Hey, @pycharm problem with viewing SASS/SCSS variables is still here...
pic.twitter.com/W193QklVSA
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Please follow this issue for updates if your _variables.scss file is a non-project file: https://youtrack.jetbrains.com/issue/WEB-30320
I did all of YouTrack issue. Warning doesn't show. Okay, you right... but how to hide this warnings in all of my projects (about 12) with Bulma.io? I use on other PC old @pycharm version 2017.2 and this warning gone... strange solutions, but it's all I have now to solve this! 
We still don't know why these files are not in your project. From the customization guide you've sent it's not clear why. Please provide the full path to the file and/or the details of the project structure.
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