/* ========================================
 * 文章详情页样式
 * 文件路径：css/pages/article-detail.css
 * ======================================== */

.main-content {
  padding-top: 80px;
  min-height: 100vh;
  background: var(--color-bg);
}

.article-detail {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-sm);
}

.article-detail__header {
  margin-bottom: 24px;
}

.article-detail__title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 16px;
}

.article-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.article-detail__meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.article-detail__cover {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
}

.article-detail__content {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
}

.article-detail__content p {
  margin-bottom: 16px;
}

.article-detail__content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 16px 0;
}

.article-detail__content h2,
.article-detail__content h3 {
  margin-top: 32px;
  margin-bottom: 16px;
}

.article-detail__content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: 12px 20px;
  margin: 16px 0;
  background: var(--color-bg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-detail__actions {
  display: flex;
  gap: 16px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.btn-like {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg-card);
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-like:hover,
.btn-like.liked {
  border-color: #e74c3c;
  color: #e74c3c;
}

/* 评论区 */
.comments-section {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.comments-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 24px;
}

.comment-form {
  margin-bottom: 32px;
}

.comment-form .btn {
  margin-top: 12px;
}

.comment-login-tip {
  text-align: center;
  padding: 16px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.comment-login-tip a {
  color: var(--color-primary);
  font-weight: 500;
}

.comment-item {
  display: flex;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.comment-item:last-child {
  border-bottom: none;
}

.comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
}

.comment-body {
  flex: 1;
}

.comment-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.comment-username {
  font-weight: 600;
  color: var(--color-text);
}

.comment-time {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.comment-content {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text);
}

.comment-actions {
  margin-top: 8px;
}

.comment-reply-btn {
  font-size: 13px;
  color: var(--color-text-secondary);
  cursor: pointer;
  background: none;
  border: none;
}

.comment-reply-btn:hover {
  color: var(--color-primary);
}

.comment-replies {
  margin-left: 52px;
}

.comment-replies .comment-item {
  padding: 12px 0;
}

.empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .article-detail {
    padding: 20px;
  }

  .article-detail__title {
    font-size: 22px;
  }

  .article-detail__meta {
    flex-wrap: wrap;
    gap: 8px;
  }

  .comments-section {
    padding: 20px;
  }

  .comment-replies {
    margin-left: 28px;
  }
}

@media (max-width: 480px) {
  .article-detail {
    padding: 16px 12px;
  }

  .article-detail__title {
    font-size: 20px;
  }

  .article-detail__meta {
    gap: 4px 12px;
    font-size: 12px;
  }

  .article-detail__actions {
    gap: 12px;
  }

  .comments-section {
    padding: 16px 12px;
  }

  .comment-replies {
    margin-left: 20px;
  }

  .comment-avatar {
    width: 32px;
    height: 32px;
    font-size: 13px;
  }
}