:root {
  /* Триадная цветовая схема */
  --primary-color: #4A55F5; /* Основной синий */
  --secondary-color: #F54A7D; /* Розовый/малиновый */
  --tertiary-color: #4AF55B; /* Зеленый */
  
  /* Темные и светлые версии основных цветов */
  --primary-dark: #3544E0;
  --primary-light: #8A92FA;
  --secondary-dark: #D13362;
  --secondary-light: #F97EA3;
  --tertiary-dark: #35D046;
  --tertiary-light: #86F993;
  
  /* Нейтральные цвета */
  --dark: #222222;
  --medium-dark: #444444;
  --medium: #777777;
  --medium-light: #AAAAAA;
  --light: #F5F5F5;
  
  /* Тени для объемных элементов */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 15px 30px rgba(0, 0, 0, 0.2), 0 10px 15px rgba(0, 0, 0, 0.1);
  
  /* Градиенты */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  --gradient-tertiary: linear-gradient(135deg, var(--tertiary-color), var(--tertiary-dark));
  
  /* Радиусы скругления */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Размеры шрифтов */
  --font-xs: 0.75rem;   /* 12px */
  --font-sm: 0.875rem;  /* 14px */
  --font-md: 1rem;      /* 16px */
  --font-lg: 1.25rem;   /* 20px */
  --font-xl: 1.5rem;    /* 24px */
  --font-2xl: 2rem;     /* 32px */
  --font-3xl: 2.5rem;   /* 40px */
  --font-4xl: 3rem;     /* 48px */
  
  /* Размеры контейнеров */
  --container-width: 1200px;
  --header-height: 80px;
}

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

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

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

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

h1 {
  font-size: var(--font-4xl);
}

h2 {
  font-size: var(--font-3xl);
}

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

p {
  margin-bottom: 1rem;
}

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

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

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

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

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

.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
  position: relative;
  color: var(--dark);
}

.section-title:after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--primary-color);
  margin: 1rem auto 0;
  border-radius: var(--radius-sm);
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
  color: var(--medium-dark);
  font-size: var(--font-lg);
}

/* Кнопки */
.btn {
  display: inline-block;
  font-weight: 600;
  text-align: center;
  vertical-align: middle;
  padding: 0.75rem 1.5rem;
  font-size: var(--font-md);
  line-height: 1.5;
  border-radius: var(--radius-md);
  color: white;
  background-color: var(--primary-color);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 1;
}

.btn:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  z-index: -1;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.btn:hover:before {
  transform: translateX(0);
}

.btn:active {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

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

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

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

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

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

button, 
input[type='submit'] {
  font-family: 'Lato', sans-serif;
  cursor: pointer;
}

/* Формы */
input, 
select, 
textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--font-md);
  border: 2px solid var(--medium-light);
  border-radius: var(--radius-md);
  background-color: white;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  font-family: 'Lato', sans-serif;
}

input:focus, 
select:focus, 
textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(74, 85, 245, 0.2);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

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

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.header-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--header-height);
}

.logo {
  flex-shrink: 0;
}

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

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

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

.nav-menu li {
  margin: 0 1rem;
}

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

.nav-menu a:before {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary-color);
  visibility: hidden;
  transform: scaleX(0);
  transition: all var(--transition-normal);
}

.nav-menu a:hover {
  color: var(--primary-color);
}

.nav-menu a:hover:before {
  visibility: visible;
  transform: scaleX(1);
}

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

.burger-menu span {
  width: 100%;
  height: 3px;
  background-color: var(--dark);
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 8rem 0 6rem;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

.hero:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.5));
  z-index: 1;
}

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

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

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

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

/* Vision Section */
.vision-section {
  padding: 6rem 0;
  background-color: var(--light);
}

.vision-content {
  display: flex;
  align-items: center;
  gap: 4rem;
  margin-bottom: 4rem;
}

.vision-image {
  flex: 1;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform var(--transition-normal);
}

.vision-image:hover {
  transform: perspective(1000px) rotateY(0deg);
}

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

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

.vision-text {
  flex: 1;
}

.vision-text h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.stats-widgets {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 4rem;
}

.stat-widget {
  flex: 1;
  min-width: 250px;
  padding: 2rem;
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.stat-widget:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.stat-number {
  font-size: var(--font-3xl);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.stat-description {
  color: var(--medium-dark);
  font-size: var(--font-md);
}

/* Features Section */
.features-section {
  padding: 6rem 0;
  background-color: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-bottom: 4rem;
}

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

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

.image-container {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

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

.feature-card:hover .image-container img {
  transform: scale(1.1);
}

.card-content {
  padding: 2rem;
  text-align: center;
}

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

.custom-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-top: 1rem;
}

.toggle-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  color: var(--medium-dark);
  font-weight: 600;
}

.toggle-label:before {
  content: '';
  display: inline-block;
  width: 40px;
  height: 20px;
  margin-right: 10px;
  background-color: var(--medium-light);
  border-radius: 10px;
  transition: background-color var(--transition-normal);
  position: relative;
}

.toggle-label:after {
  content: '';
  position: absolute;
  left: 2px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  background-color: white;
  border-radius: 50%;
  transition: transform var(--transition-normal);
}

.toggle-input:checked + .toggle-label:before {
  background-color: var(--primary-color);
}

.toggle-input:checked + .toggle-label:after {
  transform: translateY(-50%) translateX(20px);
}

.custom-slider {
  margin-top: 4rem;
  padding: 2rem;
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.custom-slider h3 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--primary-color);
}

.slider-container {
  position: relative;
  width: 100%;
  margin-bottom: 2rem;
}

.slider {
  -webkit-appearance: none;
  width: 100%;
  height: 10px;
  border-radius: var(--radius-sm);
  background: var(--medium-light);
  outline: none;
  transition: background var(--transition-normal);
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: background var(--transition-normal), transform var(--transition-normal);
}

.slider::-moz-range-thumb {
  width: 25px;
  height: 25px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: background var(--transition-normal), transform var(--transition-normal);
}

.slider::-webkit-slider-thumb:hover,
.slider::-moz-range-thumb:hover {
  background: var(--primary-dark);
  transform: scale(1.1);
}

.slider-value {
  text-align: center;
  font-weight: 700;
  color: var(--primary-color);
  font-size: var(--font-lg);
  margin-top: 1rem;
}

.slider-content {
  margin-top: 2rem;
}

.slider-item {
  display: none;
  padding: 1.5rem;
  background-color: var(--light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.slider-item h4 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* External Resources */
.external-resources {
  padding: 6rem 0;
  background-color: var(--light);
}

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

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

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

.resource-link {
  display: inline-block;
  margin-top: 1rem;
  color: white;
  background-color: var(--primary-color);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: background-color var(--transition-normal);
}

.resource-link:hover {
  background-color: var(--primary-dark);
  color: white;
}

/* News Section */
.news-section {
  padding: 6rem 0;
  background-color: white;
}

.news-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.news-timeline:before {
  content: '';
  position: absolute;
  top: 0;
  left: 120px;
  height: 100%;
  width: 4px;
  background: var(--primary-light);
}

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

.timeline-date {
  flex: 0 0 100px;
  text-align: right;
  padding-right: 30px;
  position: relative;
}

.timeline-date:after {
  content: '';
  position: absolute;
  top: 10px;
  right: -10px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  z-index: 1;
}

.date {
  display: block;
  font-size: var(--font-xl);
  font-weight: 700;
  color: var(--primary-color);
}

.month, .year {
  display: block;
  font-size: var(--font-sm);
  color: var(--medium-dark);
}

.timeline-content {
  flex: 1;
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.timeline-content:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

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

.read-more {
  display: inline-block;
  margin-top: 1rem;
  color: var(--primary-color);
  font-weight: 600;
  position: relative;
}

.read-more:after {
  content: '→';
  margin-left: 0.25rem;
  transition: transform var(--transition-normal);
}

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

/* Media Section */
.media-section {
  padding: 6rem 0;
  background-color: var(--light);
}

.media-tabs {
  max-width: 900px;
  margin: 0 auto;
}

.tabs-header {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.tab-btn {
  padding: 0.75rem 2rem;
  background: white;
  border: none;
  border-radius: var(--radius-md);
  margin: 0 0.5rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--medium-dark);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.tab-btn:hover {
  color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

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

.tabs-content {
  position: relative;
}

.tab-pane {
  display: none;
  animation: fadeIn var(--transition-normal);
}

.tab-pane.active {
  display: block;
}

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

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

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

.watch-video, .listen-podcast, .read-article {
  display: inline-flex;
  align-items: center;
  margin-top: 1rem;
  color: var(--primary-color);
  font-weight: 600;
}

.watch-video:before, .listen-podcast:before, .read-article:before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 24px;
  margin-right: 0.5rem;
  background-size: contain;
  background-repeat: no-repeat;
}

.watch-video:before {
  background-image: url('image/icon-play.jpg');
}

.listen-podcast:before {
  background-image: url('image/icon-podcast.jpg');
}

.read-article:before {
  background-image: url('image/icon-article.jpg');
}

/* Contact Section */
.contact-section {
  padding: 6rem 0;
  background-color: white;
}

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

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

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

.icon {
  flex: 0 0 50px;
  margin-right: 1rem;
}

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

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

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

.submit-btn {
  width: 100%;
}

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

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

.footer-logo {
  margin-bottom: 1rem;
}

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

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

.footer h3:after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--primary-color);
}

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

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

.footer-links a,
.footer-social a {
  color: var(--medium-light);
  transition: color var(--transition-normal);
}

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

.footer-social a {
  display: inline-flex;
  align-items: center;
}

.newsletter-form {
  display: flex;
  margin-top: 1.5rem;
}

.newsletter-form input {
  flex: 1;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  border-right: none;
}

.newsletter-form button {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--medium-light);
  font-size: var(--font-sm);
}

/* Cookie Popup */
.cookie-popup {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(34, 34, 34, 0.9);
  color: white;
  z-index: 9999;
  padding: 1rem;
  backdrop-filter: blur(5px);
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.cookie-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: 0.5rem 1.5rem;
  cursor: pointer;
  font-weight: 600;
  transition: background-color var(--transition-normal);
}

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

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

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

.success-title {
  font-size: var(--font-3xl);
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.success-message {
  font-size: var(--font-lg);
  max-width: 600px;
  margin-bottom: 2rem;
}

/* Privacy & Terms Pages */
.page-content {
  padding-top: 100px; /* Для отступа от хедера */
  padding-bottom: 4rem;
}

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

.page-content section {
  margin-bottom: 3rem;
}

.page-content h2 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

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

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Responsive Styles */
@media (max-width: 1024px) {
  :root {
    --font-4xl: 2.5rem;
    --font-3xl: 2.25rem;
  }
  
  .hero {
    padding: 7rem 0 5rem;
  }
  
  .vision-content {
    flex-direction: column;
    gap: 2rem;
  }
  
  .news-timeline:before {
    left: 80px;
  }
  
  .timeline-date {
    flex: 0 0 70px;
  }
}

@media (max-width: 768px) {
  :root {
    --font-4xl: 2.25rem;
    --font-3xl: 2rem;
    --font-2xl: 1.75rem;
    --font-xl: 1.25rem;
  }
  
  .container {
    padding: 0 1.5rem;
  }
  
  .hero {
    padding: 6rem 0 4rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 250px;
    height: calc(100vh - var(--header-height));
    background-color: white;
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    overflow-y: auto;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-menu li {
    margin: 1rem 0;
    width: 100%;
  }
  
  .nav-menu a {
    display: block;
    width: 100%;
  }
  
  .burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .burger-menu.active span:nth-child(2) {
    opacity: 0;
  }
  
  .burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .features-grid,
  .resources-grid,
  .media-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-widgets {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .contact-content {
    flex-direction: column;
    gap: 2rem;
  }
  
  .news-timeline:before {
    display: none;
  }
  
  .timeline-item {
    flex-direction: column;
    gap: 1rem;
  }
  
  .timeline-date {
    text-align: left;
    padding-right: 0;
  }
  
  .timeline-date:after {
    left: 40px;
    right: auto;
  }
  
  .tabs-header {
    flex-wrap: wrap;
  }
  
  .tab-btn {
    margin-bottom: 0.5rem;
  }
  
  .cookie-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-form input {
    border-radius: var(--radius-md);
    border-right: 2px solid var(--medium-light);
    margin-bottom: 1rem;
  }
  
  .newsletter-form button {
    border-radius: var(--radius-md);
    width: 100%;
  }
}

@media (max-width: 480px) {
  :root {
    --font-4xl: 2rem;
    --font-3xl: 1.75rem;
    --font-2xl: 1.5rem;
    --font-xl: 1.25rem;
    --font-lg: 1.125rem;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .hero {
    padding: 5rem 0 3rem;
  }
  
  .section-title {
    margin-bottom: 2rem;
  }
  
  .section-description {
    margin-bottom: 2rem;
    font-size: var(--font-md);
  }
}