:root {
  /* Основная монохромная палитра */
  --primary-color: #2c3e50;
  --primary-light: #3d5a7d;
  --primary-dark: #1a252f;
  --accent-color: #34495e;
  --accent-light: #4a6b8a;
  --accent-dark: #2c3e50;
  --text-light: #ecf0f1;
  --text-dark: #2c3e50;
  --background-light: #f5f7fa;
  --background-medium: #e0e6ed;
  --background-dark: #d0d8e2;
  --success-color: #2ecc71;
  --error-color: #e74c3c;
  --warning-color: #f39c12;
  --info-color: #3498db;
  
  /* Тени */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
  
  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Скругления */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Размеры контейнера */
  --container-max-width: 1200px;
  --container-padding: 1.5rem;
  
  /* Отступы */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;
}

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

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

body {
  font-family: 'Rubik', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background-light);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--primary-dark);
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-md);
}

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

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

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

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--primary-color);
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  font-size: 1.1rem;
  color: var(--accent-color);
}

/* Кнопки */
.btn {
  display: inline-block;
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: all var(--transition-medium);
  font-size: 1rem;
  letter-spacing: 0.5px;
}

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

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

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

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

button, 
input[type="submit"] {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-medium);
}

/* Хедер */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-medium);
  backdrop-filter: blur(5px);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
}

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

.logo h1 {
  font-size: 1.2rem;
  margin-bottom: 0;
}

.main-nav .nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav .nav-list li {
  margin-left: var(--spacing-md);
}

.main-nav .nav-list a {
  font-weight: 500;
  font-size: 1rem;
  padding: 0.5rem;
  position: relative;
}

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

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

.hamburger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.hamburger-menu span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--primary-dark);
  transition: all var(--transition-medium);
}

/* Hero секция */
.hero {
  position: relative;
  padding: 180px 0 120px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.4));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-light);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-description {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-lg);
  color: var(--text-light);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
}

/* Секция Our Process */
.process-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--background-light);
}

.process-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

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

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

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

.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: var(--spacing-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
}

.card-content h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--primary-dark);
}

/* Секция Sustainability */
.sustainability-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--background-medium);
}

.sustainability-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.sustainability-text {
  flex: 1;
}

.sustainability-image {
  flex: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.sustainability-image img {
  width: 100%;
  height: auto;
  transition: transform var(--transition-slow);
}

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

.sustainability-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

/* Секция External Resources */
.external-resources {
  padding: var(--spacing-xxl) 0;
  background-color: var(--background-light);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.resource-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium);
}

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

.resource-link {
  display: inline-block;
  margin-top: var(--spacing-sm);
  color: var(--primary-color);
  font-weight: 600;
  position: relative;
}

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

.resource-link:hover::after {
  width: 100%;
}

/* Секция Webinars */
.webinars-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--background-medium);
}

.webinar-slider {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

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

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

.webinar-date {
  position: absolute;
  bottom: 0;
  right: 0;
  background-color: var(--primary-color);
  color: white;
  padding: 0.5rem 1rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.webinar-cta {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--primary-light);
  color: white;
  border-radius: var(--radius-md);
  margin-top: var(--spacing-lg);
}

.webinar-cta h3 {
  color: white;
  margin-bottom: var(--spacing-sm);
}

.webinar-cta p {
  margin-bottom: var(--spacing-md);
}

/* Секция Accolades */
.accolades-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--background-light);
}

.accolades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

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

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

/* Секция Contact */
.contact-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--background-medium);
}

.contact-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.contact-info {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.info-card {
  display: flex;
  align-items: flex-start;
  background-color: white;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.info-card .icon {
  margin-right: var(--spacing-md);
  width: 50px;
  height: 50px;
  flex-shrink: 0;
}

.info-content h3 {
  margin-bottom: var(--spacing-xs);
  font-size: 1.2rem;
}

.contact-form-container {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.contact-form-container h3 {
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.contact-form .form-group {
  margin-bottom: var(--spacing-md);
}

.contact-form label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--background-medium);
  border-radius: var(--radius-sm);
  font-family: 'Rubik', sans-serif;
  transition: border-color var(--transition-fast);
}

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

/* Footer */
.footer {
  background-color: var(--primary-dark);
  color: var(--text-light);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-logo h2 {
  color: white;
  margin-bottom: var(--spacing-sm);
}

.footer-logo p {
  color: var(--background-medium);
}

.footer h3 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: 1.2rem;
}

.footer-links ul,
.footer-legal ul {
  list-style: none;
}

.footer-links li,
.footer-legal li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a,
.footer-legal a {
  color: var(--background-medium);
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-legal a:hover {
  color: white;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.social-links a {
  color: var(--background-medium);
  margin-right: var(--spacing-sm);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  color: var(--background-medium);
  font-size: 0.9rem;
}

/* Анимации при прокрутке */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s, transform 0.8s;
}

.animate-on-scroll.animate__animated {
  opacity: 1;
  transform: translateY(0);
}

/* Медиа-запросы */
@media (max-width: 992px) {
  h1 {
    font-size: 2.8rem;
  }
  
  h2 {
    font-size: 2.2rem;
  }
  
  .hero {
    padding: 150px 0 100px;
  }
  
  .hero-title {
    font-size: 2.8rem;
  }
  
  .sustainability-content {
    flex-direction: column;
  }
  
  .sustainability-text,
  .sustainability-image {
    width: 100%;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .hamburger-menu {
    display: flex;
  }
  
  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background-color: white;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-medium);
    z-index: 1001;
  }
  
  .main-nav.active {
    right: 0;
  }
  
  .main-nav .nav-list {
    flex-direction: column;
    padding: var(--spacing-lg);
    padding-top: 80px;
  }
  
  .main-nav .nav-list li {
    margin: 0;
    margin-bottom: var(--spacing-md);
  }
  
  .hamburger-menu.active span:first-child {
    transform: translateY(9px) rotate(45deg);
  }
  
  .hamburger-menu.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger-menu.active span:last-child {
    transform: translateY(-9px) rotate(-45deg);
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero-title {
    font-size: 2.2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
  
  .info-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .info-card .icon {
    margin-right: 0;
    margin-bottom: var(--spacing-sm);
  }
}

/* Стили для страниц About, Privacy, Terms */
.page-content {
  padding-top: 120px;
  padding-bottom: var(--spacing-xxl);
}

.page-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.page-text {
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
}

/* Стили для страницы Success */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
}

.success-content {
  max-width: 600px;
  background-color: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
}

.success-title {
  color: var(--success-color);
  margin-bottom: var(--spacing-md);
}

.success-message {
  margin-bottom: var(--spacing-lg);
}

/* Cookie Popup */
#cookie-popup {
  border-top: 3px solid var(--primary-color);
  font-family: 'Rubik', sans-serif;
}

#accept-cookies:hover {
  background-color: #e6e6e6;
}
.hamburger-menu{
  display: none;
}