:root {
  /* Цветовая схема (аналоговая) */
  --primary-color: #3498db;
  --primary-dark: #2980b9;
  --primary-light: #5dade2;
  --secondary-color: #34b3db;
  --secondary-dark: #2997b9;
  --secondary-light: #5dc5e2;
  --accent-color: #34dbc1;
  --accent-dark: #29b9a2;
  --accent-light: #5de2cf;
  
  /* Нейтральные цвета */
  --text-color: #2c3e50;
  --text-light: #7f8c8d;
  --background: #f8f9fa;
  --card-bg: #ffffff;
  --card-shadow: rgba(149, 157, 165, 0.1);
  --card-shadow-hover: rgba(149, 157, 165, 0.2);
  
  /* Градиенты */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
  
  /* Контрастные цвета для кнопок */
  --btn-primary-text: #ffffff;
  --btn-secondary-text: #ffffff;
  
  /* Размеры и отступы */
  --section-padding: 5rem 0;
  --container-padding: 0 2rem;
  --border-radius: 12px;
  --card-border-radius: 18px;
  --btn-border-radius: 50px;
  
  /* Тени (неоморфизм) */
  --neomorph-light: 8px 8px 16px rgba(174, 174, 192, 0.4), -8px -8px 16px rgba(255, 255, 255, 0.8);
  --neomorph-pressed: inset 2px 2px 5px rgba(174, 174, 192, 0.4), inset -2px -2px 5px rgba(255, 255, 255, 0.8);
  
  /* Переходы и анимации */
  --transition-fast: 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-medium: 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-slow: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Work Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: var(--text-color);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
}

h3 {
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
}

h4 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1.5rem;
}

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

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

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

ul {
  list-style: none;
}

/* Контейнер */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-padding);
}

/* Секции */
section {
  padding: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header p {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 800px;
  margin: 0 auto;
}

/* Кнопки */
.btn, 
button, 
input[type='submit'] {
  display: inline-block;
  padding: 12px 30px;
  border-radius: var(--btn-border-radius);
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-medium);
  border: none;
  outline: none;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn:hover, 
button:hover, 
input[type='submit']:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.btn:active, 
button:active, 
input[type='submit']:active {
  transform: translateY(0);
  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.1);
}

.btn.primary, 
button.primary, 
input[type='submit'] {
  background: var(--gradient-primary);
  color: var(--btn-primary-text);
}

.btn.secondary, 
button.secondary {
  background: var(--gradient-secondary);
  color: var(--btn-secondary-text);
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* Карточки */
.card {
  background-color: var(--card-bg);
  border-radius: var(--card-border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--card-shadow);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px var(--card-shadow-hover);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  position: relative;
}

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

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

.card-content {
  padding: 2rem;
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

/* Читать далее ссылки */
.read-more {
  position: relative;
  font-weight: 500;
  color: var(--primary-color);
  padding-bottom: 2px;
  align-self: flex-start;
  margin-top: auto;
}

.read-more::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-medium);
}

.read-more:hover::after {
  width: 100%;
}

/* Навигация */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.header-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
}

.logo h1 {
  margin: 0;
  font-size: 1.75rem;
  color: var(--primary-color);
}

.nav-desktop ul {
  display: flex;
  gap: 1.5rem;
}

.nav-desktop a {
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  color: var(--text-color);
  position: relative;
  padding-bottom: 5px;
}

.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-medium);
}

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

.nav-desktop a:hover::after {
  width: 100%;
}

.burger-menu {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.burger-menu span {
  display: block;
  width: 30px;
  height: 3px;
  background-color: var(--text-color);
  transition: all var(--transition-fast);
}

.nav-mobile {
  display: none;
  background-color: var(--card-bg);
  padding: 1.5rem;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.nav-mobile ul {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.nav-mobile a {
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  color: var(--text-color);
  font-size: 1.1rem;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  margin-top: 83px; /* Высота хедера */
  color: #fff;
}

.hero .overlay {
  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, 0.5));
}

.hero-content {
  position: relative;
  max-width: 700px;
  z-index: 2;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  color: #ffffff;
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: #ffffff;
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(500px, 1fr));
  gap: 2.5rem;
}

.progress-indicator {
  width: 100%;
  margin-top: 1.5rem;
}

.progress-bar {
  height: 6px;
  background: var(--gradient-primary);
  border-radius: 3px;
  margin-bottom: 0.5rem;
}

.progress-indicator span {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* Team Section */
.team {
  background-color: #fff;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2.5rem;
}

.team .card-image {
  height: 350px;
}

.position {
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: 1rem;
}

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

.social-links a {
  color: var(--text-light);
  transition: color var(--transition-fast);
}

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

/* Gallery Section */
.gallery {
  background-color: var(--background);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}

.image-container {
  position: relative;
  height: 250px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--card-shadow);
}

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

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

.image-container .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.image-container:hover .overlay {
  opacity: 1;
}

.overlay h3 {
  color: #fff;
  margin-bottom: 0.5rem;
}

.overlay p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0;
}

/* Press Section */
.press {
  background-color: #fff;
}

.press-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.press .card-image {
  height: 200px;
}

.date {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

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

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.resource-link {
  display: inline-block;
  margin-top: 1rem;
  padding: 8px 16px;
  background-color: var(--primary-light);
  color: #fff;
  border-radius: 4px;
  transition: background-color var(--transition-fast);
}

.resource-link:hover {
  background-color: var(--primary-color);
  color: #fff;
}

/* News Section */
.news {
  background-color: #fff;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.5rem;
}

.news-tag {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--primary-light);
  color: #fff;
  border-radius: 20px;
  font-size: 0.8rem;
  margin-bottom: 1rem;
}

/* Sustainability Section */
.sustainability {
  background-color: var(--background);
}

.sustainability-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.image-side img {
  border-radius: var(--border-radius);
  box-shadow: 0 10px 30px var(--card-shadow);
  margin: 0 auto;
}

.sustainability-initiatives {
  margin: 2rem 0;
}

.initiative {
  margin-bottom: 1.5rem;
}

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

/* Contact Section */
.contact {
  background-color: #fff;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.info-item {
  margin-bottom: 1.5rem;
}

.map-container {
  grid-column: span 2;
  border-radius: var(--border-radius);
  overflow: hidden;
  height: 300px;
}

.map-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact-form {
  background-color: var(--background);
  padding: 2.5rem;
  border-radius: var(--card-border-radius);
  box-shadow: 0 10px 30px var(--card-shadow);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-family: 'Work Sans', sans-serif;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  outline: none;
}

/* Footer */
.footer {
  background-color: #2c3e50;
  color: #fff;
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 3fr 1.5fr;
  gap: 3rem;
}

.footer-logo h2 {
  color: #fff;
  margin-bottom: 1rem;
}

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

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.link-group h3 {
  color: #fff;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.link-group ul li {
  margin-bottom: 0.75rem;
}

.link-group ul li a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.link-group ul li a:hover {
  color: #fff;
}

.footer-social h3 {
  color: #fff;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-social .social-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-social .social-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-social .social-links a:hover {
  color: #fff;
  transform: translateX(5px);
}

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

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0;
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.success-content {
  max-width: 600px;
}

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

/* Privacy & Terms Pages */
.privacy-page,
.terms-page {
  padding-top: 150px;
  padding-bottom: 5rem;
}

.privacy-content,
.terms-content {
  max-width: 800px;
  margin: 0 auto;
}

.privacy-content h2,
.terms-content h2 {
  margin-top: 2.5rem;
}

/* Неоморфизм для карточек */
.neomorph-card {
  background: var(--background);
  box-shadow: var(--neomorph-light);
  border-radius: var(--card-border-radius);
  padding: 2rem;
  transition: all var(--transition-medium);
}

.neomorph-card:hover {
  box-shadow: var(--neomorph-pressed);
  transform: scale(0.98);
}

/* Динамические цветовые переходы */
.color-shift {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.color-shift::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  z-index: -1;
  transition: opacity var(--transition-slow);
  opacity: 0;
}

.color-shift:hover::before {
  opacity: 1;
}

/* Анимации */
@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.bounce-animation {
  animation: bounce 2s infinite cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(52, 152, 219, 0.7);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(52, 152, 219, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(52, 152, 219, 0);
  }
}

.pulse-animation {
  animation: pulse 2s infinite;
}

/* Медиа-запросы */
@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  }
  
  .hero-content h1 {
    font-size: 3rem;
  }
}

@media (max-width: 992px) {
  .nav-desktop {
    display: none;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .footer-links {
    grid-template-columns: 1fr 1fr;
  }
  
  .contact-content,
  .sustainability-content {
    grid-template-columns: 1fr;
  }
  
  .contact-info {
    order: 2;
  }
  
  .contact-form {
    order: 1;
    margin-bottom: 2rem;
  }
  
  .services-grid {
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .gallery-grid,
  .news-grid,
  .press-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-info {
    grid-template-columns: 1fr;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
}

@media (max-width: 576px) {
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .card-content {
    padding: 1.5rem;
  }
}

/* JavaScript-зависимые стили */
.nav-mobile.active {
  display: block;
}

.burger-menu.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.burger-menu.active span:nth-child(2) {
  opacity: 0;
}

.burger-menu.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}