:root {
  --cyber-blue: #00f3ff;
  --violet: #b537ff;
  --dark-bg: #0a0a0f;
  --dark-surface: #1a1a2e;
  --glass-bg: rgba(26, 26, 46, 0.4);
  --glass-border: rgba(255, 255, 255, 0.1);
  --text-primary: #ffffff;
  --text-secondary: #b8b8d1;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 2rem;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  --shadow-glow-blue: 0 0 20px rgba(0, 243, 255, 0.3);
  --shadow-glow-violet: 0 0 20px rgba(181, 55, 255, 0.3);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 50%, rgba(181, 55, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 243, 255, 0.15) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

header {
  position: fixed;
  top: var(--space-sm);
  left: 50%;
  transform: translateX(-50%);
  width: 95%;
  max-width: 1200px;
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
  transition: var(--transition-normal);
}

header.scrolled {
  padding: var(--space-xs) var(--space-md);
}

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

.logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  letter-spacing: 0.05em;
  text-shadow: 0 0 30px rgba(0, 243, 255, 0.5);
}

nav ul {
  display: flex;
  list-style: none;
  gap: var(--space-md);
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyber-blue), var(--violet));
  transition: var(--transition-fast);
}

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

nav a:hover::after {
  width: 100%;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.burger span {
  width: 25px;
  height: 2px;
  background: var(--cyber-blue);
  transition: var(--transition-fast);
  box-shadow: var(--shadow-glow-blue);
}

.burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

.burger.active span:nth-child(2) {
  opacity: 0;
}

.burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(3px, -3px);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--space-xl) var(--space-sm);
  overflow: hidden;
}

.hero-content {
  text-align: center;
  z-index: 2;
  max-width: 800px;
}

.hero h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.cta-group {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 0.875rem 2rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
  display: inline-block;
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  color: var(--text-primary);
  box-shadow: var(--shadow-glow-blue);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 243, 255, 0.5), 0 0 30px rgba(181, 55, 255, 0.5);
}

.btn-secondary {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  border-color: var(--cyber-blue);
  box-shadow: var(--shadow-glow-blue);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-glass);
  transition: var(--transition-normal);
}

.glass-card:hover {
  border-color: var(--cyber-blue);
  box-shadow: var(--shadow-glow-blue), var(--shadow-glass);
  transform: translateY(-5px);
}

section {
  padding: var(--space-xl) var(--space-sm);
  position: relative;
}

.section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  text-align: center;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.feature-card {
  text-align: center;
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.feature-card h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.product-card {
  position: relative;
  overflow: hidden;
}

.product-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
}

.product-card h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
}

.product-price {
  font-size: 1.5rem;
  color: var(--cyber-blue);
  font-weight: 700;
  margin: var(--space-xs) 0;
}

.product-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

.contact-section {
  max-width: 900px;
  margin: 0 auto;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-info {
  text-align: center;
}

.contact-info i {
  font-size: 2rem;
  color: var(--cyber-blue);
  margin-bottom: var(--space-sm);
}

.contact-info h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.contact-info p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.contact-info a {
  color: var(--cyber-blue);
  text-decoration: none;
  transition: var(--transition-fast);
}

.contact-info a:hover {
  color: var(--violet);
}

.form-group {
  margin-bottom: var(--space-sm);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--cyber-blue);
  box-shadow: var(--shadow-glow-blue);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-top: 0.25rem;
}

.checkbox-group label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.checkbox-group a {
  color: var(--cyber-blue);
  text-decoration: none;
}

.map-container {
  margin-top: var(--space-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: none;
  filter: grayscale(1) invert(0.9) contrast(0.9);
}

footer {
  padding: var(--space-md) var(--space-sm);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
}

.footer-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--cyber-blue);
}

.footer-text {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm);
}

.popup.active {
  display: flex;
}

.popup-content {
  background: var(--dark-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  max-width: 500px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-glass);
}

.popup-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.popup-close:hover {
  color: var(--cyber-blue);
}

.popup h2 {
  font-family: 'Orbitron', sans-serif;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.popup p {
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
}

.popup-buttons {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.cookie-popup {
  position: fixed;
  bottom: var(--space-sm);
  left: var(--space-sm);
  right: var(--space-sm);
  max-width: 500px;
  z-index: 1500;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-glass);
  display: none;
}

.cookie-popup.active {
  display: block;
}

.cookie-popup p {
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.cookie-popup a {
  color: var(--cyber-blue);
  text-decoration: none;
}

.cookie-buttons {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.cookie-buttons .btn {
  padding: 0.625rem 1.25rem;
  font-size: 0.85rem;
}

.thank-you-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.thank-you-content {
  max-width: 600px;
}

.thank-you-content h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.thank-you-content p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  font-size: 1.1rem;
}

.error-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-content h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(4rem, 10vw, 8rem);
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-sm);
}

.error-content h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: var(--space-md);
}

.error-content p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.policy-section {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-sm);
}

.policy-section h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--cyber-blue), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.policy-section h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.policy-section p {
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  line-height: 1.8;
}

.policy-section ul {
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  padding-left: var(--space-md);
}

.policy-section li {
  margin-bottom: var(--space-xs);
}

.canvas-3d {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.3;
}

@media (max-width: 900px) {
  header {
    width: 90%;
  }

  nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: var(--dark-surface);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--glass-border);
    padding: var(--space-xl) var(--space-md);
    transition: var(--transition-normal);
    z-index: 999;
  }

  nav.active {
    right: 0;
  }

  nav ul {
    flex-direction: column;
    gap: var(--space-md);
  }

  .burger {
    display: flex;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .cta-group {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .cookie-popup {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .section-title {
    font-size: 1.3rem;
  }

  header {
    padding: var(--space-xs) var(--space-sm);
  }

  .logo {
    font-size: 1.0rem;
    margin-right: 5px;
  }

  .popup-content {
    padding: var(--space-sm);
  }
}