Always show logout and render a single underlying text label.

Move exit next to the theme toggle so it remains visible when APP_AUTH_DISABLED=true; PO select shows only ETH or BTC copy.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/common/static/hedge_plan.js

@@ -76,15 +76,15 @@
     const opt = state.optionUnderly || "ETH";
     const perp = state.perpUnderly || opt;
     const modeLabel = root.getAttribute("data-po-mode-label") || poMode;
-    // 实例模式锁定:手动选约只显示一种标的(不展示 ETH/BTC 双钮)
+    // 实例模式锁定:手动选约只显示一种标的文案(ETH 或 BTC;跨币写 BTC→ETH)
     const single = $("hp-uly-single");
     if (single) {
       single.textContent = crossAsset ? opt + "→" + perp : opt;
-      single.title = "由 HEDGE_PO_MODE 锁定(" + modeLabel + "),不可页内切换";
+      single.title = "本实例模式 " + modeLabel + "，标的固定不可切换";
     }
-    document.querySelectorAll(".hp-uly-btn").forEach(function (b) {
-      b.hidden = true;
-      b.disabled = true;
+    // 彻底去掉永期页残留双钮(若有)
+    document.querySelectorAll("#hp-tab-perp_options .hp-uly-btn, #hp-po-layout .hp-uly-btn").forEach(function (b) {
+      b.remove();
     });
     const badge = $("hp-po-mode-badge");
     if (badge) {

lib/common/static/instance_theme.css

@@ -3635,42 +3635,50 @@ html[data-theme="light"] .opt-be-dist-down {
 .hedge-plan-page-wrap .hp-uly-lock {
   display: inline-flex;
   gap: 6px;
-  align-items: center;
+  align-items: baseline;
+  margin-right: 4px;
+  user-select: none;
+}
+.hedge-plan-page-wrap .hp-uly-lab {
+  font-size: 0.82rem;
 }
 .hedge-plan-page-wrap .hp-uly-single {
+  font-size: 0.95rem;
+  font-weight: 700;
+  letter-spacing: 0.04em;
+  color: #e8eeff;
+  border: none;
+  background: none;
+  padding: 0;
+  cursor: default;
+}
+.hedge-plan-page-wrap .hp-uly-lock .hp-uly-btn {
+  display: none !important;
+}
+.instance-header-toolbar-end .header-logout-btn {
   display: inline-flex;
   align-items: center;
-  justify-content: center;
-  min-width: 3.2rem;
-  padding: 6px 12px;
+  margin-left: 8px;
+  padding: 5px 12px;
   border: 1px solid #3a4a6e;
   border-radius: 8px;
   background: #1a2238;
   color: #dbe4ff;
-  font-weight: 600;
-  font-size: 0.88rem;
-  letter-spacing: 0.03em;
-  cursor: default;
-  user-select: none;
+  text-decoration: none;
+  font-size: 0.85rem;
+  white-space: nowrap;
 }
-.hedge-plan-page-wrap .hp-uly-lock .hp-uly-btn:disabled {
-  opacity: 0.75;
-  cursor: not-allowed;
-}
-.top-nav-logout {
-  grid-column: 1;
-  justify-self: start;
-  align-self: center;
-}
-html[data-theme="light"] .top-nav-logout {
-  color: #334;
-  background: #f3f5fa;
-  border-color: #c5cddf;
+.instance-header-toolbar-end .header-logout-btn:hover {
+  border-color: #6a7fb0;
+  color: #fff;
 }
 html[data-theme="light"] .hedge-plan-page-wrap .hp-uly-single {
+  color: #1a2438;
+}
+html[data-theme="light"] .instance-header-toolbar-end .header-logout-btn {
   background: #eef1f8;
   border-color: #c5cddf;
-  color: #1a2438;
+  color: #334;
 }
 .hedge-plan-page-wrap .hp-po-gate-inline {
   font-size: 0.82rem;