/* ── Markdown 渲染样式（供所有展示笔记的页面共用）── */
.markdown-body { line-height: 1.65; word-break: break-word; white-space: normal; }
.markdown-body > *:first-child { margin-top: 0 !important; }
.markdown-body > *:last-child  { margin-bottom: 0 !important; }

.markdown-body p  { margin: 0 0 6px; }
.markdown-body h1 { font-size: 1.25em; font-weight: 700; margin: 10px 0 4px; }
.markdown-body h2 { font-size: 1.1em;  font-weight: 700; margin: 8px 0 4px; }
.markdown-body h3 { font-size: 1em;    font-weight: 600; margin: 6px 0 3px; }

.markdown-body code {
  background: #f3f4f6;
  color: #b45309;
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.87em;
  font-family: 'SF Mono', 'Consolas', 'Menlo', monospace;
}
.markdown-body pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: 12px 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 8px 0;
  font-size: 0.87em;
  line-height: 1.5;
}
.markdown-body pre code { background: none; padding: 0; color: inherit; font-size: 1em; }

.markdown-body ul, .markdown-body ol { padding-left: 22px; margin: 4px 0; }
.markdown-body li { margin: 2px 0; }

.markdown-body blockquote {
  border-left: 3px solid #d1d5db;
  padding-left: 12px;
  color: #6b7280;
  margin: 8px 0;
  font-style: italic;
}

.markdown-body strong { font-weight: 600; }
.markdown-body em     { font-style: italic; }
.markdown-body del    { text-decoration: line-through; color: #9ca3af; }
.markdown-body a      { color: #4f46e5; text-decoration: none; }
.markdown-body a:hover { text-decoration: underline; }
.markdown-body hr { border: none; border-top: 1px solid #e5e7eb; margin: 12px 0; }

.markdown-body img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
  cursor: zoom-in;
}

.markdown-body table { width: 100%; border-collapse: collapse; font-size: 0.9em; margin: 8px 0; }
.markdown-body th, .markdown-body td { border: 1px solid #e5e7eb; padding: 6px 10px; text-align: left; }
.markdown-body th { background: #f9fafb; font-weight: 600; }
.markdown-body tr:nth-child(even) td { background: #fafafa; }

/* KaTeX */
.markdown-body .katex-display { overflow-x: auto; margin: 10px 0; }
.markdown-body .katex { font-size: 1.05em; }