:root {
  /* Основная цветовая схема "Раздельно-дополнительная" */
  --primary-color: #3C5C9C; /* Основной синий */
  --primary-dark: #2A4174; /* Темно-синий для ховера */
  --primary-light: #6888C8; /* Светло-синий для акцентов */
  
  --secondary-color: #E05338; /* Дополнительный оранжево-красный */
  --secondary-dark: #B33D28; /* Темный оранжево-красный */
  --secondary-light: #FF7A62; /* Светлый оранжево-красный */
  
  --tertiary-color: #58AD69; /* Третичный зеленый */
  --tertiary-dark: #3D7B4A; /* Темно-зеленый */
  --tertiary-light: #7ECC8D; /* Светло-зеленый */
  
  /* Нейтральные цвета */
  --black: #1E1E1E;
  --dark-gray: #333333;
  --medium-gray: #666666;
  --light-gray: #999999;
  --off-white: #F7F7F7;
  --white: #FFFFFF;
  
  /* Фоновые цвета */
  --background-light: var(--off-white);
  --background-dark: var(--black);
  --background-alternate: #F0F4F8;
  
  /* Типографика */
  --font-heading: 'Roboto', sans-serif;
  --font-body: 'Lato', sans-serif;
  
  /* Размеры */
  --container-width: 1280px;
  --gutter: 24px;
  --radius-small: 4px;
  --radius-medium: 8px;
  --radius-large: 12px;
  
  /* Тени */
  --shadow-small: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-large: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Сброс стилей */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

/* Типографика */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--black);
}

h1 {
  font-size: 3.5rem;
  text-transform: uppercase;
  letter-spacing: -1px;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.5rem;
}

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

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

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

.read-more {
  font-weight: 600;
  color: var(--secondary-color);
  position: relative;
  padding-bottom: 2px;
  transition: all var(--transition-medium);
}

.read-more::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--secondary-color);
  transition: width var(--transition-medium);
}

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

.read-more:hover::after {
  width: 100%;
}

/* Контейнер */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Секции */
.section {
  padding: 80px 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 0.5rem;
  position: relative;
  text-transform: uppercase;
  font-weight: 900;
  color: var(--primary-dark);
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--secondary-color);
  margin: 15px auto 20px;
}

.section-subtitle {
  text-align: center;
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto 50px;
  color: var(--medium-gray);
}

/* Альтернативный фон для секций */
.section:nth-child(even) {
  background-color: var(--background-alternate);
}

/* Кнопки */
.btn, button, input[type="submit"] {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: var(--radius-small);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-medium);
  text-align: center;
  box-shadow: var(--shadow-small);
}

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

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

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

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

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

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

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

/* Для кнопок в форме контакта */
.contact-form .btn {
  width: 100%;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-small);
  transition: all var(--transition-medium);
  backdrop-filter: blur(5px);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px var(--gutter);
}

.logo {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary-color);
  text-transform: uppercase;
}

.logo a {
  color: inherit;
  text-decoration: none;
}

.logo h1 {
  font-size: 1.5rem;
  margin: 0;
}

/* Навигация */
.desktop-nav {
  display: flex;
}

.desktop-nav ul {
  display: flex;
  list-style: none;
}

.desktop-nav li {
  margin-left: 30px;
}

.desktop-nav a {
  color: var(--dark-gray);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
  position: relative;
}

.desktop-nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--secondary-color);
  transition: width var(--transition-medium);
}

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

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

/* Мобильная навигация */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  transition: all var(--transition-medium);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  height: 0;
  background-color: var(--white);
  overflow: hidden;
  transition: height var(--transition-medium);
  box-shadow: var(--shadow-medium);
  z-index: 999;
}

.mobile-nav.active {
  height: calc(100vh - 70px);
  overflow-y: auto;
}

.mobile-nav ul {
  list-style: none;
  padding: 20px;
}

.mobile-nav li {
  margin-bottom: 20px;
}

.mobile-nav a {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  padding: 10px 0;
  color: var(--dark-gray);
  border-bottom: 1px solid var(--light-gray);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 0 80px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white);
  margin-top: 0;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  z-index: 10;
}

.hero-content h1 {
  color: var(--white);
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  font-size: 3rem;
  font-weight: 900;
}

.hero-content p {
  font-size: 1.5rem;
  margin-bottom: 30px;
  color: var(--white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

/* Services Section */
.services-carousel {
  position: relative;
  overflow: hidden;
  margin: 40px 0;
}

.services-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
  gap: 30px;
}

.carousel-controls {
  display: flex;
  justify-content: center;
  margin-top: 30px;
  gap: 20px;
}

.prev-btn, .next-btn {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-medium);
}

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

/* Card Styles */
.card {
  background-color: var(--white);
  border-radius: var(--radius-medium);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 280px;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-large);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

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

.card-content {
  padding: 25px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.card-content h3 {
  font-size: 1.4rem;
  margin-bottom: 15px;
  color: var(--primary-dark);
}

.card-content p {
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Behind the Scenes Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 0;
}

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

.timeline-item {
  position: relative;
  margin-bottom: 60px;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--secondary-color);
  z-index: 2;
}

.timeline-content {
  position: relative;
  width: 45%;
  padding: 25px;
  background-color: var(--white);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-left: auto;
}

.timeline-content h3 {
  color: var(--primary-dark);
  margin-bottom: 15px;
}

.timeline-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-small);
  margin-top: 15px;
}

/* Team Section */
.team-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 30px;
}

.team-grid .card-image {
  height: 300px;
  border-radius: 50% 50% 0 0;
}

.team-grid .card-content h4 {
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: 15px;
}

/* External Resources */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.resource-card {
  background-color: var(--white);
  border-radius: var(--radius-medium);
  padding: 25px;
  box-shadow: var(--shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.resource-card h3 {
  color: var(--primary-dark);
  margin-bottom: 15px;
  font-size: 1.3rem;
}

.resource-link {
  display: inline-block;
  margin-top: 15px;
  color: var(--secondary-color);
  font-weight: 700;
  position: relative;
}

.resource-link::after {
  content: '→';
  margin-left: 5px;
  transition: transform var(--transition-medium);
}

.resource-link:hover {
  color: var(--secondary-dark);
}

.resource-link:hover::after {
  transform: translateX(5px);
}

/* Case Studies */
.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
}

.case-results {
  background-color: var(--primary-light);
  color: var(--white);
  padding: 15px;
  border-radius: var(--radius-small);
  margin-top: 15px;
  font-weight: 600;
}

.case-results span {
  font-weight: 700;
  color: var(--primary-dark);
}

/* Testimonials */
.testimonials-carousel {
  position: relative;
  overflow: hidden;
  margin: 40px 0;
}

.testimonials-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
  gap: 30px;
}

.testimonials-track .card {
  padding: 0;
  text-align: center;
}

.testimonials-track .card-image {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin: 25px auto 15px;
}

.testimonials-track .card-image img {
  border-radius: 50%;
}

.stars {
  color: var(--secondary-color);
  font-size: 1.2rem;
  margin-bottom: 15px;
}

/* Webinars */
.webinars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.webinar-info {
  background-color: var(--background-alternate);
  padding: 15px;
  border-radius: var(--radius-small);
  margin-bottom: 20px;
}

/* Partners */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.partner-card {
  background-color: var(--white);
  padding: 25px;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
  text-align: center;
  transition: transform var(--transition-medium);
}

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

.partner-card img {
  max-width: 200px;
  height: auto;
  margin: 0 auto 20px;
}

.partner-card h3 {
  color: var(--primary-dark);
  margin-bottom: 10px;
}

/* FAQ */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 20px;
  border-radius: var(--radius-medium);
  overflow: hidden;
  box-shadow: var(--shadow-small);
}

.faq-question {
  background-color: var(--white);
  padding: 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question h3 {
  margin: 0;
  font-size: 1.2rem;
  flex: 1;
}

.faq-toggle {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.faq-answer {
  background-color: var(--background-alternate);
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.faq-answer p {
  padding: 20px 0;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.info-item {
  margin-bottom: 20px;
}

.info-item h3 {
  color: var(--primary-dark);
  margin-bottom: 10px;
  font-size: 1.2rem;
}

/* Form */
.contact-form {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--dark-gray);
}

.form-group input, 
.form-group select, 
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-small);
  background-color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.privacy-check {
  display: flex;
  align-items: flex-start;
}

.privacy-check input {
  margin-top: 5px;
  margin-right: 10px;
  width: auto;
}

/* Map */
.map-container {
  height: 450px;
  width: 100%;
  border-radius: var(--radius-medium);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
}

/* Footer */
.footer {
  background-color: var(--primary-dark);
  color: var(--white);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo h2 {
  color: var(--white);
  margin-bottom: 20px;
}

.footer-info p {
  color: var(--off-white);
  opacity: 0.8;
}

.footer h3 {
  color: var(--white);
  font-size: 1.3rem;
  margin-bottom: 20px;
  position: relative;
}

.footer h3::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
}

.footer-links ul, .footer-social ul {
  list-style: none;
}

.footer-links li, .footer-social li {
  margin-bottom: 10px;
}

.footer-links a, .footer-social a {
  color: var(--off-white);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.footer-links a:hover, .footer-social a:hover {
  opacity: 1;
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: var(--off-white);
  opacity: 0.6;
  margin: 0;
}

/* Success Page */
.success-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: 20px;
}

.success-container {
  max-width: 600px;
  background-color: var(--white);
  padding: 50px;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-large);
}

.success-icon {
  font-size: 5rem;
  color: var(--tertiary-color);
  margin-bottom: 20px;
}

.success-title {
  color: var(--primary-dark);
  margin-bottom: 20px;
}

.success-message {
  margin-bottom: 30px;
}

/* Privacy & Terms */
.page-content {
  padding-top: 120px;
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: 80px;
}

.page-title {
  margin-bottom: 40px;
  text-align: center;
}

.page-section {
  margin-bottom: 40px;
}

.page-section h2 {
  color: var(--primary-dark);
  border-bottom: 2px solid var(--light-gray);
  padding-bottom: 10px;
  margin-bottom: 20px;
}

/* Cookie Consent */
#cookie-consent {
  border-top: 3px solid var(--primary-color);
}

#accept-cookies {
  background-color: var(--tertiary-color);
  color: var(--white);
  padding: 10px 20px;
  border-radius: var(--radius-small);
  font-weight: 700;
  transition: background-color var(--transition-fast);
}

#accept-cookies:hover {
  background-color: var(--tertiary-dark);
}

/* Медиа-запросы */
@media (max-width: 1024px) {
  h1 {
    font-size: 2.8rem;
  }
  
  h2 {
    font-size: 2.2rem;
  }
  
  .timeline-content {
    width: 80%;
    margin: 0 auto !important;
  }
  
  .timeline::before {
    left: 0;
  }
  
  .timeline-dot {
    left: 0;
  }
  
  .contact-grid, 
  .contact-info {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-nav {
    display: block;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-content p {
    font-size: 1.2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 15px;
  }
  
  .case-studies-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .contact-form {
    padding: 20px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

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

@keyframes slideInLeft {
  from {
    transform: translateX(-100px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(100px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes scaleUp {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* Эффекты при прокрутке */
[data-aos="custom-fade"] {
  opacity: 0;
  transform: translateY(30px);
  transition: transform 0.8s cubic-bezier(0.68, -0.55, 0.27, 1.55), opacity 0.8s ease-out;
}

[data-aos="custom-fade"].aos-animate {
  opacity: 1;
  transform: translateY(0);
}