.md-tool {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.md-pane {
  min-height: 420px;
  height: 520px;
  font-family: var(--font-mono, monospace);
  font-size: 0.875rem;
  line-height: 1.6;
  background: var(--color-ink, #0f1117);
  border: 1px solid var(--color-border, #2a2d3a);
  border-radius: 0.75rem;
  padding: 1.25rem;
  color: var(--color-snow, #f0f2f8);
  resize: vertical;
  width: 100%;
}

.md-pane:focus {
  outline: none;
  border-color: var(--color-accent, #4f8ef7);
}

.md-preview-pane {
  min-height: 420px;
  height: 520px;
  overflow-y: auto;
  background: rgba(15, 17, 23, 0.5);
  border: 1px solid var(--color-border, #2a2d3a);
  border-radius: 0.75rem;
  padding: 1.25rem;
  color: var(--color-snow, #f0f2f8);
  line-height: 1.7;
}

/* Markdown preview rendered styles */
.md-preview-pane h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 1rem 0 0.5rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--color-border, #2a2d3a);
  color: #ffffff;
}

.md-preview-pane h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin: 1rem 0 0.5rem;
  color: #ffffff;
}

.md-preview-pane h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0.75rem 0 0.35rem;
  color: #f0f2f8;
}

.md-preview-pane p {
  margin-bottom: 0.75rem;
}

.md-preview-pane a {
  color: #4f8ef7;
  text-decoration: underline;
}

.md-preview-pane code {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  font-family: var(--font-mono, monospace);
  font-size: 0.85em;
  color: #38bdf8;
}

.md-preview-pane pre {
  background: #090a0f;
  border: 1px solid var(--color-border, #2a2d3a);
  border-radius: 0.5rem;
  padding: 0.85rem;
  margin: 0.75rem 0;
  overflow-x: auto;
}

.md-preview-pane pre code {
  background: transparent;
  padding: 0;
  color: #e2e8f0;
}

.md-preview-pane blockquote {
  border-left: 4px solid #4f8ef7;
  padding-left: 1rem;
  margin: 0.75rem 0;
  color: #94a3b8;
  font-style: italic;
}

.md-preview-pane ul, .md-preview-pane ol {
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.md-preview-pane ul {
  list-style-type: disc;
}

.md-preview-pane ol {
  list-style-type: decimal;
}

.md-preview-pane table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0;
}

.md-preview-pane th, .md-preview-pane td {
  border: 1px solid var(--color-border, #2a2d3a);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.md-preview-pane th {
  background: rgba(255, 255, 255, 0.05);
  font-weight: 600;
}

.md-preview-pane hr {
  border: 0;
  border-top: 1px solid var(--color-border, #2a2d3a);
  margin: 1.25rem 0;
}