improve: enhance promo offers visibility and design

- Move PromoOffersSection higher on dashboard (after subscription card)
- Replace SVG icons with expressive emojis (🏷️ for discounts, 🚀 for test access, 🎁 for general)
- Redesign activate button with gradient, shimmer effect, and hover animation
- Add shadow glow effect to make button more clickable

src/pages/Dashboard.tsx

@@ -421,6 +421,9 @@ export default function Dashboard() {
         </div>
       ) : null}
 
+      {/* Promo Offers - показываем сразу после карточки подписки */}
+      <PromoOffersSection />
+
       {/* Stats Grid */}
       <div className="bento-grid">
         {/* Balance */}
@@ -615,9 +618,6 @@ export default function Dashboard() {
         </div>
       )}
 
-      {/* Promo Offers */}
-      <PromoOffersSection />
-
       {/* Fortune Wheel Banner */}
       {wheelConfig?.is_enabled && (
         <Link to="/wheel" className="bento-card-hover group flex items-center justify-between">