/* Article Detail Page Styles */

/* Reading Progress Bar */
.reading-progress-bar {
  position: fixed;
  top: 0;
  inset-inline-start: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
  width: 0%;
  z-index: var(--z-sticky);
  transition: width 0.1s linear;
}

/* Article Hero */
.article-hero {
  padding: var(--space-12) 0;
  background: var(--color-bg-alt);
}

.article-hero-content {
  max-width: 800px;
}

.article-hero-content .badge {
  margin-bottom: var(--space-4);
}

.article-hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  color: var(--color-text);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
}

.article-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

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

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

@media (max-width: 768px) {
  .article-hero-title {
    font-size: var(--text-3xl);
  }
  .article-hero-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}

/* Article Content Section */
.article-content-section {
  padding: var(--space-12) 0;
  background: var(--color-bg);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-12);
  align-items: start;
}

@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

/* Article Main */
.article-main {
  min-width: 0;
}

.article-body {
  margin-bottom: var(--space-8);
}

.article-featured-image {
  margin: 0 0 var(--space-8) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.article-featured-image img {
  width: 100%;
  height: auto;
  display: block;
}

.article-featured-image figcaption {
  display: none;
}

/* Article Content Typography */
.article-body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.85;
  color: var(--color-text);
}

.article-body h2,
.article-body h3 {
  font-family: var(--font-heading);
  color: var(--color-text);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  scroll-margin-top: 80px;
}

.article-body h2 {
  font-size: var(--text-3xl);
  font-weight: 700;
}

.article-body h3 {
  font-size: var(--text-2xl);
  font-weight: 600;
}

.article-body p {
  margin-bottom: var(--space-4);
}

.article-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--duration-fast);
}

.article-body a:hover {
  color: var(--color-accent);
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: var(--space-6) 0;
  box-shadow: var(--shadow-sm);
}

.article-body blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-5);
  border-inline-start: 4px solid var(--color-accent);
  background: var(--color-bg-alt);
  border-start-start-radius: 0;
  border-start-end-radius: var(--radius-md);
  border-end-end-radius: var(--radius-md);
  border-end-start-radius: 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

.article-body ul,
.article-body ol {
  margin: var(--space-4) 0;
  padding-inline-start: var(--space-6);
}

.article-body li {
  margin-bottom: var(--space-2);
}

.article-body code {
  background: var(--color-bg-alt);
  padding: 0.2em 0.4em;
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.9em;
}

.article-body pre {
  background: var(--color-bg-alt);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: var(--space-6) 0;
}

/* Article Actions */
.article-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
}

.actions-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.actions-label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  font-weight: 600;
}

.actions-right {
  display: flex;
  gap: var(--space-3);
}

@media (max-width: 768px) {
  .article-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .actions-right {
    width: 100%;
  }
  .actions-right form,
  .actions-right a {
    width: 100%;
  }
}

/* Author Card Section */
.author-card-section {
  margin-bottom: var(--space-10);
}

.author-card {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.author-avatar-wrapper {
  flex-shrink: 0;
  position: relative;
  width: 100px;
  height: 100px;
}

.author-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-bg-alt);
}

.verified-badge {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 28px;
  height: 28px;
  background: var(--color-primary);
  color: var(--color-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  border: 3px solid var(--color-surface);
}

.author-info {
  flex: 1;
  min-width: 0;
}

.author-name {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  margin-bottom: var(--space-2);
}

.author-name:hover {
  color: var(--color-primary);
}

.author-bio {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.author-stats {
  display: flex;
  gap: var(--space-6);
  margin-bottom: var(--space-4);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
}

.stat-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.author-social {
  display: flex;
  gap: var(--space-3);
}

.author-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  transition: all var(--duration-fast);
}

.author-social a:hover {
  background: var(--color-primary);
  color: var(--color-bg);
}

.author-profile-link {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-alt);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast);
}

.author-profile-link:hover {
  background: var(--color-primary);
  color: var(--color-bg);
}

@media (max-width: 768px) {
  .author-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-4);
  }
  .author-stats {
    justify-content: center;
  }
  .author-profile-link {
    position: static;
    margin-top: var(--space-4);
  }
}

/* More from Author Section */
.more-from-author {
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}

.section-header {
  margin-bottom: var(--space-6);
}

.section-header h3 {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
}

.related-articles-grid {
  display: grid;
  gap: var(--space-5);
}

.related-article-item {
  display: block;
}

/* Sidebar */
.article-sidebar {
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-4));
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

@media (max-width: 1024px) {
  .article-sidebar {
    position: static;
    max-height: none;
    overflow-y: visible;
  }
}

.sidebar-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.widget-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.widget-title i {
  color: var(--color-accent);
}

/* Gallery Widget */
.gallery-widget .gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.gallery-widget .gallery-item {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.gallery-widget .gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-normal);
}

.gallery-widget .gallery-item:hover img {
  transform: scale(1.05);
}

/* Latest Articles Widget */
.latest-articles-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.latest-article-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--duration-fast);
}

.latest-article-item:hover {
  background: var(--color-bg-alt);
}

.latest-article-thumb {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.latest-article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.placeholder-thumb {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  font-size: var(--text-xl);
}

.latest-article-info {
  flex: 1;
  min-width: 0;
}

.latest-article-info h5 {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.latest-article-meta {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Newsletter Section */
.newsletter-section {
  padding: var(--space-12) 0;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}

/* Mobile TOC Button */
.mobile-toc-toggle {
  display: none;
}

@media (max-width: 1024px) {
  .mobile-toc-toggle {
    display: flex;
  }
}

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}