:root {
  /* Основные цвета */
  --primary-color: #3a6ea5;
  --primary-dark: #2a5080;
  --primary-light: #4c7fb6;
  --secondary-color: #6c757d;
  --secondary-dark: #5a6268;
  --secondary-light: #868e96;
  
  /* Нейтральные цвета */
  --neutral-100: #f8f9fa;
  --neutral-200: #e9ecef;
  --neutral-300: #dee2e6;
  --neutral-400: #ced4da;
  --neutral-500: #adb5bd;
  --neutral-600: #6c757d;
  --neutral-700: #495057;
  --neutral-800: #343a40;
  --neutral-900: #212529;
  
  /* Акцентные цвета */
  --accent-color: #60b8d4;
  --accent-dark: #4199b5;
  --accent-light: #7fc7de;
  --success-color: #4CAF50;
  --warning-color: #FFC107;
  --danger-color: #DC3545;
  --info-color: #17A2B8;
  
  /* Текстовые цвета */
  --text-dark: #212529;
  --text-light: #f8f9fa;
  --text-muted: #6c757d;
  
  /* Параметры стиля */
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-radius-sm: 4px;
  --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  --transition-speed: 0.3s;
  
  /* Гласморфизм */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
  --glass-blur: 10px;
  
  /* Отступы */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  /* Контейнеры */
  --container-width: 1200px;
  --section-padding: 5rem 0;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Merriweather', serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--neutral-100);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  margin-bottom: 1rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--neutral-800);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.5rem;
}

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

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 15px;
}

.section {
  padding: var(--section-padding);
  position: relative;
}

/* Заголовки секций */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -10px;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
}

.section-header .subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto;
}

/* Кнопки */
.btn {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 1px solid transparent;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: var(--border-radius);
  transition: all var(--transition-speed) ease;
  cursor: pointer;
  text-decoration: none;
  background-color: var(--primary-color);
  color: white;
}

.btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  text-decoration: none;
  color: white;
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

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

.btn-secondary {
  background-color: var(--neutral-200);
  color: var(--neutral-800);
  border: 1px solid var(--neutral-300);
}

.btn-secondary:hover {
  background-color: var(--neutral-300);
  color: var(--neutral-900);
}

/* Эффекты гласморфизма */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--glass-shadow);
  padding: var(--spacing-md);
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(31, 38, 135, 0.2);
}

/* Header и навигация */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.header.scrolled {
  padding: 10px 0;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo a {
  display: block;
}

.logo img {
  height: 60px;
  width: auto;
}

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

.desktop-nav a {
  color: var(--neutral-800);
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  transition: color var(--transition-speed) ease;
  position: relative;
  padding: 0.5rem 0;
}

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

.desktop-nav a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

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

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  height: 24px;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 30px;
  height: 3px;
  background-color: var(--neutral-800);
  transition: all var(--transition-speed) ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: white;
  padding: 1rem 0;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transform: translateY(-10px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-speed) ease;
}

.mobile-nav.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-nav ul {
  padding: 0 1rem;
}

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

.mobile-nav a {
  display: block;
  padding: 0.75rem 0;
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  color: var(--neutral-800);
  border-bottom: 1px solid var(--neutral-200);
}

/* Hero секция */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  color: white;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  margin-bottom: var(--spacing-lg);
  padding-top: 80px; /* Для хедера */
}

.hero::before {
  content: '';
  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, 0.4));
  z-index: 1;
}

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

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

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  color: white;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: white;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

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

/* Mission секция */
.mission {
  background-color: var(--neutral-100);
}

.mission-content {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  margin-bottom: 3rem;
}

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

.mission-image {
  flex: 1;
  min-width: 300px;
  text-align: center;
}

.mission-image img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow);
  max-width: 100%;
  margin: 0 auto;
}

.mission-values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.value-card {
  text-align: center;
  padding: 2rem;
  border-radius: var(--border-radius);
  background: white;
  box-shadow: var(--box-shadow);
  transition: transform var(--transition-speed) ease;
}

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

.value-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.value-icon img {
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

/* Methodology секция */
.methodology {
  background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

.methodology-timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto 4rem;
}

.methodology-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50px;
  height: 100%;
  width: 2px;
  background: var(--primary-color);
}

.timeline-item {
  display: flex;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-number {
  width: 100px;
  height: 100px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  z-index: 2;
  flex-shrink: 0;
  box-shadow: var(--box-shadow);
  transition: transform var(--transition-speed) ease;
}

.timeline-item:hover .timeline-number {
  transform: scale(1.1);
}

.timeline-content {
  background: white;
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-left: 2rem;
  box-shadow: var(--box-shadow);
  flex-grow: 1;
}

.timeline-content h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.timeline-content img {
  width: 100%;
  border-radius: var(--border-radius);
  margin-top: 1.5rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.methodology-services {
  margin-top: 4rem;
}

.methodology-services h3 {
  text-align: center;
  margin-bottom: 2rem;
}

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

.service-card {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  transition: transform var(--transition-speed) ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.service-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-card h4 {
  margin: 1.5rem 0 1rem;
  color: var(--primary-color);
  padding: 0 1.5rem;
}

.service-card p {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-dark);
}

/* Case Studies секция */
.case-studies {
  background-color: white;
}

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

.case-study-card {
  background: var(--neutral-100);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: all var(--transition-speed) ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.case-study-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

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

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

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

.card-content {
  padding: 2rem;
  flex-grow: 1;
  width: 100%;
}

.card-content h3 {
  color: var(--primary-color);
  margin-top: 0;
  margin-bottom: 1rem;
}

.client-info {
  font-weight: bold;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.challenge, .solution, .results {
  margin-bottom: 1rem;
}

.results {
  font-weight: bold;
  color: var(--primary-color);
}

/* Resources секция */
.resources {
  background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
}

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

.resource-card {
  background: white;
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--box-shadow);
}

.resource-card h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  text-align: center;
}

.resource-list li {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--neutral-200);
}

.resource-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.resource-list a {
  display: block;
  color: var(--text-dark);
  transition: all var(--transition-speed) ease;
}

.resource-list a:hover {
  transform: translateX(5px);
  text-decoration: none;
}

.resource-list h4 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  transition: color var(--transition-speed) ease;
}

.resource-list a:hover h4 {
  color: var(--primary-dark);
}

.resource-list p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* FAQ секция */
.faq {
  background-color: white;
}

.faq-grid {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.faq-question {
  padding: 1.5rem;
  background: var(--neutral-100);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background var(--transition-speed) ease;
}

.faq-question h3 {
  margin: 0;
  font-size: 1.2rem;
  transition: color var(--transition-speed) ease;
}

.toggle-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: transform var(--transition-speed) ease;
}

.faq-item.active .toggle-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-speed) ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 1.5rem;
  margin: 0;
}

.faq-item:hover .faq-question {
  background: var(--neutral-200);
}

.faq-item:hover .faq-question h3 {
  color: var(--primary-color);
}

/* Contact секция */
.contact {
  background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
}

.contact-content {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
}

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

.info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.info-item img {
  width: 40px;
  height: 40px;
  margin-right: 1rem;
}

.info-item h3 {
  margin: 0 0 0.5rem;
  color: var(--primary-color);
}

.contact-map {
  margin-top: 2rem;
}

.contact-map img {
  width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

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

.contact-form {
  background: white;
  padding: 2.5rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow);
}

.form-group {
  margin-bottom: 1.5rem;
  flex: 0 0 calc(50% - 0.75rem);
}

.full-width {
  flex: 0 0 100%;
}

.contact-form .form-group:last-child {
  margin-bottom: 0;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--neutral-700);
}

.contact-form input, 
.contact-form select, 
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--border-radius-sm);
  font-family: 'Merriweather', serif;
  transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.contact-form input:focus, 
.contact-form select:focus, 
.contact-form textarea:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(58, 110, 165, 0.2);
}

.checkbox-container {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.checkbox-container input {
  width: auto;
  margin-right: 10px;
}

/* Footer */
.footer {
  background-color: var(--neutral-800);
  color: var(--text-light);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  flex: 1;
  min-width: 250px;
}

.footer-logo img {
  margin-bottom: 1.5rem;
}

.footer-logo p {
  color: var(--neutral-400);
  margin-bottom: 0;
}

.footer-links {
  flex: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-column {
  flex: 1;
  min-width: 150px;
}

.footer-column h3 {
  color: white;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

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

.footer-column a {
  color: var(--neutral-400);
  transition: color var(--transition-speed) ease;
}

.footer-column a:hover {
  color: white;
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.social-links a {
  color: var(--neutral-400);
  font-family: 'Montserrat', sans-serif;
  transition: color var(--transition-speed) ease;
}

.social-links a:hover {
  color: white;
  text-decoration: none;
}

.copyright {
  color: var(--neutral-500);
  margin-bottom: 0;
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
  padding: 2rem 0;
}

.success-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  background: white;
  padding: 3rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow);
}

.success-icon {
  width: 100px;
  height: 100px;
  background-color: var(--success-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
  font-size: 3rem;
}

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

.success-content p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

/* Privacy & Terms Pages */
.privacy-page, .terms-page {
  padding-top: 120px;
  padding-bottom: 4rem;
}

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

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

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

.privacy-content ul, .terms-content ul {
  list-style-type: disc;
  padding-left: 2rem;
  margin-bottom: 1.5rem;
}

.privacy-content ul li, .terms-content ul li {
  margin-bottom: 0.75rem;
}

/* About Page */
.about-page {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.about-hero {
  height: 400px;
  background-position: center;
  background-size: cover;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  margin-bottom: 3rem;
}

.about-hero::before {
  content: '';
  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, 0.4));
  z-index: 1;
}

.about-hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  text-align: center;
  color: white;
}

.about-hero h1 {
  color: white;
  margin-bottom: 1rem;
}

.team-section {
  margin-bottom: 4rem;
}

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

.team-member {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  transition: transform var(--transition-speed) ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.team-member:hover {
  transform: translateY(-5px);
}

.member-photo {
  width: 100%;
  height: 300px;
  overflow: hidden;
}

.member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.member-info {
  padding: 1.5rem;
  text-align: center;
}

.member-info h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.member-position {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Contacts Page */
.contacts-page {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.contacts-content {
  max-width: 900px;
  margin: 0 auto;
}

.contacts-hero {
  text-align: center;
  margin-bottom: 3rem;
}

.contacts-hero h1 {
  margin-bottom: 1rem;
}

.contacts-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.contact-card {
  background: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  text-align: center;
}

.contact-card img {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
}

.contact-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mb-0 {
  margin-bottom: 0;
}

.mb-1 {
  margin-bottom: 0.5rem;
}

.mb-2 {
  margin-bottom: 1rem;
}

.mb-3 {
  margin-bottom: 1.5rem;
}

.mb-4 {
  margin-bottom: 2rem;
}

.mb-5 {
  margin-bottom: 3rem;
}

/* Анимации при прокрутке */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Медиа-запросы */
@media (max-width: 1200px) {
  :root {
    --container-width: 1000px;
  }
}

@media (max-width: 1024px) {
  :root {
    --container-width: 800px;
  }

  .hero h1 {
    font-size: 3rem;
  }

  .hero p {
    font-size: 1.25rem;
  }
}

@media (max-width: 768px) {
  :root {
    --container-width: 100%;
    --section-padding: 4rem 0;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

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

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1.1rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .timeline-item {
    flex-direction: column;
  }

  .timeline-number {
    margin-bottom: 1rem;
  }

  .timeline-content {
    margin-left: 0;
  }

  .methodology-timeline::before {
    left: 50px;
    height: calc(100% - 100px);
    top: 100px;
  }

  .footer-content {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-links {
    width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
  }

  .social-links {
    margin-bottom: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-buttons .btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .hero h1 {
    font-size: 2rem;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }

  .timeline-number {
    width: 80px;
    height: 80px;
    font-size: 1.25rem;
  }

  .contact-content {
    flex-direction: column;
  }

  .form-group {
    flex: 0 0 100%;
  }
}