:root {
  --color-primary: #2E5BFF;
  --color-secondary: #E2E8F0;
  --color-accent: #00F5D4;
  --color-background: #F9FAFB;
  --color-text: #1a202c;
  --color-text-muted: #64748b;
  --font-main: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow: 0 1px 3px rgba(46, 91, 255, 0.08);
  --shadow-hover: 0 4px 12px rgba(46, 91, 255, 0.12);
  --spacing: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --border-thin: 0.5px solid var(--color-secondary);
  --transition: 0.25s ease;
}

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

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

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  overflow-x: hidden;
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.main {
  flex: 1;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 var(--spacing);
}

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

.section--alt {
  background: linear-gradient(180deg, rgba(46, 91, 255, 0.03) 0%, transparent 100%);
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing);
  color: var(--color-primary);
}

.section__lead {
  text-align: center;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.1rem;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing) var(--spacing);
  background: var(--color-background);
  border-bottom: var(--border-thin);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header__brand {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}
.header__brand:hover {
  color: var(--color-primary);
}

.nav__list {
  display: flex;
  list-style: none;
  gap: 0.5rem 1.5rem;
  flex-wrap: wrap;
}

.nav__link {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.25rem 0;
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--color-primary);
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 8px;
  transition: all var(--transition);
}

.burger:hover {
  border-color: var(--color-primary);
  background: rgba(46, 91, 255, 0.05);
}

.burger__line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

.burger[aria-expanded="true"] .burger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.burger[aria-expanded="true"] .burger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.burger-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(249, 250, 251, 0.98);
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.burger-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.burger-nav {
  width: 100%;
  max-width: min(1023px, 90vw);
  padding: var(--spacing-lg);
}

.burger-nav__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.burger-nav__link {
  display: block;
  padding: 1rem;
  color: var(--color-text);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  border: var(--border-thin);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.burger-nav__link:hover {
  border-color: var(--color-primary);
  background: rgba(46, 91, 255, 0.05);
  color: var(--color-primary);
}

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

  .burger {
    display: flex;
  }
}

@media (min-width: 1024px) {
  .burger-overlay {
    display: none;
  }
}

.hero {
  position: relative;
  padding: var(--spacing-xl) 0;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.12;
  pointer-events: none;
}

.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% 50%, rgba(46, 91, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-xl);
  align-items: start;
}

.hero__content {
  display: grid;
  gap: var(--spacing);
  max-width: 520px;
}

.hero__product-wrap {
  position: sticky;
  top: 100px;
}

.hero__product-img {
  max-width: 220px;
  width: 100%;
  height: auto;
  display: block;
}

@media (max-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__product-wrap {
    order: -1;
    position: relative;
    top: 0;
    display: flex;
    justify-content: center;
  }

  .hero__product-img {
    max-width: 180px;
  }
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.hero__subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
}

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

.hero__stars {
  color: var(--color-accent);
  font-size: 1rem;
  letter-spacing: 2px;
}

.hero__rating-text {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.hero__desc {
  color: var(--color-text);
}

.hero__badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  width: fit-content;
}

.hero__pricing {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.hero__price-old {
  font-size: 1rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.hero__price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
}

.order-form {
  display: grid;
  gap: var(--spacing);
  margin-top: var(--spacing);
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-main);
  font-size: 1rem;
  border: var(--border-thin);
  border-radius: var(--radius);
  background: var(--color-background);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(46, 91, 255, 0.15);
}

.form-group--checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.form-group--checkbox input {
  width: auto;
  margin-top: 0.25rem;
}

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

.form-group--checkbox a {
  color: var(--color-primary);
  text-decoration: underline;
}

.required {
  color: #e53e3e;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

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

.btn--primary:hover {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 0 12px rgba(46, 91, 255, 0.3);
}

.btn--small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.hero__disclaimer {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.grid {
  display: grid;
  gap: var(--spacing);
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  padding: var(--spacing);
  background: var(--color-background);
  border: var(--border-thin);
  border-radius: var(--radius);
  transition: all var(--transition);
}

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

.card--outline {
  border-width: 1px;
}

.card__title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.card__text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.card--testimonial .card__quote {
  font-style: italic;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.card--testimonial .card__author {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.specs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
  max-width: 600px;
  margin: 0 auto;
}

.specs__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing);
  border: var(--border-thin);
  border-radius: var(--radius);
  min-width: 150px;
  transition: all var(--transition);
}

.specs__item:hover {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px rgba(0, 245, 212, 0.2);
}

.specs__label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.specs__value {
  font-weight: 600;
  color: var(--color-primary);
}

.steps {
  list-style: none;
  max-width: 500px;
  margin: 0 auto;
}

.steps__item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing);
  padding: var(--spacing) 0;
  border-bottom: var(--border-thin);
}

.steps__item:last-child {
  border-bottom: none;
}

.steps__num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1rem;
  border: var(--border-thin);
  border-radius: 50%;
  color: var(--color-primary);
}

.faq {
  max-width: 640px;
  margin: 0 auto;
}

.faq__item {
  border: var(--border-thin);
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq__item:hover {
  border-color: var(--color-primary);
}

.faq__question {
  padding: 1rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition);
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--color-primary);
  transition: transform var(--transition);
}

.faq__item[open] .faq__question::after {
  transform: rotate(45deg);
}

.faq__question:hover {
  background: rgba(46, 91, 255, 0.03);
}

.faq__answer {
  padding: 0 1.25rem 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.contact-block {
  text-align: center;
  max-width: 400px;
  margin: 0 auto;
  padding: var(--spacing);
  border: var(--border-thin);
  border-radius: var(--radius);
}

.contact-link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition);
}

.contact-link:hover {
  color: var(--color-accent);
}

.footer {
  margin-top: auto;
  padding: var(--spacing-lg) var(--spacing);
  background: var(--color-background);
  border-top: var(--border-thin);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing);
}

.footer__copyright {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer__nav {
  display: flex;
  gap: 1.5rem;
}

.footer__nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-background);
  border-top: var(--border-thin);
  padding: var(--spacing);
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.cookie-consent.is-visible {
  transform: translateY(0);
}

.cookie-consent[aria-hidden="false"] {
  transform: translateY(0);
}

.cookie-consent__content {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing);
}

.cookie-consent__content p {
  flex: 1;
  min-width: 200px;
  font-size: 0.95rem;
  color: var(--color-text);
}

.cookie-consent__content a {
  color: var(--color-primary);
  text-decoration: underline;
}

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

.cookie-settings-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1001;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.cookie-settings-modal.is-visible {
  opacity: 1;
  visibility: visible;
}

.cookie-settings-modal[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}

.cookie-settings-modal__content {
  background: var(--color-background);
  padding: var(--spacing-lg);
  border-radius: var(--radius);
  max-width: 420px;
  width: 100%;
  border: var(--border-thin);
}

.cookie-settings-modal__content h3 {
  margin-bottom: var(--spacing);
  color: var(--color-primary);
}

.cookie-settings-modal__content p {
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.cookie-settings-modal__content label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  cursor: pointer;
}

.cookie-settings-modal__content .btn {
  margin-top: var(--spacing);
}

.main--centered {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.thank-you {
  text-align: center;
}

.thank-you__title {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing);
}

.thank-you__text {
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-muted);
}

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

.legal {
  max-width: 720px;
}

.legal__title {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.legal__date {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

.legal section {
  margin-bottom: var(--spacing-lg);
}

.legal h2 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.legal p {
  color: var(--color-text-muted);
  line-height: 1.7;
}

.legal a {
  color: var(--color-primary);
  text-decoration: underline;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

img[loading="lazy"] {
  content-visibility: auto;
}