diff --git a/src/screens/Playbacks.js b/src/screens/Playbacks.js
index 400c8a9..7bb90a5 100644
--- a/src/screens/Playbacks.js
+++ b/src/screens/Playbacks.js
@@ -6,13 +6,15 @@ import { Image, Platform, Pressable, Text, View } from "react-native";
 import Carousel from "react-native-reanimated-carousel";
 import { responsiveHeight } from "react-native-responsive-dimensions";
 import { icons, img } from "../assets";
-import { projectsRef } from "../config/firebase";
+import { arrayRemove, arrayUnion, projectsRef } from "../config/firebase";
 import useDataFromRef from "../hooks/useDataFromRef";
+import { useUser } from "../providers/UserDataProvider";
 import { Palette } from "../styles";
 import { FONT_FAMILY } from "../styles/Fonts";
 import { size } from "../styles/Style";
 
 const PlaybackItem = ({ item, isActive }) => {
+  const { currentUID } = useUser() || {};
   const videoUrl = item?.playbackUrl || null;
   const audioSource = useMemo(() => {
     const fromSong = item?.songUrl ? { uri: item.songUrl } : null;
@@ -20,12 +22,24 @@ const PlaybackItem = ({ item, isActive }) => {
   }, [item]);
 
   const hasExternalAudio = !!audioSource;
+
+  const initialLikedBy = Array.isArray(item?.likedBy) ? item.likedBy : [];
+  const [isLiked, setIsLiked] = useState(
+    currentUID ? initialLikedBy.includes(currentUID) : false
+  );
+  const [likesCount, setLikesCount] = useState(initialLikedBy.length);
+
+  useEffect(() => {
+    const lb = Array.isArray(item?.likedBy) ? item.likedBy : [];
+    setLikesCount(lb.length);
+    setIsLiked(currentUID ? lb.includes(currentUID) : false);
+  }, [item?.likedBy, currentUID]);
   console.log("has external audio : ", hasExternalAudio);
 
   const audioPlayer = useAudioPlayer(audioSource || undefined);
   const videoPlayer = useVideoPlayer(videoUrl || null, (p) => {
-    p.loop = false; // vidéo et musique ont la même durée
-    p.muted = !!hasExternalAudio; // mute seulement si audio externe
+    p.loop = false;
+    p.muted = true;
     p.timeUpdateEventInterval = 0.2;
   });
 
@@ -157,12 +171,50 @@ const PlaybackItem = ({ item, isActive }) => {
               </BlurView>
             </Pressable>
           </View>
-          <Pressable>
+          <Pressable
+            onPress={async () => {
+              try {
+                if (!currentUID || !item?.id) return;
+                const nextLiked = !isLiked;
+                setIsLiked(nextLiked);
+                setLikesCount((c) => Math.max(0, c + (nextLiked ? 1 : -1)));
+
+                const ref = projectsRef.doc(item.id);
+                await ref.set(
+                  {
+                    likedBy: nextLiked
+                      ? arrayUnion(currentUID)
+                      : arrayRemove(currentUID),
+                    // Optionally: updatedAt could be set if needed
+                  },
+                  { merge: true }
+                );
+              } catch (e) {
+                // rollback on failure
+                setIsLiked((v) => !v);
+                setLikesCount((c) => (isLiked ? c + 1 : Math.max(0, c - 1)));
+              }
+            }}
+            style={{ alignItems: "center" }}
+          >
             <Image
-              source={icons.heartOutline}
+              source={isLiked ? icons.heart : icons.heartOutline}
               style={size({ size: 26 })}
               resizeMode="contain"
             />
+            {!!likesCount && (
+              <Text
+                style={{
+                  color: Palette.white,
+                  fontSize: 11,
+                  marginTop: 4,
+                  fontFamily: FONT_FAMILY.InterMedium,
+                  textAlign: "center",
+                }}
+              >
+                {likesCount}
+              </Text>
+            )}
           </Pressable>
           <Pressable>
             <Image source={icons.share} style={size({ size: 26 })} />