:root {
  --color-primary: #2d3e50;
  --color-primary-dark: #1a2632;
  --color-primary-light: #3d5468;
  --color-accent: #7b9e87;
  --color-accent-hover: #8fb09a;
  --color-accent-muted: #5f7a68;
  --color-text: #2c2c2c;
  --color-text-muted: #5a5a5a;
  --color-bg: #f5f4f1;
  --color-bg-alt: #ebe9e4;
  --color-white: #ffffff;
  --color-border: #c9c6bf;
  --color-success: #4a6b5a;
  --color-error: #9e4a4a;
  --font-primary: "Source Sans 3", system-ui, sans-serif;
  --font-heading: "Playfair Display", Georgia, serif;
  --shadow-sm: 0 1px 3px rgba(45, 62, 80, 0.08);
  --shadow-md: 0 4px 12px rgba(45, 62, 80, 0.12);
  --shadow-lg: 0 8px 24px rgba(45, 62, 80, 0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 50%;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
  opacity: 0.9;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-xs) var(--spacing-md);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
}

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-link:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  color: var(--color-primary);
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
}

.main {
  overflow-x: hidden;
}

.hero {
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-2xl);
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-image-wrap {
  position: relative;
  text-align: center;
  min-width: 0;
}

.hero-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 280px;
  height: 280px;
  object-fit: contain;
  margin: 0 auto;
}

.hero-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.rating-stars {
  color: var(--color-accent);
  font-size: 1rem;
}

.trust-badge {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  margin-top: var(--spacing-xs);
}

.hero-content {
  min-width: 0;
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.hero-desc {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.price-wrap {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

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

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

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

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

.form-input,
.form-textarea {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-sizing: border-box;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 62, 80, 0.15);
}

.form-input.error,
.form-textarea.error {
  border-color: var(--color-error);
}

.form-error {
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: var(--spacing-xs);
}

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

.form-checkbox-wrap .form-error {
  flex-basis: 100%;
}

.form-checkbox {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-normal), color var(--transition-normal), transform var(--transition-fast);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  width: 100%;
}

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

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

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

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

.section {
  padding: var(--spacing-2xl) var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.section .features-grid,
.section .benefits-grid,
.section .testimonials-grid,
.section .faq-list,
.section .product-detail,
.section .usage-instruction,
.section .ingredients-list {
  text-align: left;
}

.section:nth-of-type(even) {
  background: linear-gradient(180deg, transparent 0%, var(--color-bg-alt) 50%, transparent 100%);
}

#product .section-title,
#faq .section-title {
  border-bottom: 3px solid var(--color-accent);
  display: inline-block;
  padding-bottom: var(--spacing-xs);
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-primary);
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.features-grid,
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 260px));
  gap: var(--spacing-lg);
  justify-content: center;
}

.faq-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.feature-card {
  background: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-primary);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.benefit-card {
  background: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--color-accent);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

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

.feature-card h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.benefit-card h3 {
  font-size: 1.1rem;
  color: var(--color-accent-muted);
  margin-bottom: var(--spacing-sm);
}

.product-detail,
.usage-instruction {
  background: var(--color-bg-alt);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
}

.ingredients-list {
  list-style: none;
}

.ingredients-list li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.ingredients-list li:last-child {
  border-bottom: none;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 260px));
  gap: var(--spacing-lg);
  justify-content: center;
}

.testimonial-card {
  background: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.testimonial-card::before {
  content: "\201C";
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-md);
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--color-accent);
  opacity: 0.3;
  line-height: 1;
}

.testimonial-card blockquote {
  font-style: italic;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

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

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

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

.faq-toggle:hover {
  background: var(--color-bg-alt);
}

.faq-content {
  padding: 0 var(--spacing-md);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

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

.cta-section {
  background: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
}

.cta-section h2 {
  font-family: var(--font-heading);
  margin-bottom: var(--spacing-md);
}

.cta-section .btn-accent {
  margin-top: var(--spacing-md);
}

.contact-form {
  max-width: min(500px, 100%);
  margin: 0 auto;
  text-align: left;
  width: 100%;
}

.disclaimer {
  background: var(--color-bg-alt);
  padding: var(--spacing-md);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--spacing-xl);
}

.footer {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: var(--spacing-xl) var(--spacing-md);
  margin-top: var(--spacing-2xl);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 260px));
  gap: var(--spacing-xl);
}

.footer h3 {
  font-size: 1rem;
  margin-bottom: var(--spacing-sm);
}

.footer-links {
  list-style: none;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9rem;
}

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

.footer-copy {
  text-align: center;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.9rem;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
  padding: var(--spacing-lg);
  z-index: 1000;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

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

.cookie-banner-inner {
  max-width: 800px;
  margin: 0 auto;
}

.cookie-banner p {
  margin-bottom: var(--spacing-md);
  font-size: 0.95rem;
}

.cookie-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.cookie-settings-panel {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  display: none;
}

.cookie-settings-panel.visible {
  display: block;
}

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

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

.toggle-switch {
  width: 48px;
  height: 26px;
  background: var(--color-border);
  border-radius: 13px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.toggle-switch.active {
  background: var(--color-primary);
}

.toggle-switch::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  background: var(--color-white);
  border-radius: var(--radius-full);
  top: 2px;
  left: 2px;
  transition: transform var(--transition-fast);
}

.toggle-switch.active::after {
  transform: translateX(22px);
}

.home-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary);
  font-weight: 500;
}

.home-btn:hover {
  color: var(--color-primary-dark);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.legal-content h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.legal-content h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}

.legal-content p,
.legal-content ul {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

.thank-you-block {
  text-align: center;
  padding: var(--spacing-2xl);
  max-width: 100%;
  overflow-wrap: break-word;
}

.thank-you-block h1 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  font-size: clamp(1.5rem, 4vw, 2rem);
}

.thank-you-block p {
  max-width: 100%;
}

.thank-you-note {
  margin-top: var(--spacing-lg);
}

.mailto-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
}

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

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
    margin-bottom: 0;
  }

  .nav.open {
    max-height: 400px;
  }

  .nav-list {
    flex-direction: column;
    padding: var(--spacing-md);
    gap: 0;
  }

  .nav-list li {
    border-bottom: 1px solid var(--color-border);
  }

  .nav-list li:last-child {
    border-bottom: none;
  }

  .nav-link {
    display: block;
    padding: var(--spacing-sm);
    font-size: 0.8rem;
  }

  .header {
    padding-bottom: 0;
    margin-bottom: 0;
  }

  .cookie-buttons {
    flex-direction: column;
  }

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

@media (max-width: 640px) {
  .hero-image {
    width: 200px;
    height: 200px;
  }

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

  .form-input,
  .form-textarea {
    padding: var(--spacing-sm);
    font-size: 16px;
  }

  .form-checkbox-wrap {
    margin-bottom: var(--spacing-sm);
  }

  .form-checkbox-wrap label {
    font-size: 0.9rem;
  }

  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.95rem;
  }

  .contact-form {
    padding: 0 var(--spacing-xs);
    max-width: 100%;
  }

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

  .hero {
    padding: var(--spacing-md);
  }

  .hero-inner {
    gap: var(--spacing-lg);
  }

  .thank-you-block {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .thank-you-block h1 {
    font-size: 1.5rem;
  }

  .mailto-btn {
    width: 100%;
    max-width: 100%;
    justify-content: center;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
    padding: 0 var(--spacing-xs);
  }

  .benefit-card {
    min-width: 0;
  }

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

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

  .footer-inner p {
    word-break: break-word;
    overflow-wrap: break-word;
  }
}