Meteor iOS应用CSS失效但浏览器正常，修改SCSS构建后内容丢失求助

Hey there, let's tackle your two issues one by one—they're both common pitfalls when working with Meteor + Cordova, so we'll get you sorted out!

1. CSS Not Working on iOS but Works in Browser #

This usually boils down to differences in how Meteor's web build vs Cordova build handles assets, or caching/loading quirks in the iOS WebView. Here are some fixes to try:

• Clear Build Caches: Meteor and Cordova can leave stale cached files that cause inconsistencies. Run meteor reset in your project root to wipe local build artifacts, then rebuild your iOS app with meteor run ios or via Xcode.
• Verify SCSS Package Installation: Make sure you have the official SCSS package installed: fourseven:scss. Check your .meteor/packages file to confirm it's listed, and if not, add it with meteor add fourseven:scss. Outdated versions can cause compilation issues for Cordova builds.
• Check Paths for SCSS Imports: Browsers are forgiving with relative paths, but the iOS WebView isn't. Double-check all @import statements in your SCSS files—use relative paths from the current file (e.g., @import './components/card.scss'; instead of absolute paths like /client/components/card.scss).
• Debug the iOS WebView: Use Safari's Web Inspector to see what's going on. Connect your iOS device to your Mac, open Safari, go to Develop > [Your Device] > [Your Meteor App], then check the Styles panel to see if your CSS is loaded, if selectors are being overridden, or if there are any loading errors in the Console.
• Check for iOS-Specific CSS Requirements: Some CSS properties need -webkit prefixes for older iOS WebViews (though modern versions support most standard properties). For example, if you're using overflow scrolling, add -webkit-overflow-scrolling: touch; alongside the standard overflow-scrolling: touch;.

2. SCSS Changes in .meteor/local/cordova-build Get Overwritten #

That directory is a temporary build output folder—Meteor regenerates it every time you build or run your app, so any changes you make there will be erased immediately. Here's what you should do instead:

• Modify Source SCSS Files: All your SCSS edits should happen in your project's source files, typically located in the client/ directory (e.g., client/main.scss is the common entry point). Meteor automatically compiles these source files and copies the compiled CSS to the cordova-build directory during the build process.
• Confirm Your Project Structure: Ensure your SCSS files are in a location that Meteor recognizes for client-side compilation. Files in client/ are automatically loaded on the client, but if you're using the imports/ directory structure, make sure you import your SCSS files into a client-side entry file (like client/main.js) so Meteor knows to compile them.
• Avoid Editing Build Output Directories: Never edit files in .meteor/local/—this folder is meant for temporary build artifacts only. All customizations should be done in your project's source code, which will be picked up during the next build.

内容的提问来源于stack exchange，提问作者chat app