/* Modern Design System - Dark Mode */
:root {
  /* Colors */
  --primary-color: #60a5fa;
  --primary-dark: #3b82f6;
  --primary-light: #93c5fd;
  --secondary-color: #94a3b8;
  --accent-color: #22d3ee;

  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-light: #94a3b8;

  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-dark: #020617;

  --border-color: #334155;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.6);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Space Grotesk', var(--font-primary);

  /* Spacing */
  --spacing-unit: 8px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

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

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

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

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

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

a:hover {
  color: var(--primary-dark);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background-color: rgba(15, 23, 42, 0.95);
  border-bottom-color: var(--border-color);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 3);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 1.5);
}

.nav-logo-image {
  width: 32px;
  height: 32px;
  transition: transform var(--transition-base);
}

.nav-logo:hover .nav-logo-image {
  transform: rotate(5deg) scale(1.05);
}

.nav-menu {
  display: flex;
  gap: calc(var(--spacing-unit) * 4);
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--text-primary);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: all var(--transition-base);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
  padding: calc(var(--spacing-unit) * 10) calc(var(--spacing-unit) * 3);
}

.hero-content {
  max-width: 900px;
  text-align: center;
  animation: fadeInUp 0.8s ease-out;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  margin-bottom: calc(var(--spacing-unit) * 2);
  background: linear-gradient(135deg, #ffffff 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: calc(var(--spacing-unit) * 3);
  font-weight: 500;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: calc(var(--spacing-unit) * 5);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: calc(var(--spacing-unit) * 2);
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

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

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

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

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: calc(var(--spacing-unit) * 4);
  left: 50%;
  transform: translateX(-50%);
}

.scroll-indicator a {
  display: block;
  width: 30px;
  height: 50px;
  border: 2px solid var(--text-secondary);
  border-radius: 20px;
  position: relative;
}

.scroll-indicator span {
  position: absolute;
  top: 10px;
  left: 50%;
  width: 6px;
  height: 6px;
  margin-left: -3px;
  background-color: var(--text-secondary);
  border-radius: 50%;
  animation: scroll 2s infinite;
}

@keyframes scroll {
  0% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateY(20px);
  }
}

/* Sections */
section {
  padding: calc(var(--spacing-unit) * 12) calc(var(--spacing-unit) * 3);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 8);
}

.section-header h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  margin: 0 auto;
  border-radius: 2px;
}

/* About Section */
.about-section {
  background-color: var(--bg-primary);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
}

.about-content.fade-in {
  opacity: 1;
  transform: translateY(0);
}

.about-text p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: calc(var(--spacing-unit) * 3);
  line-height: 1.8;
}

.about-text a {
  font-weight: 500;
  position: relative;
}

/* Expertise Section */
.expertise-section {
  background-color: var(--bg-dark);
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
}

.expertise-card {
  background-color: var(--bg-secondary);
  padding: calc(var(--spacing-unit) * 4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(20px);
}

.expertise-card.fade-in {
  opacity: 1;
  transform: translateY(0);
}

.expertise-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.expertise-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.expertise-icon i {
  font-size: 1.75rem;
  color: white;
}

.expertise-card h3 {
  font-size: 1.5rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--text-primary);
}

.expertise-card p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Connect Section */
.connect-section {
  background-color: var(--bg-primary);
}

.social-links {
  display: flex;
  gap: calc(var(--spacing-unit) * 3);
  justify-content: center;
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
  padding: calc(var(--spacing-unit) * 3);
  border-radius: var(--radius-lg);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  min-width: 140px;
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(20px);
}

.social-link.fade-in {
  opacity: 1;
  transform: translateY(0);
}

.social-link i {
  font-size: 2rem;
  color: var(--primary-color);
}

.social-link span {
  font-weight: 500;
  color: var(--text-secondary);
}

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

.social-link:hover i {
  color: var(--primary-dark);
}

.social-link:hover span {
  color: var(--text-primary);
}

/* Footer */
.site-footer {
  background-color: #020617;
  color: var(--text-light);
  text-align: center;
  padding: calc(var(--spacing-unit) * 6) calc(var(--spacing-unit) * 3);
  border-top: 1px solid var(--border-color);
}

.site-footer p {
  margin-bottom: calc(var(--spacing-unit) * 1);
}

.site-footer a {
  color: var(--primary-color);
}

.site-footer a:hover {
  color: var(--primary-light);
}

.footer-note {
  font-size: 0.9rem;
  opacity: 0.7;
}

/* Blog Page Styles */
.blog-container {
  max-width: 900px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 15) calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 8);
}

.blog-header {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 8);
}

.blog-header h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.blog-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
}

.blog-posts {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 4);
}

.blog-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: calc(var(--spacing-unit) * 4);
  transition: all var(--transition-base);
}

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

.blog-meta {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
  margin-bottom: calc(var(--spacing-unit) * 2);
  flex-wrap: wrap;
}

.blog-date {
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 500;
}

.blog-tags {
  display: flex;
  gap: calc(var(--spacing-unit) * 1);
  flex-wrap: wrap;
}

.blog-tag {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: calc(var(--spacing-unit) * 0.5) calc(var(--spacing-unit) * 2);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  display: inline-block;
}

.blog-tag:hover {
  background-color: var(--primary-color);
  color: var(--bg-dark);
  transform: translateY(-2px);
}

.blog-title {
  font-size: 1.75rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.blog-title a {
  color: var(--text-primary);
}

.blog-title a:hover {
  color: var(--primary-color);
}

.blog-excerpt {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 1);
  font-weight: 600;
  color: var(--primary-color);
}

.blog-read-more i {
  transition: transform var(--transition-fast);
}

.blog-read-more:hover i {
  transform: translateX(4px);
}

.no-posts {
  text-align: center;
  padding: calc(var(--spacing-unit) * 8) 0;
  color: var(--text-secondary);
}

/* Page Layout (for blog page) */
.page-content {
  max-width: 900px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 15) calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 8);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-logo-image {
    width: 24px;
    height: 24px;
  }

  .nav-logo {
    font-size: 1rem;
    gap: calc(var(--spacing-unit) * 1);
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--bg-secondary);
    flex-direction: column;
    padding: calc(var(--spacing-unit) * 3);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: all var(--transition-base);
  }

  .nav-menu.active {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
  }

  .hero {
    padding: calc(var(--spacing-unit) * 15) calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 8);
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  section {
    padding: calc(var(--spacing-unit) * 8) calc(var(--spacing-unit) * 2);
  }

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

  .social-links {
    flex-direction: column;
  }

  .social-link {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: calc(var(--spacing-unit) * 2);
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .blog-card {
    padding: calc(var(--spacing-unit) * 3);
  }
}

/* Print styles */
@media print {
  .navbar,
  .scroll-indicator,
  .nav-toggle {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: calc(var(--spacing-unit) * 4);
  }
}

/* ===== SEO ENHANCEMENTS ===== */

/* Breadcrumbs */
.breadcrumbs {
  margin-bottom: calc(var(--spacing-unit) * 3);
  font-size: 0.9rem;
}

.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing-unit) * 1);
  align-items: center;
}

.breadcrumbs li {
  display: flex;
  align-items: center;
}

.breadcrumbs li:not(:last-child)::after {
  content: "›";
  margin-left: calc(var(--spacing-unit) * 1);
  color: var(--text-light);
}

.breadcrumbs a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.breadcrumbs li:last-child span {
  color: var(--text-light);
}

/* Author Bio */
.author-bio {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 3);
  padding: calc(var(--spacing-unit) * 4);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin: calc(var(--spacing-unit) * 6) 0;
}

.author-avatar {
  flex-shrink: 0;
}

.author-avatar i {
  font-size: 4rem;
  color: var(--primary-color);
}

.author-info h3 {
  margin-bottom: calc(var(--spacing-unit) * 1);
  color: var(--text-primary);
}

.author-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Table of Contents */
.table-of-contents {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: calc(var(--spacing-unit) * 4);
  margin: calc(var(--spacing-unit) * 6) 0;
}

.toc-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(var(--spacing-unit) * 2);
  margin-bottom: calc(var(--spacing-unit) * 3);
  font-size: 1.25rem;
  color: var(--primary-color);
  user-select: none;
  transition: color var(--transition-fast);
}

.toc-title:hover {
  color: var(--primary-dark);
}

.toc-chevron {
  margin-left: auto;
  transition: transform var(--transition-base);
  font-size: 1rem;
}

.toc-chevron.rotated {
  transform: rotate(-180deg);
}

#toc-list {
  max-height: 1000px;
  overflow: hidden;
  transition: max-height var(--transition-base), opacity var(--transition-base);
  opacity: 1;
}

#toc-list.toc-collapsed {
  max-height: 0;
  opacity: 0;
  margin-bottom: calc(var(--spacing-unit) * -3);
}

#toc-list ul {
  list-style: none;
  padding: 0;
}

#toc-list li {
  padding: calc(var(--spacing-unit) * 1.5) 0;
  border-bottom: 1px solid var(--border-color);
}

#toc-list li:last-child {
  border-bottom: none;
}

#toc-list li.toc-h3 {
  padding-left: calc(var(--spacing-unit) * 3);
  font-size: 0.95rem;
}

#toc-list a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

#toc-list a:hover {
  color: var(--primary-color);
}

/* Related Posts */
.related-posts {
  margin: calc(var(--spacing-unit) * 8) 0;
  padding-top: calc(var(--spacing-unit) * 6);
  border-top: 2px solid var(--border-color);
}

.related-posts h2 {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
  margin-bottom: calc(var(--spacing-unit) * 4);
  font-size: 1.75rem;
  color: var(--text-primary);
}

.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--spacing-unit) * 3);
}

.related-post-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: calc(var(--spacing-unit) * 4);
  transition: all var(--transition-base);
}

.related-post-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.related-post-card h3 {
  margin-bottom: calc(var(--spacing-unit) * 2);
  font-size: 1.1rem;
}

.related-post-card h3 a {
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.related-post-card h3 a:hover {
  color: var(--primary-color);
}

.related-post-date {
  color: var(--text-light);
  font-size: 0.85rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.related-post-excerpt {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Tags Page Styles */
.tags-container {
  max-width: 900px;
  margin: 0 auto;
}

.tags-header {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 8);
}

.tags-header h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.tags-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
}

.tags-list {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 6);
}

.tag-section {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: calc(var(--spacing-unit) * 4);
  transition: all var(--transition-base);
}

.tag-section:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.tag-title {
  font-size: 1.75rem;
  margin-bottom: calc(var(--spacing-unit) * 3);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
}

.tag-title::before {
  content: "#";
  opacity: 0.5;
}

.tag-posts ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tag-posts li {
  padding: calc(var(--spacing-unit) * 2) 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
}

.tag-posts li:last-child {
  border-bottom: none;
}

.tag-posts a {
  color: var(--text-primary);
  font-weight: 500;
  font-size: 1.1rem;
  flex: 1;
  transition: color var(--transition-fast);
}

.tag-posts a:hover {
  color: var(--primary-color);
}

.post-date-inline {
  color: var(--text-light);
  font-size: 0.9rem;
  white-space: nowrap;
}

/* Pagination Styles */
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: calc(var(--spacing-unit) * 8);
  padding: calc(var(--spacing-unit) * 4);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

.pagination-prev,
.pagination-next {
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-weight: 500;
  transition: all var(--transition-base);
}

.pagination-prev:hover,
.pagination-next:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--bg-primary);
}

.pagination-prev.disabled,
.pagination-next.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.pagination-info {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Post Meta Updates */
.post-updated {
  margin-left: calc(var(--spacing-unit) * 2);
}

@media (max-width: 768px) {
  .author-bio {
    flex-direction: column;
    text-align: center;
  }

  .related-posts-grid {
    grid-template-columns: 1fr;
  }

  .tag-posts li {
    flex-direction: column;
    align-items: flex-start;
  }

  .post-date-inline {
    font-size: 0.85rem;
  }

  .pagination {
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
  }

  .breadcrumbs {
    font-size: 0.8rem;
  }
}