This text includes multiple advanced regex challenge patterns: valid/invalid phone numbers, complex emails with plus signs and domain TLDs, tricky date/time combos with different separators (and invalid edge cases), negative lookbehind lookalikes, repeated segments with must-match group references, and optional ID formats. Matching all with a single regex will require advanced techniques such as lookahead/lookbehind, alternation, optional components, careful escaping, and more. This is significa... (truncated)