improve categories page

css/styles.css

@@ -1604,4 +1604,72 @@ i.icon-x,
     .no-live-message p {
         font-size: 16px;
     }
+}
+
+/* Catégories */
+.category-page {
+    width: 100%;
+    margin-bottom: 40px;
+}
+
+.category-videos {
+    display: grid;
+    grid-template-columns: repeat(3, 1fr);
+    gap: 25px;
+    margin-top: 20px;
+}
+
+.no-videos-message {
+    text-align: center;
+    padding: 50px 20px;
+    background-color: var(--card-bg);
+    border-radius: 8px;
+    box-shadow: var(--card-shadow);
+    margin-top: 30px;
+}
+
+.no-videos-message i {
+    font-size: 50px;
+    color: var(--primary-red);
+    margin-bottom: 20px;
+    opacity: 0.7;
+}
+
+.no-videos-message h3 {
+    font-size: 24px;
+    margin-bottom: 15px;
+}
+
+.no-videos-message p {
+    font-size: 16px;
+    color: #666;
+    margin-bottom: 25px;
+}
+
+.btn-primary {
+    display: inline-block;
+    padding: 10px 20px;
+    background-color: var(--primary-red);
+    color: #fff;
+    border-radius: 4px;
+    text-decoration: none;
+    font-weight: 500;
+    transition: background-color 0.3s, transform 0.3s;
+}
+
+.btn-primary:hover {
+    background-color: #d40000;
+    transform: translateY(-3px);
+}
+
+@media (max-width: 992px) {
+    .category-videos {
+        grid-template-columns: repeat(2, 1fr);
+    }
+}
+
+@media (max-width: 576px) {
+    .category-videos {
+        grid-template-columns: 1fr;
+    }
 }