:root {
  /* Цветовая схема - Аналоговая */
  --primary-color: #2d5ba9;
  --primary-dark: #1c4380;
  --primary-light: #5c85c9;
  
  --secondary-color: #2d8aa9;
  --secondary-dark: #1c6080;
  --secondary-light: #5cb0c9;
  
  --tertiary-color: #2d5e92;
  --tertiary-dark: #1c4370;
  --tertiary-light: #5c88c2;
  
  --accent-color: #3bc1d3;
  --accent-dark: #26a3b5;
  --accent-light: #67d7e7;

  /* Нейтральные цвета */
  --white: #ffffff;
  --light-gray: #f5f7fa;
  --mid-gray: #e0e4e9;
  --dark-gray: #707a89;
  --darker-gray: #384150;
  --black: #1a2025;

  /* Градиенты и тени */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--tertiary-color));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
  --box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  --text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  
  /* Типографика */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  
  /* Размеры и отступы */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  
  /* Скругления и границы */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  
  /* Анимация */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s cubic-bezier(0.65, 0, 0.35, 1);
  --transition-bounce: 0.5s cubic-bezier(0.68, -0.6, 0.32, 1.6);
}

/* Сброс стилей и базовые настройки */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  color: var(--darker-gray);
  line-height: 1.6;
  background-color: var(--white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--space-md);
  color: var(--black);
}

h1 {
  font-size: 3rem;
  font-weight: 700;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--space-md);
}

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

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

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

ul {
  list-style: none;
}

/* Контейнеры и сетка */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.column {
  flex: 1;
  padding: var(--space-md);
}

.column.is-two-thirds {
  flex: 2;
}

.is-centered {
  display: flex;
  justify-content: center;
  align-items: center;
}

.text-center {
  text-align: center;
}

/* Кнопки */
.btn, button, input[type='submit'] {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border: none;
  border-radius: var(--border-radius-md);
  transition: var(--transition-normal);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  background: var(--primary-color);
  color: var(--white);
}

.btn:hover, button:hover, input[type='submit']:hover {
  transform: translateY(-3px);
  box-shadow: 0 7px 14px rgba(0, 0, 0, 0.15);
  background: var(--primary-dark);
  color: var(--white);
}

.btn:active, button:active, input[type='submit']:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

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

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

.button-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

/* Секции */
section {
  padding: var(--space-xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-sm);
}

.section-header h2:after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--accent-color);
  border-radius: var(--border-radius-sm);
}

.section-header p {
  color: var(--dark-gray);
  font-size: 1.2rem;
}

/* Хедер и навигация */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: var(--transition-normal);
}

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

.logo a {
  display: flex;
  align-items: center;
  color: var(--black);
  font-weight: 700;
  text-decoration: none;
}

.logo h1 {
  margin: 0;
  font-size: 1.75rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.nav-menu {
  display: flex;
}

.nav-list {
  display: flex;
  gap: var(--space-md);
}

.nav-list a {
  color: var(--darker-gray);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

.nav-list a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition-normal);
}

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

.nav-list a:hover:after {
  width: 100%;
}

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

.burger-menu span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--darker-gray);
  transition: var(--transition-normal);
}

/* Hero Section */
.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  color: var(--white);
  padding-top: 100px;
  overflow: hidden;
}

.hero-section .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.5));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-content h1, .hero-content h2, .hero-content p {
  color: var(--white);
  text-shadow: var(--text-shadow);
}

.hero-content h1 {
  margin-bottom: var(--space-sm);
  font-size: 3.5rem;
}

.hero-content h2 {
  margin-bottom: var(--space-md);
  font-size: 2rem;
  font-weight: 400;
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: var(--space-lg);
}

/* About Section */
.about-section {
  background-color: var(--white);
}

.about-content {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.about-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.about-image img {
  border-radius: var(--border-radius-lg);
  transition: var(--transition-slow);
}

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

.progress-container {
  margin-top: var(--space-md);
}

.progress-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
}

.progress-bar {
  height: 8px;
  width: 100%;
  background-color: var(--mid-gray);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  margin-bottom: var(--space-xs);
}

.progress {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-sm);
  transition: width 1s ease-in-out;
}

.progress-value {
  color: var(--primary-color);
  font-weight: 600;
  text-align: right;
}

/* Mission Section */
.mission-section {
  background-color: var(--light-gray);
  position: relative;
}

.mission-content {
  position: relative;
}

.mission-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.mission-cards .card {
  flex: 1;
  min-width: 300px;
  max-width: 380px;
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.mission-cards .card:hover {
  transform: translateY(-10px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.card-image {
  width: 100%;
  overflow: hidden;
}

.image-container {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.card-content {
  padding: var(--space-md);
  text-align: center;
}

.mission-statement {
  margin-top: var(--space-lg);
  text-align: center;
}

.mission-statement blockquote {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 300;
  font-style: italic;
  color: var(--darker-gray);
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-md);
  border-left: 3px solid var(--primary-color);
}

/* Courses Section */
.courses-section {
  background-color: var(--white);
}

.course-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.toggle-label {
  font-weight: 500;
  color: var(--darker-gray);
}

.toggle {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 30px;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--mid-gray);
  border-radius: 30px;
  transition: var(--transition-normal);
}

.slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 4px;
  bottom: 4px;
  background-color: var(--white);
  border-radius: 50%;
  transition: var(--transition-normal);
}

input:checked + .slider {
  background: var(--gradient-primary);
}

input:checked + .slider:before {
  transform: translateX(30px);
}

.course-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}

.course-cards .card {
  flex: 1;
  min-width: 300px;
  max-width: 400px;
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.course-cards .card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.course-details {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  margin-top: var(--space-sm);
  font-size: 0.9rem;
}

.course-details span {
  display: flex;
  align-items: center;
  margin: var(--space-xs) 0;
  color: var(--dark-gray);
}

.course-details i {
  margin-right: var(--space-xs);
  color: var(--primary-color);
}

/* History Section */
.history-section {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  color: var(--white);
}

.history-section .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6));
}

.history-section .section-header h2,
.history-section .section-header p {
  color: var(--white);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-lg) 0;
}

.timeline:before {
  content: '';
  position: absolute;
  width: 2px;
  background-color: var(--white);
  top: 0;
  bottom: 0;
  left: 20px;
  opacity: 0.3;
}

.timeline-item {
  position: relative;
  padding: 0 0 var(--space-lg) 50px;
}

.timeline-marker {
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  left: 11px;
  background: var(--accent-color);
  z-index: 1;
}

.timeline-content {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-md);
  padding: var(--space-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.timeline-content h3 {
  color: var(--accent-light);
  margin-bottom: var(--space-sm);
}

.timeline-content p {
  color: var(--white);
  margin-bottom: 0;
}

/* Behind the Scenes Section */
.behind-section {
  background-color: var(--white);
}

.team-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.team-member {
  flex: 1;
  min-width: 250px;
  max-width: 300px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.team-member .card-image {
  width: 100%;
  margin-bottom: var(--space-sm);
}

.team-member .image-container {
  width: 200px;
  height: 200px;
  margin: 0 auto;
  border-radius: 50%;
  overflow: hidden;
}

.team-member img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.team-member:hover img {
  transform: scale(1.1);
}

.team-member h3 {
  margin-bottom: var(--space-xs);
}

.team-member .position {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.team-member .description {
  color: var(--dark-gray);
  font-size: 0.9rem;
}

.facilities {
  margin-top: var(--space-xl);
  text-align: center;
}

.facilities h3 {
  margin-bottom: var(--space-lg);
}

.facilities-images {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}

.facility-image {
  flex: 1;
  min-width: 300px;
  max-width: 500px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.facility-image img {
  width: 100%;
  height: auto;
  transition: var(--transition-slow);
}

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

/* Research Section */
.research-section {
  background-color: var(--light-gray);
}

.research-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.research-image {
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.research-image img {
  border-radius: var(--border-radius-lg);
  transition: var(--transition-slow);
}

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

.research-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.stat-label {
  color: var(--darker-gray);
  font-weight: 500;
  margin-top: var(--space-xs);
}

.research-papers {
  margin-top: var(--space-lg);
}

.research-papers h3 {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.papers-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}

.paper-card {
  flex: 1;
  min-width: 300px;
  background-color: var(--white);
  padding: var(--space-md);
  border-radius: var(--border-radius-md);
  box-shadow: var(--card-shadow);
  transition: var(--transition-normal);
}

.paper-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12);
}

.paper-card h4 {
  color: var(--black);
  margin-bottom: var(--space-sm);
}

.paper-card p {
  color: var(--darker-gray);
  margin-bottom: var(--space-sm);
}

.paper-date {
  display: block;
  color: var(--dark-gray);
  font-size: 0.9rem;
}

/* Resources Section */
.resources-section {
  background-color: var(--white);
}

.resources-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}

.resource-card {
  flex: 1;
  min-width: 250px;
  padding: var(--space-md);
  border-radius: var(--border-radius-md);
  background-color: var(--light-gray);
  box-shadow: var(--card-shadow);
  text-align: center;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12);
}

.resource-icon {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--white);
  font-size: 2rem;
  border-radius: 50%;
  margin: 0 auto var(--space-md);
}

.resource-card h3 {
  margin-bottom: var(--space-sm);
}

.resource-card p {
  margin-bottom: var(--space-md);
}

.resource-card a {
  color: var(--primary-color);
  font-weight: 600;
  transition: var(--transition-normal);
  text-decoration: underline;
}

.resource-card a:hover {
  color: var(--primary-dark);
}

/* Testimonials Section */
.testimonials-section {
  position: relative;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.testimonials-section .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6));
}

.testimonials-section .section-header h2,
.testimonials-section .section-header p {
  color: var(--white);
}

.testimonials-slider {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.testimonial-item {
  padding: var(--space-md) var(--space-md) var(--space-lg);
}

.testimonial-content {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--box-shadow);
  position: relative;
}

.testimonial-content:before {
  content: '\201C';
  position: absolute;
  top: -40px;
  left: 20px;
  font-family: Georgia, serif;
  font-size: 6rem;
  color: var(--primary-light);
  opacity: 0.3;
}

.testimonial-content p {
  font-style: italic;
  margin-bottom: var(--space-md);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-author img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary-light);
}

.author-info h4 {
  margin-bottom: 0;
  color: var(--black);
}

.author-info p {
  margin-bottom: 0;
  color: var(--primary-color);
  font-weight: 500;
}

/* Community Section */
.community-section {
  background-color: var(--white);
}

.community-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.community-image {
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.community-image img {
  border-radius: var(--border-radius-lg);
  transition: var(--transition-slow);
}

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

.community-benefits {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.benefit-item {
  flex: 1;
  min-width: 200px;
  text-align: center;
  padding: var(--space-sm);
}

.benefit-item i {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--space-sm);
}

.benefit-item h4 {
  margin-bottom: var(--space-xs);
}

.benefit-item p {
  color: var(--dark-gray);
  font-size: 0.95rem;
}

.community-events {
  margin-top: var(--space-xl);
}

.community-events h3 {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.events-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}

.event-card {
  flex: 1;
  min-width: 300px;
  display: flex;
  background-color: var(--light-gray);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition-normal);
}

.event-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12);
}

.event-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
  min-width: 80px;
}

.event-date .day {
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
}

.event-date .month {
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
}

.event-details {
  padding: var(--space-md);
  flex: 1;
}

.event-details h4 {
  margin-bottom: var(--space-xs);
}

.event-details p {
  color: var(--darker-gray);
  margin-bottom: var(--space-sm);
  font-size: 0.95rem;
}

.event-time {
  display: block;
  color: var(--dark-gray);
  font-size: 0.9rem;
}

.event-time i {
  margin-right: var(--space-xs);
}

/* Pricing Section */
.pricing-section {
  position: relative;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.pricing-section .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.pricing-plans {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  position: relative;
}

.pricing-card {
  flex: 1;
  min-width: 300px;
  max-width: 350px;
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pricing-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.pricing-card.professional {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border: 2px solid var(--primary-color);
  z-index: 2;
}

.plan-badge {
  position: absolute;
  top: 20px;
  right: -30px;
  background: var(--accent-color);
  color: var(--white);
  padding: 5px 30px;
  font-size: 0.8rem;
  font-weight: 600;
  transform: rotate(45deg);
  z-index: 1;
}

.plan-header {
  padding: var(--space-md);
  text-align: center;
  background: var(--light-gray);
  width: 100%;
}

.plan-header h3 {
  margin-bottom: var(--space-xs);
}

.plan-header p {
  color: var(--dark-gray);
  margin-bottom: 0;
}

.plan-features {
  padding: var(--space-md);
  flex-grow: 1;
  width: 100%;
}

.plan-features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.plan-features li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--mid-gray);
}

.plan-features li:last-child {
  border-bottom: none;
}

.plan-features i {
  margin-right: var(--space-sm);
}

.plan-features i.fa-check {
  color: var(--primary-color);
}

.plan-features i.fa-times {
  color: var(--dark-gray);
}

.plan-cta {
  padding: var(--space-md);
  width: 100%;
  text-align: center;
}

.pricing-note {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-note p {
  font-style: italic;
  color: var(--dark-gray);
}

/* Contact Section */
.contact-section {
  background-color: var(--light-gray);
}

.contact-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.contact-info {
  margin-bottom: var(--space-lg);
}

.info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.info-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-right: var(--space-md);
  margin-top: 0.2rem;
}

.contact-map {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.contact-map img {
  width: 100%;
  border-radius: var(--border-radius-md);
}

.contact-form {
  background-color: var(--white);
  padding: var(--space-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--darker-gray);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--mid-gray);
  border-radius: var(--border-radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  background-color: var(--light-gray);
  transition: var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  background-color: var(--white);
  box-shadow: 0 0 0 3px rgba(45, 91, 169, 0.2);
}

.form-submit {
  margin-top: var(--space-lg);
  text-align: center;
}

/* Footer */
.footer {
  background-color: var(--black);
  color: var(--white);
  padding: var(--space-xl) 0 var(--space-md);
  position: relative;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-column {
  flex: 1;
  min-width: 250px;
}

.footer-column h3 {
  color: var(--white);
  margin-bottom: var(--space-md);
  position: relative;
  padding-bottom: var(--space-sm);
}

.footer-column h3:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--primary-light);
}

.footer-column.about p {
  margin-bottom: var(--space-md);
  color: var(--mid-gray);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.social-links a {
  color: var(--mid-gray);
  transition: var(--transition-normal);
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
}

.social-links a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--primary-light);
  transition: var(--transition-normal);
}

.social-links a:hover {
  color: var(--primary-light);
}

.social-links a:hover:after {
  width: 100%;
}

.footer-column.links ul,
.footer-column.legal ul {
  list-style: none;
  padding: 0;
}

.footer-column.links li,
.footer-column.legal li {
  margin-bottom: var(--space-sm);
}

.footer-column.links a,
.footer-column.legal a {
  color: var(--mid-gray);
  text-decoration: none;
  transition: var(--transition-normal);
  display: inline-block;
  position: relative;
  padding-left: var(--space-sm);
}

.footer-column.links a:before,
.footer-column.legal a:before {
  content: '›';
  position: absolute;
  left: 0;
  top: -2px;
  color: var(--primary-light);
  transition: var(--transition-normal);
}

.footer-column.links a:hover,
.footer-column.legal a:hover {
  color: var(--white);
}

.footer-column.links a:hover:before,
.footer-column.legal a:hover:before {
  left: 3px;
}

.footer-column.newsletter p {
  color: var(--mid-gray);
  margin-bottom: var(--space-md);
}

.newsletter-form {
  display: flex;
  gap: var(--space-xs);
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem;
  border: none;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-body);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.newsletter-form input::placeholder {
  color: var(--mid-gray);
}

.newsletter-form input:focus {
  outline: none;
  background-color: rgba(255, 255, 255, 0.15);
}

.newsletter-form button {
  background-color: var(--primary-light);
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-sm);
}

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

.footer-bottom p {
  color: var(--mid-gray);
  font-size: 0.9rem;
  margin: 0;
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg);
}

.success-content {
  max-width: 800px;
  padding: var(--space-lg);
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
}

.success-content h1 {
  margin-bottom: var(--space-md);
  color: var(--primary-color);
}

.success-content p {
  margin-bottom: var(--space-lg);
}

/* Terms & Privacy Pages */
.page-content {
  padding-top: 120px;
  min-height: 80vh;
  max-width: 900px;
  margin: 0 auto;
  padding-bottom: var(--space-xl);
}

.page-content h1 {
  margin-bottom: var(--space-lg);
}

.page-content h2 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
  font-size: 1.8rem;
}

.page-content p {
  margin-bottom: var(--space-md);
}

.page-content ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
  list-style-type: disc;
}

.page-content li {
  margin-bottom: var(--space-sm);
}

/* Media Queries */
@media (max-width: 1200px) {
  h1 {
    font-size: 2.8rem;
  }
  
  h2 {
    font-size: 2.2rem;
  }
  
  .hero-content h1 {
    font-size: 3rem;
  }
  
  .hero-content h2 {
    font-size: 1.8rem;
  }
  
  .stat-number {
    font-size: 2.5rem;
  }
}

@media (max-width: 992px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-content h2 {
    font-size: 1.5rem;
  }
  
  .mission-statement blockquote {
    font-size: 1.3rem;
  }
  
  .column.is-two-thirds {
    flex: 1;
    width: 100%;
  }
  
  .team-grid {
    gap: var(--space-md);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  .section-header {
    margin-bottom: var(--space-md);
  }
  
  .header-inner {
    height: 70px;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--white);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
    z-index: 1000;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
  }
  
  .nav-list li {
    margin: var(--space-md) 0;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .hero-content h2 {
    font-size: 1.3rem;
  }
  
  .button-group {
    flex-direction: column;
    align-items: center;
  }
  
  .button-group .btn {
    width: 100%;
    margin-bottom: var(--space-sm);
  }
  
  .about-content {
    flex-direction: column-reverse;
  }
  
  .mission-cards .card {
    min-width: 100%;
  }
  
  .research-stats {
    flex-direction: column;
    align-items: center;
  }
  
  .stat-item {
    margin-bottom: var(--space-md);
  }
  
  .testimonial-author {
    flex-direction: column;
    text-align: center;
  }
  
  .contact-map {
    display: none;
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--space-lg);
  }
  
  .footer-column {
    width: 100%;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  h3 {
    font-size: 1.3rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-content h2 {
    font-size: 1.2rem;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  .course-filters {
    flex-direction: column;
    align-items: center;
  }
  
  .timeline:before {
    left: 10px;
  }
  
  .timeline-marker {
    width: 15px;
    height: 15px;
    left: 7.5px;
  }
  
  .timeline-item {
    padding-left: 35px;
  }
  
  .testimonial-content {
    padding: var(--space-md);
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-form button {
    width: 100%;
    margin-top: var(--space-xs);
  }
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes slideInLeft {
  from {
    transform: translateX(-50px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(50px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Utility Classes */
.fade-in-up {
  animation: fadeInUp 0.8s ease forwards;
}

.fade-in {
  animation: fadeIn 0.8s ease forwards;
}

.scale-up {
  animation: scaleUp 0.8s ease forwards;
}

.slide-in-left {
  animation: slideInLeft 0.8s ease forwards;
}

.slide-in-right {
  animation: slideInRight 0.8s ease forwards;
}

.delay-1 {
  animation-delay: 0.2s;
}

.delay-2 {
  animation-delay: 0.4s;
}

.delay-3 {
  animation-delay: 0.6s;
}

/* CSS para la página contacts.html */
.contacts-page {
  padding-top: 100px;
  min-height: 80vh;
}

.contacts-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

/* CSS para la animación al cargar la página */
.js-loading {
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

.js-loading-complete {
  opacity: 1;
}

/* Estilos para el botón Leer más */
.read-more {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
  margin-top: var(--space-xs);
  position: relative;
}

.read-more:after {
  content: '→';
  margin-left: 5px;
  transition: var(--transition-normal);
}

.read-more:hover {
  color: var(--primary-dark);
}

.read-more:hover:after {
  margin-left: 8px;
}