/* ==========================================================================
   CHONDROCARE HUB — Modern Formula Lab Styling
   Palette:
     Porcelain:    #F3F4F0
     Deep Ink:     #202827
     Mineral Blue: #667C80 (Main Accent)
     Soft Lilac:   #AAA3B5 (Subtle Accent)
     Pale Stone:   #D8D5CC
     Graphite:     #303331
     White:        #FFFFFF
   ========================================================================== */

:root {
  --color-porcelain: #F3F4F0;
  --color-deep-ink: #202827;
  --color-mineral-blue: #667C80;
  --color-mineral-light: #EEF3F3;
  --color-soft-lilac: #AAA3B5;
  --color-lilac-soft: #F4F2F7;
  --color-pale-stone: #D8D5CC;
  --color-pale-stone-light: #ECEAE4;
  --color-graphite: #303331;
  --color-white: #FFFFFF;
  --color-border: rgba(32, 40, 39, 0.12);
  --color-border-subtle: rgba(102, 124, 128, 0.2);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Times New Roman", Times, Georgia, serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(32, 40, 39, 0.04);
  --shadow-md: 0 8px 24px rgba(32, 40, 39, 0.06);
  --shadow-lg: 0 16px 40px rgba(32, 40, 39, 0.08);

  --max-width: 1200px;
  --nav-height: 76px;
}

/* 1. Reset & Strict Romanian Word Wrapping Rules */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-porcelain);
  color: var(--color-deep-ink);
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-porcelain);
  color: var(--color-deep-ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  /* CRITICAL REQUIREMENT: Strict Romanian Word Wrapping */
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
}

h1, h2, h3, h4, h5, h6,
nav, button, .btn,
.product-title, .faq-question, .article-card-title {
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

ul, ol {
  list-style: none;
}

/* 2. Container & Layout Grid */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  max-width: 860px;
}

.section {
  padding-top: 96px;
  padding-bottom: 96px;
  position: relative;
}

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

.section-white {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-ink {
  background-color: var(--color-deep-ink);
  color: var(--color-porcelain);
}

/* 3. Typography & Badges */
.badge-tech {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-mineral-blue);
  background-color: var(--color-mineral-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-subtle);
  margin-bottom: 20px;
}

.badge-tech::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--color-soft-lilac);
  border-radius: 50%;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-deep-ink);
  margin-bottom: 18px;
}

.section-ink .section-title {
  color: var(--color-porcelain);
}

.section-lead {
  font-size: 1.125rem;
  color: var(--color-graphite);
  max-width: 680px;
  line-height: 1.7;
}

.section-ink .section-lead {
  color: var(--color-pale-stone);
}

/* 4. Buttons & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-deep-ink);
  color: var(--color-porcelain);
  border: 1px solid var(--color-deep-ink);
}

.btn-primary:hover {
  background-color: var(--color-mineral-blue);
  border-color: var(--color-mineral-blue);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--color-deep-ink);
  color: var(--color-porcelain);
  transform: translateY(-2px);
}

.btn-accent {
  background-color: var(--color-mineral-blue);
  color: var(--color-white);
  border: 1px solid var(--color-mineral-blue);
}

.btn-accent:hover {
  background-color: var(--color-deep-ink);
  border-color: var(--color-deep-ink);
  transform: translateY(-2px);
}

/* 5. Sticky Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--nav-height);
  background-color: rgba(243, 244, 240, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 1.15rem;
  color: var(--color-deep-ink);
}

.brand-icon {
  width: 32px;
  height: 32px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-graphite);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-mineral-blue);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-mineral-blue);
  transition: width 0.25s ease;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.header-action .btn {
  padding: 9px 20px;
  font-size: 0.75rem;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  padding: 0;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-deep-ink);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* 6. Hero Section (Formula Lab Editorial) */
.hero {
  padding-top: 60px;
  padding-bottom: 80px;
  background-color: var(--color-porcelain);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: clamp(2.25rem, 4.2vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-deep-ink);
  margin-bottom: 24px;
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--color-graphite);
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-specs-list {
  display: flex;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.hero-spec-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-spec-label {
  font-size: 0.7rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-mineral-blue);
  font-weight: 700;
}

.hero-spec-val {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-deep-ink);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-pack-wrapper {
  position: relative;
  width: 100%;
  max-width: 540px;
  background: #ECEEEA;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: transform 0.3s ease;
}

.hero-pack-wrapper:hover {
  transform: translateY(-4px);
}

/* 7. Product Strip (4 Specifications) */
.product-strip {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 32px 0;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.strip-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 20px;
  border-left: 2px solid var(--color-mineral-blue);
}

.strip-key {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-mineral-blue);
}

.strip-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-deep-ink);
}

.strip-sub {
  font-size: 0.8125rem;
  color: var(--color-graphite);
}

/* 8. Formula First & Ingredient Map */
.formula-interactive {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.ingredient-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ingredient-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.ingredient-card:hover {
  border-color: var(--color-mineral-blue);
}

.ingredient-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background-color: var(--color-white);
}

.ingredient-header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ingredient-index {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-mineral-blue);
  background-color: var(--color-mineral-light);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ingredient-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-deep-ink);
}

.ingredient-status-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background-color: var(--color-porcelain);
  color: var(--color-graphite);
  border: 1px solid var(--color-border);
}

.toggle-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.25s ease;
}

.ingredient-card.open .toggle-icon {
  transform: rotate(180deg);
}

.ingredient-body {
  display: none;
  padding: 0 24px 24px;
  border-top: 1px solid var(--color-border);
  background-color: #FAFAF8;
}

.ingredient-card.open .ingredient-body {
  display: block;
}

.ingredient-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.meta-field-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-mineral-blue);
  font-weight: 700;
}

.meta-field-val {
  font-size: 0.875rem;
  color: var(--color-deep-ink);
  font-weight: 600;
}

.ingredient-desc {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--color-graphite);
  line-height: 1.6;
}

/* Map Graphic Side */
.map-canvas-container {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.map-svg-wrap {
  width: 100%;
  max-width: 440px;
}

/* 9. Transparență Panels */
.transparency-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.transparency-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.transparency-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-mineral-blue);
  border-top-left-radius: var(--radius-md);
  border-top-right-radius: var(--radius-md);
}

.transparency-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.transparency-num {
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: var(--color-soft-lilac);
  font-weight: 700;
  margin-bottom: 12px;
}

.transparency-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-deep-ink);
}

.transparency-card p {
  font-size: 0.95rem;
  color: var(--color-graphite);
  line-height: 1.6;
}

.transparency-disclaimer {
  margin-top: 40px;
  padding: 16px 24px;
  background-color: var(--color-mineral-light);
  border-left: 3px solid var(--color-mineral-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  color: var(--color-graphite);
  text-align: center;
}

/* 10. Lifestyle Elements & Victor Routine */
.lifestyle-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.lifestyle-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s ease;
}

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

.lifestyle-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.lifestyle-content {
  padding: 24px;
}

.lifestyle-content h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
  color: var(--color-deep-ink);
}

.lifestyle-content p {
  font-size: 0.875rem;
  color: var(--color-graphite);
  line-height: 1.6;
}

/* Victor Routine Timeline */
.timeline-wrap {
  margin-top: 56px;
  position: relative;
}

.timeline-horizontal {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  position: relative;
}

.timeline-horizontal::before {
  content: "";
  position: absolute;
  top: 24px;
  left: 20px;
  right: 20px;
  height: 2px;
  background-color: var(--color-pale-stone);
  z-index: 1;
}

.timeline-step {
  position: relative;
  z-index: 2;
  text-align: center;
}

.step-marker {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 2px solid var(--color-mineral-blue);
  color: var(--color-deep-ink);
  font-weight: 700;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: var(--shadow-sm);
}

.timeline-step.product-step .step-marker {
  background-color: var(--color-mineral-blue);
  color: var(--color-white);
  border-color: var(--color-deep-ink);
}

.step-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-deep-ink);
}

.step-desc {
  font-size: 0.8125rem;
  color: var(--color-graphite);
  line-height: 1.5;
}

/* 11. FAQ Section */
.faq-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.faq-filter-btn {
  padding: 8px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  background-color: var(--color-white);
  color: var(--color-graphite);
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
}

.faq-filter-btn:hover, .faq-filter-btn.active {
  background-color: var(--color-deep-ink);
  color: var(--color-white);
  border-color: var(--color-deep-ink);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-q {
  padding: 22px 24px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-deep-ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  background-color: var(--color-white);
}

.faq-q:hover {
  color: var(--color-mineral-blue);
}

.faq-a {
  display: none;
  padding: 0 24px 22px;
  font-size: 0.925rem;
  color: var(--color-graphite);
  line-height: 1.65;
  border-top: 1px solid var(--color-border);
  background-color: #FAFAF8;
}

.faq-item.open .faq-a {
  display: block;
}

.faq-item.open .toggle-icon {
  transform: rotate(180deg);
}

/* 12. Articles Grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.article-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.article-card-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-category {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-mineral-blue);
  margin-bottom: 10px;
}

.article-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-deep-ink);
  margin-bottom: 12px;
}

.article-card-title a:hover {
  color: var(--color-mineral-blue);
}

.article-excerpt {
  font-size: 0.875rem;
  color: var(--color-graphite);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.article-link {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--color-mineral-blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-link:hover {
  color: var(--color-deep-ink);
}

/* 13. Purchase Strip / Commercial Block */
.commercial-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: center;
  box-shadow: var(--shadow-md);
}

.commercial-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 28px 0;
  padding: 20px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* 14. Trust / Transparency 3 Blocks */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.trust-item {
  background-color: var(--color-white);
  padding: 32px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.trust-item h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-deep-ink);
  display: flex;
  align-items: center;
  gap: 10px;
}

.trust-item p {
  font-size: 0.875rem;
  color: var(--color-graphite);
  line-height: 1.6;
}

/* 15. Legal & Article Content Pages */
.content-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-graphite);
}

.content-body h2 {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--color-deep-ink);
  margin-top: 48px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.content-body h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-deep-ink);
  margin-top: 32px;
  margin-bottom: 12px;
}

.content-body p {
  margin-bottom: 20px;
}

.content-body ul, .content-body ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.content-body li {
  margin-bottom: 8px;
  list-style-type: disc;
}

.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.info-table th, .info-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.info-table th {
  background-color: #FAFAF8;
  color: var(--color-deep-ink);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-deep-ink);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  font-size: 0.95rem;
  border: 1px solid var(--color-pale-stone);
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  color: var(--color-deep-ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-mineral-blue);
  box-shadow: 0 0 0 3px rgba(102, 124, 128, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

/* 16. Footer & Legal Disclaimer */
.site-footer {
  background-color: var(--color-deep-ink);
  color: var(--color-porcelain);
  padding: 80px 0 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--color-white);
}

.footer-brand p {
  color: var(--color-soft-lilac);
  font-size: 0.9rem;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.footer-col h5 {
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-mineral-blue);
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 0.875rem;
  color: var(--color-pale-stone);
  transition: color 0.2s ease;
}

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

.footer-disclaimer-box {
  margin-top: 40px;
  padding: 24px;
  background-color: rgba(255, 255, 255, 0.03);
  border-left: 2px solid var(--color-mineral-blue);
  font-size: 0.8125rem;
  color: #9DA3A0;
  line-height: 1.6;
}

.footer-bottom {
  margin-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: #7B8582;
  flex-wrap: wrap;
  gap: 16px;
}

/* 17. Responsive Design */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .formula-interactive {
    grid-template-columns: 1fr;
  }
  .strip-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .lifestyle-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }
  .mobile-toggle {
    display: flex;
  }
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--color-porcelain);
    flex-direction: column;
    padding: 32px 24px;
    gap: 20px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    display: none;
  }
  .nav-links.active {
    display: flex;
  }
  .header-action {
    display: none;
  }
  .strip-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .transparency-grid, .trust-grid {
    grid-template-columns: 1fr;
  }
  .timeline-horizontal {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .timeline-horizontal::before {
    display: none;
  }
  .timeline-step {
    text-align: left;
    display: flex;
    gap: 16px;
    align-items: flex-start;
  }
  .step-marker {
    margin: 0;
    flex-shrink: 0;
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
  .commercial-card {
    grid-template-columns: 1fr;
    padding: 28px;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
}