diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 6d1da5b0..3e4dd8ce 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -29,7 +29,7 @@
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@@ -51,31 +51,122 @@
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+      "resolved": "https://registry.npmjs.org/@asamuzakjp/css-color/-/css-color-5.0.1.tgz",
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-      "license": "MIT"
+      "license": "MIT",
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+        "@csstools/css-color-parser": "^4.0.2",
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+        "@csstools/css-tokenizer": "^4.0.0",
+        "lru-cache": "^11.2.6"
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+    "node_modules/@asamuzakjp/css-color/node_modules/@csstools/css-calc": {
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+      "resolved": "https://registry.npmjs.org/@csstools/css-calc/-/css-calc-3.1.1.tgz",
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+          "url": "https://github.com/sponsors/csstools"
+        },
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+          "url": "https://opencollective.com/csstools"
+        }
+      ],
+      "license": "MIT",
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+      "resolved": "https://registry.npmjs.org/@csstools/css-color-parser/-/css-color-parser-4.0.2.tgz",
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+      "dev": true,
+      "funding": [
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+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
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+          "url": "https://opencollective.com/csstools"
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-        "@csstools/css-parser-algorithms": "^3.0.5",
-        "@csstools/css-tokenizer": "^3.0.4",
-        "lru-cache": "^11.2.2"
+        "@csstools/color-helpers": "^6.0.2",
+        "@csstools/css-calc": "^3.1.1"
+      },
+      "engines": {
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+    },
+    "node_modules/@asamuzakjp/css-color/node_modules/@csstools/css-parser-algorithms": {
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+      "resolved": "https://registry.npmjs.org/@csstools/css-parser-algorithms/-/css-parser-algorithms-4.0.0.tgz",
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+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/csstools"
+        }
+      ],
+      "license": "MIT",
+      "engines": {
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+      "dev": true,
+      "funding": [
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+          "type": "github",
+          "url": "https://github.com/sponsors/csstools"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/csstools"
+        }
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+      "license": "MIT",
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+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-11.2.7.tgz",
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@@ -83,23 +174,26 @@
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+      "resolved": "https://registry.npmjs.org/@asamuzakjp/dom-selector/-/dom-selector-7.0.3.tgz",
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         "bidi-js": "^1.0.3",
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@@ -342,6 +436,19 @@
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+      "version": "2.4.2",
+      "resolved": "https://registry.npmjs.org/@bramus/specificity/-/specificity-2.4.2.tgz",
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+      "license": "MIT",
+      "dependencies": {
+        "css-tree": "^3.0.0"
+      },
+      "bin": {
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@@ -414,9 +521,9 @@
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+      "resolved": "https://registry.npmjs.org/@csstools/color-helpers/-/color-helpers-6.0.2.tgz",
+      "integrity": "sha512-LMGQLS9EuADloEFkcTBR3BwV/CGHV7zyDxVRtVDTwdI2Ca4it0CCVTT9wCkxSgokjE5Ho41hEPgb8OEUwoXr6Q==",
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-      "funding": [
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-          "url": "https://github.com/sponsors/csstools"
-        },
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-          "url": "https://opencollective.com/csstools"
-        }
-      ],
-      "license": "MIT",
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-          "url": "https://opencollective.com/csstools"
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@@ -509,9 +564,9 @@
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+      "resolved": "https://registry.npmjs.org/@csstools/css-syntax-patches-for-csstree/-/css-syntax-patches-for-csstree-1.1.1.tgz",
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@@ -524,8 +579,13 @@
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+      },
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+        }
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@@ -1205,19 +1265,19 @@
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       "peerDependencies": {
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@@ -2792,16 +2852,6 @@
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@@ -3793,44 +3844,6 @@
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-        "whatwg-url": "^15.0.0"
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@@ -5864,20 +5887,6 @@
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@@ -6653,35 +6648,36 @@
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@@ -6705,6 +6701,16 @@
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+      "license": "BlueOak-1.0.0",
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@@ -6718,6 +6724,16 @@
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+      "resolved": "https://registry.npmjs.org/whatwg-mimetype/-/whatwg-mimetype-5.0.0.tgz",
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+      "license": "MIT",
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@@ -7003,10 +7019,11 @@
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+      "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.27.1.tgz",
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+      "license": "CC0-1.0"
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@@ -9347,22 +9364,22 @@
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       "dev": true,
       "license": "MIT",
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-        "tldts-core": "^7.0.19"
+        "tldts-core": "^7.0.25"
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         "tldts": "bin/cli.js"
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@@ -9389,9 +9406,9 @@
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@@ -9687,9 +9704,9 @@
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-      "resolved": "https://registry.npmjs.org/undici/-/undici-7.22.0.tgz",
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+      "resolved": "https://registry.npmjs.org/undici/-/undici-7.24.3.tgz",
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@@ -10146,9 +10163,9 @@
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@@ -10193,17 +10210,18 @@
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+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-16.0.1.tgz",
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       "dev": true,
       "license": "MIT",
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+        "@exodus/bytes": "^1.11.0",
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+        "webidl-conversions": "^8.0.1"
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diff --git a/frontend/package.json b/frontend/package.json
index af4ab08c..fe0e2dad 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -35,7 +35,7 @@
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     "flush-promises": "^1.0.2",
     "globals": "^16.5.0",
-    "jsdom": "^27.4.0",
+    "jsdom": "^29.0.0",
     "neostandard": "^0.13.0",
     "postcss-html": "^1.8.1",
     "stylelint": "^16.26.1",