diff --git a/gzth_tree_style/__init__.py b/gzth_tree_style/__init__.py
new file mode 100644
index 000000000..decf424eb
--- /dev/null
+++ b/gzth_tree_style/__init__.py
@@ -0,0 +1,2 @@
+# -*- coding: utf-8 -*-
+# 本模块仅通过 QWeb 模板继承 + SCSS 统一列表样式，无需 Python 模型。
\ No newline at end of file
diff --git a/gzth_tree_style/__manifest__.py b/gzth_tree_style/__manifest__.py
new file mode 100644
index 000000000..87d6abae8
--- /dev/null
+++ b/gzth_tree_style/__manifest__.py
@@ -0,0 +1,17 @@
+# -*- coding: utf-8 -*-
+{
+    "name": "Tree 全边框样式",
+    "summary": "统一全边框 Tree 列表样式（全局生效）",
+    "description": "纯 CSS 模块：对所有列表视图 .o_list_view 施加全边框样式，不改动任何业务逻辑、字段或视图。",
+    "version": "17.0.1.0.0",
+    "category": "Technical",
+    "depends": ["web"],
+    "assets": {
+        "web.assets_backend": [
+            "gzth_tree_style/static/src/scss/tree_fullborder.scss",
+        ],
+    },
+    "installable": True,
+    "application": False,
+    "license": "LGPL-3",
+}
diff --git a/gzth_tree_style/models/__init__.py b/gzth_tree_style/models/__init__.py
new file mode 100644
index 000000000..11d1d1939
--- /dev/null
+++ b/gzth_tree_style/models/__init__.py
@@ -0,0 +1,2 @@
+# -*- coding: utf-8 -*-
+# 本包已废弃，模块不再加载 models。保留空文件仅为避免目录报错。
\ No newline at end of file
diff --git a/gzth_tree_style/models/ir_ui_view.py b/gzth_tree_style/models/ir_ui_view.py
new file mode 100644
index 000000000..230e98965
--- /dev/null
+++ b/gzth_tree_style/models/ir_ui_view.py
@@ -0,0 +1,2 @@
+# -*- coding: utf-8 -*-
+# 已弃用：原后端 _get_view 钩子方案改为 QWeb 模板继承，本文件不再被加载。
diff --git a/gzth_tree_style/static/src/scss/tree_fullborder.scss b/gzth_tree_style/static/src/scss/tree_fullborder.scss
new file mode 100644
index 000000000..9477dd333
--- /dev/null
+++ b/gzth_tree_style/static/src/scss/tree_fullborder.scss
@@ -0,0 +1,37 @@
+// gzth 物业系统统一 Tree 全边框样式（全局生效，作用于所有列表视图）
+// 不依赖任何 class 注入或模板继承，直接对 .o_list_view 施加样式。
+.o_list_view {
+    .o_list_table {
+        border-collapse: collapse;
+        border: 2px solid #94a3b8;
+        background-color: #ffffff;
+    }
+
+    thead th {
+        background-color: #dde3ea !important;
+        color: #0f172a !important;
+        font-weight: 700 !important;
+        border: 2px solid #94a3b8 !important;
+        padding: 11px 14px !important;
+        text-align: left;
+    }
+
+    tbody tr.o_data_row {
+        background-color: #ffffff !important;
+    }
+
+    tbody tr.o_data_row:nth-child(even) {
+        background-color: #f1f4f8 !important;
+    }
+
+    tbody tr.o_data_row:hover {
+        background-color: #d6e8ff !important;
+    }
+
+    tbody td {
+        border: 1px solid #b6c0cc !important;
+        padding: 10px 14px !important;
+        color: #0f172a;
+        font-weight: 500 !important;
+    }
+}
diff --git a/gzth_tree_style/views/list_view_template.xml b/gzth_tree_style/views/list_view_template.xml
new file mode 100644
index 000000000..7339767a8
--- /dev/null
+++ b/gzth_tree_style/views/list_view_template.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+已弃用：Odoo 17 本版本 web.ListView 模板未注册为 ir.model.data，
+模板继承 inherit_id="web.ListView" 会报 External ID not found。
+改由全局 CSS 实现（见 static/src/scss/tree_fullborder.scss）。
+本文件保留仅为占位，不再被 manifest 引用。
+-->
+<odoo></odoo>