diff --git a/.gitignore b/.gitignore
index ab190d9..14276ae 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,19 @@
 # Auto-generated version file
 src/leap/_version.py
 
+# Data, models, and results (user-specific)
+data/*
+!data/.gitkeep
+!data/README.md
+
+models/*
+!models/.gitkeep
+!models/README.md
+
+results/*
+!results/.gitkeep
+!results/README.md
+
 # Python
 __pycache__/
 *.py[cod]
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 462ff06..5701e32 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -37,25 +37,25 @@ repos:
         language: system
         types: [python]
         pass_filenames: false
-        entry: uv run ruff format src/ --exclude src/leap/_version.py
+        entry: uv run ruff format src/ configs/ scripts/ --exclude src/leap/_version.py
       - id: ruff-lint
         name: Lint using ruff
         language: system
         types: [python]
         pass_filenames: false
-        entry: uv run ruff check src/ --fix --exclude src/leap/_version.py
+        entry: uv run ruff check src/ configs/ scripts/ --fix --exclude src/leap/_version.py
       - id: mypy
         name: Static type checking using mypy
         language: system
         types: [python]
         pass_filenames: false
-        entry: uv run mypy src/ --exclude src/leap/_version.py
+        entry: uv run mypy src/ configs/ --exclude src/leap/_version.py
       - id: pydoclint
         name: Docstring linting with pydoclint
         language: system
         types: [python]
         pass_filenames: false
-        entry: uv run pydoclint --check-class-attributes=False --style=numpy --exclude '.*/_version\.py' src/leap/
+        entry: uv run pydoclint --check-class-attributes=False --style=numpy --exclude '.*/_version\.py' src/leap/ configs/ scripts/
       - id: jupyter-nb-clear-output
         name: Clear Jupyter notebook outputs
         files: \.ipynb$
diff --git a/badges/cov_badge.svg b/badges/cov_badge.svg
new file mode 100644
index 0000000..e2dd726
--- /dev/null
+++ b/badges/cov_badge.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="96" height="20" role="img" aria-label="coverage: 89%"><title>coverage: 89%</title><linearGradient id="s" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><clipPath id="r"><rect width="96" height="20" rx="3" fill="#fff"/></clipPath><g clip-path="url(#r)"><rect width="61" height="20" fill="#555"/><rect x="61" width="35" height="20" fill="#fe7d37"/><rect width="96" height="20" fill="url(#s)"/></g><g fill="#fff" text-anchor="middle" font-family="Verdana,Geneva,DejaVu Sans,sans-serif" text-rendering="geometricPrecision" font-size="110"><text aria-hidden="true" x="315" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="510">coverage</text><text x="315" y="140" transform="scale(.1)" fill="#fff" textLength="510">coverage</text><text aria-hidden="true" x="775" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="250">89%</text><text x="775" y="140" transform="scale(.1)" fill="#fff" textLength="250">89%</text></g></svg>
diff --git a/configs/README.md b/configs/README.md
new file mode 100644
index 0000000..3ccef8e
--- /dev/null
+++ b/configs/README.md
@@ -0,0 +1,8 @@
+# Configs
+
+Python configuration files for LEAP experiments.
+
+Import configs as Python modules:
+```python
+from configs.my_experiment import config
+```
diff --git a/configs/__init__.py b/configs/__init__.py
new file mode 100644
index 0000000..f5886dc
--- /dev/null
+++ b/configs/__init__.py
@@ -0,0 +1 @@
+"""Configuration files for LEAP experiments."""
diff --git a/data/.gitkeep b/data/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/data/README.md b/data/README.md
new file mode 100644
index 0000000..f228954
--- /dev/null
+++ b/data/README.md
@@ -0,0 +1,5 @@
+# Data
+
+Directory for storing datasets.
+
+**Note:** Data files are gitignored. Only this README is tracked.
diff --git a/models/.gitkeep b/models/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/models/README.md b/models/README.md
new file mode 100644
index 0000000..d97462e
--- /dev/null
+++ b/models/README.md
@@ -0,0 +1,5 @@
+# Models
+
+Directory for storing trained models.
+
+**Note:** Model files are gitignored. Only this README is tracked.
diff --git a/pyproject.toml b/pyproject.toml
index 65b36cf..4648303 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -156,7 +156,7 @@ select = [
 ]
 
 [tool.ruff.lint.isort]
-known-first-party = ["leap"]
+known-first-party = ["leap", "configs"]
 lines-after-imports = 2
 
 [tool.ruff.lint.pep8-naming]
@@ -171,8 +171,8 @@ convention = "numpy"
 [tool.mypy]
 python_version = "3.11"
 ignore_errors = false
-files = ["src/"]
-mypy_path = ["src"]
+files = ["src/", "configs/", "scripts/"]
+mypy_path = ["src", "configs", "scripts"]
 
 # Enforce typing on public functions
 disallow_incomplete_defs = true
diff --git a/results/.gitkeep b/results/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/results/README.md b/results/README.md
new file mode 100644
index 0000000..1d0bbc1
--- /dev/null
+++ b/results/README.md
@@ -0,0 +1,5 @@
+# Results
+
+Directory for experiment outputs and results.
+
+**Note:** Result files are gitignored. Only this README is tracked.
diff --git a/scripts/README.md b/scripts/README.md
new file mode 100644
index 0000000..d495553
--- /dev/null
+++ b/scripts/README.md
@@ -0,0 +1,8 @@
+# Scripts
+
+Experiment and utility scripts for LEAP.
+
+Run scripts from the repository root:
+```bash
+python scripts/train.py
+```