diff --git a/lib/core/karma.conf.js b/lib/core/karma.conf.js
index eba81852a9..99206d0b9a 100644
--- a/lib/core/karma.conf.js
+++ b/lib/core/karma.conf.js
@@ -26,8 +26,7 @@ module.exports = function (config) {
                 included: false,
                 served: true,
                 watched: false
-            },
-            { pattern: 'node_modules/resize-observer-polyfill/dist/ResizeObserver.global.js', included: true, watched: false }
+            }
         ],
 
         frameworks: ['jasmine-ajax', 'jasmine', '@angular-devkit/build-angular'],
diff --git a/lib/js-api/jest.config.ts b/lib/js-api/jest.config.ts
index 00d6530992..f175a0518a 100644
--- a/lib/js-api/jest.config.ts
+++ b/lib/js-api/jest.config.ts
@@ -5,7 +5,7 @@ export default {
     testEnvironment: 'jsdom',
     setupFilesAfterEnv: ['<rootDir>/src/test-setup.ts'],
     coverageDirectory: '../../../coverage/libs/js-api',
-    moduleMNameMapper: {
+    moduleNameMapper: {
         '^pdfjs-dist$': 'pdfjs-dist/legacy/build/pdf'
     },
     transform: {
diff --git a/lib/js-api/src/test-setup.ts b/lib/js-api/src/test-setup.ts
index 01a3bf8e29..a9ff981ed0 100644
--- a/lib/js-api/src/test-setup.ts
+++ b/lib/js-api/src/test-setup.ts
@@ -15,5 +15,5 @@
  * limitations under the License.
  */
 
-import 'jest-preset-angular/setup-jest';
-import 'resize-observer-polyfill/dist/ResizeObserver.global';
+import { setupZoneTestEnv } from 'jest-preset-angular/setup-env/zone';
+setupZoneTestEnv();
diff --git a/package-lock.json b/package-lock.json
index aafcd53e11..f0c8120477 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -129,12 +129,8 @@
         "moment": "^2.29.4",
         "ng-packagr": "19.2.2",
         "nock": "13.5.5",
-        "npm-run-all": "^4.1.5",
         "nx": "20.8.0",
-        "postcss": "8.5.4",
-        "postcss-sass": "^0.5.0",
         "prettier": "3.6.2",
-        "resize-observer-polyfill": "^1.5.1",
         "rimraf": "6.0.1",
         "sass-loader": "16.0.5",
         "shelljs": "^0.8.5",
@@ -143,7 +139,6 @@
         "stylelint": "16.20.0",
         "stylelint-config-standard-scss": "^13.1.0",
         "ts-node": "^10.9.2",
-        "tsconfig-paths": "^4.1.1",
         "typescript": "5.8.2",
         "webpack": "5.98.0",
         "webpack-cli": "^5.1.4"
@@ -24373,22 +24368,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/gonzales-pe": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/gonzales-pe/-/gonzales-pe-4.3.0.tgz",
-      "integrity": "sha512-otgSPpUmdWJ43VXyiNgEYE4luzHCL2pz4wQ0OnDluC6Eg4Ko3Vexy/SrSynglw/eR+OhkzmqFCZa/OFa/RgAOQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "minimist": "^1.2.5"
-      },
-      "bin": {
-        "gonzales": "bin/gonzales.js"
-      },
-      "engines": {
-        "node": ">=0.6.0"
-      }
-    },
     "node_modules/gopd": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/gopd/-/gopd-1.2.0.tgz",
@@ -27935,13 +27914,6 @@
       "integrity": "sha512-4bV5BfR2mqfQTJm+V5tPPdf+ZpuhiIvTuAB5g8kcrXOZpTT/QwwVRWBywX1ozr6lEuPdbHxwaJlm9G6mI2sfSQ==",
       "license": "MIT"
     },
-    "node_modules/json-parse-better-errors": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/json-parse-better-errors/-/json-parse-better-errors-1.0.2.tgz",
-      "integrity": "sha512-mrqyZKfX5EhL7hvqcV6WG1yYjnjeuYDzDhhcAAUrq8Po85NBQBJP+ZDUT75qZQ98IkUoBqdkExkukOU7Ts2wrw==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/json-parse-even-better-errors": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/json-parse-even-better-errors/-/json-parse-even-better-errors-4.0.0.tgz",
@@ -29379,56 +29351,6 @@
       "license": "MIT",
       "optional": true
     },
-    "node_modules/load-json-file": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-4.0.0.tgz",
-      "integrity": "sha512-Kx8hMakjX03tiGTLAIdJ+lL0htKnXjEZN6hk/tozf/WOuYGdZBJrZ+rCJRbVCugsjB3jMLn9746NsQIf5VjBMw==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "graceful-fs": "^4.1.2",
-        "parse-json": "^4.0.0",
-        "pify": "^3.0.0",
-        "strip-bom": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/load-json-file/node_modules/parse-json": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-4.0.0.tgz",
-      "integrity": "sha512-aOIos8bujGN93/8Ox/jPLh7RwVnPEysynVFE+fQZyg6jKELEHwzgKdLRFHUgXJL6kylijVSBC4BvN9OmsB48Rw==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "error-ex": "^1.3.1",
-        "json-parse-better-errors": "^1.0.1"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/load-json-file/node_modules/pify": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
-      "integrity": "sha512-C3FsVNH1udSEX48gGX1xfvwTWfsYWj5U+8/uK15BGzIGrKoUpghX8hWZwa/OFnakBiiVNmBvemTJR5mcy7iPcg==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/load-json-file/node_modules/strip-bom": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
-      "integrity": "sha512-vavAMRXOgBVNF6nyEEmL3DBK19iRpDcoIwW+swQ+CbGiu7lju6t+JklA1MHweoWtadgt4ISVUsXLyDq34ddcwA==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
     "node_modules/loader-runner": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/loader-runner/-/loader-runner-4.3.0.tgz",
@@ -29946,15 +29868,6 @@
         "map-or-similar": "^1.5.0"
       }
     },
-    "node_modules/memorystream": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/memorystream/-/memorystream-0.3.1.tgz",
-      "integrity": "sha512-S3UwM3yj5mtUSEfP41UZmt/0SCoVYUcU1rkXv+BQ5Ig8ndL4sPoJNBUJERafdPb5jjHJGuMgytgKvKIf58XNBw==",
-      "dev": true,
-      "engines": {
-        "node": ">= 0.10.0"
-      }
-    },
     "node_modules/meow": {
       "version": "13.2.0",
       "resolved": "https://registry.npmjs.org/meow/-/meow-13.2.0.tgz",
@@ -30971,13 +30884,6 @@
         "rxjs": "^6.5.3 || ^7.4.0"
       }
     },
-    "node_modules/nice-try": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/nice-try/-/nice-try-1.0.5.tgz",
-      "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/no-case": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/no-case/-/no-case-3.0.4.tgz",
@@ -31429,220 +31335,6 @@
         "node": "^18.17.0 || >=20.5.0"
       }
     },
-    "node_modules/npm-run-all": {
-      "version": "4.1.5",
-      "resolved": "https://registry.npmjs.org/npm-run-all/-/npm-run-all-4.1.5.tgz",
-      "integrity": "sha512-Oo82gJDAVcaMdi3nuoKFavkIHBRVqQ1qvMb+9LHk/cF4P6B2m8aP04hGf7oL6wZ9BuGwX1onlLhpuoofSyoQDQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "ansi-styles": "^3.2.1",
-        "chalk": "^2.4.1",
-        "cross-spawn": "^6.0.5",
-        "memorystream": "^0.3.1",
-        "minimatch": "^3.0.4",
-        "pidtree": "^0.3.0",
-        "read-pkg": "^3.0.0",
-        "shell-quote": "^1.6.1",
-        "string.prototype.padend": "^3.0.0"
-      },
-      "bin": {
-        "npm-run-all": "bin/npm-run-all/index.js",
-        "run-p": "bin/run-p/index.js",
-        "run-s": "bin/run-s/index.js"
-      },
-      "engines": {
-        "node": ">= 4"
-      }
-    },
-    "node_modules/npm-run-all/node_modules/ansi-styles": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
-      "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
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-      "license": "MIT",
-      "dependencies": {
-        "color-convert": "^1.9.0"
-      },
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-    "node_modules/npm-run-all/node_modules/brace-expansion": {
-      "version": "1.1.12",
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-      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
-      "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "has-flag": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=4"
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-    "node_modules/npm-run-all/node_modules/which": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
-      "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
-      "dev": true,
-      "license": "ISC",
-      "dependencies": {
-        "isexe": "^2.0.0"
-      },
-      "bin": {
-        "which": "bin/which"
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     "node_modules/npm-run-path": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/npm-run-path/-/npm-run-path-4.0.1.tgz",
@@ -33595,20 +33287,6 @@
         "postcss": "^8.4.31"
       }
     },
-    "node_modules/postcss-sass": {
-      "version": "0.5.0",
-      "resolved": "https://registry.npmjs.org/postcss-sass/-/postcss-sass-0.5.0.tgz",
-      "integrity": "sha512-qtu8awh1NMF3o9j/x9j3EZnd+BlF66X6NZYl12BdKoG2Z4hmydOt/dZj2Nq+g0kfk2pQy3jeYFBmvG9DBwynGQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "gonzales-pe": "^4.3.0",
-        "postcss": "^8.2.14"
-      },
-      "engines": {
-        "node": "^10 || ^12 || >=14"
-      }
-    },
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       "version": "4.0.9",
       "resolved": "https://registry.npmjs.org/postcss-scss/-/postcss-scss-4.0.9.tgz",
@@ -34163,21 +33841,6 @@
       "dev": true,
       "license": "ISC"
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-    "node_modules/read-pkg": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-3.0.0.tgz",
-      "integrity": "sha512-BLq/cCO9two+lBgiTYNqD6GdtK8s4NpaWrl6/rCO9w0TUS8oJl7cmToOZfRYllKTISY6nt1U7jQ53brmKqY6BA==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "load-json-file": "^4.0.0",
-        "normalize-package-data": "^2.3.2",
-        "path-type": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
     "node_modules/read-pkg-up": {
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-7.0.1.tgz",
@@ -34288,29 +33951,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/read-pkg/node_modules/path-type": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/path-type/-/path-type-3.0.0.tgz",
-      "integrity": "sha512-T2ZUsdZFHgA3u4e5PfPbjd7HDDpxPnQb5jN0SrDsjNSuVXHJqtwTnWqG0B1jZrgmJ/7lj1EmVIByWt1gxGkWvg==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "pify": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/read-pkg/node_modules/pify": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
-      "integrity": "sha512-C3FsVNH1udSEX48gGX1xfvwTWfsYWj5U+8/uK15BGzIGrKoUpghX8hWZwa/OFnakBiiVNmBvemTJR5mcy7iPcg==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
     "node_modules/readable-stream": {
       "version": "3.6.2",
       "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.2.tgz",
@@ -34689,13 +34329,6 @@
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       "license": "MIT"
     },
-    "node_modules/resize-observer-polyfill": {
-      "version": "1.5.1",
-      "resolved": "https://registry.npmjs.org/resize-observer-polyfill/-/resize-observer-polyfill-1.5.1.tgz",
-      "integrity": "sha512-LwZrotdHOo12nQuZlHEmtuXdqGoOD0OhaxopaNFxWzInpEgaLWoVuAMbTzixuosCx2nEG58ngzW3vxdWoxIgdg==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/resolve": {
       "version": "1.22.10",
       "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.10.tgz",
@@ -36742,25 +36375,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/string.prototype.padend": {
-      "version": "3.1.6",
-      "resolved": "https://registry.npmjs.org/string.prototype.padend/-/string.prototype.padend-3.1.6.tgz",
-      "integrity": "sha512-XZpspuSB7vJWhvJc9DLSlrXl1mcA2BdoY5jjnS135ydXqLoqhs96JjDtCkjJEQHvfqZIp9hBuBMgI589peyx9Q==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "call-bind": "^1.0.7",
-        "define-properties": "^1.2.1",
-        "es-abstract": "^1.23.2",
-        "es-object-atoms": "^1.0.0"
-      },
-      "engines": {
-        "node": ">= 0.4"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
-    },
     "node_modules/string.prototype.trim": {
       "version": "1.2.10",
       "resolved": "https://registry.npmjs.org/string.prototype.trim/-/string.prototype.trim-1.2.10.tgz",
diff --git a/package.json b/package.json
index e0820d819c..d370acdcb2 100644
--- a/package.json
+++ b/package.json
@@ -149,12 +149,8 @@
     "moment": "^2.29.4",
     "ng-packagr": "19.2.2",
     "nock": "13.5.5",
-    "npm-run-all": "^4.1.5",
     "nx": "20.8.0",
-    "postcss": "8.5.4",
-    "postcss-sass": "^0.5.0",
     "prettier": "3.6.2",
-    "resize-observer-polyfill": "^1.5.1",
     "rimraf": "6.0.1",
     "sass-loader": "16.0.5",
     "shelljs": "^0.8.5",
@@ -163,7 +159,6 @@
     "stylelint": "16.20.0",
     "stylelint-config-standard-scss": "^13.1.0",
     "ts-node": "^10.9.2",
-    "tsconfig-paths": "^4.1.1",
     "typescript": "5.8.2",
     "webpack": "5.98.0",
     "webpack-cli": "^5.1.4"
@@ -171,9 +166,6 @@
   "license": "Apache-2.0",
   "engines": {
     "node": ">=18.0.0"
-  },
-    "overrides": {
-    "stylus": "github:stylus/stylus#0.64.0"
   },
   "module": "./index.js",
   "typings": "./index.d.ts"