修复：

- 底部两行提示小字均改为左对齐，右侧完全留给设置按钮
- 设置入口改为小按钮：默认透明文字，hover 显示卡片背景+边框（替代原来的下划线样式）

lite/proxy_lite.py

@@ -1687,29 +1687,37 @@ class MainWindow(QWidget):
         layout.addWidget(self.log_text)
 
         hints = QWidget()
-        hints_layout = QVBoxLayout(hints)
+        hints_layout = QHBoxLayout(hints)
         hints_layout.setContentsMargins(0, 0, 0, 0)
-        hints_layout.setSpacing(1)
+        hints_layout.setSpacing(8)
 
-        # 第一行：左对齐警示 + 右对齐"设置"入口
-        top_row = QHBoxLayout()
-        top_row.setContentsMargins(0, 0, 0, 0)
+        # 左侧两行小字（左对齐），右侧完全留给设置按钮
+        left_col = QVBoxLayout()
+        left_col.setContentsMargins(0, 0, 0, 0)
+        left_col.setSpacing(1)
         warn_label = QLabel("请勿二次分发此软件！")
         warn_label.setStyleSheet(f"color: {C_RED}; font-size: 11px;")
-        top_row.addWidget(warn_label)
-        top_row.addStretch()
-        self.link_settings = NodeLabel(
-            "设置", tooltip="设置",
-            base=f"color: {C_SUBTEXT}; font-size: 11px;",
-            hover=f"color: {C_TEXT}; font-size: 11px; text-decoration: underline;")
-        self.link_settings.clicked.connect(self._show_settings_dialog)
-        top_row.addWidget(self.link_settings)
-        hints_layout.addLayout(top_row)
-
+        left_col.addWidget(warn_label)
         privacy_label = QLabel("使用此软件将会收集并上报您的 IP 地址及部分设备信息")
         privacy_label.setStyleSheet("color: #c8ccd4; font-size: 9px;")
-        privacy_label.setAlignment(Qt.AlignCenter)
-        hints_layout.addWidget(privacy_label)
+        left_col.addWidget(privacy_label)
+        hints_layout.addLayout(left_col, 1)
+
+        self.btn_settings = QPushButton("设置")
+        self.btn_settings.setCursor(Qt.PointingHandCursor)
+        self.btn_settings.setStyleSheet(f"""
+            QPushButton {{
+                background: transparent; color: {C_SUBTEXT};
+                border: none; border-radius: 6px;
+                padding: 3px 10px; font-size: 11px;
+            }}
+            QPushButton:hover {{
+                background-color: {C_CARD}; color: {C_TEXT};
+                border: 1px solid {C_BORDER};
+            }}
+        """)
+        self.btn_settings.clicked.connect(self._show_settings_dialog)
+        hints_layout.addWidget(self.btn_settings, 0, Qt.AlignVCenter)
 
         layout.addWidget(hints)