/* CSS Variables - Яркая цветовая схема */
:root {
  /* Основные яркие цвета */
  --primary-color: #FF6B35;
  --primary-dark: #E55A2B;
  --primary-light: #FF8A61;
  
  --secondary-color: #4ECDC4;
  --secondary-dark: #3DB5AC;
  --secondary-light: #70D7D0;
  
  --accent-color: #FFE66D;
  --accent-dark: #F5D93C;
  --accent-light: #FFED94;
  
  --tertiary-color: #A8E6CF;
  --tertiary-dark: #8FD9B8;
  --tertiary-light: #C1F2E2;
  
  /* Яркие дополнительные цвета */
  --electric-blue: #007BFF;
  --vibrant-purple: #8B5CF6;
  --hot-pink: #EC4899;
  --neon-green: #10B981;
  --orange-burst: #F59E0B;
  
  /* Нейтральные цвета */
  --white: #FFFFFF;
  --light-gray: #F8F9FA;
  --medium-gray: #6C757D;
  --dark-gray: #343A40;
  --black: #212529;
  
  /* Градиенты */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--hot-pink));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--electric-blue));
  --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--orange-burst));
  --gradient-hero: linear-gradient(135deg, var(--vibrant-purple), var(--electric-blue), var(--primary-color));
  
  /* Нейроморфные тени */
  --shadow-light: 8px 8px 16px rgba(163, 177, 198, 0.3), -8px -8px 16px rgba(255, 255, 255, 0.7);
  --shadow-dark: inset 8px 8px 16px rgba(163, 177, 198, 0.3), inset -8px -8px 16px rgba(255, 255, 255, 0.7);
  --shadow-hover: 12px 12px 24px rgba(163, 177, 198, 0.4), -12px -12px 24px rgba(255, 255, 255, 0.8);
  
  /* Типография */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Work Sans', sans-serif;
  
  /* Размеры */
  --border-radius: 20px;
  --border-radius-small: 12px;
  --border-radius-large: 30px;
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --section-padding: 80px 0;
}

/* Базовые стили */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark-gray);
  background: var(--light-gray);
  overflow-x: hidden;
}

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

h1 { font-size: 3.5rem; }
h2 { font-size: 2.8rem; }
h3 { font-size: 2.2rem; }
h4 { font-size: 1.8rem; }
h5 { font-size: 1.4rem; }
h6 { font-size: 1.2rem; }

p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  color: var(--medium-gray);
}

/* Глобальные стили кнопок */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-light);
  background: var(--gradient-primary);
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
  min-width: 160px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: var(--transition);
}

.btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-hover);
  color: var(--white);
  text-decoration: none;
}

.btn:hover::before {
  left: 100%;
}

.btn:active {
  transform: translateY(-1px) scale(0.98);
}

/* Варианты кнопок */
.btn-primary {
  background: var(--gradient-primary);
}

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

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

.btn-outline-primary:hover {
  background: var(--gradient-primary);
  color: var(--white);
  border-color: transparent;
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

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

.btn-lg {
  padding: 20px 40px;
  font-size: 1.1rem;
  min-width: 180px;
}

.btn-sm {
  padding: 12px 24px;
  font-size: 0.9rem;
  min-width: 120px;
}

/* Utility классы */
.section-padding {
  padding: var(--section-padding);
}

.section-title {
  font-size: 2.8rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--medium-gray);
  max-width: 600px;
  margin: 0 auto 3rem;
}

/* Навигация */
.navbar-custom {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
  z-index: 1000;
}

.navbar-brand img {
  transition: var(--transition);
}

.navbar-brand:hover img {
  transform: scale(1.05);
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--dark-gray) !important;
  margin: 0 1rem;
  padding: 0.5rem 1rem !important;
  border-radius: var(--border-radius-small);
  transition: var(--transition);
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--gradient-primary);
  transition: var(--transition);
  transform: translateX(-50%);
  border-radius: 3px;
}

.nav-link:hover {
  color: var(--primary-color) !important;
  transform: translateY(-2px);
}

.nav-link:hover::before {
  width: 80%;
}

.navbar-toggler {
  border: none;
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: none;
}

/* Hero секция */
.hero-section {
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-hero);
  opacity: 0.8;
  z-index: 1;
}

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

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--white) !important;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
  animation: morphing 6s ease-in-out infinite;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: var(--white) !important;
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 1px 1px 4px rgba(0,0,0,0.3);
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Морфинг анимации */
@keyframes morphing {
  0%, 100% { 
    transform: scale(1) rotateX(0deg);
    filter: hue-rotate(0deg);
  }
  25% { 
    transform: scale(1.02) rotateX(2deg);
    filter: hue-rotate(90deg);
  }
  50% { 
    transform: scale(1.05) rotateX(0deg);
    filter: hue-rotate(180deg);
  }
  75% { 
    transform: scale(1.02) rotateX(-2deg);
    filter: hue-rotate(270deg);
  }
}

@keyframes cardMorph {
  0%, 100% { 
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    border-radius: var(--border-radius);
  }
  33% { 
    transform: perspective(1000px) rotateY(2deg) rotateX(1deg);
    border-radius: var(--border-radius-large);
  }
  66% { 
    transform: perspective(1000px) rotateY(-1deg) rotateX(2deg);
    border-radius: var(--border-radius-small);
  }
}

/* Нейроморфные карточки */
.neomorphic-card, .card {
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  border: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.neomorphic-card:hover, .card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: var(--shadow-hover);
  animation: cardMorph 2s ease-in-out infinite;
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  position: relative;
}

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

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

.card-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.card-content h4, .card-content h5 {
  color: var(--dark-gray);
  margin-bottom: 1rem;
}

.card-content p {
  color: var(--medium-gray);
  flex: 1;
  text-align: center;
}

/* Course features */
.course-features {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.badge {
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-small);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

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

/* Feature списки */
.feature-list {
  margin-top: 2rem;
}

.feature-item {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  border-left: 4px solid var(--primary-color);
}

.feature-item:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-hover);
}

.feature-item h5 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

/* Case Studies секция */
.case-study-card {
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  overflow: hidden;
  transition: var(--transition);
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.case-study-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  animation: cardMorph 3s ease-in-out infinite;
}

.case-study-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition);
  display: block;
  margin: 0 auto;
}

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

.case-content {
  padding: 2rem;
  text-align: center;
}

.case-content h4 {
  color: var(--dark-gray);
  margin-bottom: 1rem;
}

.case-content p {
  color: var(--medium-gray);
  margin-bottom: 1.5rem;
}

.case-tags {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.tag {
  background: var(--gradient-accent);
  color: var(--dark-gray);
  padding: 0.3rem 0.8rem;
  border-radius: var(--border-radius-small);
  font-size: 0.8rem;
  font-weight: 600;
}

/* Events Calendar секция */
.events-calendar {
  max-width: 800px;
  margin: 0 auto;
}

.event-item {
  display: flex;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  margin-bottom: 2rem;
  overflow: hidden;
  transition: var(--transition);
  align-items: flex-start;
}

.event-item:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-hover);
}

.event-date {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 2rem;
  text-align: center;
  min-width: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.event-date .day {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.event-date .month {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.event-content {
  padding: 2rem;
  flex: 1;
}

.event-content h5 {
  color: var(--dark-gray);
  margin-bottom: 1rem;
}

.event-content p {
  color: var(--medium-gray);
  margin-bottom: 1rem;
}

.event-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.event-meta span {
  background: var(--light-gray);
  color: var(--medium-gray);
  padding: 0.3rem 0.8rem;
  border-radius: var(--border-radius-small);
  font-size: 0.9rem;
  font-weight: 500;
}

.location {
  background: var(--gradient-secondary) !important;
  color: var(--white) !important;
}

.type {
  background: var(--gradient-accent) !important;
  color: var(--dark-gray) !important;
}

/* Projects секция */
.project-card {
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

.project-card:hover {
  transform: translateY(-10px) rotateY(5deg);
  box-shadow: var(--shadow-hover);
}

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

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

.project-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.project-content h4 {
  color: var(--dark-gray);
  margin-bottom: 1rem;
}

.project-content p {
  color: var(--medium-gray);
  flex: 1;
  margin-bottom: 1.5rem;
}

.project-status {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.status-badge {
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-small);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.in-development {
  background: var(--gradient-secondary);
  color: var(--white);
}

.planning {
  background: var(--gradient-accent);
  color: var(--dark-gray);
}

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

.progress-text {
  color: var(--medium-gray);
  font-size: 0.9rem;
  font-weight: 500;
}

/* Resource Cards */
.resource-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.resource-card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-hover);
}

.resource-card h5 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.resource-card p {
  color: var(--medium-gray);
  flex: 1;
  margin-bottom: 1.5rem;
}

/* Community секция */
.community-features {
  margin-top: 2rem;
}

.community-stats {
  background: var(--white);
  padding: 3rem 2rem;
  border-radius: var(--border-radius-large);
  box-shadow: var(--shadow-light);
  margin-top: 3rem;
}

.stat-item {
  text-align: center;
  padding: 1rem;
}

.stat-item h4 {
  font-size: 3rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.stat-item p {
  color: var(--medium-gray);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0;
}

/* Contact секция */
.contact-form-wrapper {
  background: var(--white);
  padding: 3rem;
  border-radius: var(--border-radius-large);
  box-shadow: var(--shadow-light);
  max-width: 800px;
  margin: 0 auto;
}

.form-label {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--dark-gray);
  margin-bottom: 0.5rem;
}

.form-control {
  border: 2px solid transparent;
  border-radius: var(--border-radius-small);
  padding: 1rem;
  font-size: 1rem;
  background: var(--light-gray);
  transition: var(--transition);
  box-shadow: var(--shadow-dark);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: var(--shadow-light);
  background: var(--white);
}

.contact-info {
  text-align: center;
  padding: 2rem;
}

.contact-info h5 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--medium-gray);
  margin: 0;
}

/* Footer */
.footer-section {
  background: var(--dark-gray);
  color: var(--light-gray);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-widget h5 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-widget p {
  color: var(--light-gray);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--light-gray);
  text-decoration: none;
  transition: var(--transition);
  font-weight: 500;
}

.footer-links a:hover {
  color: var(--primary-color);
  transform: translateX(5px);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  color: var(--light-gray);
  text-decoration: none;
  padding: 0.8rem 1.2rem;
  border-radius: var(--border-radius-small);
  background: rgba(255, 255, 255, 0.1);
  transition: var(--transition);
  font-weight: 500;
}

.social-links a:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-3px);
}

.newsletter-signup h6 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.newsletter-signup p {
  font-size: 0.9rem;
  margin: 0;
}

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

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

/* Background colors */
.bg-light {
  background: var(--light-gray) !important;
}

/* Success страница */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  padding: 2rem 0;
}

.success-content {
  text-align: center;
  background: var(--white);
  padding: 4rem 3rem;
  border-radius: var(--border-radius-large);
  box-shadow: var(--shadow-light);
  max-width: 600px;
  margin: 0 auto;
}

.success-content h1 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.success-content p {
  color: var(--medium-gray);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

/* Privacy и Terms страницы */
.privacy-page, .terms-page {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.privacy-content, .terms-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--white);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
}

.privacy-content h1, .terms-content h1 {
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.privacy-content h2, .terms-content h2 {
  color: var(--dark-gray);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

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

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

.privacy-content li, .terms-content li {
  color: var(--medium-gray);
  margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .section-title {
    font-size: 2.2rem;
  }
  
  .section-subtitle {
    font-size: 1.1rem;
  }
  
  .event-item {
    flex-direction: column;
  }
  
  .event-date {
    min-width: auto;
    width: 100%;
    padding: 1.5rem;
  }
  
  .community-stats .row > div {
    margin-bottom: 1rem;
  }
  
  .contact-form-wrapper {
    padding: 2rem;
    margin: 0 1rem;
  }
  
  .project-card:hover {
    transform: translateY(-5px);
  }
  
  .case-study-card:hover {
    transform: translateY(-5px);
  }
}

@media (max-width: 576px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .section-padding {
    padding: 60px 0;
  }
  
  .btn {
    padding: 14px 28px;
    min-width: 140px;
  }
  
  .btn-lg {
    padding: 16px 32px;
    min-width: 160px;
  }
  
  .social-links {
    flex-wrap: wrap;
  }
  
  .contact-form-wrapper {
    padding: 1.5rem;
  }
}

/* Анимации для AOS совместимости */
[data-aos] {
  transition-property: transform, opacity;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

[data-aos="fade-up"] {
  transform: translateY(30px);
  opacity: 0;
}

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

[data-aos="fade-right"] {
  transform: translateX(-30px);
  opacity: 0;
}

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

[data-aos="fade-left"] {
  transform: translateX(30px);
  opacity: 0;
}

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

/* Дополнительные эффекты для интерактивности */
.img-fluid {
  transition: var(--transition);
}

.rounded {
  border-radius: var(--border-radius) !important;
}

/* Ссылки "Читать далее" */
.read-more-link {
  display: inline-flex;
  align-items: center;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  margin-top: 1rem;
}

.read-more-link:hover {
  color: var(--primary-dark);
  transform: translateX(5px);
  text-decoration: none;
}

.read-more-link::after {
  content: '→';
  margin-left: 0.5rem;
  transition: var(--transition);
}

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