Name the profile default in the reset wording

poc/public/app.js

@@ -2145,7 +2145,7 @@ function buildProfileSliders() {
         const slider = el("input", { type: "range", min: String(min), max: String(max), step: "1" });
         slider.id = `tts-profile-${key}`;
         slider.dataset.key = key;
-        slider.title = "Double-click to reset to the engine default";
+        slider.title = "Double-click to reset to the profile default";
         const value = el("span", { class: "vk-mono vk-dim", text: "default" });
 
         root.append(
@@ -2200,14 +2200,20 @@ function fillProfileControls() {
         const slider = $(`#tts-profile-${key}`);
         if (!slider) continue;
 
+        const engineDefault = state.profileDefaults?.[key];
+
         if (typeof stored[key] === "number") {
             slider.value = stored[key];
             slider.dataset.dirty = "1";
         } else {
-            const engineDefault = state.profileDefaults?.[key];
             if (typeof engineDefault === "number") slider.value = engineDefault;
             slider.dataset.dirty = "";
         }
+
+        slider.title =
+            typeof engineDefault === "number"
+                ? `Double-click to reset to the profile default (${engineDefault})`
+                : "Double-click to reset to the profile default";
         const value = slider.parentElement?.querySelector(".vk-mono");
         if (value) value.textContent = slider.dataset.dirty === "1" ? slider.value : "default";
     }
@@ -2287,6 +2293,10 @@ function syncVoiceControls(voices, selected) {
     const expressive = !!voice?.supportsExpression;
     state.profileDefaults = voice?.profileDefaults ?? {};
     state.expressionDefault = typeof voice?.expressionDefault === "number" ? voice.expressionDefault : null;
+    $("#tts-expression").title =
+        typeof state.expressionDefault === "number"
+            ? `Double-click to reset to the profile default (${state.expressionDefault})`
+            : "Double-click to reset to the profile default";
     if (expressive) fillProfileControls();
 
     {