feat: UX game — stats live, production détaillée, prestige visible, badge achievements

- Click-zone : production/s, puissance ponte, multiplicateur toujours visibles
- GeneratorShop : production totale en header, prod individuelle par générateur
- PrestigePanel : toujours affiché (hint "Atteins 1M" si pas encore dispo)
- Badge achievements X/27 dans la sidebar avec lien vers /achievements
- Landing : tadpole sprite animé en accroche visuelle

Frontend/src/components/GeneratorShop.tsx

@@ -6,35 +6,48 @@ import { formatNumber } from "../utils/formatNumber";
 export function GeneratorShop() {
   const generators = useGameStore((s) => s.state.generators);
   const resources = useGameStore((s) => s.state.resources);
+  const productionPerSecond = useGameStore((s) => s.productionPerSecond);
   const buy = useGameStore((s) => s.buy);
   const generatorCost = useGameStore((s) => s.generatorCost);
 
   return (
-    <div className="flex flex-col gap-3 p-4 rounded-xl bg-gray-900/80 backdrop-blur-sm max-w-md w-full">
+    <div className="flex flex-col gap-2 p-4 rounded-xl bg-gray-900/80 backdrop-blur-sm max-w-md w-full">
-      <h2 className="text-lg font-bold text-white">Générateurs</h2>
+      <div className="flex justify-between items-center">
+        <h2 className="text-sm font-bold text-white">Générateurs</h2>
+        <span className="text-xs text-emerald-400 font-medium">
+          {formatNumber(productionPerSecond)}/s
+        </span>
+      </div>
       {generators.map((gen) => {
         const cost = generatorCost(gen);
         const canAfford = resources >= cost;
+        const currentProd = gen.baseProduction * gen.owned;
 
         return (
           <div
             key={gen.id}
-            className={`flex items-center justify-between gap-3 p-3 rounded-lg border transition-colors ${
+            className={`flex items-center justify-between gap-2 p-2.5 rounded-lg border transition-colors ${
               canAfford
                 ? "border-emerald-500/50 bg-emerald-950/30 hover:bg-emerald-950/50"
                 : "border-gray-700/50 bg-gray-800/30 opacity-60"
             }`}
           >
             <div className="flex flex-col min-w-0">
-              <span className="text-white font-semibold text-sm">{gen.name}</span>
+              <div className="flex items-center gap-2">
+                <span className="text-white font-semibold text-sm">{gen.name}</span>
+                {gen.owned > 0 && (
+                  <span className="text-emerald-400 text-xs font-medium">x{gen.owned}</span>
+                )}
+              </div>
               <span className="text-gray-400 text-xs">
-                +{gen.baseProduction}/s &middot; x{gen.owned}
+                +{gen.baseProduction}/s chacun
+                {gen.owned > 0 && ` · ${formatNumber(currentProd)}/s total`}
               </span>
             </div>
             <button
               onClick={() => buy(gen.id)}
               disabled={!canAfford}
-              className={`shrink-0 px-3 py-1.5 rounded-md text-sm font-medium transition-colors cursor-pointer ${
+              className={`shrink-0 px-3 py-1.5 rounded-md text-xs font-medium transition-colors cursor-pointer ${
                 canAfford
                   ? "bg-emerald-600 hover:bg-emerald-500 text-white"
                   : "bg-gray-700 text-gray-500 cursor-not-allowed"

Frontend/src/components/PrestigePanel.tsx

@@ -29,24 +29,29 @@ export function PrestigePanel() {
 
   return (
     <div className="flex flex-col gap-2 p-4 rounded-xl bg-purple-900/60 backdrop-blur-sm max-w-md w-full">
-      <div className="flex flex-wrap gap-4 text-sm text-purple-200">
+      <h2 className="text-sm font-bold text-purple-100">Prestige</h2>
-        <span>Générations : {prestigeCount}</span>
+      <div className="flex flex-wrap gap-3 text-xs text-purple-200">
-        <span>Mult : x{prestigeMultiplier.toFixed(1)}</span>
+        <span>Gén. {prestigeCount}</span>
-        <span>ADN : {ancestralDna}</span>
+        <span>Mult x{prestigeMultiplier.toFixed(1)}</span>
+        <span>ADN {ancestralDna}</span>
       </div>
 
-      {canPrestige && (
+      {canPrestige ? (
-        <div className="flex flex-col gap-2 mt-2">
+        <div className="flex flex-col gap-2 mt-1">
           <p className="text-sm text-purple-100">
-            Nouvelle Génération : <strong>+{dnaPreview} ADN</strong> + <strong>+0.1x mult</strong>
+            +{dnaPreview} ADN · +0.1x mult
           </p>
           <button
             onClick={handlePrestige}
-            className="px-4 py-2 rounded-lg bg-purple-600 hover:bg-purple-500 text-white font-semibold text-sm transition-colors cursor-pointer"
+            className="px-4 py-2 rounded-lg bg-purple-600 hover:bg-purple-500 text-white font-semibold text-sm transition-colors cursor-pointer animate-pulse"
           >
             Nouvelle Génération
           </button>
         </div>
+      ) : (
+        <p className="text-xs text-purple-300/60">
+          Atteins 1M têtards pour prestige
+        </p>
       )}
     </div>
   );

Frontend/src/pages/Home.jsx

@@ -8,6 +8,7 @@ import { GeneratorShop } from "../components/GeneratorShop";
 import { PrestigePanel } from "../components/PrestigePanel";
 import { EvolutionTree } from "../components/EvolutionTree";
 import { MilestoneBar } from "../components/MilestoneBar";
+import { ACHIEVEMENTS } from "../data/achievements";
 import "../scss/home.scss";
 
 export default function Home() {
@@ -15,6 +16,9 @@ export default function Home() {
   const click = useGameStore((s) => s.click);
   const resources = useGameStore((s) => s.state.resources);
   const clickMultiplier = useGameStore((s) => s.state.clickMultiplier);
+  const productionPerSecond = useGameStore((s) => s.productionPerSecond);
+  const state = useGameStore((s) => s.state);
+  const prestigeMultiplier = state.prestigeMultiplier;
 
   const createParticle = useCallback((clientX, clientY) => {
     const particle = document.createElement("span");
@@ -114,8 +118,17 @@ export default function Home() {
       {/* Clicker area — centre */}
       <div className="click-zone" onClick={handleIncrement}>
         <div className="tadpole-sprite" />
-        <div className="text-center text-3xl md:text-4xl font-bold text-white drop-shadow-lg font-[var(--font)] select-none pointer-events-none">
+        <div className="click-zone-stats">
-          {formatNumber(resources)}
+          <div className="text-center text-3xl md:text-4xl font-bold text-white drop-shadow-lg font-[var(--font)] select-none pointer-events-none">
+            {formatNumber(resources)}
+          </div>
+          <div className="stats-bar">
+            <span>{formatNumber(productionPerSecond)}/s</span>
+            <span className="stats-sep">·</span>
+            <span>x{clickMultiplier} ponte</span>
+            <span className="stats-sep">·</span>
+            <span>x{prestigeMultiplier.toFixed(1)} mult</span>
+          </div>
         </div>
       </div>
 
@@ -125,6 +138,9 @@ export default function Home() {
         <GeneratorShop />
         <PrestigePanel />
         <EvolutionTree />
+        <a href="/achievements" className="achieve-badge">
+          {ACHIEVEMENTS.filter((a) => a.check(state)).length}/{ACHIEVEMENTS.length} succès
+        </a>
       </aside>
     </main>
   );

Frontend/src/pages/Landing.jsx

@@ -11,8 +11,14 @@ export default function Landing() {
           content="Clickerz — Clicker idle dans le Tetard Universe. Fais éclore des têtards, évolue et domine le marais !"
         />
       </Helmet>
-      <main className="min-h-[92vh] mt-20 flex flex-col items-center justify-center gap-8 bg-[var(--bg-color)]">
+      <main className="min-h-[92vh] mt-20 flex flex-col items-center justify-center gap-6 bg-[var(--bg-color)]">
-        <div className="flex flex-col items-center gap-4 text-center px-4">
+        <img
+          src="/svg/tadpole.svg"
+          alt="Têtard Clickerz"
+          className="w-40 h-40 md:w-52 md:h-52 drop-shadow-lg animate-bounce"
+          style={{ animationDuration: "3s" }}
+        />
+        <div className="flex flex-col items-center gap-3 text-center px-4">
           <h1 className="text-4xl md:text-6xl font-bold text-gray-800 font-[var(--font)]">
             Clickerz
           </h1>

Frontend/src/scss/home.scss

@@ -47,6 +47,53 @@
   }
 }
 
+// --- Stats bar sous le compteur ---
+
+.click-zone-stats {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 0.3rem;
+  pointer-events: none;
+  user-select: none;
+}
+
+.stats-bar {
+  display: flex;
+  align-items: center;
+  gap: 0.4rem;
+  font-family: var(--font);
+  font-size: 0.85rem;
+  font-weight: 500;
+  color: rgba(255, 255, 255, 0.7);
+  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
+}
+
+.stats-sep {
+  opacity: 0.4;
+}
+
+// --- Badge achievements sidebar ---
+
+.achieve-badge {
+  display: block;
+  text-align: center;
+  padding: 0.5rem;
+  border-radius: 0.5rem;
+  background: rgba(16, 185, 129, 0.1);
+  border: 1px solid rgba(16, 185, 129, 0.2);
+  font-family: var(--font);
+  font-size: 0.8rem;
+  font-weight: 500;
+  color: #6ee7b7;
+  text-decoration: none;
+  transition: all 0.15s ease;
+
+  &:hover {
+    background: rgba(16, 185, 129, 0.2);
+  }
+}
+
 // --- Click feedback particle ---
 
 .click-particle {