/* Enhanced details/summary styling - subtle card appearance matching Starlight asides */.sl-markdown-content details:not(:where(.not-content *)) {  background-color: var(--sl-color-gray-6);  border-radius: 0.5rem;  padding: 1rem;  padding-inline-start: 1rem;  border-inline-start-width: 0.25rem;  margin-block: 1rem;} .sl-markdown-content summary:not(:where(.not-content *)) {  margin-inline-start: 0;  padding-inline-start: 0;} .sl-markdown-content details[open] > summary:not(:where(.not-content *)) {  margin-bottom: var(--sl-content-gap-y);}