diff --git a/rfx.go b/rfx.go
index 05bc931..f9d370c 100644
--- a/rfx.go
+++ b/rfx.go
@@ -7,6 +7,7 @@ import (
 	"strconv"
 	"strings"
 
+	"git.fsdpf.net/go/reflux/valuex"
 	"github.com/spf13/cast"
 )
 
@@ -511,11 +512,20 @@ func (r *rfx) Keys() []string {
 	return nil
 }
 
-// Value 返回底层的 reflect.Value
-func (r *rfx) Value() reflect.Value {
+// Raw 返回底层的 reflect.Value
+func (r *rfx) Raw() reflect.Value {
 	return r.value
 }
 
+// Lookup 根据路径查找并返回对应值的访问器
+func (r *rfx) Lookup(path string) (valuex.Accessor, bool) {
+	v := r.Get(path)
+	if v.Exists() {
+		return v, true
+	}
+	return valuex.Nil, false
+}
+
 // Ptr 返回指向当前值的指针
 func (r *rfx) Ptr() any {
 	v := r.value
@@ -676,55 +686,151 @@ func (r *rfx) String() string {
 
 // StringMapString 将当前值转换为 map[string]string 类型
 func (r *rfx) StringMapString() map[string]string {
-	result, err := cast.ToStringMapStringE(r.Any())
-	if err != nil {
-		panic(fmt.Sprintf("rfx: failed to convert to map[string]string: %v", err))
+	data := r.Any()
+
+	// 首先尝试使用 cast 进行转换
+	result, err := cast.ToStringMapStringE(data)
+	if err == nil {
+		return result
 	}
+
+	// cast 失败后，尝试自定义转换逻辑
+	defer func() {
+		if p := recover(); p != nil {
+			panic(fmt.Sprintf("rfx: failed to convert to map[string]string, cast error: %v, custom conversion error: %v", err, p))
+		}
+	}()
+
+	result = make(map[string]string)
+	for _, k := range r.Keys() {
+		result[k] = r.Get(k).String()
+	}
+
 	return result
 }
 
 // StringMapStringSlice 将当前值转换为 map[string][]string 类型
 func (r *rfx) StringMapStringSlice() map[string][]string {
-	result, err := cast.ToStringMapStringSliceE(r.Any())
-	if err != nil {
-		panic(fmt.Sprintf("rfx: failed to convert to map[string][]string: %v", err))
+	data := r.Any()
+
+	// 首先尝试使用 cast 进行转换
+	result, err := cast.ToStringMapStringSliceE(data)
+	if err == nil {
+		return result
 	}
+
+	// cast 失败后，尝试自定义转换逻辑
+	defer func() {
+		if p := recover(); p != nil {
+			panic(fmt.Sprintf("rfx: failed to convert to map[string][]string, cast error: %v, custom conversion error: %v", err, p))
+		}
+	}()
+
+	result = make(map[string][]string)
+	for _, k := range r.Keys() {
+		result[k] = r.Get(k).StringSlice()
+	}
+
 	return result
 }
 
 // StringMapBool 将当前值转换为 map[string]bool 类型
 func (r *rfx) StringMapBool() map[string]bool {
-	result, err := cast.ToStringMapBoolE(r.Any())
-	if err != nil {
-		panic(fmt.Sprintf("rfx: failed to convert to map[string]bool: %v", err))
+	data := r.Any()
+
+	// 首先尝试使用 cast 进行转换
+	result, err := cast.ToStringMapBoolE(data)
+	if err == nil {
+		return result
 	}
+
+	// cast 失败后，尝试自定义转换逻辑
+	defer func() {
+		if p := recover(); p != nil {
+			panic(fmt.Sprintf("rfx: failed to convert to map[string]bool, cast error: %v, custom conversion error: %v", err, p))
+		}
+	}()
+
+	result = make(map[string]bool)
+	for _, k := range r.Keys() {
+		result[k] = r.Get(k).Bool()
+	}
+
 	return result
 }
 
 // StringMapInt 将当前值转换为 map[string]int 类型
 func (r *rfx) StringMapInt() map[string]int {
-	result, err := cast.ToStringMapIntE(r.Any())
-	if err != nil {
-		panic(fmt.Sprintf("rfx: failed to convert to map[string]int: %v", err))
+	data := r.Any()
+
+	// 首先尝试使用 cast 进行转换
+	result, err := cast.ToStringMapIntE(data)
+	if err == nil {
+		return result
 	}
+
+	// cast 失败后，尝试自定义转换逻辑
+	defer func() {
+		if p := recover(); p != nil {
+			panic(fmt.Sprintf("rfx: failed to convert to map[string]int, cast error: %v, custom conversion error: %v", err, p))
+		}
+	}()
+
+	result = make(map[string]int)
+	for _, k := range r.Keys() {
+		result[k] = r.Get(k).Int()
+	}
+
 	return result
 }
 
 // StringMapInt64 将当前值转换为 map[string]int64 类型
 func (r *rfx) StringMapInt64() map[string]int64 {
-	result, err := cast.ToStringMapInt64E(r.Any())
-	if err != nil {
-		panic(fmt.Sprintf("rfx: failed to convert to map[string]int64: %v", err))
+	data := r.Any()
+
+	// 首先尝试使用 cast 进行转换
+	result, err := cast.ToStringMapInt64E(data)
+	if err == nil {
+		return result
 	}
+
+	// cast 失败后，尝试自定义转换逻辑
+	defer func() {
+		if p := recover(); p != nil {
+			panic(fmt.Sprintf("rfx: failed to convert to map[string]int64, cast error: %v, custom conversion error: %v", err, p))
+		}
+	}()
+
+	result = make(map[string]int64)
+	for _, k := range r.Keys() {
+		result[k] = r.Get(k).Int64()
+	}
+
 	return result
 }
 
 // StringMap 将当前值转换为 map[string]any 类型
 func (r *rfx) StringMap() map[string]any {
-	result, err := cast.ToStringMapE(r.Any())
-	if err != nil {
-		panic(fmt.Sprintf("rfx: failed to convert to map[string]any: %v", err))
+	data := r.Any()
+
+	// 首先尝试使用 cast 进行转换
+	result, err := cast.ToStringMapE(data)
+	if err == nil {
+		return result
 	}
+
+	// cast 失败后，尝试自定义转换逻辑
+	defer func() {
+		if p := recover(); p != nil {
+			panic(fmt.Sprintf("rfx: failed to convert to map[string]any, cast error: %v, custom conversion error: %v", err, p))
+		}
+	}()
+
+	result = make(map[string]any)
+	for _, k := range r.Keys() {
+		result[k] = r.Get(k).Any()
+	}
+
 	return result
 }
 
@@ -759,7 +865,7 @@ func (r *rfx) Slice() []any {
 
 // BoolSlice 将当前值转换为 []bool 切片
 func (r *rfx) BoolSlice() []bool {
-	result, err := cast.ToBoolSliceE(r.Any())
+	result, err := cast.ToBoolSliceE(r.Slice())
 	if err != nil {
 		panic(fmt.Sprintf("rfx: failed to convert to []bool: %v", err))
 	}
@@ -768,7 +874,7 @@ func (r *rfx) BoolSlice() []bool {
 
 // StringSlice 将当前值转换为 []string 切片
 func (r *rfx) StringSlice() []string {
-	result, err := cast.ToStringSliceE(r.Any())
+	result, err := cast.ToStringSliceE(r.Slice())
 	if err != nil {
 		panic(fmt.Sprintf("rfx: failed to convert to []string: %v", err))
 	}
@@ -777,7 +883,7 @@ func (r *rfx) StringSlice() []string {
 
 // IntSlice 将当前值转换为 []int 切片
 func (r *rfx) IntSlice() []int {
-	result, err := cast.ToIntSliceE(r.Any())
+	result, err := cast.ToIntSliceE(r.Slice())
 	if err != nil {
 		panic(fmt.Sprintf("rfx: failed to convert to []int: %v", err))
 	}