diff --git a/project_scaffold_cli/prompts.py b/project_scaffold_cli/prompts.py
new file mode 100644
index 0000000..17757aa
--- /dev/null
+++ b/project_scaffold_cli/prompts.py
@@ -0,0 +1,164 @@
+"""Interactive prompts for Project Scaffold CLI."""
+
+from typing import Optional, Tuple
+
+import click
+
+from .config import Config
+
+
+class ProjectPrompts:
+    """Interactive prompt collection for project configuration."""
+
+    LICENSE_CHOICES = ["MIT", "Apache-2.0", "GPL-3.0", "BSD-3-Clause", "None"]
+
+    LANGUAGE_CHOICES = ["python", "nodejs", "go", "rust"]
+
+    CI_CHOICES = ["github", "gitlab", "none"]
+
+    def __init__(self, config: Config):
+        self.config = config
+
+    def collect_inputs(
+        self,
+        project_name: Optional[str],
+        language: Optional[str],
+        author: Optional[str],
+        email: Optional[str],
+        description: Optional[str],
+        license: Optional[str],
+        ci: Optional[str],
+        template: Optional[str],
+    ) -> Tuple[
+        Optional[str],
+        Optional[str],
+        Optional[str],
+        Optional[str],
+        Optional[str],
+        Optional[str],
+        Optional[str],
+        Optional[str],
+    ]:
+        """Collect all project configuration inputs interactively."""
+        project_name = self._prompt_project_name(project_name)
+        language = self._prompt_language(language)
+        author = self._prompt_author(author)
+        email = self._prompt_email(email)
+        description = self._prompt_description(description)
+        license = self._prompt_license(license)
+        ci = self._prompt_ci(ci)
+
+        return (project_name, language, author, email, description, license, ci, template)
+
+    def _prompt_project_name(self, default: Optional[str]) -> Optional[str]:
+        """Prompt for project name."""
+        if default:
+            return default
+
+        return click.prompt(
+            "Project name",
+            type=str,
+            default=default,
+            value_proc=lambda x: x.strip() if x else x,
+        )
+
+    def _prompt_language(self, default: Optional[str]) -> Optional[str]:
+        """Prompt for programming language."""
+        if default:
+            return default
+
+        return click.prompt(
+            "Project language",
+            type=click.Choice(self.LANGUAGE_CHOICES),
+            default=self.config.default_language or "python",
+        )
+
+    def _prompt_author(self, default: Optional[str]) -> Optional[str]:
+        """Prompt for author name."""
+        if default:
+            return default
+
+        if self.config.author:
+            use_default = click.confirm(
+                f"Use '{self.config.author}' as author?", default=True
+            )
+            if use_default:
+                return self.config.author
+
+        return click.prompt(
+            "Author name",
+            type=str,
+            default=self.config.author or "Your Name",
+        )
+
+    def _prompt_email(self, default: Optional[str]) -> Optional[str]:
+        """Prompt for author email."""
+        if default:
+            return default
+
+        if self.config.email:
+            use_default = click.confirm(
+                f"Use '{self.config.email}' as email?", default=True
+            )
+            if use_default:
+                return self.config.email
+
+        return click.prompt(
+            "Author email",
+            type=str,
+            default=self.config.email or "your.email@example.com",
+        )
+
+    def _prompt_description(self, default: Optional[str]) -> Optional[str]:
+        """Prompt for project description."""
+        if default:
+            return default
+
+        if self.config.description:
+            use_default = click.confirm(
+                f"Use '{self.config.description}' as description?", default=True
+            )
+            if use_default:
+                return self.config.description
+
+        return click.prompt(
+            "Project description",
+            type=str,
+            default=self.config.description or "A new project",
+        )
+
+    def _prompt_license(self, default: Optional[str]) -> Optional[str]:
+        """Prompt for license type."""
+        if default:
+            return default
+
+        if self.config.license:
+            use_default = click.confirm(
+                f"Use '{self.config.license}' as license?", default=True
+            )
+            if use_default:
+                return self.config.license
+
+        return click.prompt(
+            "License",
+            type=click.Choice(self.LICENSE_CHOICES),
+            default=self.config.license or "MIT",
+        )
+
+    def _prompt_ci(self, default: Optional[str]) -> Optional[str]:
+        """Prompt for CI/CD provider."""
+        if default:
+            return default
+
+        if self.config.default_ci:
+            use_default = click.confirm(
+                f"Use '{self.config.default_ci}' for CI/CD?", default=True
+            )
+            if use_default:
+                return self.config.default_ci
+
+        return click.prompt(
+            "CI/CD provider",
+            type=click.Choice(self.CI_CHOICES),
+            default=self.config.default_ci or "none",
+        )