/* ===== 文章正文排版（长文阅读优化） · 作用域 .blog-content ===== */

.blog-content {
  font-size: 16px;
  line-height: 1.78;
  color: #27272a;
  word-wrap: break-word;
}

/* 段落 */
.blog-content p { margin: 0 0 1.25em; }

/* 标题层级 */
.blog-content h1,
.blog-content h2,
.blog-content h3,
.blog-content h4 {
  color: #09090b;
  font-weight: 680;
  letter-spacing: -0.015em;
  line-height: 1.3;
  scroll-margin-top: 88px;
}
.blog-content h2 {
  font-size: 1.5rem;
  margin: 2em 0 0.75em;
  padding-bottom: 0.35em;
  border-bottom: 1px solid rgba(9, 9, 11, 0.08);
}
.blog-content h3 { font-size: 1.2rem; margin: 1.75em 0 0.6em; }
.blog-content h4 { font-size: 1.05rem; margin: 1.5em 0 0.5em; }
.blog-content > :first-child { margin-top: 0; }

/* 链接 */
.blog-content a {
  color: #2563eb;
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 99, 235, 0.25);
}
.blog-content a:hover { border-bottom-color: #2563eb; }

/* 列表 */
.blog-content ul,
.blog-content ol { margin: 0 0 1.25em; padding-left: 1.5em; }
.blog-content li { margin: 0.4em 0; }
.blog-content li::marker { color: #a1a1aa; }
.blog-content ul { list-style: disc; }
.blog-content ul ul { list-style: circle; }
.blog-content ol { list-style: decimal; }
.blog-content li > ul,
.blog-content li > ol { margin: 0.4em 0; }

/* 任务列表 */
.blog-content input[type="checkbox"] { margin-right: 0.5em; }

/* 行内代码 */
.blog-content code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.875em;
  background: rgba(9, 9, 11, 0.05);
  border: 1px solid rgba(9, 9, 11, 0.08);
  border-radius: 5px;
  padding: 0.12em 0.4em;
  color: #be123c;
}

/* 代码块 */
.blog-content pre {
  margin: 0 0 1.5em;
  padding: 16px 18px;
  background: #0b0f19;
  border-radius: 12px;
  overflow-x: auto;
  font-size: 13.5px;
  line-height: 1.65;
}
.blog-content pre code {
  background: none;
  border: none;
  padding: 0;
  color: #e4e4e7;
  font-size: inherit;
}

/* 引用 */
.blog-content blockquote {
  margin: 0 0 1.5em;
  padding: 2px 0 2px 18px;
  border-left: 3px solid #d4d4d8;
  color: #52525b;
}
.blog-content blockquote p:last-child { margin-bottom: 0; }

/* 图片 */
.blog-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(9, 9, 11, 0.08);
  margin: 0.5em 0;
}

/* 分隔线 */
.blog-content hr { border: 0; border-top: 1px solid rgba(9, 9, 11, 0.1); margin: 2.5em 0; }

/* 表格 */
.blog-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1.5em;
  font-size: 14px;
  display: block;
  overflow-x: auto;
}
.blog-content th,
.blog-content td {
  border: 1px solid rgba(9, 9, 11, 0.1);
  padding: 9px 13px;
  text-align: left;
}
.blog-content th { background: #fafafa; font-weight: 600; color: #18181b; }

/* 强调 */
.blog-content strong { color: #18181b; font-weight: 650; }
.blog-content kbd {
  font-family: ui-monospace, monospace;
  font-size: 0.85em;
  background: #fafafa;
  border: 1px solid rgba(9, 9, 11, 0.15);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 1px 6px;
}