refactor(theming): orange-* → warning-* for promo/highlight semantics

Sweep orange across SubscriptionPurchase/GiftSubscription/PromoOffersSection/
AdminTrafficUsage/AnalyticsTab/withdrawalUtils to warning-* tokens. Stars brand
yellow→orange gradient kept in TopUpAmount.

src/components/PromoOffersSection.tsx

@@ -265,10 +265,10 @@ export default function PromoOffersSection({ className = '' }: PromoOffersSectio
           {availableOffers.map((offer) => (
             <div
               key={offer.id}
-              className="card border-orange-500/30 bg-gradient-to-br from-orange-500/5 to-transparent transition-colors hover:border-orange-500/50"
+              className="card border-warning-500/30 bg-gradient-to-br from-warning-500/5 to-transparent transition-colors hover:border-warning-500/50"
             >
               <div className="flex items-start gap-4">
-                <div className="flex h-12 w-12 flex-shrink-0 items-center justify-center rounded-xl bg-gradient-to-br from-orange-500/30 to-warning-500/20">
+                <div className="flex h-12 w-12 flex-shrink-0 items-center justify-center rounded-xl bg-gradient-to-br from-warning-500/30 to-warning-500/20">
                   {getOfferIcon(offer.effect_type, offer.discount_percent)}
                 </div>
                 <div className="min-w-0 flex-1">
@@ -291,7 +291,7 @@ export default function PromoOffersSection({ className = '' }: PromoOffersSectio
                     <button
                       onClick={() => handleClaim(offer.id)}
                       disabled={claimingId === offer.id}
-                      className="group relative flex w-full items-center justify-center gap-2 overflow-hidden rounded-lg bg-gradient-to-r from-orange-500 to-warning-500 px-5 py-2.5 text-sm font-semibold text-white shadow-lg shadow-orange-500/25 transition-all hover:scale-105 hover:shadow-xl hover:shadow-orange-500/30 active:scale-100 disabled:cursor-not-allowed disabled:opacity-50 disabled:hover:scale-100 sm:w-auto"
+                      className="group relative flex w-full items-center justify-center gap-2 overflow-hidden rounded-lg bg-gradient-to-r from-warning-500 to-warning-500 px-5 py-2.5 text-sm font-semibold text-white shadow-lg shadow-warning-500/25 transition-all hover:scale-105 hover:shadow-xl hover:shadow-warning-500/30 active:scale-100 disabled:cursor-not-allowed disabled:opacity-50 disabled:hover:scale-100 sm:w-auto"
                     >
                       {/* Shimmer effect */}
                       <span className="absolute inset-0 -translate-x-full bg-gradient-to-r from-transparent via-white/20 to-transparent transition-transform duration-1000 group-hover:translate-x-full" />

src/components/admin/AnalyticsTab.tsx

@@ -167,7 +167,7 @@ export function AnalyticsTab() {
             <div className="my-5 border-t border-dark-700/30" />
             <div className="mb-4 flex items-center justify-between">
               <div className="flex items-center gap-2">
-                <svg className="h-4 w-4 text-orange-400" viewBox="0 0 24 24" fill="currentColor">
+                <svg className="h-4 w-4 text-warning-400" viewBox="0 0 24 24" fill="currentColor">
                   <path d="M16 6l2.29 2.29-4.88 4.88-4-4L2 16.59 3.41 18l6-6 4 4 6.3-6.29L22 12V6z" />
                 </svg>
                 <span className="text-sm font-medium text-dark-200">

src/pages/AdminTrafficUsage.tsx

@@ -153,10 +153,10 @@ const RISK_STYLES: Record<RiskLevel, { dot: string; text: string; bar: string; b
     bg: 'bg-warning-400/10',
   },
   high: {
-    dot: 'bg-orange-400',
-    text: 'text-orange-400',
-    bar: 'bg-orange-400',
-    bg: 'bg-orange-400/10',
+    dot: 'bg-warning-400',
+    text: 'text-warning-400',
+    bar: 'bg-warning-400',
+    bg: 'bg-warning-400/10',
   },
   critical: {
     dot: 'bg-error-400 animate-pulse',

src/pages/GiftSubscription.tsx

@@ -711,10 +711,10 @@ function BuyTabContent({
 
       {/* Active discount banner */}
       {config.active_discount_percent != null && config.active_discount_percent > 0 && (
-        <div className="flex items-center gap-3 rounded-xl border border-orange-500/30 bg-orange-500/10 p-3">
-          <div className="flex h-8 w-8 shrink-0 items-center justify-center rounded-full bg-orange-500/20">
+        <div className="flex items-center gap-3 rounded-xl border border-warning-500/30 bg-warning-500/10 p-3">
+          <div className="flex h-8 w-8 shrink-0 items-center justify-center rounded-full bg-warning-500/20">
             <svg
-              className="h-4 w-4 text-orange-400"
+              className="h-4 w-4 text-warning-400"
               fill="none"
               viewBox="0 0 24 24"
               stroke="currentColor"
@@ -725,7 +725,7 @@ function BuyTabContent({
               <path d="M9.813 15.904L9 18.75l-.813-2.846a4.5 4.5 0 00-3.09-3.09L2.25 12l2.846-.813a4.5 4.5 0 003.09-3.09L9 5.25l.813 2.846a4.5 4.5 0 003.09 3.09L15.75 12l-2.846.813a4.5 4.5 0 00-3.09 3.09z" />
             </svg>
           </div>
-          <div className="text-sm font-medium text-orange-400">
+          <div className="text-sm font-medium text-warning-400">
             {t('promo.discountApplied')} -{config.active_discount_percent}%
           </div>
         </div>

src/pages/SubscriptionPurchase.tsx

@@ -906,7 +906,7 @@ export default function SubscriptionPurchase() {
                                       className={`rounded px-1.5 py-0.5 text-xs ${
                                         promoDaily.isPromoGroup
                                           ? 'bg-success-500/20 text-success-400'
-                                          : 'bg-orange-500/20 text-orange-400'
+                                          : 'bg-warning-500/20 text-warning-400'
                                       }`}
                                     >
                                       -{promoDaily.percent}%
@@ -938,7 +938,7 @@ export default function SubscriptionPurchase() {
                                       className={`rounded px-1.5 py-0.5 text-xs ${
                                         promoPeriod.isPromoGroup
                                           ? 'bg-success-500/20 text-success-400'
-                                          : 'bg-orange-500/20 text-orange-400'
+                                          : 'bg-warning-500/20 text-warning-400'
                                       }`}
                                     >
                                       -{promoPeriod.percent}%
@@ -1172,7 +1172,7 @@ export default function SubscriptionPurchase() {
                                 {displayDiscount && displayDiscount > 0 && (
                                   <div
                                     className={`absolute -right-2 -top-2 rounded-full px-2 py-0.5 text-xs font-medium text-white ${
-                                      promoPeriod.isPromoGroup ? 'bg-success-500' : 'bg-orange-500'
+                                      promoPeriod.isPromoGroup ? 'bg-success-500' : 'bg-warning-500'
                                     }`}
                                   >
                                     -{displayDiscount}%
@@ -1317,7 +1317,7 @@ export default function SubscriptionPurchase() {
                                                 className={`rounded px-1.5 py-0.5 text-xs ${
                                                   promoCustom.isPromoGroup
                                                     ? 'bg-success-500/20 text-success-400'
-                                                    : 'bg-orange-500/20 text-orange-400'
+                                                    : 'bg-warning-500/20 text-warning-400'
                                                 }`}
                                               >
                                                 -{promoCustom.percent}%
@@ -1538,8 +1538,8 @@ export default function SubscriptionPurchase() {
                               </div>
 
                               {promoPeriod.percent && (
-                                <div className="mb-4 flex items-center justify-center gap-2 rounded-lg border border-orange-500/30 bg-orange-500/10 p-2">
-                                  <span className="text-sm font-medium text-orange-400">
+                                <div className="mb-4 flex items-center justify-center gap-2 rounded-lg border border-warning-500/30 bg-warning-500/10 p-2">
+                                  <span className="text-sm font-medium text-warning-400">
                                     {t('promo.discountApplied')} -{promoPeriod.percent}%
                                   </span>
                                 </div>
@@ -1695,7 +1695,7 @@ export default function SubscriptionPurchase() {
                         {promoPeriod.percent && promoPeriod.percent > 0 && (
                           <div
                             className={`absolute right-2 top-2 z-10 rounded-full px-2 py-0.5 text-xs font-medium text-white shadow-sm ${
-                              promoPeriod.isPromoGroup ? 'bg-success-500' : 'bg-orange-500'
+                              promoPeriod.isPromoGroup ? 'bg-success-500' : 'bg-warning-500'
                             }`}
                           >
                             -{promoPeriod.percent}%
@@ -1741,7 +1741,7 @@ export default function SubscriptionPurchase() {
                         {promoTraffic.percent && promoTraffic.percent > 0 && (
                           <div
                             className={`absolute right-2 top-2 z-10 rounded-full px-2 py-0.5 text-xs font-medium text-white shadow-sm ${
-                              promoTraffic.isPromoGroup ? 'bg-success-500' : 'bg-orange-500'
+                              promoTraffic.isPromoGroup ? 'bg-success-500' : 'bg-warning-500'
                             }`}
                           >
                             -{promoTraffic.percent}%
@@ -1795,7 +1795,7 @@ export default function SubscriptionPurchase() {
                           {promoServer.percent && promoServer.percent > 0 ? (
                             <div
                               className={`absolute right-2 top-2 z-10 rounded-full px-2 py-0.5 text-xs font-medium text-white shadow-sm ${
-                                promoServer.isPromoGroup ? 'bg-success-500' : 'bg-orange-500'
+                                promoServer.isPromoGroup ? 'bg-success-500' : 'bg-warning-500'
                               }`}
                             >
                               -{promoServer.percent}%
@@ -1894,9 +1894,9 @@ export default function SubscriptionPurchase() {
                   ) : preview ? (
                     <div className="space-y-4 rounded-xl bg-dark-800/50 p-5">
                       {activeDiscount?.is_active && activeDiscount.discount_percent && (
-                        <div className="flex items-center justify-center gap-2 rounded-lg border border-orange-500/30 bg-orange-500/10 p-3">
+                        <div className="flex items-center justify-center gap-2 rounded-lg border border-warning-500/30 bg-warning-500/10 p-3">
                           <svg
-                            className="h-4 w-4 text-orange-400"
+                            className="h-4 w-4 text-warning-400"
                             fill="none"
                             viewBox="0 0 24 24"
                             stroke="currentColor"
@@ -1908,7 +1908,7 @@ export default function SubscriptionPurchase() {
                               d="M9.813 15.904L9 18.75l-.813-2.846a4.5 4.5 0 00-3.09-3.09L2.25 12l2.846-.813a4.5 4.5 0 003.09-3.09L9 5.25l.813 2.846a4.5 4.5 0 003.09 3.09L15.75 12l-2.846.813a4.5 4.5 0 00-3.09 3.09z"
                             />
                           </svg>
-                          <span className="text-sm font-medium text-orange-400">
+                          <span className="text-sm font-medium text-warning-400">
                             {t('promo.discountApplied')} -{activeDiscount.discount_percent}%
                           </span>
                         </div>

src/utils/withdrawalUtils.ts

@@ -64,7 +64,8 @@ export function getRiskColor(score: number): { text: string; bg: string; bar: st
     return { text: 'text-success-400', bg: 'bg-success-500/20', bar: 'bg-success-500' };
   if (score < 50)
     return { text: 'text-warning-400', bg: 'bg-warning-500/20', bar: 'bg-warning-500' };
-  if (score < 70) return { text: 'text-orange-400', bg: 'bg-orange-500/20', bar: 'bg-orange-500' };
+  if (score < 70)
+    return { text: 'text-warning-400', bg: 'bg-warning-500/20', bar: 'bg-warning-500' };
   return { text: 'text-error-400', bg: 'bg-error-500/20', bar: 'bg-error-500' };
 }
 
@@ -75,7 +76,7 @@ export function getRiskLevelColor(level: string): { text: string; bg: string } {
     case 'medium':
       return { text: 'text-warning-400', bg: 'bg-warning-500/20' };
     case 'high':
-      return { text: 'text-orange-400', bg: 'bg-orange-500/20' };
+      return { text: 'text-warning-400', bg: 'bg-warning-500/20' };
     case 'critical':
       return { text: 'text-error-400', bg: 'bg-error-500/20' };
     default: