:root {
  /* Монохромная цветовая схема с акцентами */
  --primary-color: #000000;
  --secondary-color: #1a1a1a;
  --accent-color: #333333;
  --accent-bright: #666666;
  --text-primary: #ffffff;
  --text-secondary: #cccccc;
  --text-muted: #999999;
  --text-dark: #000000;
  --background-light: #f5f5f5;
  --background-dark: #0a0a0a;
  
  /* Динамические градиенты */
  --gradient-primary: linear-gradient(135deg, #000000 0%, #333333 50%, #666666 100%);
  --gradient-secondary: linear-gradient(45deg, #1a1a1a 0%, #333333 100%);
  --gradient-accent: linear-gradient(90deg, #333333 0%, #000000 100%);
  --gradient-overlay: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.4));
  
  /* Анимации частиц */
  --particle-duration: 20s;
  --particle-delay: 0s;
  
  /* Шрифты */
  --font-primary: 'Archivo Black', sans-serif;
  --font-secondary: 'Roboto', sans-serif;
  
  /* Размеры */
  --container-max-width: 1200px;
  --border-radius: 0;
  --shadow-brutal: 8px 8px 0px rgba(0,0,0,1);
  --shadow-hover: 12px 12px 0px rgba(51,51,51,1);
  
  /* Переходы */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background-light);
  overflow-x: hidden;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Типографика */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
  font-weight: 300;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text-dark);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 100px;
  height: 4px;
  background: var(--gradient-primary);
  margin: 1rem auto;
}

.section-description {
  text-align: center;
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Кнопки - ГЛОБАЛЬНЫЕ стили */
.btn, button, input[type='submit'] {
  display: inline-block;
  padding: 15px 30px;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 400;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  border: 3px solid var(--primary-color);
  border-radius: var(--border-radius);
  background: var(--text-primary);
  color: var(--primary-color);
  cursor: pointer;
  transition: all var(--transition-medium);
  box-shadow: var(--shadow-brutal);
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}

.btn:hover, button:hover, input[type='submit']:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-hover);
}

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

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

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--text-primary);
}

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

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

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

.btn-large {
  padding: 20px 40px;
  font-size: 1.2rem;
}

.btn-small {
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* Навигация */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--gradient-primary);
  border-bottom: 4px solid var(--text-primary);
}

.navbar {
  padding: 1rem 0;
}

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

.navbar-brand {
  display: flex;
  align-items: center;
}

.logo {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  color: var(--text-primary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.navbar-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: var(--transition-fast);
}

.navbar-nav {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.navbar-nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 10px 0;
  border-bottom: 2px solid transparent;
  transition: var(--transition-fast);
}

.navbar-nav a:hover {
  border-bottom-color: var(--text-primary);
  transform: translateY(-2px);
}

/* Hero секция */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  background-attachment: fixed;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--text-primary);
  padding: 2rem 0;
}

.hero-title {
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  text-shadow: 4px 4px 8px rgba(0,0,0,0.8);
}

.hero-description {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-primary);
  text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Анимация частиц */
#particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* Универсальные стили карточек */
.card, .feature-card, .team-member, .portfolio-item, 
.blog-post, .press-item, .story-content, .pricing-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--text-primary);
  border: 4px solid var(--primary-color);
  box-shadow: var(--shadow-brutal);
  transition: all var(--transition-medium);
  overflow: hidden;
  text-align: center;
}

.card:hover, .feature-card:hover, .team-member:hover,
.blog-post:hover, .press-item:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-hover);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
  margin: 0 auto;
}

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

.card-content {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
  width: 100%;
  background: #7a7a7a;
}

.card-content h3, .card-content h4 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

/* Секции */
section {
  padding: 4rem 0;
  position: relative;
}

section:nth-child(even) {
  background: var(--background-dark);
  color: var(--text-primary);
}

section:nth-child(even) .section-title {
  color: var(--text-primary);
}

/* Features секция */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  align-items: start;
}

/* Pricing секция */
.pricing {
  background: var(--gradient-secondary);
  color: var(--text-primary);
}

.pricing .section-title {
  color: var(--text-primary);
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.toggle-switch {
  position: relative;
  width: 60px;
  height: 30px;
  background: var(--accent-color);
  border: 2px solid var(--text-primary);
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.slider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--accent-color);
  transition: var(--transition-fast);
}

.slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 2px;
  top: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-fast);
}

input:checked + .slider {
  background-color: var(--primary-color);
}

input:checked + .slider:before {
  transform: translateX(28px);
}

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

.pricing-card {
  position: relative;
  padding: 2.5rem;
  background: var(--text-primary);
  border: 4px solid var(--text-primary);
  color: var(--text-dark);
}

.pricing-card.featured {
  transform: scale(1.05);
  border-color: var(--accent-bright);
  background: var(--gradient-primary);
  color: var(--text-primary);
}

.pricing-card .badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-bright);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.price {
  font-family: var(--font-primary);
  font-size: 3rem;
  margin: 1rem 0;
  display: flex;
  align-items: baseline;
  justify-content: center;
}

.price .currency {
  font-size: 2rem;
}

.price .period {
  font-size: 1rem;
  margin-left: 0.5rem;
}

.features-list {
  list-style: none;
  margin: 2rem 0;
}

.features-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.1);
  position: relative;
  padding-left: 1.5rem;
}

.features-list li::before {
  content: '■';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

.pricing-card.featured .features-list li::before {
  color: var(--text-primary);
}

.hidden {
  display: none;
}

/* Success Stories секция */
.success-stories {
  background: var(--gradient-accent);
  color: var(--text-primary);
  overflow: hidden;
}

.success-stories .section-title {
  color: var(--text-primary);
}

.stories-slider {
  position: relative;
  min-height: 400px;
}

.story-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateX(100px);
  transition: all var(--transition-slow);
}

.story-slide.active {
  opacity: 1;
  transform: translateX(0);
}

.story-content {
  display: flex;
  align-items: center;
  gap: 3rem;
  background: rgba(255,255,255,0.1);
  padding: 3rem;
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255,255,255,0.2);
}

.story-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--text-primary);
  flex-shrink: 0;
}

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

.story-text {
  flex: 1;
}

.story-text blockquote {
  font-size: 1.3rem;
  font-style: italic;
  margin-bottom: 1rem;
  line-height: 1.8;
}

.story-text cite {
  font-family: var(--font-primary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.slider-btn {
  width: 50px;
  height: 50px;
  background: var(--text-primary);
  color: var(--primary-color);
  border: 3px solid var(--text-primary);
  font-family: var(--font-primary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-brutal);
}

.slider-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px rgba(255,255,255,0.8);
}

/* Team секция */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  align-items: start;
}

.team-member .card-image {
  height: 300px;
}

.team-member .role {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-bright);
  margin-bottom: 1rem;
}

/* Portfolio секция */
.portfolio {
  background: var(--primary-color);
  color: var(--text-primary);
}

.portfolio .section-title {
  color: var(--text-primary);
}

.portfolio-filter {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--text-primary);
  padding: 10px 20px;
  font-family: var(--font-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: var(--transition-fast);
}

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

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

.portfolio-item {
  position: relative;
  height: 400px;
  overflow: hidden;
  transition: var(--transition-medium);
}

.portfolio-item .card-image {
  height: 100%;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: var(--text-primary);
  opacity: 0;
  transition: var(--transition-medium);
  padding: 2rem;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.portfolio-overlay p {
  margin-bottom: 2rem;
  max-width: 300px;
}

/* Press секция */
.press-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  align-items: start;
}

.press-item {
  align-items: stretch;
}

.press-date {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  color: var(--accent-bright);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Partners секция */
.partners {
  background: var(--background-dark);
  color: var(--text-primary);
}

.partners .section-title {
  color: var(--text-primary);
}

.partners-slider {
  overflow: hidden;
}

.partner-logos {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 2rem;
  flex-wrap: wrap;
  animation: slide var(--particle-duration) linear infinite;
}

.partner-logos img {
  height: 80px;
  width: auto;
  filter: grayscale(100%);
  transition: var(--transition-fast);
  border: 2px solid transparent;
  padding: 1rem;
}

.partner-logos img:hover {
  filter: grayscale(0%);
  border-color: var(--text-primary);
  transform: scale(1.1);
}

/* Media секция */
.media-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.tab-btn {
  background: transparent;
  color: var(--text-dark);
  border: 2px solid var(--primary-color);
  padding: 12px 24px;
  font-family: var(--font-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.media-content {
  position: relative;
}

.tab-content {
  display: none;
}

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

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

.media-item {
  border: 4px solid var(--primary-color);
  overflow: hidden;
  box-shadow: var(--shadow-brutal);
  transition: var(--transition-medium);
}

.media-item:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-hover);
}

.media-item img {
  width: 100%;
  height: auto;
  display: block;
}

/* Blog секция */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  align-items: start;
}

.blog-post {
  height: auto;
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(0,0,0,0.1);
}

.author {
  font-weight: 500;
}

/* Resources секция */
.resources {
  background: var(--background-light);
}

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

.resource-card {
  background: var(--text-primary);
  padding: 2rem;
  border: 4px solid var(--primary-color);
  box-shadow: var(--shadow-brutal);
  transition: var(--transition-medium);
}

.resource-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-hover);
}

.resource-card h4 {
  margin-bottom: 1rem;
}

.resource-card h4 a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

.resource-card h4 a:hover {
  color: var(--accent-bright);
}

/* Contact секция */
.contact {
  background: var(--gradient-primary);
  color: var(--text-primary);
}

.contact .section-title {
  color: var(--text-primary);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  color: var(--text-primary);
  margin-bottom: 2rem;
}

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

.contact-item h4 {
  color: var(--accent-bright);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-form {
  background: rgba(255,255,255,0.1);
  padding: 3rem;
  border: 2px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 3px solid var(--text-primary);
  background: rgba(255,255,255,0.9);
  color: var(--text-dark);
  font-family: var(--font-secondary);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-bright);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0px rgba(255,255,255,0.8);
}

/* Footer */
.footer {
  background: var(--primary-color);
  color: var(--text-primary);
  padding: 3rem 0 1rem;
}

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

.footer-section h4 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-section ul {
  list-style: none;
}

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

.footer-section ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
  display: inline-block;
}

.footer-section ul li a:hover {
  color: var(--text-primary);
  transform: translateX(5px);
}

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

.social-links a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 10px 15px;
  border: 2px solid var(--text-secondary);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition-fast);
}

.social-links a:hover {
  color: var(--text-primary);
  border-color: var(--text-primary);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0px rgba(255,255,255,0.3);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 2px solid var(--accent-color);
  color: var(--text-secondary);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.8);
  backdrop-filter: blur(5px);
}

.modal-content {
  background-color: var(--text-primary);
  margin: 5% auto;
  padding: 0;
  border: 4px solid var(--primary-color);
  width: 90%;
  max-width: 800px;
  box-shadow: var(--shadow-brutal);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  color: var(--primary-color);
  float: right;
  font-size: 2rem;
  font-weight: bold;
  padding: 1rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--accent-bright);
  transform: scale(1.1);
}

.modal-body {
  padding: 2rem;
}

/* Страницы Privacy и Terms */
.privacy-content,
.terms-content {
  padding-top: 100px;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 2rem;
  padding-right: 2rem;
  padding-bottom: 4rem;
}

.privacy-content h1,
.terms-content h1 {
  margin-bottom: 2rem;
  text-align: center;
}

.privacy-content h2,
.terms-content h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.privacy-content p,
.terms-content p {
  margin-bottom: 1rem;
  text-align: justify;
}

/* Страница Success */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--text-primary);
  text-align: center;
  padding: 2rem;
}

.success-content {
  max-width: 600px;
}

.success-icon {
  font-size: 4rem;
  margin-bottom: 2rem;
  display: block;
}

/* Анимации */
@keyframes slide {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes particle-float {
  0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 1; }
  33% { transform: translateY(-30px) rotate(120deg); opacity: 0.8; }
  66% { transform: translateY(-15px) rotate(240deg); opacity: 0.6; }
}

.particle {
  position: absolute;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.3);
  animation: particle-float var(--particle-duration) infinite linear;
}

/* Responsive Design */
@media (max-width: 768px) {
  .navbar-toggle {
    display: flex;
  }
  
  .navbar-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--primary-color);
    border-top: 2px solid var(--text-primary);
  }
  
  .navbar-menu.active {
    display: block;
  }
  
  .navbar-nav {
    flex-direction: column;
    padding: 2rem;
    gap: 0;
  }
  
  .navbar-nav li {
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding: 1rem 0;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-description {
    font-size: 1.1rem;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .story-content {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }
  
  .story-image {
    width: 150px;
    height: 150px;
  }
  
  .pricing-grid,
  .features-grid,
  .team-grid,
  .portfolio-grid,
  .press-grid,
  .blog-grid,
  .media-grid {
    grid-template-columns: 1fr;
  }
  
  .partner-logos {
    justify-content: center;
    animation: none;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
  
  .modal-content {
    width: 95%;
    margin: 2% auto;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .btn, button, input[type='submit'] {
    padding: 12px 20px;
    font-size: 0.9rem;
  }
  
  .btn-large {
    padding: 15px 25px;
    font-size: 1rem;
  }
  
  .card-content {
    padding: 1.5rem;
  }
  
  .contact-form {
    padding: 2rem;
  }
  
  .pricing-card {
    padding: 2rem;
  }
  
  .price {
    font-size: 2.5rem;
  }
}

/* Утилиты */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.hidden { display: none; }
.visible { display: block; }
.fade-in { animation: fadeIn 0.6s ease-in; }

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

/* Скролл */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--background-light);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border: 2px solid var(--primary-color);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

/* Читать далее ссылки */
.read-more {
  display: inline-block;
  color: var(--primary-color);
  text-decoration: none;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 2px;
  transition: var(--transition-fast);
  margin-top: 1rem;
}

.read-more:hover {
  color: var(--accent-bright);
  border-color: var(--accent-bright);
  transform: translateX(5px);
}

/* Focus стили для доступности */
button:focus,
.btn:focus,
input:focus,
textarea:focus,
a:focus {
  outline: 3px solid var(--accent-bright);
  outline-offset: 2px;
}

/* Печать */
@media print {
  .header,
  .footer,
  .btn,
  button {
    display: none;
  }
  
  body {
    color: black;
    background: white;
  }
  
  .hero {
    min-height: auto;
    padding: 2rem 0;
  }
}