/*
  Article Page Styles
  Specific styles for individual blog articles
*/

/* Article specific layout */
.article-header {
  background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 50%, #fefce8 100%);
  padding-top: calc(var(--header-height) + 20px);
}

.article-meta-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.article-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  line-height: 1.2;
  margin: 0 0 24px;
  color: var(--color-text);
}

.article-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 800px;
}

.article-author {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: var(--radius);
  border: 1px solid var(--color-border-light);
}

.article-author img {
  border-radius: 50%;
  border: 2px solid var(--color-primary);
}

.author-info strong {
  display: block;
  color: var(--color-text);
  font-size: 1.125rem;
  margin-bottom: 4px;
}

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

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.article-image {
  background: var(--color-bg-light);
  padding: 40px 0;
}

.article-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Breadcrumb */
.breadcrumb {
  background: var(--color-bg-light);
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border-light);
  margin-top: var(--header-height);
}

.breadcrumb ol {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}

.breadcrumb li:not(:last-child)::after {
  content: '/';
  margin-left: 8px;
  color: var(--color-text-light);
}

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

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

.breadcrumb span[aria-current] {
  color: var(--color-text-light);
}

/* Article Content Layout */
.article-content {
  background: var(--color-bg);
}

.article-content .container {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}

/* Article Body */
.article-body {
  max-width: none;
}

.article-body .lead {
  font-size: 1.25rem;
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 32px;
  padding: 24px;
  background: var(--color-bg-light);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.article-body h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.75rem;
  color: var(--color-text);
  margin: 48px 0 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
}

.article-body h3 {
  font-size: 1.375rem;
  color: var(--color-text);
  margin: 36px 0 16px;
  font-weight: 600;
}

.article-body h4 {
  font-size: 1.125rem;
  color: var(--color-text);
  margin: 24px 0 12px;
  font-weight: 600;
}

.article-body p {
  margin-bottom: 20px;
  line-height: 1.7;
}

.article-body ul, 
.article-body ol {
  margin: 20px 0;
  padding-left: 24px;
}

.article-body li {
  margin-bottom: 8px;
  line-height: 1.6;
}

.article-body strong {
  color: var(--color-text);
  font-weight: 600;
}

/* Blockquotes */
.article-body blockquote {
  margin: 32px 0;
  padding: 24px 32px;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border-left: 4px solid var(--color-secondary);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  position: relative;
}

.article-body blockquote::before {
  content: '"';
  font-size: 4rem;
  color: var(--color-secondary);
  position: absolute;
  top: -10px;
  left: 16px;
  line-height: 1;
  opacity: 0.5;
}

.article-body blockquote p {
  font-size: 1.125rem;
  margin: 0 0 16px;
  color: var(--color-text);
}

.article-body blockquote cite {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-style: normal;
  margin-top: 12px;
}

/* Special boxes */
.tip-box {
  background: linear-gradient(135deg, #ecfdf5 0%, #f0fdf4 100%);
  border: 1px solid #bbf7d0;
  border-radius: var(--radius);
  padding: 24px;
  margin: 32px 0;
}

.tip-box h4 {
  color: #059669;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tip-box p {
  margin: 0;
  color: #065f46;
}

.action-plan {
  background: linear-gradient(135deg, #fef3c7 0%, #fef9c3 100%);
  border: 1px solid #fcd34d;
  border-radius: var(--radius);
  padding: 24px;
  margin: 32px 0;
}

.action-plan h4 {
  color: #92400e;
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.action-plan ol {
  margin: 0;
  color: #78350f;
}

/* Comparison table */
.comparison-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 32px 0;
}

.comparison-column {
  padding: 24px;
  border-radius: var(--radius);
  border: 2px solid;
}

.comparison-column.bad {
  background: #fef2f2;
  border-color: #fca5a5;
}

.comparison-column.good {
  background: #f0fdf4;
  border-color: #86efac;
}

.comparison-column h4 {
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.comparison-column.bad h4 {
  color: #dc2626;
}

.comparison-column.good h4 {
  color: #16a34a;
}

.comparison-column p {
  margin: 8px 0;
  font-weight: 500;
}

/* Article CTA */
.article-cta {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  margin: 48px 0;
}

.article-cta h4 {
  color: var(--color-primary);
  margin: 0 0 12px;
  font-size: 1.25rem;
}

.article-cta p {
  margin: 0 0 24px;
  color: var(--color-text-light);
}

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

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

.sidebar-box h4 {
  margin: 0 0 16px;
  font-size: 1.125rem;
  color: var(--color-text);
  font-weight: 600;
}

/* Table of Contents */
.toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc li {
  margin-bottom: 8px;
}

.toc a {
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 0.9rem;
  line-height: 1.4;
  display: block;
  padding: 6px 0;
  border-bottom: 1px solid var(--color-border-light);
}

.toc a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

/* Social Share */
.social-share {
  display: flex;
  gap: 12px;
}

.share-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: white;
  transition: var(--transition);
}

.share-btn.facebook { background: #1877f2; }
.share-btn.twitter { background: #1da1f2; }
.share-btn.linkedin { background: #0a66c2; }
.share-btn.whatsapp { background: #25d366; }

.share-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Related Articles */
.related-articles {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.related-article {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.related-article img {
  border-radius: 6px;
  flex-shrink: 0;
}

.related-article h5 {
  margin: 0 0 4px;
  font-size: 0.9rem;
  line-height: 1.3;
}

.related-article h5 a {
  color: var(--color-text);
  text-decoration: none;
}

.related-article h5 a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.related-article span {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* Author Bio */
.author-bio .bio-content {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.author-bio img {
  border-radius: 50%;
  flex-shrink: 0;
  border: 2px solid var(--color-primary);
}

.author-bio h5 {
  margin: 0 0 8px;
  color: var(--color-text);
  font-size: 1rem;
}

.author-bio p {
  margin: 0 0 12px;
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.4;
}

.bio-link {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

.bio-link:hover {
  text-decoration: underline;
}

/* Article Navigation */
.article-navigation {
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.nav-links {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  transition: var(--transition);
}

.nav-link:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.nav-link.prev {
  justify-self: start;
}

.nav-link.next {
  justify-self: end;
}

.nav-link.blog {
  flex-direction: column;
  gap: 8px;
  justify-self: center;
}

.nav-link span {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.nav-link strong {
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
}

/* Comments Section */
.comments {
  background: var(--color-bg-light);
}

.comments h3 {
  margin: 0 0 16px;
  color: var(--color-text);
  font-size: 1.5rem;
}

.comments-info {
  background: var(--color-bg);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
}

.comments-info p {
  margin: 0 0 24px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .article-content .container {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .article-sidebar {
    position: static;
    order: -1;
  }
  
  .sidebar-box {
    margin-bottom: 16px;
  }
}

@media (max-width: 768px) {
  .article-header {
    padding-top: calc(var(--header-height) + 10px);
  }
  
  .article-meta-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  
  .article-author {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  
  .comparison-table {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .nav-links {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .nav-link.prev,
  .nav-link.next {
    justify-self: stretch;
  }
  
  .social-share {
    justify-content: center;
  }
  
  .related-article {
    flex-direction: column;
    text-align: center;
  }
  
  .author-bio .bio-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .article-body .lead {
    padding: 16px;
    font-size: 1.125rem;
  }
  
  .tip-box,
  .action-plan,
  .article-cta {
    padding: 20px;
  }
  
  .sidebar-box {
    padding: 20px;
  }
  
  .breadcrumb ol {
    font-size: 0.8rem;
  }
}