diff --git a/package.json b/package.json
index 19afefd..4c20f03 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "@vitest/coverage-v8": "^4.1.10",
     "eslint": "^10.7.0",
     "playwright": "^1.61.1",
-    "postcss": "^8.5.20",
+    "postcss": "^8.5.23",
     "prettier": "^3.9.5",
     "react": "^19.2.8",
     "react-dom": "^19.2.8",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index aa44a24..1ef71a7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -67,8 +67,8 @@ importers:
         specifier: ^1.61.1
         version: 1.61.1
       postcss:
-        specifier: ^8.5.20
-        version: 8.5.20
+        specifier: ^8.5.23
+        version: 8.5.23
       prettier:
         specifier: ^3.9.5
         version: 3.9.5
@@ -3363,8 +3363,8 @@ packages:
     resolution: {integrity: sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==}
     engines: {node: ^10 || ^12 || >=14}
 
-  postcss@8.5.20:
-    resolution: {integrity: sha512-lW616l85ucIQL+FocMmL7pQFPqBmwejrCMg+iPxyImlrANNJG9NHq/RkyCZopDhd8C3LA03PHRJDjkbGu8vvug==}
+  postcss@8.5.23:
+    resolution: {integrity: sha512-g50586zr4bZmwFiTlflMu8E0bDTb5I5gertgwAKmsdUlTQIhZtunzUlD1WSzwcVWPoAVpsrA6vlfCD7oXvRwgg==}
     engines: {node: ^10 || ^12 || >=14}
 
   prelude-ls@1.2.1:
@@ -5367,7 +5367,7 @@ snapshots:
       '@alloc/quick-lru': 5.2.0
       '@tailwindcss/node': 4.3.3
       '@tailwindcss/oxide': 4.3.3
-      postcss: 8.5.20
+      postcss: 8.5.23
       tailwindcss: 4.3.3
 
   '@tailwindcss/vite@4.3.3(vite@8.1.5(@types/node@24.13.3)(esbuild@0.28.1)(jiti@2.7.0)(tsx@4.23.1))':
@@ -7368,7 +7368,7 @@ snapshots:
       picocolors: 1.1.1
       source-map-js: 1.2.1
 
-  postcss@8.5.20:
+  postcss@8.5.23:
     dependencies:
       nanoid: 3.3.16
       picocolors: 1.1.1
@@ -8019,7 +8019,7 @@ snapshots:
     dependencies:
       lightningcss: 1.32.0
       picomatch: 4.0.5
-      postcss: 8.5.20
+      postcss: 8.5.23
       rolldown: 1.1.5
       tinyglobby: 0.2.17
     optionalDependencies: