/* ===== Detail News Page ===== */

/* Reading Progress */
.dn-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--color-primary);
  z-index: 9999;
  transition: width 100ms linear;
}

/* Main */
.dn-main {
  padding-top: calc(var(--header-height) + var(--space-md));
  background: var(--color-bg);
  min-height: 100vh;
}

/* Breadcrumb */
.dn-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.dn-breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

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

.dn-breadcrumb-sep {
  color: var(--color-text-muted);
  opacity: 0.5;
}

/* Layout */
.dn-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-xl);
  padding-bottom: var(--space-2xl);
}

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

/* Category Badge */
.dn-category-badge {
  display: inline-block;
  padding: 4px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  color: white;
  margin-bottom: var(--space-md);
}

.dn-category-badge.green { background: var(--color-primary); }
.dn-category-badge.blue { background: #3b82f6; }
.dn-category-badge.purple { background: #7c3aed; }
.dn-category-badge.orange { background: #f97316; }
.dn-category-badge.red { background: #ef4444; }

/* Title */
.dn-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1.25;
  margin-bottom: var(--space-md);
}

/* Excerpt */
.dn-excerpt {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

/* Author Row */
.dn-author-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.dn-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.dn-author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.dn-author-info {
  display: flex;
  flex-direction: column;
}

.dn-author-info strong {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

.dn-author-info span {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.dn-meta-stats {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

.dn-meta-stats span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Share Bar */
.dn-share-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.dn-share-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: var(--font-weight-medium);
}

.dn-share-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 14px;
}

.dn-share-btn.facebook:hover { background: #1877f2; color: white; border-color: #1877f2; }
.dn-share-btn.twitter:hover { background: #1da1f2; color: white; border-color: #1da1f2; }
.dn-share-btn.linkedin:hover { background: #0a66c2; color: white; border-color: #0a66c2; }
.dn-share-btn.copy:hover { background: var(--color-primary); color: white; border-color: var(--color-primary); }

.dn-share-right {
  margin-left: auto;
  display: flex;
  gap: var(--space-sm);
}

.dn-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dn-action-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Featured Image */
.dn-featured-image {
  margin: 0 0 var(--space-xl);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.dn-featured-image img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.dn-featured-image figcaption,
.dn-inline-image figcaption {
  padding: var(--space-sm) 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-style: italic;
  text-align: center;
}

/* Article Body */
.dn-body {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: 1.85;
}

.dn-body h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: var(--space-xl) 0 var(--space-md);
  color: var(--color-text-primary);
}

.dn-body p {
  margin-bottom: var(--space-md);
}

.dn-body ul, .dn-body ol {
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.dn-body li {
  margin-bottom: var(--space-sm);
}

.dn-body blockquote {
  margin: var(--space-lg) 0;
  padding: var(--space-lg);
  background: var(--color-bg-darker);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

.dn-body blockquote p {
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-lg);
}

.dn-body blockquote cite {
  font-size: var(--font-size-sm);
  font-style: normal;
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

/* Inline Image */
.dn-inline-image {
  margin: var(--space-lg) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.dn-inline-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Info Box */
.dn-info-box {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: #f0fdf4;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  align-items: flex-start;
}

[data-theme="dark"] .dn-info-box {
  background: rgba(34, 197, 94, 0.1);
}

.dn-info-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}

/* Summary Box */
.dn-summary-box {
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
}

.dn-summary-box h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.dn-summary-box ol {
  padding-left: var(--space-lg);
}

.dn-summary-box li {
  margin-bottom: var(--space-xs);
  font-weight: var(--font-weight-medium);
}

/* Tags */
.dn-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
}

.dn-tags-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: var(--font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.dn-tag {
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  background: var(--color-bg-darker);
  color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.dn-tag:hover {
  background: var(--color-primary);
  color: white;
}

/* Reactions */
.dn-reactions {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0 var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.dn-react-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dn-react-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Author Box */
.dn-author-box {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  margin: var(--space-lg) 0;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.dn-author-box-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

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

.dn-author-box-info h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.dn-author-box-info p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-sm);
}

.dn-author-box-links {
  display: flex;
  gap: var(--space-sm);
}

.dn-author-box-links a {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--color-bg-darker);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
  font-size: 13px;
}

.dn-author-box-links a:hover {
  background: var(--color-primary);
  color: white;
}

.dn-follow-btn {
  padding: 8px 20px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast);
}

.dn-follow-btn:hover {
  background: var(--color-primary-dark);
}

/* Related Articles */
.dn-related {
  margin: var(--space-xl) 0;
}

.dn-related-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.dn-related-title i {
  color: var(--color-primary);
}

.dn-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.dn-related-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: all var(--transition-base);
}

.dn-related-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.dn-related-img {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.dn-related-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.dn-related-card:hover .dn-related-img img {
  transform: scale(1.05);
}

.dn-related-body {
  padding: var(--space-md);
}

.dn-related-cat {
  display: inline-block;
  padding: 2px 8px;
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  color: white;
  margin-bottom: var(--space-xs);
}

.dn-related-cat.green { background: var(--color-primary); }
.dn-related-cat.purple { background: #7c3aed; }
.dn-related-cat.blue { background: #3b82f6; }

.dn-related-body h4 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  line-height: 1.4;
  margin-bottom: var(--space-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dn-related-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Comments */
.dn-comments {
  margin-top: var(--space-xl);
}

.dn-comments-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.dn-comments-title i {
  color: var(--color-primary);
}

.dn-comment-form {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.dn-comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.dn-comment-input-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.dn-comment-input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: var(--font-size-sm);
  resize: vertical;
  transition: border-color var(--transition-fast);
}

.dn-comment-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.dn-comment-submit {
  align-self: flex-end;
  padding: 6px 16px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background var(--transition-fast);
}

.dn-comment-submit:hover {
  background: var(--color-primary-dark);
}

.dn-comments-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.dn-comment {
  display: flex;
  gap: var(--space-sm);
}

.dn-comment-content {
  flex: 1;
  min-width: 0;
}

.dn-comment-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: 4px;
}

.dn-comment-header strong {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

.dn-comment-header time {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.dn-comment-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.dn-comment-actions {
  display: flex;
  gap: var(--space-md);
}

.dn-comment-actions button {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast);
}

.dn-comment-actions button:hover {
  color: var(--color-primary);
}

.dn-load-more {
  display: block;
  width: 100%;
  padding: var(--space-sm);
  margin-top: var(--space-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dn-load-more:hover {
  background: var(--color-primary);
  color: white;
}

/* ===== Sidebar ===== */
.dn-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.dn-sidebar-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.dn-sidebar-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.dn-sidebar-title i {
  color: var(--color-primary);
}

/* Ad Card */
.dn-ad-card {
  position: relative;
  padding: 0;
  overflow: hidden;
}

.dn-ad-label {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  padding: 2px 10px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  z-index: 1;
}

.dn-ad-image img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
}

.dn-ad-body {
  padding: var(--space-md);
}

.dn-ad-sponsor {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 4px;
}

.dn-ad-body h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.dn-ad-body p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.dn-ad-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  justify-content: center;
  padding: 8px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  text-decoration: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.dn-ad-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Events */
.dn-events-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.dn-event-item {
  display: flex;
  gap: var(--space-sm);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.dn-event-item:hover {
  opacity: 0.85;
}

.dn-event-item img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
}

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

.dn-event-info h4 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  line-height: 1.4;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dn-event-info span {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Popular Posts */
.dn-popular-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.dn-popular-item {
  display: flex;
  gap: var(--space-sm);
  text-decoration: none;
  align-items: flex-start;
}

.dn-popular-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  font-size: 11px;
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.dn-popular-num.muted {
  background: var(--color-text-muted);
}

.dn-popular-item h4 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  line-height: 1.4;
  margin-bottom: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dn-popular-item span {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.dn-popular-item:hover h4 {
  color: var(--color-primary);
}

/* Newsletter */
.dn-newsletter p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.dn-newsletter-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.dn-newsletter-form input {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.dn-newsletter-form input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.dn-newsletter-form button {
  padding: 8px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: background var(--transition-fast);
}

.dn-newsletter-form button:hover {
  background: var(--color-primary-dark);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .dn-layout {
    grid-template-columns: 1fr;
  }
  .dn-sidebar {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .dn-title {
    font-size: 1.5rem;
  }
  .dn-author-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .dn-share-right {
    margin-left: 0;
  }
  .dn-related-grid {
    grid-template-columns: 1fr;
  }
  .dn-author-box {
    flex-direction: column;
    text-align: center;
  }
  .dn-author-box-links {
    justify-content: center;
  }
  .dn-sidebar {
    grid-template-columns: 1fr;
  }
  .dn-breadcrumb {
    font-size: var(--font-size-xs);
  }
}

@media (max-width: 425px) {
  .dn-reactions {
    flex-wrap: wrap;
  }
  .dn-share-bar {
    gap: 4px;
  }
}