:root {
  /* Нейроморфная цветовая схема */
  --color-primary: #3a7bd5;
  --color-primary-light: #4e8be0;
  --color-primary-dark: #2a6bc5;
  --color-secondary: #283747;
  --color-secondary-light: #384857;
  --color-secondary-dark: #1c2630;
  
  /* Монохромная палитра */
  --color-white: #ffffff;
  --color-light: #f8f9fa;
  --color-light-gray: #e9ecef;
  --color-gray: #ced4da;
  --color-dark-gray: #6c757d;
  --color-dark: #343a40;
  --color-black: #212529;
  
  /* Акцентные цвета */
  --color-accent: #00b8d4;
  --color-accent-light: #18c8e4;
  --color-accent-dark: #0095b0;
  --color-success: #28a745;
  --color-warning: #ffc107;
  --color-danger: #dc3545;
  
  /* Фоновые градиенты */
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  --gradient-light: linear-gradient(135deg, var(--color-light) 0%, var(--color-light-gray) 100%);
  
  /* Тени для нейроморфизма */
  --shadow-sm: 2px 2px 5px rgba(0, 0, 0, 0.05), -2px -2px 5px rgba(255, 255, 255, 0.5);
  --shadow-md: 5px 5px 10px rgba(0, 0, 0, 0.05), -5px -5px 10px rgba(255, 255, 255, 0.5);
  --shadow-lg: 10px 10px 20px rgba(0, 0, 0, 0.05), -10px -10px 20px rgba(255, 255, 255, 0.5);
  --shadow-inset: inset 2px 2px 5px rgba(0, 0, 0, 0.05), inset -2px -2px 5px rgba(255, 255, 255, 0.5);
  
  /* Типографика */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Source Sans Pro', sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Переходы и анимации */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
  
  /* Размеры контейнера */
  --container-max-width: 1200px;
  --container-padding: 1.5rem;
  
  /* Радиусы скругления */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 1.5rem;
  --border-radius-full: 9999px;
  
  /* Z-индексы */
  --z-index-dropdown: 1000;
  --z-index-sticky: 1020;
  --z-index-fixed: 1030;
  --z-index-modal-backdrop: 1040;
  --z-index-modal: 1050;
  --z-index-tooltip: 1060;
}

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

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

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

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

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

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

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

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: 1rem;
}

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

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

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

ul, ol {
  list-style-position: inside;
  margin-bottom: 1rem;
}

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

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

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  padding-bottom: 1rem;
}

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

.section-description {
  text-align: center;
  max-width: 800px;
  margin: -2rem auto 3rem;
  color: var(--color-dark-gray);
  font-size: var(--font-size-lg);
}

/* Кнопки */
.btn, 
button, 
input[type='submit'] {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--font-size-base);
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  outline: none;
  box-shadow: var(--shadow-md);
  background: var(--color-white);
  color: var(--color-primary);
}

.btn:hover, 
button:hover, 
input[type='submit']:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

.btn:active, 
button:active, 
input[type='submit']:active {
  transform: translateY(1px);
  box-shadow: var(--shadow-sm);
}

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

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

.btn-text {
  background: transparent;
  box-shadow: none;
  padding: 0.5rem 0;
  position: relative;
}

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

.btn-text:hover {
  box-shadow: none;
  transform: none;
}

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

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

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  transition: padding var(--transition-normal);
}

.logo {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
}

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

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

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

.desktop-nav ul li {
  margin-left: 1.5rem;
}

.desktop-nav ul li a {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
  position: relative;
}

.desktop-nav ul li a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--color-primary);
  transition: width var(--transition-normal);
}

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

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

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

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

.mobile-nav {
  display: none;
  background-color: var(--color-white);
  padding: 1rem 0;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.mobile-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav ul li {
  margin: 0.5rem 0;
}

.mobile-nav ul li a {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
  display: block;
  padding: 0.5rem 0;
}

.mobile-nav ul li a:hover {
  color: var(--color-primary);
}

.mobile-nav.active {
  display: block;
}

/* Hero секция */
.hero-section {
  position: relative;
  padding: 0;
  overflow: hidden;
  height: 100vh;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}

.hero-overlay::before {
  content: '';
  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, 0.4));
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  color: var(--color-white);
  z-index: 1;
  padding: 2rem;
}

.hero-content h1 {
  font-size: var(--font-size-5xl);
  margin-bottom: 1.5rem;
  color: var(--color-white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

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

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

/* Страничные Hero секции */
.page-hero {
  position: relative;
  padding: 0;
  overflow: hidden;
  height: 50vh;
  display: flex;
  align-items: center;
  margin-top: 80px;
}

.small-hero {
  height: 30vh;
}

.page-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}

.page-hero-overlay::before {
  content: '';
  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, 0.4));
}

.page-hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  color: var(--color-white);
  z-index: 1;
  padding: 2rem;
}

.page-hero-content h1 {
  color: var(--color-white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-hero-content p {
  color: var(--color-white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

/* About секция */
.about-section {
  background-color: var(--color-white);
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4rem;
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-text h3 {
  margin-bottom: 1.5rem;
  color: var(--color-secondary-dark);
}

.about-image {
  flex: 1;
  min-width: 300px;
  box-shadow: var(--shadow-lg);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: transform var(--transition-normal);
}

.about-image:hover {
  transform: translateY(-10px);
}

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

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

/* О компании история */
.about-history {
  background-color: var(--color-light);
  padding: 6rem 0;
}

/* Миссия и ценности */
.mission-vision {
  background-color: var(--color-white);
}

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

/* Features секция */
.features-section {
  background-color: var(--color-light);
}

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

.small-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  max-width: 800px;
  margin: 0 auto;
}

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

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

.card-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
}

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

.card-content h3 {
  margin-bottom: 1rem;
  color: var(--color-secondary-dark);
}

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

/* Methodology секция */
.methodology-section {
  background-color: var(--color-white);
}

.methodology-content {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 4rem;
}

.methodology-image {
  flex: 1;
  min-width: 300px;
  box-shadow: var(--shadow-lg);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

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

.methodology-text {
  flex: 1;
  min-width: 300px;
}

/* Аккордеон */
.accordion {
  width: 100%;
}

.accordion-item {
  margin-bottom: 1rem;
  border-radius: var(--border-radius-md);
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.accordion-header {
  padding: 1.25rem;
  cursor: pointer;
  position: relative;
  border-radius: var(--border-radius-md);
  background-color: var(--color-light);
  transition: background-color var(--transition-fast);
}

.accordion-header h3 {
  margin: 0;
  font-size: var(--font-size-lg);
  color: var(--color-secondary-dark);
  transition: color var(--transition-fast);
}

.accordion-header::after {
  content: '+';
  position: absolute;
  right: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-header::after {
  transform: translateY(-50%) rotate(45deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  padding: 0 1.25rem;
}

.accordion-item.active .accordion-content {
  max-height: 1000px;
  padding: 1.25rem;
}

/* Partners секция */
.partners-section {
  background-color: var(--color-light);
}

.partners-carousel {
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
}

.carousel-container {
  width: 100%;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform var(--transition-normal);
}

.carousel-item {
  flex: 0 0 calc(20% - 2rem);
  margin: 0 1rem;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100px;
}

.carousel-item img {
  max-width: 100%;
  height: auto;
  filter: grayscale(100%);
  transition: filter var(--transition-normal), transform var(--transition-normal);
}

.carousel-item:hover img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.carousel-controls {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
  gap: 1rem;
}

.carousel-prev,
.carousel-next {
  background: var(--color-white);
  color: var(--color-primary);
  border: none;
  border-radius: var(--border-radius-md);
  padding: 0.5rem 1rem;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.carousel-prev:hover,
.carousel-next:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* Research секция */
.research-section {
  background-color: var(--color-white);
}

.research-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4rem;
}

.research-text {
  flex: 1;
  min-width: 300px;
}

.research-text h3 {
  margin-bottom: 1.5rem;
  color: var(--color-secondary-dark);
}

.research-links {
  margin-top: 2rem;
  padding: 1.5rem;
  background-color: var(--color-light);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
}

.research-links h4 {
  margin-bottom: 1rem;
  color: var(--color-secondary-dark);
}

.research-links ul {
  list-style: none;
}

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

.research-links ul li a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
}

.research-links ul li a::before {
  content: '→';
  margin-right: 0.5rem;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

.research-links ul li a:hover {
  color: var(--color-primary-dark);
}

.research-links ul li a:hover::before {
  transform: translateX(3px);
}

.research-image {
  flex: 1;
  min-width: 300px;
  box-shadow: var(--shadow-lg);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

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

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

/* Gallery секция */
.gallery-section {
  background-color: var(--color-light);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.gallery-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

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

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

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

.gallery-caption {
  width: 100%;
  padding: 1rem;
  background-color: var(--color-white);
  text-align: center;
  font-weight: 600;
  color: var(--color-secondary-dark);
}

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

.faq-content {
  max-width: 800px;
  margin: 0 auto;
}

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

.contact-content {
  display: flex;
  flex-wrap: wrap;
  gap: 4rem;
}

.contact-info {
  flex: 1;
  min-width: 300px;
}

.contact-info h3 {
  margin-bottom: 1.5rem;
  color: var(--color-secondary-dark);
}

.contact-details {
  list-style: none;
  margin-bottom: 2rem;
}

.contact-details li {
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
}

.contact-label {
  font-weight: 600;
  color: var(--color-secondary-dark);
  margin-right: 0.5rem;
  min-width: 80px;
}

.contact-value {
  color: var(--color-dark-gray);
}

.contact-map {
  margin-top: 2rem;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.contact-form-container {
  flex: 1;
  min-width: 300px;
}

.contact-form-container h3 {
  margin-bottom: 1.5rem;
  color: var(--color-secondary-dark);
}

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

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-gray);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-white);
  color: var(--color-dark);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(58, 123, 213, 0.2);
}

.checkbox-container {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: normal;
  position: relative;
  padding-left: 35px;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 20px;
  width: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.checkbox-container:hover input ~ .checkmark {
  border-color: var(--color-primary);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

.checkbox-container .checkmark:after {
  left: 7px;
  top: 3px;
  width: 5px;
  height: 10px;
  border: solid var(--color-white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Секция информации о контактах */
.contact-details {
  background-color: var(--color-white);
  padding: 6rem 0;
}

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

.contact-map-section {
  background-color: var(--color-light);
}

.map-container {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
}

.map-description {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.map-description h3 {
  margin-bottom: 1rem;
}

.contact-form-section {
  background-color: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 4rem;
}

.hours-list {
  list-style: none;
  margin-bottom: 2rem;
}

.hours-list li {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--color-gray);
}

.contact-direct {
  list-style: none;
  margin-bottom: 1.5rem;
}

.contact-direct li {
  margin-bottom: 0.5rem;
}

.response-time {
  font-style: italic;
  color: var(--color-dark-gray);
}

.faq-contact {
  background-color: var(--color-light);
}

/* Team секция */
.team {
  background-color: var(--color-light);
}

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

.team-position {
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

/* Достижения секция */
.achievements {
  background-color: var(--color-white);
  padding: 6rem 0;
}

.achievements-content {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 4rem;
}

.achievements-text {
  flex: 1;
  min-width: 300px;
}

.achievements-list {
  list-style: none;
  margin-top: 2rem;
}

.achievements-list li {
  margin-bottom: 2rem;
  padding-left: 2rem;
  position: relative;
}

.achievements-list li::before {
  content: '🏆';
  position: absolute;
  left: 0;
  top: 0;
}

.achievements-list h4 {
  margin-bottom: 0.5rem;
  color: var(--color-secondary-dark);
}

.achievements-image {
  flex: 1;
  min-width: 300px;
  box-shadow: var(--shadow-lg);
  border-radius: var(--border-radius-md);
  overflow: hidden;
}

/* CTA секция */
.cta-section {
  background: var(--gradient-primary);
  color: var(--color-white);
  text-align: center;
  padding: 5rem 0;
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.cta-content h2 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.cta-content p {
  color: var(--color-light);
  margin-bottom: 2rem;
  font-size: var(--font-size-lg);
}

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

.cta-content .btn:hover {
  background-color: var(--color-light);
}

/* Footer */
.footer {
  background-color: var(--color-secondary-dark);
  color: var(--color-light);
  padding: 5rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo h2 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

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

.footer h3 {
  color: var(--color-white);
  margin-bottom: 1.5rem;
  font-size: var(--font-size-lg);
  position: relative;
  padding-bottom: 0.5rem;
}

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

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

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

.footer ul li a {
  color: var(--color-light-gray);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer ul li a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

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

.social-links li a {
  display: flex;
  align-items: center;
}

.social-links li a::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 0.5rem;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.social-links li:nth-child(1) a::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%233a7bd5' viewBox='0 0 16 16'%3E%3Cpath d='M16 8.049c0-4.446-3.582-8.05-8-8.05C3.58 0-.002 3.603-.002 8.05c0 4.017 2.926 7.347 6.75 7.951v-5.625h-2.03V8.05H6.75V6.275c0-2.017 1.195-3.131 3.022-3.131.876 0 1.791.157 1.791.157v1.98h-1.009c-.993 0-1.303.621-1.303 1.258v1.51h2.218l-.354 2.326H9.25V16c3.824-.604 6.75-3.934 6.75-7.951z'/%3E%3C/svg%3E");
}

.social-links li:nth-child(2) a::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%233a7bd5' viewBox='0 0 16 16'%3E%3Cpath d='M5.026 15c6.038 0 9.341-5.003 9.341-9.334 0-.14 0-.282-.006-.422A6.685 6.685 0 0 0 16 3.542a6.658 6.658 0 0 1-1.889.518 3.301 3.301 0 0 0 1.447-1.817 6.533 6.533 0 0 1-2.087.793A3.286 3.286 0 0 0 7.875 6.03a9.325 9.325 0 0 1-6.767-3.429 3.289 3.289 0 0 0 1.018 4.382A3.323 3.323 0 0 1 .64 6.575v.045a3.288 3.288 0 0 0 2.632 3.218 3.203 3.203 0 0 1-.865.115 3.23 3.23 0 0 1-.614-.057 3.283 3.283 0 0 0 3.067 2.277A6.588 6.588 0 0 1 .78 13.58a6.32 6.32 0 0 1-.78-.045A9.344 9.344 0 0 0 5.026 15z'/%3E%3C/svg%3E");
}

.social-links li:nth-child(3) a::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%233a7bd5' viewBox='0 0 16 16'%3E%3Cpath d='M8 0C5.829 0 5.556.01 4.703.048 3.85.088 3.269.222 2.76.42a3.917 3.917 0 0 0-1.417.923A3.927 3.927 0 0 0 .42 2.76C.222 3.268.087 3.85.048 4.7.01 5.555 0 5.827 0 8.001c0 2.172.01 2.444.048 3.297.04.852.174 1.433.372 1.942.205.526.478.972.923 1.417.444.445.89.719 1.416.923.51.198 1.09.333 1.942.372C5.555 15.99 5.827 16 8 16s2.444-.01 3.298-.048c.851-.04 1.434-.174 1.943-.372a3.916 3.916 0 0 0 1.416-.923c.445-.445.718-.891.923-1.417.197-.509.332-1.09.372-1.942C15.99 10.445 16 10.173 16 8s-.01-2.445-.048-3.299c-.04-.851-.175-1.433-.372-1.941a3.926 3.926 0 0 0-.923-1.417A3.911 3.911 0 0 0 13.24.42c-.51-.198-1.092-.333-1.943-.372C10.443.01 10.172 0 7.998 0h.003zm-.717 1.442h.718c2.136 0 2.389.007 3.232.046.78.035 1.204.166 1.486.275.373.145.64.319.92.599.28.28.453.546.598.92.11.281.24.705.275 1.485.039.843.047 1.096.047 3.231s-.008 2.389-.047 3.232c-.035.78-.166 1.203-.275 1.485a2.47 2.47 0 0 1-.599.919c-.28.28-.546.453-.92.598-.28.11-.704.24-1.485.276-.843.038-1.096.047-3.232.047s-2.39-.009-3.233-.047c-.78-.036-1.203-.166-1.485-.276a2.478 2.478 0 0 1-.92-.598 2.48 2.48 0 0 1-.6-.92c-.109-.281-.24-.705-.275-1.485-.038-.843-.046-1.096-.046-3.233 0-2.136.008-2.388.046-3.231.036-.78.166-1.204.276-1.486.145-.373.319-.64.599-.92.28-.28.546-.453.92-.598.282-.11.705-.24 1.485-.276.738-.034 1.024-.044 2.515-.045v.002zm4.988 1.328a.96.96 0 1 0 0 1.92.96.96 0 0 0 0-1.92zm-4.27 1.122a4.109 4.109 0 1 0 0 8.217 4.109 4.109 0 0 0 0-8.217zm0 1.441a2.667 2.667 0 1 1 0 5.334 2.667 2.667 0 0 1 0-5.334z'/%3E%3C/svg%3E");
}

.social-links li:nth-child(4) a::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%233a7bd5' viewBox='0 0 16 16'%3E%3Cpath d='M0 1.146C0 .513.526 0 1.175 0h13.65C15.474 0 16 .513 16 1.146v13.708c0 .633-.526 1.146-1.175 1.146H1.175C.526 16 0 15.487 0 14.854V1.146zm4.943 12.248V6.169H2.542v7.225h2.401zm-1.2-8.212c.837 0 1.358-.554 1.358-1.248-.015-.709-.52-1.248-1.342-1.248-.822 0-1.359.54-1.359 1.248 0 .694.521 1.248 1.327 1.248h.016zm4.908 8.212V9.359c0-.216.016-.432.08-.586.173-.431.568-.878 1.232-.878.869 0 1.216.662 1.216 1.634v3.865h2.401V9.25c0-2.22-1.184-3.252-2.764-3.252-1.274 0-1.845.7-2.165 1.193v.025h-.016a5.54 5.54 0 0 1 .016-.025V6.169h-2.4c.03.678 0 7.225 0 7.225h2.4z'/%3E%3C/svg%3E");
}

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

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

/* Success страница */
.success-message-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 0;
}

.success-message {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem;
  padding: 3rem;
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
}

.success-icon {
  margin: 0 auto 2rem;
  width: 100px;
  height: 100px;
}

.success-icon img {
  width: 100%;
  height: auto;
  margin: 0 auto;
}

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

.success-message p {
  font-size: var(--font-size-lg);
  margin-bottom: 1.5rem;
  color: var(--color-dark-gray);
}

.success-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

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

.step-item {
  display: flex;
  margin-bottom: 2rem;
}

.step-number {
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-right: 1.5rem;
  flex-shrink: 0;
}

.step-content {
  flex-grow: 1;
}

.step-content h3 {
  margin-bottom: 0.5rem;
  color: var(--color-secondary-dark);
}

.related-services {
  background-color: var(--color-light);
  padding: 5rem 0;
}

/* Privacy и Terms страницы */
.privacy-content, .terms-content {
  padding-top: 100px;
}

.legal-content {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--color-white);
  padding: 3rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

.last-updated {
  margin-bottom: 2rem;
  color: var(--color-dark-gray);
  font-style: italic;
}

.legal-content h2 {
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--color-secondary-dark);
}

.legal-content ul, .legal-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.legal-content ul li, .legal-content ol li {
  margin-bottom: 0.5rem;
}

/* Адаптивная типографика */
@media (max-width: 1200px) {
  :root {
    --font-size-5xl: 2.75rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
    --font-size-2xl: 1.375rem;
  }
}

@media (max-width: 992px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 1.875rem;
    --font-size-3xl: 1.625rem;
    --font-size-2xl: 1.25rem;
  }
  
  .hero-content h1 {
    font-size: var(--font-size-5xl);
  }
  
  .section-title {
    margin-bottom: 2.5rem;
  }
  
  .about-content, .methodology-content, .research-content, .contact-content, .achievements-content {
    flex-direction: column;
    gap: 3rem;
  }
  
  .about-image, .methodology-image, .research-image, .achievements-image {
    order: -1;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.25rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --font-size-2xl: 1.25rem;
    --font-size-xl: 1.125rem;
    --container-padding: 1rem;
  }
  
  section {
    padding: 4rem 0;
  }
  
  .desktop-nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .hero-content {
    padding: 1.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .card-image {
    height: 250px;
  }
  
  .services-grid, .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  
  .carousel-item {
    flex: 0 0 calc(50% - 2rem);
  }
  
  .footer-content {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
  }
}

@media (max-width: 576px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.625rem;
    --font-size-3xl: 1.375rem;
    --font-size-2xl: 1.25rem;
  }
  
  section {
    padding: 3rem 0;
  }
  
  .hero-section, .page-hero {
    height: auto;
    min-height: 60vh;
  }
  
  .small-hero {
    min-height: 40vh;
  }
  
  .hero-content h1 {
    font-size: var(--font-size-4xl);
  }
  
  .hero-content p {
    font-size: var(--font-size-lg);
  }
  
  .section-title {
    font-size: var(--font-size-3xl);
    margin-bottom: 2rem;
  }
  
  .carousel-item {
    flex: 0 0 calc(100% - 2rem);
  }
  
  .contact-info, .contact-form-container {
    min-width: 100%;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
  
  .legal-content {
    padding: 1.5rem;
  }
  
  .success-message {
    padding: 2rem 1.5rem;
  }
  
  .success-actions {
    flex-direction: column;
    gap: 1rem;
  }
  
  .step-item {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .step-number {
    margin-bottom: 1rem;
  }
}

/* Анимации и переходы */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

/* Микроанимации для интерактивных элементов */
.btn:hover, 
button:hover, 
input[type='submit']:hover {
  animation: pulse 0.5s ease-in-out;
}

.card:hover .card-image img {
  animation: pulse 1s ease-in-out infinite;
}

.gallery-item:hover .image-container img {
  animation: pulse 1s ease-in-out infinite;
}

/* Анимации для AOS */
[data-aos="custom-fade-up"] {
  transform: translateY(20px);
  opacity: 0;
  transition-property: transform, opacity;
}

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

[data-aos="custom-fade-right"] {
  transform: translateX(-20px);
  opacity: 0;
  transition-property: transform, opacity;
}

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

[data-aos="custom-fade-left"] {
  transform: translateX(20px);
  opacity: 0;
  transition-property: transform, opacity;
}

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

[data-aos="custom-zoom-in"] {
  transform: scale(0.9);
  opacity: 0;
  transition-property: transform, opacity;
}

[data-aos="custom-zoom-in"].aos-animate {
  transform: scale(1);
  opacity: 1;
}

html,body{
  overflow-x: hidden;
}