
.partner-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.partner-badge {
  background: var(--gris-fondo);
  border: 1px solid var(--gris-borde);
  border-radius: 6px;
  padding: 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.partner-badge::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(200,23,30,.05) 0%, transparent 65%);
  pointer-events: none;
}
.partner-logo-text {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 54px;
  letter-spacing: 4px;
  color: var(--texto);
  display: block;
  margin-bottom: 8px;
}
.partner-logo-text span { color: var(--rojo); }
.partner-sub {
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gris-claro);
  display: block;
  margin-bottom: 24px;
}
.partner-pill {
  display: inline-block;
  background: var(--rojo-light);
  border: 1px solid rgba(200,23,30,.3);
  color: var(--rojo);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 999px;
}
.partner-text p {
  color: var(--gris-medio);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.partner-text p:last-of-type { margin-bottom: 28px; }

/* ===================== CONTACTO ===================== */
.contact { background: var(--gris-fondo); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  margin-top: 52px;
}
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-card {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-left: 3px solid var(--rojo);
  border-radius: var(--radius);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: box-shadow .2s, transform .2s;
}
.contact-card:hover { box-shadow: var(--shadow-sm); transform: translateX(3px); }
.contact-card-icon {
  width: 42px; height: 42px;
  background: var(--rojo-light);
  border: 1px solid rgba(200,23,30,.2);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.contact-card-label {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--rojo);
  display: block;
  margin-bottom: 3px;
}
.contact-card-value {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--texto);
  line-height: 1.3;
}
.contact-card-value a:hover { color: var(--rojo); }

/* Formulario */
.contact-form {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: 4px;
  padding: 38px;
  box-shadow: var(--shadow-sm);
}
.contact-form h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 26px;
  color: var(--texto);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gris-medio);
  margin-bottom: 7px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--gris-fondo);
  border: 1px solid var(--gris-borde);
  border-radius: var(--radius);
  padding: 11px 15px;
  color: var(--texto);
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color .2s, background .2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--rojo); background: var(--blanco); }
.form-group textarea { resize: vertical; min-height: 108px; }
.btn-full { width: 100%; justify-content: center; margin-top: 8px; }

/* ===================== FOOTER ===================== */
footer {
  background: var(--acero);
  border-top: 3px solid var(--rojo);
  color: #c5c9d1;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 52px;
  padding: 60px 0 44px;
}
.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-brand-logo img {
  height: 46px;
  width: auto;
  object-fit: contain;
  background: rgba(255,255,255,.08);
  border-radius: 3px;
  padding: 3px;
}
.footer-brand-logo .logo-text .name { color: #fff; }
.footer-brand-logo .logo-text .tagline { color: #9ea3ad; }
.footer-brand p {
  font-size: 14px;
  color: #9ea3ad;
  line-height: 1.75;
  max-width: 300px;
  margin-bottom: 18px;
}
.footer-address {
  font-size: 13px;
  color: #c5c9d1;
  display: flex;
  align-items: flex-start;
  gap: 7px;
}
.footer-address svg { flex-shrink: 0; margin-top: 2px; opacity: .6; }
.footer-col h4 {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  font-size: 14px;
  color: #9ea3ad;
  transition: color .2s, padding-left .2s;
  display: block;
}
.footer-col ul a:hover { color: #fff; padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #6b7080;
}
.footer-bottom strong { color: var(--rojo); }

/* ===================== RETROFIT PROJECTS ===================== */
.retrofit-project {
  margin-bottom: 64px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--gris-borde);
}
.retrofit-project:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.retrofit-project-num {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--rojo);
  margin-bottom: 8px;
}
.retrofit-project-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--texto);
  margin-bottom: 12px;
  line-height: 1.2;
}
.retrofit-project-desc {
  color: var(--gris-medio);
  font-size: 15px;
  line-height: 1.75;
  max-width: 700px;
  margin-bottom: 24px;
}
.retrofit-imgs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.retrofit-imgs.four-col { grid-template-columns: repeat(4, 1fr); }
.retrofit-img-wrap {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--gris-borde);
  background: var(--gris-fondo);
}
.retrofit-img-wrap img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  transition: transform .4s;
}
.retrofit-img-wrap:hover img { transform: scale(1.04); }
.retrofit-img-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 7px 14px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
}
.retrofit-img-label.antes { background: rgba(30,33,48,.72); }
.retrofit-img-label.despues { background: rgba(200,23,30,.82); }

@media (max-width: 700px) {
  .retrofit-imgs { grid-template-columns: 1fr; }
  .retrofit-imgs.four-col { grid-template-columns: 1fr 1fr; }
}

/* ===================== ANIMATIONS ===================== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp .7s ease forwards;
}
.fade-up-1 { animation-delay: .1s; }
.fade-up-2 { animation-delay: .22s; }
.fade-up-3 { animation-delay: .34s; }

/* ===================== SCROLLBAR ===================== */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #111; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #000; }
::-webkit-scrollbar-button { display: none; height: 0; width: 0; }
* { scrollbar-width: thin; scrollbar-color: #111 transparent; }

/* ===================== MOBILE NAV ===================== */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: 1.5px solid var(--gris-borde);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0;
  transition: border-color .2s, background .2s;
  flex-shrink: 0;
}
.nav-hamburger:hover { border-color: var(--rojo); background: var(--gris-fondo); }
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--texto);
  border-radius: 2px;
  transition: transform .3s ease, opacity .2s;
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,18,30,.55);
  z-index: 190;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
}
.nav-overlay.visible { opacity: 1; pointer-events: auto; }
.mob-chevron { display: none; font-size: 11px; color: var(--gris-medio); transition: transform .25s; flex-shrink: 0; margin-left: 6px; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 900px) {
  .about-grid, .partner-inner, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 24px; }

  /* Hamburger visible */
  .nav-hamburger { display: flex; }

  /* Nav → drawer deslizante desde la derecha */
  .nav-inner nav {
    display: flex !important;
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    max-width: 85vw;
    height: 100dvh;
    background: var(--blanco);
    z-index: 210;
    box-shadow: -6px 0 32px rgba(0,0,0,.18);
    overflow-y: auto;
    overflow-x: hidden;
    transition: right .32s cubic-bezier(.4,0,.2,1);
    flex-direction: column;
    padding: 80px 0 40px;
    border-left: 3px solid var(--rojo);
  }
  .nav-inner nav.open { right: 0; }

  nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 0 16px; }
  nav ul li { position: static; }
  nav ul li a {
    font-size: 13px;
    padding: 13px 16px;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  nav ul li a.active::after { display: none; }
  nav ul li.has-sub > a::after { content: none !important; }
  .mob-chevron { display: inline-block; }
  nav ul li.has-sub.mob-open > a .mob-chevron { transform: rotate(180deg); }

  /* Submenús móvil: acordeón vertical */
  .dropdown {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    box-shadow: none !important;
    border: none !important;
    border-left: 2px solid var(--rojo) !important;
    border-top: none !important;
    border-radius: 0 !important;
    margin: 2px 0 8px 20px;
    padding: 4px 0 !important;
    min-width: 0 !important;
    display: none;
  }
  .dropdown.mob-open { display: flex !important; }
  .dropdown li a { white-space: normal !important; padding: 10px 14px !important; }

  /* Botón Contacto en móvil */
  .nav-cta {
    margin: 20px 16px 0 !important;
    text-align: center !important;
    justify-content: center !important;
    border-radius: var(--radius) !important;
    display: flex !important;
  }
}
@media (max-width: 620px) {
  .services-grid, .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .hero-stats { flex-wrap: wrap; }
  .topbar .container { justify-content: center; flex-wrap: wrap; gap: 12px; }
}