:root {
  /* Триадная цветовая схема */
  --primary-color: #3498db; /* Основной синий */
  --secondary-color: #e74c3c; /* Красный */
  --tertiary-color: #2ecc71; /* Зеленый */
  
  /* Нейтральные цвета */
  --light-color: #f8f9fa;
  --dark-color: #333333;
  --gray-color: #6c757d;
  --light-gray: #e9ecef;
  
  /* Оттенки основных цветов */
  --primary-dark: #2980b9;
  --secondary-dark: #c0392b;
  --tertiary-dark: #27ae60;
  
  /* Фоновые цвета */
  --bg-light: #f8f9fa;
  --bg-dark: #343a40;
  
  /* Тени для нейроморфизма */
  --neumorph-light: 5px 5px 10px rgba(0, 0, 0, 0.1), -5px -5px 10px rgba(255, 255, 255, 0.7);
  --neumorph-dark: 3px 3px 6px rgba(0, 0, 0, 0.2), -3px -3px 6px rgba(255, 255, 255, 0.1);
  --neumorph-inset: inset 3px 3px 6px rgba(0, 0, 0, 0.1), inset -3px -3px 6px rgba(255, 255, 255, 0.7);
  
  /* Радиусы и переходы */
  --border-radius: 15px;
  --border-radius-sm: 8px;
  --transition: all 0.3s ease;
}

/* Общие стили */
body {
  font-family: 'Merriweather', serif;
  color: var(--dark-color);
  background-color: var(--bg-light);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
}

/* Нейроморфные элементы */
.neumorph {
  background-color: var(--bg-light);
  box-shadow: var(--neumorph-light);
  border-radius: var(--border-radius);
  padding: 20px;
  transition: var(--transition);
}

.neumorph:hover {
  box-shadow: var(--neumorph-dark);
}

.neumorph-card {
  background-color: var(--bg-light);
  box-shadow: var(--neumorph-light);
  border-radius: var(--border-radius);
  padding: 25px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

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

.neumorph-btn {
  background-color: var(--light-color);
  box-shadow: var(--neumorph-light);
  border-radius: var(--border-radius-sm);
  border: none;
  padding: 10px 20px;
  transition: var(--transition);
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  cursor: pointer;
}

.neumorph-btn:hover {
  box-shadow: var(--neumorph-dark);
  transform: translateY(-2px);
}

.neumorph-btn:active {
  box-shadow: var(--neumorph-inset);
  transform: translateY(0);
}

.neumorph-input {
  background-color: var(--light-color);
  box-shadow: var(--neumorph-inset);
  border-radius: var(--border-radius-sm);
  border: none;
  padding: 10px 15px;
  width: 100%;
  transition: var(--transition);
}

.neumorph-input:focus {
  outline: none;
  box-shadow: inset 2px 2px 5px rgba(0, 0, 0, 0.15), inset -2px -2px 5px rgba(255, 255, 255, 0.9);
}

/* Секция заголовков */
.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
  font-weight: 700;
  color: var(--dark-color);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--tertiary-color));
  border-radius: 3px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--gray-color);
  margin-bottom: 2.5rem;
}

.section-padding {
  padding: 80px 0;
}

/* Кнопки */
.btn {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  padding: 12px 30px;
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
  border: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: var(--neumorph-light);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--neumorph-dark);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--neumorph-inset);
}

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

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

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

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

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

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

button, input[type="submit"] {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  padding: 12px 30px;
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
  border: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: var(--neumorph-light);
  cursor: pointer;
}

button:hover, input[type="submit"]:hover {
  transform: translateY(-3px);
  box-shadow: var(--neumorph-dark);
}

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

/* Ссылки */
a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

a.read-more {
  display: inline-block;
  font-weight: 600;
  color: var(--primary-color);
  position: relative;
  padding-right: 20px;
}

a.read-more::after {
  content: '→';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  transition: var(--transition);
}

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

a.read-more:hover::after {
  right: -5px;
}

/* Изображения */
.image-container {
  border-radius: var(--border-radius);
  overflow: hidden;
  margin-bottom: 20px;
  box-shadow: var(--neumorph-light);
  transition: var(--transition);
}

.image-container:hover {
  box-shadow: var(--neumorph-dark);
  transform: translateY(-5px);
}

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

.image-container:hover img {
  transform: scale(1.03);
}

.card-image {
  width: 100%;
  overflow: hidden;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  margin-bottom: 15px;
  text-align: center;
}

.card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: var(--transition);
  margin: 0 auto;
}

.card:hover .card-image img {
  transform: scale(1.03);
}

/* Карточки */
.card {
  border: none;
  box-shadow: var(--neumorph-light);
  border-radius: var(--border-radius);
  transition: var(--transition);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

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

.card-content {
  padding: 20px;
  text-align: center;
}

.card h3 {
  margin-top: 0;
  color: var(--dark-color);
  font-weight: 700;
  margin-bottom: 15px;
}

.team-card .card-image {
  border-radius: 50%;
  width: 200px;
  height: 200px;
  overflow: hidden;
  margin: 0 auto 20px;
}

.team-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card .position {
  color: var(--gray-color);
  font-style: italic;
  margin-bottom: 15px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(248, 249, 250, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 15px 0;
  transition: var(--transition);
}

.header.scrolled {
  padding: 10px 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--dark-color);
}

.navbar-brand:hover {
  color: var(--primary-color);
}

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

.navbar-nav .nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  color: var(--dark-color);
  padding: 10px 15px;
  position: relative;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

.navbar-nav .nav-link:hover {
  color: var(--primary-color);
}

.navbar-nav .nav-link:hover::after {
  width: 60%;
}

/* Hero Section */
.hero {
  position: relative;
  padding: 150px 0 100px;
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  min-height: 80vh;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero h1, .hero p {
  color: #FFFFFF;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  font-weight: 700;
}

.hero p.lead {
  font-size: 1.5rem;
  margin-bottom: 30px;
  font-weight: 300;
}

/* About Section */
#about img {
  border-radius: var(--border-radius);
  box-shadow: var(--neumorph-light);
}

/* Services Section */
.bg-light {
  background-color: var(--bg-light);
}

/* Projects Section */
.project-card {
  margin-bottom: 30px;
}

.project-card .card-image {
  height: 300px;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  overflow: hidden;
}

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

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

/* Behind the Scenes */
#behind-scenes .neumorph-card {
  margin-bottom: 30px;
}

#behind-scenes ol, #behind-scenes ul {
  text-align: left;
}

/* Resources Section */
.resource-list {
  list-style-type: none;
  padding-left: 0;
  text-align: left;
}

.resource-list li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 20px;
}

.resource-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* Team Section */
.team-card {
  margin-bottom: 30px;
}

/* Innovation Section */
#innovation ul {
  text-align: left;
}

/* Events Section */
.custom-slider {
  position: relative;
  overflow: hidden;
  padding: 30px 0;
}

.slider-container {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  gap: 20px;
  padding: 20px 10px;
}

.slider-container::-webkit-scrollbar {
  display: none;
}

.slide {
  flex: 0 0 auto;
  width: 350px;
  margin-right: 20px;
  scroll-snap-align: start;
}

.event-card {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--neumorph-light);
  transition: var(--transition);
  background-color: var(--light-color);
}

.event-card:hover {
  box-shadow: var(--neumorph-dark);
  transform: translateY(-5px);
}

.event-card .card-image {
  height: 200px;
  overflow: hidden;
}

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

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

.event-card .card-content {
  padding: 20px;
}

.event-card .date {
  color: var(--gray-color);
  font-style: italic;
  margin-bottom: 10px;
}

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

.prev-btn, .next-btn {
  background-color: var(--light-color);
  color: var(--primary-color);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  margin: 0 10px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* FAQ Section */
.accordion {
  margin-bottom: 30px;
}

.accordion-item {
  margin-bottom: 15px;
  border: none;
}

.accordion-button {
  background-color: var(--light-color);
  color: var(--dark-color);
  font-weight: 600;
  box-shadow: var(--neumorph-light);
  border-radius: var(--border-radius) !important;
  padding: 15px 20px;
}

.accordion-button:not(.collapsed) {
  background-color: var(--primary-color);
  color: white;
  box-shadow: var(--neumorph-dark);
}

.accordion-button:focus {
  box-shadow: var(--neumorph-dark);
  border-color: transparent;
}

.accordion-body {
  padding: 20px;
  background-color: var(--light-color);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* Contact Section */
.contact-info, .contact-form {
  margin-bottom: 30px;
}

.contact-info h3, .contact-form h3 {
  margin-bottom: 20px;
}

.contact-form label {
  font-weight: 600;
  margin-bottom: 8px;
}

.map-container {
  overflow: hidden;
  border-radius: var(--border-radius);
  height: 400px;
}

.map-container iframe {
  border: 0;
  width: 100%;
  height: 100%;
}

/* Footer */
.footer {
  background-color: var(--bg-dark);
  color: var(--light-color);
  padding: 60px 0 30px;
  margin-top: 50px;
}

.footer h3 {
  color: white;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.footer p {
  color: rgba(255, 255, 255, 0.7);
}

.footer-nav {
  list-style-type: none;
  padding-left: 0;
}

.footer-nav li {
  margin-bottom: 10px;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.footer-nav a:hover {
  color: white;
  padding-left: 5px;
}

.social-links a {
  color: rgba(255, 255, 255, 0.7);
  margin-right: 10px;
  transition: var(--transition);
}

.social-links a:hover {
  color: white;
}

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

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

/* Адаптивный дизайн */
@media (max-width: 1200px) {
  .section-title {
    font-size: 2.2rem;
  }
  
  .hero h1 {
    font-size: 3rem;
  }
}

@media (max-width: 992px) {
  .section-padding {
    padding: 60px 0;
  }
  
  .hero {
    padding: 120px 0 80px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 50px 0;
  }
  
  .hero {
    padding: 100px 0 60px;
    min-height: 60vh;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p.lead {
    font-size: 1.2rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .slide {
    width: 280px;
  }
}

@media (max-width: 576px) {
  .section-padding {
    padding: 40px 0;
  }
  
  .hero {
    padding: 80px 0 40px;
  }
  
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .card-image {
    height: 180px;
  }
}

/* Анимации */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

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

/* Параллакс */
.parallax {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
}

/* Дополнительные страницы */
.page-content {
  padding-top: 100px;
  min-height: 80vh;
}

.privacy-content, .terms-content {
  padding: 120px 0 60px;
}

.privacy-content h1, .terms-content h1 {
  margin-bottom: 30px;
}

.privacy-content h2, .terms-content h2 {
  margin: 30px 0 15px;
}

.privacy-content p, .terms-content p {
  margin-bottom: 15px;
}

/* Глобальные служебные классы */
.text-primary {
  color: var(--primary-color) !important;
}

.text-secondary {
  color: var(--secondary-color) !important;
}

.text-tertiary {
  color: var(--tertiary-color) !important;
}

.bg-primary {
  background-color: var(--primary-color) !important;
}

.bg-secondary {
  background-color: var(--secondary-color) !important;
}

.bg-tertiary {
  background-color: var(--tertiary-color) !important;
}

.text-white {
  color: #FFFFFF !important;
}

.mb-6 {
  margin-bottom: 4rem !important;
}

.mt-6 {
  margin-top: 4rem !important;
}

.py-6 {
  padding-top: 4rem !important;
  padding-bottom: 4rem !important;
}

/* Эффекты при наведении для карточек */
.hover-zoom {
  transition: var(--transition);
}

.hover-zoom:hover {
  transform: scale(1.03);
}

/* Темные карточки */
.card-dark {
  background-color: var(--bg-dark);
  color: var(--light-color);
}

.card-dark h3 {
  color: white;
}

/* Кастомизация для форм в нейроморфном стиле */
input:focus, 
textarea:focus, 
select:focus {
  outline: none;
  box-shadow: var(--neumorph-inset);
  border-color: transparent;
}

/* Кастомизированные чекбоксы */
.form-check-input {
  background-color: var(--light-color);
  border: none;
  box-shadow: var(--neumorph-inset);
}

.form-check-input:checked {
  background-color: var(--primary-color);
  box-shadow: var(--neumorph-light);
}

/* Стили для cookie consent */
#cookie-consent {
  transition: var(--transition);
}

#accept-cookies:hover {
  background-color: #2980b9;
}

.accordion-item {
  padding: 0 !important;
}

@media (max-width:768px){
  .header {
    position: relative;
  }
  .navbar-toggler {
    display: none;
  }

  body {
    padding-top: 0 !important;
  }

  .about-content .section-padding {
    padding-left: 16px;
    padding-right: 16px;
  }
}