/* ========================================
   GLOBAL STYLES & VARIABLES
======================================== */
:root {
  --primary-color: #667eea;
  --primary-hover: #5a67d8;
  --secondary-color: #764ba2;
  --border-color: #e5e7eb;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --background: #f8f9fa;
  --white: #ffffff;
  --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 8px 25px rgba(0, 2, 0, 0.15);
  --radius: 8px;
  --radius-lg: 15px;
  --radius-xl: 20px;
  --transition: all 0.3s ease;
}

/* ========================================
   CONTAINER & LAYOUT
======================================== */
.articles-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  top: 150px;
}

.content-wrapper {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 40px;
  margin-top: 40px;
  align-items: start;
  min-height: 200vh !important;
}

.content-wrapper .sidebar {
  position: sticky !important;
  top: 150px !important;
  flex: 0 0 300px;
  display: flex;
  flex-direction: column;
  gap: 30px;
}


.content-wrapper .main-content {
  min-width: 0;
  flex: 1;
}

@media (max-width: 1200px) {
  .content-wrapper .sidebar {
    position: static !important;
    width: 100%;
  }
}



/* ========================================
   HEADER
======================================== */
.articles-header {
  text-align: center;
  margin-bottom: 40px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: var(--white);
  padding: 60px 40px;
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.header-content h1 {
  font-size: 3rem;
  font-weight: 700;
  margin: 0 0 10px 0;
  background: linear-gradient(45deg, #fff, #f0f9ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-subtitle {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 30px;
}

.page-header {
  text-align: center;
  margin: 30px 0;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
}

.category-header {
  font-size: 2.5em;
  color: var(--text-primary);
  margin-bottom: 10px;
  font-weight: 600;
}

/* ========================================
   SEARCH COMPONENTS
======================================== */
.search-section {
  margin-top: 30px;
  display: flex;
  justify-content: center;
}

.search-form {
  display: flex;
  gap: 15px;
  align-items: center;
  flex-wrap: wrap;
}

.search-input-wrapper {
  flex: 1;
  position: relative;
}

.search-input-wrapper input {
  padding: 15px 20px;
  border: none;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  font-size: 16px;
  width: 100%;
  transition: var(--transition);
}

.search-input-wrapper input:focus {
  outline: none;
  background: var(--white);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

.search-input-wrapper button {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  padding: 12px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
}

.search-input-wrapper button:hover {
  background: var(--primary-hover);
  transform: scale(1.05);
}

.search-button {
  padding: 15px 20px;
  border: none;
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  cursor: pointer;
  color: var(--primary-color);
  text-decoration: none;
  border: 2px solid rgba(255, 255, 255, 0.3);
  transition: var(--transition);
}

.search-button:hover {
  background: var(--white);
  transform: translateY(-2px);
}

.clear-search {
  color: var(--white);
  text-decoration: none;
  padding: 10px 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 25px;
  transition: var(--transition);
}

.clear-search:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   BREADCRUMB & NAVIGATION
======================================== */
.categories-breadcrumb {
  /*position: sticky; */
  top: 160;
  z-index: 100;
  background: var(--white);
  padding: 16px 48px;
  border-bottom: 1px solid var(--border-color);
  margin: 20px 0;
}

.breadcrumb-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.breadcrumb-item {
  position: relative;
}

.breadcrumb-item a {
  text-decoration: none;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-xl);
  background: var(--background);
  transition: var(--transition);
  font-size: 14px;
  font-weight: 500;
}

.breadcrumb-item a:hover,
.breadcrumb-item a.active {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.breadcrumb-separator {
  color: #dee2e6;
  font-size: 12px;
  margin: 0 8px;
}

.category-breadcrumb {
  font-size: 16px;
  color: var(--text-secondary);
}

.category-breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.category-breadcrumb a:hover {
  text-decoration: underline;
}

.category-breadcrumb .current {
  color: var(--text-primary);
  font-weight: 500;
}

/* ========================================
   DROPDOWN COMPONENTS
======================================== */
.show-more-dropdown,
.category-dropdown {
  position: relative;
  display: inline-block;
}

.show-more-btn,
.category-dropdown-btn {
  background: var(--white);
  border: 2px solid var(--border-color);
  padding: 12px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  transition: var(--transition);
  min-width: 200px;
  justify-content: space-between;
}

.show-more-btn:hover,
.category-dropdown-btn:hover {
  background: var(--background);
  border-color: var(--primary-color);
}

.dropdown-content,
.category-dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 100%;
  z-index: 1000;
  display: none;
  margin-top: 4px;
  max-height: 300px;
  overflow-y: auto;
}

.dropdown-content.show,
.category-dropdown-content.show {
  display: block;
}

.dropdown-content a,
.category-dropdown-content a {
  display: block;
  padding: 12px 16px;
  text-decoration: none;
  color: var(--text-primary);
  transition: background 0.2s ease;
  border-bottom: 1px solid var(--border-color);
}

.dropdown-content a:hover,
.category-dropdown-content a:hover {
  background: var(--background);
}

.dropdown-content a:last-child,
.category-dropdown-content a:last-child {
  border-bottom: none;
}

.category-dropdown-content a.active {
  background: var(--primary-color);
  color: var(--white);
}

/* ========================================
   ARTICLE CARDS
======================================== */
.articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-bottom: 40px;
}

.article-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 2px solid transparent;
  display: flex;
  align-items: stretch;
  min-height: 200px;
}

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

.article-card.requires-login {
  border-color: #fbbf24;
}

.article-card.requires-upgrade {
  border-color: #8b5cf6;
}

.article-image-container {
  position: relative;
  flex: 0 0 200px;
  min-height: 200px;
  max-height: 400px;
  overflow: hidden;
}

.article-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.article-card:hover .article-image {
  transform: scale(1.05);
}

.article-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 25px;
}

.article-title {
  margin: 0 0 15px 0;
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1.3;
}

.article-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 15px;
  font-size: 14px;
  color: var(--text-secondary);
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.article-meta svg {
  width: 14px;
  height: 14px;
}

.article-meta .category a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.article-meta .category a:hover {
  text-decoration: underline;
}

.article-excerpt {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.article-actions {
  display: flex;
  gap: 10px;
}

/* ========================================
   BADGES & INDICATORS
======================================== */
.access-indicators {
  position: absolute;
  top: 15px;
  right: 15px;
}

.access-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  backdrop-filter: blur(10px);
}

.access-badge.login-required {
  background: rgba(251, 191, 36, 0.9);
  color: #92400e;
}

.access-badge.upgrade-required {
  background: rgba(139, 92, 246, 0.9);
  color: var(--white);
}

.access-badge.premium {
  background: rgba(16, 185, 129, 0.9);
  color: var(--white);
}

/* ========================================
   BUTTONS
======================================== */
.btn-primary {
  background: var(--primary-color);
  color: var(--white);
  padding: 12px 24px;
  border: 2px solid var(--primary-color);
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-color);
  padding: 8px 20px;
  border: 2px solid var(--primary-color);
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
  display: inline-block;
}

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

.btn-read,
.btn-login,
.btn-upgrade {
  padding: 10px 20px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: 14px;
  display: inline-block;
}

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

.btn-read:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-login {
  background: #fbbf24;
  color: #92400e;
}

.btn-login:hover {
  background: #f59e0b;
}

.btn-upgrade {
  background: #8b5cf6;
  color: var(--white);
}

.btn-upgrade:hover {
  background: #7c3aed;
}

.btn-primary.small,
.btn-secondary.small {
  padding: 8px 16px;
  font-size: 14px;
  margin: 5px;
}

/* ========================================
   PAGINATION
======================================== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 40px;
}

.pagination-btn {
  padding: 10px 15px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 5px;
}

.pagination-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
}

.pagination-current {
  padding: 10px 15px;
  background: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius);
  font-weight: 600;
}

.pagination-ellipsis {
  padding: 10px 5px;
  color: var(--text-muted);
}

.pagination-numbers {
  display: flex;
  gap: 5px;
  align-items: center;
}

/* ========================================
   SIDEBAR
======================================== */
.sidebar {
  display: flex !important;
  flex-direction: column;
  gap: 30px;
  width: 300px;
  min-width: 300px;
}

.sidebar-section {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 25px;
  box-shadow: var(--shadow);
}

.sidebar-section h3 {
  margin: 0 0 20px 0;
  color: var(--text-primary);
  font-size: 1.2rem;
  font-weight: 600;
}

/* Sidebar Search */
.sidebar .search-form {
  display: flex;
  gap: 10px;
  align-items: center;
  width: 100%;
  margin-bottom: 20px;
}

.sidebar .search-input-wrapper {
  display: flex;
  flex: 1;
  width: 100%;
  position: relative;
}

.sidebar .search-input-wrapper input {
  flex: 1;
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s;
  background: var(--white);
  width: 100%;
  box-sizing: border-box;
}

.sidebar .search-input-wrapper input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 1px var(--primary-color);
}

/* Default search input styling for any search inputs not in header */
input[type="text"], input[type="search"] {
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 14px;
  background: var(--white);
  transition: border-color 0.3s;
}

input[type="text"]:focus, input[type="search"]:focus {
  border-color: var(--primary-color);
  outline: none;
}

.sidebar .clear-search {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 14px;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--background);
  white-space: nowrap;
  transition: var(--transition);
}

.sidebar .clear-search:hover {
  color: var(--white);
  background: var(--primary-color);
  border-color: var(--primary-color);
}

/* User Status */
.user-status {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.user-welcome {
  display: flex;
  gap: 15px;
  align-items: center;
}

.user-welcome svg {
  color: var(--primary-color);
  flex-shrink: 0;
}

.user-welcome h4 {
  margin: 0 0 5px 0;
  color: var(--text-primary);
}

.user-welcome p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.login-prompt {
  text-align: center;
}

.login-prompt h4 {
  margin: 0 0 10px 0;
  color: var(--text-primary);
}

.login-prompt p {
  margin: 0 0 20px 0;
  color: var(--text-secondary);
  font-size: 14px;
}

/* Category List */
.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.category-list li {
  margin-bottom: 10px;
}

.category-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 15px;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-secondary);
  transition: var(--transition);
}

.category-list a:hover,
.category-list a.active {
  background: var(--background);
  color: var(--primary-color);
}

.category-list .count {
  background: var(--border-color);
  color: var(--text-secondary);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.category-list a.active .count {
  background: var(--primary-color);
  color: var(--white);
}

/* Popular Articles */
.popular-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.popular-list li {
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--background);
}

.popular-list li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.popular-list a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  line-height: 1.4;
  display: block;
  margin-bottom: 5px;
}

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

.popular-meta {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.popular-meta .access-required {
  background: #fbbf24;
  color: #92400e;
  padding: 2px 6px;
  border-radius: var(--radius);
  font-size: 10px;
  font-weight: 600;
}

/* ========================================
   EMPTY STATES
======================================== */
.no-articles {
  text-align: center;
  padding: 60px 20px;
}

.empty-state {
  max-width: 400px;
  margin: 0 auto;
}

.empty-state svg {
  color: var(--text-muted);
  margin-bottom: 20px;
}

.empty-state h3 {
  color: var(--text-primary);
  margin-bottom: 10px;
}

.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 30px;
}

/* ========================================
   UTILITY CLASSES
======================================== */
.login-required-link {
  color: #f59e0b !important;
}

.locked-title {
  color: var(--text-secondary);
}

.debug-info {
  background: var(--background);
  padding: 15px;
  margin: 15px 0;
  border-radius: var(--radius);
  font-family: monospace;
  font-size: 14px;
  border-left: 4px solid var(--primary-color);
}

/* ========================================
   RESPONSIVE DESIGN
======================================== */
@media (max-width: 1024px) {
  .content-wrapper {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .search-input-wrapper input {
    width: 300px;
  }
}

@media (max-width: 768px) {
  .articles-container {
    padding: 15px;
  }
  
  .articles-header {
    padding: 40px 20px;
  }
  
  .header-content h1 {
    font-size: 2.2rem;
  }
  
  .category-header {
    font-size: 2em;
  }
  
  .article-card {
    flex-direction: column;
  }
  
  .article-image-container {
    flex: none;
    height: 200px;
    min-height: 200px;
  }
  
  .categories-breadcrumb {
    padding: 16px 24px;
  }
  
  .breadcrumb-container {
    gap: 8px;
  }
  
  .search-input-wrapper input {
    width: 100%;
    max-width: 100%;
  }
  
  .search-form {
    flex-direction: column;
    width: 100%;
  }
  
  .pagination {
    flex-wrap: wrap;
    gap: 5px;
  }
  
  .pagination-numbers {
    order: -1;
    width: 100%;
    justify-content: center;
    margin-bottom: 10px;
  }
  
  .category-dropdown-btn {
    min-width: 160px;
    padding: 10px 15px;
    font-size: 14px;
  }
}