diff --git a/package.json b/package.json
index 7206f96..cc235df 100644
--- a/package.json
+++ b/package.json
@@ -59,8 +59,6 @@
     "eslint-config-prettier": "^8.8.0",
     "eslint-plugin-unicorn": "^48.0.0",
     "postcss": "^8.4.26",
-    "postcss-calc": "^9.0.1",
-    "postcss-css-variables": "^0.19.0",
     "postcss-csso": "^6.0.1",
     "postcss-url": "^10.1.3",
     "prettier": "^3.0.0",
@@ -101,8 +99,6 @@
         "url": "inline",
         "optimizeSvgEncode": true
       },
-      "postcss-css-variables": {},
-      "postcss-calc": {},
       "autoprefixer": {},
       "postcss-csso": {}
     }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e9a5257..c2a93ff 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -26,12 +26,6 @@ devDependencies:
   postcss:
     specifier: ^8.4.26
     version: 8.4.26
-  postcss-calc:
-    specifier: ^9.0.1
-    version: 9.0.1(postcss@8.4.26)
-  postcss-css-variables:
-    specifier: ^0.19.0
-    version: 0.19.0(postcss@8.4.26)
   postcss-csso:
     specifier: ^6.0.1
     version: 6.0.1(postcss@8.4.26)
@@ -611,12 +605,6 @@ packages:
       source-map-js: 1.0.2
     dev: true
 
-  /cssesc@3.0.0:
-    resolution: {integrity: sha512-/Tb/JcjK111nNScGob5MNtsntNM1aCNUDipB/TkwZFhyDrrE47SOx/18wF2bbjgc3ZzCSKW1T5nt5EbFoAz/Vg==}
-    engines: {node: '>=4'}
-    hasBin: true
-    dev: true
-
   /csso@5.0.5:
     resolution: {integrity: sha512-0LrrStPOdJj+SPCCrGhzryycLjwcgUSHBtxNA8aIDxf0GLsRh1cKYhB00Gd1lDOS4yGH69+SNn13+TWbVHETFQ==}
     engines: {node: ^10 || ^12.20.0 || ^14.13.0 || >=15.0.0, npm: '>=7.0.0'}
@@ -838,10 +826,6 @@ packages:
     engines: {node: '>=0.10.0'}
     dev: true
 
-  /extend@3.0.2:
-    resolution: {integrity: sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==}
-    dev: true
-
   /fast-deep-equal@3.1.3:
     resolution: {integrity: sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==}
     dev: true
@@ -1362,28 +1346,6 @@ packages:
     engines: {node: '>=4'}
     dev: true
 
-  /postcss-calc@9.0.1(postcss@8.4.26):
-    resolution: {integrity: sha512-TipgjGyzP5QzEhsOZUaIkeO5mKeMFpebWzRogWG/ysonUlnHcq5aJe0jOjpfzUU8PeSaBQnrE8ehR0QA5vs8PQ==}
-    engines: {node: ^14 || ^16 || >=18.0}
-    peerDependencies:
-      postcss: ^8.2.2
-    dependencies:
-      postcss: 8.4.26
-      postcss-selector-parser: 6.0.13
-      postcss-value-parser: 4.2.0
-    dev: true
-
-  /postcss-css-variables@0.19.0(postcss@8.4.26):
-    resolution: {integrity: sha512-Hr0WEYKLK9VCrY15anHXOd4RCvJy/xRvCnWdplGBeLInwEj6Z14hgzTb2W/39dYTCnS8hnHUfU4/F1zxX0IZuQ==}
-    peerDependencies:
-      postcss: ^8.2.6
-    dependencies:
-      balanced-match: 1.0.2
-      escape-string-regexp: 1.0.5
-      extend: 3.0.2
-      postcss: 8.4.26
-    dev: true
-
   /postcss-csso@6.0.1(postcss@8.4.26):
     resolution: {integrity: sha512-ZV4yEziMrx6CEiqabGLrDva0pMD7Fbw7yP+LzJvaynM4OJgTssGN6dHiMsJMJdpmNaLJltXVLsrb/5sxbFa8sA==}
     engines: {node: ^12.20.0 || ^14.13.0 || >=15.0.0, npm: '>=7.0.0'}
@@ -1394,14 +1356,6 @@ packages:
       postcss: 8.4.26
     dev: true
 
-  /postcss-selector-parser@6.0.13:
-    resolution: {integrity: sha512-EaV1Gl4mUEV4ddhDnv/xtj7sxwrwxdetHdWUGnT4VJQf+4d05v6lHYZr8N573k5Z0BViss7BDhfWtKS3+sfAqQ==}
-    engines: {node: '>=4'}
-    dependencies:
-      cssesc: 3.0.0
-      util-deprecate: 1.0.2
-    dev: true
-
   /postcss-url@10.1.3(postcss@8.4.26):
     resolution: {integrity: sha512-FUzyxfI5l2tKmXdYc6VTu3TWZsInayEKPbiyW+P6vmmIrrb4I6CGX0BFoewgYHLK+oIL5FECEK02REYRpBvUCw==}
     engines: {node: '>=10'}
@@ -1697,10 +1651,6 @@ packages:
       punycode: 2.3.0
     dev: true
 
-  /util-deprecate@1.0.2:
-    resolution: {integrity: sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==}
-    dev: true
-
   /validate-npm-package-license@3.0.4:
     resolution: {integrity: sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==}
     dependencies: