:root {
  --color-bg: #0e0c12;
  --color-surface: #17141f;
  --color-surface-elevated: #1f1b2a;
  --color-border: #3a3448;
  --color-text: #ebe7f5;
  --color-text-muted: #a39bb8;
  --color-accent: #7c6fd6;
  --color-accent-hover: #9b8ff0;
  --color-accent-text: #120f18;
  --color-warm: #c9a06c;
  --color-warm-soft: #2a2318;
  --color-hero-tint: #16122a;
  --color-features-tint: #121828;
  --color-benefits-tint: #1a1420;
  --color-desc-tint: #0f1822;
  --color-usage-tint: #141c24;
  --color-ingredients-tint: #1b1618;
  --color-reviews-tint: #151a28;
  --color-faq-tint: #181620;
  --color-cta-tint: #1a1824;
  --font-heading: "Segoe UI", system-ui, sans-serif;
  --font-body: "Segoe UI", system-ui, sans-serif;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.45);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --space-xs: 0.35rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --header-h: 3.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
}

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

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

a:hover {
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 12, 18, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  min-height: var(--header-h);
  isolation: isolate;
}

.site-header__inner {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: var(--space-xs) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.site-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(0.85rem, 2.5vw, 1rem);
  letter-spacing: 0.02em;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
}

.site-logo:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-md);
  align-items: center;
}

.site-nav__list a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  text-decoration: none;
  padding: var(--space-xs) 0;
}

.site-nav__list a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}

.menu-toggle:hover {
  background: var(--color-surface-elevated);
  color: var(--color-accent-hover);
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

@media (max-width: 1000px) {
  .menu-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    margin: 0;
    margin-top: 0;
    z-index: 99;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height 0.35s ease, opacity 0.25s ease;
  }

  .site-nav.is-open {
    max-height: 100vh;
    opacity: 1;
    visibility: visible;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-md);
    gap: var(--space-sm);
  }

  .site-nav__list a {
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
  }

  .site-nav__list a:hover {
    background: var(--color-surface);
    border-color: var(--color-border);
  }
}

main {
  overflow-x: hidden;
}

.section {
  padding: var(--space-2xl) var(--space-md);
}

.section__inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin: 0 0 var(--space-lg);
  letter-spacing: -0.02em;
}

.section__lead {
  color: var(--color-text-muted);
  max-width: 65ch;
  margin: 0 0 var(--space-lg);
}

.hero {
  background: linear-gradient(165deg, var(--color-hero-tint) 0%, var(--color-bg) 55%);
  border-bottom: 1px solid var(--color-border);
}

.hero__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-xl);
  align-items: start;
}

.hero__media {
  position: relative;
}

.hero__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  background: var(--color-surface);
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  border-radius: 999px;
  font-size: 0.8125rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
}

.badge--trust {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.price-current {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
}

.price-old {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.form-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.form-block label {
  display: block;
  font-size: 0.875rem;
  margin-bottom: var(--space-xs);
  color: var(--color-text-muted);
}

.form-block input,
.form-block textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font: inherit;
}

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

.form-block .field-error {
  font-size: 0.8125rem;
  color: #e07a7a;
  margin-top: calc(-1 * var(--space-sm));
  margin-bottom: var(--space-sm);
  min-height: 1.25rem;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.checkbox-row input {
  width: auto;
  margin: 0.2rem 0 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-sm);
  border: none;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

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

.btn--primary:hover {
  background: var(--color-accent-hover);
  color: #f7f5ff;
}

.btn--secondary {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.btn--secondary:hover {
  background: var(--color-accent);
  color: #0a1210;
}

.btn--ghost {
  background: var(--color-surface-elevated);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--ghost:hover {
  background: var(--color-border);
  color: #e0f7f2;
}

.features {
  background: var(--color-features-tint);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
}

.feature-card {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: linear-gradient(145deg, var(--color-surface) 0%, var(--color-surface-elevated) 100%);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.feature-card h3 {
  margin: 0 0 var(--space-sm);
  font-size: 1.125rem;
}

.feature-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.benefits {
  background: var(--color-benefits-tint);
  border-block: 1px solid var(--color-border);
}

.benefits__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.benefits__list li {
  padding: var(--space-md);
  border-left: 3px solid var(--color-warm);
  background: var(--color-surface);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: background 0.2s ease;
}

.benefits__list li:hover {
  background: var(--color-warm-soft);
}

.description {
  background: var(--color-desc-tint);
}

.description__content {
  columns: 1;
}

@media (min-width: 720px) {
  .description__content {
    columns: 2;
    column-gap: var(--space-xl);
  }
}

.description__content p {
  margin: 0 0 var(--space-md);
  break-inside: avoid;
}

.usage {
  background: var(--color-usage-tint);
}

.usage__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
  counter-reset: step;
}

.usage__step {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px dashed var(--color-border);
  position: relative;
  padding-top: var(--space-xl);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.usage__step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-accent-text);
  font-weight: 700;
  font-size: 0.875rem;
}

.usage__step:hover {
  border-color: var(--color-accent);
  background: var(--color-surface);
}

.ingredients {
  background: var(--color-ingredients-tint);
  border-top: 1px solid var(--color-border);
}

.ingredients__table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.ingredients table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.ingredients th,
.ingredients td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.ingredients th {
  background: var(--color-surface-elevated);
  color: var(--color-text-muted);
  font-weight: 600;
}

.ingredients tr:last-child td {
  border-bottom: none;
}

.ingredients tr:hover td {
  background: var(--color-surface);
}

.reviews {
  background: var(--color-reviews-tint);
}

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
}

.review-card {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: box-shadow 0.2s ease;
}

.review-card:hover {
  box-shadow: var(--shadow-md);
}

.review-card__meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.review-card p {
  margin: 0;
}

.faq {
  background: var(--color-faq-tint);
  border-block: 1px solid var(--color-border);
}

.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-surface);
  transition: border-color 0.2s ease;
}

.faq details:hover {
  border-color: var(--color-warm);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq details[open] summary {
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.cta-section {
  background: linear-gradient(180deg, var(--color-cta-tint) 0%, var(--color-bg) 100%);
}

.disclaimer {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-lg);
  margin-top: var(--space-xl);
  max-width: 85ch;
}

.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) var(--space-md);
}

.site-footer__inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.site-footer h2 {
  font-size: 1rem;
  margin: 0 0 var(--space-sm);
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li {
  margin-bottom: var(--space-xs);
}

.site-footer a {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.site-footer a:hover {
  color: var(--color-accent);
}

.footer-meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: var(--color-surface-elevated);
  border-top: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md);
  transform: translateY(100%);
  transition: transform 0.35s ease;
}

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

.cookie-banner__inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.cookie-banner__text {
  flex: 1 1 280px;
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

@media (max-width: 600px) {
  .cookie-banner__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .cookie-banner__actions .btn {
    width: 100%;
  }

  .cookie-modal__dialog > p:last-of-type {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
  }

  .cookie-modal__dialog > p:last-of-type .btn {
    width: 100%;
  }
}

.cookie-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: rgba(0, 0, 0, 0.65);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease;
}

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

.cookie-modal__dialog {
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-lg);
}

.cookie-modal__dialog h2 {
  margin-top: 0;
}

.cookie-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.cookie-toggle-row:last-of-type {
  border-bottom: none;
}

.switch {
  position: relative;
  width: 3rem;
  height: 1.5rem;
  flex-shrink: 0;
}

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

.switch-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--color-border);
  border-radius: 999px;
  transition: background 0.2s ease;
}

.switch-slider::before {
  content: "";
  position: absolute;
  height: 1.15rem;
  width: 1.15rem;
  left: 0.2rem;
  bottom: 0.175rem;
  background: var(--color-text);
  border-radius: 50%;
  transition: transform 0.2s ease;
}

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

.switch input:checked + .switch-slider::before {
  transform: translateX(1.4rem);
}

.switch input:disabled + .switch-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

.legal-page {
  padding: var(--space-xl) var(--space-md) var(--space-2xl);
}

.legal-page__inner {
  max-width: 800px;
  margin: 0 auto;
}

.legal-home {
  margin-bottom: var(--space-lg);
}

.legal-home-bottom {
  margin-top: var(--space-xl);
}

.legal-page h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin: 0 0 var(--space-md);
}

.legal-page .legal-meta {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-xl);
}

.legal-page section {
  margin-bottom: var(--space-xl);
}

.legal-page h2 {
  font-size: 1.25rem;
  margin: var(--space-lg) 0 var(--space-sm);
}

.legal-page p,
.legal-page li {
  color: var(--color-text-muted);
}

.legal-page ul {
  padding-left: 1.25rem;
}

.thank-you {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.thank-you__inner {
  max-width: 560px;
}

.thank-you h1 {
  margin: 0 0 var(--space-md);
}

.thank-you p {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-lg);
}

.thank-you__blocks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
  margin: var(--space-xl) 0;
  text-align: left;
}

.thank-you__block {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.thank-you__block h2 {
  font-size: 1rem;
  margin: 0 0 var(--space-sm);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 719px) {
  .section {
    padding: var(--space-xl) var(--space-md);
  }
}