优化: drainQueue并发互斥+deep watch指纹+前端打磨

src/views/ProjectDetail.vue

@@ -1508,8 +1508,7 @@ onUnmounted(() => {
   color: var(--df-accent);
   border-color: var(--df-accent);
 }
-/* 已暂缓状态 badge */
-.status-deferred { background: rgba(255,193,7,0.15); color: #f0a030; }
+/* 状态色类已全局化至 components.css，scoped 不重复定义 */
 
 /* A2[PD-P1-3]:工作流日志「全局事件」标注(次要小字标签) */
 .global-event-tag {
@@ -1561,11 +1560,9 @@ onUnmounted(() => {
 .task-card:last-child { border-bottom: none; }
 .task-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
 .task-title { font-size: 14px; font-weight: 500; color: var(--df-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
-.task-status { font-size: 11px; padding: 2px 8px; border-radius: var(--df-radius-xs); }
-.status-done { background: rgba(100,255,218,0.15); color: var(--df-success); }
+.task-status { font-size: 11px; padding: 4px 10px; border-radius: var(--df-radius-sm); }
+/* 状态色类已全局化至 components.css;此处仅保留本视图特有的进度覆盖 */
 .status-progress { background: var(--df-accent-soft); color: var(--df-accent); }
-.status-review { background: rgba(255,217,61,0.15); color: var(--df-warning); }
-.status-todo { background: rgba(90,99,128,0.2); color: var(--df-text-dim); }
 
 .task-branch {
   display: flex;