diff --git a/par-core/src/main/java/com/par/core/service/impl/SiteSnapshotServiceImpl.java b/par-core/src/main/java/com/par/core/service/impl/SiteSnapshotServiceImpl.java
index 0d9a3f4..845d28c 100644
--- a/par-core/src/main/java/com/par/core/service/impl/SiteSnapshotServiceImpl.java
+++ b/par-core/src/main/java/com/par/core/service/impl/SiteSnapshotServiceImpl.java
@@ -100,36 +100,23 @@ public class SiteSnapshotServiceImpl implements SiteSnapshotService {
             snapshot.put("pagesSource", pages.containsKey("source") ? pages.get("source") : "custom");
         }
 
-        // 3. 风险规则（优先按站点专属规则查找，无则 fallback 到站点类型规则）
-        RiskRule matchedRule = null;
-        // 3a. 按站点 ID 查找专属规则
+        // 3. 风险规则（按站点 ID 查找专属规则）
         if (siteId != null) {
-            matchedRule = riskRuleMapper.selectOne(
+            var matchedRule = riskRuleMapper.selectOne(
                     new com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper<RiskRule>()
                             .eq(RiskRule::getSiteId, siteId)
                             .eq(RiskRule::getDeleted, 0)
                             .orderByDesc(RiskRule::getId)
                             .last("limit 1"));
-        }
-        // 3b. 无专属规则时 fallback 到站点类型规则
-        if (matchedRule == null && siteType != null) {
-            matchedRule = riskRuleMapper.selectOne(
-                    new com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper<RiskRule>()
-                            .eq(RiskRule::getSiteType, siteType)
-                            .eq(RiskRule::getDeleted, 0)
-                            .orderByDesc(RiskRule::getId)
-                            .last("limit 1"));
-        }
-        if (matchedRule != null) {
-            try {
-                List<Map<String, Object>> rulesList = om.readValue(matchedRule.getRulesJson(),
-                        new TypeReference<List<Map<String, Object>>>() {});
-                snapshot.put("riskRules", rulesList);
-                snapshot.put("riskRulesVersion", matchedRule.getVersion());
-                log.debug("快照风险规则: siteId={} ruleSource={} ruleVersion={}", siteId,
-                        matchedRule.getSiteId() != null && matchedRule.getSiteId().equals(siteId) ? "site" : "siteType",
-                        matchedRule.getVersion());
-            } catch (Exception ignored) {}
+            if (matchedRule != null) {
+                try {
+                    List<Map<String, Object>> rulesList = om.readValue(matchedRule.getRulesJson(),
+                            new TypeReference<List<Map<String, Object>>>() {});
+                    snapshot.put("riskRules", rulesList);
+                    snapshot.put("riskRulesVersion", matchedRule.getVersion());
+                    log.debug("快照风险规则: siteId={} ruleVersion={}", siteId, matchedRule.getVersion());
+                } catch (Exception ignored) {}
+            }
         }
 
         // 只要有任一配置（脚本/页面/规则）即视为有效快照