/* CSS Variables for consistent design */
:root {
  /* Color Palette */
  --primary-color: #4a90e2;
  --primary-color-dark: #3a7bc8;
  --primary-color-light: #5fa6e8;
  --secondary-color: #50c878;
  --secondary-color-dark: #3eb365;
  --secondary-color-light: #64d287;
  --accent-color: #ff6b6b;
  --accent-color-dark: #e55a5a;
  --accent-color-light: #ff7e7e;
  --text-color: #333;
  --text-color-light: #666;
  --text-color-lighter: #999;
  --text-color-inverted: #ffffff;
  --background-color: #f8f9fa;
  --background-color-light: #ffffff;
  --background-color-dark: #f0f2f5;
  --card-background: #ffffff;
  --border-color: #e0e0e0;
  --border-color-light: #f0f0f0;
  --border-color-dark: #d0d0d0;
  
  /* Spacing Scale */
  --spacing-xs: -0.1rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* Typography */
  --font-family-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-family-secondary: 'Georgia', 'Times New Roman', serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 1.875rem;
  --font-size-3xl: 2.25rem;
  --font-size-4xl: 3rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Layout */
  --container-max-width: 1200px;
  --container-padding: 20px;
  --content-max-width: 800px;
  --sidebar-width: 300px;
  --header-height: 70px;
  --footer-height: auto;
  --mobile-breakpoint: 768px;
  --tablet-breakpoint: 992px;
  
  /* Border and Shadow */
  --border-radius: 8px;
  --border-radius-sm: 4px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --border-radius-full: 50px;
  --border-width: 1px;
  --border-style: solid;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
  --shadow-hover: 0 10px 20px rgba(0, 0, 0, 0.15);
  
  /* Transition and Animation */
  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;
  --transition-slow: all 0.5s ease;
  --transition-duration: 0.3s;
  --animation-easing: cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Component-specific variables */
  --button-height: 40px;
  --button-padding: 12px 24px;
  --button-padding-sm: 8px 16px;
  --button-padding-lg: 16px 32px;
  --button-radius: 6px;
  --input-height: 46px;
  --input-padding: 12px 16px;
  --input-radius: 6px;
  --input-border-width: 1px;
  --input-shadow-focus: 0 0 0 3px rgba(74, 144, 226, 0.2);
  
  /* Z-index scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* Color RGB values for use with opacity */
  --primary-color-rgb: 74, 144, 226;
  --secondary-color-rgb: 80, 200, 120;
  --accent-color-rgb: 255, 107, 107;
  --text-color-rgb: 51, 51, 51;
  --border-color-rgb: 224, 224, 224;
  --card-background-rgb: 255, 255, 255;
  --background-color-rgb: 248, 249, 250;
}

/* CSS Optimizations */
img {
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

/* Optimized animations */
*, *::before, *::after {
  box-sizing: border-box;
  transition: none;
}

/* Enable hardware acceleration */
.featured-card,
.post-card,
.nav-btn,
.back-to-blog,
.article-modal,
.scroll-to-top {
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}

/* Optimized transitions */
.featured-card:hover,
.post-card:hover,
.nav-btn:hover,
.back-to-blog:hover,
.scroll-to-top:hover {
  transition: transform 0.3s ease;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .featured-card,
  .post-card,
  .nav-btn,
  .back-to-blog,
  .article-modal,
  .scroll-to-top {
    will-change: auto;
    transform: none;
  }
}

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

body {
  font-family: var(--font-family-primary);
  line-height: var(--line-height-normal);
  color: var(--text-color);
  background-color: var(--background-color);
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

a:hover {
  color: var(--secondary-color);
}

img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
}

/* Header Styles */
.header {
  background-color: var(--card-background);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
}

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

.logo h1 {
  color: var(--primary-color);
  font-size: 1.8rem;
}

.logo i {
  margin-right: 8px;
  color: var(--secondary-color);
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
}

.nav-menu li {
  margin-left: 25px;
}

.nav-menu a {
  color: var(--text-color);
  font-weight: 500;
  position: relative;
  padding: 5px 0;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary-color);
}

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

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

.search-icon a {
  padding: 8px;
  border-radius: 50%;
  transition: var(--transition);
}

.search-icon a:hover {
  background-color: #f0f0f0;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  margin: 3px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* Featured Posts Section */
.featured-posts {
  padding: calc(var(--spacing-xl) * 2) 0;
  background-color: var(--background-color);
}

.section-title {
  font-size: var(--font-size-3xl);
  margin-bottom: calc(var(--spacing-lg) + 10px);
  text-align: center;
  color: var(--text-color);
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: calc(var(--spacing-xs) * 2);
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: calc(var(--spacing-lg) + 10px);
}

.featured-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  animation: fadeInUp 0.6s ease;
}

.featured-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-hover);
}

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

.featured-content {
  padding: calc(var(--spacing-lg) + 10px);
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--light-text-color);
}

.post-meta span {
  display: flex;
  align-items: center;
}

.post-meta i {
  margin-right: 5px;
}

.post-meta .category {
  background-color: var(--primary-color);
  color: white;
  padding: 3px 8px;
  border-radius: 15px;
  font-size: 0.8rem;
}

.featured-content h3 {
  font-size: 1.4rem;
  margin-bottom: 10px;
  color: var(--text-color);
}

.featured-content p {
  margin-bottom: 15px;
  color: var(--light-text-color);
}

.read-more {
  display: inline-block;
  background-color: var(--primary-color);
  color: var(--text-color-inverted);
  padding: var(--button-padding-sm);
  border-radius: 20px;
  font-weight: var(--font-weight-medium);
  transition: var(--transition);
}

.read-more:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
}

.post-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  background-color: #25D366;
  color: white;
  padding: var(--button-padding-sm);
  border-radius: 20px;
  font-weight: var(--font-weight-medium);
  transition: var(--transition);
  text-decoration: none;
  gap: 5px;
}

.share-btn:hover {
  background-color: #128C7E;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.share-btn i {
  font-size: 1rem;
}

/* Main Content */
.main-content {
  padding: calc(var(--spacing-xl) * 2) 0;
}

.content-wrapper {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: calc(var(--spacing-lg) + 10px);
}

.blog-posts {
  animation: fadeIn 0.8s ease;
}

.post-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: calc(var(--spacing-lg) + 10px);
  transition: var(--transition);
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.post-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.post-content {
  padding: calc(var(--spacing-lg) + 10px);
}

.post-content h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
  color: var(--text-color);
}

.post-content p {
  margin-bottom: 15px;
  color: var(--light-text-color);
}

.post-stats {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  font-size: 0.9rem;
  color: var(--light-text-color);
}

.post-stats i {
  margin-right: 5px;
}

/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-lg) + 10px);
}

.widget {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: calc(var(--spacing-lg) + 5px);
  box-shadow: var(--shadow);
  animation: fadeIn 0.8s ease;
}

.widget h3 {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: calc(var(--border-width) * 2) var(--border-style) var(--border-color);
  color: var(--text-color);
}

/* Search Widget */
.search-box {
  display: flex;
  border: var(--border-width) var(--border-style) var(--border-color);
  border-radius: 30px;
  overflow: hidden;
}

.search-box input {
  flex: 1;
  padding: var(--input-padding);
  border: none;
  outline: none;
  font-size: var(--font-size-base);
}

.search-box button {
  background-color: var(--primary-color);
  color: var(--text-color-inverted);
  border: none;
  padding: 0 15px;
  cursor: pointer;
  transition: var(--transition);
}

.search-box button:hover {
  background-color: var(--secondary-color);
}

/* Categories Widget */
.categories-list {
  list-style: none;
}

.categories-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

.categories-list li:last-child {
  border-bottom: none;
}

.categories-list a {
  display: flex;
  justify-content: space-between;
  color: var(--light-text-color);
}

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

.categories-list span {
  background-color: #f0f0f0;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.8rem;
}

/* Recent Posts Widget */
.recent-posts-list {
  list-style: none;
}

.recent-posts-list li {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.recent-posts-list img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 5px;
}

.post-info a {
  display: block;
  margin-bottom: 5px;
  color: var(--text-color);
  font-weight: 500;
}

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

.post-info .date {
  font-size: 0.8rem;
  color: var(--light-text-color);
}

/* Newsletter Widget */
.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.newsletter-form input {
  padding: 10px 15px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  outline: none;
}

.newsletter-form button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 5px;
  cursor: pointer;
  transition: var(--transition);
}

.newsletter-form button:hover {
  background-color: var(--secondary-color);
}

/* Social Widget */
.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: transparent;
  color: var(--text-color);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.social-links a:hover {
  transform: translateY(-3px);
}

.social-links a i {
  font-size: 1.2rem;
}

/* Colorful social media icons */
.social-links a:nth-child(1) i {
  /* Facebook */
  color: #3b5998;
}

.social-links a:nth-child(2) i {
  /* Twitter */
  color: #1da1f2;
}

.social-links a:nth-child(3) i {
  /* Instagram */
  color: #e1306c;
}

.social-links a:nth-child(4) i {
  /* LinkedIn */
  color: #0077b5;
}

.social-links a:nth-child(5) i {
  /* YouTube */
  color: #ff0000;
}

/* Colorful social media icons in footer */
.footer .social-links a:nth-child(1) i {
  /* Facebook */
  color: #3b5998;
}

.footer .social-links a:nth-child(2) i {
  /* Twitter */
  color: #1da1f2;
}

.footer .social-links a:nth-child(3) i {
  /* Instagram */
  color: #e1306c;
}

.footer .social-links a:nth-child(4) i {
  /* LinkedIn */
  color: #0077b5;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
}

.pagination a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--card-background);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Comments Section */
.comments-section {
  padding: 40px 0;
  background-color: var(--background-color);
}

.comments-container {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow);
}

.comment-form h3 {
  margin-bottom: 20px;
  color: var(--text-color);
}

.form-group {
  margin-bottom: 15px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  outline: none;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(74, 144, 226, 0.2);
}

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

.submit-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 5px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1rem;
}

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

.comments-list {
  margin-top: 40px;
}

.comment {
  padding: 20px;
  border-radius: var(--border-radius);
  background-color: #f9f9f9;
  margin-bottom: 20px;
  animation: fadeIn 0.5s ease;
}

.comment:last-child {
  margin-bottom: 0;
}

.comment-author {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.comment-author img {
  width: 50px;
  height: 50px;
  object-fit: cover;
  margin-right: 15px;
  border-radius: 50%;
}

.author-info h4 {
  margin-bottom: 5px;
  color: var(--text-color);
}

.author-info .date {
  font-size: 0.9rem;
  color: var(--light-text-color);
}

.comment p {
  margin-bottom: 10px;
  color: var(--text-color);
}

.comment-actions {
  display: flex;
  gap: 15px;
}

.comment-actions a {
  color: var(--light-text-color);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
}

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

.comment-actions i {
  margin-right: 5px;
}

/* Contact Section */
.contact-section {
  padding: calc(var(--spacing-xl) * 2) 0;
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-lg) + 10px);
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: calc(var(--spacing-lg) + 10px);
  box-shadow: var(--shadow);
}

.contact-info h3 {
  margin-bottom: 15px;
  color: var(--text-color);
}

.contact-details {
  margin-top: 20px;
}

.detail {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.detail i {
  width: 30px;
  color: var(--primary-color);
  font-size: 1.2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

/* Footer */
.footer {
  background-color: #2c3e50;
  color: white;
  padding: 40px 0 20px;
  margin-top: 40px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

.footer-section h3 {
  margin-bottom: 15px;
  color: white;
}

.footer-section p {
  color: #bdc3c7;
  margin-bottom: 15px;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul a {
  color: #bdc3c7;
  transition: var(--transition);
}

.footer-section ul a:hover {
  color: var(--secondary-color);
  padding-left: 5px;
}

.footer-newsletter {
  display: flex;
  margin-top: 15px;
}

.footer-newsletter input {
  flex: 1;
  padding: 10px 15px;
  border: none;
  border-radius: var(--input-radius) 0 0 var(--input-radius);
  outline: none;
}

.footer-newsletter button {
  background-color: var(--primary-color);
  color: var(--text-color-inverted);
  border: none;
  padding: 0 15px;
  border-radius: 0 var(--input-radius) var(--input-radius) 0;
  cursor: pointer;
  transition: var(--transition);
}

.footer-newsletter button:hover {
  background-color: var(--secondary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #34495e;
  color: #bdc3c7;
}

.footer-bottom i {
  color: var(--accent-color);
}

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

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

/* Article Modal */
.article-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.article-modal.show {
  opacity: 1;
  visibility: visible;
}

.article-modal-content {
  background: linear-gradient(135deg, var(--card-background) 0%, var(--background-color-dark) 100%);
  border-radius: var(--border-radius-xl);
  width: 90%;
  max-width: 850px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: var(--transition);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0, 0, 0, 0.05);
}

.article-modal.show .article-modal-content {
  transform: scale(1) translateY(0);
}

.article-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid rgba(var(--border-color-rgb), 0.3);
  position: relative;
  background: rgba(var(--card-background-rgb), 0.95);
  backdrop-filter: blur(10px);
}

.close-btn {
  position: absolute;
  top: var(--spacing-lg);
  right: calc(var(--spacing-lg) + 5px);
  background: rgba(0, 0, 0, 0.1);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-full);
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-color);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-btn:hover {
  background: rgba(0, 0, 0, 0.15);
  color: var(--accent-color);
  transform: scale(1.1);
}

.article-header h2 {
  margin: 0 0 var(--spacing-lg) 0;
  color: var(--text-color);
  font-size: var(--font-size-3xl);
  line-height: 1.3;
  font-weight: var(--font-weight-bold);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  font-size: var(--font-size-base);
  color: var(--text-color-light);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(var(--border-color-rgb), 0.2);
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.article-meta .author {
  font-weight: var(--font-weight-semibold);
  color: var(--primary-color);
}

.article-meta .date {
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-meta .date i,
.article-meta .category i {
  font-size: 0.9rem;
  opacity: 0.7;
}

.article-meta .category {
  background-color: var(--primary-color);
  color: var(--text-color-inverted);
  padding: calc(var(--spacing-xs) - 2px) var(--spacing-sm);
  border-radius: 15px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.article-body {
  padding: 0;
}

.article-img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  border-radius: 0;
  margin-bottom: 0;
}

.article-content {
  padding: calc(var(--spacing-xl) + 5px);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-md);
}

.article-content p {
  margin-bottom: var(--spacing-lg);
  color: var(--text-color);
  line-height: var(--line-height-relaxed);
}

.article-content h3 {
  margin: calc(var(--spacing-lg) + 5px) 0 var(--spacing-md) 0;
  font-size: var(--font-size-xl);
  color: var(--primary-color);
}

.article-content ul, 
.article-content ol {
  margin: var(--spacing-md) 0 var(--spacing-md) 20px;
  padding-left: 20px;
}

.article-content li {
  margin-bottom: var(--spacing-xs);
}

.article-navigation {
  padding: calc(var(--spacing-lg) + 5px) var(--spacing-xl);
  border-top: 1px solid rgba(var(--border-color-rgb), 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(var(--card-background-rgb), 0.95);
  backdrop-filter: blur(10px);
}

.nav-btn {
    background-color: rgba(var(--border-color-rgb), 0.5);
    border: 1px solid var(--border-color);
    padding: var(--button-padding-sm);
    border-radius: var(--border-radius-full);
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    min-width: 50px;
    min-height: 50px;
    box-shadow: var(--shadow-sm);
}

.nav-btn:hover {
    background-color: var(--primary-color);
    color: var(--text-color-inverted);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.back-to-blog {
    background-color: var(--primary-color);
    color: var(--text-color-inverted);
    padding: var(--button-padding-sm);
    border-radius: var(--border-radius-full);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    min-width: auto;
    min-height: 50px;
    border: none;
    font-weight: var(--font-weight-semibold);
    box-shadow: 0 4px 15px rgba(var(--primary-color-rgb), 0.3);
}

.back-to-blog:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(var(--secondary-color-rgb), 0.4);
}

.share-btn-modal {
    background-color: #25D366;
    color: white;
    padding: var(--button-padding-sm);
    border-radius: var(--border-radius-full);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    min-width: auto;
    min-height: 50px;
    border: none;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.share-btn-modal:hover {
    background-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4);
}

.share-btn-modal i {
    font-size: 1.3rem;
}

/* Icon styling for navigation buttons */
.nav-btn i,
.back-to-blog i {
    font-size: 1.3rem;
}

/* Responsive adjustments for modal */
@media screen and (max-width: 768px) {
    .article-modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .article-header {
        padding: var(--spacing-lg);
    }
    
    .article-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .article-content {
        padding: var(--spacing-lg);
        font-size: var(--font-size-base);
    }
    
    .article-img {
        height: 250px;
    }
    
    .article-meta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .article-navigation {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-lg);
    }
    
    .nav-btn, .back-to-blog {
        width: 100%;
        justify-content: center;
    }
}

/* Responsive Design */
@media screen and (max-width: 992px) {
  .content-wrapper {
    grid-template-columns: 1fr;
  }

  .contact-container {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: var(--header-height);
    flex-direction: column;
    background-color: var(--card-background);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow);
    padding: 20px 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-menu li {
    margin: 10px 0;
  }

  .nav-toggle {
    display: flex;
  }

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

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

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

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

  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 576px) {
  .container {
    padding: 0 15px;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .post-meta {
    flex-direction: column;
    gap: 5px;
  }

  .post-stats {
    flex-direction: column;
    gap: 5px;
  }

  .pagination a {
    width: 30px;
    height: 30px;
    font-size: 0.9rem;
  }
}

/* Image Zoom Modal */
.image-zoom-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.image-zoom-modal.show {
  opacity: 1;
  visibility: visible;
}

.image-zoom-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
}

.image-zoom-content img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-xl);
}

.zoom-controls {
  position: absolute;
  top: -50px;
  right: 0;
  display: flex;
  gap: 10px;
}

.zoom-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.zoom-btn:hover {
  background-color: var(--secondary-color);
  transform: scale(1.1);
}

.close-zoom {
  position: absolute;
  top: -50px;
  right: -50px;
  background-color: var(--accent-color);
  color: white;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.close-zoom:hover {
  background-color: var(--accent-color-dark);
  transform: scale(1.1);
}

/* Responsive adjustments for zoom modal */
@media screen and (max-width: 768px) {
  .image-zoom-content img {
    max-height: 70vh;
  }
  
  .close-zoom {
    top: -35px;
    right: -35px;
  }
  
  .zoom-controls {
    top: -45px;
  }
}