完成50%

styles/adaptive-frame-profiles.scss

@@ -25,28 +25,6 @@
   }
 }
 
-@mixin adaptive-module-content {
-  box-sizing: border-box;
-  border-width: 1px;
-  border-style: solid;
-  border-color: transparent;
-  border-image-source: var(--module-content-asset);
-  border-image-slice: 105 150;
-  border-image-width: 18rpx 20rpx;
-  border-image-repeat: stretch;
-}
-
-@mixin adaptive-module-field {
-  box-sizing: border-box;
-  border-width: 1px;
-  border-style: solid;
-  border-color: transparent;
-  border-image-source: var(--module-field-asset);
-  border-image-slice: 70 100 fill;
-  border-image-width: 12rpx 16rpx;
-  border-image-repeat: stretch;
-}
-
 @mixin adaptive-feedback-toast {
   box-sizing: border-box;
   border-width: 16rpx 74rpx;

styles/global.scss

@@ -71,3 +71,31 @@ view:not(.page-header-slot):has(> .page-header-slot) {
   font-size: 29rpx;
   font-weight: 600;
 }
+
+// 认证页的视觉由现有卷轴与文字类负责；这里是原生 button 的唯一重置 owner。
+// 保留可见焦点环，让 H5 键盘用户能确认当前位置，同时不改动 App 触摸态。
+.auth-plain-button {
+  box-sizing: border-box;
+  margin: 0;
+  padding: 0;
+  border: 0;
+  border-radius: 0;
+  background: transparent;
+  color: inherit;
+  font: inherit;
+  line-height: normal;
+}
+
+.auth-plain-button::after {
+  border: 0;
+}
+
+.auth-plain-button:focus-visible {
+  outline: 2px solid #9f170f;
+  outline-offset: 2px;
+}
+
+.auth-page.auth-page .auth-plain-button {
+  min-width: 48px;
+  min-height: 48px;
+}