@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;600;800&display=swap');

:root {
  /* Brand Colors */
  --primary: #0F3A5E; /* Azul oscuro corporativo */
  --secondary: #E36B2C; /* Naranja corporativo */
  --accent: #279FD9; /* Azul claro / cyan */
  
  /* Neutral Colors */
  --bg-color: #FAFCFF;
  --surface: #FFFFFF;
  --text-main: #1F2937;
  --text-muted: #4B5563;
  --border: #E5E7EB;

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing & Layout */
  --max-width: 1200px;
  --section-padding: 5rem 2rem;
  
  /* Effects */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text-main);
  background-color: var(--bg-color);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--primary);
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Utilities */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-4 { margin-top: 2rem; }
.bg-light { background-color: #f3f4f6; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: 999px;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}

.btn-primary {
  background-color: var(--primary);
  color: white;
}

.btn-primary:hover {
  background-color: #0a2740;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
}

.btn-secondary:hover {
  background-color: #c05822;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background-color: var(--primary);
  color: white;
}

.btn-outline-secondary {
  background-color: transparent;
  color: var(--secondary);
  border: 2px solid var(--secondary);
}

.btn-outline-secondary:hover {
  background-color: var(--secondary);
  color: white;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: var(--transition);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo img {
  height: 40px;
}

nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
}

nav a {
  font-weight: 500;
  color: var(--text-muted);
}

nav a:hover {
  color: var(--secondary);
}

.contact-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.phone-link {
  font-weight: 600;
  color: var(--primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 8rem 0 5rem;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(15, 58, 94, 0.8), rgba(15, 58, 94, 0.9)), url('https://images.unsplash.com/photo-1541888086425-d81bb19240f5?auto=format&fit=crop&w=1920&q=80') center/cover;
  color: white;
}

.hero-content {
  max-width: 800px;
  animation: fadeUp 1s ease-out;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  color: white;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero .badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(5px);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Sections */
section {
  padding: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Features (Sustentable) */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  align-items: center;
}

.feature-text h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.feature-text p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.feature-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.feature-image img:hover {
  transform: scale(1.02);
}

.certifications {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
  margin-top: 3rem;
  padding: 2rem;
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.certifications img {
  height: 50px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: var(--transition);
}

.certifications img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* Systems (SATE / DEFS) */
.system-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  transition: var(--transition);
}

.system-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

.system-card.reverse {
  grid-template-columns: 1fr 1fr;
}

.system-content {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.system-content h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

.system-content ul {
  list-style: none;
  margin-top: 1.5rem;
}

.system-content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
}

.system-content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-weight: bold;
}

.system-image {
  background: #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

/* SATE/EIFS Page Specifics */

.page-intro .intro-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.page-intro h1 {
  font-size: 2.5rem;
  max-width: 600px;
}

.link-arrow {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.link-arrow:hover {
  color: var(--secondary);
  transform: translateX(5px);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr 1fr;
  gap: 2rem;
  align-items: center;
}

.intro-img img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.intro-text p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.components-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.desc-column p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.benefits-list {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.benefits-list ul {
  list-style: none;
  margin-top: 1.5rem;
}

.benefits-list ul li {
  margin-bottom: 1rem;
  color: var(--text-muted);
  position: relative;
  padding-left: 1.5rem;
}

.benefits-list ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-weight: bold;
}

.simple-list {
  list-style: disc;
  padding-left: 1.5rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

.simple-list li {
  margin-bottom: 0.5rem;
}

.component-item {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.comp-number {
  width: 40px;
  height: 40px;
  background-color: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
}

.comp-card {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--secondary);
  flex-grow: 1;
}

.comp-card h4 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.comp-card p, .comp-card ul {
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.comp-card ul {
  padding-left: 1.5rem;
}

/* Projects */
.projects {
  background-color: var(--primary);
  color: white;
}

.projects .section-header h2 {
  color: white;
}

.projects .section-header p {
  color: rgba(255, 255, 255, 0.8);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.project-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover img {
  transform: scale(1.1);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 58, 94, 0.9), transparent);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-overlay h4 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

/* Why Us */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.benefit-card {
  background: var(--surface);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border);
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.benefit-icon {
  width: 60px;
  height: 60px;
  background: rgba(39, 159, 217, 0.1);
  color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 1.5rem;
}

/* Contact CTA */
.cta-section {
  background: linear-gradient(135deg, var(--primary), #0a2740);
  color: white;
  text-align: center;
  padding: 6rem 2rem;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.cta-content h2 {
  color: white;
  margin-bottom: 1.5rem;
}

.cta-content p {
  opacity: 0.9;
  margin-bottom: 2rem;
}

/* Footer */
footer {
  background: #051624;
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 2rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  max-width: var(--max-width);
  margin: 0 auto 3rem;
}

.footer-col h4 {
  color: white;
  margin-bottom: 1.5rem;
  font-size: 1.25rem;
}

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

.footer-col ul li {
  margin-bottom: 0.75rem;
}

.footer-col ul li a:hover {
  color: var(--secondary);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
}

/* Contact Form & Info */
.contact-info .contact-block p a {
  color: var(--text-muted);
}
.contact-info .contact-block p a:hover {
  color: var(--primary);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  background-color: var(--primary);
  color: white;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition);
}

.social-icon:hover {
  background-color: var(--secondary);
  transform: translateY(-3px);
}

.modern-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.modern-form .form-row {
  display: flex;
  gap: 1.5rem;
}

.modern-form .form-group {
  position: relative;
  width: 100%;
}

.modern-form .form-control {
  width: 100%;
  padding: 1rem 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-main);
  transition: var(--transition);
}

.modern-form .form-control:focus {
  outline: none;
  border-bottom-color: var(--primary);
}

.modern-form .form-icon {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--secondary);
  font-size: 1.2rem;
}

.modern-form .btn-submit {
  width: 100%;
  background-color: #212121;
  color: white;
  border-radius: 0;
  padding: 1rem;
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 1rem;
}

.modern-form .btn-submit:hover {
  background-color: var(--secondary);
  transform: translateY(0); /* Remove the normal btn translateY */
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 39, 64, 0.85);
  backdrop-filter: blur(5px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-color);
  width: 90%;
  max-width: 1000px;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  overflow-y: auto;
  position: relative;
  transform: translateY(30px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: white;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.25rem;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 10;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--secondary);
  color: white;
  transform: scale(1.1);
}

.modal-hero {
  position: relative;
  height: 300px;
}

.modal-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 3rem 2rem 2rem;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: white;
}

.modal-body {
  padding: 3rem 2rem;
}

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
}

.modal-specs ul {
  list-style: none;
}

.modal-specs ul li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}

.modal-specs ul li strong {
  color: var(--text-main);
  display: block;
  margin-bottom: 0.25rem;
}

.modal-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.modal-gallery img {
  border-radius: var(--radius-md);
  aspect-ratio: 4/3;
  object-fit: cover;
}

@media (max-width: 768px) {
  .modal-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Blog */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.blog-card {
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.blog-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.blog-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-content h3 {
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.blog-content p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
  flex-grow: 1;
}

.blog-meta {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--primary);
}

.blog-meta i {
  margin-right: 0.5rem;
  color: var(--secondary);
}

.blog-meta a {
  color: var(--primary);
}

.blog-meta a:hover {
  color: var(--secondary);
}

@media (max-width: 768px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

/* Page Standard Content (for Privacy Policy) */
.page-content {
  padding: 4rem 0;
  background-color: var(--bg-light);
}

.content-box {
  background: white;
  padding: 3rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.content-box h3 {
  color: var(--primary);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.content-box p, .content-box ul {
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.content-box ul {
  padding-left: 1.5rem;
}

.content-box li {
  margin-bottom: 0.5rem;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
  .system-card, .system-card.reverse {
    grid-template-columns: 1fr;
  }
  .system-image { order: -1; }
  
  .intro-grid {
    grid-template-columns: 1fr;
  }
  
  .components-grid {
    grid-template-columns: 1fr;
  }
  
  .page-intro .intro-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .cta-section .cta-content > div {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
    text-align: center !important;
  }
}

@media (max-width: 768px) {
  nav {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--surface);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
  }
  
  nav.active {
    left: 0;
  }

  nav ul {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
    font-size: 1.25rem;
  }

  .mobile-menu-btn {
    display: block;
  }

  .contact-nav {
    display: none;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  :root {
    --section-padding: 3rem 1.5rem;
  }
}

/* --- Redesign Index Styles --- */
.video-hero {
  position: relative;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}
.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  z-index: 0;
  transform: translateX(-50%) translateY(-50%);
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 58, 94, 0.7); /* primary color with opacity */
  z-index: 1;
}
.relative { position: relative; }
.z-10 { z-index: 10; }
.ml-2 { margin-left: 0.5rem; }

.sustentable-section .features-grid {
  grid-template-columns: 1fr 1.2fr;
  align-items: center;
}
.sustentable-section h3 { font-size: 2.5rem; }

.intermediate-hero {
  position: relative;
  width: 100%;
}
.image-full-width img {
  width: 100%;
  height: 60vh;
  object-fit: cover;
}
.image-card-overlay {
  position: absolute;
  bottom: 10%;
  left: 10%;
  background: rgba(255,255,255,0.95);
  padding: 2rem;
  border-radius: var(--radius-lg);
  max-width: 450px;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--secondary);
}

.system-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 5rem;
}
.system-block.reverse {
  grid-template-columns: 1fr 1fr;
}
.system-block .subtitle {
  display: block;
  font-size: 1.2rem;
  color: var(--text-muted);
  font-weight: normal;
  margin-top: 0.5rem;
}

.proyectos-videos-section {
  background: #fff;
}
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.video-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/9;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #ff0000;
  font-size: 3rem;
  background: white;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.benefits-simple-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}
.benefit-simple {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.benefit-simple .benefit-icon {
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.trust-blog-section {
  padding: 4rem 0;
  background: white;
}
.trust-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.trust-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.blog-preview-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: var(--bg-light);
  padding: 3rem;
  border-radius: var(--radius-lg);
}
.blog-preview-content h2 { font-size: 2.5rem; }
.btn-arrow {
  display: inline-flex;
  align-items: center;
  color: var(--secondary);
  font-weight: 600;
  gap: 0.5rem;
}
.btn-arrow:hover { gap: 0.8rem; }
.blog-preview-image img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.contact-form-section {
  position: relative;
  background: #0f3a5e;
  padding: 6rem 0;
  color: white;
}
.contact-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.2;
}
.contact-bg-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  position: relative;
  z-index: 10;
}
.contact-form-wrapper {
  background: rgba(255,255,255,0.05);
  padding: 3rem;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}
.contact-form-wrapper h2 { color: white; }
.contact-form-wrapper .form-control { color: white; border-bottom-color: rgba(255,255,255,0.3); }
.contact-form-wrapper .form-control::placeholder { color: rgba(255,255,255,0.6); }
.contact-form-wrapper .form-control:focus { border-bottom-color: white; }
.contact-info-large {
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-info-large h2 { font-size: 4rem; color: white; opacity: 0.5; }

@media (max-width: 992px) {
  .system-block.reverse {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .system-block, .trust-block, .blog-preview-block, .contact-container, .sustentable-section .features-grid {
    grid-template-columns: 1fr;
  }
  .image-card-overlay { position: relative; bottom: 0; left: 0; max-width: 100%; margin: -2rem 1rem 0; }
  .contact-info-large { display: none; }
}

/* --- Redesign SATE Styles --- */
.sate-intro-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
.sate-steps-container {
  margin-top: 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.sate-step {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  gap: 2rem;
  align-items: center;
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.sate-step:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.sate-step.reverse {
  /* No need to change grid-template, we just put content in right places in HTML */
}
.comp-number-large {
  width: 60px;
  height: 60px;
  background-color: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.8rem;
  box-shadow: var(--shadow-md);
  margin: 0 auto;
}
.sate-step-content p, .sate-step-content ul {
  color: var(--text-muted);
  margin-top: 1rem;
}
.sate-step-content ul {
  padding-left: 1.5rem;
}
.sate-step-image img {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: var(--radius-md);
  margin: 0 auto;
  display: block;
}
.text-left { text-align: left; }
.text-right { text-align: right; }

@media (max-width: 992px) {
  .sate-step {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .sate-step-content {
    order: 2;
    text-align: center;
  }
  .sate-step-number {
    order: 1;
    margin-bottom: 1rem;
  }
  .sate-step-image {
    order: 3;
    margin-top: 1rem;
  }
}

/* --- Redesign Contacto Page Styles --- */
.contact-page-section {
  padding: 4rem 0;
}
.contact-page-card {
  border-radius: 40px;
  padding: 5rem 3rem;
  box-shadow: var(--shadow-sm);
}
.contact-thin-title {
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}
.contact-link-text a {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition);
}
.contact-link-text a:hover {
  color: var(--primary);
}
.social-links-circle {
  display: flex;
  gap: 1rem;
}
.social-icon-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  background-color: var(--primary);
  color: white;
  border-radius: 50%;
  font-size: 1.2rem;
  transition: var(--transition);
  text-decoration: none;
}
.social-icon-circle:hover {
  background-color: var(--secondary);
  transform: translateY(-3px);
}
.btn-dark {
  background-color: #333;
  color: white;
  border: none;
  width: 100%;
}
.btn-dark:hover {
  background-color: #111;
}

/* --- YouTube Videos Grid --- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: #000;
}
.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* --- Logos Grid (Certifications & Partners) --- */
.certifications, 
.partners-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin-top: 3rem;
}

.certifications img, 
.partners-logos img {
  max-height: 60px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: var(--transition);
}

.certifications img:hover, 
.partners-logos img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* --- Trust Block & Blog Preview --- */
.trust-block,
.blog-preview-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  margin-top: 3rem;
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.trust-image img,
.blog-preview-image img {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-md);
  object-fit: cover;
  display: block;
}

@media (max-width: 768px) {
  /* Forzar todas las grillas de múltiples columnas a 1 sola columna en móviles */
  .intro-grid,
  .components-grid,
  .system-card,
  .system-card.reverse,
  .system-block,
  .system-block.reverse,
  .proyectos-grid,
  .trust-block,
  .blog-preview-block,
  .contact-page-card,
  .contact-page-card .components-grid,
  .footer-grid,
  .sate-intro-grid,
  .video-grid,
  .benefits-simple-grid,
  .projects-gallery,
  .blog-grid {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  /* Ajustes específicos para que los contenedores no desborden */
  .container {
    padding: 0 1rem;
  }
  
  /* Ajuste al footer para centrar contenido en móvil */
  .footer-col {
    text-align: center;
  }
  
  .footer-col img {
    margin: 0 auto 1rem auto;
  }
}