diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 12fdbe3..c8b0e33 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -166,7 +166,7 @@ Runtime and build requirements are in `[project]` and `[build-system]` in
 | Group      | Contents                                  | Installed by                  |
 | ---------- | ----------------------------------------- | ----------------------------- |
 | `test`     | pytest and test dependencies              | `dev`, CI, cibuildwheel       |
-| `lint`     | ruff and pre-commit                       | `dev`                         |
+| `lint`     | ruff and pre-commit (Python 3.11+ only)   | `dev`                         |
 | `coverage` | coverage.py                               | `dev`, macOS CI               |
 | `dev`      | All of the above                          | `uv sync` by default          |
 | `docs`     | Sphinx and its theme (Python 3.12+ only)  | `--group docs`, Read the Docs |
diff --git a/pyproject.toml b/pyproject.toml
index 457a09f..1e0adc5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,14 +49,15 @@ test = [
   "pytest==9.0.3"
 ]
 lint = [
-  "pre-commit",
+  # Python 3.11+ because its dependency filelock has no patched release for 3.10.
+  "pre-commit; python_version >= '3.11'",
   "ruff==0.17.1"  # keep in sync with .pre-commit-config.yaml
 ]
 coverage = ["coverage"]
 docs = [
   "furo==2025.12.19",
   "lxml==6.1.3",
-  "packaging==26.1",
+  "packaging==26.3",
   "Sphinx==9.1.0"
 ]
 dev = [
diff --git a/uv.lock b/uv.lock
index a07c833..c36bb2b 100644
--- a/uv.lock
+++ b/uv.lock
@@ -531,26 +531,10 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/8a/0e/97c33bf5009bdbac74fd2beace167cab3f978feb69cc36f1ef79360d6c4e/exceptiongroup-1.3.1-py3-none-any.whl", hash = "sha256:a7a39a3bd276781e98394987d3a5701d0c4edffb633bb7a5144577f82c773598", size = 16740, upload-time = "2025-11-21T23:01:53.443Z" },
 ]
 
-[[package]]
-name = "filelock"
-version = "4.1.0"
-source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version < '3.11'",
-]
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-wheels = [
-    { url = "https://files.pythonhosted.org/packages/ee/86/032133892a5de43b5a98200b01aadcad68cc255e274a762f08b8a76d2912/filelock-4.1.0-py3-none-any.whl", hash = "sha256:2ce9818e3e2d8f284c1a964414447ef148d42a5fd5e2a477a7118e574b293ec1", size = 133003, upload-time = "2026-10-09T19:57:18.716Z" },
-]
-
 [[package]]
 name = "filelock"
 version = "4.2.9"
 source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version >= '3.12'",
-    "python_full_version == '3.11.*'",
-]
 sdist = { url = "https://files.pythonhosted.org/packages/a3/1d/d730c664fcb4f1d264a722722a3134cf0881854f73c1fd58abf87572f232/filelock-4.2.9.tar.gz", hash = "sha256:96530b7c538d4ea08493ab067247aab7948c54d8cd622cce711c97cccc5d9896", size = 663116, upload-time = "2026-11-04T18:37:10.014Z" }
 wheels = [
     { url = "https://files.pythonhosted.org/packages/00/05/76184fe08339723d643ab47887a8e4de8f2921ca4e008617ab7490af7857/filelock-4.2.9-py3-none-any.whl", hash = "sha256:a379c50a729e5b68c8519a4d26489f755d9769960a236ecd838190e2a78db2e9", size = 164734, upload-time = "2026-11-04T18:37:08.273Z" },
@@ -937,33 +921,17 @@ wheels = [
 
 [[package]]
 name = "packaging"
-version = "26.1"
-source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/df/de/0d2b39fb4af88a0258f3bac87dfcbb48e73fbdea4a2ed0e2213f9a4c2f9a/packaging-26.1.tar.gz", hash = "sha256:f042152b681c4bfac5cae2742a55e103d27ab2ec0f3d88037136b6bfe7c9c5de", size = 215519, upload-time = "2026-04-14T21:12:49.362Z" }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/7a/c2/920ef838e2f0028c8262f16101ec09ebd5969864e5a64c4c05fad0617c56/packaging-26.1-py3-none-any.whl", hash = "sha256:5d9c0669c6285e491e0ced2eee587eaf67b670d94a19e94e3984a481aba6802f", size = 95831, upload-time = "2026-04-14T21:12:47.56Z" },
-]
-
-[[package]]
-name = "platformdirs"
-version = "4.12.4"
+version = "26.3"
 source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version < '3.11'",
-]
-sdist = { url = "https://files.pythonhosted.org/packages/90/a1/d5f9002a70298c64a789779077d8dd90c10aa1f47fe40c86802df874f2a6/platformdirs-4.12.4.tar.gz", hash = "sha256:63743c02414e755de4e31b8f68125c1407495b86c5a006e203c01ff8b9924250", size = 60010, upload-time = "2026-10-07T23:30:32.426Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/7d/fa/3944b40b07da9ce895c0e6303a5ab7d53da063554f534556b134a54d6093/packaging-26.3.tar.gz", hash = "sha256:94edc256424af38762eb31306eed28beb9f0efc50a8837492c9d6fd6004aed79", size = 313412, upload-time = "2026-08-04T18:15:28.737Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/f4/ba/223e00b885e960edd5d4b4d178c88acce019bd5b83786093681b8c393492/platformdirs-4.12.4-py3-none-any.whl", hash = "sha256:78bfb9db2a8471ed7eebe3c3c932da413911042994e699b384fbb4493fa872d7", size = 32596, upload-time = "2026-10-07T23:30:30.825Z" },
+    { url = "https://files.pythonhosted.org/packages/63/34/ba1c580383c9eada3711951fef0795c80b829a078d72188184bcab9dd527/packaging-26.3-py3-none-any.whl", hash = "sha256:d7193f7c8e4e93f444fde0262bf90af30e16fa0ad0ad44cb553c87339b23cd1c", size = 129956, upload-time = "2026-08-04T18:15:27.159Z" },
 ]
 
 [[package]]
 name = "platformdirs"
 version = "4.14.5"
 source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version >= '3.12'",
-    "python_full_version == '3.11.*'",
-]
 sdist = { url = "https://files.pythonhosted.org/packages/d7/9a/8475be631fb33ca1466915e70fd594c42a4e84b512db650eaa14f90fe75d/platformdirs-4.14.5.tar.gz", hash = "sha256:32e9921db7385aa8169bee4fe9501923e5715ba9fb7ea3b9c69b0d8e0639f7a1", size = 71464, upload-time = "2026-11-04T16:54:50.358Z" }
 wheels = [
     { url = "https://files.pythonhosted.org/packages/7c/ae/ecbbbfd0e4343a6a521d49b3c8656fb4643dee2a4f6eaf941cf3280391a8/platformdirs-4.14.5-py3-none-any.whl", hash = "sha256:8e778c6fa421516f4d3369449f8df3b0e1b72c0e0005fe88e3ec772d0a14e750", size = 35402, upload-time = "2026-11-04T16:54:48.875Z" },
@@ -978,33 +946,10 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/40/9e/2b38731e0fc536806f16490e1a12d7f0dc2a1235aa8cc07bcc75416a7daa/pluggy-1.7.0-py3-none-any.whl", hash = "sha256:7dd7b0d8832ba3cb632c306926ded123429211b83641b35dc5c41ad2d34f9bec", size = 27082, upload-time = "2026-10-15T09:50:56.808Z" },
 ]
 
-[[package]]
-name = "pre-commit"
-version = "4.6.2"
-source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version < '3.11'",
-]
-dependencies = [
-    { name = "cfgv" },
-    { name = "identify" },
-    { name = "nodeenv" },
-    { name = "pyyaml" },
-    { name = "virtualenv" },
-]
-sdist = { url = "https://files.pythonhosted.org/packages/74/89/1f3e8e1fc3e97de0fa963495832f581f025f29471602a309e48808244292/pre_commit-4.6.2.tar.gz", hash = "sha256:8f5d7bfb021ecdbcd9d49d89847082dd24172ccde534390081a679ad046e2441", size = 198670, upload-time = "2026-08-10T22:07:18.421Z" }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/45/e2/bbb7129c9e7999a6b8ee9cca3b66486c25c423ab5a75f34071798b74ce94/pre_commit-4.6.2-py2.py3-none-any.whl", hash = "sha256:e2dde9a75d3bce11bd3831c26d134df00a2803c1d818be6a0383c3dcda25dc4e", size = 226202, upload-time = "2026-08-10T22:07:16.942Z" },
-]
-
 [[package]]
 name = "pre-commit"
 version = "4.7.0"
 source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version >= '3.12'",
-    "python_full_version == '3.11.*'",
-]
 dependencies = [
     { name = "cfgv" },
     { name = "identify" },
@@ -1049,8 +994,7 @@ name = "python-discovery"
 version = "1.9.4"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "filelock", version = "4.1.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.11'" },
-    { name = "filelock", version = "4.2.9", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.11'" },
+    { name = "filelock" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/0f/d7/1e94df7d1636bf00b9f261bf88a4adc0414f14931ff60511eb0f34c250d1/python_discovery-1.9.4.tar.gz", hash = "sha256:c01b45fe515c1d268b57c57d554bb0e1d320b8e9eb5490bb2f4f577be26e4380", size = 140385, upload-time = "2026-11-04T05:25:52.097Z" }
 wheels = [
@@ -1374,21 +1318,18 @@ wheels = [
 
 [[package]]
 name = "virtualenv"
-version = "21.14.5"
+version = "21.15.5"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "distlib" },
-    { name = "filelock", version = "4.1.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.11'" },
-    { name = "filelock", version = "4.2.9", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.11'" },
+    { name = "filelock" },
     { name = "packaging" },
-    { name = "platformdirs", version = "4.12.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.11'" },
-    { name = "platformdirs", version = "4.14.5", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.11'" },
+    { name = "platformdirs" },
     { name = "python-discovery" },
-    { name = "typing-extensions", marker = "python_full_version < '3.11'" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/c4/f9/f323b3b6058cff3853b31cf6a49c0425ed797bf9611572ec10d065e08bac/virtualenv-21.14.5.tar.gz", hash = "sha256:c4cb6c13e46b57225a999c7e22a09b163393878facc7ac4c059a57f46faa1647", size = 5467127, upload-time = "2026-10-02T17:42:25.613Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/69/74/745e612b69ad14a534b7bc233c4574b968eb2c21a276ea172e8f0fc13f51/virtualenv-21.15.5.tar.gz", hash = "sha256:fb869ea32930530ccc87549877b53268c2a4d4a7d7f2c384042eca05170350e6", size = 5639868, upload-time = "2026-11-04T05:13:20.929Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/df/93/084f10ebbecdedf7902ed68fbecc903f0e9c5742155bfffb05eccbc071da/virtualenv-21.14.5-py3-none-any.whl", hash = "sha256:b0651e0174982bba17cc6f0aaa2ef496730cb85a3f35eb5d1119d1c904f7d1da", size = 5487482, upload-time = "2026-10-02T17:42:23.38Z" },
+    { url = "https://files.pythonhosted.org/packages/9d/d6/f9ac78f115e32e0d76adda9db72b74425b86495ae274cd7b58c660f5d1c1/virtualenv-21.15.5-py3-none-any.whl", hash = "sha256:bcf98c32139cf3df7f0cc2c8c48ca150645c20e66f8c4fe6c1e5e40bcae73947", size = 5680750, upload-time = "2026-11-04T05:13:19.057Z" },
 ]
 
 [[package]]
@@ -1408,8 +1349,7 @@ dev = [
     { name = "coverage", version = "7.17.2", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.11'" },
     { name = "lxml" },
     { name = "lxml-stubs" },
-    { name = "pre-commit", version = "4.6.2", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.11'" },
-    { name = "pre-commit", version = "4.7.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.11'" },
+    { name = "pre-commit", marker = "python_full_version >= '3.11'" },
     { name = "pytest" },
     { name = "ruff" },
 ]
@@ -1420,8 +1360,7 @@ docs = [
     { name = "sphinx", marker = "python_full_version >= '3.12'" },
 ]
 lint = [
-    { name = "pre-commit", version = "4.6.2", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.11'" },
-    { name = "pre-commit", version = "4.7.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.11'" },
+    { name = "pre-commit", marker = "python_full_version >= '3.11'" },
     { name = "ruff" },
 ]
 test = [
@@ -1442,18 +1381,18 @@ dev = [
     { name = "coverage" },
     { name = "lxml", specifier = "==6.1.3" },
     { name = "lxml-stubs", specifier = "==0.5.1" },
-    { name = "pre-commit" },
+    { name = "pre-commit", marker = "python_full_version >= '3.11'" },
     { name = "pytest", specifier = "==9.0.3" },
     { name = "ruff", specifier = "==0.17.1" },
 ]
 docs = [
     { name = "furo", marker = "python_full_version >= '3.12'", specifier = "==2025.12.19" },
     { name = "lxml", marker = "python_full_version >= '3.12'", specifier = "==6.1.3" },
-    { name = "packaging", marker = "python_full_version >= '3.12'", specifier = "==26.1" },
+    { name = "packaging", marker = "python_full_version >= '3.12'", specifier = "==26.3" },
     { name = "sphinx", marker = "python_full_version >= '3.12'", specifier = "==9.1.0" },
 ]
 lint = [
-    { name = "pre-commit" },
+    { name = "pre-commit", marker = "python_full_version >= '3.11'" },
     { name = "ruff", specifier = "==0.17.1" },
 ]
 test = [