:root {
  /* Триадная цветовая схема */
  --primary-color: #3498db; /* Основной синий */
  --secondary-color: #e74c3c; /* Красный акцент */
  --tertiary-color: #2ecc71; /* Зеленый акцент */
  
  /* Оттенки для каждого основного цвета */
  --primary-dark: #2980b9;
  --primary-light: #75b9e7;
  --secondary-dark: #c0392b;
  --secondary-light: #f29f97;
  --tertiary-dark: #27ae60;
  --tertiary-light: #7ee2a8;
  
  /* Нейтральные цвета */
  --dark: #333333;
  --medium-dark: #555555;
  --medium: #777777;
  --medium-light: #999999;
  --light: #f5f5f5;
  --white: #949393;
  
  /* Фоновые градиенты */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  --gradient-tertiary: linear-gradient(135deg, var(--tertiary-color), var(--tertiary-dark));
  
  /* Теневые эффекты */
  --shadow-small: 0 2px 5px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 5px 15px rgba(0, 0, 0, 0.1);
  --shadow-large: 0 10px 25px rgba(0, 0, 0, 0.15);
  
  /* Переходы и анимации */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  
  /* Радиусы скругления */
  --radius-small: 4px;
  --radius-medium: 8px;
  --radius-large: 16px;
  --radius-circle: 50%;
  
  /* Типографика */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Merriweather', serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3rem;
  
  /* Размеры разделов */
  --section-padding: 5rem 0;
  --container-padding: 0 1.5rem;
}

/* Базовые стили */
html {
  scroll-behavior: smooth;
}

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

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

p {
  margin-bottom: 1.5rem;
  color: var(--medium-dark);
}

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

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

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

.section {
  padding: var(--section-padding);
}

.container {
  padding: var(--container-padding);
}

/* Заголовки секций */
.title.is-2 {
  text-align: center;
  position: relative;
  margin-bottom: 2.5rem;
  color: var(--dark);
}

.title.is-2:after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--primary-color);
  margin: 0.75rem auto;
  border-radius: var(--radius-small);
}

.subtitle.is-4 {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 2.5rem;
  color: var(--medium);
}

/* Кнопки */
.button {
  font-family: var(--font-heading);
  font-weight: 600;
  border-radius: var(--radius-medium);
  transition: all var(--transition-medium);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: var(--shadow-small);
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.button:active {
  transform: translateY(1px);
}

.button.is-primary {
  background: var(--gradient-primary);
  border: none;
}

.button.is-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
}

.button.is-light {
  background: var(--light);
  color: var(--primary-dark);
  border: 1px solid var(--primary-light);
}

.button.is-light:hover {
  background: var(--white);
  color: var(--primary-color);
}

.button.is-large {
  padding: 1rem 2rem;
  font-size: var(--font-size-lg);
}

/* Навигация */
.navbar {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-small);
  transition: all var(--transition-medium);
}

.navbar.is-fixed-top {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.navbar-item {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--dark);
  transition: color var(--transition-medium);
}

.navbar-item:hover {
  color: var(--primary-color);
  background-color: transparent !important;
}

.navbar-burger {
  color: var(--dark);
}

.navbar-burger:hover {
  background-color: transparent;
}

.navbar-burger span {
  height: 2px;
  width: 20px;
  left: calc(50% - 10px);
}

.navbar-burger span:nth-child(1) {
  top: calc(50% - 7px);
}

.navbar-burger span:nth-child(3) {
  top: calc(50% + 5px);
}

/* Hero секция */
.hero {
  position: relative;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}

.hero-background:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.4));
}

.hero-body {
  display: flex;
  align-items: center;
  min-height: 100vh;
  padding-top: 120px;
}

.hero .title,
.hero .subtitle,
.hero p {
  /*color: var(--white) !important;*/
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero .title {
  font-size: var(--font-size-4xl);
  margin-bottom: 1.5rem;
}

.hero .subtitle {
  font-size: var(--font-size-2xl);
  margin-bottom: 2rem;
  font-weight: 400;
}

.hero .buttons {
  margin-top: 2rem;
}

/* Features секция */
.features-section {
  background-color: var(--white);
}

.feature-card {
  height: 100%;
  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;
}

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

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

.feature-card .image-container {
  height: 240px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.feature-card .card-content {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--white);
}

.feature-card .title {
  color: var(--dark);
  margin-bottom: 1rem;
  font-size: var(--font-size-xl);
}

/* Methodology секция */
.methodology-section {
  background-color: var(--light);
  position: relative;
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline:before {
  content: '';
  position: absolute;
  width: 4px;
  background-color: var(--primary-light);
  top: 0;
  bottom: 0;
  left: 20px;
  border-radius: var(--radius-small);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  padding-left: 60px;
}

.timeline-marker {
  position: absolute;
  width: 24px;
  height: 24px;
  background-color: var(--primary-color);
  border: 4px solid var(--white);
  border-radius: var(--radius-circle);
  left: 10px;
  top: 0;
  z-index: 1;
  box-shadow: var(--shadow-small);
  transition: transform var(--transition-bounce), background-color var(--transition-medium);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.2);
  background-color: var(--secondary-color);
}

.timeline-content {
  background-color: var(--white);
  padding: 2rem;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-small);
  transition: transform var(--transition-medium);
}

.timeline-item:hover .timeline-content {
  transform: translateX(10px);
}

/* Case Studies секция */
.case-studies-section {
  background-color: var(--white);
}

.case-study-card {
  height: 100%;
  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;
}

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

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

.case-study-card .image-container {
  height: 240px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

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

.case-study-card .title {
  color: var(--dark);
  margin-bottom: 1rem;
  font-size: var(--font-size-xl);
}

/* External Resources секция */
.external-resources-section {
  background-color: var(--light);
}

.resource-card {
  height: 100%;
  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;
  background-color: var(--white);
}

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

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

.resource-card .title {
  margin-bottom: 1rem;
  font-size: var(--font-size-lg);
}

.resource-card a {
  color: var(--primary-color);
  transition: color var(--transition-medium);
  text-decoration: none;
}

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

/* Instructors секция */
.instructors-section {
  background-color: var(--white);
}

.instructor-card {
  height: 100%;
  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;
}

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

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

.instructor-card .image-container {
  height: 300px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.instructor-card .card-content {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.instructor-card .title {
  color: var(--dark);
  margin-bottom: 0.5rem;
  font-size: var(--font-size-xl);
}

.instructor-card .subtitle {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-size: var(--font-size-md);
  font-weight: 500;
}

/* Pricing секция */
.pricing-section {
  background-color: var(--light);
}

.pricing-card {
  height: 100%;
  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;
  text-align: center;
  background-color: var(--white);
  position: relative;
}

.pricing-card.featured {
  transform: scale(1.05);
  border: 2px solid var(--primary-color);
  z-index: 2;
}

.pricing-card.featured:hover {
  transform: scale(1.08) translateY(-10px);
}

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

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

.pricing-card .title {
  color: var(--dark);
  margin-bottom: 1rem;
  font-size: var(--font-size-xl);
}

.pricing-card .price {
  font-size: var(--font-size-2xl);
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 2rem;
  font-family: var(--font-heading);
}

.pricing-card .plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  text-align: left;
}

.pricing-card .plan-features li {
  margin-bottom: 0.75rem;
  padding-left: 1.5rem;
  position: relative;
  color: var(--medium-dark);
}

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

/* Insights секция */
.insights-section {
  background-color: var(--white);
}

.insight-card {
  height: 100%;
  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;
}

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

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

.insight-card .image-container {
  height: 240px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

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

.insight-card .title {
  color: var(--dark);
  margin-bottom: 1rem;
  font-size: var(--font-size-xl);
}

/* FAQ секция */
.faq-section {
  background-color: var(--light);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--white);
  border-radius: var(--radius-medium);
  margin-bottom: 1.5rem;
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: box-shadow var(--transition-medium);
}

.faq-item:hover {
  box-shadow: var(--shadow-medium);
}

.faq-question {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-medium);
}

.faq-question:hover {
  background-color: rgba(52, 152, 219, 0.05);
}

.faq-question h3 {
  margin: 0;
  font-size: var(--font-size-lg);
  color: var(--dark);
}

.faq-question .icon {
  color: var(--primary-color);
  transition: transform var(--transition-medium);
}

.faq-item.active .faq-question .icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.5rem;
  height: 0;
  overflow: hidden;
  transition: height var(--transition-medium), padding var(--transition-medium);
}

.faq-item.active .faq-answer {
  height: auto;
  padding: 0 1.5rem 1.5rem;
}

/* Contact секция */
.contact-section {
  background-color: var(--white);
}

.contact-info {
  padding: 2rem;
  background-color: var(--light);
  border-radius: var(--radius-medium);
  height: 100%;
}

.info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.info-item .icon {
  margin-right: 1rem;
  color: var(--primary-color);
  font-size: var(--font-size-xl);
}

.info-item p {
  margin: 0;
  color: var(--medium-dark);
}

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

.map-container img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-medium);
}

.contact-form {
  padding: 2rem;
  background-color: var(--white);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
  height: 100%;
}

.contact-form .label {
  color: var(--dark);
  font-weight: 600;
}

.contact-form .input,
.contact-form .textarea,
.contact-form .select select {
  border-radius: var(--radius-small);
  border: 1px solid var(--medium-light);
  box-shadow: none;
  transition: border-color var(--transition-medium), box-shadow var(--transition-medium);
}

.contact-form .input:focus,
.contact-form .textarea:focus,
.contact-form .select select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.contact-form .checkbox {
  margin-top: 1rem;
}

.contact-form .checkbox input {
  margin-right: 0.5rem;
}

/* Footer */
.footer {
  background-color: var(--dark);
  color: var(--light);
  padding: 5rem 0 2rem;
}

.footer .title {
  color: var(--white);
}

.footer-description {
  color: var(--medium-light);
  margin-top: 1rem;
}

.footer-links,
.footer-social,
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li,
.footer-social li {
  margin-bottom: 0.75rem;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
  color: var(--medium-light);
}

.footer-contact .icon {
  margin-right: 0.75rem;
  color: var(--primary-light);
}

.footer-links a,
.footer-social a {
  color: var(--medium-light);
  transition: color var(--transition-medium);
  text-decoration: none;
}

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

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--medium-light);
}

/* Cookie Consent Popup */
.cookie-popup {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(51, 51, 51, 0.95);
  color: var(--white);
  padding: 1rem;
  z-index: 9999;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.cookie-content p {
  margin: 0;
  padding-right: 2rem;
  color: var(--light);
}

.cookie-content .button {
  white-space: nowrap;
}

/* Success Page */
.success-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  text-align: center;
  padding: 2rem;
  background-color: var(--light);
}

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

.success-page .title {
  color: var(--dark);
  margin-bottom: 1.5rem;
}

.success-page .subtitle {
  color: var(--medium);
  margin-bottom: 3rem;
  max-width: 600px;
}

/* Terms & Privacy Pages */
.terms-page,
.privacy-page {
  padding-top: 100px;
  background-color: var(--white);
}

.terms-content,
.privacy-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  background-color: var(--white);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
}

.terms-content h2,
.privacy-content h2 {
  color: var(--dark);
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  font-size: var(--font-size-xl);
}

.terms-content h3,
.privacy-content h3 {
  color: var(--medium-dark);
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-size: var(--font-size-lg);
}

.terms-content p,
.privacy-content p {
  margin-bottom: 1.5rem;
  color: var(--medium-dark);
}

.terms-content ul,
.privacy-content ul {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
}

.terms-content li,
.privacy-content li {
  margin-bottom: 0.75rem;
  color: var(--medium-dark);
}

/* Анимации для прокрутки */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s var(--transition-bounce);
}

.animate-on-scroll.animate__animated {
  opacity: 1;
  transform: translateY(0);
}

/* Медиа-запросы для отзывчивости */
@media (max-width: 1023px) {
  .hero .title {
    font-size: var(--font-size-3xl);
  }
  
  .hero .subtitle {
    font-size: var(--font-size-xl);
  }
  
  .timeline:before {
    left: 15px;
  }
  
  .timeline-marker {
    width: 20px;
    height: 20px;
    left: 5px;
  }
  
  .cookie-content {
    flex-direction: column;
  }
  
  .cookie-content p {
    margin-bottom: 1rem;
    padding-right: 0;
  }
}

@media (max-width: 768px) {
  .hero .title {
    font-size: var(--font-size-2xl);
  }
  
  .hero .subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-body {
    padding-top: 80px;
    min-height: 80vh;
  }
  
  .feature-card .image-container,
  .case-study-card .image-container,
  .insight-card .image-container {
    height: 200px;
  }
  
  .instructor-card .image-container {
    height: 250px;
  }
  
  .pricing-card.featured {
    transform: scale(1);
  }
  
  .pricing-card.featured:hover {
    transform: translateY(-10px);
  }
  
  .timeline-item {
    padding-left: 50px;
  }
}

@media (max-width: 576px) {
  .hero .buttons {
    flex-direction: column;
  }
  
  .hero .buttons .button {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .feature-card .image-container,
  .case-study-card .image-container,
  .insight-card .image-container {
    height: 180px;
  }
  
  .instructor-card .image-container {
    height: 220px;
  }
  
  .timeline-item {
    padding-left: 40px;
  }
}