:root {
  --portfolio-indicator-line-width: 1.1;
  --portfolio-indicator-reference-dash: 2 7;
  --portfolio-indicator-return-dash: 7 7;
}

.portfolio-indicator-diagram .route,
.portfolio-indicator-diagram .branch,
.portfolio-indicator-diagram .reference,
.portfolio-indicator-diagram .return,
.portfolio-indicator-diagram .route-arrow {
  fill: none;
  stroke: currentColor;
  stroke-width: var(--portfolio-indicator-line-width);
  stroke-linecap: round;
  stroke-linejoin: round;
}

.portfolio-indicator-diagram .reference { stroke-dasharray: var(--portfolio-indicator-reference-dash); }
.portfolio-indicator-diagram .return { stroke-dasharray: var(--portfolio-indicator-return-dash); }