chore(deps): update tailwindcss monorepo to v4.1.8

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@tailwindcss/postcss (source)	4.1.4 -> 4.1.8
tailwindcss (source)	4.1.4 -> 4.1.8

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Release Notes

tailwindlabs/tailwindcss (@​tailwindcss/postcss)

v4.1.8

Compare Source

Added

• Improve error messages when @apply fails (#​18059)

Fixed

• Upgrade: Do not migrate declarations that look like candidates in <style> blocks (#​18057, 18068)
• Upgrade: Don't error when looking for tailwindcss in pnpm monorepos (#​18065)
• Upgrade: Don't error when updating dependencies in pnpm monorepos (#​18065)
• Upgrade: Migrate deprecated order-none to order-0 (#​18126)
• Support Leptos class: attributes when extracting classes (#​18093)
• Fix "Cannot read properties of undefined" crash on malformed arbitrary value (#​18133)
• Upgrade: Migrate -mt-[0px] to mt-[0px] instead of the other way around (#​18154)
• Fix Haml pre-processing crash when there is no \n at the end of the file (#​18155)
• Ignore .pnpm-store folders by default (can be overridden by @source … rules) (#​18163)
• Fix PostCSS crash when calling toJSON() (#​18083)

v4.1.7

Compare Source

Added

• Upgrade: Migrate bare values to named values (#​18000)
• Upgrade: Added cache to improve template migration performance (#​18025)

Fixed

• Allow _ before numbers during candidate extraction (#​17961)
• Prevent duplicate suggestions when using @theme and @utility together (#​17675)
• Ensure that media queries within ::before and ::after pseudo selectors create valid CSS rules in production builds (#​17979)
• Ensure that the standalone CLI does not leave temporary files behind (#​17981)
• Ensure -rotate-* utilities properly negate arbitrary values (#​18014)
• Ignore custom variants using :merge(…) selectors in legacy JS plugins (#​18020)
• Ensure classes containing . are properly extracted from Clojure files (#​18038)
• Upgrade: Fix error when using @import … source(…) (#​17963)
• Upgrade: Change casing of utilities with named values to kebab-case to match updated theme variables (#​18017)
• Upgrade: Don't migrate strings that match utility names in Vue attribute bindings other than class (#​18025)

v4.1.6

Compare Source

Added

• Upgrade: Automatically convert arbitrary values to named values when possible (e.g. h-[1lh] to h-lh) (#​17831, #​17854)
• Upgrade: Update dependencies in parallel for improved performance (#​17898)
• Add detailed logging about @source directives, discovered files and scanned files when using DEBUG=* (#​17906, #​17952)
• Add support for generating source maps in development (#​17775)

Fixed

• Ensure negative arbitrary scale values generate negative values (#​17831)
• Fix HAML extraction with embedded Ruby (#​17846)
• Don't scan files for utilities when using @reference (#​17836)
• Fix incorrectly replacing _ with in arbitrary modifier shorthand bg-red-500/(--my_opacity) (#​17889)
• Don't scan .log files for classes by default (#​17906)
• Ensure that custom utilities applying other custom utilities don't swallow nested @apply rules (#​17925)
• Download platform specific package if optionalDependencies are skipped (#​17929)

v4.1.5

Compare Source

Added

• Support using @tailwindcss/upgrade to upgrade between versions of v4.* (#​17717)
• Add h-lh / min-h-lh / max-h-lh utilities (#​17790)
• Transition display, visibility, content-visibility, overlay, and pointer-events when using transition to simplify @starting-style usage (#​17812)

Fixed

• Don't scan .geojson or .db files for classes by default (#​17700, #​17711)
• Hide default shadow suggestions when missing default shadow theme keys (#​17743)
• Replace _ with . in theme suggestions for @utility if surrounded by digits (#​17733)
• Skip color-mix(…) when opacity is 100% (#​17815)
• PostCSS: Ensure that errors in imported stylesheets are recoverable (#​17754)
• Upgrade: Bump all Tailwind CSS related dependencies during upgrade (#​17763)
• Upgrade: Don't add - to variants starting with @ (#​17814)
• Upgrade: Don't format stylesheets that didn't change when upgrading (#​17824)

Changed

• Ignore .hg, .svn, .venv, venv, .yarn, .next, .turbo, .parcel-cache, __pycache__, and .svelte-kit folders by default (can be overridden by @source … rules) (#​17892)
• @source rules that point inside .hg, .svn, .venv, venv, .yarn, .next, .turbo, .parcel-cache, __pycache__, and .svelte-kit folders no longer consider your .gitignore rules (#​17892)

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