/* 技术博客正文（与首页 :root 变量一致，由 build-blog 内联或外链） */
.article-body {
  max-width: 72ch;
  margin: 0 auto;
}
.article-body h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.55rem, 3.5vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.article-body h1::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  margin-top: 14px;
  border-radius: 3px;
  background: linear-gradient(90deg, #06b6d4, #3b82f6);
}
.article-body .lead {
  color: var(--muted);
  font-size: 1.02rem;
  margin: 0 0 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}
.article-body h2 {
  margin: 1.75rem 0 0.65rem;
  font-size: 1.28rem;
}
.article-body h3 {
  margin: 1.25rem 0 0.5rem;
  font-size: 1.08rem;
}
.article-body p { margin: 0.65rem 0; color: var(--ink); }
.article-body ul, .article-body ol {
  margin: 0.5rem 0 0.75rem;
  padding-left: 1.35rem;
  color: var(--ink);
}
.article-body li { margin: 0.35rem 0; }
.article-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1.5rem 0;
}
.article-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.88em;
  background: #eef4ff;
  padding: 0.12em 0.35em;
  border-radius: 6px;
}
.article-body pre {
  background: #0f1b33;
  color: #e8eef9;
  padding: 14px 16px;
  border-radius: 12px;
  overflow-x: auto;
  font-size: 0.86rem;
  line-height: 1.5;
}
.article-body pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}
.article-body blockquote {
  margin: 1rem 0;
  padding: 0.5rem 0 0.5rem 1rem;
  border-left: 4px solid var(--brand);
  color: var(--muted);
  background: rgba(14, 165, 233, 0.06);
  border-radius: 0 8px 8px 0;
}
.article-body a {
  color: var(--brand-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 124, 255, 0.35);
}
.article-body a:hover {
  border-bottom-color: var(--brand-2);
}
.article-body strong { color: var(--ink); }
/* —— 插图 —— */
.article-body img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 1.6rem auto;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
}
/* 结构图示：宽屏下适度突破 72ch 正文栏宽，保证图中文字可读（不超过 .wrap 的 980px） */
@media (min-width: 1100px) {
  .article-body img {
    width: 900px;
    max-width: 900px;
    margin-left: -130px;
    margin-right: -130px;
  }
}
.article-meta {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 1.25rem;
}