diff --git a/src/assets/styles/components/_query-form.scss b/src/assets/styles/components/_query-form.scss
index b9598daa..8e54e203 100644
--- a/src/assets/styles/components/_query-form.scss
+++ b/src/assets/styles/components/_query-form.scss
@@ -77,11 +77,11 @@
 .query-form .el-input-number,
 .query-form .el-input-number__decrease,
 .query-form .el-input-number__increase {
-  border-radius: 12px !important;
+  border-radius: var(--app-radius-md) !important;
 }
 
 .query-form .el-button {
-  border-radius: 10px !important;
+  border-radius: var(--app-radius-md) !important;
 }
 
 html.dark .query-form .el-button--primary {
diff --git a/src/assets/styles/components/_search-panel.scss b/src/assets/styles/components/_search-panel.scss
index 04806069..2a17b1a0 100644
--- a/src/assets/styles/components/_search-panel.scss
+++ b/src/assets/styles/components/_search-panel.scss
@@ -6,7 +6,7 @@
   height: 28px !important;
   min-width: 28px !important;
   padding: 0 !important;
-  border-radius: 10px !important;
+  border-radius: var(--app-radius-md) !important;
   background: var(--app-accent-soft) !important;
 }
 
diff --git a/src/assets/styles/components/_table-toolbar.scss b/src/assets/styles/components/_table-toolbar.scss
index a99e5e22..33534ad6 100644
--- a/src/assets/styles/components/_table-toolbar.scss
+++ b/src/assets/styles/components/_table-toolbar.scss
@@ -80,5 +80,5 @@
 }
 
 .table-panel .toolbar-actions .el-button:not(.is-circle):not(.is-link) {
-  border-radius: 10px !important;
+  border-radius: var(--app-radius-md) !important;
 }
diff --git a/src/assets/styles/tokens/_theme.scss b/src/assets/styles/tokens/_theme.scss
index 36a27145..4562c1fd 100644
--- a/src/assets/styles/tokens/_theme.scss
+++ b/src/assets/styles/tokens/_theme.scss
@@ -26,8 +26,8 @@
   --tags-view-active-border-color: var(--el-color-primary);
 
   // --- 应用壳：圆角、阴影、表面、导航、强调色与文案色 ---
-  --app-radius-sm: calc(var(--app-radius-base) - 8px);
-  --app-radius-md: calc(var(--app-radius-base) - 4px);
+  --app-radius-sm: max(0px, calc(var(--app-radius-base) - 8px));
+  --app-radius-md: max(0px, calc(var(--app-radius-base) - 4px));
   --app-radius-lg: var(--app-radius-base);
   --app-radius-base: 14px;
 
diff --git a/src/assets/styles/vendors/element-plus/_form.scss b/src/assets/styles/vendors/element-plus/_form.scss
index 6173e9a9..e6f8a376 100644
--- a/src/assets/styles/vendors/element-plus/_form.scss
+++ b/src/assets/styles/vendors/element-plus/_form.scss
@@ -61,7 +61,7 @@
 
 .el-radio-button__inner,
 .el-checkbox-button__inner {
-  border-radius: 10px !important;
+  border-radius: var(--app-radius-md) !important;
   box-shadow: none !important;
 }
 
@@ -69,5 +69,5 @@
 .el-checkbox-button:first-child .el-checkbox-button__inner,
 .el-radio-button:last-child .el-radio-button__inner,
 .el-checkbox-button:last-child .el-checkbox-button__inner {
-  border-radius: 10px !important;
+  border-radius: var(--app-radius-md) !important;
 }