:root {
  /* Основные цвета */
  --primary-color: #816955;
  --primary-light: #a7917e;
  --primary-dark: #5d4c3c;
  --secondary-color: #5a7e6e;
  --secondary-light: #78a695;
  --secondary-dark: #415b50;
  --accent-color: #d7c1b0;
  --accent-light: #f2e8e0;
  --accent-dark: #b09c8c;
  
  /* Нейтральные цвета */
  --white: #ffffff;
  --light-gray: #f5f5f5;
  --medium-gray: #e0e0e0;
  --gray: #9e9e9e;
  --dark-gray: #616161;
  --black: #333333;
  
  /* Тени и эффекты */
  --shadow-small: 3px 3px 6px rgba(0, 0, 0, 0.1), -3px -3px 6px rgba(255, 255, 255, 0.8);
  --shadow-medium: 5px 5px 10px rgba(0, 0, 0, 0.1), -5px -5px 10px rgba(255, 255, 255, 0.8);
  --shadow-large: 10px 10px 20px rgba(0, 0, 0, 0.1), -10px -10px 20px rgba(255, 255, 255, 0.8);
  --shadow-inset: inset 3px 3px 6px rgba(0, 0, 0, 0.1), inset -3px -3px 6px rgba(255, 255, 255, 0.8);
  
  /* Радиусы */
  --radius-small: 8px;
  --radius-medium: 15px;
  --radius-large: 25px;
  --radius-full: 50%;
  
  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Размеры текста */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  
  /* Шрифты */
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Nunito', sans-serif;
  
  /* Размеры контейнера */
  --container-max-width: 1200px;
  --container-padding: 1.5rem;
}

/* Сброс стилей */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--black);
  background-color: var(--light-gray);
  overflow-x: hidden;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--black);
}

h1 {
  font-size: var(--text-5xl);
}

h2 {
  font-size: var(--text-4xl);
}

h3 {
  font-size: var(--text-3xl);
}

p {
  margin-bottom: 1.5rem;
}

ul, ol {
  list-style: none;
}

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

/* Кнопки */
.btn,
button,
input[type="submit"] {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-medium);
  font-family: var(--font-heading);
  font-weight: 500;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-medium);
  box-shadow: var(--shadow-medium);
  border: none;
  background-color: var(--white);
  color: var(--black);
}

.btn:hover,
button:hover,
input[type="submit"]:hover {
  box-shadow: var(--shadow-small);
  transform: scale(0.98);
  color: #fff;
}

.btn:active,
button:active,
input[type="submit"]:active {
  box-shadow: var(--shadow-inset);
  transform: scale(0.96);
}

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

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

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

.btn-secondary:hover {
  background-color: var(--secondary-dark);
}

.btn-link {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  transition: all var(--transition-fast);
}

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

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

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

/* Формы */
input, textarea, select {
  width: 100%;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  border-radius: var(--radius-small);
  border: 1px solid var(--medium-gray);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  background-color: var(--white);
  box-shadow: var(--shadow-inset);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(129, 105, 85, 0.2);
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--dark-gray);
}

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

/* Хедер */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
  transition: all var(--transition-medium);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo a {
  display: flex;
  align-items: center;
  color: var(--primary-color);
  font-weight: 700;
  font-size: var(--text-xl);
  text-decoration: none;
}

.logo a h1 {
  margin-bottom: 0;
  font-size: var(--text-2xl);
}

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

.nav-links a {
  color: var(--black);
  font-weight: 600;
  padding: 0.5rem 0;
  position: relative;
}

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

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

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
  box-shadow: none;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--black);
  border-radius: 3px;
  transition: all var(--transition-fast);
}

/* Hero секция */
.hero {
  padding-top: 6rem;
  min-height: 80vh;
  position: relative;
  display: flex;
  align-items: center;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  padding: 20rem 2rem 2rem 2rem;
}

.hero-content h2 {
  font-size: var(--text-5xl);
  margin-bottom: 1.5rem;
  color: var(--white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
  font-size: var(--text-xl);
  margin-bottom: 2rem;
  color: var(--white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

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

/* Features секция */
.features {
  padding: 5rem 0;
  background-color: var(--white);
}

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

.section-header h2 {
  font-size: var(--text-4xl);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
  padding-bottom: 0.5rem;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--primary-color);
}

.section-header p {
  font-size: var(--text-lg);
  color: var(--dark-gray);
  max-width: 700px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

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

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

.card-image, .image-container {
  width: 100%;
  height: 250px;
  overflow: hidden;
  position: relative;
  text-align: center;
}

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

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

.card-content {
  padding: 1.5rem;
  text-align: center;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card-content h3 {
  font-size: var(--text-xl);
  margin-bottom: 1rem;
}

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

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

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.process-step {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.step-number {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 60px;
  height: 60px;
  background-color: var(--primary-color);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-medium);
}

.step-content {
  max-width: 500px;
}

.step-content h3 {
  font-size: var(--text-2xl);
  margin-bottom: 1rem;
}

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

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

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

/* Research секция */
.research {
  padding: 5rem 0;
  background-color: var(--white);
}

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

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

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

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

.research-text h3 {
  font-size: var(--text-2xl);
  margin-top: 1.5rem;
  margin-bottom: 1rem;
}

/* External Resources секция */
.external-resources {
  padding: 5rem 0;
  background-color: var(--light-gray);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

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

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

.resource-card h3 {
  font-size: var(--text-xl);
  margin-bottom: 1rem;
  color: var(--primary-color);
}

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

/* Case Studies секция */
.case-studies {
  padding: 5rem 0;
  background-color: var(--white);
}

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

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

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

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

.accolades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.accolade-card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

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

.accolade-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 1.5rem;
  border-radius: var(--radius-full);
  overflow: hidden;
  box-shadow: var(--shadow-small);
  display: flex;
  justify-content: center;
  align-items: center;
}

.accolade-card h3 {
  font-size: var(--text-xl);
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.accolade-card p {
  color: var(--dark-gray);
}

/* Partners секция */
.partners {
  padding: 5rem 0;
  background-color: var(--white);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.partner-card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

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

.partner-logo {
  width: 200px;
  height: 120px;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.partner-card h3 {
  font-size: var(--text-xl);
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.partner-card p {
  color: var(--dark-gray);
}

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

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

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

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

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

.careers-text h3 {
  font-size: var(--text-2xl);
  margin-top: 1.5rem;
  margin-bottom: 1rem;
}

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

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

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

.info-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.info-icon {
  width: 50px;
  height: 50px;
  margin-bottom: 1rem;
  border-radius: var(--radius-full);
  overflow: hidden;
  box-shadow: var(--shadow-small);
  display: flex;
  justify-content: center;
  align-items: center;
}

.info-text h3 {
  font-size: var(--text-lg);
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

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

.contact-form h3 {
  font-size: var(--text-2xl);
  margin-bottom: 1.5rem;
  text-align: center;
}

.map-container {
  margin-top: 3rem;
}

.map-container h3 {
  font-size: var(--text-2xl);
  margin-bottom: 1.5rem;
  text-align: center;
}

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

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

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-logo h2 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: var(--text-3xl);
}

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

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

.link-group h3 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: var(--text-xl);
  position: relative;
  padding-bottom: 0.5rem;
}

.link-group h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--accent-color);
}

.link-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.link-group a {
  color: var(--medium-gray);
  transition: color var(--transition-fast);
}

.link-group a:hover {
  color: var(--white);
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.social-links a {
  color: var(--medium-gray);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

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

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

.success-content {
  max-width: 600px;
  background-color: var(--white);
  padding: 3rem;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-large);
}

.success-content h2 {
  font-size: var(--text-4xl);
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.success-content p {
  font-size: var(--text-lg);
  margin-bottom: 2rem;
}

/* Privacy & Terms страницы */
.privacy-page, .terms-page {
  padding-top: 100px;
  padding-bottom: 5rem;
}

.privacy-content, .terms-content {
  background-color: var(--white);
  padding: 3rem;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
}

.privacy-content h2, .terms-content h2 {
  font-size: var(--text-3xl);
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.privacy-content h2:first-child, .terms-content h2:first-child {
  margin-top: 0;
}

.privacy-content p, .terms-content p {
  margin-bottom: 1.5rem;
}

/* Уведомление о cookies */
#cookie-notice {
  border-radius: var(--radius-small) var(--radius-small) 0 0;
  box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
}

#accept-cookies {
  background-color: var(--primary-color);
  color: var(--white);
  transition: background-color var(--transition-fast);
}

#accept-cookies:hover {
  background-color: var(--primary-dark);
}

/* Адаптивность */
@media (max-width: 1024px) {
  :root {
    --container-padding: 1rem;
  }
  
  .process-step {
    grid-template-columns: auto 1fr;
  }
  
  .step-image {
    grid-column: 1 / 3;
    grid-row: 2 / 3;
  }
  
  .research-content,
  .careers-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .contact-info {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.5rem;
    --text-4xl: 2.25rem;
    --text-3xl: 1.75rem;
    --text-2xl: 1.5rem;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    flex-direction: column;
    background-color: var(--white);
    padding: 1rem 0;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-links li {
    width: 100%;
    text-align: center;
  }
  
  .nav-links a {
    display: block;
    padding: 0.75rem 0;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .hero-content {
      padding: 20rem 2rem 2rem 2rem;

  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --text-5xl: 2.25rem;
    --text-4xl: 2rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.25rem;
    --text-xl: 1.125rem;
  }
  
  .section-header {
    margin-bottom: 2rem;
  }
  
  .features-grid,
  .studies-grid,
  .accolades-grid,
  .partners-grid,
  .resources-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
  
  .process-step {
    grid-template-columns: 1fr;
  }
  
  .step-number {
    margin: 0 auto 1rem;
  }
  
  .step-content {
    text-align: center;
  }
  
  .step-image {
    grid-column: 1;
  }
}

/* Анимации */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-20px);
  }
  60% {
    transform: translateY(-10px);
  }
}

.animate-fadeUp {
  animation: fadeUp 1s ease forwards;
}

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

.animate-bounce {
  animation: bounce 2s infinite;
}

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

/* Дополнительные стили для изображений с параллакс-эффектом */
.parallax-image {
  position: relative;
  overflow: hidden;
}

.parallax-image img {
  transition: transform 0.5s ease;
}

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

/* Стили для сетки изображений */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.image-grid-item {
  border-radius: var(--radius-medium);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
}

.image-grid-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

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

/* Стили для секции со сплошным фоном */
.solid-bg {
  position: relative;
  background-color: var(--primary-color);
  color: var(--white);
  padding: 5rem 0;
}

.solid-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('image/pattern-bg.jpg');
  background-size: cover;
  opacity: 0.1;
  mix-blend-mode: overlay;
}

.solid-bg .section-header h2 {
  color: var(--white);
}

.solid-bg .section-header h2::after {
  background-color: var(--white);
}

.solid-bg .section-header p {
  color: var(--light-gray);
}

/* Стили для фигурных разделителей между секциями */
.wave-divider {
  position: relative;
  height: 70px;
  margin-top: -1px;
}

.wave-divider svg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  fill: var(--white);
}

/* Специальные стили для кнопки "Наверх" */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color);
  color: var(--white);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
  box-shadow: var(--shadow-medium);
  z-index: 100;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--primary-dark);
  transform: translateY(-5px);
}

/* Дополнительные стили для about.html */
.about-page {
  padding-top: 100px;
  padding-bottom: 5rem;
}

.about-hero {
  position: relative;
  height: 400px;
  overflow: hidden;
  border-radius: var(--radius-medium);
  margin-bottom: 3rem;
}

.about-hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
}

.about-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.about-hero-content {
  text-align: center;
  color: var(--white);
  max-width: 800px;
}

.about-hero-content h2 {
  font-size: var(--text-5xl);
  color: var(--white);
  margin-bottom: 1rem;
}

.about-sections {
  display: grid;
  gap: 3rem;
}

.about-section {
  background-color: var(--white);
  padding: 3rem;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-medium);
}

.about-section h3 {
  font-size: var(--text-3xl);
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

/* Стили для contacts.html */
.contacts-page {
  padding-top: 100px;
  padding-bottom: 5rem;
}

.contacts-hero {
  position: relative;
  height: 300px;
  overflow: hidden;
  border-radius: var(--radius-medium);
  margin-bottom: 3rem;
}

.contacts-hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
}

.contacts-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.contacts-hero-content {
  text-align: center;
  color: var(--white);
  max-width: 800px;
}

.contacts-hero-content h2 {
  font-size: var(--text-4xl);
  color: var(--white);
  margin-bottom: 1rem;
}