Fix PostCSS configuration for Tailwind CSS v4

package-lock.json

@@ -15,6 +15,7 @@
         "react-qr-code": "^2.0.18"
       },
       "devDependencies": {
+        "@tailwindcss/postcss": "^4.1.18",
         "@types/node": "^25.0.3",
         "@types/react": "^19.2.7",
         "@types/react-dom": "^19.2.3",
@@ -26,6 +27,19 @@
         "typescript": "^5.9.3"
       }
     },
+    "node_modules/@alloc/quick-lru": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/@alloc/quick-lru/-/quick-lru-5.2.0.tgz",
+      "integrity": "sha512-UrcABB+4bUrFABwbluTIBErXwvbsU/V7TZWfmbgJfbkwiBuziS9gxdODUyuiecfdGQ85jglMW6juS3+z5TsKLw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/@babel/code-frame": {
       "version": "7.27.1",
       "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.27.1.tgz",
@@ -1325,6 +1339,277 @@
         "tslib": "^2.8.0"
       }
     },
+    "node_modules/@tailwindcss/node": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/node/-/node-4.1.18.tgz",
+      "integrity": "sha512-DoR7U1P7iYhw16qJ49fgXUlry1t4CpXeErJHnQ44JgTSKMaZUdf17cfn5mHchfJ4KRBZRFA/Coo+MUF5+gOaCQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@jridgewell/remapping": "^2.3.4",
+        "enhanced-resolve": "^5.18.3",
+        "jiti": "^2.6.1",
+        "lightningcss": "1.30.2",
+        "magic-string": "^0.30.21",
+        "source-map-js": "^1.2.1",
+        "tailwindcss": "4.1.18"
+      }
+    },
+    "node_modules/@tailwindcss/oxide": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide/-/oxide-4.1.18.tgz",
+      "integrity": "sha512-EgCR5tTS5bUSKQgzeMClT6iCY3ToqE1y+ZB0AKldj809QXk1Y+3jB0upOYZrn9aGIzPtUsP7sX4QQ4XtjBB95A==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 10"
+      },
+      "optionalDependencies": {
+        "@tailwindcss/oxide-android-arm64": "4.1.18",
+        "@tailwindcss/oxide-darwin-arm64": "4.1.18",
+        "@tailwindcss/oxide-darwin-x64": "4.1.18",
+        "@tailwindcss/oxide-freebsd-x64": "4.1.18",
+        "@tailwindcss/oxide-linux-arm-gnueabihf": "4.1.18",
+        "@tailwindcss/oxide-linux-arm64-gnu": "4.1.18",
+        "@tailwindcss/oxide-linux-arm64-musl": "4.1.18",
+        "@tailwindcss/oxide-linux-x64-gnu": "4.1.18",
+        "@tailwindcss/oxide-linux-x64-musl": "4.1.18",
+        "@tailwindcss/oxide-wasm32-wasi": "4.1.18",
+        "@tailwindcss/oxide-win32-arm64-msvc": "4.1.18",
+        "@tailwindcss/oxide-win32-x64-msvc": "4.1.18"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-android-arm64": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-android-arm64/-/oxide-android-arm64-4.1.18.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-darwin-arm64": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-darwin-arm64/-/oxide-darwin-arm64-4.1.18.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-darwin-x64": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-darwin-x64/-/oxide-darwin-x64-4.1.18.tgz",
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+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-freebsd-x64": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-freebsd-x64/-/oxide-freebsd-x64-4.1.18.tgz",
+      "integrity": "sha512-Fj+RHgu5bDodmV1dM9yAxlfJwkkWvLiRjbhuO2LEtwtlYlBgiAT4x/j5wQr1tC3SANAgD+0YcmWVrj8R9trVMA==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "freebsd"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-linux-arm-gnueabihf": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-linux-arm-gnueabihf/-/oxide-linux-arm-gnueabihf-4.1.18.tgz",
+      "integrity": "sha512-Fp+Wzk/Ws4dZn+LV2Nqx3IilnhH51YZoRaYHQsVq3RQvEl+71VGKFpkfHrLM/Li+kt5c0DJe/bHXK1eHgDmdiA==",
+      "cpu": [
+        "arm"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-linux-arm64-gnu": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-linux-arm64-gnu/-/oxide-linux-arm64-gnu-4.1.18.tgz",
+      "integrity": "sha512-S0n3jboLysNbh55Vrt7pk9wgpyTTPD0fdQeh7wQfMqLPM/Hrxi+dVsLsPrycQjGKEQk85Kgbx+6+QnYNiHalnw==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-linux-arm64-musl": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-linux-arm64-musl/-/oxide-linux-arm64-musl-4.1.18.tgz",
+      "integrity": "sha512-1px92582HkPQlaaCkdRcio71p8bc8i/ap5807tPRDK/uw953cauQBT8c5tVGkOwrHMfc2Yh6UuxaH4vtTjGvHg==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-linux-x64-gnu": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-linux-x64-gnu/-/oxide-linux-x64-gnu-4.1.18.tgz",
+      "integrity": "sha512-v3gyT0ivkfBLoZGF9LyHmts0Isc8jHZyVcbzio6Wpzifg/+5ZJpDiRiUhDLkcr7f/r38SWNe7ucxmGW3j3Kb/g==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-linux-x64-musl": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-linux-x64-musl/-/oxide-linux-x64-musl-4.1.18.tgz",
+      "integrity": "sha512-bhJ2y2OQNlcRwwgOAGMY0xTFStt4/wyU6pvI6LSuZpRgKQwxTec0/3Scu91O8ir7qCR3AuepQKLU/kX99FouqQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-wasm32-wasi": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-wasm32-wasi/-/oxide-wasm32-wasi-4.1.18.tgz",
+      "integrity": "sha512-LffYTvPjODiP6PT16oNeUQJzNVyJl1cjIebq/rWWBF+3eDst5JGEFSc5cWxyRCJ0Mxl+KyIkqRxk1XPEs9x8TA==",
+      "bundleDependencies": [
+        "@napi-rs/wasm-runtime",
+        "@emnapi/core",
+        "@emnapi/runtime",
+        "@tybys/wasm-util",
+        "@emnapi/wasi-threads",
+        "tslib"
+      ],
+      "cpu": [
+        "wasm32"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "dependencies": {
+        "@emnapi/core": "^1.7.1",
+        "@emnapi/runtime": "^1.7.1",
+        "@emnapi/wasi-threads": "^1.1.0",
+        "@napi-rs/wasm-runtime": "^1.1.0",
+        "@tybys/wasm-util": "^0.10.1",
+        "tslib": "^2.4.0"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-win32-arm64-msvc": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-win32-arm64-msvc/-/oxide-win32-arm64-msvc-4.1.18.tgz",
+      "integrity": "sha512-HjSA7mr9HmC8fu6bdsZvZ+dhjyGCLdotjVOgLA2vEqxEBZaQo9YTX4kwgEvPCpRh8o4uWc4J/wEoFzhEmjvPbA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-win32-x64-msvc": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/oxide-win32-x64-msvc/-/oxide-win32-x64-msvc-4.1.18.tgz",
+      "integrity": "sha512-bJWbyYpUlqamC8dpR7pfjA0I7vdF6t5VpUGMWRkXVE3AXgIZjYUYAK7II1GNaxR8J1SSrSrppRar8G++JekE3Q==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">= 10"
+      }
+    },
+    "node_modules/@tailwindcss/postcss": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@tailwindcss/postcss/-/postcss-4.1.18.tgz",
+      "integrity": "sha512-Ce0GFnzAOuPyfV5SxjXGn0CubwGcuDB0zcdaPuCSzAa/2vII24JTkH+I6jcbXLb1ctjZMZZI6OjDaLPJQL1S0g==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@alloc/quick-lru": "^5.2.0",
+        "@tailwindcss/node": "4.1.18",
+        "@tailwindcss/oxide": "4.1.18",
+        "postcss": "^8.4.41",
+        "tailwindcss": "4.1.18"
+      }
+    },
     "node_modules/@tybys/wasm-util": {
       "version": "0.10.1",
       "resolved": "https://registry.npmjs.org/@tybys/wasm-util/-/wasm-util-0.10.1.tgz",
@@ -2611,8 +2896,8 @@
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-2.1.2.tgz",
       "integrity": "sha512-Btj2BOOO83o3WyH59e8MgXsxEQVcarkUOpEYrubB0urwnN10yQ364rsiByU11nZlqWYZm05i/of7io4mzihBtQ==",
+      "devOptional": true,
       "license": "Apache-2.0",
-      "optional": true,
       "engines": {
         "node": ">=8"
       }
@@ -2646,6 +2931,20 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/enhanced-resolve": {
+      "version": "5.18.4",
+      "resolved": "https://registry.npmjs.org/enhanced-resolve/-/enhanced-resolve-5.18.4.tgz",
+      "integrity": "sha512-LgQMM4WXU3QI+SYgEc2liRgznaD5ojbmY3sb8LxyguVkIg5FxdpTkvk72te2R38/TGKxH634oLxXRGY6d7AP+Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "graceful-fs": "^4.2.4",
+        "tapable": "^2.2.0"
+      },
+      "engines": {
+        "node": ">=10.13.0"
+      }
+    },
     "node_modules/es-abstract": {
       "version": "1.24.1",
       "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.24.1.tgz",
@@ -3038,6 +3337,7 @@
       "integrity": "sha512-whOE1HFo/qJDyX4SnXzP4N6zOWn79WhnCUY/iDR0mPfQZO8wcYE4JClzI2oZrhBnnMUCBCHZhO6VQyoBU95mZA==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@rtsao/scc": "^1.1.0",
         "array-includes": "^3.1.9",
@@ -3685,6 +3985,13 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/graceful-fs": {
+      "version": "4.2.11",
+      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.11.tgz",
+      "integrity": "sha512-RbJ5/jmFcNNCcDV5o9eTnBLJ/HszWV0P73bc+Ff4nS/rJj+YaS6IGyiOL0VoBYX+l1Wrl3k63h/KrH+nhJ0XvQ==",
+      "dev": true,
+      "license": "ISC"
+    },
     "node_modules/has-bigints": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/has-bigints/-/has-bigints-1.1.0.tgz",
@@ -4282,6 +4589,17 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/jiti": {
+      "version": "2.6.1",
+      "resolved": "https://registry.npmjs.org/jiti/-/jiti-2.6.1.tgz",
+      "integrity": "sha512-ekilCSN1jwRvIbgeg/57YFh8qQDNbwDb9xT/qu2DAHbFFZUicIl4ygVaAvzveMhMVr3LnpSKTNnwt8PoOfmKhQ==",
+      "dev": true,
+      "license": "MIT",
+      "peer": true,
+      "bin": {
+        "jiti": "lib/jiti-cli.mjs"
+      }
+    },
     "node_modules/js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
@@ -4408,6 +4726,267 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/lightningcss": {
+      "version": "1.30.2",
+      "resolved": "https://registry.npmjs.org/lightningcss/-/lightningcss-1.30.2.tgz",
+      "integrity": "sha512-utfs7Pr5uJyyvDETitgsaqSyjCb2qNRAtuqUeWIAKztsOYdcACf2KtARYXg2pSvhkt+9NfoaNY7fxjl6nuMjIQ==",
+      "dev": true,
+      "license": "MPL-2.0",
+      "dependencies": {
+        "detect-libc": "^2.0.3"
+      },
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      },
+      "optionalDependencies": {
+        "lightningcss-android-arm64": "1.30.2",
+        "lightningcss-darwin-arm64": "1.30.2",
+        "lightningcss-darwin-x64": "1.30.2",
+        "lightningcss-freebsd-x64": "1.30.2",
+        "lightningcss-linux-arm-gnueabihf": "1.30.2",
+        "lightningcss-linux-arm64-gnu": "1.30.2",
+        "lightningcss-linux-arm64-musl": "1.30.2",
+        "lightningcss-linux-x64-gnu": "1.30.2",
+        "lightningcss-linux-x64-musl": "1.30.2",
+        "lightningcss-win32-arm64-msvc": "1.30.2",
+        "lightningcss-win32-x64-msvc": "1.30.2"
+      }
+    },
+    "node_modules/lightningcss-android-arm64": {
+      "version": "1.30.2",
+      "resolved": "https://registry.npmjs.org/lightningcss-android-arm64/-/lightningcss-android-arm64-1.30.2.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-darwin-arm64": {
+      "version": "1.30.2",
+      "resolved": "https://registry.npmjs.org/lightningcss-darwin-arm64/-/lightningcss-darwin-arm64-1.30.2.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-darwin-x64": {
+      "version": "1.30.2",
+      "resolved": "https://registry.npmjs.org/lightningcss-darwin-x64/-/lightningcss-darwin-x64-1.30.2.tgz",
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+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-freebsd-x64": {
+      "version": "1.30.2",
+      "resolved": "https://registry.npmjs.org/lightningcss-freebsd-x64/-/lightningcss-freebsd-x64-1.30.2.tgz",
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+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "freebsd"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-linux-arm-gnueabihf": {
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+    "node_modules/lightningcss-win32-arm64-msvc": {
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+      "resolved": "https://registry.npmjs.org/lightningcss-win32-arm64-msvc/-/lightningcss-win32-arm64-msvc-1.30.2.tgz",
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+      "os": [
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+      ],
+      "engines": {
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+      },
+      "funding": {
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+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-win32-x64-msvc": {
+      "version": "1.30.2",
+      "resolved": "https://registry.npmjs.org/lightningcss-win32-x64-msvc/-/lightningcss-win32-x64-msvc-1.30.2.tgz",
+      "integrity": "sha512-5g1yc73p+iAkid5phb4oVFMB45417DkRevRbt/El/gKXJk4jid+vPFF/AXbxn05Aky8PapwzZrdJShv5C0avjw==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
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+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
     "node_modules/locate-path": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz",
@@ -4453,6 +5032,16 @@
         "yallist": "^3.0.2"
       }
     },
+    "node_modules/magic-string": {
+      "version": "0.30.21",
+      "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.30.21.tgz",
+      "integrity": "sha512-vd2F4YUyEXKGcLHoq+TEyCjxueSeHnFxyyjNp80yg0XV4vUhnDer/lvvlqM/arB5bXQN5K2/3oinyCRyx8T2CQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@jridgewell/sourcemap-codec": "^1.5.5"
+      }
+    },
     "node_modules/math-intrinsics": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/math-intrinsics/-/math-intrinsics-1.1.0.tgz",
@@ -5704,6 +6293,20 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/tapable": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/tapable/-/tapable-2.3.0.tgz",
+      "integrity": "sha512-g9ljZiwki/LfxmQADO3dEY1CbpmXT5Hm2fJ+QaGKwSXUylMybePR7/67YW7jOrrvjEgL1Fmz5kzyAjWVWLlucg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/webpack"
+      }
+    },
     "node_modules/tinyglobby": {
       "version": "0.2.15",
       "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.15.tgz",

package.json

@@ -17,6 +17,7 @@
     "react-qr-code": "^2.0.18"
   },
   "devDependencies": {
+    "@tailwindcss/postcss": "^4.1.18",
     "@types/node": "^25.0.3",
     "@types/react": "^19.2.7",
     "@types/react-dom": "^19.2.3",

postcss.config.js

@@ -1,6 +1,6 @@
 module.exports = {
   plugins: {
-    tailwindcss: {},
+    '@tailwindcss/postcss': {},
     autoprefixer: {},
   },
 }