diff --git a/icons/develop/icons/Icon-192.png b/icons/develop/icons/Icon-192.png
new file mode 100644
index 00000000..b749bfef
Binary files /dev/null and b/icons/develop/icons/Icon-192.png differ
diff --git a/icons/develop/icons/Icon-512.png b/icons/develop/icons/Icon-512.png
new file mode 100644
index 00000000..88cfd48d
Binary files /dev/null and b/icons/develop/icons/Icon-512.png differ
diff --git a/public/images/splash/Icon-192.png b/icons/production/icons/Icon-192.png
similarity index 100%
rename from public/images/splash/Icon-192.png
rename to icons/production/icons/Icon-192.png
diff --git a/public/images/splash/Icon-512.png b/icons/production/icons/Icon-512.png
similarity index 100%
rename from public/images/splash/Icon-512.png
rename to icons/production/icons/Icon-512.png
diff --git a/icons/test/icons/Icon-192.png b/icons/test/icons/Icon-192.png
new file mode 100644
index 00000000..b2bfe2e6
Binary files /dev/null and b/icons/test/icons/Icon-192.png differ
diff --git a/icons/test/icons/Icon-512.png b/icons/test/icons/Icon-512.png
new file mode 100644
index 00000000..cce69d39
Binary files /dev/null and b/icons/test/icons/Icon-512.png differ
diff --git a/public/images/icons/Icon-192.png b/public/images/icons/Icon-192.png
new file mode 100644
index 00000000..f661b94b
Binary files /dev/null and b/public/images/icons/Icon-192.png differ
diff --git a/public/images/icons/Icon-512.png b/public/images/icons/Icon-512.png
new file mode 100644
index 00000000..844d76f9
Binary files /dev/null and b/public/images/icons/Icon-512.png differ
diff --git a/public/manifest.json b/public/manifest.json
index 6f6ff9cd..b3eb3b59 100644
--- a/public/manifest.json
+++ b/public/manifest.json
@@ -11,13 +11,13 @@
   "lang": "en",
   "icons": [
     {
-      "src": "/images/splash/Icon-192.png",
+      "src": "/images/icons/Icon-192.png",
       "sizes": "192x192",
       "type": "image/png",
       "purpose": "any"
     },
     {
-      "src": "/images/splash/Icon-512.png",
+      "src": "/images/icons/Icon-512.png",
       "sizes": "512x512",
       "type": "image/png",
       "purpose": "any"
diff --git a/scripts/release/pre_release_web.sh b/scripts/release/pre_release_web.sh
index 48715fed..a5a0668b 100755
--- a/scripts/release/pre_release_web.sh
+++ b/scripts/release/pre_release_web.sh
@@ -6,7 +6,7 @@
 #
 # 改动：
 #   - WORKTREE_PATH 改为 Next.js 项目对应 worktree
-#   - 删除图标复制（Next.js favicon 统一为 public/favicon.ico，不分 env）
+#   - 图标复制路径适配 Next.js（icons/test/icons/Icon-*.png）
 # ==========================================
 
 # Test 分支 worktree 路径
@@ -21,9 +21,11 @@ git branch --show-current
 echo "=== 合并 dev 分支 ==="
 git merge dev
 
-# 注：原 Dart 版会复制 icons/test/favicon.ico + Icon-{192,512}.png 到 web/
-# Next.js 项目 public/favicon.ico 是单一资产，不分 env，无需复制。
-# 如未来需要 env-specific 图标，再加 cp 步骤。
+# 复制测试环境图标（source: icons/test → dest: public/）
+echo "=== 复制测试环境图标（icons/test → public/） ==="
+cp -f icons/test/favicon.ico public/favicon.ico
+cp -f icons/test/icons/Icon-192.png public/images/icons/Icon-192.png
+cp -f icons/test/icons/Icon-512.png public/images/icons/Icon-512.png
 
 echo "=== 执行构建部署脚本（测试环境）==="
 ./scripts/deploy/deploy_web_test.sh
diff --git a/scripts/release/release_web.sh b/scripts/release/release_web.sh
index 23432d7b..508e967a 100755
--- a/scripts/release/release_web.sh
+++ b/scripts/release/release_web.sh
@@ -6,7 +6,7 @@
 #
 # 改动：
 #   - WORKTREE_PATH 改为 Next.js 项目对应 worktree
-#   - 删除图标复制（Next.js favicon 统一为 public/favicon.ico，不分 env）
+#   - 图标复制路径适配 Next.js（icons/production/icons/Icon-*.png）
 # ==========================================
 
 # Main 分支 worktree 路径
@@ -21,8 +21,11 @@ git branch --show-current
 echo "=== 合并 dev 分支 ==="
 git merge dev
 
-# 注：原 Dart 版会复制 icons/production/favicon.ico + Icon-{192,512}.png 到 web/
-# Next.js 项目 public/favicon.ico 是单一资产，不分 env，无需复制。
+# 复制生产环境图标（source: icons/production → dest: public/）
+echo "=== 复制生产环境图标（icons/production → public/） ==="
+cp -f icons/production/favicon.ico public/favicon.ico
+cp -f icons/production/icons/Icon-192.png public/images/icons/Icon-192.png
+cp -f icons/production/icons/Icon-512.png public/images/icons/Icon-512.png
 
 echo "=== 执行构建部署脚本 ==="
 ./scripts/deploy/deploy_web.sh