Update tailwindcss monorepo to v4.1.18

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@tailwindcss/postcss (source)	4.1.10 → 4.1.18
tailwindcss (source)	4.1.10 → 4.1.18

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Release Notes

tailwindlabs/tailwindcss (@​tailwindcss/postcss)

v4.1.18

Compare Source

Fixed

• Ensure validation of source(…) happens relative to the file it is in (#​19274)
• Include filename and line numbers in CSS parse errors (#​19282)
• Skip comments in Ruby files when checking for class names (#​19243)
• Skip over arbitrary property utilities with a top-level ! in the value (#​19243)
• Support environment API in @tailwindcss/vite (#​18970)
• Preserve case of theme keys from JS configs and plugins (#​19337)
• Write source maps correctly on the CLI when using --watch (#​19373)
• Handle special defaults (like ringColor.DEFAULT) in JS configs (#​19348)
• Improve backwards compatibility for content theme key from JS configs (#​19381)
• Upgrade: Handle future and experimental config keys (#​19344)
• Try to canonicalize any arbitrary utility to a bare value (#​19379)
• Validate candidates similarly to Oxide (#​19397)
• Canonicalization: combine text-* and leading-* classes (#​19396)
• Correctly handle duplicate CLI arguments (#​19416)
• Don’t emit color-mix fallback rules inside @keyframes (#​19419)
• CLI: Don't hang when output is /dev/stdout (#​19421)

v4.1.17

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Fixed

• Substitute @variant inside legacy JS APIs (#​19263)
• Prevent occasional crash on Windows when loaded into a worker thread (#​19242)

v4.1.16

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Fixed

• Discard candidates with an empty data type (#​19172)
• Fix canonicalization of arbitrary variants with attribute selectors (#​19176)
• Fix invalid colors due to nested & (#​19184)
• Improve canonicalization for & > :pseudo and & :pseudo arbitrary variants (#​19178)

v4.1.15

Compare Source

Fixed

• Fix Safari devtools rendering issue due to color-mix fallback (#​19069)
• Suppress Lightning CSS warnings about :deep, :slotted, and :global (#​19094)
• Fix resolving theme keys when starting with the name of another theme key in JS configs and plugins (#​19097)
• Allow named groups in combination with not-*, has-*, and in-* (#​19100)
• Prevent important utilities from affecting other utilities (#​19110)
• Don’t index into strings with the theme(…) function (#​19111)
• Fix parsing issue when \t is used in at-rules (#​19130)
• Upgrade: Canonicalize utilities containing 0 values (#​19095)
• Upgrade: Migrate deprecated break-words to wrap-break-word (#​19157)

Changed

• Remove the postinstall script from oxide ([#​19149])(#​19149)

v4.1.14

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Fixed

• Handle ' syntax in ClojureScript when extracting classes (#​18888)
• Handle @variant inside @custom-variant (#​18885)
• Merge suggestions when using @utility (#​18900)
• Ensure that file system watchers created when using the CLI are always cleaned up (#​18905)
• Do not generate grid-column utilities when configuring grid-column-start or grid-column-end (#​18907)
• Do not generate grid-row utilities when configuring grid-row-start or grid-row-end (#​18907)
• Prevent duplicate CSS when overwriting a static utility with a theme key (#​18056)
• Show Lightning CSS warnings (if any) when optimizing/minifying (#​18918)
• Use default export condition for @tailwindcss/vite (#​18948)
• Re-throw errors from PostCSS nodes (#​18373)
• Detect classes in markdown inline directives (#​18967)
• Ensure files with only @theme produce no output when built (#​18979)
• Support Maud templates when extracting classes (#​18988)
• Upgrade: Do not migrate variant = 'outline' during upgrades (#​18922)
• Upgrade: Show version mismatch (if any) when running upgrade tool (#​19028)
• Upgrade: Ensure first class inside className is migrated (#​19031)
• Upgrade: Migrate classes inside *ClassName and *Class attributes (#​19031)

v4.1.13

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Changed

• Drop warning from browser build (#​18731)
• Drop exact duplicate declarations when emitting CSS (#​18809)

Fixed

• Don't transition visibility when using transition (#​18795)
• Discard matched variants with unknown named values (#​18799)
• Discard matched variants with non-string values (#​18799)
• Show suggestions for known matchVariant values (#​18798)
• Replace deprecated clip with clip-path in sr-only (#​18769)
• Hide internal fields from completions in matchUtilities (#​18820)
• Ignore .vercel folders by default (can be overridden by @source … rules) (#​18855)
• Consider variants starting with @- to be invalid (e.g. @-2xl:flex) (#​18869)
• Do not allow custom variants to start or end with a - or _ (#​18867, #​18872)
• Upgrade: Migrate aria theme keys to @custom-variant (#​18815)
• Upgrade: Migrate data theme keys to @custom-variant (#​18816)
• Upgrade: Migrate supports theme keys to @custom-variant (#​18817)

v4.1.12

Compare Source

Fixed

• Don't consider the global important state in @apply (#​18404)
• Add missing suggestions for flex-<number> utilities (#​18642)
• Fix trailing ) from interfering with extraction in Clojure keywords (#​18345)
• Detect classes inside Elixir charlist, word list, and string sigils (#​18432)
• Track source locations through @plugin and @config (#​18345)
• Allow boolean values of process.env.DEBUG in @tailwindcss/node (#​18485)
• Ignore consecutive semicolons in the CSS parser (#​18532)
• Center the dropdown icon added to an input with a paired datalist by default (#​18511)
• Extract candidates in Slang templates (#​18565)
• Improve error messages when encountering invalid functional utility names (#​18568)
• Discard CSS AST objects with false or undefined properties (#​18571)
• Allow users to disable URL rebasing in @tailwindcss/postcss via transformAssetUrls: false (#​18321)
• Fix false-positive migrations in addEventListener and JavaScript variable names (#​18718)
• Fix Standalone CLI showing default Bun help when run via symlink on Windows (#​18723)
• Read from --border-color-* theme keys in divide-* utilities for backwards compatibility (#​18704)
• Don't scan .hdr and .exr files for classes by default (#​18734)

v4.1.11

Compare Source

Fixed

• Add heuristic to skip candidate migrations inside emit(…) (#​18330)
• Extract candidates with variants in Clojure/ClojureScript keywords (#​18338)
• Document --watch=always in the CLI's usage (#​18337)
• Add support for Vite 7 to @tailwindcss/vite (#​18384)

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