收口运行态状态提示组件

新增 PlatformRuntimeStatusToast 统一运行态短错误、成功和反馈 toast
迁移跳一跳、拼图、敲木鱼、方洞和宝贝爱画运行态状态 chip
补充公共组件与运行态回归测试，并更新 PlatformUiKit 文档和 Hermes 决策记录

src/index.css

@@ -3506,11 +3506,6 @@ html[data-mobile-keyboard-open='true'] .platform-mobile-bottom-dock {
   backdrop-filter: blur(12px);
 }
 
-.puzzle-runtime-error-chip {
-  background: var(--puzzle-runtime-danger-fill);
-  color: var(--puzzle-runtime-danger-text);
-}
-
 .puzzle-runtime-modal-overlay {
   background: var(--puzzle-runtime-backdrop-fill);
 }
@@ -4816,33 +4811,21 @@ html[data-mobile-keyboard-open='true'] .platform-mobile-bottom-dock {
   background: linear-gradient(90deg, #ffcf56, #6ed5ff, #c986ff);
 }
 
-.baby-love-drawing-runtime__error,
-.baby-love-drawing-runtime__saved {
+.baby-love-drawing-runtime__status {
   position: absolute;
   z-index: 14;
   left: 50%;
   transform: translateX(-50%);
-  border-radius: 999px;
-  padding: 0.64rem 1rem;
-  font-size: 0.9rem;
-  font-weight: 900;
   box-shadow: 0 16px 38px rgba(79, 107, 69, 0.16);
 }
 
-.baby-love-drawing-runtime__error {
+.baby-love-drawing-runtime__status--top {
   top: max(0.8rem, env(safe-area-inset-top));
   max-width: min(86vw, 34rem);
-  background: rgba(255, 238, 238, 0.94);
-  color: #b42336;
 }
 
-.baby-love-drawing-runtime__saved {
+.baby-love-drawing-runtime__status--saved {
   top: 12%;
-  display: inline-flex;
-  align-items: center;
-  gap: 0.42rem;
-  background: rgba(238, 255, 239, 0.94);
-  color: #2f7d39;
 }
 
 .baby-love-drawing-runtime__left-hand-indicator,