:root {
  /* Основная монохромная палитра - оттенки темно-синего */
  --primary-color: #1a2a47;
  --primary-light: #2c3e5d;
  --primary-dark: #0e1a2c;
  --accent-color: #3d5a80;
  --text-light: #ffffff;
  --text-dark: #333333;
  --text-muted: #6c757d;
  --background-light: #f5f7fa;
  --background-dark: #e1e5eb;
  --shadow-color: rgba(26, 42, 71, 0.15);
  --highlight-color: #4d6b9a;
  --success-color: #28a745;
  --error-color: #dc3545;
  --border-radius: 12px;
  --card-shadow: 8px 8px 16px rgba(26, 42, 71, 0.1), -8px -8px 16px rgba(255, 255, 255, 0.8);
  --button-shadow: 4px 4px 8px rgba(26, 42, 71, 0.2), -4px -4px 8px rgba(255, 255, 255, 0.7);
  --button-shadow-hover: 6px 6px 12px rgba(26, 42, 71, 0.25), -6px -6px 12px rgba(255, 255, 255, 0.9);
  --button-shadow-active: inset 4px 4px 8px rgba(26, 42, 71, 0.2), inset -4px -4px 8px rgba(255, 255, 255, 0.7);
  --transition-speed: 0.3s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'IBM Plex Sans', sans-serif;
  color: var(--text-dark);
  background-color: var(--background-light);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

p {
  margin-bottom: 1.5rem;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

a:hover {
  color: var(--primary-color);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Typography */
h1 {
  font-size: 3.5rem;
  line-height: 1.2;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.25rem;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.section-title:after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--accent-color);
  margin: 1rem auto 0;
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  margin-top: -2rem;
  margin-bottom: 3rem;
}

/* Buttons */
.btn, 
button, 
input[type="submit"] {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  background-color: var(--accent-color);
  color: var(--text-light);
  border: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  text-align: center;
  box-shadow: var(--button-shadow);
  font-family: 'Inter', sans-serif;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn:hover, 
button:hover, 
input[type="submit"]:hover {
  background-color: var(--primary-color);
  box-shadow: var(--button-shadow-hover);
  transform: translateY(-2px);
}

.btn:active, 
button:active, 
input[type="submit"]:active {
  transform: translateY(0);
  box-shadow: var(--button-shadow-active);
}

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

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

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

.secondary-btn:hover {
  background-color: var(--text-light);
  color: var(--primary-color);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(245, 247, 250, 0.95);
  box-shadow: 0 2px 10px rgba(26, 42, 71, 0.1);
  backdrop-filter: blur(5px);
  transition: all var(--transition-speed) ease;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 0;
}

.logo h1 {
  font-size: 1.8rem;
  margin: 0;
  color: var(--primary-color);
}

.logo a {
  color: inherit;
}

.navigation {
  display: flex;
}

.nav-menu {
  display: flex;
  align-items: center;
}

.nav-menu li {
  margin-left: 1.5rem;
}

.nav-menu a {
  font-weight: 500;
  color: var(--primary-color);
  position: relative;
  padding: 0.3rem 0;
}

.nav-menu a:before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-color);
  transition: width var(--transition-speed) ease;
}

.nav-menu a:hover:before {
  width: 100%;
}

.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

.burger-menu span {
  display: block;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 3px;
  transition: all var(--transition-speed) ease;
}

.burger-menu.active span:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

.burger-menu.active span:nth-child(2) {
  opacity: 0;
}

.burger-menu.active span:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  margin-bottom: 4rem;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(26, 42, 71, 0.85), rgba(26, 42, 71, 0.6));
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--text-light);
  max-width: 800px;
}

.hero-content h1 {
  color: var(--text-light);
  font-size: 4rem;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
  font-size: 1.5rem;
  margin-bottom: 2.5rem;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

/* Vision Section */
.vision {
  padding: 6rem 0;
}

.vision-content {
  display: flex;
  flex-wrap: wrap;
  gap: 4rem;
  margin-bottom: 4rem;
}

.vision-text {
  flex: 1;
  min-width: 300px;
}

.vision-image {
  flex: 1;
  min-width: 300px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.image-container {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-speed) ease;
}

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

.vision-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

/* Card Styles (used in multiple sections) */
.card {
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-speed) ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-10px);
}

.card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  border-radius: calc(var(--border-radius) - 5px);
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  width: 100%;
  text-align: center;
}

.card-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin: 0.5rem 0;
}

.featured {
  position: relative;
  transform: scale(1.05);
  z-index: 1;
  border: 2px solid var(--accent-color);
}

.featured:before {
  content: 'Recomendado';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--accent-color);
  color: var(--text-light);
  padding: 0.3rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Research Section */
.research {
  padding: 6rem 0;
  background-color: var(--background-dark);
}

.research-content {
  display: flex;
  flex-wrap: wrap;
  gap: 4rem;
  margin-bottom: 4rem;
}

.research-text {
  flex: 1;
  min-width: 300px;
}

.research-image {
  flex: 1;
  min-width: 300px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.timeline {
  margin-top: 4rem;
}

.timeline h3 {
  text-align: center;
  margin-bottom: 2rem;
}

.timeline-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline-container:before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 100%;
  background-color: var(--accent-color);
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  width: 50%;
  padding: 0 2rem;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-dot {
  position: absolute;
  top: 10px;
  width: 20px;
  height: 20px;
  background-color: var(--accent-color);
  border-radius: 50%;
  box-shadow: 0 0 0 4px var(--background-dark), 0 0 0 8px rgba(61, 90, 128, 0.2);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -10px;
}

.timeline-content {
  padding: 1.5rem;
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
}

/* Partners Section */
.partners {
  padding: 6rem 0;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.partner-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-speed) ease;
}

.partner-card:hover {
  transform: translateY(-10px);
}

.external-resources {
  background-color: var(--background-dark);
  border-radius: var(--border-radius);
  padding: 3rem;
  margin-top: 4rem;
}

.external-resources h3 {
  text-align: center;
  margin-bottom: 2rem;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.resource-item {
  display: flex;
  align-items: center;
  padding: 1.2rem;
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-speed) ease;
}

.resource-item:hover {
  transform: translateY(-5px);
  background-color: var(--primary-light);
  color: var(--text-light);
}

.resource-item:hover h4,
.resource-item:hover p {
  color: var(--text-light);
}

.resource-icon {
  font-size: 2rem;
  margin-right: 1rem;
}

.resource-content {
  flex: 1;
}

.resource-content h4 {
  margin-bottom: 0.5rem;
}

.resource-content p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

/* Pricing Section */
.pricing {
  padding: 6rem 0;
  background-color: var(--background-dark);
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.pricing-cards .card ul {
  text-align: left;
  margin-bottom: 2rem;
}

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

.pricing-cards .card li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

.pricing-extras {
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  padding: 3rem;
  box-shadow: var(--card-shadow);
}

.pricing-extras h3 {
  text-align: center;
  margin-bottom: 2rem;
}

.extras-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.extra-item {
  padding: 1.5rem;
  background-color: var(--background-dark);
  border-radius: var(--border-radius);
  box-shadow: var(--button-shadow);
}

.extra-item h4 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.extra-item p {
  margin-bottom: 0;
}

/* News Section */
.news {
  padding: 6rem 0;
}

.news-carousel {
  margin-bottom: 4rem;
}

.carousel-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.carousel-item {
  min-width: 100%;
  padding: 1rem;
}

.carousel-controls {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

.prev-btn, .next-btn {
  background-color: var(--primary-color);
  color: var(--text-light);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  margin: 0 0.5rem;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-speed) ease;
}

.prev-btn:hover, .next-btn:hover {
  background-color: var(--accent-color);
}

.date {
  display: block;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.read-more {
  display: inline-block;
  margin-top: 1rem;
  color: var(--accent-color);
  font-weight: 500;
  position: relative;
}

.read-more:after {
  content: '→';
  margin-left: 0.3rem;
  transition: transform var(--transition-speed) ease;
}

.read-more:hover:after {
  transform: translateX(5px);
}

.news-gallery {
  margin-top: 4rem;
}

.news-gallery h3 {
  text-align: center;
  margin-bottom: 2rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.gallery-item {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-speed) ease;
}

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

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

.gallery-item:hover img {
  transform: scale(1.1);
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background-color: var(--background-dark);
}

.contact-content {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
}

.contact-info {
  flex: 1;
  min-width: 300px;
}

.contact-info ul {
  margin-bottom: 2rem;
}

.contact-info li {
  margin-bottom: 1.5rem;
}

.contact-info strong {
  display: block;
  color: var(--primary-color);
  margin-bottom: 0.3rem;
}

.contact-map {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  margin-top: 2rem;
}

.contact-form {
  flex: 1;
  min-width: 300px;
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--card-shadow);
}

.contact-form h3 {
  text-align: center;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 0.8rem;
  border-radius: var(--border-radius);
  border: 2px solid var(--background-dark);
  background-color: var(--background-light);
  font-family: 'IBM Plex Sans', sans-serif;
  transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(61, 90, 128, 0.2);
}

/* Footer */
.footer {
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-logo h2 {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.footer-links h3,
.footer-social h3,
.footer-newsletter h3 {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  position: relative;
}

.footer-links h3:after,
.footer-social h3:after,
.footer-newsletter h3:after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background-color: var(--accent-color);
  margin-top: 0.5rem;
}

.footer-links ul li {
  margin-bottom: 0.8rem;
}

.footer-links a,
.footer-social a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-speed) ease;
}

.footer-links a:hover,
.footer-social a:hover {
  color: var(--text-light);
}

.footer-social ul li {
  margin-bottom: 0.8rem;
}

.newsletter-form {
  display: flex;
  margin-top: 1.5rem;
}

.newsletter-form input {
  flex: 1;
  padding: 0.8rem;
  border: none;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
  margin-right: -2px;
}

.newsletter-form button {
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  background-color: var(--accent-color);
}

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

/* Cookie Popup */
.cookie-popup {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(26, 42, 71, 0.95);
  color: var(--text-light);
  padding: 1rem;
  z-index: 9999;
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.cookie-content p {
  margin-bottom: 0;
  padding-right: 2rem;
}

.cookie-btn {
  background-color: var(--text-light);
  color: var(--primary-color);
  border: none;
  padding: 0.5rem 1.5rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 500;
  transition: background-color var(--transition-speed) ease;
}

.cookie-btn:hover {
  background-color: var(--accent-color);
  color: var(--text-light);
}

/* Success Page */
.success-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  text-align: center;
  padding: 2rem;
}

.success-content {
  max-width: 600px;
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  padding: 3rem;
  box-shadow: var(--card-shadow);
}

.success-icon {
  font-size: 5rem;
  color: var(--success-color);
  margin-bottom: 2rem;
}

/* About, Privacy, Terms Pages */
.page-content {
  padding-top: 100px;
  padding-bottom: 4rem;
}

.page-header {
  text-align: center;
  margin-bottom: 3rem;
}

/* Media Queries */
@media (max-width: 1024px) {
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.2rem;
  }
  
  .hero-content h1 {
    font-size: 3.2rem;
  }
}

@media (max-width: 768px) {
  .burger-menu {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--background-light);
    flex-direction: column;
    padding: 2rem;
    box-shadow: 0 10px 15px rgba(26, 42, 71, 0.1);
    transform: translateY(-150%);
    opacity: 0;
    transition: all var(--transition-speed) ease;
    z-index: 999;
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
  }
  
  .nav-menu li {
    margin: 1rem 0;
    width: 100%;
    text-align: center;
  }
  
  .hero-content h1 {
    font-size: 2.8rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .timeline-container:before {
    left: 20px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 60px;
    padding-right: 0;
    left: 0;
    text-align: left;
  }
  
  .timeline-item .timeline-dot {
    left: 10px;
  }
  
  .contact-content {
    flex-direction: column;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-form input {
    border-radius: var(--border-radius);
    margin-right: 0;
    margin-bottom: 1rem;
  }
  
  .newsletter-form button {
    border-radius: var(--border-radius);
    width: 100%;
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-content p {
    padding-right: 0;
    margin-bottom: 1rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .container {
    padding: 0 1.5rem;
  }
  
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .hero-content p {
    font-size: 1.2rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
}
html,body{
  overflow-x: hidden;
}