/* Markdown渲染样式 */
.md-content h1 { font-size: 1.3em; color: var(--accent); margin: 12px 0 8px; }
.md-content h2 { font-size: 1.15em; color: var(--accent); margin: 10px 0 6px; }
.md-content h3 { font-size: 1.05em; color: var(--accent-dim); margin: 8px 0 4px; }
.md-content p { margin: 6px 0; }
.md-content strong { color: var(--accent); }
.md-content em { color: var(--decoration); font-style: italic; }
.md-content blockquote {
  border-left: 3px solid var(--accent-dim);
  padding-left: 12px;
  margin: 8px 0;
  color: var(--text-secondary);
}
.md-content code {
  background: rgba(255,255,255,0.06);
  padding: 2px 5px;
  border-radius: 3px;
  font-size: 0.9em;
  font-family: "Fira Code", "JetBrains Mono", monospace;
}
.md-content pre {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  overflow-x: auto;
  margin: 8px 0;
}
.md-content pre code {
  background: none;
  padding: 0;
}
.md-content ul, .md-content ol {
  padding-left: 20px;
  margin: 6px 0;
}
.md-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 12px 0;
}
.md-content h4 { font-size: 1em; color: var(--accent-dim); margin: 6px 0 4px; }
.md-content h5 { font-size: 0.95em; color: var(--accent-dim); margin: 6px 0 4px; }
.md-content h6 { font-size: 0.9em; color: var(--text-secondary); margin: 6px 0 4px; }
.md-content del { color: var(--text-secondary); text-decoration: line-through; }
.md-content blockquote blockquote {
  border-left-color: var(--text-secondary);
  margin-left: 8px;
}
.md-content img { max-width: 100%; border-radius: 6px; margin: 6px 0; }
.md-content a { color: var(--accent); text-decoration: underline; }
.md-content table {
  border-collapse: collapse;
  width: 100%;
  margin: 8px 0;
}
.md-content th, .md-content td {
  border: 1px solid var(--border);
  padding: 6px 10px;
  font-size: 13px;
}
.md-content th {
  background: var(--bg-tertiary);
  color: var(--accent);
}