:root {
  /* Цветовая схема */
  --primary-color: #6a11cb;
  --primary-color-dark: #5209a0;
  --secondary-color: #2575fc;
  --secondary-color-dark: #1a65dd;
  --accent-color: #ff7e5f;
  --accent-color-dark: #e56e52;
  --text-color: #333333;
  --text-color-light: #666666;
  --text-color-lighter: #999999;
  --background-color: #f8f9fa;
  --white-color: #ffffff;
  --black-color: #222222;
  --gray-light: #f0f0f0;
  --gray-medium: #dddddd;
  --gray-dark: #aaaaaa;
  
  /* Градиенты */
  --primary-gradient: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  --accent-gradient: linear-gradient(135deg, var(--accent-color) 0%, #feb47b 100%);
  --overlay-gradient: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.4));
  --overlay-gradient-light: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.2));
  
  /* Тени для нейроморфизма */
  --neuro-shadow-large: 10px 10px 20px rgba(0, 0, 0, 0.1), -10px -10px 20px rgba(255, 255, 255, 0.5);
  --neuro-shadow-medium: 5px 5px 10px rgba(0, 0, 0, 0.1), -5px -5px 10px rgba(255, 255, 255, 0.5);
  --neuro-shadow-small: 3px 3px 6px rgba(0, 0, 0, 0.1), -3px -3px 6px rgba(255, 255, 255, 0.5);
  --neuro-shadow-inset: inset 3px 3px 6px rgba(0, 0, 0, 0.1), inset -3px -3px 6px rgba(255, 255, 255, 0.5);
  
  /* Закругления */
  --border-radius-small: 5px;
  --border-radius-medium: 10px;
  --border-radius-large: 20px;
  --border-radius-xl: 30px;
  
  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Общие стили */
body {
  font-family: 'Merriweather', serif;
  color: var(--text-color);
  background-color: var(--background-color);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

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

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

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-gradient);
  z-index: 1;
}

/* Нейроморфические элементы */
.neuro-card {
  background: var(--white-color);
  border-radius: var(--border-radius-medium);
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.neuro-button {
  background: var(--white-color);
  border: none;
  border-radius: var(--border-radius-medium);
  box-shadow: var(--neuro-shadow-small);
  padding: 0.75rem 1.5rem;
  transition: all var(--transition-medium);
}

.neuro-button:hover {
  box-shadow: var(--neuro-shadow-inset);
}

/* Хедер и навигация */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--white-color);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-medium);
}

.header.scrolled {
  padding: 0.5rem 0;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--primary-color);
}

.navbar-toggler {
  border: none;
  padding: 0.5rem;
  border-radius: var(--border-radius-small);
  box-shadow: var(--neuro-shadow-small);
}

.navbar-toggler:focus {
  box-shadow: var(--neuro-shadow-inset);
  outline: none;
}

.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  color: var(--text-color);
  padding: 0.5rem 1rem;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background: var(--primary-gradient);
  transform: scaleX(0);
  transition: transform var(--transition-medium);
}

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

.nav-link:hover::after {
  transform: scaleX(1);
}

/* Кнопки */
.btn {
  border-radius: var(--border-radius-medium);
  padding: 0.625rem 1.5rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  transition: all var(--transition-medium);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(-100%);
  transition: transform var(--transition-fast);
}

.btn:hover::before {
  transform: translateX(0);
}

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

.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(135deg, var(--primary-color-dark) 0%, var(--secondary-color-dark) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(106, 17, 203, 0.3);
}

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

.btn-outline-light:hover {
  background-color: var(--white-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.btn-outline-primary {
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  background: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: var(--white-color);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 0.75rem 2rem;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 0.375rem 1rem;
  font-size: 0.875rem;
}

/* Hero секция */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white-color);
  margin-top: 0;
  padding: 6rem 0;
  overflow: hidden;
}

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

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.hero h2 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 2rem;
  text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

/* Instructors секция */
.instructors-section {
  background-color: var(--white-color);
  padding: 5rem 0;
}

.instructor-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  border: none;
  border-radius: var(--border-radius-medium);
  overflow: hidden;
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

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

.card-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.card-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
  text-align: center;
}

.card-text {
  color: var(--text-color);
  margin-bottom: 1.5rem;
}

.instructor-social {
  margin-top: auto;
}

/* Events секция */
.events-section {
  background: linear-gradient(180deg, var(--white-color) 0%, var(--gray-light) 100%);
  padding: 5rem 0;
}

.event-card {
  height: 100%;
  border: none;
  border-radius: var(--border-radius-medium);
  overflow: hidden;
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
}

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

.event-date {
  display: flex;
  align-items: center;
}

.badge {
  padding: 0.5rem 0.75rem;
  font-weight: 600;
  border-radius: var(--border-radius-small);
}

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

/* События - Timeline */
.events-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline-container {
  position: relative;
}

.timeline-container::after {
  content: '';
  position: absolute;
  width: 4px;
  background-color: var(--gray-medium);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 1.5rem;
  box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
  left: 0;
  padding-right: 3rem;
}

.timeline-item:nth-child(even) {
  left: 50%;
  padding-left: 3rem;
}

.timeline-dot {
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-gradient);
  z-index: 1;
  box-shadow: 0 0 0 4px var(--white-color);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -10px;
  top: 1.5rem;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -10px;
  top: 1.5rem;
}

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

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

/* Events Calendar */
.events-calendar {
  background-color: var(--gray-light);
  padding: 5rem 0;
}

.calendar-wrapper {
  max-width: 1200px;
  margin: 0 auto;
}

.calendar-card {
  height: 100%;
  border: none;
  border-radius: var(--border-radius-medium);
  overflow: hidden;
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.calendar-card .card-header {
  border-bottom: none;
  padding: 1rem;
}

.calendar-card .list-group-item {
  border: none;
  border-bottom: 1px solid var(--gray-medium);
  padding: 0.75rem 1rem;
}

.calendar-card .list-group-item:last-child {
  border-bottom: none;
}

/* Resources секция */
.resources-section {
  background-color: var(--white-color);
  padding: 5rem 0;
}

.resource-card {
  height: 100%;
  border: none;
  border-radius: var(--border-radius-medium);
  overflow: hidden;
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
}

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

.accordion {
  box-shadow: var(--neuro-shadow-medium);
  border-radius: var(--border-radius-medium);
  overflow: hidden;
}

.accordion-item {
  border: none;
  background-color: var(--white-color);
}

.accordion-button {
  padding: 1.25rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  color: var(--primary-color);
  background-color: var(--white-color);
  box-shadow: none;
}

.accordion-button:not(.collapsed) {
  color: var(--primary-color-dark);
  background-color: rgba(106, 17, 203, 0.05);
}

.accordion-button:focus {
  box-shadow: none;
  border-color: var(--primary-color);
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%236a11cb'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

/* Testimonials секция */
.testimonials-section {
  background-color: var(--gray-light);
  padding: 5rem 0;
}

.testimonial-card {
  height: 100%;
  border: none;
  border-radius: var(--border-radius-medium);
  overflow: hidden;
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
}

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

.testimonial-quote {
  color: var(--primary-color);
  font-size: 2rem;
  opacity: 0.5;
}

.testimonial-author h4 {
  color: var(--black-color);
  margin-bottom: 0.25rem;
}

.metric-item {
  padding: 2rem;
  background-color: var(--white-color);
  border-radius: var(--border-radius-medium);
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.metric-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--neuro-shadow-large);
}

.metric-item h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

/* Contact секция */
.contact-section {
  background-color: var(--white-color);
  padding: 5rem 0;
}

.icon-box {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white-color);
  font-size: 1.2rem;
}

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

.form-control, .form-select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-medium);
  border-radius: var(--border-radius-small);
  transition: all var(--transition-fast);
  background-color: var(--white-color);
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(106, 17, 203, 0.25);
}

.form-check-input:checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.contact-map img {
  border-radius: var(--border-radius-medium);
  box-shadow: var(--neuro-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.contact-map img:hover {
  transform: scale(1.02);
  box-shadow: var(--neuro-shadow-large);
}

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

.footer h3 {
  color: var(--white-color);
  margin-bottom: 1.5rem;
  position: relative;
}

.footer h3::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--accent-color);
}

.footer p {
  color: rgba(255, 255, 255, 0.8);
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: var(--white-color);
  text-decoration: none;
}

.social-links a {
  margin-right: 1rem;
  font-weight: 600;
  transition: color var(--transition-fast);
}

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

.newsletter-form .form-control {
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white-color);
}

.newsletter-form .form-control::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter-form .btn {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: var(--white-color);
}

.newsletter-form .btn:hover {
  background-color: var(--accent-color-dark);
  border-color: var(--accent-color-dark);
}

/* Модальные окна */
.modal-content {
  border: none;
  border-radius: var(--border-radius-medium);
  overflow: hidden;
}

.modal-header {
  background: var(--primary-gradient);
  color: var(--white-color);
  border-bottom: none;
}

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

.btn-close {
  color: var(--white-color);
  opacity: 0.8;
}

.modal-body {
  padding: 2rem;
}

.modal-footer {
  border-top: none;
  padding: 1rem 2rem 2rem;
}

/* Cookie Consent */
#cookieConsent {
  box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.2);
}

#acceptCookies {
  transition: all var(--transition-fast);
}

#acceptCookies:hover {
  background-color: var(--primary-color);
  color: var(--white-color);
}

/* Страница success.html */
.success-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 2rem;
  text-align: center;
  background: linear-gradient(135deg, var(--white-color) 0%, var(--gray-light) 100%);
}

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

.success-message {
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* Страницы terms.html и privacy.html */
.page-content {
  padding-top: 120px;
  padding-bottom: 5rem;
}

.page-title {
  color: var(--primary-color);
  margin-bottom: 2rem;
  font-size: 2.5rem;
}

/* Адаптивность */
@media (max-width: 991.98px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero h2 {
    font-size: 1.5rem;
  }
  
  .timeline-container::after {
    left: 31px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }
  
  .timeline-item:nth-child(odd), 
  .timeline-item:nth-child(even) {
    left: 0;
  }
  
  .timeline-item:nth-child(odd) .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot {
    left: 21px;
  }
}

@media (max-width: 767.98px) {
  .hero {
    min-height: 500px;
    padding: 4rem 0;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero h2 {
    font-size: 1.2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .btn {
    padding: 0.5rem 1.25rem;
  }
  
  .btn-lg {
    padding: 0.625rem 1.5rem;
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 575.98px) {
  .hero {
    min-height: 450px;
  }
  
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .hero .btn {
    display: block;
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .timeline-content {
    padding: 1rem;
  }
  
  .footer {
    text-align: center;
  }
  
  .footer h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
}

/* Эффекты AOS */
[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
}

[data-aos].aos-animate {
  opacity: 1;
}

[data-aos="fade-up"] {
  transform: translateY(50px);
}

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

[data-aos="fade-right"] {
  transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
  transform: translateX(0);
}

[data-aos="fade-left"] {
  transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
  transform: translateX(0);
}

[data-aos="zoom-in"] {
  transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
  transform: scale(1);
}

/* Дополнительные стили для ссылок "Читать далее" */
.read-more {
  display: inline-block;
  font-weight: 600;
  color: var(--primary-color);
  position: relative;
  padding-right: 1.5rem;
  transition: all var(--transition-fast);
}

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

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

.read-more:hover::after {
  transform: translate(5px, -50%);
}

/* Микроанимации */
@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0px);
  }
}

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

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* Асимметричный баланс */
.asymmetric-section {
  position: relative;
  overflow: hidden;
}

.asymmetric-section::before {
  content: '';
  position: absolute;
  width: 40%;
  height: 100%;
  top: 0;
  left: -5%;
  background: var(--primary-gradient);
  opacity: 0.05;
  transform: skewX(-15deg);
  z-index: 0;
}

.asymmetric-section::after {
  content: '';
  position: absolute;
  width: 30%;
  height: 80%;
  bottom: -10%;
  right: -5%;
  background: var(--accent-gradient);
  opacity: 0.05;
  transform: skewX(-15deg);
  z-index: 0;
}

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

/* Анимации для изображений */
.img-hover-zoom {
  overflow: hidden;
  border-radius: var(--border-radius-medium);
}

.img-hover-zoom img {
  transition: transform var(--transition-slow);
}

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

/* Карточки для профилей и проектов */
.card, .item, .testimonial, .team-member, .product-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card-image, .image-container {
  width: 100%;
  height: 300px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.card-image img, .image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0 auto;
}

/* Cookie consent popup */
#cookieConsent {
  background-color: rgba(0, 0, 0, 0.85) !important;
  color: white !important;
  z-index: 9999 !important;
}

#acceptCookies {
  background-color: var(--white-color);
  color: var(--text-color);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-small);
  font-weight: 600;
  transition: all var(--transition-fast);
}

#acceptCookies:hover {
  background-color: var(--accent-color);
  color: var(--white-color);
}