" Basic Nushell syntax highlighting — minimal version

" Comments
syn match nuComment "#.*$"
hi def link nuComment Comment

" Strings
syn region nuString start=+"+ skip=+\\\\\|\\"+ end=+"+
syn region nuString start=+'+ skip=+\\\\\|\\'+ end=+'+
hi def link nuString String

" Numbers
syn match nuNumber "\v\d+(\.\d+)?"
hi def link nuNumber Number

" Keywords (you can expand this list)
syn keyword nuKeyword def let mut const if else for while match return
hi def link nuKeyword Keyword

" Built-ins and operators
syn match nuOperator "[|=<>:+*/-]"
hi def link nuOperator Operator