/**
 * TJStar Blog Styles
 * Modern design with glassmorphism and dark/light themes
 */

/* ==================== CSS Variables ==================== */
:root {
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-light: rgba(37, 99, 235, 0.1);
  --color-secondary: #64748b;
  --color-accent: #f59e0b;
  --color-background: #f0f4f8;
  --color-surface: #ffffff;
  --color-surface-hover: #f8fafc;
  --color-text: #1e293b;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-light: rgba(0, 0, 0, 0.04);
  --color-success: #10b981;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  --glass-blur: blur(20px);
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: "Inter", sans-serif;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  --container-max: 1280px;
  --container-padding: 1.5rem;
  --header-height: 72px;
}

[data-theme="dark"] {
  --color-background: #0a0f1a;
  --color-surface: #111827;
  --color-surface-hover: #1f2937;
  --color-text: #f1f5f9;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-light: rgba(255, 255, 255, 0.04);
  --glass-bg: rgba(17, 24, 39, 0.8);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* ==================== Reset & Base ==================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}
body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-background);
  min-height: 100vh;
  transition: background-color var(--transition-slow), color var(--transition-slow);
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}
input,
textarea {
  font-family: inherit;
  font-size: inherit;
}
ul,
ol {
  list-style: none;
}

/* ==================== Utility Classes ==================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}
.hidden {
  display: none !important;
}
.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;
}
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-xl);
}
.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==================== Buttons ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #3b82f6);
  color: white;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}
.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}
.btn-ghost:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}
.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
}
.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}
.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
}
.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}
.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-fast);
}
.btn-icon:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* ==================== Header ==================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  border-radius: 0;
  border-top: none;
  border-left: none;
  border-right: none;
}
.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}
.logo img {
  height: 42px;
  width: auto;
}
.logo-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  display: none;
}
@media (min-width: 768px) {
  .logo-text {
    display: block;
  }
}
.logo-light {
  display: none;
}
[data-theme="dark"] .logo-dark {
  display: none;
}
[data-theme="dark"] .logo-light {
  display: block;
}

/* Navigation */
.main-nav {
  display: none;
}
@media (min-width: 1024px) {
  .main-nav {
    display: block;
  }
}
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}
.nav-list a {
  display: block;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}
.nav-list a:hover,
.nav-list a.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.nav-dropdown {
  position: relative;
}
.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 200px;
  padding: var(--spacing-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
}
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}
#theme-toggle .theme-icon-light {
  display: none;
}
[data-theme="dark"] #theme-toggle .theme-icon-dark {
  display: none;
}
[data-theme="dark"] #theme-toggle .theme-icon-light {
  display: block;
}
.mobile-menu-toggle {
  display: flex;
}
@media (min-width: 1024px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Search Bar */
.search-bar {
  position: absolute;
  top: calc(var(--header-height) + 8px);
  left: var(--container-padding);
  right: var(--container-padding);
  padding: var(--spacing-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
}
.search-bar.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.search-form {
  display: flex;
  gap: var(--spacing-sm);
}
.search-input {
  flex: 1;
  padding: 0.875rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition-fast);
}
.search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* Mobile Navigation */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--spacing-lg);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-100%);
  transition: all var(--transition-slow);
  border-radius: 0;
}
.mobile-nav.active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}
.mobile-nav-list a {
  display: block;
  padding: 1rem;
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}
.mobile-nav-list a:hover {
  color: var(--color-primary);
  padding-left: 1.5rem;
}

/* ==================== Main Content ==================== */
.main-content {
  padding-top: calc(var(--header-height) + var(--spacing-lg));
  min-height: 100vh;
}

/* Notification Banner */
.notification-banner {
  position: fixed;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1001;
  animation: slideUp 0.4s ease;
}
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}
.notification-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: 1rem 1.5rem;
}
.notification-content i {
  color: var(--color-primary);
  font-size: 1.25rem;
}
.notification-content span {
  color: var(--color-text);
}

/* ==================== Hero Banner ==================== */
.hero-banner {
  padding: var(--spacing-xl) 0;
  text-align: center;
}
.hero-banner-content {
  max-width: 800px;
  margin: 0 auto;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}
.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

/* ==================== Hero Section ==================== */
.hero-section {
  padding: var(--spacing-lg) 0 var(--spacing-2xl);
}
.hero-grid {
  display: grid;
  gap: var(--spacing-lg);
}
@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 2fr 1fr;
  }
}

/* Featured Post */
.featured-post {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  aspect-ratio: 16 / 9;
}
.featured-post-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.featured-post:hover .featured-post-image {
  transform: scale(1.05);
}
.featured-post-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0.1) 100%);
}
.featured-post-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-xl);
  color: white;
}
.featured-post-category {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}
.featured-post-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}
.featured-post-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 0.875rem;
  opacity: 0.9;
}

/* Side Posts */
.side-posts {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.side-post {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  transition: all var(--transition-fast);
}
.side-post:hover {
  transform: translateX(4px);
  border-color: var(--color-primary);
}
.side-post-image {
  width: 100px;
  height: 80px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
}
.side-post-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.side-post-category {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.side-post-title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.4;
  margin-top: var(--spacing-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: var(--color-text);
}

/* ==================== Section Headers ==================== */
.section-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}
.section-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-xl);
  font-size: 1.5rem;
  color: white;
}
.section-icon.trending {
  background: linear-gradient(135deg, #ef4444, #f97316);
}
.section-icon.latest {
  background: linear-gradient(135deg, var(--color-primary), #06b6d4);
}
.section-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}
.section-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ==================== Category Tabs ==================== */
.category-tabs {
  padding: var(--spacing-2xl) 0;
}
.tabs-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}
.tabs-list {
  display: flex;
  gap: var(--spacing-sm);
  overflow-x: auto;
  padding-bottom: var(--spacing-sm);
  -webkit-overflow-scrolling: touch;
}
.tab-btn {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: all var(--transition-fast);
}
.tab-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.tab-btn.active {
  background: linear-gradient(135deg, var(--color-primary), #3b82f6);
  border-color: transparent;
  color: white;
}

/* ==================== Post Grid ==================== */
.post-grid {
  display: grid;
  gap: var(--spacing-lg);
}
@media (min-width: 640px) {
  .post-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .post-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Post Card */
.post-card {
  overflow: hidden;
  transition: all var(--transition-base);
  animation: fadeInUp 0.5s ease;
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.post-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}
.post-card-image-wrapper {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.post-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.post-card:hover .post-card-image {
  transform: scale(1.08);
}
.post-card-category {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  padding: 0.375rem 0.875rem;
  background: linear-gradient(135deg, var(--color-primary), #3b82f6);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.post-card-content {
  padding: var(--spacing-lg);
}
.post-card-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--spacing-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: var(--color-text);
}
.post-card-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.post-card-date {
  color: var(--color-text-muted);
}
.post-card-stats {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}
.post-card-stats span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==================== Latest Section ==================== */
.latest-section {
  padding: var(--spacing-2xl) 0;
  background: var(--color-surface);
}

/* ==================== Ad Container ==================== */
.ad-container {
  padding: var(--spacing-xl);
  text-align: center;
  margin: var(--spacing-xl) 0;
}
.ad-container-label {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.ad-horizontal {
  min-height: 90px;
}
.ad-rectangle {
  min-height: 250px;
}

/* ==================== Pagination ==================== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-2xl);
}
.pagination-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-fast);
}
.pagination-btn:hover,
.pagination-btn.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* ==================== Newsletter Section ==================== */
.newsletter-section {
  padding: var(--spacing-2xl) 0;
}
.newsletter-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-2xl);
  text-align: center;
}
@media (min-width: 768px) {
  .newsletter-card {
    flex-direction: row;
    text-align: left;
  }
}
.newsletter-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--color-primary), #06b6d4);
  border-radius: var(--radius-xl);
  font-size: 2rem;
  color: white;
  flex-shrink: 0;
}
.newsletter-content h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}
.newsletter-content p {
  color: var(--color-text-secondary);
}
.newsletter-form {
  display: flex;
  gap: var(--spacing-sm);
  width: 100%;
  max-width: 400px;
}
@media (min-width: 768px) {
  .newsletter-form {
    margin-left: auto;
  }
}
.newsletter-form input {
  flex: 1;
  padding: 0.875rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  outline: none;
}
.newsletter-form input:focus {
  border-color: var(--color-primary);
}
.newsletter-message {
  font-size: 0.875rem;
  margin-top: var(--spacing-sm);
}
.newsletter-message.success {
  color: var(--color-success);
}
.newsletter-message.error {
  color: var(--color-error);
}

/* ==================== WhatsApp Section ==================== */
.whatsapp-section {
  padding: 0 0 var(--spacing-2xl);
}
.whatsapp-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-2xl);
  text-align: center;
  background: linear-gradient(135deg, rgba(37, 211, 102, 0.1), rgba(18, 140, 126, 0.1));
  border-color: rgba(37, 211, 102, 0.3);
}
@media (min-width: 768px) {
  .whatsapp-card {
    flex-direction: row;
    text-align: left;
  }
}
.whatsapp-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #25d366, #128c7e);
  border-radius: var(--radius-xl);
  font-size: 2rem;
  color: white;
  flex-shrink: 0;
}
.whatsapp-content {
  flex: 1;
}
.whatsapp-content h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}
.whatsapp-content p {
  color: var(--color-text-secondary);
}

/* ==================== Footer ==================== */
.footer {
  background: var(--color-surface);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  border-top: 1px solid var(--color-border);
}
.footer-top {
  display: grid;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}
@media (min-width: 768px) {
  .footer-top {
    grid-template-columns: 1.5fr 1fr;
  }
}
.footer-brand {
  max-width: 400px;
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}
.footer-logo img {
  height: 40px;
}
.footer-logo .logo-text {
  display: block;
}
.footer-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

/* Social Links */
.social-links {
  display: flex;
  gap: var(--spacing-sm);
}
.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  font-size: 1.125rem;
  color: white;
  transition: all var(--transition-fast);
}
.social-link:hover {
  transform: translateY(-3px);
}
.social-link.instagram {
  background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
}
.social-link.facebook {
  background: #1877f2;
}
.social-link.youtube {
  background: #ff0000;
}
.social-link.twitter {
  background: #000000;
}
.social-link.whatsapp {
  background: #25d366;
}

/* Footer Links */
.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}
.footer-section h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}
.footer-links li {
  margin-bottom: var(--spacing-sm);
}
.footer-links a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}
.footer-links a:hover {
  color: var(--color-primary);
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
}
.footer-contact i {
  color: var(--color-primary);
  width: 20px;
}
.footer-contact a {
  color: var(--color-text-secondary);
}
.footer-contact a:hover {
  color: var(--color-primary);
}

/* Footer Bottom */
.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
}
@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}
.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}
.developer-credit a {
  color: var(--color-primary);
  font-weight: 500;
}
.developer-credit a:hover {
  text-decoration: underline;
}

/* ==================== Chatbot ==================== */
.chatbot-container {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 1000;
}
.chatbot-toggle {
  position: relative;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), #06b6d4);
  color: white;
  font-size: 1.5rem;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
  transition: all var(--transition-fast);
}
.chatbot-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 32px rgba(37, 99, 235, 0.5);
}
.chatbot-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 22px;
  height: 22px;
  background: #ef4444;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}
.chatbot-window {
  position: absolute;
  bottom: calc(100% + 16px);
  right: 0;
  width: 380px;
  max-width: calc(100vw - 32px);
  max-height: 500px;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: all var(--transition-base);
  overflow: hidden;
}
.chatbot-window.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}
.chatbot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, var(--color-primary), #06b6d4);
  color: white;
}
.chatbot-header-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}
.chatbot-avatar {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}
.chatbot-header h4 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}
.chatbot-status {
  font-size: 0.75rem;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 4px;
}
.status-dot {
  width: 8px;
  height: 8px;
  background: #25d366;
  border-radius: var(--radius-full);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}
.chatbot-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}
.chatbot-close:hover {
  background: rgba(255, 255, 255, 0.3);
}
.chatbot-messages {
  flex: 1;
  padding: var(--spacing-md);
  overflow-y: auto;
  background: var(--color-background);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  min-height: 300px;
}
.chat-message {
  display: flex;
  gap: var(--spacing-sm);
  max-width: 85%;
}
.chat-message.user {
  flex-direction: row-reverse;
  margin-left: auto;
}
.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  flex-shrink: 0;
}
.chat-message.user .message-avatar {
  background: var(--color-text-muted);
}
.message-content {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  line-height: 1.5;
}
.chat-message.bot .message-content {
  background: var(--color-surface);
  color: var(--color-text);
  border-bottom-left-radius: 4px;
}
.chat-message.user .message-content {
  background: var(--color-primary);
  color: white;
  border-bottom-right-radius: 4px;
}
.message-content p {
  margin: 0;
}
.chatbot-form {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}
.chatbot-form input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  outline: none;
}
.chatbot-form input:focus {
  border-color: var(--color-primary);
}
.chatbot-form button {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), #3b82f6);
  color: white;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.chatbot-form button:hover {
  transform: scale(1.05);
}

/* Typing Indicator */
.typing-indicator {
  display: flex;
  gap: 4px;
  padding: 0;
}
.typing-indicator span {
  width: 8px;
  height: 8px;
  background: var(--color-text-muted);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}
.typing-indicator span:nth-child(1) {
  animation-delay: 0s;
}
.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}
.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}
@keyframes typing {
  0%,
  60%,
  100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-8px);
  }
}

/* ==================== Skeleton Loading ==================== */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-surface-hover) 50%, var(--color-surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-lg);
}
@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ==================== Single Post Page ==================== */
.single-post {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--container-padding);
}
.post-header {
  margin-bottom: var(--spacing-xl);
}
.post-category-link {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}
.post-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}
.post-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  flex-wrap: wrap;
}
.post-meta-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}
.post-featured-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-xl);
}

/* Post Content */
.post-content {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-text);
}
.post-content h2,
.post-content h3,
.post-content h4 {
  font-family: var(--font-serif);
  margin: var(--spacing-xl) 0 var(--spacing-md);
  line-height: 1.3;
  color: var(--color-text);
}
.post-content h2 {
  font-size: 1.75rem;
}
.post-content h3 {
  font-size: 1.5rem;
}
.post-content p {
  margin-bottom: var(--spacing-lg);
}
.post-content ul,
.post-content ol {
  margin: var(--spacing-lg) 0;
  padding-left: var(--spacing-xl);
}
.post-content li {
  margin-bottom: var(--spacing-sm);
  list-style: disc;
}
.post-content ol li {
  list-style: decimal;
}
.post-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding-left: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  font-style: italic;
  color: var(--color-text-secondary);
}
.post-content img {
  border-radius: var(--radius-lg);
  margin: var(--spacing-xl) 0;
}
.post-content a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* Video Embed */
.video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-xl);
  margin: var(--spacing-xl) 0;
}
.video-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* Post Actions */
.post-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin: var(--spacing-xl) 0;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}
.post-stats {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}
.stat-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-secondary);
}
.like-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-full);
  background: var(--color-surface-hover);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}
.like-btn:hover,
.like-btn.liked {
  background: #fee2e2;
  color: #ef4444;
}
.like-btn.liked i {
  animation: heartBeat 0.3s ease;
}
@keyframes heartBeat {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.2);
  }
}

/* Share Buttons */
.share-buttons {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}
.share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: white;
  transition: all var(--transition-fast);
}
.share-btn:hover {
  transform: scale(1.1);
}
.share-btn.facebook {
  background: #1877f2;
}
.share-btn.twitter {
  background: #000000;
}
.share-btn.whatsapp {
  background: #25d366;
}
.share-btn.linkedin {
  background: #0077b5;
}
.share-btn.copy {
  background: var(--color-text-muted);
}

/* ==================== Comments Section ==================== */
.comments-section {
  margin-top: var(--spacing-2xl);
}
.comments-section h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}
.comment-form {
  margin-bottom: var(--spacing-xl);
}
.comment-form .form-group {
  margin-bottom: var(--spacing-md);
}
.comment-form label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text);
}
.comment-form input,
.comment-form textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  outline: none;
}
.comment-form input:focus,
.comment-form textarea:focus {
  border-color: var(--color-primary);
}
.comment-form textarea {
  min-height: 120px;
  resize: vertical;
}
.comments-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.comment {
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.comment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}
.comment-author {
  font-weight: 600;
  color: var(--color-text);
}
.comment-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.comment-content {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==================== Search Page ==================== */
.search-page {
  padding: var(--spacing-2xl) 0;
}
.search-page-header {
  margin-bottom: var(--spacing-xl);
}
.search-page-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}
.search-results-count {
  color: var(--color-text-muted);
}

/* ==================== Category Page ==================== */
.category-page {
  padding: var(--spacing-2xl) 0;
}
.category-header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}
.category-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}
.category-description {
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}