/* Bemooore Glossary - Main CSS (Modern Tailwind-inspired) */
/* Version: 2.0 - Mobile-First, Animated */
/* Colors: Royal Blue, Gold, Pink, Orange, Green */
/* Last updated: 2025-01-18 */

/* ============================================
   CSS VARIABLES (Design Tokens)
   ============================================ */
:root {
  /* Primary - Royal Blue */
  --color-primary-50: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-200: #bfdbfe;
  --color-primary-300: #93c5fd;
  --color-primary-400: #60a5fa;
  --color-primary-500: #3b82f6;
  --color-primary-600: #2563eb;
  --color-primary-700: #1d4ed8;
  --color-primary-800: #1e40af;
  --color-primary-900: #1e3a8a;

  /* Gold - Accent */
  --color-gold-50: #fffbeb;
  --color-gold-100: #fef3c7;
  --color-gold-200: #fde68a;
  --color-gold-300: #fcd34d;
  --color-gold-400: #fbbf24;
  --color-gold-500: #f59e0b;
  --color-gold-600: #d97706;
  --color-gold-700: #b45309;

  /* Pink - Highlight */
  --color-pink-50: #fdf2f8;
  --color-pink-100: #fce7f3;
  --color-pink-200: #fbcfe8;
  --color-pink-300: #f9a8d4;
  --color-pink-400: #f472b6;
  --color-pink-500: #ec4899;
  --color-pink-600: #db2777;

  /* Orange - CTA */
  --color-orange-50: #fff7ed;
  --color-orange-100: #ffedd5;
  --color-orange-200: #fed7aa;
  --color-orange-300: #fdba74;
  --color-orange-400: #fb923c;
  --color-orange-500: #f97316;
  --color-orange-600: #ea580c;

  /* Green - Success */
  --color-green-50: #ecfdf5;
  --color-green-100: #d1fae5;
  --color-green-200: #a7f3d0;
  --color-green-300: #6ee7b7;
  --color-green-400: #34d399;
  --color-green-500: #10b981;
  --color-green-600: #059669;

  /* Neutral Colors */
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* 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);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   BASE RESET & ANIMATIONS
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-gray-800);
  background-color: #ffffff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Fade-in animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

.animate-fade-in {
  animation: fadeIn var(--transition-normal) ease-out;
}

.animate-fade-in-up {
  animation: fadeInUp var(--transition-slow) ease-out;
}

.animate-slide-in {
  animation: slideInLeft var(--transition-normal) ease-out;
}

/* ============================================
   TYPOGRAPHY - Mobile First
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-gray-900);
  margin-top: var(--space-6);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-primary-800);
  animation: fadeInUp var(--transition-slow) ease-out;
}

h2 {
  font-size: 1.25rem;
  color: var(--color-primary-700);
  border-bottom: 3px solid var(--color-gold-400);
  padding-bottom: var(--space-2);
  display: inline-block;
}

h3 {
  font-size: 1.125rem;
  color: var(--color-gray-800);
}

@media (min-width: 640px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
}

@media (min-width: 1024px) {
  h1 { font-size: 2.5rem; }
}

p {
  margin-bottom: var(--space-4);
}

/* ============================================
   LINKS
   ============================================ */
a {
  color: var(--color-primary-600);
  text-decoration: none;
  transition: all var(--transition-fast);
  border-bottom: 1px solid transparent;
}

a:hover {
  color: var(--color-primary-800);
  border-bottom-color: var(--color-gold-400);
}

a:focus {
  outline: 2px solid var(--color-primary-400);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ============================================
   ARTICLE CONTAINER - Mobile First
   ============================================ */
.article-container {
  max-width: 100%;
  margin: 0 auto;
  padding: var(--space-4);
  background: white;
  min-height: 100vh;
}

@media (min-width: 640px) {
  .article-container {
    padding: var(--space-6);
    max-width: 840px;
  }
}

@media (min-width: 768px) {
  .article-container {
    padding: var(--space-8) var(--space-6);
    max-width: 62rem;
    box-shadow: var(--shadow-xl);
    margin-top: var(--space-6);
    margin-bottom: var(--space-6);
    border-radius: var(--radius-2xl);
  }
}

/* ============================================
   HEADER & BREADCRUMB
   ============================================ */
.article-header {
  margin-bottom: var(--space-6);
  animation: fadeInUp var(--transition-slow) ease-out;
}

.breadcrumb {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  margin-bottom: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.breadcrumb a {
  color: var(--color-primary-600);
  border-bottom: none;
}

.breadcrumb a:hover {
  color: var(--color-primary-800);
}

.breadcrumb span {
  color: var(--color-gray-400);
}

@media (min-width: 640px) {
  .breadcrumb {
    font-size: 0.875rem;
  }
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: 0.75rem;
  color: var(--color-gray-500);
  margin-top: var(--space-4);
}

@media (min-width: 640px) {
  .article-meta {
    font-size: 0.875rem;
    gap: var(--space-4);
  }
}

.category-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-800));
  color: white;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
}

@media (min-width: 640px) {
  .category-badge {
    font-size: 0.75rem;
  }
}

/* ============================================
   LISTS
   ============================================ */
ul, ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-5);
}

@media (min-width: 640px) {
  ul, ol {
    padding-left: var(--space-6);
  }
}

li {
  margin-bottom: var(--space-2);
}

li strong {
  color: var(--color-primary-700);
}

/* ============================================
   BLOCKQUOTES
   ============================================ */
blockquote {
  border-left: 4px solid var(--color-gold-500);
  background: linear-gradient(135deg, var(--color-gold-50), var(--color-primary-50));
  padding: var(--space-4);
  margin: var(--space-6) 0;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  animation: slideInLeft var(--transition-normal) ease-out;
}

@media (min-width: 640px) {
  blockquote {
    padding: var(--space-4) var(--space-6);
  }
}

blockquote p {
  margin-bottom: 0;
  font-style: italic;
  color: var(--color-gray-700);
}

blockquote strong {
  color: var(--color-primary-700);
  display: block;
  margin-bottom: var(--space-2);
  font-style: normal;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   TABLES - Mobile Responsive
   ============================================ */
.table-wrapper {
  overflow-x: auto;
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  min-width: 100%;
}

table caption {
  font-weight: 600;
  text-align: left;
  padding: var(--space-3) var(--space-4);
  color: var(--color-gray-700);
  background: var(--color-gray-50);
}

th, td {
  text-align: left;
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-gray-200);
}

@media (min-width: 640px) {
  th, td {
    padding: var(--space-3) var(--space-4);
  }
}

th {
  background: var(--color-primary-50);
  font-weight: 600;
  color: var(--color-primary-800);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

tr:hover {
  background: var(--color-gray-50);
}

/* Mobile table cards */
@media (max-width: 639px) {
  table, thead, tbody, th, td, tr {
    display: block;
  }

  thead {
    display: none;
  }

  tr {
    margin-bottom: var(--space-4);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    background: white;
  }

  td {
    border: none;
    padding: var(--space-2);
  }

  td::before {
    content: attr(data-label);
    font-weight: 600;
    display: block;
    color: var(--color-primary-600);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
  }
}

/* ============================================
   FAQ SECTION
   ============================================ */
/* ============================================
   RESEARCH SOURCES SECTION
   ============================================ */
.research-sources-section {
  margin: var(--space-8) 0;
  padding: var(--space-6);
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
}

.research-sources-section h3 {
  margin-top: 0;
  margin-bottom: var(--space-2);
  color: var(--color-gray-800);
}

.sources-intro {
  color: var(--color-gray-600);
  font-size: 0.9375rem;
  margin-bottom: var(--space-4);
}

.research-sources-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .research-sources-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.research-source-card {
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-fast);
}

.research-source-card:hover {
  border-color: var(--color-primary-300);
  box-shadow: var(--shadow-md);
}

.research-source-card h4 {
  margin: 0 0 var(--space-2) 0;
  font-size: 1rem;
  line-height: 1.4;
}

.research-source-card h4 a {
  color: var(--color-primary-600);
  text-decoration: none;
}

.research-source-card h4 a:hover {
  text-decoration: underline;
}

.source-meta {
  font-size: 0.8125rem;
  color: var(--color-gray-500);
  margin-bottom: var(--space-2);
}

.source-summary {
  font-size: 0.875rem;
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
  line-height: 1.5;
}

.source-insight {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  background: var(--color-primary-50);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  margin-bottom: 0;
  line-height: 1.5;
}

.source-insight strong {
  color: var(--color-primary-700);
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-section {
  margin: var(--space-8) 0;
}

.faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
  transition: all var(--transition-fast);
  background: white;
}

.faq-item:hover {
  border-color: var(--color-primary-300);
  box-shadow: var(--shadow-md);
}

.faq-question {
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
  font-size: 1rem;
  margin-top: 0;
}

.faq-answer {
  color: var(--color-gray-700);
  font-size: 0.9375rem;
}

/* ============================================
   RELATED ARTICLES
   ============================================ */
.related-articles {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 2px solid var(--color-gray-200);
}

.related-articles h2 {
  margin-top: 0;
}

.related-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.related-card {
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-fast);
}

.related-card:hover {
  border-color: var(--color-primary-400);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.related-card a {
  text-decoration: none;
  border-bottom: none;
}

.related-card-title {
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
  font-size: 0.9375rem;
  line-height: 1.4;
}

.related-card:hover .related-card-title {
  color: var(--color-primary-700);
}

.related-card-meta {
  font-size: 0.75rem;
  color: var(--color-gray-500);
}

/* ============================================
   CATEGORY NAVIGATION
   ============================================ */
.category-nav {
  margin: var(--space-6) 0;
  padding: var(--space-4);
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
}

.category-nav h3 {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: var(--space-3);
  margin-top: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.category-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.category-link {
  display: inline-block;
  background: white;
  color: var(--color-primary-700);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-fast);
}

.category-link:hover {
  background: var(--color-primary-600);
  color: white;
  border-color: var(--color-primary-600);
}

/* ============================================
   BEMOOORE APP CTA SECTION
   ============================================ */
.app-cta-section {
  margin: var(--space-10) 0;
  padding: var(--space-6);
  background: linear-gradient(135deg, var(--color-primary-800), var(--color-primary-600));
  border-radius: var(--radius-2xl);
  color: white;
  text-align: center;
  animation: fadeInUp var(--transition-slow) ease-out;
}

@media (min-width: 640px) {
  .app-cta-section {
    padding: var(--space-8);
  }
}

.app-cta-section h2 {
  color: white;
  border-bottom: none;
  margin-top: 0;
  font-size: 1.25rem;
}

@media (min-width: 640px) {
  .app-cta-section h2 {
    font-size: 1.5rem;
  }
}

.app-cta-section p {
  opacity: 0.95;
  margin-bottom: var(--space-4);
  font-size: 0.9375rem;
}

.benefits-list {
  display: grid;
  gap: var(--space-3);
  text-align: left;
  margin: var(--space-6) 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 640px) {
  .benefits-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background: rgba(255, 255, 255, 0.1);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  margin-bottom: 0;
}

.benefit-icon {
  width: 1.5rem;
  height: 1.5rem;
  background: var(--color-gold-400);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.75rem;
  color: var(--color-primary-900);
  font-weight: 700;
}

.benefit-text {
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Quiz CTA Button */
.quiz-cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: linear-gradient(135deg, var(--color-orange-500), var(--color-orange-600));
  color: white;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 14px 0 rgba(249, 115, 22, 0.4);
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
}

@media (min-width: 640px) {
  .quiz-cta-button {
    width: auto;
    padding: var(--space-4) var(--space-8);
  }
}

.quiz-cta-button:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 20px 0 rgba(249, 115, 22, 0.5);
  border-bottom: none;
}

.quiz-cta-button:active {
  transform: translateY(0) scale(0.98);
}

.quiz-cta-button svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ============================================
   TAGS
   ============================================ */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-6) 0;
}

.tag {
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  border-bottom: none;
}

.tag:hover {
  background: var(--color-primary-100);
  color: var(--color-primary-700);
  border-bottom: none;
}

/* Color-coded tags */
.tag-happiness { background: var(--color-gold-100); color: var(--color-gold-700); }
.tag-wealth { background: var(--color-green-100); color: var(--color-green-700); }
.tag-mindfulness { background: var(--color-primary-100); color: var(--color-primary-700); }
.tag-resilience { background: var(--color-pink-100); color: var(--color-pink-600); }

/* ============================================
   AUTHOR BIO
   ============================================ */
.author-bio {
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  margin-top: var(--space-8);
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .author-bio {
    flex-direction: row;
    text-align: left;
    padding: var(--space-6);
  }
}

.author-avatar {
  width: 4rem;
  height: 4rem;
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-700));
  border-radius: var(--radius-full);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: 1.25rem;
}

.author-info h3 {
  margin-top: 0;
  margin-bottom: var(--space-1);
  font-size: 1rem;
  color: var(--color-gray-900);
}

.author-info p {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: 0;
}

.author-bio-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-gray-700);
  text-align: left;
  margin-top: var(--space-3);
}

/* ============================================
   FOOTER
   ============================================ */
.article-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-200);
  text-align: center;
  color: var(--color-gray-500);
  font-size: 0.8125rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-4);
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-gray-600);
  border-bottom: none;
}

.footer-links a:hover {
  color: var(--color-primary-600);
}

/* ============================================
   INTERNAL LINKS SECTION
   ============================================ */
.internal-links-section {
  margin: var(--space-8) 0;
  padding: var(--space-4);
  background: var(--color-primary-50);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-primary-100);
}

.internal-links-section h3 {
  font-size: 0.875rem;
  color: var(--color-primary-700);
  margin-top: 0;
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.internal-links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.internal-link {
  display: inline-block;
  background: white;
  color: var(--color-primary-600);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid var(--color-primary-200);
  transition: all var(--transition-fast);
}

.internal-link:hover {
  background: var(--color-primary-600);
  color: white;
  border-color: var(--color-primary-600);
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.hidden { display: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ============================================
   V2 COMPONENTS - Lead Paragraph
   ============================================ */
.lead-paragraph {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-gray-700);
  margin-bottom: var(--space-6);
}

@media (min-width: 640px) {
  .lead-paragraph {
    font-size: 1.25rem;
  }
}

/* ============================================
   V2 COMPONENTS - Surprising Insight
   ============================================ */
.surprising-insight {
  border-left: 4px solid var(--color-pink-500);
  background: linear-gradient(135deg, var(--color-pink-50), var(--color-gold-50));
  padding: var(--space-4);
  margin: var(--space-6) 0;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  position: relative;
}

.surprising-insight::before {
  content: '💡';
  position: absolute;
  top: -12px;
  left: -12px;
  font-size: 1.5rem;
  background: white;
  border-radius: var(--radius-full);
  padding: var(--space-1);
}

.surprising-insight strong {
  color: var(--color-pink-700);
  display: block;
  margin-bottom: var(--space-2);
  font-style: normal;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   V2 COMPONENTS - Diagram Section
   ============================================ */
.diagram-section {
  margin: var(--space-8) 0;
}

.diagram-container {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  text-align: center;
}

.diagram-container.clickable-diagram {
  cursor: pointer;
  transition: all var(--transition-fast);
}

.diagram-container.clickable-diagram:hover {
  border-color: var(--color-primary-400);
  box-shadow: var(--shadow-lg);
  transform: scale(1.01);
}

.diagram-hint {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  margin-top: var(--space-2);
  margin-bottom: 0;
}

/* Diagram Fullscreen Overlay */
.diagram-fullscreen-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(255, 255, 255, 0.98);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  padding: var(--space-6);
}

.diagram-fullscreen-overlay.active {
  display: flex;
}

.diagram-fullscreen-close {
  position: fixed;
  top: 20px;
  right: 30px;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  z-index: 10000;
  color: var(--color-gray-700);
  background: white;
  border-radius: var(--radius-full);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}

.diagram-fullscreen-close:hover {
  background: var(--color-gray-100);
}

.diagram-fullscreen-content {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}

.diagram-fullscreen-content svg {
  width: 90vw;
  max-height: 90vh;
  height: auto;
}

.diagram-description {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: var(--space-4);
}

.mermaid-placeholder {
  padding: var(--space-4);
  background: white;
  border-radius: var(--radius-lg);
}

.flow-diagram {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
}

.flow-item {
  background: var(--color-primary-100);
  color: var(--color-primary-800);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
}

.flow-arrow {
  color: var(--color-gold-500);
  font-weight: bold;
  font-size: 1.25rem;
}

/* ============================================
   V2 COMPONENTS - Table Container
   ============================================ */
.table-container {
  overflow-x: auto;
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
}

/* ============================================
   V2 COMPONENTS - Feature List
   ============================================ */
.feature-list {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0;
}

.feature-list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-green-500);
  font-weight: bold;
}

/* ============================================
   V2 COMPONENTS - Resource List
   ============================================ */
.resource-list {
  background: var(--color-gray-50);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  list-style: none;
}

.resource-list li {
  position: relative;
  padding-left: var(--space-5);
  margin-bottom: var(--space-2);
}

.resource-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary-500);
}

/* ============================================
   V2 COMPONENTS - HowTo Steps
   ============================================ */
.howto-section {
  margin: var(--space-8) 0;
}

.howto-steps {
  counter-reset: step-counter;
  list-style: none;
  padding: 0;
}

.howto-steps li {
  counter-increment: step-counter;
  position: relative;
  padding-left: var(--space-12);
  padding-bottom: var(--space-4);
  border-left: 2px solid var(--color-primary-200);
  margin-bottom: var(--space-2);
}

.howto-steps li::before {
  content: counter(step-counter);
  position: absolute;
  left: -16px;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-800));
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
}

.howto-steps li:last-child {
  border-left: none;
  padding-bottom: 0;
}

.howto-steps li strong {
  color: var(--color-gray-900);
  display: block;
  margin-bottom: var(--space-1);
}

/* ============================================
   V2 COMPONENTS - Playbook Section
   ============================================ */
.playbook-section {
  margin: var(--space-8) 0;
}

.playbook-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .playbook-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.playbook-card {
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-fast);
}

.playbook-card:hover {
  border-color: var(--color-primary-300);
  box-shadow: var(--shadow-md);
}

.playbook-card.beginner {
  border-top: 4px solid var(--color-green-500);
}

.playbook-card.intermediate {
  border-top: 4px solid var(--color-gold-500);
}

.playbook-card.advanced {
  border-top: 4px solid var(--color-primary-600);
}

.playbook-card h3 {
  margin-top: 0;
  font-size: 1rem;
  margin-bottom: var(--space-3);
}

.playbook-card p {
  font-size: 0.875rem;
  margin-bottom: 0;
}

/* ============================================
   V2 COMPONENTS - Profiles Section
   ============================================ */
.profiles-section {
  margin: var(--space-8) 0;
}

.profiles-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .profiles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .profiles-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.profile-card {
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-fast);
}

.profile-card:hover {
  border-color: var(--color-pink-300);
  box-shadow: var(--shadow-md);
}

.profile-title {
  font-weight: 700;
  color: var(--color-primary-700);
  margin-top: 0;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--color-gold-300);
  font-size: 1rem;
}

.profile-needs {
  margin-bottom: var(--space-3);
}

.profile-needs strong {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-gray-600);
  letter-spacing: 0.05em;
}

.profile-needs ul {
  margin-top: var(--space-2);
  padding-left: var(--space-4);
  margin-bottom: 0;
}

.profile-needs li {
  font-size: 0.875rem;
  margin-bottom: var(--space-1);
}

.profile-pitfall {
  font-size: 0.8125rem;
  color: var(--color-pink-700);
  background: var(--color-pink-50);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
}

.profile-move {
  font-size: 0.8125rem;
  color: var(--color-green-700);
  background: var(--color-green-50);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  margin-bottom: 0;
}

/* ============================================
   V2 COMPONENTS - Learning Styles Section
   ============================================ */
.learning-styles-section {
  margin: var(--space-8) 0;
}

.learning-styles-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .learning-styles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .learning-styles-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.learning-style-card {
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  transition: all var(--transition-fast);
}

.learning-style-card:hover {
  box-shadow: var(--shadow-md);
}

.learning-style-card h3 {
  margin-top: 0;
  font-size: 0.875rem;
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.learning-style-card.visual { border-top: 3px solid var(--color-primary-500); }
.learning-style-card.visual h3 { color: var(--color-primary-600); }

.learning-style-card.auditory { border-top: 3px solid var(--color-gold-500); }
.learning-style-card.auditory h3 { color: var(--color-gold-600); }

.learning-style-card.kinesthetic { border-top: 3px solid var(--color-green-500); }
.learning-style-card.kinesthetic h3 { color: var(--color-green-600); }

.learning-style-card.logical { border-top: 3px solid var(--color-gray-600); }
.learning-style-card.logical h3 { color: var(--color-gray-700); }

.learning-style-card.emotional { border-top: 3px solid var(--color-pink-500); }
.learning-style-card.emotional h3 { color: var(--color-pink-600); }

.learning-style-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.learning-style-card li {
  font-size: 0.75rem;
  color: var(--color-gray-600);
  margin-bottom: var(--space-1);
  padding-left: var(--space-3);
  position: relative;
}

.learning-style-card li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-gray-400);
}

/* ============================================
   V2 COMPONENTS - Studies Section
   ============================================ */
.studies-section {
  margin: var(--space-8) 0;
}

.studies-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .studies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.study-card {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  border-left: 4px solid var(--color-primary-500);
}

.study-claim {
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
  font-size: 0.9375rem;
}

.study-evidence {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  margin-bottom: var(--space-3);
}

.study-meta {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.study-type {
  background: var(--color-primary-100);
  color: var(--color-primary-700);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
}

.study-year {
  background: var(--color-gray-200);
  color: var(--color-gray-700);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 600;
}

.study-source {
  font-size: 0.75rem;
  color: var(--color-primary-600);
  font-weight: 500;
}

/* ============================================
   V2 COMPONENTS - Spiritual Section
   ============================================ */
.spiritual-section {
  background: linear-gradient(135deg, var(--color-gold-50), white);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  margin: var(--space-8) 0;
  border: 1px solid var(--color-gold-200);
}

.spiritual-section p {
  margin-bottom: 0;
  font-style: italic;
  color: var(--color-gray-700);
}

/* ============================================
   V2 COMPONENTS - Stories Section
   ============================================ */
.stories-section {
  margin: var(--space-8) 0;
}

.stories-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .stories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.story-card {
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-fast);
}

.story-card:hover {
  border-color: var(--color-gold-300);
  box-shadow: var(--shadow-md);
}

.story-title {
  font-weight: 700;
  color: var(--color-primary-700);
  margin-top: 0;
  margin-bottom: var(--space-3);
  font-size: 1rem;
}

.story-setup, .story-turning, .story-result, .story-takeaway {
  font-size: 0.875rem;
  margin-bottom: var(--space-2);
}

.story-setup strong, .story-turning strong, .story-result strong, .story-takeaway strong {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.story-setup { color: var(--color-gray-600); }
.story-turning strong { color: var(--color-gold-600); }
.story-result strong { color: var(--color-green-600); }
.story-takeaway {
  background: var(--color-primary-50);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  margin-bottom: 0;
}
.story-takeaway strong { color: var(--color-primary-700); }

/* ============================================
   V2 COMPONENTS - Microhabit Section
   ============================================ */
.microhabit-section {
  margin: var(--space-8) 0;
}

.microhabit-card {
  background: linear-gradient(135deg, var(--color-green-50), white);
  border: 2px solid var(--color-green-200);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
}

@media (min-width: 640px) {
  .microhabit-card {
    padding: var(--space-6);
  }
}

.microhabit-name {
  font-weight: 700;
  color: var(--color-green-700);
  margin-top: 0;
  margin-bottom: var(--space-4);
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.microhabit-name::before {
  content: '🎯';
  font-size: 1.25rem;
}

.microhabit-details p {
  font-size: 0.9375rem;
  margin-bottom: var(--space-2);
}

.microhabit-details strong {
  color: var(--color-gray-700);
  min-width: 80px;
  display: inline-block;
}

.microhabit-tracking {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-green-200);
}

.microhabit-tracking strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-600);
  margin-bottom: var(--space-2);
}

.tracking-tag {
  display: inline-block;
  background: white;
  color: var(--color-green-700);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  margin-right: var(--space-2);
  margin-bottom: var(--space-1);
  border: 1px solid var(--color-green-200);
}

/* ============================================
   V2 COMPONENTS - Micro Habit with App Links
   ============================================ */
.micro-habit-card {
  background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-gold-50) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  margin: var(--space-6) 0;
  border: 2px solid var(--color-primary-200);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.1);
}

.micro-habit-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.micro-habit-icon {
  font-size: 2rem;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.micro-habit-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-800);
  margin: 0;
}

.micro-habit-content {
  margin-bottom: var(--space-4);
}

.micro-habit-action {
  font-size: 1.1rem;
  color: var(--color-gray-800);
  margin-bottom: var(--space-2);
  line-height: 1.6;
}

.micro-habit-action strong {
  color: var(--color-primary-700);
}

.micro-habit-why-section {
  padding: var(--space-4);
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.micro-habit-why {
  font-size: 1.125rem;
  color: var(--color-gray-900);
  line-height: 1.8;
  margin: 0;
  font-weight: 800;
  border-left: 4px solid var(--color-primary-600);
  padding-left: var(--space-4);
}

.micro-habit-steps {
  margin-bottom: var(--space-4);
}

.micro-habit-steps h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-gray-800);
  margin-bottom: var(--space-3);
}

.micro-habit-steps ol {
  padding-left: var(--space-5);
  margin: 0;
}

.micro-habit-steps li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.micro-habit-app-bridge {
  background: var(--color-primary-50);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  border: 1px solid var(--color-primary-200);
}

.app-bridge-text {
  font-size: 1rem;
  color: var(--color-primary-700);
  margin-bottom: var(--space-4);
  font-weight: 700;
  line-height: 1.6;
}

.app-download-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 480px) {
  .app-download-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

.app-download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.app-download-btn.ios {
  background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
  color: white;
}

.app-download-btn.ios:hover {
  background: linear-gradient(135deg, #333 0%, #555 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.app-download-btn.android {
  background: linear-gradient(135deg, var(--color-green-600) 0%, var(--color-green-500) 100%);
  color: white;
}

.app-download-btn.android:hover {
  background: linear-gradient(135deg, var(--color-green-500) 0%, var(--color-green-400) 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}

.app-icon {
  font-size: 1.25rem;
}

/* ============================================
   Atomic Habits Section (micro_habit)
   ============================================ */
.atomic-habits-section {
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
  border: 1px solid var(--color-gray-200);
}

.atomic-habits-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: var(--space-3);
}

.atomic-habits-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.atomic-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  background: white;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary-400);
}

.atomic-step.fallback {
  border-left-color: var(--color-orange-400);
  background: var(--color-orange-50);
}

.atomic-step-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.atomic-step strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-600);
  margin-bottom: var(--space-1);
}

.atomic-step span {
  color: var(--color-gray-800);
  font-size: 0.9375rem;
}

/* ============================================
   External Sources Section
   ============================================ */
/* External sources inline */
.external-sources-inline {
  margin: var(--space-4) 0;
  padding: var(--space-3);
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

.external-ref {
  color: var(--color-primary-600);
  font-weight: 500;
}

.external-ref:hover {
  color: var(--color-primary-800);
}

/* ============================================
   V2 COMPONENTS - Quiz Section
   ============================================ */
.quiz-section {
  margin: var(--space-8) 0;
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
}

@media (min-width: 640px) {
  .quiz-section {
    padding: var(--space-6);
  }
}

.quiz-intro {
  margin-bottom: var(--space-4);
}

.quiz-intro p {
  color: var(--color-gray-600);
  margin-bottom: 0;
}

.quiz-questions {
  display: grid;
  gap: var(--space-4);
}

.quiz-question {
  background: white;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.question-text {
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--space-3);
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.quiz-options label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-gray-50);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.875rem;
}

.quiz-options label:hover {
  background: var(--color-primary-50);
}

.quiz-options input[type="radio"] {
  accent-color: var(--color-primary-600);
}

/* ============================================
   V2 COMPONENTS - Medical Disclaimer
   ============================================ */
.medical-disclaimer {
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-style: italic;
  display: inline-block;
}

/* ============================================
   V2 COMPONENTS - Content Sections
   ============================================ */
.content-section {
  margin-bottom: var(--space-8);
}

.content-section h2 {
  margin-top: 0;
}

/* ============================================
   STICKY QUIZ SIDEBAR (v6)
   ============================================ */
.quiz-sidebar {
  display: none; /* Hidden on mobile */
}

@media (min-width: 1200px) {
  .quiz-sidebar {
    display: block;
    position: fixed;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 280px;
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--space-4);
    z-index: 100;
  }

  .quiz-sidebar-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-gray-200);
  }

  .quiz-sidebar-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.125rem;
  }

  .quiz-sidebar-title {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--color-gray-900);
    margin: 0;
  }

  .quiz-sidebar-subtitle {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    margin: 0;
  }

  .quiz-sidebar-progress {
    margin-bottom: var(--space-3);
  }

  .quiz-sidebar-progress-label {
    font-size: 0.75rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-1);
  }

  .quiz-sidebar-progress-bar {
    height: 6px;
    background: var(--color-gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
  }

  .quiz-sidebar-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-green-400), var(--color-green-500));
    border-radius: var(--radius-full);
    width: 0%;
    transition: width 0.3s ease;
  }

  .quiz-sidebar-benefits {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-4) 0;
  }

  .quiz-sidebar-benefits li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    font-size: 0.8125rem;
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
  }

  .quiz-sidebar-benefits li::before {
    content: '✓';
    color: var(--color-green-500);
    font-weight: 700;
    flex-shrink: 0;
  }

  .quiz-sidebar-mini {
    margin-bottom: var(--space-3);
  }

  .quiz-sidebar-mini-q {
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-gray-100);
  }

  .quiz-sidebar-mini-q:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
  }

  .quiz-sidebar-mini-q p {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gray-800);
    margin: 0 0 var(--space-2) 0;
    line-height: 1.4;
    cursor: help;
  }

  .quiz-sidebar-mini-opts {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }

  .quiz-sidebar-mini-opt {
    font-size: 0.6875rem;
    padding: 4px 10px;
    background: var(--color-gray-100);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-full);
    color: var(--color-gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
    max-width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .quiz-sidebar-mini-opt:hover {
    background: var(--color-green-100);
    border-color: var(--color-green-300);
    color: var(--color-green-700);
  }

  .quiz-sidebar-mini-opt.selected {
    background: var(--color-green-500);
    border-color: var(--color-green-500);
    color: white;
  }

  .quiz-sidebar-cta {
    display: block;
    width: 100%;
    background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
    color: white;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    font-weight: 700;
    font-size: 0.875rem;
    text-align: center;
    text-decoration: none;
    transition: all var(--transition-fast);
  }

  .quiz-sidebar-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
    color: white;
    border-bottom: none;
  }

  .quiz-sidebar-note {
    font-size: 0.6875rem;
    color: var(--color-gray-500);
    text-align: center;
    margin-top: var(--space-2);
  }
}

/* ============================================
   VIDEO EMBED (v6)
   ============================================ */
.video-embed-wrapper {
  max-width: 720px;
  margin: var(--space-6) auto;
  text-align: center;
}

.video-embed-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  background: var(--color-gray-100);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.video-embed-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-caption {
  margin-top: var(--space-3);
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

.video-fallback {
  margin-top: var(--space-2);
  font-size: 0.8125rem;
  color: var(--color-gray-500);
}

.video-fallback a {
  color: var(--color-primary-600);
  font-weight: 500;
}

.video-fallback a:hover {
  color: var(--color-primary-800);
}

/* ============================================
   QUIZ START BUTTON (v6 - Conversion focused)
   ============================================ */
.quiz-start-section {
  margin: var(--space-10) 0;
  padding: var(--space-8);
  background: linear-gradient(135deg, var(--color-green-50), var(--color-primary-50));
  border-radius: var(--radius-2xl);
  text-align: center;
  border: 2px solid var(--color-green-200);
}

.quiz-start-section h3 {
  margin-top: 0;
  margin-bottom: var(--space-4);
  color: var(--color-gray-900);
  font-size: 1.25rem;
}

@media (min-width: 640px) {
  .quiz-start-section h3 {
    font-size: 1.5rem;
  }
}

.quiz-start-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  background: linear-gradient(135deg, var(--color-green-500), var(--color-green-600));
  color: white;
  padding: var(--space-5) var(--space-8);
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 1.125rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 6px 20px 0 rgba(16, 185, 129, 0.4);
  min-width: 280px;
}

@media (min-width: 640px) {
  .quiz-start-button {
    font-size: 1.25rem;
    padding: var(--space-5) var(--space-10);
    min-width: 320px;
  }
}

.quiz-start-button:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 10px 30px 0 rgba(16, 185, 129, 0.5);
  border-bottom: none;
  color: white;
}

.quiz-start-button:active {
  transform: translateY(0) scale(0.98);
}

.quiz-start-note {
  margin-top: var(--space-4);
  font-size: 0.875rem;
  color: var(--color-gray-600);
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  body {
    background: white;
    color: black;
    font-size: 12pt;
  }

  .article-container {
    max-width: 100%;
    padding: 0;
    box-shadow: none;
  }

  a {
    color: black;
    text-decoration: underline;
  }

  .app-cta-section,
  .related-articles,
  .quiz-cta-button {
    display: none;
  }
}

/* ============================================
   HEADER & NAVIGATION (from main site)
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.header .nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 24px;
}

.header .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-gray-900);
  text-decoration: none;
}

.header .logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.header .logo .logo-icon {
  font-size: 1.5rem;
}

.header .nav-links,
.header ul.nav-links {
  display: flex !important;
  flex-direction: row !important;
  gap: 24px;
  list-style: none !important;
  margin: 0;
  padding: 0;
}

.header .nav-links li {
  list-style: none !important;
  margin: 0;
  padding: 0;
}

.header .nav-links a {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-gray-600);
  text-decoration: none;
  transition: color 0.2s ease;
}

.header .nav-links a:hover {
  color: var(--color-primary-600);
}

.header .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.header .btn-primary {
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
  color: white;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.header .btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.header .mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.header .mobile-menu-btn span {
  width: 22px;
  height: 2px;
  background: var(--color-gray-700);
  transition: all 0.3s ease;
}

/* Adjust article container for fixed header */
.article-container {
  margin-top: 70px;
}

/* Mobile Navigation */
@media (max-width: 900px) {
  .header .nav-links,
  .header ul.nav-links {
    display: none !important;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column !important;
    background: white;
    padding: 20px;
    gap: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  }

  .header .nav-links.active,
  .header ul.nav-links.active {
    display: flex !important;
  }

  .header .mobile-menu-btn {
    display: flex;
  }

  .header .btn-primary {
    display: none;
  }
}

@media (max-width: 640px) {
  .header .nav {
    height: 60px;
    padding: 0 16px;
  }

  .header .logo {
    font-size: 1.1rem;
  }

  .header .logo img {
    width: 32px;
    height: 32px;
  }

  .article-container {
    margin-top: 60px;
  }
}