/* 博客页面专用样式 */
:root {
  --blog-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --blog-bg: #f8fafc;
  --blog-card-bg: #ffffff;
  --blog-text: #0f172a;
  --blog-text-secondary: #64748b;
  --blog-border: #e2e8f0;
  --blog-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  --blog-radius: 16px;
}

/* 修复导航栏遮挡问题 */
.blog-container {
  padding: 120px 20px 40px;
  margin: 0;
  background: var(--blog-bg);
  position: relative;
  box-sizing: border-box;
  overflow: hidden;
}

/* 容器居中 */
.blog-container .container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* 页面标题区域 */
.page-header {
  text-align: center;
  margin-bottom: 60px;
  padding: 0 20px;
}

.page-title {
  font-size: 3rem;
  font-weight: 800;
  background: var(--blog-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.page-subtitle {
  font-size: 1.25rem;
  color: var(--blog-text-secondary);
  margin: 0;
  font-weight: 400;
}

/* 博客文章列表 */
.blog-posts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

/* 博客文章卡片 */
.blog-post {
  background: var(--blog-card-bg);
  border-radius: var(--blog-radius);
  box-shadow: var(--blog-shadow);
  border: 1px solid var(--blog-border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.blog-post::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--blog-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.blog-post:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.blog-post:hover::before {
  transform: scaleX(1);
}

/* 文章头部 */
.post-header {
  padding: 28px 32px 0;
}

.post-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--blog-text);
  margin-bottom: 16px;
  line-height: 1.3;
  transition: color 0.3s ease;
}

.blog-post:hover .post-title {
  color: #667eea;
}

/* 文章元信息 */
.post-meta {
  display: flex;
  gap: 20px;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 2px solid #f1f5f9;
}

.post-date,
.post-category {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--blog-text-secondary);
}

.post-category {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 文章摘要 */
.post-excerpt {
  padding: 0 32px 28px;
  color: var(--blog-text-secondary);
  line-height: 1.6;
  font-size: 1rem;
}

.post-excerpt p {
  margin: 0;
}

/* 文章底部 */
.post-footer {
  padding: 0 32px 32px;
  display: flex;
  justify-content: flex-start;
}

.btn-read-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--blog-gradient);
  color: white;
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-read-more:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* 分页样式 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 40px;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--blog-border);
  border-radius: 12px;
  background: white;
  color: var(--blog-text);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.page-btn:hover {
  border-color: #667eea;
  color: #667eea;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
}

.page-btn.page-active {
  background: var(--blog-gradient);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.page-btn.page-active:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.page-btn.page-prev,
.page-btn.page-next {
  width: auto;
  padding: 0 20px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .blog-posts {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .blog-container {
    padding: 100px 16px 60px;
  }

  .page-title {
    font-size: 2rem;
  }

  .page-subtitle {
    font-size: 1rem;
  }

  .blog-posts {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 40px;
  }

  .blog-post {
    padding: 0;
  }

  .post-header,
  .post-excerpt,
  .post-footer {
    padding: 20px;
  }

  .post-title {
    font-size: 1.3rem;
  }

  .post-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .pagination {
    gap: 8px;
    flex-wrap: wrap;
  }

  .page-btn {
    width: 40px;
    height: 40px;
    font-size: 0.9rem;
  }

  .page-btn.page-prev,
  .page-btn.page-next {
    padding: 0 16px;
  }
}

@media (max-width: 480px) {
  .page-title {
    font-size: 1.75rem;
  }

  .blog-post {
    border-radius: 12px;
  }

  .post-header,
  .post-excerpt,
  .post-footer {
    padding: 16px;
  }

  .post-title {
    font-size: 1.25rem;
  }

  .btn-read-more {
    width: 100%;
    justify-content: center;
  }
}

/* 动画效果 */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 为页面元素添加动画 */
.page-header {
  animation: fadeInDown 0.8s ease-out;
}

.page-title {
  animation: fadeInDown 0.8s ease-out;
}

.page-subtitle {
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.blog-posts {
  animation: fadeInUp 0.8s ease-out 0.4s both;
  transform: translateY(20px);
  opacity: 0;
}

.pagination {
  animation: fadeInUp 0.8s ease-out 0.6s both;
  transform: translateY(20px);
  opacity: 0;
}

/* 博客详情页面容器 */
.blog-detail-container {
  padding: 120px 20px 80px;
  background: var(--blog-bg);
  position: relative;
}

/* 详情页面容器 */
.detail-container {
  padding: 120px 20px 80px;
  background: var(--blog-bg);
  position: relative;
}

/* 博客详情页样式 */
.blog-post-detail {
  background: var(--blog-card-bg);
  border-radius: var(--blog-radius);
  box-shadow: var(--blog-shadow);
  border: 1px solid var(--blog-border);
  padding: 48px;
  margin: 0 auto;
  max-width: 900px;
  width: 100%;
  box-sizing: border-box;
}

/* 修复详情页面 */
.file-detail-panel {
  background: var(--blog-card-bg);
  border-radius: var(--blog-radius);
  box-shadow: var(--blog-shadow);
  border: 1px solid var(--blog-border);
  padding: 48px;
  margin: 0 auto;
  max-width: 1200px;
  width: 100%;
  box-sizing: border-box;
}

/* 博客详情页标题样式 */
.blog-post-detail h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--blog-text);
  margin-bottom: 16px;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

/* 博客详情页副标题样式 */
.blog-post-detail .page-subtitle {
  font-size: 1.25rem;
  color: var(--blog-text-secondary);
  margin-bottom: 40px;
  font-weight: 400;
}

/* 博客详情页元信息样式 */
.blog-post-detail .post-meta {
  display: flex;
  gap: 20px;
  align-items: center;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 2px solid #f1f5f9;
}

.blog-post-detail .post-date,
.blog-post-detail .post-category {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--blog-text-secondary);
}

.blog-post-detail .post-category {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 博客详情页内容样式 */
.blog-post-detail .post-content {
  color: var(--blog-text);
  line-height: 1.8;
  font-size: 1.125rem;
  margin-bottom: 48px;
}

.blog-post-detail .post-content h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--blog-text);
  margin: 40px 0 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid #f1f5f9;
  line-height: 1.3;
}

.blog-post-detail .post-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--blog-text);
  margin: 32px 0 16px;
  line-height: 1.4;
}

.blog-post-detail .post-content h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--blog-text);
  margin: 24px 0 12px;
  line-height: 1.5;
}

.blog-post-detail .post-content p {
  margin-bottom: 24px;
  text-align: justify;
}

.blog-post-detail .post-content ul,
.blog-post-detail .post-content ol {
  margin-bottom: 24px;
  padding-left: 28px;
}

.blog-post-detail .post-content li {
  margin-bottom: 12px;
  line-height: 1.7;
}

.blog-post-detail .post-content blockquote {
  background: #f8fafc;
  border-left: 4px solid #667eea;
  padding: 20px 32px;
  margin: 32px 0;
  border-radius: 0 12px 12px 0;
  font-style: italic;
  color: var(--blog-text-secondary);
}

.blog-post-detail .post-content code {
  background: #e2e8f0;
  color: #dc2626;
  padding: 2px 8px;
  border-radius: 6px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.9em;
  font-weight: 600;
}

.blog-post-detail .post-content pre {
  background: #1e293b;
  color: #f8fafc;
  border-radius: 12px;
  padding: 24px;
  overflow: auto;
  margin: 32px 0;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.9rem;
  line-height: 1.6;
  border: 1px solid #334155;
}

.blog-post-detail .post-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}

.blog-post-detail .post-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 32px 0;
  display: block;
}

/* 博客详情页操作按钮样式 */
.blog-post-detail .post-actions {
  display: flex;
  justify-content: center;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 2px solid #f1f5f9;
}

/* 文件详情页样式保持不变 */
.file-detail-panel h1 {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--blog-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 40px;
  letter-spacing: -0.5px;
  text-align: center;
}

.file-detail-panel h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--blog-text);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid #f1f5f9;
}

.file-detail-panel h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--blog-text);
  margin-bottom: 16px;
}

/* 详情区块 */
.detail-section {
  margin-bottom: 48px;
}

/* 详情网格 */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

/* 详情项目 */
.detail-item {
  background: #f8fafc;
  padding: 20px;
  border-radius: 12px;
  border: 1px solid var(--blog-border);
  transition: all 0.3s ease;
}

.detail-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.detail-item.full-width {
  grid-column: 1 / -1;
}

.detail-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--blog-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.detail-value {
  font-size: 1.125rem;
  color: var(--blog-text);
  font-weight: 600;
  line-height: 1.5;
}

.detail-value a {
  color: #667eea;
  text-decoration: none;
  transition: color 0.3s ease;
}

.detail-value a:hover {
  color: #5568d3;
  text-decoration: underline;
}

/* 操作按钮 */
.detail-actions {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  justify-content: flex-start;
}

.btn {
  padding: 12px 32px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: var(--blog-gradient);
  color: white;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(239, 68, 68, 0.4);
}

/* DKFile信息区域 */
.dkfile-info {
  background: #f0f9ff;
  padding: 24px;
  border-radius: 12px;
  border: 1px solid #bae6fd;
  margin-bottom: 24px;
}

/* 代码区域 */
.code-section {
  margin-top: 24px;
}

.code {
  background: #1e293b;
  color: #f8fafc;
  border-radius: 12px;
  padding: 24px;
  overflow: auto;
  max-height: 400px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  border: 1px solid #334155;
}

/* 空状态 */
.empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--blog-text-secondary);
  font-size: 1.125rem;
  background: #f8fafc;
  border: 1px solid var(--blog-border);
  border-radius: 12px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .detail-container {
    padding: 20px 16px;
    min-height: calc(100vh - 180px);
  }

  .file-detail-panel {
    padding: 32px 20px;
    margin: 0;
  }

  .file-detail-panel h1 {
    font-size: 2rem;
    margin-bottom: 32px;
  }

  .file-detail-panel h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
  }

  .detail-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .detail-item {
    padding: 16px;
  }

  .detail-actions {
    flex-direction: column;
    gap: 12px;
  }

  .btn {
    width: 100%;
    padding: 14px 24px;
  }

  .code {
    padding: 16px;
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .file-detail-panel {
    padding: 24px 16px;
    border-radius: 0;
  }

  .file-detail-panel h1 {
    font-size: 1.75rem;
  }

  .detail-section {
    margin-bottom: 32px;
  }
}

/* 分类和标签管理样式 */
.category-tag-section {
  margin-bottom: 32px;
  padding: 24px;
  background: #f8fafc;
  border-radius: 12px;
  border: 1px solid var(--blog-border);
}

.category-tag-section h3 {
  margin-top: 0;
  margin-bottom: 16px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--blog-text);
}

/* 当前分类和标签显示 */
.current-categories, .current-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  padding: 16px;
  background: white;
  border-radius: 8px;
  border: 1px solid var(--blog-border);
  min-height: 50px;
  align-items: center;
}

.category-tag, .tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.category-tag {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.tag {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.category-tag:hover, .tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.remove-tag-btn {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.2rem;
  font-weight: bold;
  cursor: pointer;
  padding: 0;
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.remove-tag-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

.empty-text {
  color: var(--blog-text-secondary);
  font-style: italic;
}

/* 添加分类和标签表单 */
.add-category-form, .add-tag-form {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.form-select {
  padding: 10px 16px;
  border: 2px solid var(--blog-border);
  border-radius: 8px;
  font-size: 0.9rem;
  background: white;
  color: var(--blog-text);
  cursor: pointer;
  transition: all 0.3s ease;
  min-width: 200px;
}

.form-select:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
  border-radius: 8px;
}

.btn-secondary {
  background: #64748b;
  color: white;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: #475569;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(100, 116, 139, 0.3);
}

/* 模态框样式 */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  animation: fadeIn 0.3s ease;
}

.modal-content {
  background-color: white;
  margin: 5% auto;
  padding: 0;
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: slideIn 0.3s ease;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px;
  border-bottom: 1px solid var(--blog-border);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-radius: 12px 12px 0 0;
}

.modal-header h3 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
}

.close {
  color: white;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
}

.close:hover {
  color: #e2e8f0;
  transform: rotate(90deg);
}

.modal-body {
  padding: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--blog-text);
  font-size: 0.9rem;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--blog-border);
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: white;
  color: var(--blog-text);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
  font-family: inherit;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 20px 24px;
  border-top: 1px solid var(--blog-border);
  background: #f8fafc;
  border-radius: 0 0 12px 12px;
}

/* 动画效果 */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 确保页脚始终在底部 */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}