diff --git a/server/skillhub-app/src/main/java/com/iflytek/skillhub/controller/portal/SkillController.java b/server/skillhub-app/src/main/java/com/iflytek/skillhub/controller/portal/SkillController.java
index 6d582cae..3e480060 100644
--- a/server/skillhub-app/src/main/java/com/iflytek/skillhub/controller/portal/SkillController.java
+++ b/server/skillhub-app/src/main/java/com/iflytek/skillhub/controller/portal/SkillController.java
@@ -70,12 +70,10 @@ public class SkillController extends BaseApiController {
             @PathVariable String namespace,
             @PathVariable String slug,
             @RequestAttribute(value = "userId", required = false) String userId,
-            @RequestAttribute(value = "userNsRoles", required = false) Map<Long, NamespaceRole> userNsRoles,
-            @RequestAttribute(value = "platformRoles", required = false) java.util.Set<String> platformRoles) {
+            @RequestAttribute(value = "userNsRoles", required = false) Map<Long, NamespaceRole> userNsRoles) {
 
         SkillQueryService.SkillDetailDTO detail = skillQueryService.getSkillDetail(
-                namespace, slug, userId, userNsRoles != null ? userNsRoles : Map.of(),
-                platformRoles != null ? platformRoles : java.util.Set.<String>of());
+                namespace, slug, userId, userNsRoles != null ? userNsRoles : Map.of());
 
         SkillDetailResponse response = new SkillDetailResponse(
                 detail.id(),
diff --git a/server/skillhub-app/src/test/java/com/iflytek/skillhub/controller/SkillControllerTest.java b/server/skillhub-app/src/test/java/com/iflytek/skillhub/controller/SkillControllerTest.java
index 800c6a7a..e47da366 100644
--- a/server/skillhub-app/src/test/java/com/iflytek/skillhub/controller/SkillControllerTest.java
+++ b/server/skillhub-app/src/test/java/com/iflytek/skillhub/controller/SkillControllerTest.java
@@ -149,8 +149,7 @@ class SkillControllerTest {
                 eq("team"),
                 eq("demo"),
                 eq((String) null),
-                eq(Map.<Long, NamespaceRole>of()),
-                org.mockito.ArgumentMatchers.<java.util.Set<String>>any()))
+                eq(Map.<Long, NamespaceRole>of())))
                 .thenReturn(new SkillQueryService.SkillDetailDTO(
                         1L,
                         "demo",
@@ -197,8 +196,7 @@ class SkillControllerTest {
                 eq("team"),
                 eq("demo"),
                 eq((String) null),
-                eq(Map.<Long, NamespaceRole>of()),
-                org.mockito.ArgumentMatchers.<java.util.Set<String>>any()))
+                eq(Map.<Long, NamespaceRole>of())))
                 .thenThrow(new DomainForbiddenException("error.namespace.archived", "team"));
 
         mockMvc.perform(get("/api/web/skills/team/demo"))
diff --git a/server/skillhub-domain/src/main/java/com/iflytek/skillhub/domain/skill/service/SkillQueryService.java b/server/skillhub-domain/src/main/java/com/iflytek/skillhub/domain/skill/service/SkillQueryService.java
index 2f01d5fd..8bf88767 100644
--- a/server/skillhub-domain/src/main/java/com/iflytek/skillhub/domain/skill/service/SkillQueryService.java
+++ b/server/skillhub-domain/src/main/java/com/iflytek/skillhub/domain/skill/service/SkillQueryService.java
@@ -150,28 +150,15 @@ public class SkillQueryService {
             String skillSlug,
             String currentUserId,
             Map<Long, NamespaceRole> userNsRoles) {
-        return getSkillDetail(namespaceSlug, skillSlug, currentUserId, userNsRoles, Set.of());
-    }
-
-    public SkillDetailDTO getSkillDetail(
-            String namespaceSlug,
-            String skillSlug,
-            String currentUserId,
-            Map<Long, NamespaceRole> userNsRoles,
-            Set<String> platformRoles) {
-
         Namespace namespace = findNamespace(namespaceSlug);
         Skill skill = resolveVisibleSkill(namespace.getId(), skillSlug, currentUserId);
 
-        // Archived namespace: only members (or super admins) may view
         if (namespace.getStatus() == com.iflytek.skillhub.domain.namespace.NamespaceStatus.ARCHIVED
-                && !isNamespaceMember(namespace.getId(), currentUserId, userNsRoles)
-                && !isSuperAdmin(platformRoles)) {
+                && !isNamespaceMember(namespace.getId(), currentUserId, userNsRoles)) {
             throw new DomainForbiddenException("error.namespace.archived", namespaceSlug);
         }
 
-        // Visibility check
-        if (!visibilityChecker.canAccess(skill, currentUserId, userNsRoles, platformRoles)) {
+        if (!visibilityChecker.canAccess(skill, currentUserId, userNsRoles)) {
             throw new DomainForbiddenException("error.skill.access.denied", skillSlug);
         }
 
@@ -203,7 +190,7 @@ public class SkillQueryService {
                 skill.getNamespaceId(),
                 skill.getCreatedAt(),
                 skill.getUpdatedAt(),
-                canManageRestrictedSkill(skill, currentUserId, userNsRoles, platformRoles),
+                canManageRestrictedSkill(skill, currentUserId, userNsRoles),
                 canSubmitPromotion(namespace, skill, publishedVersion, currentUserId, userNsRoles),
                 headlineVersion == null || "PUBLISHED".equals(headlineVersion.status()),
                 currentUserId == null || !Objects.equals(skill.getOwnerId(), currentUserId),
@@ -215,6 +202,15 @@ public class SkillQueryService {
         );
     }
 
+    public SkillDetailDTO getSkillDetail(
+            String namespaceSlug,
+            String skillSlug,
+            String currentUserId,
+            Map<Long, NamespaceRole> userNsRoles,
+            Set<String> platformRoles) {
+        return getSkillDetail(namespaceSlug, skillSlug, currentUserId, userNsRoles);
+    }
+
     /**
      * Lists skills within a namespace after filtering out records the caller is
      * not allowed to discover.
@@ -647,13 +643,6 @@ public class SkillQueryService {
     }
 
     private boolean canManageRestrictedSkill(Skill skill, String currentUserId, Map<Long, NamespaceRole> userNsRoles) {
-        return canManageRestrictedSkill(skill, currentUserId, userNsRoles, Set.of());
-    }
-
-    private boolean canManageRestrictedSkill(Skill skill, String currentUserId, Map<Long, NamespaceRole> userNsRoles, Set<String> platformRoles) {
-        if (platformRoles != null && platformRoles.contains("SUPER_ADMIN")) {
-            return true;
-        }
         if (currentUserId == null) {
             return false;
         }
@@ -695,10 +684,6 @@ public class SkillQueryService {
         return currentUserId != null && userNsRoles.containsKey(namespaceId);
     }
 
-    private boolean isSuperAdmin(Set<String> platformRoles) {
-        return platformRoles != null && platformRoles.contains("SUPER_ADMIN");
-    }
-
     private String resolveOwnerPreviewReviewComment(SkillLifecycleProjectionService.VersionProjection ownerPreviewVersion) {
         if (ownerPreviewVersion == null || !"REJECTED".equals(ownerPreviewVersion.status())) {
             return null;
diff --git a/server/skillhub-domain/src/test/java/com/iflytek/skillhub/domain/skill/service/SkillQueryServiceTest.java b/server/skillhub-domain/src/test/java/com/iflytek/skillhub/domain/skill/service/SkillQueryServiceTest.java
index ab0b4aba..7ee683ac 100644
--- a/server/skillhub-domain/src/test/java/com/iflytek/skillhub/domain/skill/service/SkillQueryServiceTest.java
+++ b/server/skillhub-domain/src/test/java/com/iflytek/skillhub/domain/skill/service/SkillQueryServiceTest.java
@@ -771,6 +771,56 @@ class SkillQueryServiceTest {
         assertFalse(result.canSubmitPromotion());
     }
 
+    @Test
+    void testGetSkillDetail_ShouldNotGrantLifecyclePermissionToSuperAdminInPortal() throws Exception {
+        String namespaceSlug = "test-ns";
+        String skillSlug = "test-skill";
+        String userId = "super-1";
+        Map<Long, NamespaceRole> userNsRoles = Map.of(1L, NamespaceRole.MEMBER);
+
+        Namespace namespace = new Namespace(namespaceSlug, "Test NS", "owner-1");
+        setId(namespace, 1L);
+        Skill skill = new Skill(1L, skillSlug, "owner-1", SkillVisibility.PUBLIC);
+        setId(skill, 1L);
+        skill.setStatus(SkillStatus.ACTIVE);
+        skill.setLatestVersionId(11L);
+
+        SkillVersion published = new SkillVersion(1L, "1.0.0", "owner-1");
+        setId(published, 11L);
+        published.setStatus(SkillVersionStatus.PUBLISHED);
+
+        when(namespaceRepository.findBySlug(namespaceSlug)).thenReturn(Optional.of(namespace));
+        when(skillRepository.findByNamespaceIdAndSlug(1L, skillSlug)).thenReturn(List.of(skill));
+        when(skillVersionRepository.findById(11L)).thenReturn(Optional.of(published));
+
+        SkillQueryService.SkillDetailDTO result = service.getSkillDetail(
+                namespaceSlug, skillSlug, userId, userNsRoles, Set.of("SUPER_ADMIN"));
+
+        assertFalse(result.canManageLifecycle());
+        assertFalse(result.canSubmitPromotion());
+        assertEquals("PUBLISHED", result.resolutionMode());
+    }
+
+    @Test
+    void testGetSkillDetail_ShouldNotGrantPrivateVisibilityToSuperAdminInPortal() throws Exception {
+        String namespaceSlug = "test-ns";
+        String skillSlug = "test-skill";
+        String userId = "super-1";
+
+        Namespace namespace = new Namespace(namespaceSlug, "Test NS", "owner-1");
+        setId(namespace, 1L);
+        Skill skill = new Skill(1L, skillSlug, "owner-1", SkillVisibility.PRIVATE);
+        setId(skill, 1L);
+        skill.setStatus(SkillStatus.ACTIVE);
+        skill.setLatestVersionId(11L);
+
+        when(namespaceRepository.findBySlug(namespaceSlug)).thenReturn(Optional.of(namespace));
+        when(skillRepository.findByNamespaceIdAndSlug(1L, skillSlug)).thenReturn(List.of(skill));
+
+        assertThrows(DomainForbiddenException.class, () ->
+                service.getSkillDetail(namespaceSlug, skillSlug, userId, Map.of(), Set.of("SUPER_ADMIN")));
+    }
+
     @Test
     void testGetSkillDetail_ShouldPreferPendingVersionForOwnerPreview() throws Exception {
         String namespaceSlug = "test-ns";