:root {
  --color-primary: #3d5a80;
  --color-primary-dark: #293241;
  --color-primary-light: #5c7a9e;
  --color-accent: #e07a5f;
  --color-accent-hover: #d4694f;
  --color-text: #2d3142;
  --color-text-light: #6b7280;
  --color-bg: #f6f8fc;
  --color-bg-alt: #e8ecf4;
  --color-white: #ffffff;
  --color-border: #c5cbd6;
  --color-error: #b91c1c;
  --color-success: #15803d;
  --font-primary: 'Georgia', 'Times New Roman', serif;
  --font-secondary: 'Segoe UI', system-ui, sans-serif;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --header-height: 52px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
}

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

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

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

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

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  min-height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.logo {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
}

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

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

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

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

.hero {
  padding: var(--space-2xl) 0;
  background: linear-gradient(165deg, #e4e9f2 0%, #eef2f8 50%, var(--color-white) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(260px, 1fr);
  gap: var(--space-2xl);
  align-items: center;
}

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

.hero-image-wrap img {
  margin: 0 auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.hero-content h1 {
  font-family: var(--font-primary);
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: var(--color-primary-dark);
}

.hero-content p {
  margin-bottom: var(--space-lg);
  color: var(--color-text-light);
}

.hero-price {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

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

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

.order-form {
  background: var(--color-white);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

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

.form-group:not(.form-checkbox) label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
  font-size: 0.9rem;
}

.form-group input:not([type="checkbox"]):not([type="radio"]),
.form-group textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:not([type="checkbox"]):not([type="radio"]):focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-group input:not([type="checkbox"]):not([type="radio"]).error,
.form-group textarea.error {
  border-color: var(--color-error);
}

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.form-checkbox input[type="checkbox"] {
  width: auto;
  min-width: 1.25rem;
  height: 1.25rem;
  margin: 0;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
}

.form-checkbox label {
  flex: 1;
  min-width: 0;
  margin: 0;
  padding: 0;
  font-size: 0.875rem;
  font-weight: 400;
  cursor: pointer;
  line-height: 1.5;
  color: inherit;
}

.form-checkbox label a {
  color: var(--color-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 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);
  border-color: var(--color-primary);
}

.section {
  padding: var(--space-3xl) 0;
}

.section:nth-of-type(3n+1) {
  background: var(--color-bg);
}

.section:nth-of-type(3n+2) {
  background: linear-gradient(180deg, #f4f6fa 0%, #eef1f6 100%);
}

.section:nth-of-type(3n) {
  background: var(--color-white);
}

.section-alt {
  background: var(--color-white);
}

.section-title {
  font-family: var(--font-primary);
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: var(--space-2xl);
  color: var(--color-primary-dark);
}

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

.feature-card {
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border-top: 3px solid var(--color-accent);
}

.feature-card:nth-child(1) { border-top-color: #5c7a9e; }
.feature-card:nth-child(2) { border-top-color: #e07a5f; }
.feature-card:nth-child(3) { border-top-color: #3d5a80; }

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

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

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

.benefit-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-accent);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.benefit-item:nth-child(1) { border-left-color: #3d5a80; }
.benefit-item:nth-child(2) { border-left-color: #e07a5f; }
.benefit-item:nth-child(3) { border-left-color: #5c7a9e; }

.benefit-item:hover {
  background: #dfe5ef;
  transform: translateX(4px);
}

.benefit-item h3 {
  font-size: 1rem;
  color: var(--color-primary-dark);
}

.product-detail {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.product-detail img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.product-detail-emoji {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  font-size: 8rem;
  line-height: 1;
}

.usage-steps {
  display: grid;
  gap: var(--space-lg);
}

.usage-step {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.usage-step:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(8px);
}

.usage-step-num {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

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

.ingredient-item {
  padding: var(--space-md);
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  transition: box-shadow var(--transition-fast);
}

.ingredient-item:hover {
  box-shadow: var(--shadow-sm);
}

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

.testimonial-card {
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.testimonial-card:nth-child(1) { border: 1px solid #d4e0ee; }
.testimonial-card:nth-child(2) { border: 1px solid #f5e4e0; }
.testimonial-card:nth-child(3) { border: 1px solid #e2e8f2; }

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: scale(1.02);
}

.testimonial-card .quote {
  font-style: italic;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

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

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

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

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

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

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

.faq-item.active .faq-answer {
  max-height: 500px;
}

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

.cta-section {
  background: var(--color-bg-alt);
  color: var(--color-text);
  text-align: center;
}

.cta-section h2 {
  font-family: var(--font-primary);
  margin-bottom: var(--space-md);
  color: var(--color-primary-dark);
}

.cta-section p {
  color: var(--color-text);
}

.cta-section a.cta-btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-primary-dark);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-weight: 600;
  margin-left: var(--space-xs);
}

.cta-section a.cta-btn:hover {
  background: var(--color-text);
  color: var(--color-white);
}

.disclaimer {
  background: var(--color-bg-alt);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-top: var(--space-2xl);
}

.footer {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: var(--space-2xl) 0 var(--space-lg);
}

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

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

.footer a {
  color: rgba(255, 255, 255, 0.9);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.875rem;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  padding: var(--space-lg);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

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

.cookie-banner-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.cookie-banner h3 {
  margin-bottom: var(--space-md);
  font-size: 1.125rem;
}

.cookie-banner p {
  margin-bottom: var(--space-md);
  font-size: 0.9rem;
  color: var(--color-text-light);
}

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

.cookie-settings {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.cookie-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
}

.cookie-toggle label {
  cursor: pointer;
}

.legal-page {
  padding: var(--space-3xl) 0;
  min-height: 60vh;
}

.legal-page h1 {
  font-family: var(--font-primary);
  margin-bottom: var(--space-xl);
  color: var(--color-primary-dark);
}

.legal-page h2 {
  font-size: 1.25rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-page p {
  margin-bottom: var(--space-md);
}

.legal-page ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.home-btn {
  display: inline-block;
  margin-bottom: var(--space-xl);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: background var(--transition-fast);
}

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

.thank-you-page {
  text-align: center;
  padding: var(--space-3xl) var(--space-md);
}

.thank-you-page h1 {
  font-family: var(--font-primary);
  margin-bottom: var(--space-lg);
  color: var(--color-primary);
}

.mailto-section {
  margin: var(--space-2xl) 0;
  padding: var(--space-xl);
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
}

@media (max-width: 1000px) {
  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    gap: 0;
    margin-top: 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    padding: var(--space-md);
    width: 100%;
  }

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

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

@media (max-width: 640px) {
  .cookie-buttons {
    flex-direction: column;
  }

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

  .cookie-settings .cookie-toggle {
    flex-direction: column;
    align-items: flex-start;
  }
}