diff --git a/src/core/types.ts b/src/core/types.ts
index d74cecc..699955e 100644
--- a/src/core/types.ts
+++ b/src/core/types.ts
@@ -1,63 +1,22 @@
-export interface EnvVariable {
-  name: string;
-  value: string;
-  required: boolean;
-  type: EnvType;
-  description?: string;
-  default?: string | number | boolean;
-  choices?: string[];
-}
+export type EnvType = 'string' | 'number' | 'boolean' | 'port' | 'email' | 'url' | 'json' | 'enum';
 
-export type EnvType = 
-  | 'string' 
-  | 'number' 
-  | 'boolean' 
-  | 'enum' 
-  | 'port' 
-  | 'url' 
-  | 'email' 
-  | 'json'
-  | 'int'
-  | 'host';
-
-export interface EnvSchema {
-  variables: Record<string, EnvVariableSchema>;
-}
-
-export interface EnvVariableSchema {
+export interface EnvVariableConfig {
   type: EnvType;
   required?: boolean;
   default?: string | number | boolean;
-  choices?: string[];
-  desc?: string;
-  name?: string;
+  options?: string[];
 }
 
-export interface ParsedEnv {
-  flat: Record<string, string>;
-  nested: Record<string, unknown>;
-}
-
-export interface ValidationResult {
-  valid: boolean;
-  errors: ValidationError[];
-  output: Record<string, unknown>;
-}
+export type EnvVariableSchema = Record<string, EnvVariableConfig>;
 
 export interface ValidationError {
   field: string;
   message: string;
-  value?: unknown;
+  value?: string;
 }
 
-export interface GenerateOptions {
-  envPath?: string;
-  schemaPath?: string;
-  outputPath?: string;
-  interfaceName?: string;
-}
-
-export interface MigrateOptions {
-  envPath?: string;
-  outputPath?: string;
+export interface ValidationResult {
+  isValid: boolean;
+  errors: ValidationError[];
+  cleanedEnv: Record<string, string | number | boolean>;
 }