changes for v4 tailwind

postcss.config.mjs

@@ -2,7 +2,6 @@
 const config = {
   plugins: {
     '@tailwindcss/postcss': {},
-    autoprefixer: {},
     'postcss-preset-env': {
       features: {
         'nesting-rules': false,

src/components/Navigation.astro

@@ -200,9 +200,9 @@ const currentPath = pathname.slice(1);
 
       // Add shadow on scroll
       if (currentScrollY > 10) {
-        header.classList.add('shadow-sm');
+        header.classList.add('shadow-xs');
       } else {
-        header.classList.remove('shadow-sm');
+        header.classList.remove('shadow-xs');
       }
 
       // Update last scroll position
@@ -240,6 +240,6 @@ const currentPath = pathname.slice(1);
   /* Mobile menu transition */
   #mobile-menu {
     transition: opacity 0.3s ease;
-    backdrop-filter: blur(4px);
+    backdrop-filter: blur-sm(4px);
   }
 </style>

src/components/ShareButtons.astro

@@ -94,7 +94,7 @@ const encodedUrl = encodeURIComponent(url);
       >
       <span
         id="copy-tooltip"
-        class="absolute -top-8 left-1/2 -translate-x-1/2 transform rounded bg-zinc-800 px-2 py-1 text-xs whitespace-nowrap text-white opacity-0 transition-opacity duration-300 dark:bg-zinc-700"
+        class="absolute -top-8 left-1/2 -translate-x-1/2 transform rounded-sm bg-zinc-800 px-2 py-1 text-xs whitespace-nowrap text-white opacity-0 transition-opacity duration-300 dark:bg-zinc-700"
       >
         Copied!
       </span>

src/components/ThemeToggle.astro

@@ -5,7 +5,7 @@
 <button
   id="theme-toggle"
   data-theme-toggle
-  class="group relative touch-manipulation overflow-hidden rounded-full p-1.5 transition-all duration-300 hover:bg-zinc-100 focus:ring-2 focus:ring-zinc-300 focus:outline-none sm:p-2 dark:hover:bg-zinc-800 dark:focus:ring-zinc-700"
+  class="group relative touch-manipulation overflow-hidden rounded-full p-1.5 transition-all duration-300 hover:bg-zinc-100 focus:ring-2 focus:ring-zinc-300 focus:outline-hidden sm:p-2 dark:hover:bg-zinc-800 dark:focus:ring-zinc-700"
   aria-label="Toggle dark mode"
 >
   <div class="relative z-10 flex h-5 w-5 items-center justify-center">
@@ -274,12 +274,12 @@
     }
 
     #theme-toggle:hover .icon-light:not(.dark .icon-light) {
-      filter: drop-shadow(0 0 2px rgba(251, 191, 36, 0.6));
+      filter: drop-shadow-sm(0 0 2px rgba(251, 191, 36, 0.6));
       transform: scale(1.1) rotate(15deg);
     }
 
     #theme-toggle:hover .icon-dark:not(:not(.dark) .icon-dark) {
-      filter: drop-shadow(0 0 2px rgba(129, 140, 248, 0.6));
+      filter: drop-shadow-sm(0 0 2px rgba(129, 140, 248, 0.6));
       transform: scale(1.1) rotate(-15deg);
     }
   }

src/layouts/Layout.astro

@@ -42,7 +42,7 @@ const { title, description } = Astro.props;
     <!-- Background component with dot pattern and ambient glow -->
     <Background />
 
-    <div class="mx-auto w-full max-w-3xl flex-grow px-4 sm:px-6">
+    <div class="mx-auto w-full max-w-3xl grow px-4 sm:px-6">
       <Navigation />
       <main class="py-12">
         <slot />
@@ -281,7 +281,7 @@ const { title, description } = Astro.props;
   /* Page transition effects */
   #page-transition {
     transition: opacity 0.3s ease;
-    backdrop-filter: blur(4px);
+    backdrop-filter: blur-sm(4px);
   }
 
   /* Transition spinner animation */

src/pages/404.astro

@@ -68,7 +68,7 @@ import Layout from '../layouts/Layout.astro';
 
         <button
           id="back-button"
-          class="group inline-flex items-center gap-2 rounded-lg border border-zinc-300 px-6 py-3 text-zinc-700 shadow-sm transition-all duration-300 hover:bg-zinc-100 hover:shadow-md dark:border-zinc-700 dark:text-zinc-300 dark:hover:bg-zinc-800"
+          class="group inline-flex items-center gap-2 rounded-lg border border-zinc-300 px-6 py-3 text-zinc-700 shadow-xs transition-all duration-300 hover:bg-zinc-100 hover:shadow-md dark:border-zinc-700 dark:text-zinc-300 dark:hover:bg-zinc-800"
         >
           <svg
             xmlns="http://www.w3.org/2000/svg"
@@ -89,7 +89,7 @@ import Layout from '../layouts/Layout.astro';
 
       <!-- Random fun fact -->
       <div
-        class="mx-auto mt-16 max-w-md rounded-xl border border-zinc-100 bg-zinc-50 p-6 shadow-sm backdrop-blur-sm dark:border-zinc-700/50 dark:bg-zinc-800/50"
+        class="mx-auto mt-16 max-w-md rounded-xl border border-zinc-100 bg-zinc-50 p-6 shadow-xs backdrop-blur-xs dark:border-zinc-700/50 dark:bg-zinc-800/50"
       >
         <h3 class="text-sm font-medium tracking-wider text-zinc-500 uppercase dark:text-zinc-400">
           Did you know?

src/pages/blog/[...slug].astro

@@ -309,7 +309,7 @@ const { post, nextPost, prevPost } = Astro.props;
   }
 
   .prose code {
-    @reference rounded bg-zinc-100 px-1.5 py-0.5 text-sm font-medium text-zinc-800 dark:bg-zinc-800 dark:text-zinc-200;
+    @reference rounded-sm bg-zinc-100 px-1.5 py-0.5 text-sm font-medium text-zinc-800 dark:bg-zinc-800 dark:text-zinc-200;
   }
 
   .prose pre {

src/pages/blog/index.astro

@@ -202,7 +202,7 @@ const allTags = [...new Set(sortedPosts.flatMap((post) => post.tags || []))];
                         </a>
                       </h3>
 
-                      <p class="mb-4 line-clamp-2 flex-grow text-center text-sm text-zinc-600 md:text-left dark:text-zinc-400">
+                      <p class="mb-4 line-clamp-2 grow text-center text-sm text-zinc-600 md:text-left dark:text-zinc-400">
                         {post.description}
                       </p>
 

src/pages/index.astro

@@ -236,7 +236,7 @@ const allTags = [...new Set(posts.flatMap((post) => post.tags || []))].slice(0,
                     <span class="theme-transition-color mr-2 text-sm font-medium text-zinc-900 dark:text-zinc-100">
                       #{tag}
                     </span>
-                    <span class="theme-transition-all flex-shrink-0 rounded-full bg-zinc-100 px-2 py-0.5 text-xs text-zinc-500 dark:bg-zinc-800 dark:text-zinc-400">
+                    <span class="theme-transition-all shrink-0 rounded-full bg-zinc-100 px-2 py-0.5 text-xs text-zinc-500 dark:bg-zinc-800 dark:text-zinc-400">
                       {tagCount} {tagCount === 1 ? 'post' : 'posts'}
                     </span>
                   </div>

src/pages/topics/[tag].astro

@@ -88,7 +88,7 @@ const relatedTags = [
           class="mb-2 flex flex-col justify-center gap-4 sm:flex-row sm:items-center sm:justify-start"
         >
           <div
-            class="tag-icon mx-auto flex h-12 w-12 items-center justify-center rounded-xl bg-zinc-100 shadow-sm sm:mx-0 dark:bg-zinc-800"
+            class="tag-icon mx-auto flex h-12 w-12 items-center justify-center rounded-xl bg-zinc-100 shadow-xs sm:mx-0 dark:bg-zinc-800"
           >
             <svg
               xmlns="http://www.w3.org/2000/svg"
@@ -144,7 +144,7 @@ const relatedTags = [
             {relatedTags.map((relatedTag) => (
               <a
                 href={`/topics/${relatedTag}`}
-                class="inline-flex flex-shrink-0 items-center rounded-full bg-zinc-100 px-3 py-1.5 text-sm font-medium text-zinc-900 transition-colors hover:bg-zinc-200 dark:bg-zinc-800 dark:text-zinc-100 dark:hover:bg-zinc-700"
+                class="inline-flex shrink-0 items-center rounded-full bg-zinc-100 px-3 py-1.5 text-sm font-medium text-zinc-900 transition-colors hover:bg-zinc-200 dark:bg-zinc-800 dark:text-zinc-100 dark:hover:bg-zinc-700"
               >
                 #{relatedTag}
               </a>
@@ -167,7 +167,7 @@ const relatedTags = [
 
               <div class="flex flex-col gap-5 sm:flex-row sm:gap-6">
                 {post.image && (
-                  <div class="mx-auto h-40 w-full flex-shrink-0 overflow-hidden rounded-xl shadow-sm transition-all duration-300 group-hover:shadow-md sm:mx-0 sm:w-56">
+                  <div class="mx-auto h-40 w-full shrink-0 overflow-hidden rounded-xl shadow-xs transition-all duration-300 group-hover:shadow-md sm:mx-0 sm:w-56">
                     <img
                       src={`${process.env.DIRECTUS_URL ?? 'https://directus.alexlebens.dev'}/assets/${post.image}?width=500`}
                       alt={post.image_alt}

src/pages/topics/index.astro

@@ -52,7 +52,7 @@ const sortedTags = [...tagObjects].sort((a, b) => b.count - a.count);
         <span class="relative inline-block">
           <span class="relative inline-block">
             <span
-              class="theme-transition-bg absolute -inset-1 rounded-lg bg-gradient-to-r from-zinc-200/50 to-zinc-300/50 blur-sm dark:from-zinc-800/50 dark:to-zinc-700/50"
+              class="theme-transition-bg absolute -inset-1 rounded-lg bg-gradient-to-r from-zinc-200/50 to-zinc-300/50 blur-xs dark:from-zinc-800/50 dark:to-zinc-700/50"
             ></span>
             <span class="relative">Explore</span>
           </span>
@@ -101,7 +101,7 @@ const sortedTags = [...tagObjects].sort((a, b) => b.count - a.count);
         </div>
       ) : (
         <div class="flex w-full justify-center">
-          <div class="tag-cloud hover-3d glass theme-transition-all relative w-full rounded-lg border border-zinc-100 bg-white/50 p-3 backdrop-blur-sm sm:rounded-xl sm:p-4 md:rounded-2xl md:p-6 lg:rounded-3xl lg:p-8 dark:border-zinc-800 dark:bg-zinc-900/50">
+          <div class="tag-cloud hover-3d glass theme-transition-all relative w-full rounded-lg border border-zinc-100 bg-white/50 p-3 backdrop-blur-xs sm:rounded-xl sm:p-4 md:rounded-2xl md:p-6 lg:rounded-3xl lg:p-8 dark:border-zinc-800 dark:bg-zinc-900/50">
             <div class="bg-grid-pattern theme-transition-bg absolute inset-0 opacity-5 dark:opacity-10" />
             <div class="theme-transition-bg absolute -top-8 -right-8 h-20 w-20 rounded-full bg-gradient-to-br from-zinc-200/30 to-zinc-300/20 blur-xl sm:h-24 sm:w-24 md:h-32 md:w-32 lg:h-40 lg:w-40 dark:from-zinc-700/20 dark:to-zinc-800/10" />
             <div class="theme-transition-bg absolute -bottom-8 -left-8 h-20 w-20 rounded-full bg-gradient-to-tl from-zinc-200/30 to-zinc-300/20 blur-xl sm:h-24 sm:w-24 md:h-32 md:w-32 lg:h-40 lg:w-40 dark:from-zinc-700/20 dark:to-zinc-800/10" />
@@ -114,13 +114,13 @@ const sortedTags = [...tagObjects].sort((a, b) => b.count - a.count);
               {sortedTags.map((tag) => (
                 <a
                   href={`/topics/${tag.name}`}
-                  class="theme-transition-element theme-ripple group relative min-w-0 flex-grow overflow-hidden rounded-md border border-zinc-200 transition-all duration-300 hover:scale-[1.03] hover:border-zinc-300 hover:shadow-md active:scale-95 sm:rounded-lg sm:hover:shadow-lg md:rounded-xl dark:border-zinc-800 dark:hover:border-zinc-700"
+                  class="theme-transition-element theme-ripple group relative min-w-0 grow overflow-hidden rounded-md border border-zinc-200 transition-all duration-300 hover:scale-[1.03] hover:border-zinc-300 hover:shadow-md active:scale-95 sm:rounded-lg sm:hover:shadow-lg md:rounded-xl dark:border-zinc-800 dark:hover:border-zinc-700"
                   style={`--tag-hue: ${tag.hue};`}
                 >
                   <div class="theme-transition-bg absolute inset-0 bg-gradient-to-br from-zinc-50/90 to-zinc-100/90 opacity-100 transition-opacity group-hover:opacity-95 dark:from-zinc-800/90 dark:to-zinc-900/90" />
 
                   <div class="xxxs:px-2 xxs:px-2 xs:px-2 xxxs:py-2 xxs:py-2 xs:py-2 xxs:gap-2 relative flex w-full items-center gap-1.5 px-1.5 py-1.5 sm:px-3 sm:py-3 md:px-4 md:py-4">
-                    <div class="xxxs:w-6 xxxs:h-6 xxs:w-6 xxs:h-6 xs:w-7 xs:h-7 group-hover:bg-accent/20 dark:group-hover:bg-accent/20 group-hover:text-accent-dark dark:group-hover:text-accent-light theme-transition-all flex h-5 w-5 flex-shrink-0 items-center justify-center rounded-full bg-zinc-100 text-zinc-700 shadow-sm transition-all duration-300 sm:h-8 sm:w-8 md:h-10 md:w-10 dark:bg-zinc-800 dark:text-zinc-300">
+                    <div class="xxxs:w-6 xxxs:h-6 xxs:w-6 xxs:h-6 xs:w-7 xs:h-7 group-hover:bg-accent/20 dark:group-hover:bg-accent/20 group-hover:text-accent-dark dark:group-hover:text-accent-light theme-transition-all flex h-5 w-5 shrink-0 items-center justify-center rounded-full bg-zinc-100 text-zinc-700 shadow-xs transition-all duration-300 sm:h-8 sm:w-8 md:h-10 md:w-10 dark:bg-zinc-800 dark:text-zinc-300">
                       <span class="xxxs:text-xs xxs:text-xs xs:text-sm text-xs font-semibold sm:text-base md:text-lg">
                         #
                       </span>
@@ -554,8 +554,8 @@ const sortedTags = [...tagObjects].sort((a, b) => b.count - a.count);
   }
 
   /* Prevent layout shifts */
-  .flex-grow {
+  .grow {
-    flex-grow: 1;
+    grow: 1;
   }
 
   .min-w-0 {