:root {
  /* Colores principales */
  --blanco: #ffffff;
  --rojo: #c8102e;
  --naranja: #f37021;
  --negro: #000000;
  
  /* Colores adicionales */
  --gris-claro: #f5f5f5;
  --gris-medio: #e0e0e0;
  --gris-oscuro: #333333;
  
  /* Breakpoints */
  --mobile: 600px;
  --tablet: 768px;
  --desktop: 1024px;
  --large: 1200px;
  
  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  
  /* Transiciones */
  --transition-fast: 0.3s ease;
  --transition-normal: 0.5s ease;
  --transition-slow: 0.8s ease;
  
  /* Sombras */
  --shadow-sm: 0 2px 5px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 10px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 20px rgba(0,0,0,0.15);
  
  /* Bordes redondeados */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 30px;
  
  /* Tipografía */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  
  /* Z-index */
  --z-index-dropdown: 1000;
  --z-index-sticky: 1020;
  --z-index-fixed: 1030;
  --z-index-modal-backdrop: 1040;
  --z-index-modal: 1050;
  --z-index-popover: 1060;
  --z-index-tooltip: 1070;
  
  /* Variables de color para las secciones */
  --section-inicio: rgba(0, 0, 0, 0.8);
  --section-empresa: rgba(26, 26, 26, 0.95);
  --section-proyectos: rgba(245, 245, 245, 0.95);
  --section-aliados: rgba(255, 255, 255, 0.98);
  --section-contacto: rgba(26, 26, 26, 0.95);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Enlace para saltar al contenido principal (accesibilidad) */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  padding: 8px 12px;
  background: var(--blanco);
  color: var(--negro);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 10000000;
}

  body {
  font-family: 'Lato', sans-serif;
  width: 100%;
  height: 100%;
  scroll-behavior: smooth;
  background-color: var(--blanco);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  padding-top: 60px;
}

h1, h2, h3, h4 {
  font-family: 'Oswald', sans-serif;
  text-decoration: none;
 }

/* Estilos base del navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background-color: rgba(243, 112, 33, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 9999999;
  transition: all var(--transition-fast);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--spacing-lg);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
}

.navbar .nav-links li a {
  color: var(--blanco);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.navbar .nav-links li a:hover {
  color: var(--blanco);
  opacity: 0.8;
}

.navbar .social-icons a {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--blanco);
}

.navbar .social-icons a:hover {
  background-color: var(--blanco);
  color: var(--naranja);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(255, 255, 255, 0.3);
}

.navbar-logo,
.nav-links,
.social-icons {
  position: relative;
  z-index: calc(var(--z-index-navbar) + 1);
  transition: all var(--transition-fast);
}

.navbar.scrolled {
  height: 50px;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.15);
}

.navbar.scrolled .navbar-logo {
  transform: scale(0.9);
}

header.parallax {
  margin-top: -60px;
  height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

#header-video {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  top: 0;
  left: 0;
  /* iOS/Safari rendering stability */
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  backface-visibility: hidden;
  will-change: transform;
}


.header-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  z-index: 3;
  text-align: center;
  color: var(--blanco);
  padding: var(--spacing-md);
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  min-height: calc(100vh - 70px);
  padding-top: 70px;
}

.logo-header-wrapper {
  margin-bottom: 2rem;
  display: block;
  position: relative;
  z-index: 3;
}

.logo-header {
  display: block;
  max-width: 150px;
  width: 100%;
  height: auto;
  opacity: 40;
  z-index: 3;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.9));
}

.texto-header {
  text-align: center;
  max-width: 1600px;
  margin: 0 auto;
  padding: 20px;
  display: block;
  position: relative;
  z-index: 3;
}

.texto-header h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 2px 10px rgba(0,0,0,0.9);
  font-weight: 700;
  line-height: 1.2;
  color: var(--blanco);
  position: relative;
  z-index: 3;
}

.texto-header p {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.9);
  max-width: 800px;
  line-height: 1.6;
  margin-left: auto;
  margin-right: auto;
  color: var(--blanco);
  position: relative;
}

.btn-cta {
  display: inline-block;
  padding: 15px 40px;
  background-color: var(--naranja);
  color: var(--blanco);
  text-decoration: none;
  border: 2px solid var(--blanco);
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.2rem;
  margin-top: 30px;
  text-align: center;
  max-width: 250px;
  cursor: pointer;
  position: relative;
  z-index: 3;
  transition: all 0.3s ease;
}

.btn-cta:hover {
  background-color: var(--naranja);
  border-color: var(--naranja);
  color: var(--blanco);
  box-shadow: 0 0 15px var(--naranja);
  animation: glowPulse 1.5s infinite;
}

@keyframes glowPulse {
  0% {
    box-shadow: 0 0 5px var(--naranja);
  }
  50% {
    box-shadow: 0 0 20px var(--naranja);
  }
  100% {
    box-shadow: 0 0 5px var(--naranja);
  }
}

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

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

/* ======= SERVICIOS ======= */
.inicio-grid-parallax {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 0;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

.inicio-parallax-img {
  position: relative;
  height: 100%;
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  cursor: pointer;
  overflow: hidden;
  border-radius: 0;
  box-shadow: none;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.inicio-parallax-img::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0,0,0,0.08), rgba(0,0,0,0.12));
  opacity: 0.2;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(1px);
}

.inicio-parallax-img:hover::before {
  opacity: 0.25;
  backdrop-filter: blur(1px);
}

.inicio-parallax-img .img-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1rem; /* más elegante y compacto */
  font-weight: 600;
  color: var(--blanco);
  background-color: var(--naranja);
  border: 2px solid var(--blanco);
  border-radius: 24px;
  padding: 10px 24px; /* botón más pequeño */
  text-align: center;
  text-transform: uppercase;
  z-index: 3;
  text-shadow: none;
  transition: all 0.3s ease;
  width: auto;
  max-width: calc(100% - 40px); /* evitar desbordes en la tarjeta */
  white-space: nowrap; /* una sola línea */
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0;
  line-height: 1.1;
}

.inicio-parallax-img:hover .img-text {
  transform: translate(-50%, -50%) scale(1.03); /* hover más sutil */
  letter-spacing: 0;
  box-shadow: 0 0 15px var(--naranja);
  animation: glowPulse 1.5s infinite;
}

.inicio-parallax-img .img-desc {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #ffffff; /* fondo blanco sólido en toda la tarjeta */
  padding: 1.5rem;
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--negro);
  z-index: 4;
  opacity: 0;
  transform: scale(0.92);
  transform-origin: center center;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  overflow-y: auto;
  max-height: 100vh;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  padding-bottom: 4rem;
  pointer-events: none; /* no intercepta clics cuando está oculta */
  will-change: transform, opacity;
}

.inicio-parallax-img.show-desc .img-desc {
  opacity: 1;
  transform: none;
  pointer-events: auto; /* permite interacción cuando está visible */
}

.inicio-parallax-img.show-desc::before {
  display: none;
}

.inicio-parallax-img.show-desc .img-text {
  display: none;
}

.inicio-parallax-img .img-desc h3 {
  color: var(--naranja);
  font-size: 1.2rem;
  margin: 0.8rem 0 0.4rem;
  position: relative;
  padding-bottom: 0.4rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  /* Sombra sutil para mejorar legibilidad */
  text-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.inicio-parallax-img .img-desc h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--naranja), var(--rojo));
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.inicio-parallax-img:hover .img-desc h3::after {
  width: 100px;
}

.inicio-parallax-img .img-desc p {
  color: var(--gris-oscuro);
  line-height: 1.5;
  margin-bottom: 1.2rem;
  max-width: 85%;
  font-size: 0.9rem;
  font-weight: 400;
}

.btn-whatsapp-servicio {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1.5rem;
  background-color: var(--naranja);
  color: var(--blanco);
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  margin-top: 0.8rem;
  border: 2px solid var(--naranja);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}

.btn-whatsapp-servicio::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-whatsapp-servicio:hover {
  background-color: transparent;
  color: var(--naranja);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(243, 112, 33, 0.3);
}

.btn-whatsapp-servicio:hover::before {
  transform: translateX(100%);
}

.btn-whatsapp-servicio i {
  font-size: 1.2rem;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-whatsapp-servicio:hover i {
  transform: translateX(5px) rotate(10deg);
}

/* Indicador de scroll */
.scroll-indicator {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.scroll-indicator:hover {
  opacity: 1;
}

.scroll-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--naranja);
  transition: transform 0.3s ease;
}

.scroll-dot.active {
  transform: scale(1.5);
}

@media (max-width: 1200px) {
  .inicio-grid-parallax {
    grid-template-columns: repeat(2, 1fr);
}
}

@media (max-width: 768px) {
  .inicio-grid-parallax {
    grid-template-columns: 1fr;
    padding: 0;
  }

  .inicio-parallax-img {
    min-height: 100vh;
  }

  .inicio-parallax-img .img-text {
    font-size: var(--font-size-lg);
  }

  /* Overlay de servicios a pantalla completa y con scroll cuando está activo */
  .inicio-parallax-img.show-desc .img-desc {
    position: relative;
    top: auto; /* sin desplazamiento bajo la navbar */
    left: auto;
    right: auto;
    bottom: auto;
    width: 100%;
    height: auto;
    max-height: none;
    z-index: 4;
    overflow: visible;
    padding: 1rem 1rem 2rem; /* espacio interior en móviles */
  }

  /* Cabecera fija dentro del overlay: mantiene el primer título visible */
  .inicio-parallax-img .img-desc h3:first-of-type {
    position: static; /* sin sticky en móvil */
    top: auto;
    background: transparent;
    padding: 1rem 0;
    margin-top: 0;
    z-index: auto;
    box-shadow: none;
  }

  /* Tipografía móvil: mejor legibilidad y acomodar contenido completo */
  .inicio-parallax-img .img-desc,
  .inicio-parallax-img .img-desc p,
  .inicio-parallax-img .img-desc li,
  .inicio-parallax-img .img-desc span {
    font-size: 0.95rem;
    line-height: 1.6;
    word-wrap: break-word;
    hyphens: auto;
  }
}

/* SECCIÓN EMPRESA */
.empresa-section {
  background: linear-gradient(135deg, #1a1a1a, #333333);
  position: relative;
  padding: 2rem 1rem;
  color: var(--blanco);
  z-index: 0;
  transform: translateZ(0);
  will-change: transform;
}

.empresa-hero {
  padding: 1rem;
  text-align: center;
  color: var(--blanco);
  position: relative;
  z-index: 1;
}

.empresa-hero-content {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  animation: fadeInUp 1s ease-out;

}

.empresa-hero h2 {
  font-size: 3rem;
  color: var(--naranja);
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.empresa-hero-text {
  font-size: 1.3rem;
  line-height: 1.6;
  color: var(--blanco);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease-out 0.3s backwards;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.empresa-layout {
  display: flex;
  flex-direction: column;
  max-width: 1600px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

/* Contenido */
.empresa-contenido {
  width: 100%;
}

.empresa-descripcion {
  margin-bottom: 3rem;
  text-align: center;
  animation: fadeInUp 1s ease-out 0.3s backwards;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 2rem;
}

.empresa-descripcion .descripcion {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--blanco);
  margin-bottom: 1.5rem;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* Grid de valores en una sola línea */
.valores-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
  padding: 1rem;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.valor-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  text-align: center;
  backdrop-filter: blur(10px);
  animation: scaleIn 0.5s ease-out backwards;
  animation-delay: calc(var(--card-index, 0) * 0.2s);
  cursor: pointer;
  transform-origin: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  z-index: 1;
}

.valor-card:hover {
  transform: translateY(-10px) scale(1.02);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.15));
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.valor-icon {
  font-size: 2.5rem;
  color: var(--naranja);
  margin-bottom: 1.5rem;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.valor-card:hover .valor-icon {
  transform: scale(1.2) rotate(5deg);
}

.valor-card h3 {
  color: var(--blanco);
  font-size: 1.8rem;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 1rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.valor-card h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: linear-gradient(to right, var(--naranja), var(--rojo));
  transition: width var(--transition-fast);
}

.valor-card:hover h3::after {
  width: 100px;
}

.valor-card p,
.valor-card li {
  color: var(--blanco);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.valor-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
}

.valor-card li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.8rem;
}

.valor-card li::before {
  content: '•';
  color: var(--naranja);
  position: absolute;
  left: 0;
  font-size: 1.2rem;
}

/* Responsive adjustments */
@media (max-width: 1200px) {
  .valores-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}
}

@media (max-width: 768px) {
  .valores-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0.5rem;
}

  .valor-card {
    padding: 1.5rem;
  }
  
  .valor-card h3 {
    font-size: 1.5rem;
  }
  
  .valor-card p,
  .valor-card li {
  font-size: 1rem;
  }
}

/* Banner de estadísticas */
.empresa-stats-banner {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 2rem;
  margin-top: 0;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  animation: fadeInUp 1s ease-out 0.6s backwards;
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.empresa-stats-container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.stat-item {
  text-align: center;
  color: var(--blanco);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
  animation: scaleIn 0.5s ease-out backwards;
  animation-delay: calc(var(--stat-index, 0) * 0.2s);
  cursor: pointer;
}

.stat-item:hover {
  transform: translateY(-5px) scale(1.05);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.15));
}

.stat-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--naranja);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-item:hover .stat-icon {
  transform: scale(1.2) rotate(5deg);
}

.stat-number {
  display: block;
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: var(--naranja);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
  font-size: 1.1rem;
  color: var(--blanco);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Indicadores de scroll para valores */
.valores-grid::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--naranja) var(--scroll-width, 0%), rgba(255, 255, 255, 0.2) var(--scroll-width, 0%));
  transition: width 0.3s ease;
}

/* Tooltips para las tarjetas */
.valor-card {
  position: relative;
}

.valor-card::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 0.9rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  white-space: nowrap;
  z-index: 10;
}

.valor-card:hover::before {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Mejoras de accesibilidad */
.valor-card:focus-within {
  outline: 2px solid var(--naranja);
  outline-offset: 2px;
  }

.stat-item:focus-within {
  outline: 2px solid var(--naranja);
  outline-offset: 2px;
  }

/* ALIADOS */
.aliados-section {
  padding: 6rem 2rem;
  background: linear-gradient(to bottom, var(--gris-claro), var(--blanco));
  position: relative;
  overflow: hidden;
  z-index: 0;
  transform: translateZ(0);
  will-change: transform;
}

.aliados-section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--negro);
  position: relative;
}

.aliados-section h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(to right, var(--naranja), var(--rojo));
}
.scroll-horizontal {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
  align-items: center;
  justify-items: center;
}

.scroll-horizontal img {
  width: 180px;
  height: auto;
  object-fit: contain;
  filter: none;
  transition: all 0.4s ease;
  opacity: 0.7;
  padding: 1rem;
  background: var(--blanco);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
}

.scroll-horizontal img:hover {
  filter: none;
  opacity: 1;
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
  .aliados-section {
    padding: 4rem 1rem;
  }

  .scroll-horizontal {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    padding: 1rem;
  }

  .scroll-horizontal img {
    width: 140px;
  }
}

/* CONTACTO */
.contacto-section {
  background-color: var(--negro);
  padding: 5rem 2rem;
  position: relative;
  z-index: 0;
  transform: translateZ(0);
  will-change: transform;
}

.contacto-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
  z-index: 0;
}

.contacto-section h2 {
  position: relative;
  display: inline-block;
  margin-bottom: var(--spacing-lg);
}

.contacto-section h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(to right, var(--rojo), var(--naranja));
}

form {
  background: transparent;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 800px;
  margin: 0 auto 3rem;
  position: relative;
  z-index: 1;
}

form input,
form textarea {
  padding: 0.85rem 1rem;
  border: 1px solid var(--gris-medio);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-md);
  transition: border-color var(--transition-fast);
}

.formulario-contacto form input:focus,
.formulario-contacto form textarea:focus {
  border-color: var(--naranja);
  outline: none;
  box-shadow: 0 0 0 3px rgba(243, 112, 33, 0.2);
  background-color: var(--blanco);
}

form button {
  background-color: var(--naranja);
  color: var(--blanco);
  border: none;
  padding: 0.9rem 2rem;
  font-size: var(--font-size-md);
  font-weight: bold;
  border-radius: var(--border-radius-xl);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: center;
  overflow: hidden;
}

form button::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

form button:hover {
  background-color: var(--rojo);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

form button:active::after {
  width: 300px;
  height: 300px;
}

.boton-descarga {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  background-color: var(--naranja);
  color: var(--blanco);
  padding: 0.8rem 2rem;
  border-radius: var(--border-radius-xl);
  text-decoration: none;
  font-weight: bold;
  font-size: var(--font-size-md);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.boton-descarga::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: var(--rojo);
  transition: width var(--transition-fast);
  z-index: 0;
}

.boton-descarga:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.boton-descarga:hover::before {
  width: 100%;
}

.boton-descarga i {
  font-size: var(--font-size-lg);
  position: relative;
  z-index: 1;
  transition: transform var(--transition-fast);
}

.boton-descarga:hover i {
  transform: translateY(-2px);
}

.mapa {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.mapa::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 4px solid var(--naranja);
  border-radius: var(--border-radius-lg);
  z-index: 1;
  opacity: 0.5;
  pointer-events: none;
}


/* FOOTER */
.footer {
  background-color: var(--negro);
  color: var(--blanco);
  padding: 4rem 2rem 2rem;
  position: relative;
  z-index: 1;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--rojo), var(--naranja));
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

.footer-col {
  padding: 0 1rem;
  position: relative;
}

.footer-col:not(:first-child)::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: white;
  opacity: 0.2;
}

.footer-logo {
  max-width: 100px;
  margin-bottom: 1rem;
  display: block;
}

.footer-col h4 {
  color: var(--naranja);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-xs);
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--naranja);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col ul li {
  margin-bottom: var(--spacing-xs);
  transition: transform var(--transition-fast);
}

.footer-col ul li:hover {
  transform: translateX(5px);
}

.footer-col a {
  color: var(--gris-claro);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--naranja);
}

.redes-sociales a {
  color: white;
  font-size: 1.5rem;
  margin-right: 1rem;
  transition: color 0.3s;
}

.redes-sociales a:hover {
  color: var(--naranja);
}

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: #ccc;
}

/* Responsive */
@media (max-width: 1024px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
    text-align: center;
  }
  .footer-col:not(:first-child)::before {
    display: none;
  }
}

@media (max-width: 768px) {
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-col:not(:first-child)::before {
    display: none;
  }

  .footer-col {
    margin-bottom: 2rem;
  }
}


/* BOTÓN VOLVER ARRIBA */
#back-to-top {
  display: none;
  position: fixed;
  bottom: 40px;
  right: 30px;
  background-color: var(--rojo);
  color: var(--blanco);
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  z-index: var(--z-index-fixed);
  transition: all var(--transition-fast);
  opacity: 0.8;
}

#back-to-top:hover {
  opacity: 1;
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

@keyframes pulse {
  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(200, 16, 46, 0.7); }
  70% { transform: scale(1.05); box-shadow: 0 0 0 10px rgba(200, 16, 46, 0); }
  100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(200, 16, 46, 0); }
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .inicio-grid-parallax {
    grid-template-columns: 1fr;
  }

  .valor-card {
    margin: 1rem;
  }

  .galeria {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .navbar {
    padding: 0 1rem;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--blanco);
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  }
  
  .nav-links.active {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 1024px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
  
  .footer-col:not(:first-child)::before {
    display: none;
  }
}

/* Optimización de hover states */
@media (hover: hover) {
  .valor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  }
  
  .btn-cta:hover {
    background-color: var(--naranja);
    border-color: var(--naranja);
    transform: translateY(-2px);
  }
}

/* Mejoras de contraste */
.texto-header p {
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

/* ======= MODAL PROYECTOS ======= */
.modal-proyecto {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 999998;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-md);
  transform: translateZ(0);
  will-change: transform;
}

.modal-contenido {
  position: relative;
  margin: 5% auto;
  width: 90%;
  max-width: 800px;
  background: var(--surface);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  background-color: var(--blanco);
  padding: var(--spacing-md);
  transform: translateY(0);
  transition: transform var(--transition-normal);
  z-index: 201;
  transform: translateZ(0);
  will-change: transform;
}

.modal-proyecto.active .modal-contenido {
  transform: translateY(0);
}

.modal-img {
  width: 100%;
  height: 400px;
  background-size: cover;
  background-position: center;
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-md);
  position: relative;
  transition: background-image 0.3s ease;
}

.modal-texto h3 {
    color: var(--negro);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
  }

  .modal-texto p {
    color: var(--gris-oscuro);
    font-size: var(--font-size-md);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
  }

.cerrar-modal {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 35px;
  height: 35px;
  background-color: rgba(0, 0, 0, 0.5);
  color: var(--blanco);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  z-index: 10;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.cerrar-modal:hover {
  background-color: var(--naranja);
  transform: scale(1.1);
}

/* Controles de navegación del modal */
.modal-controls {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1001;
}

.modal-prev,
.modal-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  pointer-events: all;
  opacity: 0;
}

.modal-prev:hover,
.modal-next:hover {
  background: rgba(0, 0, 0, 0.8);
  transform: translateY(-50%) scale(1.1);
}

.modal-prev {
  left: 20px;
}

.modal-next {
  right: 20px;
}

.modal-controls:hover .modal-prev,
.modal-controls:hover .modal-next {
  opacity: 1;
}

/* Indicadores de imagen (dots) */
.modal-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  pointer-events: all;
}

.modal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 1);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
}

.modal-dot:hover {
  border-color: rgb(0, 0, 0);
  transform: scale(1.2);
}

.modal-dot.active {
  background: var(--naranja);
  border-color: var(--naranja);
}

/* Responsive para controles */
@media (max-width: 768px) {
  .modal-prev,
  .modal-next {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
  
  .modal-prev {
    left: 10px;
  }
  
  .modal-next {
    right: 10px;
  }
  
  .modal-dot {
    width: 10px;
    height: 10px;
  }
}

@media (max-width: 768px) {
  .modal-contenido {
    width: 95%;
    padding: var(--spacing-sm);
  }

  .modal-img {
    height: 300px;
  }

  .modal-titulo {
    font-size: var(--font-size-lg);
  }

  .modal-descripcion {
    font-size: var(--font-size-sm);
}
}

/* Animaciones para la sección Quiénes Somos */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Estilos para sección de contacto */
.contacto-grid {
  display: flex;
  justify-content: center;
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 2rem;
}

.contacto-info {
  background-color: var(--gris-claro);
  padding: 2rem;
  border-radius: var(--border-radius-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Fix para iOS Safari: evitar que el video se vea oscuro por compositing/backdrop-filter */
@supports (-webkit-touch-callout: none) {
  /* Evita oscurecimiento del video al componer con elementos superiores */
  #header-video {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    backface-visibility: hidden;
    filter: brightness(1.05) saturate(1.02) contrast(1);
  }

  /* Limitar blur del navbar en iOS para no afectar el fondo de video */
  .navbar {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background-color: rgba(243, 112, 33, 0.85);
  }

  /* Aislar el contexto del header para evitar compositing que oscurece video */
  header.parallax {
    isolation: isolate;
  }

  /* Desactivar filtros de desenfoque en iOS que pueden oscurecer el video */
  .inicio-parallax-img::before,
  .inicio-parallax-img:hover::before,
  .inicio-parallax-img .img-desc,
  .valor-card,
  .empresa-stats-banner,
  .nav-links {
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
  }
}

.contacto-info h3 {
  margin-bottom: 1rem;
  color: var(--naranja);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #25d366;
  color: white;
  padding: 10px 20px;
  border-radius: var(--border-radius-md);
  text-decoration: none;
  margin-top: 1rem;
  transition: background-color 0.3s ease;
}

.btn-whatsapp:hover {
  background-color: #128c7e;
}

.btn-whatsapp i {
  margin-right: 10px;
  font-size: 1.5rem;
}

@media (max-width: 768px) {
  .contacto-grid {
    width: 100%;
    padding: 0 1rem;
  }
}

/* Hero de la sección de contacto */
.contacto-section {
  background-color: var(--section-contacto);
  color: var(--blanco);
  padding: 4rem 0;
}

.contacto-section {
  background-color: var(--section-contacto);
  color: var(--blanco);
  padding: 4rem 0;
}

.contacto-hero {
  text-align: center;
  margin-bottom: 2rem;
}

.contacto-hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.contacto-hero h2 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--blanco);
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.contacto-hero-text {
  font-size: 1.25rem;
  font-weight: 300;
}

.contacto-grid {
  display: flex;
  justify-content: center;
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 2rem;
}

.formulario-contacto form input,
.formulario-contacto form textarea {
  background-color: var(--blanco);
  color: var(--negro);

  width: 100%;
  margin-bottom: 1rem;
  padding: 12px;
  border: 1px solid var(--gris-medio);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-md);
  transition: border-color var(--transition-fast);
}

.formulario-contacto form input:focus,
.formulario-contacto form textarea:focus {
  border-color: var(--naranja);
  outline: none;
  box-shadow: 0 0 0 3px rgba(243, 112, 33, 0.2);
}

@keyframes scaleIn {
  from {
  opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
  opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.valor-card:nth-child(1) { --card-index: 1; }
.valor-card:nth-child(2) { --card-index: 2; }
.valor-card:nth-child(3) { --card-index: 3; }
.valor-card:nth-child(4) { --card-index: 4; }

.valor-card:hover {
  transform: translateY(-10px) scale(1.02);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.15));
}

.valor-icon {
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.valor-card:hover .valor-icon {
  transform: scale(1.2) rotate(5deg);
}

.stat-item:nth-child(1) { --stat-index: 1; }
.stat-item:nth-child(2) { --stat-index: 2; }
.stat-item:nth-child(3) { --stat-index: 3; }

.stat-item:hover {
  transform: translateY(-5px) scale(1.05);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.15));
}

.stat-icon {
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-item:hover .stat-icon {
  transform: scale(1.2) rotate(5deg);
}

/* Indicadores de scroll para valores */
.valores-grid::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--naranja) var(--scroll-width, 0%), rgba(255, 255, 255, 0.2) var(--scroll-width, 0%));
  transition: width 0.3s ease;
}

/* Tooltips para las tarjetas */
.valor-card {
  position: relative;
}

.valor-card::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 0.9rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  white-space: nowrap;
  z-index: 10;
}

.valor-card:hover::before {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Mejoras de accesibilidad */
.valor-card:focus-within {
  outline: 2px solid var(--naranja);
  outline-offset: 2px;
}

.stat-item:focus-within {
  outline: 2px solid var(--naranja);
  outline-offset: 2px;
}

/* Indicador de scroll suave */
.scroll-indicator {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.scroll-indicator:hover {
  opacity: 1;
}

.scroll-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--naranja);
  transition: transform 0.3s ease;
}

.scroll-dot.active {
  transform: scale(1.5);
}

/* Galería de estadísticas */
.stats-gallery {
  margin-top: 3rem;
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  background: rgba(0, 0, 0, 0.2);
  padding: 1rem;
}

.gallery-container {
  width: 100%;
  overflow: hidden;
  position: relative;
  border-radius: var(--border-radius-md);
}

.gallery-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
  width: 500%;
}

.gallery-slide {
  width: 20%;
  flex-shrink: 0;
  padding: 0 0.5rem;
}

.gallery-slide img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius-md);
  transition: transform 0.3s ease;
}

.gallery-slide img:hover {
  transform: scale(1.05);
}

.gallery-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 1rem;
  gap: 1rem;
}

.gallery-prev,
.gallery-next {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--blanco);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-prev:hover,
.gallery-next:hover {
  background: var(--naranja);
  transform: scale(1.1);
}

.gallery-dots {
  display: flex;
  gap: 0.5rem;
}

.gallery-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
}

.gallery-dot.active {
  background: var(--naranja);
  transform: scale(1.2);
}

@media (max-width: 768px) {
  .gallery-slide img {
    height: 200px;
  }
  
  .gallery-prev,
  .gallery-next {
    width: 35px;
    height: 35px;
  }
}

/* Galería de Proyectos */
.galeria-proyectos {
  display: none;
}

.proyectos-section {
  padding: 4rem 2rem;
  background: linear-gradient(135deg, #1a1a1a, #333333);
  position: relative;
  z-index: 0;
  transform: translateZ(0);
  will-change: transform;
}

.proyectos-section h2 {
  text-align: center;
  margin-bottom: 3rem;
  color: var(--naranja);
  font-size: 3rem;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.galeria {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.proyecto {
  background: var(--blanco);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.proyecto:hover {
  transform: translateY(-5px);
}

.proyecto-img {
  height: 200px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.proyecto-info {
  padding: 1.5rem;
}

.proyecto-info h3 {
  color: var(--negro);
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.proyecto-info p {
  color: var(--gris-oscuro);
  font-size: 0.9rem;
}

.proyecto.oculto {
  display: none;
}

.cargar-mas-container {
  text-align: center;
  margin-top: 3rem;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.btn-cargar-mas,
.btn-mostrar-menos {
  display: inline-block;
  padding: 15px 40px;
  background-color: transparent;
  color: var(--blanco);
  text-decoration: none;
  border: 2px solid var(--blanco);
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.2rem;
  margin-top: 30px;
  text-align: center;
  max-width: 250px;
  cursor: pointer;
  position: relative;
  z-index: 3;
  transition: all 0.3s ease;
}

.btn-cargar-mas:hover,
.btn-mostrar-menos:hover {
  background-color: var(--naranja);
  border-color: var(--naranja);
  color: var(--blanco);
  box-shadow: 0 0 15px var(--naranja);
  animation: glowPulse 1.5s infinite;
}

/* Responsive */
@media (max-width: 1200px) {
  .galeria {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .galeria {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .galeria {
    grid-template-columns: 1fr;
  }
  
  .proyectos-section {
    padding: 3rem 1rem;
  }
  
  .proyecto-img {
    height: 180px;
  }
}

/* Aseguramos que las secciones no creen un nuevo stacking context */
.empresa-section,
.inicio-grid-parallax,
.proyectos-section,
.aliados-section,
.contacto-section {
  position: relative;
  z-index: 0;
  transform: translateZ(0);
  will-change: transform;
}

/* Ajustamos el contenido del header para que no se superponga */
.header-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  z-index: 3;
  text-align: center;
  color: var(--blanco);
  padding: var(--spacing-md);
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  min-height: calc(100vh - 70px);
  padding-top: 70px;
}

/* Cambios de color según la sección */
.navbar.empresa-active {
  background-color: rgba(26, 26, 26, 0.95);
}

.navbar.empresa-active .nav-links li a,
.navbar.empresa-active .social-icons a {
  color: var(--blanco);
}

.navbar.empresa-active .social-icons a {
  background-color: rgba(255, 255, 255, 0.1);
}

.navbar.empresa-active .nav-links li a::before {
  background-color: var(--naranja);
}

.navbar.proyectos-active {
  background-color: rgba(245, 245, 245, 0.95);
}

.navbar.aliados-active {
  background-color: rgba(255, 255, 255, 0.98);
}

.navbar.contacto-active {
  background-color: rgba(26, 26, 26, 0.95);
}

.navbar.contacto-active .nav-links li a,
.navbar.contacto-active .social-icons a {
  color: var(--blanco);
}

.navbar.contacto-active .social-icons a {
  background-color: rgba(255, 255, 255, 0.1);
}

.navbar.contacto-active .nav-links li a::before {
  background-color: var(--naranja);
}

.navbar-logo img {
  height: 50px;
}

.navbar-logo {
  z-index: 999999;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 999999;
}

.menu-toggle span {
  width: 100%;
  height: 3px;
  background-color: var(--blanco);
  border-radius: 3px;
  transition: all 0.3s ease;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  justify-content: center;
  flex: 1;
  margin-left: 4rem;
  z-index: 999999;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex !important;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.2));
  }

  .nav-links {
    position: fixed;
    top: 60px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 60px);
    flex-direction: column;
    background-color: rgba(243, 112, 33, 0.95);
    backdrop-filter: blur(10px);
    margin: 0;
    padding: 2rem;
    transition: left 0.3s ease;
  }

  .nav-links.active {
    left: 0;
  }

  .nav-links li {
    text-align: center;
  }

  .nav-links li a {
    font-size: 1.2rem;
    color: #ffffff !important;
    padding: 14px 18px; /* tap target >= 44px */
    margin: 6px 0;
    line-height: 1.4;
    font-weight: 600;
    display: inline-block;
    text-shadow: 0 2px 6px rgba(0,0,0,0.6);
    -webkit-tap-highlight-color: rgba(255,255,255,0.2);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.35));
  }

  .nav-links li a:hover,
  .nav-links li a:focus {
    color: #ffffff !important;
    text-shadow: 0 3px 8px rgba(0,0,0,0.65);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.45));
  }

  .nav-links li a:focus-visible {
    outline: none;
    text-decoration-line: underline;
    text-decoration-color: var(--naranja);
    text-decoration-thickness: 3px;
    text-underline-offset: 6px;
  }

  /* Evitar el subrayado animado en móvil; usamos fondo para contraste */
  .nav-links li a::before {
    display: none;
  }

  .nav-links a.active {
    color: #ffffff !important;
    font-weight: 700;
    text-decoration-line: underline;
    text-decoration-color: var(--naranja);
    text-decoration-thickness: 3px;
    text-underline-offset: 6px;
  }

  /* Redes visibles y desplazables sin afectar el botón menú */
  .navbar {
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
  }

  .navbar-logo { order: 1; flex: 0 0 auto; }
  .social-icons { 
    order: 2;
    display: flex !important;
    gap: 0.6rem;
    overflow-x: auto;
    white-space: nowrap;
    max-width: 50vw;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
  }
  .social-icons::-webkit-scrollbar { display: none; } /* Chrome/Safari */
  .menu-toggle { order: 3; flex: 0 0 auto; }
}

.nav-links li a {
  color: var(--blanco);
  font-weight: 500;
  text-decoration: none;
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.nav-links li a::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--blanco);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  will-change: transform;
}

.nav-links li a:hover::before,
.nav-links li a:focus::before,
.nav-links li a.active::before {
  transform: scaleX(1);
}

.nav-links a.active {
  color: var(--naranja);
  font-weight: bold;
}

.social-icons {
  display: flex;
  gap: 1rem;
  z-index: 999999;
}

.social-icons a {
  color: var(--blanco);
  font-size: var(--font-size-lg);
  transition: all var(--transition-fast);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
}

.social-icons a:hover {
  color: var(--blanco);
  background-color: var(--naranja);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

@media (max-width: 1200px) {
  .empresa-descripcion,
  .empresa-hero-content {
    max-width: 100%;
    padding: 0 1.5rem;
  }
  
  .empresa-descripcion .descripcion,
  .empresa-hero h2,
  .empresa-hero-text {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .empresa-descripcion,
  .empresa-hero-content {
    padding: 0 1rem;
  }
  
  .empresa-hero h2 {
    font-size: 2.5rem;
  }
  
  .empresa-hero-text {
    font-size: 1.1rem;
  }
  
  .empresa-descripcion .descripcion {
    font-size: 1rem;
  }
}