diff --git a/saiadmin-artd/src/views/plugin/dice/reward_config/index/modules/edit-dialog.vue b/saiadmin-artd/src/views/plugin/dice/reward_config/index/modules/edit-dialog.vue
index 63d89e1..b953a15 100644
--- a/saiadmin-artd/src/views/plugin/dice/reward_config/index/modules/edit-dialog.vue
+++ b/saiadmin-artd/src/views/plugin/dice/reward_config/index/modules/edit-dialog.vue
@@ -38,7 +38,17 @@
         </el-select>
       </el-form-item>
       <el-form-item v-if="formData.tier === 'BIGWIN'" label="权重(%)" prop="weight">
-        <el-slider v-model="formData.weight" :min="0" :max="100" :step="0.01" show-input />
+        <el-slider
+          v-model="formData.weight"
+          :min="0"
+          :max="100"
+          :step="0.01"
+          :disabled="isWeightFixed100"
+          show-input
+        />
+        <div v-if="isWeightFixed100" class="weight-fixed-hint">
+          色子点数 5、30 固定 100% 豹子，不可修改权重
+        </div>
       </el-form-item>
       <el-form-item label="备注" prop="remark">
         <el-input
@@ -92,6 +102,11 @@
     set: (value) => emit('update:modelValue', value)
   })
 
+  /** tier=BIGWIN 且 grid_number 为 5 或 30 时权重固定 100%，不可修改 */
+  const isWeightFixed100 = computed(
+    () => formData.tier === 'BIGWIN' && (formData.grid_number === 5 || formData.grid_number === 30)
+  )
+
   /**
    * 表单验证规则
    */
@@ -149,6 +164,19 @@
     }
   )
 
+  /** 当 BIGWIN 且 grid_number 为 5 或 30 时，权重固定为 100 便于展示 */
+  watch(
+    () => [formData.tier, formData.grid_number],
+    () => {
+      if (
+        formData.tier === 'BIGWIN' &&
+        (formData.grid_number === 5 || formData.grid_number === 30)
+      ) {
+        formData.weight = 100
+      }
+    }
+  )
+
   /**
    * 初始化页面数据
    */
@@ -200,6 +228,8 @@
       const payload = { ...formData }
       if (payload.tier !== 'BIGWIN') {
         payload.weight = 0
+      } else if (payload.grid_number === 5 || payload.grid_number === 30) {
+        payload.weight = 100
       } else {
         const w = Number(payload.weight)
         payload.weight = Number.isNaN(w) ? 0 : Math.max(0, Math.min(100, w))
@@ -218,3 +248,11 @@
     }
   }
 </script>
+
+<style lang="scss" scoped>
+  .weight-fixed-hint {
+    margin-top: 6px;
+    font-size: 12px;
+    color: var(--el-text-color-secondary);
+  }
+</style>
diff --git a/server/app/api/logic/PlayStartLogic.php b/server/app/api/logic/PlayStartLogic.php
index a7749af..2054a98 100644
--- a/server/app/api/logic/PlayStartLogic.php
+++ b/server/app/api/logic/PlayStartLogic.php
@@ -36,8 +36,10 @@ class PlayStartLogic
     private const MIN_COIN_EXTRA = 100;
     /** 豹子号中大奖额外平台币（无 BIGWIN 配置时兜底） */
     private const SUPER_WIN_BONUS = 500;
-    /** 可触发超级大奖的 grid_number（5=全1 10=全2 15=全3 20=全4 25=全5） */
-    private const SUPER_WIN_GRID_NUMBERS = [5, 10, 15, 20, 25];
+    /** 可触发超级大奖的 grid_number（5=全1 10=全2 15=全3 20=全4 25=全5 30=全6）；其中 5 和 30 固定 100% 出豹子 */
+    private const SUPER_WIN_GRID_NUMBERS = [5, 10, 15, 20, 25, 30];
+    /** grid_number 为 5 或 30 时豹子概率固定 100%（DiceRewardConfig tier=BIGWIN 约定） */
+    private const SUPER_WIN_ALWAYS_GRID_NUMBERS = [5, 30];
 
     /**
      * 执行一局游戏
@@ -117,16 +119,21 @@ class PlayStartLogic
         $realEv = (float) ($chosen['real_ev'] ?? 0);
         $rewardWinCoin = 100 + $realEv; // 摇色子中奖平台币 = 100 + DiceRewardConfig.real_ev
 
-        // 当抽到的 grid_number 为 5/10/15/20/25 时，从缓存查 tier=BIGWIN 同 grid_number 的配置，按 weight 决定是否生成豹子组合
+        // 当抽到的 grid_number 为 5/10/15/20/25/30 时，可出豹子；其中 grid_number=5 与 30 固定 100% 豹子（BIGWIN 约定）
         $superWinCoin = 0;
         $isWin = 0;
         if (in_array($rollNumber, self::SUPER_WIN_GRID_NUMBERS, true)) {
             $bigWinConfig = DiceRewardConfig::getCachedByTierAndGridNumber('BIGWIN', $rollNumber);
-            $weight = $bigWinConfig !== null
-                ? max(0.0, min(100.0, (float) ($bigWinConfig['weight'] ?? 0)))
-                : 100.0;
-            $roll = mt_rand(1, 10000) / 10000;
-            if ($roll <= $weight / 100) {
+            $alwaysSuperWin = in_array($rollNumber, self::SUPER_WIN_ALWAYS_GRID_NUMBERS, true);
+            $doSuperWin = $alwaysSuperWin;
+            if (!$doSuperWin) {
+                $weight = $bigWinConfig !== null
+                    ? max(0.0, min(100.0, (float) ($bigWinConfig['weight'] ?? 0)))
+                    : 100.0;
+                $roll = mt_rand(1, 10000) / 10000;
+                $doSuperWin = $roll <= $weight / 100;
+            }
+            if ($doSuperWin) {
                 $rollArray = $this->getSuperWinRollArray($rollNumber);
                 $isWin = 1;
                 $superWinCoin = $bigWinConfig !== null
@@ -307,11 +314,14 @@ class PlayStartLogic
     }
 
     /**
-     * 豹子组合：grid_number 5->[1,1,1,1,1]，10->[2,2,2,2,2]，15->[3,3,3,3,3]，20->[4,4,4,4,4]，25->[5,5,5,5,5]
+     * 豹子组合：5->[1,1,1,1,1]，10->[2,2,2,2,2]，15->[3,3,3,3,3]，20->[4,4,4,4,4]，25->[5,5,5,5,5]，30->[6,6,6,6,6]
      * @return int[]
      */
     private function getSuperWinRollArray(int $gridNumber): array
     {
+        if ($gridNumber === 30) {
+            return array_fill(0, 5, 6);
+        }
         $n = (int) ($gridNumber / 5);
         $n = max(1, min(5, $n));
         return array_fill(0, 5, $n);
diff --git a/server/app/dice/model/play_record/DicePlayRecord.php b/server/app/dice/model/play_record/DicePlayRecord.php
index 8171aba..861a16b 100644
--- a/server/app/dice/model/play_record/DicePlayRecord.php
+++ b/server/app/dice/model/play_record/DicePlayRecord.php
@@ -21,7 +21,7 @@ use think\model\relation\BelongsTo;
  * @property  $player_id 玩家id
  * @property  $lottery_config_id 彩金池配置
  * @property  $lottery_type 抽奖类型
- * @property  $is_win 是否中大奖：豹子号[1,1,1,1,1]~[5,5,5,5,5]为1，否则0
+ * @property  $is_win 是否中大奖：豹子号[1,1,1,1,1]~[6,6,6,6,6]为1，否则0
  * @property  $win_coin 赢取平台币（= super_win_coin + reward_win_coin）
  * @property  $super_win_coin 中大奖平台币（豹子时发放）
  * @property  $reward_win_coin 摇色子中奖平台币
@@ -115,8 +115,8 @@ class DicePlayRecord extends BaseModel
     }
 
     /**
-     * 是否豹子号（中大奖）：5 个点数相同且为 1~5 之一
-     * @param int[] $rollArray 摇取点数数组，如 [1,1,1,1,1]
+     * 是否豹子号（中大奖）：5 个点数相同且为 1~6 之一（含 [6,6,6,6,6]）
+     * @param int[] $rollArray 摇取点数数组，如 [1,1,1,1,1] 或 [6,6,6,6,6]
      * @return bool
      */
     public static function isSuperWin(array $rollArray): bool
@@ -129,7 +129,7 @@ class DicePlayRecord extends BaseModel
             return false;
         }
         $value = reset($unique);
-        return in_array($value, [1, 2, 3, 4, 5], true);
+        return in_array($value, [1, 2, 3, 4, 5, 6], true);
     }
 
     /** 是否中大奖 */