Measure dimension between each curve and its reference offset line

Hello,
I have a curve( pink curves, Baseline curve in GH file), I divided my curve into several divisions. Now I want to measure the total offset line ( blue arrow) but I do not know how, because I have several curves.
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temp_Test_SmartOffset_re.gh (58.1 KB)
I put the Lines that I want into red clusters in GH file