diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fef8c5a784..b73068e25b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
   # workflow consumes one automatic job without dropping affected coverage.
   test:
     runs-on: ubuntu-latest
-    timeout-minutes: 120
+    timeout-minutes: 45
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
diff --git a/.github/workflows/cli-package-validation.yml b/.github/workflows/cli-package-validation.yml
index dcd7a9756b..54130d0938 100644
--- a/.github/workflows/cli-package-validation.yml
+++ b/.github/workflows/cli-package-validation.yml
@@ -61,7 +61,7 @@ jobs:
   peer-native:
     name: Build direct-peer addon (${{ matrix.target }})
     runs-on: ${{ matrix.runner }}
-    timeout-minutes: 30
+    timeout-minutes: 45
     strategy:
       fail-fast: false
       matrix:
@@ -132,7 +132,7 @@ jobs:
     name: Build immutable tarball
     needs: peer-native
     runs-on: ubuntu-24.04
-    timeout-minutes: 60
+    timeout-minutes: 45
     outputs:
       release_candidate_artifact_id: ${{ steps.release-candidate.outputs.artifact-id }}
       release_candidate_run_attempt: ${{ github.run_attempt }}
@@ -177,7 +177,7 @@ jobs:
     name: Validate installed CLI ${{ matrix.name }}
     needs: build
     runs-on: ${{ matrix.runner }}
-    timeout-minutes: 15
+    timeout-minutes: 45
     strategy:
       fail-fast: false
       matrix:
@@ -236,7 +236,7 @@ jobs:
     if: github.event_name != 'pull_request'
     needs: build
     runs-on: ubuntu-24.04
-    timeout-minutes: 30
+    timeout-minutes: 45
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
diff --git a/.github/workflows/dependency-audit.yml b/.github/workflows/dependency-audit.yml
index b1b4540837..69572ba573 100644
--- a/.github/workflows/dependency-audit.yml
+++ b/.github/workflows/dependency-audit.yml
@@ -51,7 +51,7 @@ concurrency:
 jobs:
   audit:
     runs-on: ubuntu-latest
-    timeout-minutes: 15
+    timeout-minutes: 45
     steps:
       - name: Check out the repository
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
diff --git a/.github/workflows/gitoxide-helper-admission.yml b/.github/workflows/gitoxide-helper-admission.yml
index f05ff46dff..5c86602d93 100644
--- a/.github/workflows/gitoxide-helper-admission.yml
+++ b/.github/workflows/gitoxide-helper-admission.yml
@@ -52,6 +52,7 @@ jobs:
   test:
     name: ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
+    timeout-minutes: 45
     strategy:
       fail-fast: false
       matrix:
diff --git a/.github/workflows/release-windows-check.yml b/.github/workflows/release-windows-check.yml
index 27f00430de..bc99c6e019 100644
--- a/.github/workflows/release-windows-check.yml
+++ b/.github/workflows/release-windows-check.yml
@@ -106,7 +106,7 @@ concurrency:
 jobs:
   package:
     runs-on: windows-2025
-    timeout-minutes: 90
+    timeout-minutes: 45
     defaults:
       run:
         shell: bash
diff --git a/.github/workflows/runtime-host-owner-platform.yml b/.github/workflows/runtime-host-owner-platform.yml
index 2a4457e945..2f1ecaeb4b 100644
--- a/.github/workflows/runtime-host-owner-platform.yml
+++ b/.github/workflows/runtime-host-owner-platform.yml
@@ -47,7 +47,7 @@ jobs:
       matrix:
         os: [windows-latest, macos-latest]
     runs-on: ${{ matrix.os }}
-    timeout-minutes: 30
+    timeout-minutes: 45
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
diff --git a/.github/workflows/runtime-host-peer-admission.yml b/.github/workflows/runtime-host-peer-admission.yml
index 23102133b5..ed7e116e54 100644
--- a/.github/workflows/runtime-host-peer-admission.yml
+++ b/.github/workflows/runtime-host-peer-admission.yml
@@ -54,7 +54,7 @@ jobs:
   test:
     name: quality
     runs-on: ubuntu-latest
-    timeout-minutes: 30
+    timeout-minutes: 45
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
diff --git a/.github/workflows/windows-recovery.yml b/.github/workflows/windows-recovery.yml
index 342b328c80..aa64e11833 100644
--- a/.github/workflows/windows-recovery.yml
+++ b/.github/workflows/windows-recovery.yml
@@ -92,7 +92,7 @@ jobs:
   windows_recovery:
     name: windows_recovery
     runs-on: windows-latest
-    timeout-minutes: 30
+    timeout-minutes: 45
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
diff --git a/.github/workflows/windows-sandbox-w0.yml b/.github/workflows/windows-sandbox-w0.yml
index 6ac97ef2b2..fc854df250 100644
--- a/.github/workflows/windows-sandbox-w0.yml
+++ b/.github/workflows/windows-sandbox-w0.yml
@@ -48,7 +48,7 @@ jobs:
   protocol:
     name: windows_sandbox_w0_protocol
     runs-on: windows-2025
-    timeout-minutes: 25
+    timeout-minutes: 45
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
diff --git a/scripts/ci-test-plan.test.mjs b/scripts/ci-test-plan.test.mjs
index d0ecae0d27..24a100987e 100644
--- a/scripts/ci-test-plan.test.mjs
+++ b/scripts/ci-test-plan.test.mjs
@@ -355,6 +355,45 @@ test('pull request triggers stay on an explicit allowlist', () => {
   ]);
 });
 
+test('every pull request lane holds a scarce runner for the same bounded time', () => {
+  // One tier, not per-lane values. The worst observed successful runs are 19
+  // minutes (ci.yml) and 20 (release-windows-check), so 45 is about 2.3x the
+  // slowest lane: enough headroom for a cold cache and a flake retry, and far
+  // short of the 120 and 90 a hung job used to hold. A lane with no limit at
+  // all inherits GitHub's 360 and fails here.
+  // `pull_request` only: a `pull_request_target` lane reads the pull request
+  // rather than gating it, so it is not competing for a runner the author is
+  // waiting on and keeps its own tighter limit.
+  // Granularity is the file, not the job: a job inside a gating workflow that
+  // opts out of pull requests still carries the tier, because reading a job's
+  // `if:` would need the YAML parser this file cannot install.
+  const gates = readdirSync(WORKFLOW_DIR).filter((name) =>
+    /\bpull_request\b/u.test(triggerBlock(name)),
+  );
+  assert.ok(gates.length > 0, 'no pull request lane found');
+
+  for (const name of gates) {
+    // From `jobs:` on, with comment lines stripped, so prose above the triggers
+    // cannot be read as a job.
+    const workflow = readWorkflow(name).replaceAll(/^[ \t]*#.*$/gmu, '');
+    const start = workflow.indexOf('\njobs:');
+    assert.ok(start >= 0, `${name}: no jobs block`);
+    const jobs = workflow.slice(start);
+
+    const limits = [...jobs.matchAll(/^ {4}timeout-minutes: (\d+)$/gmu)].map((match) => match[1]);
+    // Counted by `runs-on`, one per job that consumes a runner, rather than by
+    // job id: a quoted id escapes an id pattern, and a two-space line inside a
+    // `run: |` block satisfies one.
+    const runners = [...jobs.matchAll(/^ {4}runs-on:/gmu)].length;
+    assert.ok(runners > 0, `${name}: no job consumes a runner`);
+    assert.deepEqual(
+      limits,
+      Array.from({ length: runners }, () => '45'),
+      name,
+    );
+  }
+});
+
 test('the recovery lane pairs its path filter with a nightly run and a main push', () => {
   // Read from the `on:` block with comments stripped, so documenting a trigger
   // cannot break its contract.