:root {
  /* Пастельная цветовая схема */
  --primary-color: #8B7ED8;
  --primary-light: #A599E0;
  --primary-dark: #6B5FAD;
  --secondary-color: #E8A87C;
  --secondary-light: #F2BFA3;
  --secondary-dark: #D89A6A;
  --accent-color: #98D8C8;
  --accent-light: #B8E6D9;
  --accent-dark: #7BB8A8;
  
  /* Градиенты */
  --gradient-primary: linear-gradient(135deg, #8B7ED8 0%, #E8A87C 100%);
  --gradient-secondary: linear-gradient(135deg, #98D8C8 0%, #8B7ED8 100%);
  --gradient-tertiary: linear-gradient(135deg, #E8A87C 0%, #98D8C8 100%);
  --gradient-hero: linear-gradient(135deg, rgba(139, 126, 216, 0.9) 0%, rgba(232, 168, 124, 0.8) 50%, rgba(152, 216, 200, 0.9) 100%);
  
  /* Нейтральные цвета */
  --white: #FFFFFF;
  --gray-light: #F8F9FA;
  --gray-medium: #E9ECEF;
  --gray-dark: #6C757D;
  --black: #212529;
  
  /* Текстовые цвета */
  --text-primary: #2C3E50;
  --text-secondary: #5A6C7D;
  --text-muted: #8E9AAF;
  --text-white: #FFFFFF;
  
  /* Шрифты */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Source Sans Pro', sans-serif;
  
  /* Размеры */
  --border-radius: 12px;
  --border-radius-small: 8px;
  --shadow: 0 4px 20px rgba(139, 126, 216, 0.15);
  --shadow-hover: 0 8px 30px rgba(139, 126, 216, 0.25);
  
  /* Переходы */
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --transition-fast: all 0.2s ease;
  
  /* Z-index */
  --z-header: 1000;
  --z-particles: -1;
  --z-overlay: 10;
}

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

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

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

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

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;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Глобальные стили кнопок */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--border-radius);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0.1) 100%);
  transition: var(--transition);
  z-index: -1;
}

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

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

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

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

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

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

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

.btn-lg {
  padding: 18px 40px;
  font-size: 1.1rem;
}

/* Микро-взаимодействия */
.micro-interaction {
  transition: var(--transition);
}

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

/* Форм-контролы */
.form-control {
  border: 2px solid var(--gray-medium);
  border-radius: var(--border-radius-small);
  padding: 12px 16px;
  font-size: 1rem;
  transition: var(--transition);
  background: var(--white);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(139, 126, 216, 0.25);
  background: var(--white);
}

.form-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

/* Кастомные элементы форм */
.custom-switch .form-check-input {
  width: 3rem;
  height: 1.5rem;
  background: var(--gray-medium);
  border: none;
  border-radius: 1rem;
  transition: var(--transition);
}

.custom-switch .form-check-input:checked {
  background: var(--gradient-primary);
}

.custom-slider {
  appearance: none;
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--border-radius-small);
  color: var(--white);
}

/* Header */
.header-main {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
}

.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(139, 126, 216, 0.1);
  transition: var(--transition);
  padding: 1rem 0;
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color) !important;
  text-decoration: none;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-link {
  color: var(--text-primary) !important;
  font-weight: 500;
  padding: 8px 16px !important;
  border-radius: var(--border-radius-small);
  transition: var(--transition);
  position: relative;
}

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

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

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

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

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

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

.hero-title {
  font-size: 4rem;
  color: var(--text-white) !important;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: var(--text-white) !important;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
  margin-bottom: 2.5rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.4s both;
}

/* Анимация частиц */
.particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-particles);
  overflow: hidden;
}

.particles-container::before,
.particles-container::after {
  content: '';
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--white);
  border-radius: 50%;
  opacity: 0.7;
  animation: float 8s infinite ease-in-out;
}

.particles-container::before {
  top: 20%;
  left: 10%;
  animation-delay: -2s;
}

.particles-container::after {
  top: 60%;
  right: 20%;
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.7; }
  50% { transform: translateY(-100px) rotate(180deg); opacity: 1; }
}

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

/* Секции */
section {
  padding: 5rem 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  transform: translateX(-50%);
  border-radius: 2px;
}

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

/* Statistics Section */
.statistics-section {
  background: var(--gray-light);
  padding: 4rem 0;
}

.stat-item {
  text-align: center;
  padding: 2rem 1rem;
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
}

.stat-number {
  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-label {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin: 0;
}

/* Portfolio Section */
.portfolio-section {
  background: var(--white);
}

.portfolio-card {
  border: none;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

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

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

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

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

.portfolio-card .price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.portfolio-card h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.portfolio-card p {
  flex: 1;
  margin-bottom: 1.5rem;
}

/* Vision Section */
.vision-section {
  position: relative;
  color: var(--white);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.vision-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1;
}

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

.vision-text {
  font-size: 1.3rem;
  line-height: 1.8;
  text-align: center;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* Sustainability Section */
.sustainability-section {
  background: var(--gray-light);
}

.sustainability-features {
  list-style: none;
  padding: 0;
}

.sustainability-features li {
  padding: 0.5rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--text-secondary);
}

.sustainability-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
  font-size: 1.2rem;
}

.sustainability-features img {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

/* Resources Section */
.resources-section {
  background: var(--white);
}

.resource-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.resource-card h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.resource-card p {
  flex: 1;
  margin-bottom: 1.5rem;
}

/* Accolades Section */
.accolades-section {
  background: var(--gray-light);
}

.accolade-item {
  padding: 2rem 1rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.accolade-item:hover {
  transform: translateY(-5px);
}

.accolade-item img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 1rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.accolade-item:hover img {
  box-shadow: var(--shadow-hover);
}

.accolade-item h4 {
  color: var(--text-primary);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.accolade-item p {
  color: var(--text-secondary);
  margin: 0;
}

/* Awards Section */
.awards-section {
  background: var(--white);
}

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

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

.award-card .card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.award-card .card-content {
  padding: 1.5rem;
  text-align: center;
  flex: 1;
}

.award-card h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

/* Events Section */
.events-section {
  background: var(--gray-light);
}

.event-card {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

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

.event-date {
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: var(--border-radius-small);
  padding: 1rem;
  text-align: center;
  min-width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.event-date .day {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}

.event-date .month {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
}

.event-content {
  flex: 1;
}

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

.event-content p {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.event-location {
  color: var(--primary-color);
  font-size: 0.9rem;
  font-weight: 600;
}

/* FAQ Section */
.faq-section {
  background: var(--white);
}

.accordion-item {
  border: 1px solid var(--gray-medium);
  border-radius: var(--border-radius-small) !important;
  margin-bottom: 1rem;
  overflow: hidden;
}

.accordion-header {
  margin: 0;
}

.accordion-button {
  background: var(--white);
  color: var(--text-primary);
  font-weight: 600;
  border: none;
  padding: 1.5rem;
  font-size: 1.1rem;
}

.accordion-button:not(.collapsed) {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(139, 126, 216, 0.25);
  border: none;
}

.accordion-body {
  padding: 1.5rem;
  color: var(--text-secondary);
  background: var(--gray-light);
}

/* Contact Section */
.contact-section {
  background: var(--gray-light);
}

.contact-form {
  background: var(--white);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

/* Footer */
.footer-main {
  background: var(--text-primary);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-main h5,
.footer-main h6 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.footer-main p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1rem;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--white);
  text-decoration: underline;
}

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

.social-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-small);
  transition: var(--transition);
  font-weight: 500;
}

.social-links a:hover {
  color: var(--white);
  border-color: var(--white);
  transform: translateY(-2px);
}

.footer-divider {
  border: none;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
  margin: 2rem 0;
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  color: var(--white);
  text-align: center;
}

.success-content {
  padding: 3rem;
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

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

.success-content p {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

/* Privacy и Terms страницы */
.content-page {
  padding-top: 100px;
  min-height: 100vh;
}

.content-page .container {
  max-width: 800px;
}

.content-page h1 {
  margin-bottom: 2rem;
  text-align: center;
}

.content-page h2 {
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.content-page p {
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.content-page ul {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
}

.content-page li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

/* Анимации */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

/* Адаптивность */
@media (max-width: 1200px) {
  .hero-title { font-size: 3.5rem; }
  h1 { font-size: 3rem; }
  h2 { font-size: 2.5rem; }
}

@media (max-width: 992px) {
  .hero-title { font-size: 3rem; }
  .hero-subtitle { font-size: 1.2rem; }
  .hero-actions { justify-content: center; }
  
  .event-card {
    flex-direction: column;
    text-align: center;
  }
  
  .event-date {
    margin-bottom: 1rem;
  }
}

@media (max-width: 768px) {
  .hero-title { font-size: 2.5rem; }
  .hero-subtitle { font-size: 1.1rem; }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .contact-form {
    padding: 2rem;
  }
  
  .parallax-bg {
    background-attachment: scroll;
  }
  
  .social-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 576px) {
  .hero-title { font-size: 2rem; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.8rem; }
  
  section {
    padding: 3rem 0;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
  
  .stat-number {
    font-size: 2.5rem;
  }
}

/* Улучшения производительности */
.portfolio-card,
.award-card,
.resource-card,
.accolade-item,
.event-card,
.micro-interaction {
  will-change: transform;
}

.btn::before,
.particles-container::before,
.particles-container::after {
  will-change: transform, opacity;
}

/* Утилиты */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

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

.shadow-custom {
  box-shadow: var(--shadow);
}

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

.border-radius-custom {
  border-radius: var(--border-radius);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .parallax-bg {
    background-attachment: scroll;
  }
}

/* Focus styles для доступности */
.btn:focus,
.form-control:focus,
.nav-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Сглаживание шрифтов */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}