/**
 * 单篇新闻文章页面样式 - 参考 tinus 设计
 * 
 * @package TinusGroup
 * @section news-single
 * @reference https://www.tinus.com/news/
 */

/* ==========================================================================
   新闻文章页面容器
   ========================================================================== */

[data-section="news-single"] {
  padding: 0;
  margin: 0;
  background: #fff;
}

/* ==========================================================================
   面包屑导航
   ========================================================================== */

.news-single-breadcrumb {
  font-size: 12px;
  padding: 20px 0;
  background: #fff;
  border-bottom: 1px solid #f0f0f0;
}

.news-single-breadcrumb .container {
  max-width: 1210px;
  margin: 0 auto;
  padding: 0 20px;
}

.breadcrumb-nav {
  color: #999;
}

.breadcrumb-nav a {
  color: #999;
  text-decoration: none;
}

.breadcrumb-nav a:hover {
  color: #0068b6;
}

.breadcrumb-separator {
  margin: 0 8px;
  color: #ccc;
}

.breadcrumb-current {
  color: #383838;
  display: inline-block;
  max-width: 300px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: top;
}

/* ==========================================================================
   文章头部
   ========================================================================== */

.news-single-header {
  background: #f8f8f8;
  padding: 40px 0;
}

.news-single-header .container {
  max-width: 1210px;
  margin: 0 auto;
  padding: 0 20px;
}

.news-single-title {
  font-size: 28px;
  font-weight: 400;
  color: #383838;
  margin: 0 0 20px 0;
  line-height: 1.4;
  letter-spacing: 1px;
}

.news-single-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 13px;
  color: #666;
}

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

.meta-label {
  color: #999;
  font-weight: 400;
}

.meta-value {
  color: #383838;
  font-weight: 500;
}

/* ==========================================================================
   特色图片
   ========================================================================== */

.news-single-featured-image {
  padding: 30px 0;
  background: #fff;
}

.news-single-featured-image .container {
  max-width: 1210px;
  margin: 0 auto;
  padding: 0 20px;
}

.featured-image-wrapper {
  text-align: center;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: none;
}

.featured-image-wrapper img {
  width: auto;
  height: 100%;
  max-height: 500px;
  object-fit: cover;
}

/* ==========================================================================
   文章内容
   ========================================================================== */

.news-single-content {
  padding: 40px 0;
  background: #fff;
}

.news-single-content .container {
  max-width: 1210px;
  margin: 0 auto;
  padding: 0 20px;
}

.content-wrapper {
  /* max-width: 800px; */
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.8;
  color: #383838;
}

.content-wrapper p {
  margin-bottom: 20px;
}

.content-wrapper h2,
.content-wrapper h3,
.content-wrapper h4 {
  color: #383838;
  font-weight: 500;
  margin: 30px 0 15px 0;
  line-height: 1.4;
}

.content-wrapper h2 {
  font-size: 22px;
}

.content-wrapper h3 {
  font-size: 20px;
}

.content-wrapper h4 {
  font-size: 18px;
}

.content-wrapper ul,
.content-wrapper ol {
  margin: 20px 0;
  padding-left: 30px;
}

.content-wrapper li {
  margin-bottom: 8px;
  line-height: 1.6;
}

.content-wrapper strong {
  color: #0068b6;
  font-weight: 600;
}

.content-wrapper em {
  color: #666;
  font-style: italic;
}

.content-wrapper blockquote {
  background: #f8f8f8;
  border-left: 4px solid #0068b6;
  padding: 20px 25px;
  margin: 25px 0;
  font-style: italic;
  color: #555;
}

/* ==========================================================================
   文章底部
   ========================================================================== */

.news-single-footer {
  background: #f8f8f8;
  padding: 30px 0;
  border-top: 1px solid #e0e0e0;
}

.news-single-footer .container {
  max-width: 1210px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 标签 */
.news-tags {
  margin-bottom: 20px;
  font-size: 14px;
}

.tags-label {
  color: #666;
  margin-right: 10px;
}

.news-tags a {
  display: inline-block;
  background: #fff;
  color: #0068b6;
  padding: 4px 12px;
  margin: 0 5px 5px 0;
  border: 1px solid #0068b6;
  border-radius: 15px;
  text-decoration: none;
  font-size: 12px;
  transition: all 0.3s ease;
}

.news-tags a:hover {
  background: #0068b6;
  color: #fff;
}

/* 分享按钮 */
.news-share {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 25px;
  font-size: 14px;
}

.share-label {
  color: #666;
}

.share-buttons {
  display: flex;
  gap: 10px;
}

.share-btn {
  display: inline-block;
  padding: 6px 12px;
  background: #fff;
  border: 1px solid #ddd;
  color: #666;
  text-decoration: none;
  border-radius: 4px;
  font-size: 12px;
  transition: all 0.3s ease;
}

.share-btn:hover {
  background: #0068b6;
  color: #fff;
  border-color: #0068b6;
}

/* 返回按钮 */
.back-to-list {
  text-align: center;
}

.back-btn {
  display: inline-block;
  background: #0068b6;
  color: #fff;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
  font-size: 14px;
  transition: all 0.3s ease;
}

.back-btn:hover {
  background: #005299;
  transform: translateY(-1px);
}

/* ==========================================================================
   相关文章
   ========================================================================== */

.related-news {
  background: #fff;
  padding: 40px 0;
  border-top: 1px solid #e0e0e0;
}

.related-news .container {
  max-width: 1210px;
  margin: 0 auto;
  padding: 0 20px;
}

.related-title {
  font-size: 22px;
  font-weight: 400;
  color: #383838;
  margin-bottom: 25px;
  text-align: center;
  letter-spacing: 1px;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.related-item {
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.related-item:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.related-image {
  position: relative;
  overflow: hidden;
}

.related-image img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.related-item:hover .related-image img {
  transform: scale(1.05);
}

.related-content {
  padding: 20px;
}

.related-item-title {
  font-size: 16px;
  font-weight: 400;
  margin: 0 0 10px 0;
  line-height: 1.4;
}

.related-item-title a {
  color: #383838;
  text-decoration: none;
  transition: color 0.3s ease;
}

.related-item-title a:hover {
  color: #0068b6;
}

.related-date {
  font-size: 12px;
  color: #999;
}

/* ==========================================================================
   响应式设计
   ========================================================================== */

@media (max-width: 768px) {
  .news-single-title {
    font-size: 22px;
  }
  
  .news-single-meta {
    flex-direction: column;
    gap: 10px;
  }
  
  .content-wrapper {
    font-size: 15px;
  }
  
  .news-share {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  
  .related-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .news-single-header .container,
  .news-single-content .container,
  .news-single-footer .container,
  .related-news .container,
  .news-single-breadcrumb .container {
    padding: 0 15px;
  }
}

@media (max-width: 480px) {
  .news-single-header {
    padding: 25px 0;
  }
  
  .news-single-content {
    padding: 25px 0;
  }
  
  .news-single-title {
    font-size: 20px;
  }
  
  .content-wrapper {
    font-size: 14px;
    line-height: 1.7;
  }
  
  .breadcrumb-current {
    max-width: 200px;
  }
}