/* ================================
   CSS RESET & BASE STYLES
   ================================ */

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

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

body {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background-color: #ffffff;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul, ol {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

/* ================================
   MONOCHROME SOPHISTICATED DESIGN
   Black/White/Gray Palette
   ================================ */

:root {
  --color-black: #000000;
  --color-dark-gray: #2a2a2a;
  --color-medium-gray: #666666;
  --color-light-gray: #cccccc;
  --color-off-white: #f5f5f5;
  --color-white: #ffffff;
  
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-xxl: 64px;
  
  --font-display: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-strong: 0 8px 32px rgba(0, 0, 0, 0.16);
  
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ================================
   TYPOGRAPHY - ELEGANT & REFINED
   ================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-black);
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

h1 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  font-size: 36px;
  font-weight: 700;
}

h3 {
  font-size: 24px;
  font-weight: 600;
}

h4 {
  font-size: 20px;
  font-weight: 600;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-dark-gray);
  line-height: 1.7;
}

.subtitle, .page-subtitle {
  font-size: 18px;
  color: var(--color-medium-gray);
  font-weight: 400;
  line-height: 1.6;
}

/* ================================
   CONTAINER & LAYOUT
   ================================ */

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

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
}

/* ================================
   HEADER - SOPHISTICATED BLACK
   ================================ */

header {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-medium);
}

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

.logo img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
}

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

.main-nav a {
  color: var(--color-white);
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
  transition: var(--transition-medium);
}

.main-nav a:hover,
.main-nav a:focus {
  border-bottom-color: var(--color-white);
  opacity: 0.8;
}

.header-contact {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 14px;
  font-weight: 600;
}

.header-contact img {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
}

/* ================================
   MOBILE MENU - ELEGANT OVERLAY
   ================================ */

.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: var(--spacing-md);
  right: var(--spacing-md);
  z-index: 2000;
  width: 48px;
  height: 48px;
  background-color: var(--color-black);
  color: var(--color-white);
  font-size: 24px;
  border-radius: 4px;
  box-shadow: var(--shadow-strong);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-medium);
}

.mobile-menu-toggle:hover {
  background-color: var(--color-dark-gray);
  transform: scale(1.05);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 400px;
  height: 100vh;
  background-color: var(--color-white);
  z-index: 1999;
  padding: var(--spacing-xxl) var(--spacing-lg);
  box-shadow: -4px 0 32px rgba(0, 0, 0, 0.2);
  transition: right var(--transition-slow);
  overflow-y: auto;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 40px;
  height: 40px;
  background-color: var(--color-black);
  color: var(--color-white);
  font-size: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-medium);
}

.mobile-menu-close:hover {
  background-color: var(--color-dark-gray);
  transform: rotate(90deg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.mobile-nav a {
  color: var(--color-black);
  font-size: 18px;
  font-weight: 600;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-light-gray);
  transition: var(--transition-medium);
}

.mobile-nav a:hover,
.mobile-nav a:focus {
  color: var(--color-medium-gray);
  padding-left: var(--spacing-sm);
}

/* ================================
   BUTTONS - MONOCHROME ELEGANCE
   ================================ */

.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-medium);
  border: 2px solid var(--color-black);
  background-color: var(--color-white);
  color: var(--color-black);
  text-align: center;
}

.btn:hover,
.btn:focus {
  background-color: var(--color-black);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-dark-gray);
  border-color: var(--color-dark-gray);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-black);
  border: 2px solid var(--color-black);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-black);
  color: var(--color-white);
}

/* ================================
   HERO SECTION - DRAMATIC CONTRAST
   ================================ */

.hero {
  background: linear-gradient(135deg, var(--color-black) 0%, var(--color-dark-gray) 100%);
  color: var(--color-white);
  padding: var(--spacing-xxl) var(--spacing-md);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(255, 255, 255, 0.02) 10px,
    rgba(255, 255, 255, 0.02) 20px
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  color: var(--color-white);
  font-size: 56px;
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--color-light-gray);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.hero-cta .btn {
  min-width: 200px;
}

.hero-cta .btn-secondary {
  border-color: var(--color-white);
  color: var(--color-white);
}

.hero-cta .btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

.trust-badges {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.trust-badges span {
  font-size: 14px;
  color: var(--color-light-gray);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ================================
   PAGE HERO - SOPHISTICATED HEADER
   ================================ */

.page-hero {
  background-color: var(--color-off-white);
  padding: var(--spacing-xxl) var(--spacing-md) var(--spacing-xl);
  border-bottom: 3px solid var(--color-black);
}

.breadcrumbs {
  font-size: 14px;
  color: var(--color-medium-gray);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.breadcrumbs a {
  color: var(--color-black);
  font-weight: 600;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

.page-hero h1 {
  font-size: 48px;
  margin-bottom: var(--spacing-md);
}

.price-range {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-black);
  margin-top: var(--spacing-md);
}

.trust-badge {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-black);
  color: var(--color-white);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--spacing-md);
}

/* ================================
   CARD LAYOUTS - FLEXBOX ONLY
   ================================ */

.category-grid,
.services-grid,
.benefits-grid,
.testimonials-grid,
.methods-grid,
.info-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.category-card,
.service-card,
.benefit-item,
.testimonial-card,
.method-item,
.info-item {
  flex: 1 1 calc(50% - var(--spacing-md));
  min-width: 280px;
  background-color: var(--color-white);
  border: 2px solid var(--color-black);
  padding: var(--spacing-lg);
  transition: all var(--transition-medium);
  position: relative;
  margin-bottom: var(--spacing-md);
}

.category-card:hover,
.service-card:hover,
.benefit-item:hover,
.method-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
}

.category-card h3,
.service-card h3,
.benefit-item h3,
.method-item h3 {
  font-size: 22px;
  margin-bottom: var(--spacing-sm);
  color: var(--color-black);
}

.category-card p,
.service-card p,
.benefit-item p,
.method-item p {
  color: var(--color-medium-gray);
  margin-bottom: var(--spacing-md);
}

/* ================================
   TESTIMONIALS - READABLE CONTRAST
   ================================ */

.testimonials {
  background-color: var(--color-off-white);
  padding: var(--spacing-xxl) var(--spacing-md);
}

.testimonial-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-black);
  padding: var(--spacing-lg);
  position: relative;
  margin-bottom: var(--spacing-md);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: var(--spacing-md);
  font-size: 80px;
  font-family: Georgia, serif;
  color: var(--color-light-gray);
  line-height: 1;
}

.testimonial-card p {
  font-size: 16px;
  color: var(--color-dark-gray);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: var(--spacing-md);
}

.testimonial-card .author {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-black);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-style: normal;
}

.rating-summary {
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-black);
  margin-top: var(--spacing-xl);
}

/* ================================
   TEXT-IMAGE SECTIONS - FLEXBOX
   ================================ */

.text-section,
.service-highlight,
.trust-section,
.featured-tech,
.seasonal-essentials,
.usage-timeline {
  margin-bottom: var(--spacing-xxl);
  padding: var(--spacing-xl) 0;
}

.text-section h2,
.service-highlight h2,
.trust-section h2 {
  font-size: 32px;
  margin-bottom: var(--spacing-lg);
  color: var(--color-black);
}

.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.guide-steps,
.categories-list,
.accessories-grid,
.supplements-grid,
.tech-grid,
.guarantees-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.guide-step,
.category-item,
.accessory-item,
.supplement-item,
.tech-item,
.guarantee-item {
  flex: 1 1 calc(50% - var(--spacing-md));
  min-width: 250px;
  padding: var(--spacing-md);
  background-color: var(--color-off-white);
  border-left: 4px solid var(--color-black);
  margin-bottom: var(--spacing-md);
}

.guide-step h3,
.category-item h3,
.accessory-item h3,
.supplement-item h3,
.tech-item h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-sm);
  color: var(--color-black);
}

/* ================================
   BENEFITS & FEATURES
   ================================ */

.benefits {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-white);
}

.benefit-item {
  text-align: center;
  flex: 1 1 calc(25% - var(--spacing-md));
  min-width: 200px;
  border: none;
  background-color: var(--color-off-white);
  padding: var(--spacing-lg);
}

.benefit-item img {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-md);
  filter: brightness(0);
}

.benefits-list {
  list-style: none;
  padding-left: 0;
  margin: var(--spacing-md) 0;
}

.benefits-list li {
  padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-lg);
  position: relative;
  color: var(--color-dark-gray);
}

.benefits-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-black);
  font-weight: 700;
  font-size: 18px;
}

/* ================================
   SERVICES & PRICING
   ================================ */

.services-overview,
.services-content {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-white);
}

.service-card {
  flex: 1 1 calc(33.333% - var(--spacing-md));
  min-width: 280px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card .price {
  display: block;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-black);
  margin: var(--spacing-md) 0;
}

.service-card .duration {
  display: block;
  font-size: 14px;
  color: var(--color-medium-gray);
  margin-bottom: var(--spacing-md);
}

.pricing-tiers {
  margin: var(--spacing-md) 0;
}

.pricing-tiers p {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: var(--spacing-xs);
}

/* ================================
   CTA SECTIONS
   ================================ */

.cta-banner {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-xxl) var(--spacing-md);
  text-align: center;
}

.cta-banner h2 {
  color: var(--color-white);
  font-size: 36px;
  margin-bottom: var(--spacing-md);
}

.cta-banner p {
  color: var(--color-light-gray);
  font-size: 18px;
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.cta-buttons .btn {
  min-width: 220px;
}

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

.cta-buttons .btn-primary:hover {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.cta-buttons .btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.cta-buttons .btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

/* ================================
   FAQ SECTION
   ================================ */

.faq-section {
  margin: var(--spacing-xxl) 0;
}

.faq-item {
  padding: var(--spacing-lg);
  background-color: var(--color-white);
  border: 2px solid var(--color-light-gray);
  margin-bottom: var(--spacing-md);
  transition: var(--transition-medium);
}

.faq-item:hover {
  border-color: var(--color-black);
}

.faq-item h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-sm);
  color: var(--color-black);
}

.faq-item p {
  color: var(--color-medium-gray);
  line-height: 1.7;
}

/* ================================
   CONTACT PAGE
   ================================ */

.contact-content {
  padding: var(--spacing-xxl) 0;
}

.contact-methods h2,
.contact-info-section h2,
.store-visit h2,
.departments h2 {
  font-size: 28px;
  margin-bottom: var(--spacing-lg);
  color: var(--color-black);
}

.departments-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.departments-list p {
  padding: var(--spacing-sm);
  background-color: var(--color-off-white);
  border-left: 3px solid var(--color-black);
}

.departments-list strong {
  color: var(--color-black);
  font-weight: 700;
}

/* ================================
   THANK YOU PAGE
   ================================ */

.thank-you-page {
  padding: var(--spacing-xxl) 0;
  min-height: 60vh;
}

.thank-you-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  background-color: var(--color-black);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.success-icon img {
  width: 40px;
  height: 40px;
  filter: brightness(0) invert(1);
}

.thank-you-content h1 {
  font-size: 48px;
  margin-bottom: var(--spacing-md);
}

.confirmation {
  font-size: 18px;
  color: var(--color-medium-gray);
  margin-bottom: var(--spacing-xl);
}

.next-steps,
.while-you-wait,
.contact-reminder {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background-color: var(--color-off-white);
  border-left: 4px solid var(--color-black);
}

.next-steps h2,
.while-you-wait h2,
.contact-reminder h2 {
  font-size: 24px;
  margin-bottom: var(--spacing-md);
}

.next-steps ul {
  list-style: none;
  text-align: left;
}

.next-steps li {
  padding: var(--spacing-sm) 0;
  color: var(--color-dark-gray);
}

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

.suggestion-item {
  flex: 1 1 200px;
  padding: var(--spacing-md);
  background-color: var(--color-white);
  border: 2px solid var(--color-black);
  text-align: center;
}

.suggestion-item h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-md);
}

/* ================================
   LEGAL PAGES
   ================================ */

.legal-page {
  padding: var(--spacing-xxl) 0;
}

.legal-content {
  max-width: 900px;
  margin: 0 auto;
}

.legal-content section {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-light-gray);
}

.legal-content section:last-child {
  border-bottom: none;
}

.legal-content h2 {
  font-size: 24px;
  margin-bottom: var(--spacing-md);
  color: var(--color-black);
}

.legal-content h3 {
  font-size: 18px;
  margin: var(--spacing-md) 0 var(--spacing-sm);
  color: var(--color-dark-gray);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--spacing-lg);
  margin: var(--spacing-md) 0;
}

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

.last-updated {
  font-size: 14px;
  color: var(--color-medium-gray);
  font-style: italic;
  margin-bottom: var(--spacing-xl);
}

.contact-dpo,
.user-rights,
.cookie-settings,
.return-policy {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: var(--color-off-white);
  border: 2px solid var(--color-black);
}

.contact-dpo h2,
.user-rights h2,
.cookie-settings h2,
.return-policy h2 {
  font-size: 20px;
  margin-bottom: var(--spacing-md);
}

.care-tips {
  list-style: disc;
  padding-left: var(--spacing-lg);
  margin: var(--spacing-md) 0;
}

.care-tips li {
  margin-bottom: var(--spacing-xs);
  color: var(--color-dark-gray);
}

/* ================================
   FOOTER - ELEGANT BLACK
   ================================ */

footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  margin-top: var(--spacing-xxl);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-section {
  flex: 1 1 250px;
}

.footer-logo {
  height: 40px;
  width: auto;
  margin-bottom: var(--spacing-md);
  filter: brightness(0) invert(1);
}

.footer-section h4 {
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
  color: var(--color-white);
}

.footer-section p {
  font-size: 14px;
  color: var(--color-light-gray);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-nav a {
  color: var(--color-light-gray);
  font-size: 14px;
  transition: var(--transition-medium);
}

.footer-nav a:hover,
.footer-nav a:focus {
  color: var(--color-white);
  padding-left: var(--spacing-xs);
}

.footer-bottom {
  text-align: center;
}

.footer-bottom p {
  font-size: 14px;
  color: var(--color-medium-gray);
  margin: 0;
}

/* ================================
   COOKIE CONSENT BANNER
   ================================ */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-top: 3px solid var(--color-black);
  padding: var(--spacing-lg) var(--spacing-md);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.15);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

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

.cookie-banner-content {
  flex: 1 1 400px;
}

.cookie-banner-content p {
  font-size: 14px;
  color: var(--color-dark-gray);
  margin: 0;
  line-height: 1.6;
}

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

.cookie-banner-buttons .btn {
  padding: 10px 20px;
  font-size: 13px;
  min-width: 120px;
}

.cookie-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: var(--spacing-md);
}

.cookie-modal.show {
  display: flex;
}

.cookie-modal-content {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  border: 3px solid var(--color-black);
}

.cookie-modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 32px;
  height: 32px;
  background-color: var(--color-black);
  color: var(--color-white);
  font-size: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.cookie-category {
  padding: var(--spacing-md);
  background-color: var(--color-off-white);
  margin-bottom: var(--spacing-md);
  border-left: 3px solid var(--color-black);
}

.cookie-category h3 {
  font-size: 18px;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cookie-toggle {
  width: 50px;
  height: 26px;
  background-color: var(--color-medium-gray);
  border-radius: 13px;
  position: relative;
  cursor: pointer;
  transition: var(--transition-medium);
}

.cookie-toggle.active {
  background-color: var(--color-black);
}

.cookie-toggle::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: var(--color-white);
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: var(--transition-medium);
}

.cookie-toggle.active::after {
  left: 27px;
}

.cookie-toggle.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ================================
   RESPONSIVE DESIGN - MOBILE FIRST
   ================================ */

@media (max-width: 768px) {
  /* Typography */
  h1 { font-size: 32px; }
  h2 { font-size: 28px; }
  h3 { font-size: 20px; }
  
  .hero h1 { font-size: 36px; }
  .page-hero h1 { font-size: 32px; }
  
  /* Header - Hide desktop nav, show mobile menu */
  .main-nav {
    display: none;
  }
  
  .header-contact {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-menu {
    display: block;
  }
  
  /* Hero adjustments */
  .hero {
    padding: var(--spacing-xl) var(--spacing-md);
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .hero-cta .btn {
    width: 100%;
  }
  
  .trust-badges {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  /* Cards - Stack on mobile */
  .category-card,
  .service-card,
  .benefit-item,
  .testimonial-card,
  .method-item,
  .info-item,
  .guide-step,
  .category-item,
  .accessory-item,
  .supplement-item,
  .tech-item,
  .guarantee-item {
    flex: 1 1 100%;
    min-width: 100%;
  }
  
  /* Text sections */
  .text-section,
  .service-highlight,
  .trust-section {
    padding: var(--spacing-lg) 0;
  }
  
  /* CTA Buttons */
  .cta-buttons {
    flex-direction: column;
  }
  
  .cta-buttons .btn {
    width: 100%;
  }
  
  /* Footer */
  .footer-content {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  /* Cookie Banner */
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
  }
  
  .cookie-banner-buttons {
    flex-direction: column;
  }
  
  .cookie-banner-buttons .btn {
    width: 100%;
  }
  
  /* Spacing adjustments */
  .section {
    padding: var(--spacing-lg) var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  /* Tablet adjustments */
  .category-card,
  .service-card,
  .benefit-item {
    flex: 1 1 calc(50% - var(--spacing-md));
  }
  
  .testimonial-card {
    flex: 1 1 100%;
  }
}

@media (min-width: 1025px) {
  /* Desktop - 3 or 4 columns where appropriate */
  .benefit-item {
    flex: 1 1 calc(25% - var(--spacing-md));
  }
  
  .category-card,
  .service-card {
    flex: 1 1 calc(33.333% - var(--spacing-md));
  }
}

/* ================================
   ANIMATIONS & TRANSITIONS
   ================================ */

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

.hero-content,
.category-card,
.service-card,
.benefit-item {
  animation: fadeIn 0.6s ease-out;
}

/* Stagger animation delays */
.category-card:nth-child(1) { animation-delay: 0.1s; }
.category-card:nth-child(2) { animation-delay: 0.2s; }
.category-card:nth-child(3) { animation-delay: 0.3s; }
.category-card:nth-child(4) { animation-delay: 0.4s; }

/* ================================
   ACCESSIBILITY
   ================================ */

*:focus {
  outline: 2px solid var(--color-black);
  outline-offset: 2px;
}

.btn:focus {
  outline: 3px solid var(--color-black);
  outline-offset: 3px;
}

/* Skip to main content link */
.skip-to-main {
  position: absolute;
  top: -100px;
  left: 0;
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 10001;
  transition: top var(--transition-medium);
}

.skip-to-main:focus {
  top: 0;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-medium-gray: #4a4a4a;
    --color-light-gray: #999999;
  }
  
  .btn,
  .category-card,
  .service-card {
    border-width: 3px;
  }
}

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

/* ================================
   PRINT STYLES
   ================================ */

@media print {
  header,
  footer,
  .mobile-menu-toggle,
  .mobile-menu,
  .cookie-banner,
  .cookie-modal,
  .btn {
    display: none !important;
  }
  
  body {
    color: #000;
    background: #fff;
  }
  
  a {
    text-decoration: underline;
  }
  
  .container {
    max-width: 100%;
  }
}