feat: remplacer les étoiles par les réactions dans le hero article

public/assets/css/style.css

@@ -314,17 +314,32 @@ a:hover {
 .hero-btn--danger:hover { background: rgba(180,30,30,.65); }
 
 /* Score de notation dans le hero */
-.hero-rating-score {
-    font-size: 0.8rem;
-    font-weight: 600;
-    color: rgba(255,255,255,.88);
+.hero-reactions {
+    display: flex;
+    gap: .4rem;
+    flex-wrap: wrap;
+    justify-content: flex-end;
 }
 
-/* Étoiles sur fond sombre */
-.star-rating--hero label { color: rgba(255,255,255,.4); font-size: 1.1rem; }
-.star-rating--hero input:checked ~ label,
-.star-rating--hero label:hover,
-.star-rating--hero label:hover ~ label { color: #f5c842; }
+.hero-reaction-btn {
+    display: inline-flex;
+    align-items: center;
+    gap: .3rem;
+    background: rgba(255,255,255,.15);
+    border: 1px solid rgba(255,255,255,.35);
+    border-radius: 100px;
+    padding: .25rem .7rem;
+    color: #fff;
+    font-size: .875rem;
+    cursor: pointer;
+    transition: background .15s, border-color .15s;
+}
+
+.hero-reaction-btn:hover,
+.hero-reaction-btn--active {
+    background: rgba(255,255,255,.32);
+    border-color: rgba(255,255,255,.7);
+}
 
 .card-cover {
     position: relative;
@@ -1172,28 +1187,6 @@ footer.mt-5 { margin-top: 0 !important; }
 }
 
 /* ─── Widget étoiles ──────────────────────── */
-.star-rating {
-    display: inline-flex;
-    flex-direction: row-reverse;
-    gap: 2px;
-}
-
-.star-rating input {
-    display: none;
-}
-
-.star-rating label {
-    font-size: 1.4rem;
-    color: #ccc;
-    cursor: pointer;
-    transition: color 0.1s;
-}
-
-.star-rating input:checked ~ label,
-.star-rating label:hover,
-.star-rating label:hover ~ label {
-    color: #f5a623;
-}
 
 /* ─── Barre de recherche (navbar) ────────── */
 .search-form {