diff --git a/shopxo/app/plugins/vr_ticket/service/SeatSkuService.php b/shopxo/app/plugins/vr_ticket/service/SeatSkuService.php
index f6a30b8..456ba35 100644
--- a/shopxo/app/plugins/vr_ticket/service/SeatSkuService.php
+++ b/shopxo/app/plugins/vr_ticket/service/SeatSkuService.php
@@ -510,27 +510,59 @@ class SeatSkuService extends BaseService
             return $seatSpecMap;
         }
 
-        // 2. 查询每个 spec_base_id 对应的 GoodsSpecValue
-        $specBaseIds = array_column($specs, 'id');
-        $specValues = \think\facade\Db::name('GoodsSpecValue')
-            ->whereIn('goods_spec_base_id', $specBaseIds)
-            ->order('id', 'asc')  // 按插入顺序，确保维度顺序一致
+        // 2. 查询 GoodsSpecType 获取维度映射（name => index）
+        $specTypes = \think\facade\Db::name('GoodsSpecType')
+            ->where('goods_id', $goodsId)
+            ->order('id', 'asc')
             ->select()
             ->toArray();
 
-        // 3. 按 spec_base_id 分组，按 SPEC_DIMS 顺序映射维度
-        // 不依赖 type 字段，而是按插入顺序匹配 SPEC_DIMS
+        // 构建 name => index 映射
+        $dimIndexByName = [];
+        $dimValuesByName = []; // name => [value1, value2, ...]
+        foreach ($specTypes as $idx => $type) {
+            $dimName = $type['name'] ?? '';
+            if (!empty($dimName)) {
+                $dimIndexByName[$dimName] = $idx;
+                // 解析 value JSON 数组
+                $values = json_decode($type['value'] ?? '[]', true);
+                $dimValuesByName[$dimName] = [];
+                foreach ($values as $v) {
+                    if (isset($v['name'])) {
+                        $dimValuesByName[$dimName][] = $v['name'];
+                    }
+                }
+            }
+        }
+
+        // 3. 查询每个 spec_base_id 对应的 GoodsSpecValue
+        $specBaseIds = array_column($specs, 'id');
+        $specValues = \think\facade\Db::name('GoodsSpecValue')
+            ->whereIn('goods_spec_base_id', $specBaseIds)
+            ->select()
+            ->toArray();
+
+        // 4. 按 spec_base_id 分组，通过值匹配确定维度
         $specByBaseId = [];
         foreach ($specValues as $sv) {
             $baseId = $sv['goods_spec_base_id'];
+            $value = $sv['value'] ?? '';
+
+            // 通过值匹配找到对应的维度名
+            $dimName = '';
+            foreach ($dimValuesByName as $name => $values) {
+                if (in_array($value, $values)) {
+                    $dimName = $name;
+                    break;
+                }
+            }
+
             if (!isset($specByBaseId[$baseId])) {
                 $specByBaseId[$baseId] = [];
             }
-            $idx = count($specByBaseId[$baseId]); // 当前维度索引
-            $dimName = self::SPEC_DIMS[$idx] ?? ('dim_' . $idx);
             $specByBaseId[$baseId][] = [
-                'type'  => $dimName,  // 使用 SPEC_DIMS 顺序推断维度名
-                'value' => $sv['value'] ?? '',
+                'type'  => $dimName,
+                'value' => $value,
             ];
         }