/* 中间内容区域 */
.content-area {
flex: 1;
min-width: 0;
}

.content-card {
background: #fff;
border-radius: 10px;
box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
margin-bottom: 25px;
overflow: hidden;
}

.content-header {
padding: 20px 25px;
border-bottom: 1px solid #f0f0f0;
background: linear-gradient(135deg, #f8f3e9 0%, #fff 100%);
}

.content-header h2 {
font-size: 20px;
color: #5d4037;
margin-bottom: 5px;
}

.content-body {
padding: 25px;
}

/* 内容页特定样式 */
.article-header {
margin-bottom: 30px;
text-align: center;
padding: 20px;
background: linear-gradient(135deg, #f8f3e9 0%, #fff 100%);
border-radius: 10px;
box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

.article-title {
font-size: 28px;
color: #5d4037;
font-weight: 600;
margin-bottom: 10px;
line-height: 1.4;
}

.article-meta {
display: flex;
justify-content: center;
gap: 20px;
margin-bottom: 15px;
color: #8d6e63;
font-size: 14px;
}

.article-category {
display: inline-block;
padding: 3px 10px;
background: #8d6e63;
color: #fff;
border-radius: 12px;
font-size: 12px;
font-weight: 500;
}

.article-image {
width: 100%;
height: 400px;
border-radius: 8px;
overflow: hidden;
margin-bottom: 25px;
background: linear-gradient(135deg, #f8f3e9 0%, #e0d4c3 100%);
display: flex;
align-items: center;
justify-content: center;
color: #8d6e63;
font-size: 18px;
font-weight: 500;
}

.article-content {
font-size: 16px;
line-height: 1.8;
color: #444;
}

.article-content h2 {
font-size: 22px;
color: #5d4037;
margin: 25px 0 15px;
padding-bottom: 10px;
border-bottom: 1px solid #f0f0f0;
}

.article-content h3 {
font-size: 18px;
color: #5d4037;
margin: 20px 0 10px;
}

.article-content p {
margin-bottom: 15px;
text-align: justify;
}

.article-content blockquote {
border-left: 4px solid #8d6e63;
padding-left: 15px;
margin: 20px 0;
color: #666;
font-style: italic;
background: #f8f3e9;
padding: 15px;
border-radius: 0 8px 8px 0;
}

.article-content img {
max-width: 100%;
height: auto;
border-radius: 8px;
margin: 15px 0;
box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.article-comment {
margin-top: 40px;
padding-top: 20px;
border-top: 1px solid #f0f0f0;
}
.txt-preview-section {
  padding: 12px;
  background: #f8f8f8;
  border: 1px solid #eee;
  border-radius: 4px;
  font-size: 14px;
}

.txt-preview-section a {
  color: #777;
  text-decoration: none;
  display: block;
  margin: 4px 0;
  word-break: break-all;
}

.txt-preview-section a:hover {
  color: #555;
  text-decoration: underline;
}