매매 시그널 알림 수정

frontend/src/App.css

@@ -194,24 +194,23 @@ html.theme-blue {
 .tmb-divider {
   width: 1px;
   height: 20px;
-  background: var(--border);
-  margin: 0 8px;
+  background: color-mix(in srgb, var(--border) 90%, var(--text3));
+  margin: 0 6px;
   flex-shrink: 0;
+  align-self: center;
 }
-.tmb-sep {
-  width: 1px;
-  height: 20px;
-  background: var(--border);
+.tmb-divider--nav {
   margin: 0 4px;
-  flex-shrink: 0;
+  height: 18px;
 }
 
 /* 네비게이션 */
 .tmb-nav {
   display: flex;
   align-items: center;
-  gap: 2px;
+  gap: 0;
   flex: 1;
+  min-width: 0;
 }
 .tmb-nav-btn {
   display: inline-flex;
@@ -252,8 +251,7 @@ html.theme-blue {
 .tmb-right {
   display: flex;
   align-items: center;
-  gap: 4px;
-  margin-left: auto;
+  gap: 0;
   flex-shrink: 0;
 }