variable "vpc_cidr" {
  description = "CIDR block for the VPC"
  type        = string
  default     = "10.0.0.0/16"
}

variable "project" {
  description = "Project name used for resource naming and tagging"
  type        = string
}

variable "environment" {
  description = "Environment name (e.g. dev, staging, prod)"
  type        = string
}

variable "azs" {
  description = "List of availability zones to deploy into"
  type        = list(string)
  default     = ["ap-southeast-1a", "ap-southeast-1b"]
}