/* CSS Variables for Color System */
:root {
  --color-primary: #dc2626; /* Red accent */
  --color-primary-dark: #b91c1c;
  --color-primary-light: #fef2f2;

  --color-background: #ffffff;
  --color-surface: #f9fafb;
  --color-surface-dark: #f3f4f6;

  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --color-text-light: #9ca3af;

  --color-border: #e5e7eb;
  --color-border-light: #f3f4f6;

  --color-success: #059669;
  --color-warning: #d97706;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Typography */
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--color-text);
  text-wrap: balance;
}

h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

p {
  margin-bottom: var(--spacing-sm);
  text-wrap: pretty;
}

.lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Header */
.header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--spacing-sm) 0;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 60px;
}

.logo a {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
}

.nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background-color: var(--color-surface);
  border-color: var(--color-text-secondary);
}

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

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

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-background) 100%);
  padding: var(--spacing-2xl) 0;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--spacing-md);
}

.hero p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */
section {
  padding: var(--spacing-2xl) 0;
}

.page-header {
  background-color: var(--color-surface);
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.breadcrumb {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
}

/* Grid Layouts */
.category-grid,
.topics-grid,
.ingredients-grid,
.benefits-grid,
.reviews-grid,
.products-grid,
.info-grid,
.contact-grid,
.faq-grid {
  display: grid;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.category-grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.topics-grid,
.ingredients-grid,
.benefits-grid,
.reviews-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.products-grid {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.info-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.contact-grid {
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
}

.faq-grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Cards */
.category-card,
.topic-card,
.ingredient-card,
.benefit,
.review-card,
.product-card,
.info-card,
.faq-item {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  transition: all 0.2s ease;
}

.category-card:hover,
.topic-card:hover,
.ingredient-card:hover,
.product-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.category-card.large {
  padding: var(--spacing-xl);
}

/* Icons */
.category-icon,
.benefit-icon,
.product-icon,
.contact-icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.category-icon svg,
.benefit-icon svg,
.product-icon svg,
.contact-icon svg {
  width: 100%;
  height: 100%;
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.step {
  text-align: center;
  padding: var(--spacing-lg);
}

.step-number {
  width: 60px;
  height: 60px;
  background-color: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin: 0 auto var(--spacing-md);
}

/* Lists */
.feature-list,
.product-features,
.values-list {
  list-style: none;
  margin: var(--spacing-md) 0;
}

.feature-list li,
.product-features li,
.values-list li {
  padding: var(--spacing-xs) 0;
  position: relative;
  padding-left: var(--spacing-md);
}

.feature-list li::before,
.product-features li::before {
  content: "✓";
  color: var(--color-primary);
  font-weight: 700;
  position: absolute;
  left: 0;
}

/* Reviews */
.stars {
  color: #fbbf24;
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

.reviewer {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-style: italic;
  margin-top: var(--spacing-sm);
}

/* Forms */
.contact-form-section {
  background-color: var(--color-surface);
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

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

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  transition: border-color 0.2s ease;
}

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
}

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-top: 2px;
}

.checkbox-group label {
  margin-bottom: 0;
  font-weight: 400;
}

/* Contact Page */
.contact-details {
  margin-bottom: var(--spacing-xl);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.contact-item:last-child {
  margin-bottom: 0;
}

.business-hours {
  background-color: var(--color-surface);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-xl);
}

/* Thank You Page */
.thank-you-section {
  text-align: center;
  padding: var(--spacing-2xl) 0;
}

.thank-you-content {
  max-width: 800px;
  margin: 0 auto;
}

.thank-you-icon {
  width: 80px;
  height: 80px;
  color: var(--color-success);
  margin: 0 auto var(--spacing-lg);
}

.thank-you-icon svg {
  width: 100%;
  height: 100%;
}

.message-summary {
  background-color: var(--color-surface);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin: var(--spacing-xl) 0;
  text-align: left;
}

.summary-details p {
  margin-bottom: var(--spacing-xs);
}

.message-text {
  background-color: var(--color-background);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
  margin-top: var(--spacing-xs);
}

.next-steps {
  margin: var(--spacing-xl) 0;
}

.thank-you-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.contact-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.contact-detail {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
}

/* Legal Pages */
.legal-page {
  padding: var(--spacing-xl) 0;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.legal-content h2 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.legal-content h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.legal-content ul {
  margin: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
}

.legal-content li {
  margin-bottom: var(--spacing-xs);
}

.last-updated {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.disclaimer-notice {
  background-color: var(--color-primary-light);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.disclaimer-notice h2 {
  color: var(--color-primary);
  margin-top: 0;
}

.contact-info {
  background-color: var(--color-surface);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
}

/* Category Info */
.category-info,
.about-content {
  background-color: var(--color-surface);
}

.content-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

.content-section {
  background-color: var(--color-background);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
}

.info-content {
  max-width: 800px;
  margin: 0 auto;
}

.info-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.highlight {
  background-color: var(--color-background);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
}

/* CTA Sections */
.cta-section {
  background-color: var(--color-surface);
  text-align: center;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
}

/* Safety Notice */
.safety-notice {
  background-color: var(--color-primary-light);
  border-top: 2px solid var(--color-primary);
  padding: var(--spacing-md) 0;
}

.notice-content {
  text-align: center;
}

.notice-content a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.notice-content a:hover {
  text-decoration: underline;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-text);
  color: white;
  padding: var(--spacing-md);
  z-index: 1000;
  box-shadow: var(--shadow-lg);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cookie-content p {
  margin: 0;
  flex: 1;
  min-width: 200px;
}

.cookie-content a {
  color: white;
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.cookie-buttons .btn {
  padding: 8px 16px;
  font-size: var(--font-size-sm);
}

/* Footer */
.footer {
  background-color: var(--color-text);
  color: white;
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-xs);
}

.footer-section a {
  color: #d1d5db;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: #9ca3af;
  line-height: var(--line-height-relaxed);
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .header-content {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  .nav {
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .cookie-buttons {
    justify-content: center;
  }

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

  .category-grid,
  .topics-grid,
  .ingredients-grid,
  .benefits-grid,
  .reviews-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

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

  .info-highlights {
    grid-template-columns: 1fr;
  }

  .contact-details-grid {
    grid-template-columns: 1fr;
  }

  .cta-buttons,
  .thank-you-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-buttons .btn,
  .thank-you-actions .btn {
    width: 100%;
    max-width: 300px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .btn {
    padding: 10px 20px;
    font-size: var(--font-size-sm);
  }

  .category-card,
  .topic-card,
  .ingredient-card,
  .product-card,
  .info-card {
    padding: var(--spacing-md);
  }

  .hero h1 {
    font-size: var(--font-size-3xl);
  }

  h2 {
    font-size: var(--font-size-2xl);
  }

  h3 {
    font-size: var(--font-size-xl);
  }
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .cookie-banner,
  .cta-section,
  .safety-notice {
    display: none;
  }

  body {
    font-size: 12pt;
    line-height: 1.4;
  }

  .container {
    max-width: none;
    padding: 0;
  }

  .legal-content {
    max-width: none;
  }
}