:root {
  --color-primary: #0A1128;
  --color-secondary: #F0F4F8;
  --color-accent: #C0C0C0;
  --color-background: #FFFFFF;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 4px;
  --shadow: 0 2px 8px rgba(10, 17, 40, 0.06);
  --shadow-hover: 0 4px 16px rgba(10, 17, 40, 0.1);
  --spacing: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-primary);
  background: var(--color-background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

main {
  flex: 1;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 200;
  letter-spacing: 0.02em;
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--color-primary);
  opacity: 0.8;
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.7;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-secondary);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing) var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-link img {
  width: 40px;
  height: 40px;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-desktop a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary);
  padding: 0.25rem 0;
  position: relative;
}

.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

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

.burger-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  transition: transform var(--transition);
}

.burger-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

.burger-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.burger-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.burger-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}



.burger-menu {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: min(100%, 1023px);
  max-width: 1023px;
  height: 100vh;
  background: var(--color-background);
  z-index: 999;
  padding: 5rem 2rem 2rem;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition);
  box-shadow: -4px 0 24px rgba(10, 17, 40, 0.1);
}

.burger-menu.active {
  transform: translateX(0);
}

.burger-menu nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.burger-menu a {
  font-size: 1.25rem;
  font-weight: 500;
  padding: 1rem;
  border-radius: var(--radius);
  transition: background var(--transition);
}

.burger-menu a:hover,
.burger-menu a:focus {
  background: var(--color-secondary);
}

.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: var(--spacing-xl) 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.hero-text h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 200;
  letter-spacing: 0.02em;
  margin-bottom: var(--spacing);
  line-height: 1.2;
}

.hero-rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--spacing);
}

.hero-rating span {
  font-size: 0.9rem;
  color: var(--color-primary);
  opacity: 0.8;
}

.hero-description {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  opacity: 0.9;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-secondary);
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-lg);
}

.hero-price-block {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: var(--spacing-xl);
}

.hero-price {
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero-price-old {
  font-size: 1.25rem;
  text-decoration: line-through;
  opacity: 0.5;
}

.hero-form-wrapper {
  background: var(--color-secondary);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  border: 1px solid rgba(10, 17, 40, 0.08);
}

.hero-form-wrapper h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: var(--spacing);
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(10, 17, 40, 0.15);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition);
}

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

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: var(--spacing);
}

.form-checkbox input {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.form-checkbox label {
  font-size: 0.875rem;
  line-height: 1.5;
}

.form-checkbox a {
  text-decoration: underline;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
}

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

.btn-primary:hover {
  background: #0d1835;
  box-shadow: 0 0 0 1px var(--color-accent);
}

.hero-product-img {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-product-img img {
  max-width: 320px;
  width: 100%;
  height: auto;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.card {
  background: var(--color-secondary);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  border: 1px solid rgba(10, 17, 40, 0.06);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.card h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.9;
}

.feedback-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.feedback-card {
  background: var(--color-secondary);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  border: 1px solid rgba(10, 17, 40, 0.06);
}

.feedback-card p {
  font-style: italic;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.feedback-card span {
  font-size: 0.875rem;
  opacity: 0.8;
}

.contact-section {
  background: var(--color-secondary);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.contact-info h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing);
}

.contact-info p {
  margin-bottom: var(--spacing);
  line-height: 1.6;
}

.contact-mailto {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  background: var(--color-primary);
  color: var(--color-background);
  border-radius: var(--radius);
  font-weight: 500;
  transition: var(--transition);
}

.contact-mailto:hover {
  box-shadow: 0 0 0 2px var(--color-accent);
}

.disclaimer {
  background: var(--color-secondary);
  padding: var(--spacing-lg);
  border-radius: var(--radius);
  margin: var(--spacing-xl) 0;
  font-size: 0.875rem;
  line-height: 1.6;
  text-align: center;
}

.disclaimer p {
  margin: 0;
}

footer {
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  margin-top: auto;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: var(--spacing-lg);
}

.footer-links a {
  color: var(--color-secondary);
  font-size: 0.9rem;
  opacity: 0.9;
}

.footer-links a:hover {
  opacity: 1;
}

.footer-copy {
  font-size: 0.875rem;
  opacity: 0.8;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: var(--spacing-lg);
  z-index: 9999;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.2);
  transform: translateY(100%);
  transition: transform var(--transition);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner h4 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.cookie-banner p {
  font-size: 0.9rem;
  margin-bottom: var(--spacing);
  opacity: 0.9;
}

.cookie-banner a {
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cookie-buttons button {
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-accent);
  background: transparent;
  color: var(--color-secondary);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  transition: var(--transition);
}

.cookie-buttons button:hover {
  background: rgba(192, 192, 192, 0.1);
}

.cookie-buttons .btn-accept {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.cookie-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 17, 40, 0.6);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: var(--spacing);
}

.cookie-modal.show {
  display: flex;
}

.cookie-modal-inner {
  background: var(--color-background);
  max-width: 500px;
  width: 100%;
  padding: var(--spacing-xl);
  border-radius: var(--radius);
}

.cookie-modal h4 {
  margin-bottom: var(--spacing);
}

.cookie-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing);
  border-bottom: 1px solid var(--color-secondary);
}

.animate-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

@keyframes data-stream {
  0% { filter: blur(4px); opacity: 0; }
  100% { filter: blur(0); opacity: 1; }
}

.faq-item {
  border-bottom: 1px solid var(--color-secondary);
}

.faq-question {
  width: 100%;
  padding: var(--spacing);
  background: none;
  border: none;
  text-align: left;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
}

.faq-question:hover {
  background: var(--color-secondary);
}

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

.faq-answer-inner {
  padding: 0 var(--spacing) var(--spacing);
}

.legal-page main {
  padding: var(--spacing-xl) 0;
}

.legal-page h1 {
  font-size: 2rem;
  margin-bottom: var(--spacing);
}

.legal-page h2 {
  font-size: 1.5rem;
  margin: var(--spacing-lg) 0 var(--spacing);
}

.legal-page p {
  margin-bottom: var(--spacing);
  line-height: 1.7;
}

@media (max-width: 1023px) {
  .nav-desktop {
    display: none;
  }

  .burger-btn {
    display: flex;
  }

  .burger-menu {
    display: block;
  }

  .burger-overlay {
    display: block;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-product-img {
    order: -1;
  }

  .hero-product-img img {
    margin: 0 auto;
  }

  .hero-text h1,
  .hero-description,
  .hero-price-block {
    text-align: center;
  }

  .hero-rating {
    justify-content: center;
  }

  .hero-badge {
    margin-left: auto;
    margin-right: auto;
  }

  .contact-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 var(--spacing);
  }

  .section {
    padding: var(--spacing-lg) 0;
  }

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