diff --git a/Cargo.lock b/Cargo.lock
index a77f47f..2b1cb30 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -467,8 +467,18 @@ version = "0.20.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc7f46116c46ff9ab3eb1597a45688b6715c6e628b5c133e288e709a29bcb4ee"
 dependencies = [
- "darling_core",
- "darling_macro",
+ "darling_core 0.20.11",
+ "darling_macro 0.20.11",
+]
+
+[[package]]
+name = "darling"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9cdf337090841a411e2a7f3deb9187445851f91b309c0c0a29e05f74a00a48c0"
+dependencies = [
+ "darling_core 0.21.3",
+ "darling_macro 0.21.3",
 ]
 
 [[package]]
@@ -485,13 +495,38 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "darling_core"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1247195ecd7e3c85f83c8d2a366e4210d588e802133e1e355180a9870b517ea4"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim",
+ "syn",
+]
+
 [[package]]
 name = "darling_macro"
 version = "0.20.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc34b93ccb385b40dc71c6fceac4b2ad23662c7eeb248cf10d529b7e055b6ead"
 dependencies = [
- "darling_core",
+ "darling_core 0.20.11",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d38308df82d1080de0afee5d069fa14b0326a88c14f15c5ccda35b4a6c414c81"
+dependencies = [
+ "darling_core 0.21.3",
  "quote",
  "syn",
 ]
@@ -533,6 +568,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7cd812cc2bc1d69d4764bd80df88b4317eaef9e773c75226407d9bc0876b211c"
 dependencies = [
  "powerfmt",
+ "serde_core",
 ]
 
 [[package]]
@@ -570,6 +606,12 @@ version = "0.15.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b"
 
+[[package]]
+name = "dyn-clone"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0881ea181b1df73ff77ffaaf9c7544ecc11e82fba9b5f27b262a3c73a332555"
+
 [[package]]
 name = "either"
 version = "1.15.0"
@@ -771,6 +813,7 @@ dependencies = [
  "dotenv",
  "serde",
  "serde_json",
+ "serde_with",
  "sqlx",
  "time",
  "tokio",
@@ -838,6 +881,12 @@ dependencies = [
  "wasip3",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+
 [[package]]
 name = "hashbrown"
 version = "0.15.5"
@@ -1122,6 +1171,17 @@ dependencies = [
  "icu_properties",
 ]
 
+[[package]]
+name = "indexmap"
+version = "1.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
+dependencies = [
+ "autocfg",
+ "hashbrown 0.12.3",
+ "serde",
+]
+
 [[package]]
 name = "indexmap"
 version = "2.13.0"
@@ -1604,6 +1664,26 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "ref-cast"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f354300ae66f76f1c85c5f84693f0ce81d747e2c3f21a45fef496d89c960bf7d"
+dependencies = [
+ "ref-cast-impl",
+]
+
+[[package]]
+name = "ref-cast-impl"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7186006dcb21920990093f30e3dea63b7d6e977bf1256be20c3563a5db070da"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "regex"
 version = "1.12.3"
@@ -1680,6 +1760,30 @@ version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9774ba4a74de5f7b1c1451ed6cd5285a32eddb5cccb8cc655a4e50009e06477f"
 
+[[package]]
+name = "schemars"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4cd191f9397d57d581cddd31014772520aa448f65ef991055d7f61582c65165f"
+dependencies = [
+ "dyn-clone",
+ "ref-cast",
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "schemars"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2b42f36aa1cd011945615b92222f6bf73c599a102a300334cd7f8dbeec726cc"
+dependencies = [
+ "dyn-clone",
+ "ref-cast",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -1758,13 +1862,44 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_with"
+version = "3.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "381b283ce7bc6b476d903296fb59d0d36633652b633b27f64db4fb46dcbfc3b9"
+dependencies = [
+ "base64",
+ "chrono",
+ "hex",
+ "indexmap 1.9.3",
+ "indexmap 2.13.0",
+ "schemars 0.9.0",
+ "schemars 1.2.1",
+ "serde_core",
+ "serde_json",
+ "serde_with_macros",
+ "time",
+]
+
+[[package]]
+name = "serde_with_macros"
+version = "3.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6d4e30573c8cb306ed6ab1dca8423eec9a463ea0e155f45399455e0368b27e0"
+dependencies = [
+ "darling 0.21.3",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "serde_yaml"
 version = "0.9.34+deprecated"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a8b1a1a2ebf674015cc02edccce75287f1a0130d394307b36743c2f5d504b47"
 dependencies = [
- "indexmap",
+ "indexmap 2.13.0",
  "itoa",
  "ryu",
  "serde",
@@ -1904,7 +2039,7 @@ dependencies = [
  "futures-util",
  "hashbrown 0.15.5",
  "hashlink",
- "indexmap",
+ "indexmap 2.13.0",
  "log",
  "memchr",
  "once_cell",
@@ -2558,7 +2693,7 @@ version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b7df16e474ef958526d1205f6dda359fdfab79d9aa6d54bafcb92dcd07673dca"
 dependencies = [
- "darling",
+ "darling 0.20.11",
  "once_cell",
  "proc-macro-error2",
  "proc-macro2",
@@ -2676,7 +2811,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bb0e353e6a2fbdc176932bbaab493762eb1255a7900fe0fea1a2f96c296cc909"
 dependencies = [
  "anyhow",
- "indexmap",
+ "indexmap 2.13.0",
  "wasm-encoder",
  "wasmparser",
 ]
@@ -2689,7 +2824,7 @@ checksum = "47b807c72e1bac69382b3a6fb3dbe8ea4c0ed87ff5629b8685ae6b9a611028fe"
 dependencies = [
  "bitflags",
  "hashbrown 0.15.5",
- "indexmap",
+ "indexmap 2.13.0",
  "semver",
 ]
 
@@ -3012,7 +3147,7 @@ checksum = "b7c566e0f4b284dd6561c786d9cb0142da491f46a9fbed79ea69cdad5db17f21"
 dependencies = [
  "anyhow",
  "heck",
- "indexmap",
+ "indexmap 2.13.0",
  "prettyplease",
  "syn",
  "wasm-metadata",
@@ -3043,7 +3178,7 @@ checksum = "9d66ea20e9553b30172b5e831994e35fbde2d165325bec84fc43dbf6f4eb9cb2"
 dependencies = [
  "anyhow",
  "bitflags",
- "indexmap",
+ "indexmap 2.13.0",
  "log",
  "serde",
  "serde_derive",
@@ -3062,7 +3197,7 @@ checksum = "ecc8ac4bc1dc3381b7f59c34f00b67e18f910c2c0f50015669dde7def656a736"
 dependencies = [
  "anyhow",
  "id-arena",
- "indexmap",
+ "indexmap 2.13.0",
  "log",
  "semver",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 981f3ec..6c7fdf6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,6 +17,7 @@ sqlx = { version = "0.8", features = ["runtime-tokio", "postgres", "chrono", "uu
 # Serialization
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
+serde_with = "3.0"
 
 # Time handling
 chrono = "0.4"
diff --git a/src/util/pagination.rs b/src/util/pagination.rs
index c8865bd..254ef30 100644
--- a/src/util/pagination.rs
+++ b/src/util/pagination.rs
@@ -1,4 +1,5 @@
 use serde::{Deserialize, Serialize};
+use serde_with::serde_as;
 use validator::Validate;
 
 /// 分页响应结构
@@ -31,12 +32,15 @@ impl<T> PaginatedResponse<T> {
 }
 
 /// 分页查询参数
+#[serde_as]
 #[derive(Deserialize, Validate)]
 pub struct PaginationParams {
     #[validate(range(min = 1))]
+    #[serde_as(as = "serde_with::DisplayFromStr")]
     #[serde(default = "default_page")]
     pub page: u32,
     #[validate(range(min = -1, max = 100))]
+    #[serde_as(as = "serde_with::DisplayFromStr")]
     #[serde(default = "default_page_size")]
     pub page_size: i32,
 }
diff --git a/src/util/response.rs b/src/util/response.rs
index 8263e6e..6c41484 100644
--- a/src/util/response.rs
+++ b/src/util/response.rs
@@ -1,5 +1,15 @@
 use anyhow::Error;
-use axum::{Json, http::StatusCode, response::IntoResponse};
+use axum::{
+    Json,
+    http::StatusCode,
+    response::IntoResponse,
+    extract::rejection::{
+        QueryRejection,
+        PathRejection,
+        JsonRejection,
+        FormRejection,
+    },
+};
 use serde::Serialize;
 use serde_json::Value;
 use sqlx::Error as SqlxError;
@@ -89,3 +99,52 @@ impl From<SqlxError> for ApiErr {
         }
     }
 }
+
+impl From<QueryRejection> for ApiErr {
+    fn from(rejection: QueryRejection) -> Self {
+        tracing::warn!("Query parameter error: {}", rejection);
+        ApiErr::BadRequest(
+            "Invalid query parameters".to_string(),
+            Some(serde_json::json!({
+                "detail": rejection.to_string()
+            }))
+        )
+    }
+}
+
+impl From<PathRejection> for ApiErr {
+    fn from(rejection: PathRejection) -> Self {
+        tracing::warn!("Path parameter error: {}", rejection);
+        ApiErr::BadRequest(
+            "Invalid path parameter".to_string(),
+            Some(serde_json::json!({
+                "detail": rejection.to_string()
+            }))
+        )
+    }
+}
+
+impl From<JsonRejection> for ApiErr {
+    fn from(rejection: JsonRejection) -> Self {
+        tracing::warn!("JSON parsing error: {}", rejection);
+        ApiErr::BadRequest(
+            "Invalid JSON format".to_string(),
+            Some(serde_json::json!({
+                "detail": rejection.to_string()
+            }))
+        )
+    }
+}
+
+impl From<FormRejection> for ApiErr {
+    fn from(rejection: FormRejection) -> Self {
+        tracing::warn!("Form data error: {}", rejection);
+        ApiErr::BadRequest(
+            "Invalid form data".to_string(),
+            Some(serde_json::json!({
+                "detail": rejection.to_string()
+            }))
+        )
+    }
+}
+