@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Playfair+Display:wght@600;700&display=swap');

:root {
  /* Colors */
  --color-primary: #2563eb;
  --color-primary-dark: #1e40af;
  --color-primary-light: #dbeafe;
  --color-accent: #f59e0b;
  --color-success: #10b981;
  --color-danger: #ef4444;
  --color-bg-dark: #0f172a;
  --color-bg-light: #f8fafc;
  --color-bg-white: #ffffff;
  --color-text-dark: #1e293b;
  --color-text-light: #64748b;
  --color-text-muted: #94a3b8;
  --color-border: #e2e8f0;
  --color-border-dark: #334155;

  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-display: 'Playfair Display', serif;

  /* Font Sizes */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.15);

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

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Icon Sizes */
  --icon-sm: 1.25rem;
  --icon-md: 1.75rem;
  --icon-lg: 2.5rem;
  --icon-xl: 3.5rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  letter-spacing: 0.3px;
}

.container {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--spacing-xl);
  }
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

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

@media (min-width: 768px) {
  h1 {
    font-size: var(--font-size-4xl);
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: var(--font-size-5xl);
  }
}

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

@media (min-width: 768px) {
  h2 {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  h2 {
    font-size: var(--font-size-4xl);
  }
}

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

@media (min-width: 768px) {
  h3 {
    font-size: var(--font-size-2xl);
  }
}

@media (min-width: 1024px) {
  h3 {
    font-size: var(--font-size-2xl);
  }
}

h4 {
  font-size: var(--font-size-lg);
}

@media (min-width: 768px) {
  h4 {
    font-size: var(--font-size-xl);
  }
}

p {
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.75rem 1.5rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  font-family: var(--font-primary);
}

@media (min-width: 768px) {
  .btn {
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
  }
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-border);
  border-color: var(--color-text-dark);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-xs);
}

/* Lists */
ul, ol {
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

li {
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

/* Icons */
.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-sm {
  width: var(--icon-sm);
  height: var(--icon-sm);
  font-size: var(--icon-sm);
}

.icon-md {
  width: var(--icon-md);
  height: var(--icon-md);
  font-size: var(--icon-md);
}

.icon-lg {
  width: var(--icon-lg);
  height: var(--icon-lg);
  font-size: var(--icon-lg);
}

.icon-xl {
  width: var(--icon-xl);
  height: var(--icon-xl);
  font-size: var(--icon-xl);
}

/* Cards */
.card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

@media (min-width: 768px) {
  .card {
    padding: 2rem;
    gap: 1.5rem;
  }
}

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

.card-icon {
  width: var(--icon-xl);
  height: var(--icon-xl);
  background-color: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: var(--icon-lg);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .card-title {
    font-size: var(--font-size-xl);
  }
}

.card-text {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  line-height: 1.8;
}

/* Grid */
.grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .grid {
    gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .grid {
    gap: 2rem;
  }
}

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

.grid-cols-2 {
  grid-template-columns: 1fr;
}

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

@media (min-width: 1024px) {
  .grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid-cols-3 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* Flexbox */
.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

/* Spacing Utilities */
.gap-1 {
  gap: var(--spacing-sm);
}

.gap-2 {
  gap: var(--spacing-md);
}

.gap-3 {
  gap: var(--spacing-lg);
}

.mt-1 {
  margin-top: var(--spacing-sm);
}

.mt-2 {
  margin-top: var(--spacing-md);
}

.mt-3 {
  margin-top: var(--spacing-lg);
}

.mb-1 {
  margin-bottom: var(--spacing-sm);
}

.mb-2 {
  margin-bottom: var(--spacing-md);
}

.mb-3 {
  margin-bottom: var(--spacing-lg);
}

/* Text Utilities */
.text-center {
  text-align: center;
}

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

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

.font-bold {
  font-weight: 700;
}

.font-semibold {
  font-weight: 600;
}

.font-medium {
  font-weight: 500;
}

.text-muted {
  color: var(--color-text-muted);
}

.text-light {
  color: var(--color-text-light);
}

/* Sections Base */
section {
  overflow: hidden;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Divider */
.divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--spacing-lg) 0;
}

/* Highlight */
.highlight {
  color: var(--color-primary);
  font-weight: 600;
}

/* Form Styles */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.form-label {
  font-weight: 600;
  color: var(--color-text-dark);
  font-size: var(--font-size-sm);
}

.form-input,
.form-textarea {
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  transition: border-color var(--transition-base);
}

@media (min-width: 768px) {
  .form-input,
  .form-textarea {
    padding: 1rem;
  }
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

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

/* Focus Visible */
*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

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

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

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

.animate-slide-up {
  animation: slideInUp var(--transition-base) ease-in-out;
}

.animate-slide-down {
  animation: slideInDown var(--transition-base) ease-in-out;
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
/* Header Analytics Hub - Main Wrapper */
  .header-analytics-hub {
    background-color: var(--color-bg-white);
    border-bottom: 1px solid var(--color-border);
    position: relative;
    z-index: 100;
    box-shadow: var(--shadow-sm);
  }

  /* Container */
  .header-analytics-hub-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    gap: var(--spacing-md);
  }

  @media (min-width: 768px) {
    .header-analytics-hub-container {
      padding: 0 var(--spacing-lg);
      height: 80px;
    }
  }

  @media (min-width: 1024px) {
    .header-analytics-hub-container {
      padding: 0 var(--spacing-xl);
      height: 90px;
    }
  }

  /* Logo Section */
  .header-analytics-hub-logo {
    flex-shrink: 0;
  }

  .header-analytics-hub-brand {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-text-dark);
    transition: all var(--transition-base);
  }

  .header-analytics-hub-brand:hover {
    color: var(--color-primary);
    transform: translateY(-2px);
  }

  .header-analytics-hub-brand i {
    font-size: var(--icon-md);
    color: var(--color-primary);
  }

  @media (min-width: 768px) {
    .header-analytics-hub-brand {
      font-size: var(--font-size-xl);
    }

    .header-analytics-hub-brand i {
      font-size: var(--icon-lg);
    }
  }

  /* Desktop Navigation */
  .header-analytics-hub-desktop-nav {
    display: none;
    flex-direction: row;
    gap: var(--spacing-lg);
    flex-grow: 1;
    margin-left: var(--spacing-xl);
  }

  @media (min-width: 768px) {
    .header-analytics-hub-desktop-nav {
      display: flex;
    }
  }

  .header-analytics-hub-nav-link {
    font-size: var(--font-size-sm);
    color: var(--color-text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-base);
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    position: relative;
  }

  @media (min-width: 1024px) {
    .header-analytics-hub-nav-link {
      font-size: var(--font-size-base);
    }
  }

  .header-analytics-hub-nav-link:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
  }

  .header-analytics-hub-nav-link:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: var(--radius-sm);
  }

  /* CTA Button */
  .header-analytics-hub-cta-button {
    display: none;
    padding: 0.75rem 1.5rem;
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    flex-shrink: 0;
    border: none;
    cursor: pointer;
  }

  @media (min-width: 768px) {
    .header-analytics-hub-cta-button {
      display: inline-block;
    }
  }

  @media (min-width: 1024px) {
    .header-analytics-hub-cta-button {
      padding: 1rem 2rem;
      font-size: var(--font-size-base);
    }
  }

  .header-analytics-hub-cta-button:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
  }

  .header-analytics-hub-cta-button:focus {
    outline: 2px solid var(--color-primary-dark);
    outline-offset: 2px;
  }

  .header-analytics-hub-cta-button:active {
    transform: translateY(-1px);
  }

  /* Mobile Toggle Button */
  .header-analytics-hub-mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-right: -0.5rem;
    flex-shrink: 0;
  }

  @media (min-width: 768px) {
    .header-analytics-hub-mobile-toggle {
      display: none;
    }
  }

  .header-analytics-hub-mobile-toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--color-text-dark);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
  }

  .header-analytics-hub-mobile-toggle:hover span {
    background-color: var(--color-primary);
  }

  .header-analytics-hub-mobile-toggle:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: var(--radius-md);
  }

  /* Mobile Menu */
  .header-analytics-hub-mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-bg-white);
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    transition: all var(--transition-base);
    z-index: 99;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
  }

  @media (min-width: 768px) {
    .header-analytics-hub-mobile-menu {
      display: none;
    }
  }

  .header-analytics-hub-mobile-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
  }

  /* Mobile Menu Header */
  .header-analytics-hub-mobile-header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
  }

  .header-analytics-hub-mobile-header h2 {
    font-size: var(--font-size-2xl);
    color: var(--color-text-dark);
    margin: 0;
    font-weight: 700;
  }

  /* Mobile Close Button */
  .header-analytics-hub-mobile-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-right: -0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .header-analytics-hub-mobile-close i {
    font-size: var(--icon-lg);
    color: var(--color-text-dark);
    transition: all var(--transition-base);
  }

  .header-analytics-hub-mobile-close:hover i {
    color: var(--color-primary);
    transform: rotate(90deg);
  }

  .header-analytics-hub-mobile-close:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: var(--radius-md);
  }

  /* Mobile Links Container */
  .header-analytics-hub-mobile-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    flex-grow: 1;
    padding: var(--spacing-md) var(--spacing-sm);
  }

  /* Mobile Links */
  .header-analytics-hub-mobile-link {
    padding: var(--spacing-md) var(--spacing-sm);
    color: var(--color-text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-base);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
    display: block;
  }

  .header-analytics-hub-mobile-link:last-child {
    border-bottom: none;
  }

  .header-analytics-hub-mobile-link:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    padding-left: var(--spacing-lg);
  }

  .header-analytics-hub-mobile-link:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
  }

  /* Mobile CTA Button */
  .header-analytics-hub-mobile-cta {
    padding: var(--spacing-md) var(--spacing-sm);
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    font-size: var(--font-size-base);
    border-radius: 0;
    transition: all var(--transition-base);
    display: block;
    margin: var(--spacing-md) var(--spacing-sm) var(--spacing-sm);
    flex-shrink: 0;
  }

  .header-analytics-hub-mobile-cta:hover {
    background-color: var(--color-primary-dark);
  }

  .header-analytics-hub-mobile-cta:focus {
    outline: 2px solid var(--color-primary-dark);
    outline-offset: -2px;
  }

  .header-analytics-hub-mobile-cta:active {
    transform: scale(0.98);
  }

  /* Accessibility: Reduce motion */
  @media (prefers-reduced-motion: reduce) {
    .header-analytics-hub-brand,
    .header-analytics-hub-nav-link,
    .header-analytics-hub-cta-button,
    .header-analytics-hub-mobile-close i,
    .header-analytics-hub-mobile-menu,
    .header-analytics-hub-mobile-toggle span {
      transition: none;
    }
  }

    /* Analytics Hub Main Styles */
  .analytics-hub {
    width: 100%;
  }

  .analytics-hub section {
    overflow: hidden;
  }

  /* Hero Section */
  .analytics-hub .hero-section {
    background-color: var(--color-bg-dark);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .hero-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .hero-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
  }

  @media (min-width: 1024px) {
    .analytics-hub .hero-content {
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
    }
  }

  .analytics-hub .hero-text h1 {
    color: #ffffff;
    font-size: 2.25rem;
    margin-bottom: 1rem;
    line-height: 1.2;
  }

  @media (min-width: 768px) {
    .analytics-hub .hero-text h1 {
      font-size: 3rem;
      margin-bottom: 1.5rem;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .hero-text h1 {
      font-size: 3.5rem;
    }
  }

  .analytics-hub .hero-subtitle {
    color: #e0e0e0;
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .hero-subtitle {
      font-size: 1.125rem;
      margin-bottom: 2.5rem;
    }
  }

  .analytics-hub .hero-ctas {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .hero-ctas {
      flex-direction: row;
      gap: 1.5rem;
    }
  }

  .analytics-hub .hero-image-wrapper {
    width: 100%;
    height: 300px;
  }

  @media (min-width: 768px) {
    .analytics-hub .hero-image-wrapper {
      height: 350px;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .hero-image-wrapper {
      height: 400px;
    }
  }

  .analytics-hub .hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
  }

  /* Featured Posts Section */
  .analytics-hub .featured-section {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .featured-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .featured-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .featured-header {
    text-align: center;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .featured-header {
      margin-bottom: 4rem;
    }
  }

  .analytics-hub .featured-header h2 {
    color: var(--color-text-dark);
    margin-bottom: 1rem;
  }

  .analytics-hub .featured-header p {
    color: var(--color-text-light);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
  }

  .analytics-hub .posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .posts-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 2.5rem;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .posts-grid {
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
      margin-bottom: 3rem;
    }
  }

  .analytics-hub .post-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
    height: 100%;
  }

  .analytics-hub .post-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
  }

  .analytics-hub .post-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
  }

  .analytics-hub .post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
  }

  .analytics-hub .post-card:hover .post-image img {
    transform: scale(1.05);
  }

  .analytics-hub .post-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
  }

  @media (min-width: 768px) {
    .analytics-hub .post-body {
      padding: 2rem;
    }
  }

  .analytics-hub .post-body h3 {
    color: var(--color-text-dark);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    line-height: 1.3;
  }

  @media (min-width: 768px) {
    .analytics-hub .post-body h3 {
      font-size: 1.375rem;
    }
  }

  .analytics-hub .post-body p {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.8;
    margin-bottom: auto;
    margin-top: 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .post-body p {
      font-size: 0.9375rem;
    }
  }

  .analytics-hub .post-link {
    color: var(--color-primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    transition: all var(--transition-base);
    width: fit-content;
  }

  .analytics-hub .post-link:hover {
    color: var(--color-primary-dark);
    gap: 0.75rem;
  }

  .analytics-hub .featured-footer {
    text-align: center;
  }

  /* Why Analytics Section */
  .analytics-hub .why-section {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .why-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .why-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .why-header {
    text-align: center;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .why-header {
      margin-bottom: 4rem;
    }
  }

  .analytics-hub .why-header h2 {
    color: var(--color-text-dark);
    margin-bottom: 1rem;
  }

  .analytics-hub .why-header p {
    color: var(--color-text-light);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
  }

  .analytics-hub .why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .why-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .why-grid {
      grid-template-columns: repeat(3, 1fr);
      gap: 2.5rem;
    }
  }

  .analytics-hub .why-card {
    background-color: var(--color-bg-light);
    padding: 2rem;
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: all var(--transition-base);
    border-left: 4px solid var(--color-primary);
  }

  @media (min-width: 768px) {
    .analytics-hub .why-card {
      padding: 2.5rem;
      gap: 1.5rem;
    }
  }

  .analytics-hub .why-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
  }

  .analytics-hub .why-icon {
    width: 50px;
    height: 50px;
    background-color: var(--color-primary-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.5rem;
  }

  .analytics-hub .why-card h4 {
    color: var(--color-text-dark);
    font-size: 1.25rem;
    margin: 0;
  }

  .analytics-hub .why-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.8;
    margin: 0;
  }

  /* How It Works Section */
  .analytics-hub .how-section {
    background-color: var(--color-primary);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .how-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .how-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .how-content h2 {
    color: #ffffff;
    text-align: center;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .how-content h2 {
      margin-bottom: 4rem;
    }
  }

  .analytics-hub .steps-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .steps-container {
      grid-template-columns: repeat(2, 1fr);
      gap: 2.5rem;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .steps-container {
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
  }

  .analytics-hub .step {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transition: all var(--transition-base);
  }

  @media (min-width: 768px) {
    .analytics-hub .step {
      padding: 2.5rem;
    }
  }

  .analytics-hub .step:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-4px);
  }

  .analytics-hub .step-number {
    color: rgba(255, 255, 255, 0.3);
    font-size: 3rem;
    font-weight: 700;
    font-family: var(--font-display);
  }

  .analytics-hub .step-body h4 {
    color: #ffffff;
    font-size: 1.25rem;
    margin: 0;
  }

  .analytics-hub .step-body p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
    line-height: 1.8;
    margin: 0;
  }

  /* Key Concepts Section */
  .analytics-hub .concepts-section {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .concepts-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .concepts-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .concepts-header {
    text-align: center;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .concepts-header {
      margin-bottom: 4rem;
    }
  }

  .analytics-hub .concepts-header h2 {
    color: var(--color-text-dark);
    margin-bottom: 1rem;
  }

  .analytics-hub .concepts-header p {
    color: var(--color-text-light);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
  }

  .analytics-hub .concepts-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .concepts-list {
      grid-template-columns: repeat(2, 1fr);
      gap: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .concepts-list {
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
  }

  .analytics-hub .concept-item {
    background-color: var(--color-bg-white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: all var(--transition-base);
  }

  @media (min-width: 768px) {
    .analytics-hub .concept-item {
      padding: 2.5rem;
      gap: 1.5rem;
    }
  }

  .analytics-hub .concept-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
  }

  .analytics-hub .concept-title {
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .analytics-hub .concept-title i {
    color: var(--color-primary);
    font-size: 1.5rem;
  }

  .analytics-hub .concept-title h4 {
    color: var(--color-text-dark);
    font-size: 1.125rem;
    margin: 0;
  }

  .analytics-hub .concept-item p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.8;
    margin: 0;
  }

  /* About Section */
  .analytics-hub .about-section {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .about-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .about-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
  }

  @media (min-width: 1024px) {
    .analytics-hub .about-content {
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
    }
  }

  .analytics-hub .about-text h2 {
    color: var(--color-text-dark);
    margin-bottom: 1.5rem;
  }

  .analytics-hub .about-text > p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
  }

  .analytics-hub .about-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
  }

  .analytics-hub .about-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--color-text-dark);
    font-size: 1rem;
  }

  .analytics-hub .about-item i {
    color: var(--color-success);
    font-size: 1.25rem;
    flex-shrink: 0;
  }

  .analytics-hub .about-highlight {
    background-color: var(--color-primary-light);
    padding: 1.5rem;
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-lg);
    color: var(--color-primary-dark);
    font-weight: 500;
    margin-bottom: 0;
  }

  .analytics-hub .about-image {
    width: 100%;
    height: 300px;
  }

  @media (min-width: 768px) {
    .analytics-hub .about-image {
      height: 350px;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .about-image {
      height: 400px;
    }
  }

  .analytics-hub .about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
  }

  /* FAQ Section */
  .analytics-hub .faq-section {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .faq-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .faq-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .faq-content h2 {
    color: var(--color-text-dark);
    text-align: center;
    margin-bottom: 1rem;
  }

  .analytics-hub .faq-content > p {
    color: var(--color-text-light);
    text-align: center;
    font-size: 1.125rem;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .faq-content > p {
      margin-bottom: 4rem;
    }
  }

  .analytics-hub .faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .faq-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .faq-grid {
      gap: 2.5rem;
    }
  }

  .analytics-hub .faq-item {
    background-color: var(--color-bg-white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
  }

  @media (min-width: 768px) {
    .analytics-hub .faq-item {
      padding: 2rem;
    }
  }

  .analytics-hub .faq-item:hover {
    box-shadow: var(--shadow-md);
  }

  .analytics-hub .faq-item h4 {
    color: var(--color-text-dark);
    font-size: 1.125rem;
    margin-bottom: 1rem;
  }

  .analytics-hub .faq-item p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.8;
    margin: 0;
  }

  /* CTA Section */
  .analytics-hub .cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 3rem 0;
    text-align: center;
  }

  @media (min-width: 768px) {
    .analytics-hub .cta-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .cta-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .cta-content h2 {
    color: #ffffff;
    margin-bottom: 1rem;
  }

  .analytics-hub .cta-content > p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

  @media (min-width: 768px) {
    .analytics-hub .cta-content > p {
      margin-bottom: 3rem;
    }
  }

  .analytics-hub .cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: center;
  }

  @media (min-width: 768px) {
    .analytics-hub .cta-buttons {
      flex-direction: row;
      gap: 1.5rem;
      justify-content: center;
      margin-bottom: 2.5rem;
    }
  }

  .analytics-hub .btn-large {
    padding: 1rem 2.5rem;
    font-size: 1rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .btn-large {
      padding: 1.25rem 3rem;
      font-size: 1.0625rem;
    }
  }

  .analytics-hub .cta-subtext {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
    margin: 0;
  }

  /* Contact Section */
  .analytics-hub .contact-section {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
  }

  @media (min-width: 768px) {
    .analytics-hub .contact-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .analytics-hub .contact-section {
      padding: 6rem 0;
    }
  }

  .analytics-hub .contact-header {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

  @media (min-width: 768px) {
    .analytics-hub .contact-header {
      margin-bottom: 4rem;
    }
  }

  .analytics-hub .contact-header h2 {
    color: var(--color-text-dark);
    margin-bottom: 1rem;
  }

  .analytics-hub .contact-header p {
    color: var(--color-text-light);
    font-size: 1.125rem;
    line-height: 1.8;
  }

  .analytics-hub .contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-bg-light);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
  }

  @media (min-width: 768px) {
    .analytics-hub .contact-form {
      padding: 3rem;
    }
  }

  .analytics-hub .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  @media (min-width: 768px) {
    .analytics-hub .form-group {
      margin-bottom: 2rem;
    }
  }

  .analytics-hub .form-label {
    color: var(--color-text-dark);
    font-weight: 600;
    font-size: 0.9375rem;
  }

  .analytics-hub .form-input,
  .analytics-hub .form-textarea {
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    color: var(--color-text-dark);
    background-color: var(--color-bg-white);
    transition: all var(--transition-base);
  }

  @media (min-width: 768px) {
    .analytics-hub .form-input,
    .analytics-hub .form-textarea {
      padding: 1rem;
      font-size: 1rem;
    }
  }

  .analytics-hub .form-input:focus,
  .analytics-hub .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
  }

  .analytics-hub .form-textarea {
    resize: vertical;
    min-height: 120px;
  }

  .analytics-hub .form-privacy {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 2rem;
  }

  .analytics-hub .form-privacy input {
    margin-top: 0.25rem;
    cursor: pointer;
  }

  .analytics-hub .privacy-text {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.6;
  }

  .analytics-hub .privacy-text a {
    color: var(--color-primary);
    font-weight: 600;
    transition: color var(--transition-base);
  }

  .analytics-hub .privacy-text a:hover {
    color: var(--color-primary-dark);
  }

  .analytics-hub .btn-submit {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
  }

  @media (min-width: 768px) {
    .analytics-hub .btn-submit {
      padding: 1.125rem;
    }
  }

  /* Cookie Banner */
  .cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-bg-dark);
    border-top: 1px solid var(--color-border-dark);
    padding: 1.5rem;
    z-index: 1000;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    justify-content: center;
  }

  @media (min-width: 768px) {
    .cookie-banner {
      padding: 2rem;
    }
  }

  .cookie-content {
    max-width: 1440px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }

  @media (min-width: 768px) {
    .cookie-content {
      flex-direction: row;
      gap: 2rem;
      justify-content: space-between;
      align-items: center;
    }
  }

  .cookie-text {
    flex: 1;
  }

  .cookie-text p {
    color: #e0e0e0;
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
  }

  @media (min-width: 768px) {
    .cookie-text p {
      font-size: 0.9375rem;
    }
  }

  .cookie-text a {
    color: var(--color-primary);
    font-weight: 600;
    transition: color var(--transition-base);
  }

  .cookie-text a:hover {
    color: var(--color-primary-light);
  }

  .cookie-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
  }

  @media (min-width: 768px) {
    .cookie-actions {
      flex-direction: row;
      gap: 1rem;
      width: auto;
      flex-shrink: 0;
    }
  }

  .analytics-hub .cookie-banner .btn-small {
    padding: 0.625rem 1.25rem;
    font-size: 0.8125rem;
    width: 100%;
  }

  @media (min-width: 768px) {
    .analytics-hub .cookie-banner .btn-small {
      width: auto;
      padding: 0.75rem 1.5rem;
      font-size: 0.875rem;
    }
  }

  .cookie-banner.hidden {
    display: none;
  }

    .footer {
    background-color: var(--color-bg-dark);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .footer {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .footer {
      padding: 6rem 0;
    }
  }

  .footer .container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 1rem;
  }

  @media (min-width: 768px) {
    .footer .container {
      padding: 0 1.5rem;
    }
  }

  .footer-content {
    display: block;
  }

  /* About Section */
  .footer-about {
    display: block;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .footer-about {
      margin-bottom: 4rem;
    }
  }

  .footer-about-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
  }

  @media (min-width: 768px) {
    .footer-about-title {
      font-size: 1.875rem;
    }
  }

  .footer-about-text {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    color: #d1d5db;
    line-height: 1.7;
    max-width: 500px;
  }

  @media (min-width: 768px) {
    .footer-about-text {
      font-size: 1rem;
    }
  }

  /* Navigation Section */
  .footer-nav {
    display: block;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .footer-nav {
      margin-bottom: 4rem;
    }
  }

  .footer-nav-title {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: #f8fafc;
    margin-bottom: 1.5rem;
    line-height: 1.2;
  }

  @media (min-width: 768px) {
    .footer-nav-title {
      font-size: 1.25rem;
    }
  }

  .footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .footer-nav-list {
      gap: 1.25rem;
    }
  }

  .footer-link {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    color: #cbd5e1;
    text-decoration: none;
    transition: all var(--transition-base);
    display: inline-block;
    border-bottom: 2px solid transparent;
  }

  @media (min-width: 768px) {
    .footer-link {
      font-size: 1rem;
    }
  }

  .footer-link:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    transform: translateX(4px);
  }

  .footer-link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: 2px;
  }

  /* Legal Section */
  .footer-legal {
    display: block;
    margin-bottom: 3rem;
  }

  @media (min-width: 768px) {
    .footer-legal {
      margin-bottom: 4rem;
      padding-top: 2rem;
      border-top: 1px solid var(--color-border-dark);
    }
  }

  .footer-legal-title {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: #f8fafc;
    margin-bottom: 1.5rem;
    line-height: 1.2;
  }

  @media (min-width: 768px) {
    .footer-legal-title {
      font-size: 1.25rem;
    }
  }

  .footer-legal-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .footer-legal-list {
      display: flex;
      flex-direction: row;
      flex-wrap: wrap;
      gap: 2rem;
    }
  }

  .footer-legal-link {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    color: #cbd5e1;
    text-decoration: none;
    transition: all var(--transition-base);
    display: inline-block;
    position: relative;
  }

  @media (min-width: 768px) {
    .footer-legal-link {
      font-size: 0.875rem;
    }
  }

  .footer-legal-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
  }

  .footer-legal-link:hover {
    color: var(--color-accent);
  }

  .footer-legal-link:hover::after {
    width: 100%;
  }

  .footer-legal-link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
    border-radius: 2px;
  }

  /* Copyright Section */
  .footer-copyright {
    display: block;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border-dark);
    text-align: center;
  }

  @media (min-width: 768px) {
    .footer-copyright {
      padding-top: 3rem;
    }
  }

  .footer-copyright-text {
    font-family: var(--font-primary);
    font-size: 0.75rem;
    color: #64748b;
    line-height: 1.6;
  }

  @media (min-width: 768px) {
    .footer-copyright-text {
      font-size: 0.875rem;
    }
  }

  /* Accessibility */
  @media (prefers-reduced-motion: reduce) {
    .footer-link,
    .footer-legal-link {
      transition: none;
    }

    .footer-link:hover {
      transform: none;
    }

    .footer-legal-link::after {
      transition: none;
    }
  }
    

/* Category Page Styles */
/* ============================================
   MARKETING ANALYTICS INTRO - CATEGORY PAGE
   ============================================ */

/* Hero Section */
.category-page-marketing-analytics-intro .category-hero-marketing-analytics-intro {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .category-hero-marketing-analytics-intro {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .category-hero-marketing-analytics-intro {
    padding: 6rem 0;
  }
}

.category-page-marketing-analytics-intro .hero-content-marketing-analytics-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .hero-content-marketing-analytics-intro {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.category-page-marketing-analytics-intro .hero-text-marketing-analytics-intro h1 {
  color: #ffffff;
  font-size: 2rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .hero-text-marketing-analytics-intro h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .hero-text-marketing-analytics-intro h1 {
    font-size: 3.5rem;
  }
}

.category-page-marketing-analytics-intro .hero-text-marketing-analytics-intro p {
  color: #e0e0e0;
  font-size: 0.875rem;
  line-height: 1.8;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .hero-text-marketing-analytics-intro p {
    font-size: 1rem;
  }
}

.category-page-marketing-analytics-intro .hero-visual-marketing-analytics-intro {
  display: none;
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .hero-visual-marketing-analytics-intro {
    display: block;
  }
}

.category-page-marketing-analytics-intro .hero-image-marketing-analytics-intro {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  border-radius: 1rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* Posts Grid Section */
.category-page-marketing-analytics-intro .posts-grid-section-marketing-analytics-intro {
  background-color: #f8fafc;
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .posts-grid-section-marketing-analytics-intro {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .posts-grid-section-marketing-analytics-intro {
    padding: 6rem 0;
  }
}

.category-page-marketing-analytics-intro .posts-grid-marketing-analytics-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .posts-grid-marketing-analytics-intro {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .posts-grid-marketing-analytics-intro {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
}

/* Card Styling */
.category-page-marketing-analytics-intro .card-marketing-analytics-intro {
  background-color: #ffffff;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
  transition: all 0.3s ease-in-out;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.category-page-marketing-analytics-intro .card-marketing-analytics-intro:hover {
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
  transform: translateY(-6px);
}

.category-page-marketing-analytics-intro .card-image-marketing-analytics-intro {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.category-page-marketing-analytics-intro .card-marketing-analytics-intro h3 {
  color: #1e293b;
  font-size: 1.125rem;
  padding: 1.5rem 1.5rem 0.5rem;
  line-height: 1.3;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .card-marketing-analytics-intro h3 {
    font-size: 1.25rem;
    padding: 1.75rem 1.75rem 0.5rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .card-marketing-analytics-intro h3 {
    font-size: 1.25rem;
    padding: 2rem 2rem 0.75rem;
  }
}

.category-page-marketing-analytics-intro .card-marketing-analytics-intro p {
  color: #64748b;
  font-size: 0.875rem;
  padding: 0 1.5rem 1.5rem;
  margin-bottom: 0;
  flex-grow: 1;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .card-marketing-analytics-intro p {
    font-size: 0.875rem;
    padding: 0 1.75rem 1.5rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .card-marketing-analytics-intro p {
    font-size: 0.875rem;
    padding: 0 2rem 1.5rem;
  }
}

.category-page-marketing-analytics-intro .card-link-marketing-analytics-intro {
  color: #2563eb;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0 1.5rem 1.5rem;
  text-decoration: none;
  transition: color 0.3s ease;
  display: inline-block;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .card-link-marketing-analytics-intro {
    padding: 0 1.75rem 1.5rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .card-link-marketing-analytics-intro {
    padding: 0 2rem 1.5rem;
  }
}

.category-page-marketing-analytics-intro .card-link-marketing-analytics-intro:hover {
  color: #1e40af;
  text-decoration: underline;
}

/* Additional Section 1 */
.category-page-marketing-analytics-intro .additional-section-1-marketing-analytics-intro {
  background-color: #ffffff;
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .additional-section-1-marketing-analytics-intro {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .additional-section-1-marketing-analytics-intro {
    padding: 6rem 0;
  }
}

.category-page-marketing-analytics-intro .additional-content-1-marketing-analytics-intro h2 {
  color: #1e293b;
  font-size: 1.875rem;
  margin-bottom: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .additional-content-1-marketing-analytics-intro h2 {
    font-size: 2rem;
    margin-bottom: 3rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .additional-content-1-marketing-analytics-intro h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
  }
}

.category-page-marketing-analytics-intro .tips-list-marketing-analytics-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .tips-list-marketing-analytics-intro {
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .tips-list-marketing-analytics-intro {
    gap: 2.5rem;
  }
}

.category-page-marketing-analytics-intro .tip-item-marketing-analytics-intro {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .tip-item-marketing-analytics-intro {
    gap: 1.5rem;
  }
}

.category-page-marketing-analytics-intro .tip-icon-marketing-analytics-intro {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  background-color: #dbeafe;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #2563eb;
  font-size: 1.5rem;
}

.category-page-marketing-analytics-intro .tip-text-marketing-analytics-intro h4 {
  color: #1e293b;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .tip-text-marketing-analytics-intro h4 {
    font-size: 1.125rem;
  }
}

.category-page-marketing-analytics-intro .tip-text-marketing-analytics-intro p {
  color: #64748b;
  font-size: 0.875rem;
  margin-bottom: 0;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .tip-text-marketing-analytics-intro p {
    font-size: 0.875rem;
  }
}

/* Additional Section 2 */
.category-page-marketing-analytics-intro .additional-section-2-marketing-analytics-intro {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .additional-section-2-marketing-analytics-intro {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .additional-section-2-marketing-analytics-intro {
    padding: 6rem 0;
  }
}

.category-page-marketing-analytics-intro .additional-content-2-marketing-analytics-intro h2 {
  color: #0c4a6e;
  font-size: 1.875rem;
  margin-bottom: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .additional-content-2-marketing-analytics-intro h2 {
    font-size: 2rem;
    margin-bottom: 3rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .additional-content-2-marketing-analytics-intro h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
  }
}

.category-page-marketing-analytics-intro .definitions-grid-marketing-analytics-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .definitions-grid-marketing-analytics-intro {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .category-page-marketing-analytics-intro .definitions-grid-marketing-analytics-intro {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
}

.category-page-marketing-analytics-intro .definition-item-marketing-analytics-intro {
  background-color: #ffffff;
  padding: 1.5rem;
  border-radius: 0.75rem;
  border-left: 4px solid #2563eb;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .definition-item-marketing-analytics-intro {
    padding: 2rem;
  }
}

.category-page-marketing-analytics-intro .definition-item-marketing-analytics-intro:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.category-page-marketing-analytics-intro .definition-item-marketing-analytics-intro h4 {
  color: #1e293b;
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .definition-item-marketing-analytics-intro h4 {
    font-size: 1.125rem;
  }
}

.category-page-marketing-analytics-intro .definition-item-marketing-analytics-intro p {
  color: #475569;
  font-size: 0.875rem;
  margin-bottom: 0;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .category-page-marketing-analytics-intro .definition-item-marketing-analytics-intro p {
    font-size: 0.875rem;
  }
}

/* Post Page 1 Styles */
.post-what-is-marketing-analytics {
      background-color: var(--color-bg-white);
    }

    /* Breadcrumbs */
    .what-is-marketing-analytics-breadcrumbs {
      background-color: var(--color-bg-light);
      padding: 1rem 0;
      overflow: hidden;
    }

    .what-is-marketing-analytics-breadcrumbs .container {
      padding: 0 var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-breadcrumbs .container {
        padding: 0 var(--spacing-lg);
      }
    }

    .what-is-marketing-analytics-breadcrumbs-content {
      display: flex;
      align-items: center;
      gap: var(--spacing-sm);
      font-size: var(--font-size-sm);
      flex-wrap: wrap;
    }

    .what-is-marketing-analytics-breadcrumbs a {
      color: var(--color-primary);
      font-weight: 500;
      transition: color var(--transition-base);
    }

    .what-is-marketing-analytics-breadcrumbs a:hover {
      color: var(--color-primary-dark);
    }

    .what-is-marketing-analytics-breadcrumbs span {
      color: var(--color-text-dark);
      font-weight: 600;
    }

    /* Hero Section */
    .what-is-marketing-analytics-hero {
      background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-bg-light) 100%);
      padding: 3rem 0;
      overflow: hidden;
      position: relative;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-hero {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-hero {
        padding: 6rem 0;
      }
    }

    .what-is-marketing-analytics-hero-content {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-hero-content {
        gap: var(--spacing-lg);
      }
    }

    .what-is-marketing-analytics-hero h1 {
      color: var(--color-text-dark);
      font-size: 2.25rem;
      line-height: 1.2;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-hero h1 {
        font-size: 3rem;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-hero h1 {
        font-size: 3.5rem;
      }
    }

    .what-is-marketing-analytics-lead {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      max-width: 700px;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-lead {
        font-size: var(--font-size-lg);
      }
    }

    .what-is-marketing-analytics-meta {
      display: flex;
      align-items: center;
      gap: var(--spacing-md);
      font-size: var(--font-size-sm);
      color: var(--color-text-muted);
      flex-wrap: wrap;
    }

    .what-is-marketing-analytics-meta span {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    /* Content Section 1 */
    .what-is-marketing-analytics-section-1 {
      background-color: var(--color-bg-white);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-1 {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-section-1 {
        padding: 6rem 0;
      }
    }

    .what-is-marketing-analytics-section-1-content {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-lg);
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-section-1-content {
        flex-direction: row;
        align-items: flex-start;
        gap: var(--spacing-2xl);
      }
    }

    .what-is-marketing-analytics-section-1 h2 {
      color: var(--color-text-dark);
      font-size: 2rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-1 h2 {
        font-size: 2.5rem;
      }
    }

    .what-is-marketing-analytics-section-1 p {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin-bottom: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-1 p {
        font-size: var(--font-size-lg);
      }
    }

    .what-is-marketing-analytics-section-1-text {
      flex: 1;
      min-width: 0;
    }

    .what-is-marketing-analytics-section-1-image {
      flex: 1;
      min-width: 0;
    }

    .what-is-marketing-analytics-section-1-image img {
      width: 100%;
      height: auto;
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow-lg);
      object-fit: cover;
      display: block;
    }

    /* Content Section 2 */
    .what-is-marketing-analytics-section-2 {
      background-color: #f3f7ff;
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-2 {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-section-2 {
        padding: 6rem 0;
      }
    }

    .what-is-marketing-analytics-section-2-content {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-lg);
    }

    .what-is-marketing-analytics-section-2 h2 {
      color: var(--color-text-dark);
      font-size: 2rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-2 h2 {
        font-size: 2.5rem;
      }
    }

    .what-is-marketing-analytics-section-2 p {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin-bottom: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-2 p {
        font-size: var(--font-size-base);
      }
    }

    .what-is-marketing-analytics-benefits {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-benefits {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-benefits {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    .what-is-marketing-analytics-benefit-item {
      background-color: var(--color-bg-white);
      padding: 1.5rem;
      border-radius: var(--radius-lg);
      border-left: 4px solid var(--color-primary);
      display: flex;
      flex-direction: column;
      gap: var(--spacing-sm);
      box-shadow: var(--shadow-sm);
      transition: all var(--transition-base);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-benefit-item {
        padding: 2rem;
      }
    }

    .what-is-marketing-analytics-benefit-item:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .what-is-marketing-analytics-benefit-icon {
      color: var(--color-primary);
      font-size: var(--icon-lg);
      width: var(--icon-lg);
      height: var(--icon-lg);
    }

    .what-is-marketing-analytics-benefit-title {
      color: var(--color-text-dark);
      font-weight: 600;
      font-size: var(--font-size-base);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-benefit-title {
        font-size: var(--font-size-lg);
      }
    }

    .what-is-marketing-analytics-benefit-text {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      line-height: 1.6;
    }

    /* Content Section 3 */
    .what-is-marketing-analytics-section-3 {
      background-color: var(--color-bg-white);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-3 {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-section-3 {
        padding: 6rem 0;
      }
    }

    .what-is-marketing-analytics-section-3-content {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-lg);
    }

    .what-is-marketing-analytics-section-3 h2 {
      color: var(--color-text-dark);
      font-size: 2rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-3 h2 {
        font-size: 2.5rem;
      }
    }

    .what-is-marketing-analytics-section-3 p {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin-bottom: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-3 p {
        font-size: var(--font-size-base);
      }
    }

    .what-is-marketing-analytics-steps {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-steps {
        gap: var(--spacing-lg);
      }
    }

    .what-is-marketing-analytics-step {
      display: flex;
      flex-direction: row;
      gap: var(--spacing-md);
      align-items: flex-start;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-step {
        gap: var(--spacing-lg);
      }
    }

    .what-is-marketing-analytics-step-number {
      flex-shrink: 0;
      width: 3rem;
      height: 3rem;
      background-color: var(--color-primary);
      color: var(--color-bg-white);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: var(--font-size-lg);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-step-number {
        width: 3.5rem;
        height: 3.5rem;
        font-size: var(--font-size-xl);
      }
    }

    .what-is-marketing-analytics-step-content {
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: var(--spacing-sm);
    }

    .what-is-marketing-analytics-step-title {
      color: var(--color-text-dark);
      font-weight: 600;
      font-size: var(--font-size-base);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-step-title {
        font-size: var(--font-size-lg);
      }
    }

    .what-is-marketing-analytics-step-text {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      line-height: 1.7;
    }

    /* Content Section 4 */
    .what-is-marketing-analytics-section-4 {
      background-color: #fff8f3;
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-4 {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-section-4 {
        padding: 6rem 0;
      }
    }

    .what-is-marketing-analytics-section-4-content {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-lg);
    }

    .what-is-marketing-analytics-section-4 h2 {
      color: var(--color-text-dark);
      font-size: 2rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-4 h2 {
        font-size: 2.5rem;
      }
    }

    .what-is-marketing-analytics-section-4 p {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin-bottom: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-section-4 p {
        font-size: var(--font-size-base);
      }
    }

    .what-is-marketing-analytics-section-4 ul {
      margin-left: var(--spacing-lg);
      margin-bottom: var(--spacing-md);
    }

    .what-is-marketing-analytics-section-4 li {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin-bottom: var(--spacing-sm);
    }

    /* Highlight Box */
    .what-is-marketing-analytics-highlight {
      background-color: var(--color-primary);
      color: var(--color-bg-white);
      padding: 2rem;
      border-radius: var(--radius-lg);
      margin: var(--spacing-lg) 0;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-highlight {
        padding: 2.5rem;
        margin: var(--spacing-2xl) 0;
      }
    }

    .what-is-marketing-analytics-highlight h3 {
      color: var(--color-bg-white);
      font-size: var(--font-size-lg);
      margin-bottom: var(--spacing-sm);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-highlight h3 {
        font-size: var(--font-size-xl);
      }
    }

    .what-is-marketing-analytics-highlight p {
      color: rgba(255, 255, 255, 0.95);
      margin-bottom: 0;
      font-size: var(--font-size-sm);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-highlight p {
        font-size: var(--font-size-base);
      }
    }

    /* Conclusion Section */
    .what-is-marketing-analytics-conclusion {
      background-color: var(--color-bg-light);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-conclusion {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-conclusion {
        padding: 6rem 0;
      }
    }

    .what-is-marketing-analytics-conclusion-content {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-lg);
    }

    .what-is-marketing-analytics-conclusion h2 {
      color: var(--color-text-dark);
      font-size: 2rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-conclusion h2 {
        font-size: 2.5rem;
      }
    }

    .what-is-marketing-analytics-conclusion p {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin-bottom: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-conclusion p {
        font-size: var(--font-size-base);
      }
    }

    /* Related Posts Section */
    .what-is-marketing-analytics-related {
      background-color: var(--color-bg-white);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-related {
        padding: 6rem 0;
      }
    }

    .what-is-marketing-analytics-related-content {
      display: flex;
      flex-direction: column;
      gap: var(--spacing-lg);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related-content {
        gap: var(--spacing-2xl);
      }
    }

    .what-is-marketing-analytics-related h2 {
      color: var(--color-text-dark);
      font-size: 2rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related h2 {
        font-size: 2.5rem;
      }
    }

    .what-is-marketing-analytics-related-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--spacing-md);
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
      }
    }

    @media (min-width: 1024px) {
      .what-is-marketing-analytics-related-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-2xl);
      }
    }

    .what-is-marketing-analytics-related-card {
      background-color: var(--color-bg-white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      transition: all var(--transition-base);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .what-is-marketing-analytics-related-card:hover {
      box-shadow: var(--shadow-xl);
      transform: translateY(-6px);
    }

    .what-is-marketing-analytics-related-card-image {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background-color: var(--color-bg-light);
    }

    .what-is-marketing-analytics-related-card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition-base);
    }

    .what-is-marketing-analytics-related-card:hover .what-is-marketing-analytics-related-card-image img {
      transform: scale(1.05);
    }

    .what-is-marketing-analytics-related-card-body {
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      gap: var(--spacing-md);
      flex: 1;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related-card-body {
        padding: 2rem;
        gap: var(--spacing-lg);
      }
    }

    .what-is-marketing-analytics-related-card-title {
      color: var(--color-text-dark);
      font-weight: 600;
      font-size: var(--font-size-base);
      line-height: 1.4;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related-card-title {
        font-size: var(--font-size-lg);
      }
    }

    .what-is-marketing-analytics-related-card-description {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      line-height: 1.6;
      flex: 1;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related-card-description {
        font-size: var(--font-size-base);
      }
    }

    .what-is-marketing-analytics-related-card-link {
      color: var(--color-primary);
      font-weight: 600;
      font-size: var(--font-size-sm);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all var(--transition-base);
      text-decoration: none;
      align-self: flex-start;
    }

    @media (min-width: 768px) {
      .what-is-marketing-analytics-related-card-link {
        font-size: var(--font-size-base);
      }
    }

    .what-is-marketing-analytics-related-card-link:hover {
      color: var(--color-primary-dark);
      gap: 0.75rem;
    }

    .what-is-marketing-analytics-related-card-link i {
      font-size: var(--icon-sm);
    }

/* Post Page 2 Styles */
/* Post Key Marketing Metrics - Complete Isolation */

.post-key-marketing-metrics {
  width: 100%;
}

/* Breadcrumbs Navigation */
.post-key-marketing-metrics .key-marketing-metrics-breadcrumbs {
  background-color: var(--color-bg-light);
  padding: 1rem 0;
  overflow: hidden;
}

.post-key-marketing-metrics .key-marketing-metrics-breadcrumbs-content {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
}

.post-key-marketing-metrics .key-marketing-metrics-breadcrumb-link {
  color: var(--color-primary);
  transition: color var(--transition-base);
  font-weight: 500;
}

.post-key-marketing-metrics .key-marketing-metrics-breadcrumb-link:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.post-key-marketing-metrics .key-marketing-metrics-breadcrumb-separator {
  color: var(--color-text-muted);
  margin: 0 0.25rem;
}

.post-key-marketing-metrics .key-marketing-metrics-breadcrumb-current {
  color: var(--color-text-light);
}

/* Hero Section */
.post-key-marketing-metrics .key-marketing-metrics-hero {
  background-color: var(--color-bg-dark);
  padding: 3rem 0;
  overflow: hidden;
  position: relative;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-hero {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-hero {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-hero-content {
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-hero-title {
  font-size: var(--font-size-3xl);
  color: #ffffff;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-hero-title {
    font-size: var(--font-size-4xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-hero-title {
    font-size: var(--font-size-5xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-hero-lead {
  font-size: var(--font-size-base);
  color: #e0e0e0;
  line-height: 1.8;
  max-width: 600px;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-hero-lead {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-hero-meta {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 1rem;
  font-size: var(--font-size-sm);
  color: #b0b0b0;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.post-key-marketing-metrics .key-marketing-metrics-read-time,
.post-key-marketing-metrics .key-marketing-metrics-complexity {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
}

.post-key-marketing-metrics .key-marketing-metrics-hero-image {
  width: 100%;
  max-height: 350px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  margin-top: var(--spacing-lg);
  box-shadow: var(--shadow-xl);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-hero-image {
    max-height: 400px;
    margin-top: var(--spacing-xl);
  }
}

/* Introduction Section */
.post-key-marketing-metrics .key-marketing-metrics-intro {
  background-color: var(--color-bg-white);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-intro {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-intro {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-intro-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-intro-title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-intro-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-intro-title {
    font-size: var(--font-size-4xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-intro-text {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-intro-text {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-intro-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  list-style: none;
}

.post-key-marketing-metrics .key-marketing-metrics-list-item {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  line-height: 1.8;
  position: relative;
  padding-left: var(--spacing-lg);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-list-item {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-list-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 0.375rem;
  height: 0.375rem;
  background-color: var(--color-primary);
  border-radius: 50%;
}

/* ROI Section */
.post-key-marketing-metrics .key-marketing-metrics-roi {
  background-color: var(--color-primary-light);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-roi-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-roi-text {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-roi-title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi-title {
    font-size: var(--font-size-3xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-roi-description {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi-description {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-formula-box {
  background-color: var(--color-bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  margin: var(--spacing-md) 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-formula-box {
    padding: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-formula-label {
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
}

.post-key-marketing-metrics .key-marketing-metrics-formula-text {
  font-family: 'Courier New', monospace;
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--font-size-base);
}

.post-key-marketing-metrics .key-marketing-metrics-roi-example {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi-example {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-roi-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi-subtitle {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-metrics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-metrics-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-metric-card {
  background-color: var(--color-bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-metric-card {
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-metric-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.post-key-marketing-metrics .key-marketing-metrics-metric-icon {
  width: var(--icon-lg);
  height: var(--icon-lg);
  background-color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: var(--icon-md);
}

.post-key-marketing-metrics .key-marketing-metrics-metric-name {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  font-weight: 600;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-metric-name {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-metric-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

.post-key-marketing-metrics .key-marketing-metrics-roi-image {
  width: 100%;
  max-height: 350px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-roi-image {
    max-height: 400px;
  }
}

/* Conversion Section */
.post-key-marketing-metrics .key-marketing-metrics-conversion {
  background-color: var(--color-bg-white);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion-title {
    font-size: var(--font-size-4xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-intro {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion-intro {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-types {
  margin-top: var(--spacing-lg);
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion-subtitle {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion-list {
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-md);
  align-items: flex-start;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion-item {
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-number {
  width: 3rem;
  height: 3rem;
  min-width: 3rem;
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-lg);
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-text {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.post-key-marketing-metrics .key-marketing-metrics-item-title {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-item-title {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-item-desc {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-item-desc {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conversion-tip {
  background-color: var(--color-bg-light);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-accent);
  margin-top: var(--spacing-lg);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conversion-tip {
    padding: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-tip-content {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  line-height: 1.8;
  margin: 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-tip-content {
    font-size: var(--font-size-lg);
  }
}

/* Engagement Section */
.post-key-marketing-metrics .key-marketing-metrics-engagement {
  background-color: var(--color-bg-light);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-engagement {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-engagement {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-engagement-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-engagement-title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-engagement-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-engagement-title {
    font-size: var(--font-size-4xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-engagement-intro {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-engagement-intro {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-engagement-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-engagement-subtitle {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-metrics-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-metrics-list {
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-list-item-large {
  background-color: var(--color-bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-md);
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-list-item-large {
    padding: var(--spacing-lg);
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-list-icon {
  width: var(--icon-lg);
  height: var(--icon-lg);
  min-width: var(--icon-lg);
  background-color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: var(--icon-md);
}

.post-key-marketing-metrics .key-marketing-metrics-list-text {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.post-key-marketing-metrics .key-marketing-metrics-list-text h4 {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  font-weight: 600;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-list-text h4 {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-list-text p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-list-text p {
    font-size: var(--font-size-base);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-engagement-note {
  background-color: var(--color-bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  border-top: 3px solid var(--color-success);
  margin-top: var(--spacing-lg);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-engagement-note {
    padding: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-note-title {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-note-title {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-note-text {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  line-height: 1.8;
  margin: 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-note-text {
    font-size: var(--font-size-lg);
  }
}

/* Channels Section */
.post-key-marketing-metrics .key-marketing-metrics-channels {
  background-color: var(--color-bg-white);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-channels {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-channels {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-channels-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-channels-title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-channels-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-channels-title {
    font-size: var(--font-size-4xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-channels-intro {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-channels-intro {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-channels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-channels-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-channels-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-channel-card {
  background-color: var(--color-bg-light);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-channel-card {
    padding: var(--spacing-lg);
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-channel-title {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-channel-title {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-channel-title i {
  color: var(--color-primary);
  font-size: var(--icon-md);
}

.post-key-marketing-metrics .key-marketing-metrics-channel-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  list-style: none;
  margin: 0;
  padding: 0;
}

.post-key-marketing-metrics .key-marketing-metrics-channel-metric {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.6;
  padding-left: var(--spacing-md);
  position: relative;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-channel-metric {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-channel-metric::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 0.25rem;
  height: 0.25rem;
  background-color: var(--color-primary);
  border-radius: 50%;
}

/* Implementation Section */
.post-key-marketing-metrics .key-marketing-metrics-implementation {
  background-color: var(--color-bg-light);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-implementation {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-implementation {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-implementation-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-implementation-title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-implementation-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-implementation-title {
    font-size: var(--font-size-4xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-implementation-intro {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-implementation-intro {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-steps {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-steps {
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-step {
  background-color: var(--color-bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-md);
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-step {
    padding: var(--spacing-lg);
    gap: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-step-number {
  width: 3rem;
  height: 3rem;
  min-width: 3rem;
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-lg);
}

.post-key-marketing-metrics .key-marketing-metrics-step-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.post-key-marketing-metrics .key-marketing-metrics-step-title {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-step-title {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-step-description {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
  margin: 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-step-description {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-best-practices {
  background-color: var(--color-bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-best-practices {
    padding: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-practices-title {
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-practices-title {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-practices-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-practices-list {
    gap: var(--spacing-md);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-practice-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-sm);
  align-items: flex-start;
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  line-height: 1.6;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-practice-item {
    gap: var(--spacing-md);
    font-size: var(--font-size-lg);
    line-height: 1.8;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-practice-icon {
  width: 1.5rem;
  min-width: 1.5rem;
  height: 1.5rem;
  background-color: var(--color-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: 0.875rem;
  margin-top: 0.2rem;
}

.post-key-marketing-metrics .key-marketing-metrics-practice-text {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

/* Conclusion Section */
.post-key-marketing-metrics .key-marketing-metrics-conclusion {
  background-color: var(--color-bg-dark);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conclusion {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-conclusion {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conclusion-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-conclusion-title {
  font-size: var(--font-size-2xl);
  color: #ffffff;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conclusion-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-conclusion-title {
    font-size: var(--font-size-4xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-conclusion-text {
  font-size: var(--font-size-base);
  color: #e0e0e0;
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-conclusion-text {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-key-takeaways {
  background-color: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-key-takeaways {
    padding: var(--spacing-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-takeaways-title {
  font-size: var(--font-size-lg);
  color: #ffffff;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-takeaways-title {
    font-size: var(--font-size-xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-takeaways-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-takeaways-list {
    gap: var(--spacing-md);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-takeaway-item {
  font-size: var(--font-size-base);
  color: #e0e0e0;
  line-height: 1.6;
  padding-left: var(--spacing-md);
  position: relative;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-takeaway-item {
    font-size: var(--font-size-lg);
    line-height: 1.8;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-takeaway-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 0.375rem;
  height: 0.375rem;
  background-color: var(--color-primary);
  border-radius: 50%;
}

/* Related Posts Section */
.post-key-marketing-metrics .key-marketing-metrics-related {
  background-color: var(--color-bg-light);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-related {
    padding: 6rem 0;
  }
}

.post-key-marketing-metrics .key-marketing-metrics-related-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.post-key-marketing-metrics .key-marketing-metrics-related-title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-title {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-title {
    font-size: var(--font-size-4xl);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-related-description {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-description {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
}

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

.post-key-marketing-metrics .key-marketing-metrics-related-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.post-key-marketing-metrics .key-marketing-metrics-related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.post-key-marketing-metrics .key-marketing-metrics-related-card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background-color: var(--color-border);
}

.post-key-marketing-metrics .key-marketing-metrics-related-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.post-key-marketing-metrics .key-marketing-metrics-related-card:hover .key-marketing-metrics-related-card-image img {
  transform: scale(1.05);
}

.post-key-marketing-metrics .key-marketing-metrics-related-card-body {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  flex-grow: 1;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-card-body {
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-related-card-title {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  font-weight: 600;
  line-height: 1.4;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-card-title {
    font-size: var(--font-size-lg);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-related-card-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-card-description {
    font-size: var(--font-size-base);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-related-card-link {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 600;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  transition: color var(--transition-base);
}

@media (min-width: 768px) {
  .post-key-marketing-metrics .key-marketing-metrics-related-card-link {
    font-size: var(--font-size-base);
  }
}

.post-key-marketing-metrics .key-marketing-metrics-related-card:hover .key-marketing-metrics-related-card-link {
  color: var(--color-primary-dark);
  gap: 0.75rem;
}

/* Post Page 3 Styles */
/* CSS Isolation - Complete scoping with analytics-tools-overview prefix */
    .post-analytics-tools-overview {
      width: 100%;
    }

    /* ============================================
       BREADCRUMBS
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs {
      background-color: var(--color-bg-light);
      padding: 1rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs {
        padding: 1.5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs-content {
      display: flex;
      flex-direction: row;
      align-items: center;
      gap: 0.5rem;
      font-size: var(--font-size-sm);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs-content {
        font-size: var(--font-size-base);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs-content a {
      color: var(--color-primary);
      font-weight: 500;
      transition: color var(--transition-base);
    }

    .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs-content a:hover {
      color: var(--color-primary-dark);
    }

    .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs-content span {
      color: var(--color-text-dark);
      font-weight: 600;
    }

    .post-analytics-tools-overview .analytics-tools-overview-breadcrumbs-content i {
      color: var(--color-text-muted);
      font-size: 0.5rem;
    }

    /* ============================================
       HERO SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-hero {
      background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-hero {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-hero {
        padding: 6rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-hero-content {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      text-align: center;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-hero-content {
        gap: 2rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-hero h1 {
      color: #ffffff;
      font-size: 2rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-hero h1 {
        font-size: 2.75rem;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-hero h1 {
        font-size: 3.5rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-hero-lead {
      color: #cbd5e1;
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin: 0;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-hero-lead {
        font-size: var(--font-size-lg);
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
      }
    }

    /* ============================================
       INTRO SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-intro {
      background-color: var(--color-bg-white);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-intro {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-intro {
        padding: 5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-intro-content {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-intro-content {
        gap: 2rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-intro h2 {
      color: var(--color-text-dark);
      font-size: var(--font-size-2xl);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-intro h2 {
        font-size: var(--font-size-3xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-intro p {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-intro p {
        font-size: var(--font-size-lg);
      }
    }

    /* ============================================
       PLATFORMS SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-platforms {
      background-color: var(--color-bg-light);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-platforms {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-platforms {
        padding: 5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-platforms-content {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-platforms-content {
        gap: 2.5rem;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-platforms-content {
        gap: 3rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-platforms h2 {
      color: var(--color-text-dark);
      font-size: var(--font-size-2xl);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-platforms h2 {
        font-size: var(--font-size-3xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-platform-card {
      background-color: var(--color-bg-white);
      border-left: 4px solid var(--color-primary);
      padding: 1.5rem;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      transition: all var(--transition-base);
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-platform-card {
        padding: 2rem;
        gap: 1.5rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-platform-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-4px);
    }

    .post-analytics-tools-overview .analytics-tools-overview-platform-card h3 {
      color: var(--color-text-dark);
      font-size: var(--font-size-xl);
      margin: 0;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-platform-card h3 {
        font-size: var(--font-size-2xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-platform-card p {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      margin: 0;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-platform-card p {
        font-size: var(--font-size-base);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-features-list {
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-features-list {
        gap: 1rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-features-list li {
      display: flex;
      flex-direction: row;
      align-items: flex-start;
      gap: 0.75rem;
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      line-height: 1.6;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-features-list li {
        font-size: var(--font-size-base);
        gap: 1rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-features-list li i {
      color: var(--color-success);
      flex-shrink: 0;
      margin-top: 0.25rem;
      font-size: var(--icon-md);
    }

    /* ============================================
       COMPARISON SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-comparison {
      background-color: var(--color-bg-white);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison {
        padding: 5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison-content {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison-content {
        gap: 2.5rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison h2 {
      color: var(--color-text-dark);
      font-size: var(--font-size-2xl);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison h2 {
        font-size: var(--font-size-3xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison-table {
      width: 100%;
      border-collapse: collapse;
      font-size: var(--font-size-sm);
      overflow-x: auto;
      display: block;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison-table {
        font-size: var(--font-size-base);
        display: table;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison-table thead {
      display: none;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison-table thead {
        display: table-header-group;
        background-color: var(--color-bg-light);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison-table th {
      color: var(--color-text-dark);
      font-weight: 700;
      text-align: left;
      padding: 1rem;
      border-bottom: 2px solid var(--color-border);
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison-table td {
      padding: 1rem;
      border-bottom: 1px solid var(--color-border);
      color: var(--color-text-light);
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison-table tr {
      display: flex;
      flex-direction: column;
      margin-bottom: 1rem;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 1rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison-table tr {
        display: table-row;
        margin-bottom: 0;
        border: none;
        padding: 0;
        border-radius: 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-comparison-table td::before {
      content: attr(data-label);
      font-weight: 700;
      color: var(--color-text-dark);
      display: block;
      margin-bottom: 0.5rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-comparison-table td::before {
        display: none;
      }
    }

    /* ============================================
       SELECTION GUIDE SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-selection {
      background-color: #f0f9ff;
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-selection {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-selection {
        padding: 5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-selection-content {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-selection-content {
        gap: 2.5rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-selection h2 {
      color: var(--color-text-dark);
      font-size: var(--font-size-2xl);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-selection h2 {
        font-size: var(--font-size-3xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-criteria {
      display: grid;
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-criteria {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-criterion {
      background-color: var(--color-bg-white);
      padding: 1.5rem;
      border-radius: var(--radius-lg);
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
      box-shadow: var(--shadow-sm);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-criterion {
        padding: 2rem;
        gap: 1rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-criterion h4 {
      color: var(--color-text-dark);
      font-size: var(--font-size-lg);
      margin: 0;
      display: flex;
      flex-direction: row;
      align-items: center;
      gap: 0.75rem;
    }

    .post-analytics-tools-overview .analytics-tools-overview-criterion h4 i {
      color: var(--color-primary);
      font-size: var(--icon-md);
    }

    .post-analytics-tools-overview .analytics-tools-overview-criterion p {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      margin: 0;
      line-height: 1.6;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-criterion p {
        font-size: var(--font-size-base);
      }
    }

    /* ============================================
       TIPS SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-tips {
      background-color: var(--color-bg-white);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tips {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-tips {
        padding: 5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-tips-content {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tips-content {
        gap: 2.5rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-tips h2 {
      color: var(--color-text-dark);
      font-size: var(--font-size-2xl);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tips h2 {
        font-size: var(--font-size-3xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-tips-list {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tips-list {
        gap: 2rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-tips-list li {
      display: flex;
      flex-direction: row;
      gap: 1.5rem;
      align-items: flex-start;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tips-list li {
        gap: 2rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-tip-number {
      background-color: var(--color-primary);
      color: var(--color-bg-white);
      width: 2.5rem;
      height: 2.5rem;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: var(--font-size-lg);
      flex-shrink: 0;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tip-number {
        width: 3rem;
        height: 3rem;
        font-size: var(--font-size-xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-tip-content {
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
    }

    .post-analytics-tools-overview .analytics-tools-overview-tip-content h4 {
      color: var(--color-text-dark);
      font-size: var(--font-size-base);
      margin: 0;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tip-content h4 {
        font-size: var(--font-size-lg);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-tip-content p {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      margin: 0;
      line-height: 1.6;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-tip-content p {
        font-size: var(--font-size-base);
      }
    }

    /* ============================================
       CONCLUSION SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-conclusion {
      background-color: var(--color-bg-light);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-conclusion {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-conclusion {
        padding: 5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-conclusion-content {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      max-width: 800px;
      margin: 0 auto;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-conclusion-content {
        gap: 2rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-conclusion h2 {
      color: var(--color-text-dark);
      font-size: var(--font-size-2xl);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-conclusion h2 {
        font-size: var(--font-size-3xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-conclusion p {
      color: var(--color-text-light);
      font-size: var(--font-size-base);
      line-height: 1.8;
      margin: 0;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-conclusion p {
        font-size: var(--font-size-lg);
      }
    }

    /* ============================================
       RELATED POSTS SECTION
       ============================================ */
    .post-analytics-tools-overview .analytics-tools-overview-related {
      background-color: var(--color-bg-white);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-analytics-tools-overview .analytics-tools-overview-related {
        padding: 5rem 0;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-content {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related-content {
        gap: 2.5rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related h2 {
      color: var(--color-text-dark);
      font-size: var(--font-size-2xl);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related h2 {
        font-size: var(--font-size-3xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
      }
    }

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

    .post-analytics-tools-overview .analytics-tools-overview-related-card {
      background-color: var(--color-bg-white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      transition: all var(--transition-base);
      display: flex;
      flex-direction: column;
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-4px);
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
      background-color: var(--color-bg-light);
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related-card-image {
        height: 200px;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card-body {
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      gap: 1rem;
      flex-grow: 1;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related-card-body {
        padding: 2rem;
        gap: 1.5rem;
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card-title {
      color: var(--color-text-dark);
      font-size: var(--font-size-lg);
      font-weight: 700;
      line-height: 1.4;
      margin: 0;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related-card-title {
        font-size: var(--font-size-xl);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card-description {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      line-height: 1.6;
      margin: 0;
      flex-grow: 1;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related-card-description {
        font-size: var(--font-size-base);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card-link {
      color: var(--color-primary);
      font-weight: 600;
      font-size: var(--font-size-sm);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all var(--transition-base);
      text-decoration: none;
    }

    @media (min-width: 768px) {
      .post-analytics-tools-overview .analytics-tools-overview-related-card-link {
        font-size: var(--font-size-base);
      }
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card-link:hover {
      color: var(--color-primary-dark);
      transform: translateX(4px);
    }

    .post-analytics-tools-overview .analytics-tools-overview-related-card-link i {
      font-size: var(--icon-sm);
    }

/* Post Page 4 Styles */
/* Post Data Collection Guide - Complete Isolation */

/* ===== BREADCRUMBS ===== */
.post-data-collection-guide .data-collection-guide-breadcrumbs {
  background-color: var(--color-bg-light);
  padding: 1rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-breadcrumbs {
    padding: 1.5rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-breadcrumbs-content {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.post-data-collection-guide .data-collection-guide-breadcrumb-link {
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: color var(--transition-base);
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-breadcrumb-link {
    font-size: var(--font-size-base);
  }
}

.post-data-collection-guide .data-collection-guide-breadcrumb-link:hover {
  color: var(--color-primary-dark);
}

.post-data-collection-guide .data-collection-guide-breadcrumb-separator {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.post-data-collection-guide .data-collection-guide-breadcrumb-current {
  color: var(--color-text-dark);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-breadcrumb-current {
    font-size: var(--font-size-base);
  }
}

/* ===== HERO SECTION ===== */
.post-data-collection-guide .data-collection-guide-hero {
  background-color: #1a1a2e;
  color: #ffffff;
  padding: 4rem 0 3rem;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-hero {
    padding: 6rem 0 4rem;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-hero {
    padding: 8rem 0 5rem;
  }
}

.post-data-collection-guide .data-collection-guide-hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-hero-content {
    gap: 2rem;
  }
}

.post-data-collection-guide .data-collection-guide-hero-title {
  color: #ffffff;
  font-size: 2rem;
  line-height: 1.3;
  font-weight: 700;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-hero-title {
    font-size: 2.75rem;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-hero-title {
    font-size: 3.5rem;
  }
}

.post-data-collection-guide .data-collection-guide-hero-lead {
  color: #d0d0d0;
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 800px;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-hero-lead {
    font-size: 1.1rem;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-hero-lead {
    font-size: 1.125rem;
  }
}

.post-data-collection-guide .data-collection-guide-hero-meta {
  display: flex;
  flex-direction: row;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 1rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-hero-meta {
    gap: 2rem;
    padding-top: 1.5rem;
  }
}

.post-data-collection-guide .data-collection-guide-meta-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  color: #b0b0b0;
  font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-meta-item {
    font-size: var(--font-size-base);
  }
}

.post-data-collection-guide .data-collection-guide-meta-item i {
  color: var(--color-primary);
  font-size: var(--icon-md);
}

/* ===== SECTION 1: FOUNDATION ===== */
.post-data-collection-guide .data-collection-guide-section-1 {
  background-color: var(--color-bg-white);
  color: var(--color-text-dark);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-section-1 {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-section-1 {
    padding: 6rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-content-1 {
  display: flex;
  flex-direction: column;
}

.post-data-collection-guide .data-collection-guide-text-block {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-text-block {
    gap: 2rem;
  }
}

.post-data-collection-guide .data-collection-guide-section-title {
  color: var(--color-text-dark);
  font-size: 1.75rem;
  line-height: 1.3;
  font-weight: 700;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-section-title {
    font-size: 2rem;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-section-title {
    font-size: 2.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-section-text {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-section-text {
    font-size: 1rem;
  }
}

.post-data-collection-guide .data-collection-guide-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-list {
    gap: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-list-item {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 1rem;
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-list-item {
    font-size: 1rem;
    gap: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-list-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.post-data-collection-guide .data-collection-guide-list-icon i {
  color: var(--color-success);
  font-size: var(--icon-md);
}

/* ===== SECTION 2: IMPLEMENTATION ===== */
.post-data-collection-guide .data-collection-guide-section-2 {
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-section-2 {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-section-2 {
    padding: 6rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-content-2 {
  display: flex;
  flex-direction: column;
}

.post-data-collection-guide .data-collection-guide-steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 1rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-steps {
    gap: 2rem;
    margin-top: 1.5rem;
  }
}

.post-data-collection-guide .data-collection-guide-step {
  display: flex;
  flex-direction: row;
  gap: 1.5rem;
  background-color: var(--color-bg-white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-step {
    gap: 2rem;
    padding: 2rem;
    border-radius: var(--radius-xl);
  }
}

.post-data-collection-guide .data-collection-guide-step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  width: 50px;
  height: 50px;
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  border-radius: 50%;
  font-size: var(--font-size-xl);
  font-weight: 700;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-step-number {
    min-width: 60px;
    width: 60px;
    height: 60px;
    font-size: var(--font-size-2xl);
  }
}

.post-data-collection-guide .data-collection-guide-step-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-step-content {
    gap: 1rem;
  }
}

.post-data-collection-guide .data-collection-guide-step-title {
  color: var(--color-text-dark);
  font-size: 1.125rem;
  line-height: 1.3;
  font-weight: 700;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-step-title {
    font-size: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-step-text {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-step-text {
    font-size: 1rem;
  }
}

/* ===== SECTION 3: PROCESSING ===== */
.post-data-collection-guide .data-collection-guide-section-3 {
  background-color: var(--color-bg-white);
  color: var(--color-text-dark);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-section-3 {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-section-3 {
    padding: 6rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-content-3 {
  display: flex;
  flex-direction: column;
}

.post-data-collection-guide .data-collection-guide-highlight {
  display: flex;
  flex-direction: row;
  gap: 1.5rem;
  background: linear-gradient(135deg, #e8f4fd 0%, #f0f9ff 100%);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  margin: 1.5rem 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-highlight {
    gap: 2rem;
    padding: 2rem;
    border-radius: var(--radius-xl);
    margin: 2rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-highlight-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  width: 50px;
  height: 50px;
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  border-radius: 50%;
  font-size: var(--icon-md);
  flex-shrink: 0;
}

.post-data-collection-guide .data-collection-guide-highlight-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-highlight-content {
    gap: 1rem;
  }
}

.post-data-collection-guide .data-collection-guide-highlight-title {
  color: var(--color-text-dark);
  font-size: 1.125rem;
  line-height: 1.3;
  font-weight: 700;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-highlight-title {
    font-size: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-highlight-text {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-highlight-text {
    font-size: 1rem;
  }
}

.post-data-collection-guide .data-collection-guide-subsection-title {
  color: var(--color-text-dark);
  font-size: 1.25rem;
  line-height: 1.3;
  font-weight: 700;
  margin: 1.5rem 0 1rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-subsection-title {
    font-size: 1.375rem;
    margin: 2rem 0 1.5rem;
  }
}

/* ===== SECTION 4: BEST PRACTICES ===== */
.post-data-collection-guide .data-collection-guide-section-4 {
  background-color: #f5f5f5;
  color: var(--color-text-dark);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-section-4 {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-section-4 {
    padding: 6rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-content-4 {
  display: flex;
  flex-direction: column;
}

.post-data-collection-guide .data-collection-guide-practices {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-practices {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2.5rem;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-practices {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.post-data-collection-guide .data-collection-guide-practice-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background-color: var(--color-bg-white);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-practice-card {
    padding: 2rem;
    border-radius: var(--radius-xl);
    gap: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-practice-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.post-data-collection-guide .data-collection-guide-practice-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  font-size: var(--icon-lg);
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-practice-icon {
    width: 60px;
    height: 60px;
    font-size: var(--icon-xl);
  }
}

.post-data-collection-guide .data-collection-guide-practice-title {
  color: var(--color-text-dark);
  font-size: 1.125rem;
  line-height: 1.3;
  font-weight: 700;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-practice-title {
    font-size: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-practice-text {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-practice-text {
    font-size: 1rem;
  }
}

/* ===== SECTION 5: CONCLUSION ===== */
.post-data-collection-guide .data-collection-guide-section-5 {
  background-color: var(--color-bg-white);
  color: var(--color-text-dark);
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-section-5 {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-section-5 {
    padding: 6rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-content-5 {
  display: flex;
  flex-direction: column;
}

.post-data-collection-guide .data-collection-guide-summary {
  background-color: #fafbfc;
  border-left: 4px solid var(--color-accent);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-summary {
    padding: 2rem;
    border-radius: var(--radius-xl);
    margin: 2rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-summary-title {
  color: var(--color-text-dark);
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-summary-title {
    font-size: 1.25rem;
    margin-bottom: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-summary-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-summary-list {
    gap: 1rem;
  }
}

.post-data-collection-guide .data-collection-guide-summary-item {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.6;
  padding-left: 0.5rem;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-summary-item {
    font-size: 1rem;
    gap: 1rem;
  }
}

.post-data-collection-guide .data-collection-guide-summary-item::before {
  content: '•';
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
}

/* ===== RELATED POSTS SECTION ===== */
.post-data-collection-guide .data-collection-guide-related {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: #ffffff;
  padding: 3rem 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related {
    padding: 5rem 0;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-related {
    padding: 6rem 0;
  }
}

.post-data-collection-guide .data-collection-guide-related-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-content {
    gap: 3rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-title {
  color: #ffffff;
  font-size: 1.75rem;
  line-height: 1.3;
  font-weight: 700;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-title {
    font-size: 2.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-subtitle {
  color: #b0b0b0;
  font-size: 0.95rem;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-subtitle {
    font-size: 1rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .post-data-collection-guide .data-collection-guide-related-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-card {
    gap: 1.25rem;
    border-radius: var(--radius-xl);
  }
}

.post-data-collection-guide .data-collection-guide-related-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
}

.post-data-collection-guide .data-collection-guide-related-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background-color: var(--color-bg-light);
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-image {
    height: 220px;
  }
}

.post-data-collection-guide .data-collection-guide-related-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.post-data-collection-guide .data-collection-guide-related-card-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-card-content {
    gap: 1.25rem;
    padding: 1.75rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-card-title {
  color: var(--color-text-dark);
  font-size: 1.125rem;
  line-height: 1.4;
  font-weight: 700;
  margin: 0;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-card-title {
    font-size: 1.25rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-card-description {
  color: var(--color-text-light);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-card-description {
    font-size: 0.95rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-link {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
  margin-top: auto;
}

@media (min-width: 768px) {
  .post-data-collection-guide .data-collection-guide-related-link {
    font-size: 1rem;
    gap: 0.75rem;
  }
}

.post-data-collection-guide .data-collection-guide-related-link:hover {
  color: var(--color-primary-dark);
  gap: 0.75rem;
}

.post-data-collection-guide .data-collection-guide-related-link i {
  font-size: var(--icon-sm);
  transition: transform var(--transition-base);
}

.post-data-collection-guide .data-collection-guide-related-link:hover i {
  transform: translateX(4px);
}

/* Post Page 5 Styles */
/* ============================================
       CSS Isolation for Data Interpretation Tips Post
       ============================================ */

    .post-data-interpretation-tips {
      background-color: var(--color-bg-white);
    }

    /* Breadcrumbs Navigation */
    .post-data-interpretation-tips .data-interpretation-tips-breadcrumbs {
      background-color: var(--color-bg-light);
      padding: 1rem 0;
      border-bottom: 1px solid var(--color-border);
      overflow: hidden;
    }

    .post-data-interpretation-tips .data-interpretation-tips-breadcrumbs .container {
      display: flex;
      flex-direction: row;
      align-items: center;
      gap: 0.5rem;
      flex-wrap: wrap;
    }

    .post-data-interpretation-tips .data-interpretation-tips-breadcrumbs a {
      color: var(--color-primary);
      font-size: var(--font-size-sm);
      transition: color var(--transition-base);
    }

    .post-data-interpretation-tips .data-interpretation-tips-breadcrumbs a:hover {
      color: var(--color-primary-dark);
      text-decoration: underline;
    }

    .post-data-interpretation-tips .data-interpretation-tips-breadcrumbs span {
      color: var(--color-text-light);
      font-size: var(--font-size-sm);
      font-weight: 500;
    }

    .post-data-interpretation-tips .data-interpretation-tips-breadcrumbs i {
      color: var(--color-text-muted);
      font-size: var(--font-size-xs);
      margin: 0 0.25rem;
    }

    /* Hero Section */
    .post-data-interpretation-tips .data-interpretation-tips-hero {
      background-color: #0f172a;
      padding: 3rem 0;
      overflow: hidden;
      position: relative;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-hero {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips .data-interpretation-tips-hero {
        padding: 6rem 0;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-hero-content {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-hero-content {
        gap: 2rem;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-hero h1 {
      color: #ffffff;
      font-size: 2.25rem;
      line-height: 1.2;
      letter-spacing: -0.5px;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-hero h1 {
        font-size: 2.75rem;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips .data-interpretation-tips-hero h1 {
        font-size: 3.25rem;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-hero-badge {
      display: inline-block;
      background-color: var(--color-primary);
      color: #ffffff;
      padding: 0.5rem 1rem;
      border-radius: var(--radius-md);
      font-size: var(--font-size-xs);
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      width: fit-content;
    }

    .post-data-interpretation-tips .data-interpretation-tips-lead {
      color: #e0e0e0;
      font-size: var(--font-size-base);
      line-height: 1.8;
      max-width: 650px;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-lead {
        font-size: var(--font-size-lg);
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-meta {
      display: flex;
      flex-direction: row;
      gap: 1.5rem;
      flex-wrap: wrap;
      padding-top: 1rem;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .post-data-interpretation-tips .data-interpretation-tips-meta-item {
      display: flex;
      flex-direction: row;
      align-items: center;
      gap: 0.5rem;
      color: #b0b0b0;
      font-size: var(--font-size-sm);
    }

    .post-data-interpretation-tips .data-interpretation-tips-meta-item i {
      color: var(--color-primary);
      font-size: var(--icon-md);
    }

    /* Content Sections */
    .post-data-interpretation-tips .data-interpretation-tips-content-section {
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-content-section {
        padding: 4rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips .data-interpretation-tips-content-section {
        padding: 5rem 0;
      }
    }

    /* Alternating Backgrounds */
    .post-data-interpretation-tips .data-interpretation-tips-content-1 {
      background-color: var(--color-bg-white);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-1 h2 {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-1 p,
    .post-data-interpretation-tips .data-interpretation-tips-content-1 li {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-1 a {
      color: var(--color-primary);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-1 a:hover {
      color: var(--color-primary-dark);
      text-decoration: underline;
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-2 {
      background-color: var(--color-bg-light);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-2 h2 {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-2 p,
    .post-data-interpretation-tips .data-interpretation-tips-content-2 li {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-2 a {
      color: var(--color-primary);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-2 a:hover {
      color: var(--color-primary-dark);
      text-decoration: underline;
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-3 {
      background-color: var(--color-bg-white);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-3 h2 {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-3 p,
    .post-data-interpretation-tips .data-interpretation-tips-content-3 li {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-3 a {
      color: var(--color-primary);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-3 a:hover {
      color: var(--color-primary-dark);
      text-decoration: underline;
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-4 {
      background-color: #f0f5ff;
      border-left: 4px solid var(--color-primary);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-4 h2 {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-4 p,
    .post-data-interpretation-tips .data-interpretation-tips-content-4 li {
      color: var(--color-text-dark);
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-4 a {
      color: var(--color-primary);
      font-weight: 600;
    }

    .post-data-interpretation-tips .data-interpretation-tips-content-4 a:hover {
      color: var(--color-primary-dark);
      text-decoration: underline;
    }

    /* Section Content */
    .post-data-interpretation-tips .data-interpretation-tips-section-content {
      display: grid;
      grid-template-columns: 1fr;
      gap: 2rem;
      align-items: start;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-section-content {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 2.5rem;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips .data-interpretation-tips-section-content {
        gap: 3rem;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-section-content.reverse {
      direction: rtl;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-section-content.reverse {
        grid-template-columns: 0.9fr 1.1fr;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-section-content.reverse > * {
      direction: ltr;
    }

    /* Typography */
    .post-data-interpretation-tips h2 {
      font-size: var(--font-size-2xl);
      margin-bottom: 1rem;
      line-height: 1.3;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips h2 {
        font-size: var(--font-size-3xl);
        margin-bottom: 1.5rem;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips h2 {
        font-size: var(--font-size-4xl);
      }
    }

    .post-data-interpretation-tips h3 {
      font-size: var(--font-size-lg);
      color: var(--color-text-dark);
      margin-top: 1.5rem;
      margin-bottom: 0.75rem;
      font-weight: 600;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips h3 {
        font-size: var(--font-size-xl);
        margin-top: 2rem;
        margin-bottom: 1rem;
      }
    }

    .post-data-interpretation-tips p {
      margin-bottom: 1rem;
      line-height: 1.8;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips p {
        margin-bottom: 1.25rem;
      }
    }

    .post-data-interpretation-tips ul,
    .post-data-interpretation-tips ol {
      margin-left: 1.5rem;
      margin-bottom: 1.5rem;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips ul,
      .post-data-interpretation-tips ol {
        margin-left: 2rem;
        margin-bottom: 2rem;
      }
    }

    .post-data-interpretation-tips li {
      margin-bottom: 0.75rem;
      line-height: 1.8;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips li {
        margin-bottom: 1rem;
      }
    }

    /* Images */
    .post-data-interpretation-tips img {
      max-width: 100%;
      height: auto;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
      display: block;
      object-fit: cover;
    }

    .post-data-interpretation-tips .data-interpretation-tips-image-container {
      overflow: hidden;
      border-radius: var(--radius-lg);
    }

    /* Highlight Boxes */
    .post-data-interpretation-tips .data-interpretation-tips-highlight {
      background-color: rgba(37, 99, 235, 0.08);
      border-left: 4px solid var(--color-primary);
      padding: 1.5rem;
      border-radius: var(--radius-md);
      margin: 2rem 0;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-highlight {
        padding: 2rem;
        margin: 2.5rem 0;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-highlight h4 {
      color: var(--color-primary-dark);
      margin-bottom: 0.75rem;
      font-size: var(--font-size-base);
      font-weight: 600;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-highlight h4 {
        font-size: var(--font-size-lg);
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-highlight p {
      color: var(--color-text-dark);
      margin-bottom: 0;
      font-size: var(--font-size-sm);
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-highlight p {
        font-size: var(--font-size-base);
      }
    }

    /* Divider */
    .post-data-interpretation-tips .data-interpretation-tips-divider {
      height: 2px;
      background: linear-gradient(
        90deg,
        transparent,
        var(--color-border),
        transparent
      );
      margin: 2.5rem 0;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-divider {
        margin: 3rem 0;
      }
    }

    /* Related Posts Section */
    .post-data-interpretation-tips .data-interpretation-tips-related {
      background-color: var(--color-bg-light);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-related {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips .data-interpretation-tips-related {
        padding: 6rem 0;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-related h2 {
      color: var(--color-text-dark);
      text-align: center;
      margin-bottom: 2rem;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-related h2 {
        margin-bottom: 3rem;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-related-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips .data-interpretation-tips-related-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card {
      background-color: var(--color-bg-white);
      border-radius: var(--radius-xl);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      transition: all var(--transition-base);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card:hover {
      box-shadow: var(--shadow-xl);
      transform: translateY(-4px);
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-image {
      width: 100%;
      height: 200px;
      background-color: var(--color-border);
      overflow: hidden;
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 0;
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-content {
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      gap: 1rem;
      flex-grow: 1;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-related-card-content {
        padding: 2rem;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-title {
      font-size: var(--font-size-lg);
      font-weight: 600;
      color: var(--color-text-dark);
      line-height: 1.4;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-related-card-title {
        font-size: var(--font-size-xl);
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-description {
      font-size: var(--font-size-sm);
      color: var(--color-text-light);
      line-height: 1.6;
      flex-grow: 1;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-related-card-description {
        font-size: var(--font-size-base);
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-link {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      color: var(--color-primary);
      font-weight: 600;
      font-size: var(--font-size-sm);
      transition: all var(--transition-base);
      text-decoration: none;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-related-card-link {
        font-size: var(--font-size-base);
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-link:hover {
      color: var(--color-primary-dark);
      gap: 0.75rem;
    }

    .post-data-interpretation-tips .data-interpretation-tips-related-card-link i {
      font-size: var(--icon-sm);
    }

    /* Text Content Wrapper */
    .post-data-interpretation-tips .data-interpretation-tips-text-content {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-text-content {
        gap: 1.5rem;
      }
    }

    /* Lists with Icons */
    .post-data-interpretation-tips .data-interpretation-tips-check-list {
      list-style: none;
      margin-left: 0;
    }

    .post-data-interpretation-tips .data-interpretation-tips-check-list li {
      display: flex;
      flex-direction: row;
      gap: 1rem;
      align-items: flex-start;
      margin-bottom: 1rem;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-check-list li {
        margin-bottom: 1.25rem;
        gap: 1.25rem;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-check-list li i {
      color: var(--color-success);
      font-size: var(--icon-md);
      flex-shrink: 0;
      margin-top: 0.25rem;
    }

    /* Conclusion Section */
    .post-data-interpretation-tips .data-interpretation-tips-conclusion {
      background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
      padding: 3rem 0;
      overflow: hidden;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-conclusion {
        padding: 5rem 0;
      }
    }

    @media (min-width: 1024px) {
      .post-data-interpretation-tips .data-interpretation-tips-conclusion {
        padding: 6rem 0;
      }
    }

    .post-data-interpretation-tips .data-interpretation-tips-conclusion h2 {
      color: #ffffff;
    }

    .post-data-interpretation-tips .data-interpretation-tips-conclusion p {
      color: #e0e0e0;
    }

    .post-data-interpretation-tips .data-interpretation-tips-conclusion a {
      color: var(--color-primary-light);
      text-decoration: underline;
    }

    .post-data-interpretation-tips .data-interpretation-tips-conclusion a:hover {
      color: #ffffff;
    }

    .post-data-interpretation-tips .data-interpretation-tips-conclusion-content {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
    }

    @media (min-width: 768px) {
      .post-data-interpretation-tips .data-interpretation-tips-conclusion-content {
        gap: 2rem;
      }
    }

/* Post Page 6 Styles */
/* ============================================
     POST: TESTING & OPTIMIZATION GUIDE
     Complete CSS Isolation
     ============================================ */

  .post-testing-optimization-guide {
    width: 100%;
  }

  /* BREADCRUMBS SECTION */
  .testing-optimization-guide-breadcrumbs {
    background-color: var(--color-bg-light);
    padding: 1rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-breadcrumbs {
      padding: 1.5rem 0;
    }
  }

  .testing-optimization-guide-breadcrumbs-content {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--font-size-sm);
    flex-wrap: wrap;
  }

  .testing-optimization-guide-breadcrumb-link {
    color: var(--color-primary);
    font-weight: 500;
    transition: color var(--transition-base);
  }

  .testing-optimization-guide-breadcrumb-link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
  }

  .testing-optimization-guide-breadcrumb-separator {
    color: var(--color-text-muted);
    margin: 0 0.25rem;
  }

  .testing-optimization-guide-breadcrumb-current {
    color: var(--color-text-dark);
    font-weight: 600;
  }

  /* HERO SECTION */
  .testing-optimization-guide-hero {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-hero {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-hero {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-hero-content {
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
    }
  }

  .testing-optimization-guide-hero-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .testing-optimization-guide-hero-title {
    color: var(--color-text-dark);
    font-size: 2rem;
    line-height: 1.2;
    letter-spacing: -0.5px;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-hero-title {
      font-size: 2.5rem;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-hero-title {
      font-size: 3.5rem;
    }
  }

  .testing-optimization-guide-hero-lead {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    line-height: 1.8;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-hero-lead {
      font-size: var(--font-size-lg);
    }
  }

  .testing-optimization-guide-hero-meta {
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
    flex-wrap: wrap;
  }

  .testing-optimization-guide-meta-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
  }

  .testing-optimization-guide-meta-item i {
    color: var(--color-primary);
    font-size: var(--icon-md);
  }

  .testing-optimization-guide-hero-image {
    width: 100%;
    height: auto;
  }

  .testing-optimization-guide-hero-image img {
    width: 100%;
    height: auto;
    max-height: 350px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
  }

  /* SECTION 1: HYPOTHESIS */
  .testing-optimization-guide-section-1 {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-1 {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-1 {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-content-1 {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-content-1 {
      gap: 2rem;
    }
  }

  .testing-optimization-guide-section-title {
    color: var(--color-text-dark);
    font-size: 1.75rem;
    line-height: 1.2;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-title {
      font-size: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-title {
      font-size: 2.5rem;
    }
  }

  .testing-optimization-guide-text {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.8;
    margin-bottom: 0;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-text {
      font-size: var(--font-size-base);
    }
  }

  .testing-optimization-guide-highlight-box {
    background-color: var(--color-primary-light);
    border-left: 4px solid var(--color-primary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-highlight-box {
      padding: 2rem;
      gap: 1.5rem;
    }
  }

  .testing-optimization-guide-highlight-icon {
    color: var(--color-primary);
    font-size: var(--icon-lg);
  }

  .testing-optimization-guide-highlight-text {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .testing-optimization-guide-highlight-title {
    color: var(--color-primary-dark);
    font-size: var(--font-size-lg);
    font-weight: 600;
  }

  .testing-optimization-guide-list {
    list-style-position: inside;
    margin-left: 0;
    margin-bottom: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .testing-optimization-guide-list li {
    color: var(--color-text-dark);
    font-size: var(--font-size-sm);
    margin-bottom: 0;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-list li {
      font-size: var(--font-size-base);
    }
  }

  /* SECTION 2: METHODOLOGY */
  .testing-optimization-guide-section-2 {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-2 {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-2 {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-section-2-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: start;
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-2-grid {
      grid-template-columns: 1.2fr 0.8fr;
      gap: 3rem;
    }
  }

  .testing-optimization-guide-section-2-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-2-text {
      gap: 2rem;
    }
  }

  .testing-optimization-guide-numbered-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-numbered-list {
      gap: 2rem;
    }
  }

  .testing-optimization-guide-numbered-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1rem;
    align-items: flex-start;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-numbered-item {
      gap: 1.5rem;
    }
  }

  .testing-optimization-guide-number {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-number {
      width: 3rem;
      height: 3rem;
      font-size: var(--font-size-xl);
    }
  }

  .testing-optimization-guide-numbered-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .testing-optimization-guide-step-title {
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
    font-weight: 600;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-step-title {
      font-size: var(--font-size-lg);
    }
  }

  .testing-optimization-guide-numbered-content .testing-optimization-guide-text {
    color: var(--color-text-light);
    font-size: 0.875rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-numbered-content .testing-optimization-guide-text {
      font-size: var(--font-size-base);
    }
  }

  .testing-optimization-guide-section-2-image {
    width: 100%;
    height: auto;
  }

  .testing-optimization-guide-section-2-image img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
  }

  /* SECTION 3: OPTIMIZATION CARDS */
  .testing-optimization-guide-section-3 {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-3 {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-3 {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-content-3 {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-content-3 {
      gap: 3rem;
    }
  }

  .testing-optimization-guide-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-cards-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-cards-grid {
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
  }

  .testing-optimization-guide-optimization-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-optimization-card {
      padding: 2rem;
      gap: 1.5rem;
    }
  }

  .testing-optimization-guide-optimization-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
  }

  .testing-optimization-guide-card-icon {
    width: 3rem;
    height: 3rem;
    background-color: var(--color-primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: var(--icon-lg);
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-card-icon {
      width: 3.5rem;
      height: 3.5rem;
      font-size: var(--icon-xl);
    }
  }

  .testing-optimization-guide-card-title {
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
    font-weight: 600;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-card-title {
      font-size: var(--font-size-lg);
    }
  }

  .testing-optimization-guide-card-text {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.8;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-card-text {
      font-size: var(--font-size-base);
    }
  }

  .testing-optimization-guide-tip-box {
    background-color: #fff8e1;
    border-left: 4px solid var(--color-accent);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
    align-items: flex-start;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-tip-box {
      padding: 2rem;
      gap: 2rem;
    }
  }

  .testing-optimization-guide-tip-icon {
    color: var(--color-accent);
    font-size: var(--icon-lg);
    flex-shrink: 0;
  }

  .testing-optimization-guide-tip-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .testing-optimization-guide-tip-title {
    color: #b8860b;
    font-size: var(--font-size-lg);
    font-weight: 600;
  }

  .testing-optimization-guide-tip-box .testing-optimization-guide-text {
    color: #856404;
    margin-bottom: 0;
  }

  /* SECTION 4: CASE STUDIES */
  .testing-optimization-guide-section-4 {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-4 {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-4 {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-content-4 {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-content-4 {
      gap: 2.5rem;
    }
  }

  .testing-optimization-guide-case-study {
    background-color: var(--color-bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-case-study {
      padding: 2rem;
      gap: 1.5rem;
    }
  }

  .testing-optimization-guide-case-title {
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
    font-weight: 600;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-case-title {
      font-size: var(--font-size-lg);
    }
  }

  .testing-optimization-guide-case-details {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-case-details {
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
    }
  }

  .testing-optimization-guide-case-detail {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }

  .testing-optimization-guide-case-label {
    color: var(--color-text-light);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .testing-optimization-guide-case-value {
    color: var(--color-text-dark);
    font-size: 0.875rem;
    font-weight: 500;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-case-value {
      font-size: var(--font-size-base);
    }
  }

  .testing-optimization-guide-case-explanation {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.8;
    margin-bottom: 0;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-case-explanation {
      font-size: var(--font-size-base);
    }
  }

  /* SECTION 5: MISTAKES */
  .testing-optimization-guide-section-5 {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-5 {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-5 {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-content-5 {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-content-5 {
      gap: 2.5rem;
    }
  }

  .testing-optimization-guide-mistakes-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-mistakes-list {
      gap: 2rem;
    }
  }

  .testing-optimization-guide-mistake-item {
    background-color: var(--color-bg-white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-danger);
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-mistake-item {
      padding: 2rem;
      gap: 1.5rem;
    }
  }

  .testing-optimization-guide-mistake-header {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 1rem;
  }

  .testing-optimization-guide-mistake-header i {
    color: var(--color-danger);
    font-size: var(--icon-lg);
    flex-shrink: 0;
    margin-top: 0.25rem;
  }

  .testing-optimization-guide-mistake-title {
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
    font-weight: 600;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-mistake-title {
      font-size: var(--font-size-lg);
    }
  }

  .testing-optimization-guide-mistake-item .testing-optimization-guide-text {
    color: var(--color-text-light);
  }

  /* SECTION 6: ACTION STEPS */
  .testing-optimization-guide-section-6 {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-section-6 {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-section-6 {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-content-6 {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-content-6 {
      gap: 2.5rem;
    }
  }

  .testing-optimization-guide-action-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-action-steps {
      gap: 2rem;
    }
  }

  .testing-optimization-guide-action-step {
    background-color: var(--color-bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border-top: 3px solid var(--color-primary);
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-action-step {
      padding: 2rem;
      gap: 1.5rem;
    }
  }

  .testing-optimization-guide-step-badge {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: fit-content;
  }

  .testing-optimization-guide-action-title {
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
    font-weight: 600;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-action-title {
      font-size: var(--font-size-lg);
    }
  }

  .testing-optimization-guide-action-step .testing-optimization-guide-text {
    color: var(--color-text-light);
  }

  .testing-optimization-guide-success-box {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-left: 4px solid var(--color-success);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
    align-items: flex-start;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-success-box {
      padding: 2rem;
      gap: 2rem;
    }
  }

  .testing-optimization-guide-success-icon {
    color: var(--color-success);
    font-size: var(--icon-lg);
    flex-shrink: 0;
  }

  .testing-optimization-guide-success-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .testing-optimization-guide-success-title {
    color: #155724;
    font-size: var(--font-size-lg);
    font-weight: 600;
  }

  .testing-optimization-guide-success-box .testing-optimization-guide-text {
    color: #155724;
    margin-bottom: 0;
  }

  /* CONCLUSION SECTION */
  .testing-optimization-guide-conclusion {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-conclusion {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-conclusion {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-conclusion-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 900px;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-conclusion-content {
      gap: 2rem;
    }
  }

  .testing-optimization-guide-conclusion-title {
    color: var(--color-text-dark);
    font-size: 1.75rem;
    line-height: 1.2;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-conclusion-title {
      font-size: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-conclusion-title {
      font-size: 2.5rem;
    }
  }

  .testing-optimization-guide-conclusion-text {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.8;
    margin-bottom: 0;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-conclusion-text {
      font-size: var(--font-size-base);
    }
  }

  /* RELATED POSTS SECTION */
  .testing-optimization-guide-related {
    background-color: var(--color-bg-white);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-related {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-related {
      padding: 5rem 0;
    }
  }

  .testing-optimization-guide-related-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-related-content {
      gap: 2.5rem;
    }
  }

  .testing-optimization-guide-related-title {
    color: var(--color-text-dark);
    font-size: 1.75rem;
    line-height: 1.2;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-related-title {
      font-size: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-related-title {
      font-size: 2.5rem;
    }
  }

  .testing-optimization-guide-related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-related-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .testing-optimization-guide-related-grid {
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
  }

  .testing-optimization-guide-related-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
  }

  .testing-optimization-guide-related-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
  }

  .testing-optimization-guide-related-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background-color: var(--color-bg-light);
  }

  .testing-optimization-guide-related-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
  }

  .testing-optimization-guide-related-card:hover .testing-optimization-guide-related-image img {
    transform: scale(1.05);
  }

  .testing-optimization-guide-related-card-title {
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1.4;
    padding: 1rem 1.5rem 0.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-related-card-title {
      font-size: var(--font-size-lg);
      padding: 1.5rem 1.5rem 0.75rem;
    }
  }

  .testing-optimization-guide-related-card-description {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.6;
    padding: 0 1.5rem;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-related-card-description {
      font-size: var(--font-size-base);
      padding: 0 1.5rem;
    }
  }

  .testing-optimization-guide-related-link {
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 1rem 1.5rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color var(--transition-base);
    margin-top: auto;
  }

  @media (min-width: 768px) {
    .testing-optimization-guide-related-link {
      font-size: var(--font-size-base);
      padding: 1.5rem;
    }
  }

  .testing-optimization-guide-related-link:hover {
    color: var(--color-primary-dark);
  }

/* Privacy Page Styles */
.info-portal {
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  font-family: var(--font-primary);
  line-height: 1.6;
  overflow: hidden;
}

.info-portal .container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.info-portal-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl) 0;
}

@media (min-width: 768px) {
  .info-portal-content {
    padding: var(--spacing-2xl) 0;
    gap: var(--spacing-xl);
  }
}

@media (min-width: 1024px) {
  .info-portal-content {
    padding: var(--spacing-3xl) 0;
  }
}

.info-portal h1 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

@media (min-width: 768px) {
  .info-portal h1 {
    font-size: var(--font-size-5xl);
  }
}

.info-portal .last-updated {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
  font-style: italic;
}

.info-portal h2 {
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--color-text-dark);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

@media (min-width: 768px) {
  .info-portal h2 {
    font-size: var(--font-size-4xl);
    margin-top: var(--spacing-2xl);
  }
}

.info-portal p {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

@media (min-width: 768px) {
  .info-portal p {
    font-size: var(--font-size-lg);
  }
}

.info-portal ul,
.info-portal ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .info-portal ul,
  .info-portal ol {
    margin-left: var(--spacing-xl);
  }
}

.info-portal li {
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-sm);
  line-height: 1.7;
}

@media (min-width: 768px) {
  .info-portal li {
    font-size: var(--font-size-lg);
  }
}

.info-portal .section-divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--spacing-2xl) 0;
}

@media (min-width: 768px) {
  .info-portal .section-divider {
    margin: var(--spacing-3xl) 0;
  }
}

.info-portal .contact-section {
  background-color: var(--color-bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
  .info-portal .contact-section {
    padding: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
  }
}

.info-portal .contact-item {
  margin-bottom: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

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

.info-portal .contact-label {
  font-weight: 600;
  color: var(--color-primary);
  font-size: var(--font-size-lg);
}

@media (min-width: 768px) {
  .info-portal .contact-label {
    font-size: var(--font-size-xl);
  }
}

.info-portal .contact-value {
  color: var(--color-text-dark);
  font-size: var(--font-size-base);
  word-break: break-word;
}

@media (min-width: 768px) {
  .info-portal .contact-value {
    font-size: var(--font-size-lg);
  }
}

.info-portal strong {
  color: var(--color-text-dark);
  font-weight: 600;
}

/* Thank You Page Styles */
/* Thank You Page Styles */
  
  .thank-page {
    background-color: var(--color-bg-light);
  }

  /* Hero Section */
  .thank-hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .thank-hero-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .thank-hero-section {
      padding: 6rem 0;
    }
  }

  .thank-hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .thank-icon {
    font-size: 3.5rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
    animation: bounce-icon 0.8s ease-in-out;
  }

  @media (min-width: 768px) {
    .thank-icon {
      font-size: 4.5rem;
      margin-bottom: var(--spacing-lg);
    }
  }

  @keyframes bounce-icon {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
  }

  .thank-hero-section h1 {
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    color: var(--color-bg-white);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
  }

  @media (min-width: 768px) {
    .thank-hero-section h1 {
      font-size: var(--font-size-5xl);
      margin-bottom: var(--spacing-md);
    }
  }

  .thank-lead {
    font-size: var(--font-size-xl);
    color: var(--color-bg-white);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
  }

  @media (min-width: 768px) {
    .thank-lead {
      font-size: var(--font-size-2xl);
      margin-bottom: var(--spacing-lg);
    }
  }

  .thank-description {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    line-height: 1.6;
  }

  @media (min-width: 768px) {
    .thank-description {
      font-size: var(--font-size-lg);
    }
  }

  /* Content Section */
  .thank-content-section {
    background-color: var(--color-bg-white);
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .thank-content-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .thank-content-section {
      padding: 6rem 0;
    }
  }

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

  @media (min-width: 768px) {
    .thank-content-wrapper {
      gap: var(--spacing-xl);
    }
  }

  .thank-message-box {
    background-color: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
  }

  @media (min-width: 768px) {
    .thank-message-box {
      padding: var(--spacing-xl);
    }
  }

  .thank-message-box h2 {
    font-family: var(--font-display);
    font-size: var(--font-size-3xl);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-lg);
  }

  @media (min-width: 768px) {
    .thank-message-box h2 {
      font-size: var(--font-size-4xl);
      margin-bottom: var(--spacing-xl);
    }
  }

  .thank-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
  }

  @media (min-width: 768px) {
    .thank-checklist {
      gap: var(--spacing-lg);
    }
  }

  .thank-checklist li {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-md);
    color: var(--color-text-dark);
    font-size: var(--font-size-base);
    line-height: 1.6;
  }

  @media (min-width: 768px) {
    .thank-checklist li {
      font-size: var(--font-size-lg);
      gap: var(--spacing-lg);
    }
  }

  .thank-checklist i {
    color: var(--color-success);
    font-size: var(--icon-md);
    margin-top: 2px;
    flex-shrink: 0;
  }

  @media (min-width: 768px) {
    .thank-checklist i {
      font-size: var(--icon-lg);
      margin-top: 3px;
    }
  }

  .thank-info-box {
    background-color: var(--color-primary-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
  }

  @media (min-width: 768px) {
    .thank-info-box {
      padding: var(--spacing-xl);
    }
  }

  .thank-info-box h3 {
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-md);
  }

  @media (min-width: 768px) {
    .thank-info-box h3 {
      font-size: var(--font-size-3xl);
      margin-bottom: var(--spacing-lg);
    }
  }

  .thank-info-box p {
    color: var(--color-primary-dark);
    font-size: var(--font-size-base);
    line-height: 1.7;
  }

  @media (min-width: 768px) {
    .thank-info-box p {
      font-size: var(--font-size-lg);
    }
  }

  /* Button Styles */
  .thank-btn {
    align-self: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
  }

  @media (min-width: 768px) {
    .btn {
      padding: var(--spacing-md) var(--spacing-lg);
      font-size: var(--font-size-base);
    }
  }

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

  .btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
  }

  .btn-primary:active {
    transform: translateY(0);
  }

  /* Responsive Container */
  .container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
  }

  @media (min-width: 768px) {
    .container {
      padding: 0 var(--spacing-lg);
    }
  }

  @media (min-width: 1024px) {
    .container {
      padding: 0 var(--spacing-xl);
    }
  }

  /* Accessibility */
  @media (prefers-reduced-motion: reduce) {
    .thank-icon {
      animation: none;
    }

    .btn {
      transition: none;
    }
  }

/* 404 Page Styles */
/* ============================================
     ERROR PAGE - MAIN STYLES
     ============================================ */

  .main {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }

  /* ============================================
     HERO SECTION
     ============================================ */

  .error-hero-section {
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, #1a2e5c 100%);
    padding: 3rem 0;
    flex: 1;
    display: flex;
    align-items: center;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .error-hero-section {
      padding: 5rem 0;
    }
  }

  @media (min-width: 1024px) {
    .error-hero-section {
      padding: 6rem 0;
    }
  }

  .error-hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
    justify-content: center;
  }

  @media (min-width: 768px) {
    .error-hero-content {
      flex-direction: row;
      gap: 3rem;
    }
  }

  @media (min-width: 1024px) {
    .error-hero-content {
      gap: 4rem;
    }
  }

  /* ============================================
     ERROR ILLUSTRATION
     ============================================ */

  .error-illustration {
    position: relative;
    width: 200px;
    height: 200px;
    flex-shrink: 0;
  }

  @media (min-width: 768px) {
    .error-illustration {
      width: 250px;
      height: 250px;
    }
  }

  @media (min-width: 1024px) {
    .error-illustration {
      width: 300px;
      height: 300px;
    }
  }

  .error-circle-outer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    animation: pulse-ring 3s ease-in-out infinite;
  }

  .error-circle-inner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 85%;
    height: 85%;
    background: radial-gradient(circle at 30% 30%, #3b82f6, #1e40af);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
  }

  .error-number {
    font-size: 4rem;
    font-weight: 900;
    color: var(--color-bg-white);
    font-family: var(--font-display);
    letter-spacing: -2px;
  }

  @media (min-width: 768px) {
    .error-number {
      font-size: 5rem;
    }
  }

  @media (min-width: 1024px) {
    .error-number {
      font-size: 6rem;
    }
  }

  /* ============================================
     FLOATING ELEMENTS
     ============================================ */

  .error-floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
  }

  .floating-item {
    position: absolute;
    width: 3rem;
    height: 3rem;
    background-color: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-bg-white);
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
    animation: float 4s ease-in-out infinite;
  }

  @media (min-width: 768px) {
    .floating-item {
      width: 3.5rem;
      height: 3.5rem;
      font-size: 1.75rem;
    }
  }

  .floating-item-1 {
    top: -15%;
    left: -10%;
    animation-delay: 0s;
  }

  .floating-item-2 {
    top: 60%;
    right: -15%;
    animation-delay: 0.5s;
  }

  .floating-item-3 {
    bottom: -10%;
    left: 15%;
    animation-delay: 1s;
  }

  /* ============================================
     ERROR CONTENT TEXT
     ============================================ */

  .error-content-text {
    flex: 1;
    color: var(--color-bg-white);
    text-align: center;
  }

  @media (min-width: 768px) {
    .error-content-text {
      text-align: left;
    }
  }

  .error-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-bg-white);
    font-family: var(--font-display);
  }

  @media (min-width: 768px) {
    .error-title {
      font-size: 2.75rem;
    }
  }

  @media (min-width: 1024px) {
    .error-title {
      font-size: 3.25rem;
    }
  }

  .error-subtitle {
    font-size: 1.25rem;
    font-weight: 600;
    color: #dbeafe;
    margin-bottom: 1rem;
  }

  @media (min-width: 768px) {
    .error-subtitle {
      font-size: 1.5rem;
    }
  }

  .error-description {
    font-size: 0.875rem;
    color: #bfdbfe;
    line-height: 1.6;
    margin-bottom: 2rem;
  }

  @media (min-width: 768px) {
    .error-description {
      font-size: 1rem;
    }
  }

  /* ============================================
     HELP SECTION
     ============================================ */

  .error-help-section {
    background-color: var(--color-bg-light);
    padding: 3rem 0;
    overflow: hidden;
  }

  @media (min-width: 768px) {
    .error-help-section {
      padding: 4rem 0;
    }
  }

  @media (min-width: 1024px) {
    .error-help-section {
      padding: 5rem 0;
    }
  }

  .error-help-content {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
  }

  @media (min-width: 1024px) {
    .error-help-content {
      gap: 3rem;
    }
  }

  .help-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--color-text-dark);
    text-align: center;
    font-family: var(--font-display);
  }

  @media (min-width: 768px) {
    .help-title {
      font-size: 2.25rem;
    }
  }

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

  /* ============================================
     HELP GRID
     ============================================ */

  .help-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  @media (min-width: 768px) {
    .help-grid {
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
    }
  }

  @media (min-width: 1024px) {
    .help-grid {
      gap: 2.5rem;
    }
  }

  /* ============================================
     HELP CARDS
     ============================================ */

  .help-card {
    background-color: var(--color-bg-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  @media (min-width: 768px) {
    .help-card {
      padding: 2rem;
      gap: 1.25rem;
    }
  }

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

  .help-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, #e0e7ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
    font-size: 1.75rem;
  }

  @media (min-width: 768px) {
    .help-icon {
      width: 4rem;
      height: 4rem;
      font-size: 2rem;
    }
  }

  .help-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-dark);
  }

  @media (min-width: 768px) {
    .help-card-title {
      font-size: 1.25rem;
    }
  }

  .help-card-text {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.6;
  }

  @media (min-width: 768px) {
    .help-card-text {
      font-size: 0.9375rem;
    }
  }

  /* ============================================
     ERROR ACTION
     ============================================ */

  .error-action {
    display: flex;
    justify-content: center;
    padding-top: 1rem;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
  }

  @media (min-width: 768px) {
    .btn {
      padding: 1rem 2rem;
      font-size: 1rem;
    }
  }

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

  .btn-primary:hover {
    background-color: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
  }

  .btn-primary:active {
    transform: translateY(0);
  }

  /* ============================================
     ANIMATIONS
     ============================================ */

  @keyframes pulse-ring {
    0% {
      transform: translate(-50%, -50%) scale(1);
      opacity: 1;
    }
    50% {
      transform: translate(-50%, -50%) scale(1.1);
      opacity: 0.7;
    }
    100% {
      transform: translate(-50%, -50%) scale(1);
      opacity: 1;
    }
  }

  @keyframes float {
    0%, 100% {
      transform: translateY(0px);
    }
    50% {
      transform: translateY(-20px);
    }
  }

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

  @media (prefers-reduced-motion: reduce) {
    .error-circle-outer,
    .floating-item {
      animation: none;
    }

    .help-card:hover {
      transform: none;
    }

    .btn:hover {
      transform: none;
    }
  }

  @media (prefers-contrast: more) {
    .error-circle-outer {
      border-width: 4px;
    }

    .help-card {
      border-width: 3px;
    }
  }

  /* ============================================
     CONTAINER
     ============================================ */

  .container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 1rem;
  }

  @media (min-width: 768px) {
    .container {
      padding: 0 2rem;
    }
  }

  @media (min-width: 1024px) {
    .container {
      padding: 0 3rem;
    }
  }