diff --git a/frontend/components/account/AccountCenter.tsx b/frontend/components/account/AccountCenter.tsx
index 705f6ef3..dae95610 100644
--- a/frontend/components/account/AccountCenter.tsx
+++ b/frontend/components/account/AccountCenter.tsx
@@ -63,10 +63,6 @@ import {
 import { createAccountCopy } from "./account-copy";
 import { resetWalletConnectProvider } from "./wallet";
 import { useAccountPayment } from "./useAccountPayment";
-import {
-  isTelegramPrivateGroupPriceEligible,
-  telegramPrivateGroupAmountUsdc,
-} from "./telegram-pricing";
 
 // --- Main Component ---
 
@@ -437,12 +433,14 @@ export function AccountCenter() {
         { plan_code: "pro_monthly", plan_id: 101, amount_usdc: "29.9", duration_days: 30 },
         { plan_code: "pro_quarterly", plan_id: 102, amount_usdc: "79.9", duration_days: 90 },
       ];
-  const privateTelegramGroupPriceActive = isTelegramPrivateGroupPriceEligible(
-    backend?.telegram_pricing,
-  );
-  const privateTelegramGroupAmount = telegramPrivateGroupAmountUsdc(
-    backend?.telegram_pricing,
-  );
+  const selectedPlanDurationDays = Number(selectedPlan?.duration_days || 30);
+  const overlayPlanLabel =
+    selectedPlanCode === "pro_quarterly"
+      ? copy.quarterlyPlan
+      : copy.monthlyPlan;
+  const overlayPeriodLabel = isEn
+    ? `/ ${selectedPlanDurationDays} days`
+    : `/ ${selectedPlanDurationDays} 天`;
   const referral = backend?.referral;
   const referralCode = String(referral?.code || "").trim();
   const appliedReferralCode = String(referral?.applied_code || "").trim();
@@ -915,6 +913,8 @@ export function AccountCenter() {
               <UnlockProOverlay
                 points={totalPoints}
                 planPriceUsd={billing.planAmount}
+                planLabel={overlayPlanLabel}
+                periodLabel={overlayPeriodLabel}
                 usePoints={usePoints}
                 onToggleUsePoints={() => setUsePoints((prev) => !prev)}
                 billing={{
@@ -932,6 +932,7 @@ export function AccountCenter() {
                 payBusy={paymentBusy}
                 payLabel={hasPayingWallet ? copy.payNow : copy.connectAndPay}
                 manualPayLabel="手动转账"
+                locale={locale}
                 errorText={paymentError || undefined}
                 infoText={paymentInfo || undefined}
                 txHash={lastTxHash || undefined}
@@ -1112,13 +1113,6 @@ export function AccountCenter() {
                           const code = String(plan.plan_code || "");
                           const active = code === selectedPlanCode;
                           const isQuarterly = code === "pro_quarterly";
-                          const isPrivateGroupMonthly = Boolean(
-                            code === "pro_monthly" &&
-                              privateTelegramGroupPriceActive &&
-                              privateTelegramGroupAmount &&
-                              Number(plan.amount_usdc) ===
-                                Number(privateTelegramGroupAmount),
-                          );
                           return (
                             <button
                               type="button"
@@ -1135,9 +1129,7 @@ export function AccountCenter() {
                                 <span>
                                   {isQuarterly
                                     ? copy.quarterlyPlan
-                                    : isPrivateGroupMonthly
-                                      ? copy.privateGroupMonthlyPlan
-                                      : copy.monthlyPlan}
+                                    : copy.monthlyPlan}
                                 </span>
                                 <span>{plan.amount_usdc} USDC</span>
                               </div>
diff --git a/frontend/components/account/__tests__/paymentReferralPricing.test.ts b/frontend/components/account/__tests__/paymentReferralPricing.test.ts
index 210a7968..d81cbb89 100644
--- a/frontend/components/account/__tests__/paymentReferralPricing.test.ts
+++ b/frontend/components/account/__tests__/paymentReferralPricing.test.ts
@@ -27,6 +27,10 @@ export function runTests() {
     path.join(projectRoot, "components", "account", "useBilling.ts"),
     "utf8",
   );
+  const unlockProOverlay = fs.readFileSync(
+    path.join(projectRoot, "components", "subscription", "UnlockProOverlay.tsx"),
+    "utf8",
+  );
   const telegramPricing = fs.readFileSync(
     path.join(projectRoot, "components", "account", "telegram-pricing.ts"),
     "utf8",
@@ -76,20 +80,30 @@ export function runTests() {
       !telegramPricing.includes("is_group_member") &&
       useAccountPayment.includes('=== "pro_monthly"') &&
       useAccountPayment.includes("amount_usdc: telegramAmountUsdc"),
-    "account payment plan cards must only display the 5 USDC private Telegram group monthly price after private /bind verification",
+    "account payment plan cards must only display the 5 USDC discounted monthly price after verified /bind eligibility",
   );
   assert(
     useBilling.includes("telegramGroupPriceApplies") &&
       useBilling.includes("isTelegramPrivateGroupPriceEligible") &&
       useBilling.includes("backend?.telegram_pricing") &&
       useBilling.includes("!telegramGroupPriceApplies"),
-    "billing must not let referral first-month pricing override the lower private Telegram group monthly price",
+    "billing must not let referral first-month pricing override the lower verified monthly price",
   );
   assert(
-    accountCenter.includes("privateGroupMonthlyPlan") &&
-      accountCopy.includes("Private group monthly") &&
-      accountCopy.includes("私密群月付"),
-    "account plan card must label the 5 USDC price as a private Telegram group monthly price",
+    !accountCenter.includes(["private", "Group", "Monthly", "Plan"].join("")) &&
+      !accountCopy.includes(["Private", "group", "monthly"].join(" ")) &&
+      !accountCopy.includes(["私", "密", "群", "月", "付"].join("")),
+    "account plan card and checkout overlay should not expose a separate discounted monthly label",
+  );
+  assert(
+    accountCenter.includes("overlayPlanLabel") &&
+      accountCenter.includes("overlayPeriodLabel") &&
+      !accountCenter.includes(`copy.${["private", "Group", "Monthly", "Plan"].join("")}`) &&
+      unlockProOverlay.includes("planLabel") &&
+      unlockProOverlay.includes("USDC") &&
+      !unlockProOverlay.includes("<span className={s.price}>${planPriceUsd.toFixed(2)}</span>") &&
+      !unlockProOverlay.includes('<span className={s.summaryUnit}>USD</span>'),
+    "checkout overlay must display payment amounts as USDC without exposing the discounted-price source label",
   );
   assert(
     types.includes("ReferralSummary") &&
diff --git a/frontend/components/account/account-copy.ts b/frontend/components/account/account-copy.ts
index 2a279d12..12ba113b 100644
--- a/frontend/components/account/account-copy.ts
+++ b/frontend/components/account/account-copy.ts
@@ -63,7 +63,6 @@ export function createAccountCopy(isEn: boolean): Record<string, string> {
       paymentMgmt: isEn ? "Payment Management" : "支付管理",
       proPlan: isEn ? "Pro Plan" : "Pro 套餐",
       monthlyPlan: isEn ? "Monthly" : "月付",
-      privateGroupMonthlyPlan: isEn ? "Private group monthly" : "私密群月付",
       quarterlyPlan: isEn ? "Quarterly" : "季度",
       trialBadge: isEn ? "3-day trial" : "3天试用",
       trialPaidGroupLocked: isEn
diff --git a/frontend/components/dashboard/scan-terminal/TemperatureChartCanvas.tsx b/frontend/components/dashboard/scan-terminal/TemperatureChartCanvas.tsx
index 389259e4..b4b49b7d 100644
--- a/frontend/components/dashboard/scan-terminal/TemperatureChartCanvas.tsx
+++ b/frontend/components/dashboard/scan-terminal/TemperatureChartCanvas.tsx
@@ -331,7 +331,7 @@ function TemperatureChartCanvasComponent({
                   payload={props.payload as ReadonlyArray<{ payload?: Record<string, any> }> | undefined}
                   data={zoomedData}
                   series={activeSeries}
-                  probabilityOverlay={null}
+                  probabilityOverlay={probabilityOverlay}
                   tempSymbol={tempSymbol}
                   isEn={isEn}
                 />
diff --git a/frontend/components/dashboard/scan-terminal/TemperatureTooltipContent.tsx b/frontend/components/dashboard/scan-terminal/TemperatureTooltipContent.tsx
index 80a26da1..67ed3b00 100644
--- a/frontend/components/dashboard/scan-terminal/TemperatureTooltipContent.tsx
+++ b/frontend/components/dashboard/scan-terminal/TemperatureTooltipContent.tsx
@@ -123,10 +123,31 @@ function buildTooltipProbabilityRows(
   tempSymbol: string,
   isEn: boolean,
 ): TooltipProbabilityRow[] {
-  void probabilityOverlay;
-  void tempSymbol;
-  void isEn;
-  return [];
+  if (!probabilityOverlay) return [];
+  const rows: TooltipProbabilityRow[] = [];
+  const mu = validNumber(probabilityOverlay.muLine?.value);
+  if (mu !== null) {
+    rows.push({
+      key: "legacy_probability_mu",
+      label: isEn ? "Gaussian μ" : "高斯 μ",
+      value: `${mu.toFixed(1)}${tempSymbol}`,
+      color: "#8b5cf6",
+    });
+  }
+
+  const topBand = [...probabilityOverlay.bands]
+    .filter((band) => validNumber(band.probability) !== null)
+    .sort((a, b) => b.probability - a.probability)[0];
+  if (topBand) {
+    const probabilityPct = Math.round(topBand.probability * 100);
+    rows.push({
+      key: topBand.key,
+      label: topBand.label,
+      value: `${probabilityPct}%`,
+      color: "#a78bfa",
+    });
+  }
+  return rows;
 }
 
 export const __buildTemperatureTooltipRowsForTest = buildTooltipRows;
diff --git a/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts b/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts
index 50be50d4..6012b83a 100644
--- a/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts
+++ b/frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts
@@ -1660,7 +1660,7 @@ export function runTests() {
   const firstBand = bandPoints[0].runway_band;
   assert(Array.isArray(firstBand) && firstBand[0] === 24.0 && firstBand[1] === 26.0, "runway_band tuple values should match input limits");
 
-  // ── Legacy Gaussian probability data should not render as a visible chart overlay ──
+  // ── Legacy Gaussian probability data should be available as compact tooltip context only ──
   const gaussianOverlayChart = __buildTemperatureChartDataForTest(
     {
       city: "toronto",
@@ -1688,9 +1688,13 @@ export function runTests() {
   ) as any;
 
   const gaussianOverlay = gaussianOverlayChart.probabilityOverlay;
-  assert(gaussianOverlay === null, "legacy Gaussian probabilities should not create visible chart overlays");
+  assert(
+    gaussianOverlay?.muLine?.label === "Gaussian μ 27.4°C" &&
+      gaussianOverlay.bands.length === 3,
+    "legacy Gaussian probabilities should remain available for compact tooltip context",
+  );
   assert(
     !gaussianOverlayChart.series.some((series: any) => String(series.key || "").includes("probability")),
-    "legacy Gaussian probability distribution should not be rendered as a time-series line",
+    "legacy Gaussian probability distribution should not be rendered as a time-series line on the main chart",
   );
 }
diff --git a/frontend/components/dashboard/scan-terminal/__tests__/temperatureTooltipContent.test.ts b/frontend/components/dashboard/scan-terminal/__tests__/temperatureTooltipContent.test.ts
index 8d881a54..8500b8a4 100644
--- a/frontend/components/dashboard/scan-terminal/__tests__/temperatureTooltipContent.test.ts
+++ b/frontend/components/dashboard/scan-terminal/__tests__/temperatureTooltipContent.test.ts
@@ -1,3 +1,7 @@
+import {
+  readFileSync,
+} from "node:fs";
+import path from "node:path";
 import {
   __buildTemperatureTooltipProbabilityRowsForTest,
   __buildTemperatureTooltipRowsForTest,
@@ -73,7 +77,23 @@ export function runTests() {
   );
 
   assert(
-    probabilityRows.length === 0,
-    "temperature tooltip should not show Gaussian μ or probability-band rows",
+    probabilityRows.length === 2,
+    "temperature tooltip should show Gaussian μ and the leading probability bucket as compact context",
+  );
+  assert(
+    probabilityRows.some((row) => row.key === "legacy_probability_mu" && row.value === "27.4°C") &&
+      probabilityRows.some((row) => row.key === "legacy_probability_27_0" && row.value === "42%"),
+    "temperature tooltip should format Gaussian μ and probability values without drawing a full probability band on the main chart",
+  );
+
+  const projectRoot = process.cwd();
+  const chartCanvasSource = readFileSync(
+    path.join(projectRoot, "components", "dashboard", "scan-terminal", "TemperatureChartCanvas.tsx"),
+    "utf8",
+  );
+  assert(
+    chartCanvasSource.includes("probabilityOverlay={probabilityOverlay}") &&
+      !chartCanvasSource.includes("probabilityOverlay={null}"),
+    "temperature chart canvas must pass probability overlay data into the tooltip instead of hiding Gaussian μ",
   );
 }
diff --git a/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts b/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts
index 5c1b3719..3e4cadc3 100644
--- a/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts
+++ b/frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts
@@ -2179,9 +2179,9 @@ function buildFullDayChartData(
     return point;
   });
 
-  // Keep probability data in the payload for market views, but do not draw
-  // legacy Gaussian bands on the live temperature chart.
-  const probabilityOverlay = null;
+  // Keep legacy Gaussian data as compact tooltip context. It is not rendered
+  // as a time-series line on the live temperature chart.
+  const probabilityOverlay = buildLegacyGaussianProbabilityOverlay(row, hourly);
 
   return { data, series, probabilityOverlay };
 }
diff --git a/frontend/components/landing/InstitutionalLandingPage.tsx b/frontend/components/landing/InstitutionalLandingPage.tsx
index 267bb3db..94a3576d 100644
--- a/frontend/components/landing/InstitutionalLandingPage.tsx
+++ b/frontend/components/landing/InstitutionalLandingPage.tsx
@@ -645,8 +645,8 @@ function InstitutionalLandingScreen({ locale }: { locale: LandingLocale }) {
                 </h3>
                 <p className="mt-3 flex-1 text-sm leading-7 text-slate-600">
                   {isEn
-                    ? "For private groups that need shared access, Telegram workflow support, and manual onboarding."
-                    : "面向需要共享权限、Telegram 工作流支持和人工开通的私密团队。"}
+                    ? "For teams that need shared access, Telegram workflow support, and manual onboarding."
+                    : "面向需要共享权限、Telegram 工作流支持和人工开通的团队。"}
                 </p>
                 <div className="mt-7 rounded-md border border-slate-200 bg-white px-4 py-3 text-xs font-semibold text-slate-600">
                   {isEn
diff --git a/frontend/components/subscription/UnlockProOverlay.tsx b/frontend/components/subscription/UnlockProOverlay.tsx
index 67084d9e..4dd85ddc 100644
--- a/frontend/components/subscription/UnlockProOverlay.tsx
+++ b/frontend/components/subscription/UnlockProOverlay.tsx
@@ -37,6 +37,8 @@ export type UnlockProBilling = {
 type UnlockProOverlayProps = {
   points: number;
   planPriceUsd: number;
+  planLabel?: string;
+  periodLabel?: string;
   usePoints: boolean;
   billing: UnlockProBilling;
   onToggleUsePoints: () => void;
@@ -56,6 +58,11 @@ type UnlockProOverlayProps = {
   paymentTokenLabel?: string;
 };
 
+function formatUsdcAmount(value: number) {
+  if (!Number.isFinite(value)) return "0";
+  return value.toFixed(2).replace(/\.?0+$/, "");
+}
+
 const FEATURES = {
   "zh-CN": [
     "市场扫描台 + V4-Pro 深度复核",
@@ -74,6 +81,8 @@ const FEATURES = {
 export function UnlockProOverlay({
   points,
   planPriceUsd,
+  planLabel,
+  periodLabel,
   usePoints,
   billing,
   onToggleUsePoints,
@@ -95,6 +104,13 @@ export function UnlockProOverlay({
   const isEn = locale === "en-US";
   const canUsePoints = billing.pointsEnabled && billing.isEligible;
   const featureList = FEATURES[locale] ?? FEATURES["zh-CN"];
+  const currencyLabel = "USDC";
+  const formattedPlanPrice = formatUsdcAmount(planPriceUsd);
+  const formattedFinalPrice = formatUsdcAmount(billing.finalPrice);
+  const formattedDiscount = formatUsdcAmount(billing.discountAmount);
+  const formattedMaxDiscount = formatUsdcAmount(billing.maxDiscountUsd);
+  const resolvedPlanLabel = planLabel || "Standard Pro";
+  const resolvedPeriodLabel = periodLabel || (isEn ? "/ 30 days" : "/ 30 天");
   const finalPayLabel =
     payLabel || (isEn ? "Subscribe & Activate" : "立即订阅并激活服务");
 
@@ -106,6 +122,8 @@ export function UnlockProOverlay({
   const redeemableUsdNow = billing.pointsEnabled
     ? Math.min(maxDiscountUsdInt, Math.floor(points / Math.max(1, billing.pointsPerUsd)))
     : 0;
+  const formattedRedeemableNow = formatUsdcAmount(redeemableUsdNow);
+  const formattedMaxDiscountInt = formatUsdcAmount(maxDiscountUsdInt);
   const progressPct = billing.pointsEnabled
     ? Math.min(100, Math.round((points / maxPointsForFullDiscount) * 100))
     : 0;
@@ -155,7 +173,7 @@ export function UnlockProOverlay({
         <div className={s.planCard}>
           <span className={s.planChip}>
             <Zap size={10} />
-            Standard Pro
+            {resolvedPlanLabel}
           </span>
 
           <div
@@ -166,8 +184,8 @@ export function UnlockProOverlay({
               marginTop: 12,
             }}
           >
-            <span className={s.price}>${planPriceUsd.toFixed(2)}</span>
-            <span className={s.priceSuffix}>/ {isEn ? "mo" : "月"}</span>
+            <span className={s.price}>{formattedPlanPrice}</span>
+            <span className={s.priceSuffix}>{currencyLabel} {resolvedPeriodLabel}</span>
           </div>
 
           <ul className={s.featureList}>
@@ -217,24 +235,24 @@ export function UnlockProOverlay({
               <span
                 className={`${s.discount} ${usePoints ? s.discountActive : ""}`}
               >
-                -${billing.discountAmount.toFixed(2)}
+                -{formattedDiscount}
               </span>
-              <span className={s.discountSuffix}>{isEn ? "off" : "减免"}</span>
+              <span className={s.discountSuffix}>{currencyLabel}</span>
             </div>
 
             <p className={s.pointsNote}>
               {usePoints
                 ? isEn
-                  ? `Using ${billing.pointsUsed} pts · saves $${billing.discountAmount.toFixed(2)}`
-                  : `已消耗 ${billing.pointsUsed} 积分 · 省 $${billing.discountAmount.toFixed(2)}`
+                  ? `Using ${billing.pointsUsed} pts · saves ${formattedDiscount} ${currencyLabel}`
+                  : `已消耗 ${billing.pointsUsed} 积分 · 省 ${formattedDiscount} ${currencyLabel}`
                 : isEn
-                  ? `Toggle to save up to $${billing.maxDiscountUsd.toFixed(2)}`
-                  : `开启可最多抵扣 $${billing.maxDiscountUsd.toFixed(2)}`}
+                  ? `Toggle to save up to ${formattedMaxDiscount} ${currencyLabel}`
+                  : `开启可最多抵扣 ${formattedMaxDiscount} ${currencyLabel}`}
             </p>
             <p className={s.pointsNote}>
               {isEn
-                ? `Now redeemable: $${redeemableUsdNow.toFixed(0)} / $${maxDiscountUsdInt.toFixed(0)}`
-                : `当前可抵：${redeemableUsdNow.toFixed(0)}U / ${maxDiscountUsdInt.toFixed(0)}U`}
+                ? `Now redeemable: ${formattedRedeemableNow} / ${formattedMaxDiscountInt} ${currencyLabel}`
+                : `当前可抵：${formattedRedeemableNow} / ${formattedMaxDiscountInt} ${currencyLabel}`}
             </p>
 
             <div className={s.pointsBalance}>
@@ -276,8 +294,8 @@ export function UnlockProOverlay({
                   ? "Points redemption is unavailable for this plan."
                   : "当前套餐暂不支持积分抵扣。"
                 : isEn
-                  ? `Starts at ${billing.pointsPerUsd} pts, ${billing.pointsPerUsd} pts per $1, up to $${maxDiscountUsdInt}. You have: ${points}`
-                  : `满 ${billing.pointsPerUsd} 分起兑，每 ${billing.pointsPerUsd} 分抵 1U，最多抵 ${maxDiscountUsdInt}U。当前 ${points} 分`}
+                  ? `Starts at ${billing.pointsPerUsd} pts, ${billing.pointsPerUsd} pts per 1 ${currencyLabel}, up to ${formattedMaxDiscountInt} ${currencyLabel}. You have: ${points}`
+                  : `满 ${billing.pointsPerUsd} 分起兑，每 ${billing.pointsPerUsd} 分抵 1 ${currencyLabel}，最多抵 ${formattedMaxDiscountInt} ${currencyLabel}。当前 ${points} 分`}
             </p>
 
             {billing.pointsEnabled && (
@@ -288,8 +306,8 @@ export function UnlockProOverlay({
                   </span>
                   <span>
                     {isEn
-                      ? `$${redeemableUsdNow.toFixed(0)} / $${maxDiscountUsdInt.toFixed(0)}`
-                      : `${redeemableUsdNow.toFixed(0)}U / ${maxDiscountUsdInt.toFixed(0)}U`}
+                      ? `${formattedRedeemableNow} / ${formattedMaxDiscountInt} ${currencyLabel}`
+                      : `${formattedRedeemableNow} / ${formattedMaxDiscountInt} ${currencyLabel}`}
                   </span>
                 </div>
                 <div className={s.progressTrack}>
@@ -341,15 +359,15 @@ export function UnlockProOverlay({
             )}
             {billing.discountAmount > 0 && usePoints && (
               <p className={s.summaryOriginal}>
-                ${planPriceUsd.toFixed(2)} USD
+                {formattedPlanPrice} {currencyLabel}
               </p>
             )}
           </div>
           <div className={s.summaryAmount}>
             <span className={s.summaryPrice}>
-              ${billing.finalPrice.toFixed(2)}
+              {formattedFinalPrice}
             </span>
-            <span className={s.summaryUnit}>USD</span>
+            <span className={s.summaryUnit}>{currencyLabel}</span>
           </div>
         </div>