Styling contract

Public IDs and classes (stable for theming):

Selector	Meaning
`#toc-title`	Title element
`#toc-container`	Root list
`.toc-item`	Any item
`.toc-topitem`	Top-level item
`.toc-sublist`	Nested list
`.toc-sublist-item`	Nested item
`.toc-link` / `.toc-toplink` / `.toc-sublink`	Anchors
`.active-toc-item`	Active item
`.active-toc-topitem` / `.active-toc-sublist-item`	Active variants
`#toc-item-${id}`	Per-item wrapper id

Default styles are minimal (list reset, active color, nested indent). Override in your app CSS.

Styling contract ​