chore: migrate to Tailwind CSS v4.0 (#632)

* chore: migrate PostCSS configuration to v4

* chore: update dependencies in package.json and package-lock.json

- Bump versions for autoprefixer, postcss, postcss-cli, prettier, and tailwindcss.
- Remove unused dependencies to streamline the project.

* chore: add @tailwindcss/postcss and update package-lock.json

* fix: update import paths in CSS files for consistency

* fix: change prefix from `hx-` to `hx:`

* chore: migrate primary color theme variables to CSS

* fix: remove unnecessary text decoration property from anchor styles in typography CSS

* fix: update CSS styles for improved consistency and clarity across components

* chore: clean up package.json and package-lock.json, remove unused dependencies, and update CSS imports for better organization

* fix: bulk replace prefix `hx-` with `hx:`

* fix: update tailwind css prefix

* fix: styling consistent issues

- steps counter fix in v4
- removed tailwind.css
- update hr border colors
- fix button cursor in v4
- fix border colors in various places

* fix: update class prefixes for consistency in menu and sidebar components

* fix: refine CSS classes and transitions for navbar and sidebar components

- Updated hamburger menu styles for improved animation and structure.
- Adjusted sidebar transition duration for smoother effects.
- Standardized class prefixes for consistency across components.

* fix: update border color in hero badge component for improved styling consistency

* fix: update tab button cursor style for improved user interaction

* chore: recompile css

* fix: dark mode color not applied for before / after elements

* fix: docs navigation

* chore: recompile CSS

* chore: update Tailwind CSS and PostCSS dependencies to version 4.0.17, recompile CSS, and add safelist

* fix: typo in class name and add back decoration-from-font for typography a tags

* fix: update class syntax for Tailwind CSS compatibility in mermaid code block

layouts/partials/toc.html

@@ -5,11 +5,11 @@
 {{- $editThisPage := (T "editThisPage") | default "Edit this page"}}
 {{- $backToTop := (T "backToTop") | default "Scroll to top" -}}
 
-<nav class="hextra-toc hx-order-last hx-hidden hx-w-64 hx-shrink-0 xl:hx-block print:hx-hidden hx-px-4" aria-label="table of contents">
+<nav class="hextra-toc hx:order-last hx:hidden hx:w-64 hx:shrink-0 hx:xl:block hx:print:hidden hx:px-4" aria-label="table of contents">
   {{- if $toc }}
-    <div class="hextra-scrollbar hx-sticky hx-top-16 hx-overflow-y-auto hx-pr-4 hx-pt-6 hx-text-sm [hyphens:auto] hx-max-h-[calc(100vh-var(--navbar-height)-env(safe-area-inset-bottom))] ltr:hx--mr-4 rtl:hx--ml-4">
+    <div class="hextra-scrollbar hx:sticky hx:top-16 hx:overflow-y-auto hx:pr-4 hx:pt-6 hx:text-sm [hyphens:auto] hx:max-h-[calc(100vh-var(--navbar-height)-env(safe-area-inset-bottom))] hx:ltr:-mr-4 hx:rtl:-ml-4">
       {{- with .Fragments.Headings -}}
-        <p class="hx-mb-4 hx-font-semibold hx-tracking-tight">{{ $onThisPage }}</p>
+        <p class="hx:mb-4 hx:font-semibold hx:tracking-tight">{{ $onThisPage }}</p>
         {{- range . -}}
           <ul>
             {{- with .Headings -}}{{ template "toc-subheading" (dict "headings" . "level" 0) }}{{- end -}}
@@ -17,13 +17,13 @@
         {{- end -}}
       {{- end -}}
 
-      {{- $borderClass := "hx-mt-8 hx-border-t hx-bg-white hx-pt-8 hx-shadow-[0_-12px_16px_white] dark:hx-bg-dark dark:hx-shadow-[0_-12px_16px_#111]" -}}
+      {{- $borderClass := "hx:mt-8 hx:border-t hx:bg-white hx:pt-8 hx:shadow-[0_-12px_16px_white] hx:dark:bg-dark hx:dark:shadow-[0_-12px_16px_#111]" -}}
       {{- if not .Fragments.Headings -}}
         {{- $borderClass = "" -}}
       {{- end -}}
 
       {{/* TOC bottom part */}}
-      <div class="{{ $borderClass }} hx-sticky hx-bottom-0 hx-flex hx-flex-col hx-items-start hx-gap-2 hx-pb-8 dark:hx-border-neutral-800 contrast-more:hx-border-t contrast-more:hx-border-neutral-400 contrast-more:hx-shadow-none contrast-more:dark:hx-border-neutral-400">
+      <div class="{{ $borderClass }} hx:sticky hx:bottom-0 hx:flex hx:flex-col hx:items-start hx:gap-2 hx:pb-8 hx:border-gray-200 hx:dark:border-neutral-800 hx:contrast-more:border-t hx:contrast-more:border-neutral-400 hx:contrast-more:shadow-none hx:contrast-more:dark:border-neutral-400">
         {{- if site.Params.editURL.enable -}}
           {{- $editURL := site.Params.editURL.base | default "" -}}
           {{- with .Params.editURL -}}
@@ -38,14 +38,14 @@
               {{- $editURL = urls.JoinPath $editURL $sourceDir $path -}}
             {{- end -}}
           {{- end -}}
-          <a class="hx-text-xs hx-font-medium hx-text-gray-500 hover:hx-text-gray-900 dark:hx-text-gray-400 dark:hover:hx-text-gray-100 contrast-more:hx-text-gray-800 contrast-more:dark:hx-text-gray-50" href="{{ $editURL }}" target="_blank" rel="noreferrer">{{ $editThisPage }}</a>
+          <a class="hx:text-xs hx:font-medium hx:text-gray-500 hx:hover:text-gray-900 hx:dark:text-gray-400 hx:dark:hover:text-gray-100 hx:contrast-more:text-gray-800 hx:contrast-more:dark:text-gray-50" href="{{ $editURL }}" target="_blank" rel="noreferrer">{{ $editThisPage }}</a>
         {{- end -}}
         {{/* Scroll To Top */}}
-        <button aria-hidden="true" id="backToTop" onClick="scrollUp();" class="hx-transition-all hx-duration-75 hx-opacity-0 hx-text-xs hx-font-medium hx-text-gray-500 hover:hx-text-gray-900 dark:hx-text-gray-400 dark:hover:hx-text-gray-100 contrast-more:hx-text-gray-800 contrast-more:dark:hx-text-gray-50">
+        <button aria-hidden="true" id="backToTop" onClick="scrollUp();" class="hx:cursor-pointer hx:transition-all hx:duration-75 hx:opacity-0 hx:text-xs hx:font-medium hx:text-gray-500 hx:hover:text-gray-900 hx:dark:text-gray-400 hx:dark:hover:text-gray-100 hx:contrast-more:text-gray-800 hx:contrast-more:dark:text-gray-50">
           <span>
             {{- $backToTop -}}
           </span>
-          <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="hx-inline ltr:hx-ml-1 rtl:hx-mr-1 hx-h-3.5 hx-w-3.5 hx-border hx-rounded-full hx-border-gray-500 hover:hx-border-gray-900 dark:hx-border-gray-400 dark:hover:hx-border-gray-100 contrast-more:hx-border-gray-800 contrast-more:dark:hx-border-gray-50">
+          <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="hx:inline hx:ltr:ml-1 hx:rtl:mr-1 hx:h-3.5 hx:w-3.5 hx:rounded-full hx:border hx:border-gray-500 hx:hover:border-gray-900 hx:dark:border-gray-400 hx:dark:hover:border-gray-100 hx:contrast-more:border-gray-800 hx:contrast-more:dark:border-gray-50">
             <path stroke-linecap="round" stroke-linejoin="round" d="M4.5 15.75l7.5-7.5 7.5 7.5" />
           </svg>
         </button>
@@ -63,12 +63,12 @@
   {{- end -}}
 
   {{- $padding := (mul $level 4) -}}
-  {{- $class := cond (eq $level 0) "hx-font-semibold" (printf "ltr:hx-pl-%d rtl:hx-pr-%d" $padding $padding) -}}
+  {{- $class := cond (eq $level 0) "hx:font-semibold" (printf "hx:ltr:pl-%d hx:rtl:pr-%d" $padding $padding) -}}
 
   {{- range $headings }}
     {{- if .Title }}
-      <li class="hx-my-2 hx-scroll-my-6 hx-scroll-py-6">
-        <a class="{{ $class }} hx-inline-block hx-text-gray-500 hover:hx-text-gray-900 dark:hx-text-gray-400 dark:hover:hx-text-gray-300 contrast-more:hx-text-gray-900 contrast-more:hx-underline contrast-more:dark:hx-text-gray-50 hx-w-full hx-break-words" href="#{{ anchorize .ID }}">
+      <li class="hx:my-2 hx:scroll-my-6 hx:scroll-py-6">
+        <a class="{{ $class }} hx:inline-block hx:text-gray-500 hx:hover:text-gray-900 hx:dark:text-gray-400 hx:dark:hover:text-gray-300 hx:contrast-more:text-gray-900 hx:contrast-more:underline hx:contrast-more:dark:text-gray-50 hx:w-full hx:break-words" href="#{{ anchorize .ID }}">
           {{- .Title | safeHTML | plainify | htmlUnescape }}
         </a>
       </li>