:root {
  /* Раздельно-дополнительная цветовая схема */
  --primary-color: #0D47A1; /* Темно-синий */
  --primary-light: #2196F3; /* Голубой */
  --primary-dark: #0D2C54; /* Очень темно-синий */
  
  --secondary-color: #FF5722; /* Оранжево-красный */
  --secondary-light: #FF8A65; /* Светлый оранжевый */
  --secondary-dark: #C41C00; /* Темный оранжево-красный */
  
  --tertiary-color: #4CAF50; /* Зеленый */
  --tertiary-light: #81C784; /* Светло-зеленый */
  --tertiary-dark: #2E7D32; /* Темно-зеленый */
  
  --neutral-light: #F5F5F5; /* Почти белый */
  --neutral: #E0E0E0; /* Светло-серый */
  --neutral-dark: #424242; /* Темно-серый */
  --neutral-darker: #212121; /* Почти черный */
  
  --white: #FFFFFF;
  --black: #000000;
  
  /* Тени */
  --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 5px 15px rgba(0, 0, 0, 0.15);
  --shadow-dark: 0 8px 30px rgba(0, 0, 0, 0.2);
  
  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Размеры шрифтов */
  --font-size-xs: 0.75rem; /* 12px */
  --font-size-sm: 0.875rem; /* 14px */
  --font-size-md: 1rem; /* 16px */
  --font-size-lg: 1.125rem; /* 18px */
  --font-size-xl: 1.25rem; /* 20px */
  --font-size-2xl: 1.5rem; /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem; /* 36px */
  --font-size-5xl: 3rem; /* 48px */
  
  /* Радиусы */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Размеры контейнера */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: 'Open Sans', sans-serif;
  line-height: 1.6;
  color: var(--neutral-darker);
  background-color: var(--neutral-light);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Raleway', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

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: 1.5rem;
}

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

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

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

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 2rem;
}

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

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

.section-header h2 {
  color: var(--primary-dark);
  position: relative;
  display: inline-block;
  margin-bottom: 1rem;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--secondary-color);
}

.section-header p {
  color: var(--neutral-dark);
  font-size: var(--font-size-lg);
  max-width: 600px;
  margin: 0 auto;
}

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

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white) !important;
  box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-dark);
  text-decoration: none;
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--white) !important;
  box-shadow: var(--shadow-medium);
}

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-dark);
  text-decoration: none;
}

.btn-tertiary {
  background-color: var(--tertiary-color);
  color: var(--white) !important;
  box-shadow: var(--shadow-medium);
}

.btn-tertiary:hover {
  background-color: var(--tertiary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-dark);
  text-decoration: none;
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--white) !important;
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
  text-decoration: none;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-xs);
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(13, 41, 84, 0.95);
  box-shadow: var(--shadow-medium);
  transition: all var(--transition-medium);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

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

.logo a {
  color: var(--white);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 1px;
}

.navigation {
  display: flex;
}

.menu {
  display: flex;
  align-items: center;
}

.menu li {
  margin-left: 1.5rem;
}

.menu a {
  color: var(--white);
  font-weight: 600;
  position: relative;
}

.menu a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--secondary-color);
  transition: width var(--transition-medium);
}

.menu a:hover::after {
  width: 100%;
}

.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

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

/* Hero Section */
.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-top: 0;
  padding: 0;
  overflow: hidden;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(13, 41, 84, 0.85), rgba(0, 0, 0, 0.5));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 800px;
  padding: 2rem;
  margin-left: 10%;
  transform: translateY(0);
  transition: transform 0.5s ease;
}

.hero-title {
  font-size: var(--font-size-5xl);
  color: var(--white);
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-description {
  font-size: var(--font-size-xl);
  color: var(--white);
  margin-bottom: 2rem;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

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

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

.about-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 3rem;
}

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

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

.about-text h3::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: var(--secondary-color);
}

.about-image {
  flex: 1;
  min-width: 300px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-dark);
  transform: rotate(2deg);
}

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

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

/* Services Section */
.services-section {
  background-color: var(--neutral-light);
  position: relative;
  overflow: hidden;
}

.services-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background-color: var(--secondary-light);
  opacity: 0.1;
  border-radius: 50%;
  z-index: 1;
}

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

.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  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;
}

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

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

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

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

.card-content {
  padding: 1.5rem;
  text-align: center;
}

.card-content h3 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.card-content h3::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background-color: var(--secondary-color);
}

/* Statistics Section */
.statistics-section {
  background-color: var(--primary-dark);
  color: var(--white);
}

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

.statistics-section .section-header p {
  color: var(--neutral);
}

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

.stat-card {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  transition: transform var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-card:hover {
  transform: translateY(-10px);
  background-color: rgba(255, 255, 255, 0.15);
}

.stat-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

.stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.stat-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--secondary-light);
}

/* Portfolio Section */
.portfolio-section {
  background-color: var(--white);
}

.portfolio-filter {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.5rem 1.5rem;
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--primary-color);
  color: var(--white);
}

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

.portfolio-item {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.portfolio-content {
  padding: 1.5rem;
  text-align: center;
}

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

/* Research Section */
.research-section {
  background-color: var(--neutral-light);
  position: relative;
  overflow: hidden;
}

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

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

.research-highlights {
  margin-top: 2rem;
}

.highlight-item {
  margin-bottom: 1.5rem;
  padding-left: 1rem;
  border-left: 3px solid var(--secondary-color);
}

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

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

.publication-list {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
}

.publication-item {
  border-bottom: 1px solid var(--neutral);
}

.publication-item:last-child {
  border-bottom: none;
}

.publication-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.publication-header:hover {
  background-color: var(--neutral);
}

.accordion-icon {
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  transition: transform var(--transition-fast);
}

.publication-content {
  padding: 0 1.5rem 1.5rem;
  display: none;
}

.publication-item.active .accordion-icon {
  transform: rotate(45deg);
}

.publication-item.active .publication-content {
  display: block;
}

/* External Resources Section */
.external-resources-section {
  background-color: var(--white);
  position: relative;
  overflow: hidden;
}

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

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

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

.resource-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

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

.resource-card p {
  margin-bottom: 1.5rem;
}

/* Insights Section */
.insights-section {
  background-color: var(--neutral-light);
  position: relative;
}

.insights-slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
}

.insight-slide {
  display: flex;
  flex-wrap: wrap;
  background-color: var(--white);
}

.insight-image {
  flex: 1;
  min-width: 300px;
  height: 400px;
}

.insight-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.insight-content {
  flex: 1;
  min-width: 300px;
  padding: 2rem;
}

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

.insight-meta {
  color: var(--neutral-dark);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.insights-navigation {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.prev-insight, .next-insight {
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow-light);
  transition: all var(--transition-fast);
}

.prev-insight:hover, .next-insight:hover {
  background-color: var(--primary-color);
  color: var(--white);
  box-shadow: var(--shadow-medium);
}

/* Innovation Section */
.innovation-section {
  background-color: var(--white);
}

.innovation-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 3rem;
}

.innovation-image {
  flex: 1;
  min-width: 300px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-dark);
  transform: rotate(-2deg);
}

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

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

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

.innovation-features {
  margin-top: 2rem;
}

.feature-item {
  margin-bottom: 1.5rem;
  background-color: var(--neutral-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: transform var(--transition-medium);
}

.feature-item:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-light);
}

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

/* Events Calendar Section */
.events-section {
  background-color: var(--neutral-light);
  position: relative;
}

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

.event-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  display: flex;
  transition: transform var(--transition-medium);
}

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

.event-date {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 1.5rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 80px;
}

.event-date .day {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  line-height: 1;
}

.event-date .month {
  font-size: var(--font-size-md);
  text-transform: uppercase;
}

.event-content {
  padding: 1.5rem;
  flex: 1;
}

.event-content h3 {
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
  font-size: var(--font-size-lg);
}

.event-location {
  color: var(--neutral-dark);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Clientele Section */
.clientele-section {
  background-color: var(--white);
}

.clientele-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  margin-bottom: 3rem;
}

.logo-item {
  flex: 0 0 180px;
  height: 100px;
  padding: 1rem;
  display: flex;
  justify-content: center;
  align-items: center;
  filter: grayscale(100%);
  transition: all var(--transition-medium);
}

.logo-item:hover {
  filter: grayscale(0%);
  transform: scale(1.1);
}

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

.testimonial-item {
  background-color: var(--neutral-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: transform var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.testimonial-content {
  padding: 2rem;
  position: relative;
}

.testimonial-content::before {
  content: '"';
  font-size: 5rem;
  position: absolute;
  top: 10px;
  left: 20px;
  color: var(--primary-light);
  opacity: 0.2;
  font-family: Georgia, serif;
}

.testimonial-author {
  display: flex;
  align-items: center;
  margin-top: 1.5rem;
}

.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin-right: 1rem;
  object-fit: cover;
}

.author-info h4 {
  margin-bottom: 0.25rem;
  color: var(--primary-dark);
}

.author-info p {
  margin-bottom: 0;
  font-size: var(--font-size-sm);
  color: var(--neutral-dark);
}

/* Contact Section */
.contact-section {
  background-color: var(--neutral-light);
  position: relative;
}

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

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

.contact-details {
  margin-bottom: 2rem;
}

.contact-details li {
  display: flex;
  margin-bottom: 1.5rem;
}

.contact-details i {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-right: 1rem;
  flex-shrink: 0;
}

.contact-details h4 {
  color: var(--primary-dark);
  margin-bottom: 0.25rem;
}

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

.social-icons {
  display: flex;
  gap: 1rem;
}

.social-icons a {
  display: inline-block;
  padding: 0.5rem 1rem;
  color: var(--primary-color);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 2px solid var(--primary-color);
}

.social-icons a:hover {
  background-color: var(--primary-color);
  color: var(--white);
  text-decoration: none;
}

.contact-form {
  flex: 1;
  min-width: 300px;
  background-color: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
}

.contact-form h3 {
  color: var(--primary-dark);
  margin-bottom: 1.5rem;
  text-align: center;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--neutral);
  border-radius: var(--radius-md);
  font-family: 'Open Sans', sans-serif;
  transition: border-color var(--transition-fast);
}

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

.form-checkbox {
  display: flex;
  align-items: center;
}

.form-checkbox input {
  width: auto;
  margin-right: 0.5rem;
}

.form-checkbox label {
  margin-bottom: 0;
}

.contact-form button {
  width: 100%;
}

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

.footer-top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-logo h2 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.footer-logo p {
  color: var(--secondary-light);
  margin-bottom: 1.5rem;
}

.footer-description {
  color: var(--neutral);
  font-size: var(--font-size-sm);
}

.footer-column h3 {
  color: var(--white);
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.footer-column h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--secondary-color);
}

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

.footer-links a {
  color: var(--neutral);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--secondary-light);
  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);
  transition: color var(--transition-fast);
}

.social-links a:hover {
  color: var(--secondary-light);
  text-decoration: none;
}

.copyright {
  color: var(--neutral);
  font-size: var(--font-size-sm);
  margin-bottom: 0;
}

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

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

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

.success-title {
  color: var(--primary-dark);
  margin-bottom: 1.5rem;
}

.success-message {
  margin-bottom: 2rem;
}

/* Privacy & Terms Pages */
.page-content {
  padding-top: 100px;
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: 5rem;
}

.page-content h1 {
  color: var(--primary-dark);
  margin-bottom: 2rem;
}

.page-content h2 {
  color: var(--primary-dark);
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  font-size: var(--font-size-2xl);
}

.page-content p {
  margin-bottom: 1.5rem;
}

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

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

/* Responsive Styles */
@media screen and (max-width: 1024px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
  }
  
  .container {
    padding: 0 1.5rem;
  }
  
  .hero-content {
    margin-left: 5%;
  }
}

@media screen and (max-width: 768px) {
  :root {
    --font-size-5xl: 2.25rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --font-size-2xl: 1.25rem;
  }
  
  section {
    padding: 4rem 0;
  }
  
  .navigation {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    height: 100vh;
    background-color: var(--primary-dark);
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
    z-index: 1000;
    transition: left var(--transition-medium);
  }
  
  .navigation.active {
    left: 0;
  }
  
  .menu {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .menu li {
    margin: 1rem 0;
    width: 100%;
  }
  
  .menu a {
    display: block;
    font-size: var(--font-size-lg);
  }
  
  .burger-menu {
    display: flex;
    z-index: 1001;
  }
  
  .burger-menu.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .burger-menu.active span:nth-child(2) {
    opacity: 0;
  }
  
  .burger-menu.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .hero-content {
    text-align: center;
    margin-left: 0;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
  }
  
  .portfolio-grid,
  .services-grid,
  .statistics-grid,
  .resources-grid,
  .events-grid {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 480px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.5rem;
    --font-size-3xl: 1.25rem;
  }
  
  .section-header {
    margin-bottom: 2rem;
  }
  
  .btn {
    padding: 0.5rem 1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .contact-content {
    flex-direction: column;
  }
}

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

@keyframes slideIn {
  from {
    transform: translateX(-50px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes scaleIn {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 1s ease forwards;
}

.slide-in {
  animation: slideIn 1s ease forwards;
}

.scale-in {
  animation: scaleIn 1s ease forwards;
}

/* Read More links */
.read-more {
  display: inline-block;
  color: var(--secondary-color);
  font-weight: 600;
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.read-more:hover {
  color: var(--secondary-dark);
  border-bottom-color: var(--secondary-color);
  text-decoration: none;
}

.read-more::after {
  content: ' →';
  transition: transform var(--transition-fast);
  display: inline-block;
}

.read-more:hover::after {
  transform: translateX(5px);
}

/* Icon styles */
[class^="icon-"] {
  display: inline-block;
  width: 1em;
  height: 1em;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.icon-clients {
  background-image: url('image/icon-clients.jpg');
}

.icon-growth {
  background-image: url('image/icon-growth.jpg');
}

.icon-projects {
  background-image: url('image/icon-projects.jpg');
}

.icon-experts {
  background-image: url('image/icon-experts.jpg');
}

.icon-location {
  background-image: url('image/icon-location.jpg');
}

.icon-phone {
  background-image: url('image/icon-phone.jpg');
}

.icon-email {
  background-image: url('image/icon-email.jpg');
}

.icon-clock {
  background-image: url('image/icon-clock.jpg');
}

.icon-bank {
  background-image: url('image/icon-bank.jpg');
}

.icon-market {
  background-image: url('image/icon-market.jpg');
}

.icon-tax {
  background-image: url('image/icon-tax.jpg');
}

.icon-calculator {
  background-image: url('image/icon-calculator.jpg');
}

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

/* Additional utilities */
.text-center {
  text-align: center;
}

.mt-2 {
  margin-top: 2rem;
}

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

.pt-2 {
  padding-top: 2rem;
}

.pb-2 {
  padding-bottom: 2rem;
}