/* ============================================
   GoodLandWorld - AI Blog Stylesheet
   Responsive design for mobile and desktop
   ============================================ */

/* CSS Variables */
:root {
  --primary-color: #1a73e8;
  --primary-dark: #1557b0;
  --secondary-color: #34a853;
  --accent-color: #fbbc04;
  --text-primary: #202124;
  --text-secondary: #5f6368;
  --text-light: #80868b;
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e8eaed;
  --border-color: #dadce0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --max-width: 1200px;
  --header-height: 64px;
  --transition: 0.3s ease;
}

/* Reset */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

/* ============================================
   Header & Navigation
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  height: var(--header-height);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.site-logo:hover {
  color: var(--primary-color);
}

.logo-icon {
  width: 80px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary-color), #8e24aa);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav a {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--primary-color);
  background: rgba(26, 115, 232, 0.08);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-primary);
  font-size: 1.5rem;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  background: var(--bg-primary);
  color: var(--text-primary);
  padding: 40px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.hero-container {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: var(--max-width);
  margin: 0 auto;
  gap: 40px;
}

.hero-banner {
  flex: 1;
  max-width: 500px;
}

.hero-banner img {
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.hero-inner {
  flex: 1;
  max-width: 600px;
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.hero p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.7;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--text-primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  text-decoration: none;
}

.hero-cta:hover {
  background: #000;
  color: #fff;
  transform: translateY(-1px);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .hero-container {
    flex-direction: column;
    gap: 30px;
    padding: 20px 16px;
  }
  
  .hero-banner {
    max-width: 100%;
  }
  
  .hero-banner img {
    max-height: 300px;
  }
  
  .hero-inner {
    text-align: center;
    max-width: 100%;
  }
  
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
}

/* ============================================
   Main Content Container
   ============================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.main-content {
  padding: 32px 0 64px;
}

/* ============================================
   Section Titles
   ============================================ */
.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

/* ============================================
   Article Cards Grid
   ============================================ */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 24px 0;
}

.articles-grid .article-card {
  margin: 10px auto;
}

.article-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  display: block;
  flex-direction: column;
  margin: 10px auto;
}
.article-card .card-icon{
  display: none;
}

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

.card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Card Banner Styles */
.card-banner {
  display: none;
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
  background-image: url('/static/images/o5CaP.jpg');
  background-repeat: no-repeat;
  background-size: 400% 400%; /* 假设有4x4的网格 */
}

.card-banner-gpt {
  display: none;
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
  background-image: url('/static/images/93u2E.jpg');
  background-repeat: no-repeat;
  background-size: 500% 400%; /* 假设有4x4的网格 */
}

/* 随机雪碧图位置类 */
.card-banner.sprite-0 { background-position: 0% 0%; }
.card-banner.sprite-1 { background-position: 33.33% 67%; }
.card-banner.sprite-2 { background-position: 66.66% 0%; }
.card-banner.sprite-3 { background-position: 100% 0%; }
.card-banner.sprite-4 { background-position: 0% 33.33%; }
.card-banner.sprite-5 { background-position: 33.33% 33.33%; }
.card-banner.sprite-6 { background-position: 66.66% 33.33%; }
.card-banner.sprite-7 { background-position: 100% 33.33%; }
.card-banner.sprite-8 { background-position: 0% 66.66%; }
.card-banner.sprite-9 { background-position: 33.33% 66.66%; }
.card-banner.sprite-10 { background-position: 66.66% 66.66%; }
.card-banner.sprite-11 { background-position: 100% 66.66%; }
.card-banner.sprite-12 { background-position: 0% 100%; }
.card-banner.sprite-13 { background-position: 33.33% 100%; }
.card-banner.sprite-14 { background-position: 66.66% 100%; }
.card-banner.sprite-15 { background-position: 100% 100%; }
.card-banner.sprite-0 { background-position: 0% 0%; }

.card-banner-gpt.sprite-1 { background-position: 33.33% 45%; }
.card-banner-gpt.sprite-2 { background-position: 59.66% 65%; }
.card-banner-gpt.sprite-3 { background-position: 100% 88%; }
.card-banner-gpt.sprite-4 { background-position: 0% 33.33%; }
.card-banner-gpt.sprite-5 { background-position: 33.33% 33.33%; }
.card-banner-gpt.sprite-6 { background-position: 66.66% 33.33%; }
.card-banner-gpt.sprite-7 { background-position: 100% 33.33%; }
.card-banner-gpt.sprite-8 { background-position: 0% 66.66%; }
.card-banner-gpt.sprite-9 { background-position: 33.33% 66.66%; }
.card-banner-gpt.sprite-10 { background-position: 66.66% 66.66%; }
.card-banner-gpt.sprite-11 { background-position: 100% 66.66%; }
.card-banner-gpt.sprite-12 { background-position: 0% 100%; }
.card-banner-gpt.sprite-13 { background-position: 33.33% 100%; }
.card-banner-gpt.sprite-14 { background-position: 66.66% 100%; }
.card-banner-gpt.sprite-15 { background-position: 100% 100%; }

.card-banner img {
  display: none; /* 隐藏原有的img标签 */
}

.card-banner-gpt img {
  display: none; /* 隐藏原有的img标签 */
}

.card-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary-color);
  background: rgba(26, 115, 232, 0.08);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
  width: fit-content;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.card-title a {
  color: inherit;
  text-decoration: none;
}

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

.card-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-light);
  padding-top: 12px;
  border-top: 1px solid var(--bg-tertiary);
}

.card-meta .author {
  font-weight: 500;
}

.card-meta .read-time {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ============================================
   Search and Filter Bar
   ============================================ */
.search-filter-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.search-filter-bar .search-box {
  flex: 0 0 280px;
  margin-bottom: 0;
}

.search-filter-bar .search-box input {
  width: 100%;
  padding: 10px 16px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.9rem;
  background: var(--bg-secondary);
  transition: all 0.2s ease;
  outline: none;
}

.search-filter-bar .search-box input:focus {
  border-color: var(--primary-color);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.search-filter-bar .category-filter {
  flex: 1;
  justify-content: flex-start;
  margin-bottom: 0;
}

/* ============================================
   Clean Card Style (Simplified, No Icons)
   ============================================ */
.article-card.clean-card {
  display: none;
  border: none;
  border-radius: 0;
  background: transparent;
  border-bottom: 1px solid var(--border-color);
  box-shadow: none;
  padding: 24px 0;
  transition: all 0.2s ease;
  display: block;
}

.article-card.clean-card:hover {
  transform: none;
  box-shadow: none;
  border-bottom-color: var(--primary-color);
}

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

.article-card.clean-card .card-body {
  padding: 0;
  flex-direction: column;
}

.article-card.clean-card .card-category {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary-color);
  background: transparent;
  padding: 0;
  margin-bottom: 8px;
  width: auto;
}

.article-card.clean-card .card-title {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.article-card.clean-card .card-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.article-card.clean-card .card-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
  flex: none;
  display: block;
  -webkit-line-clamp: 2;
}

.article-card.clean-card .card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-light);
  padding-top: 0;
  border-top: none;
}

.article-card.clean-card .card-meta .divider {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-light);
  min-width: 3px;
  min-height: 3px;
  padding: 0;
  margin: 0;
}

.article-card.clean-card .card-meta .author {
  font-weight: 500;
  color: var(--text-secondary);
}

.article-card.clean-card .card-meta .read-time {
  display: inline;
}

/* Hide the old card-icon for clean cards */
.article-card.clean-card .card-icon {
  display: none;
}

/* ============================================
   Category Filter
   ============================================ */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.filter-btn {
  padding: 8px 18px;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

/* ============================================
   Article Detail Page
   ============================================ */
.article-header {
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 32px;
}

.article-header .category {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary-color);
  background: rgba(26, 115, 232, 0.08);
  padding: 5px 12px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.article-header h1 {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.article-meta .divider {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--text-light);
}

.article-content {
  max-width: 780px;
  margin: 0 auto;
  padding-bottom: 48px;
}

.article-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--text-primary);
  line-height: 1.3;
}

.article-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 32px 0 12px;
  color: var(--text-primary);
}

.article-content p {
  margin-bottom: 18px;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-primary);
}

.article-content ul,
.article-content ol {
  margin: 16px 0;
  padding-left: 28px;
}

.article-content ul {
  list-style: disc;
}

.article-content ol {
  list-style: decimal;
}

.article-content li {
  margin-bottom: 8px;
  line-height: 1.7;
  font-size: 1.05rem;
}

.article-content blockquote {
  border-left: 4px solid var(--primary-color);
  background: var(--bg-secondary);
  padding: 20px 24px;
  margin: 24px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-content code {
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: 'Fira Code', 'Consolas', monospace;
}

.article-content pre {
  background: #1e1e1e;
  color: #d4d4d4;
  padding: 20px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: 24px 0;
}

.article-content pre code {
  background: none;
  padding: 0;
  color: inherit;
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.95rem;
}

.article-content th,
.article-content td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.article-content th {
  font-weight: 600;
  background: var(--bg-secondary);
}

.article-content strong {
  font-weight: 600;
}

.article-content a {
  color: var(--primary-color);
  text-decoration: underline;
  text-decoration-color: rgba(26, 115, 232, 0.3);
  text-underline-offset: 2px;
}

.article-content a:hover {
  text-decoration-color: var(--primary-color);
}

/* Article Tags */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.article-tags .tag {
  padding: 6px 14px;
  background: var(--bg-secondary);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Related Articles */
.related-articles {
  padding: 48px 0;
  border-top: 1px solid var(--border-color);
  margin-top: 32px;
}

.related-articles h2 {
  font-size: 1.5rem;
  margin-bottom: 24px;
}

/* Breadcrumb */
.breadcrumb {
  padding: 16px 0;
  font-size: 0.85rem;
  color: var(--text-light);
}

.breadcrumb a {
  color: var(--text-secondary);
}

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

.breadcrumb .separator {
  margin: 0 8px;
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin: 48px 0;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.pagination a:hover {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

.pagination .current {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

/* ============================================
   Sidebar
   ============================================ */
.content-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  align-items: start;
}

.sidebar {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.sidebar-widget {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
}

.sidebar-widget h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary-color);
}

.sidebar-widget .popular-post {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--bg-tertiary);
}

.sidebar-widget .popular-post:last-child {
  border-bottom: none;
}

.sidebar-widget .popular-post .post-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--bg-tertiary);
  line-height: 1;
  min-width: 30px;
}

.sidebar-widget .popular-post h4 {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 4px;
}

.sidebar-widget .popular-post h4 a {
  color: var(--text-primary);
}

.sidebar-widget .popular-post h4 a:hover {
  color: var(--primary-color);
}

.sidebar-widget .popular-post .date {
  font-size: 0.75rem;
  color: var(--text-light);
}

.sidebar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.sidebar-tags a {
  padding: 6px 14px;
  background: var(--bg-secondary);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.sidebar-tags a:hover {
  background: var(--primary-color);
  color: #fff;
}

/* ============================================
   Search
   ============================================ */
.search-box {
  position: relative;
  margin-bottom: 24px;
}

.search-box input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  background: var(--bg-secondary);
  transition: all var(--transition);
  outline: none;
}

.search-box input:focus {
  border-color: var(--primary-color);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.search-box .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: 1rem;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--text-primary);
  color: #fff;
  padding: 48px 0 0;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-about .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.footer-about p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.footer-links ul li a {
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  transition: color var(--transition);
}

.footer-links ul li a:hover {
  color: #fff;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.footer-bottom a {
  color: rgba(255,255,255,0.7);
}

.footer-bottom a:hover {
  color: #fff;
}

/* ============================================
   Page Styles (About, Privacy, Terms, Contact)
   ============================================ */
.page-header {
  background: var(--bg-secondary);
  padding: 48px 24px;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.page-header h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.page-content {
  max-width: 780px;
  margin: 0 auto;
  padding: 48px 24px;
}

.page-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 36px 0 16px;
  color: var(--text-primary);
}

.page-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 24px 0 12px;
}

.page-content p {
  margin-bottom: 16px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.page-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
}

.page-content li {
  margin-bottom: 8px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: 32px auto 0;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.btn-submit {
  background: var(--primary-color);
  color: #fff;
  border: none;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  width: 100%;
}

.btn-submit:hover {
  background: var(--primary-dark);
}

/* ============================================
   Newsletter
   ============================================ */
.newsletter {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  color: #fff;
  margin: 48px 0;
}

.newsletter h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.newsletter p {
  opacity: 0.9;
  margin-bottom: 24px;
}

.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}

.newsletter-form input {
  flex: 1;
  padding: 14px 18px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  outline: none;
}

.newsletter-form button {
  padding: 14px 28px;
  background: var(--text-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.newsletter-form button:hover {
  background: #000;
}

/* ============================================
   Back to Top
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-md);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* ============================================
   Cookie Consent Banner
   ============================================ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--text-primary);
  color: #fff;
  padding: 20px 24px;
  z-index: 10000;
  display: none;
}

.cookie-banner.show {
  display: block;
}

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.cookie-inner p {
  font-size: 0.85rem;
  line-height: 1.5;
  opacity: 0.9;
}

.cookie-inner p a {
  color: var(--accent-color);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-btn {
  padding: 10px 22px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.cookie-btn.accept {
  background: var(--primary-color);
  color: #fff;
}

.cookie-btn.accept:hover {
  background: var(--primary-dark);
}

.cookie-btn.decline {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

.cookie-btn.decline:hover {
  background: rgba(255,255,255,0.25);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   Responsive Design
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .sidebar {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 999;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .main-nav a {
    font-size: 1.1rem;
    padding: 14px 16px;
    width: 100%;
  }

  .hero {
    padding: 48px 20px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .articles-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .card-icon {
    height: 0px;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .article-header h1 {
    font-size: 1.5rem;
  }

  .article-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .article-meta .divider {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .newsletter {
    padding: 32px 20px;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .cookie-inner {
    flex-direction: column;
    text-align: center;
  }

  .page-header h1 {
    font-size: 1.5rem;
  }

  .content-with-sidebar {
    gap: 24px;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .header-inner {
    padding: 0 16px;
  }

  .container {
    padding: 0 16px;
  }

  .main-content {
    padding: 32px 0;
  }

  .card-body {
    padding: 16px;
  }

  .article-content h2 {
    font-size: 1.3rem;
  }

  .article-content p {
    font-size: 1rem;
  }
}

/* Print Styles */
@media print {
  .site-header,
  .site-footer,
  .back-to-top,
  .cookie-banner,
  .newsletter {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

  .article-content {
    max-width: 100%;
  }
}

.read-time{
  display: none !important;
}
.reading-time {
  display: none;
}