fix: 优化电脑端弹窗尺寸并彻底修复系统更新排队调度卡死问题

web-next/src/styles/theme.css

@@ -409,7 +409,47 @@ input:focus-visible, textarea:focus-visible, select:focus-visible {
 @keyframes tn-page-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
 @keyframes tn-app-enter { from { opacity: 0; } to { opacity: 1; } }
 @keyframes tn-auth-page-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
-.t-dialog { border: 1px solid var(--tn-border); border-radius: 4px; box-shadow: 0 18px 42px rgba(8, 47, 118, .18); }
+.t-dialog {
+  border: 1px solid var(--tn-border);
+  border-radius: 4px;
+  box-shadow: 0 18px 42px rgba(8, 47, 118, .18);
+  width: 560px;
+  max-width: calc(100vw - 32px);
+}
+@media (min-width: 901px) {
+  .t-dialog {
+    width: 580px;
+  }
+  .t-dialog.tn-dialog-medium {
+    width: 680px !important;
+  }
+  .t-dialog.tn-dialog-large {
+    width: 820px !important;
+  }
+  .t-dialog.tn-dialog-xlarge {
+    width: 960px !important;
+  }
+}
+.tn-queued-runtime-notice {
+  background: var(--tn-surface);
+  border: 1px solid var(--tn-border);
+  border-radius: 4px;
+  padding: 12px 14px;
+  margin-top: 12px;
+}
+.tn-queued-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+  margin-bottom: 4px;
+  font-weight: 500;
+  color: var(--tn-navy-900);
+}
+.tn-queued-header span {
+  font-size: 13.5px;
+}
+
 /* TDesign Dialog global no-icon & pure baseline typography normalization */
 .t-dialog__header .t-icon:not(.t-icon-close),
 .t-dialog__body .t-icon,