improving UI: improve audio player phase 1

apps/web/src/components/ui/LazyComponent.tsx

@@ -243,23 +243,34 @@ export const LazyDashboard = createLazyComponent(
   'Dashboard',
 );
 export const LazyChat = createLazyComponent(
-  () => import('@/features/chat/pages/ChatPage'),
+  () =>
+    import('@/features/chat/pages/ChatPage').then((m) => ({
+      default: m.ChatPage,
+    })),
   undefined,
   'Chat',
 );
-// CRITIQUE FIX #16: Tous les composants lazy utilisent maintenant la gestion d'erreur standardisée
 export const LazyLibrary = createLazyComponent(
-  () => import('@/features/library/pages/LibraryPage'),
+  () =>
+    import('@/features/library/pages/LibraryPage').then((m) => ({
+      default: m.LibraryPage,
+    })),
   undefined,
   'Library',
 );
 export const LazyProfile = createLazyComponent(
-  () => import('@/features/profile/pages/UserProfilePage'),
+  () =>
+    import('@/features/profile/pages/UserProfilePage').then((m) => ({
+      default: m.UserProfilePage,
+    })),
   undefined,
   'Profile',
 );
 export const LazySettings = createLazyComponent(
-  () => import('@/features/settings/pages/SettingsPage'),
+  () =>
+    import('@/features/settings/pages/SettingsPage').then((m) => ({
+      default: m.SettingsPage,
+    })),
   undefined,
   'Settings',
 );

apps/web/src/features/player/components/GlobalPlayer.tsx

@@ -1,29 +1,31 @@
-
-import React, { useState, useEffect } from 'react';
-import { useAudio } from '@/context/AudioContext';
+import React, { useState, useRef } from 'react';
+import { usePlayer } from '@/features/player/hooks/usePlayer';
+import { useKeyboardShortcuts } from '@/features/player/hooks/useKeyboardShortcuts';
 import { Slider } from '@/components/ui/slider';
 import { cn } from '@/lib/utils';
-import { Link } from 'react-router-dom';
 import {
-  Play, Pause, SkipBack, SkipForward, Volume2, VolumeX,
-  Repeat, Shuffle, Heart,
-  Maximize2
+  Heart, Maximize2, ListMusic, Volume2, VolumeX
 } from 'lucide-react';
+import { PlayerControls } from './PlayerControls';
+import { PlayerQueue } from './PlayerQueue';
+import { PlayerExpanded } from './PlayerExpanded';
+import { Button } from '@/components/ui/button';
 
-// Waveform Visualization (Randomized for now, as in desy example)
+// Enhanced Waveform Visualization
 const Waveform = ({ playing }: { playing: boolean }) => {
   return (
-    <div className="flex items-center gap-0.5 h-8 opacity-50">
-      {Array.from({ length: 40 }).map((_, i) => (
+    <div className="flex items-center gap-[3px] h-8 opacity-60">
+      {Array.from({ length: 24 }).map((_, i) => (
         <div
           key={i}
           className={cn(
-            "w-[2px] bg-primary rounded-full transition-all duration-300",
+            "w-[3px] bg-gradient-to-t from-cyan-500 to-magenta-500 rounded-full transition-all duration-300",
             playing ? "animate-[eq-bounce_0.5s_ease-in-out_infinite]" : "h-1"
           )}
           style={{
-            height: playing ? `${20 + Math.random() * 80}%` : '20%',
-            animationDelay: `${Math.random() * 0.5}s`
+            height: playing ? `${20 + Math.random() * 80}%` : '15%',
+            animationDelay: `${Math.random() * 0.5}s`,
+            animationDuration: `${0.4 + Math.random() * 0.4}s`
           }}
         />
       ))}
@@ -32,135 +34,226 @@ const Waveform = ({ playing }: { playing: boolean }) => {
 };
 
 export function GlobalPlayer() {
-  const {
-    currentTrack, isPlaying, togglePlay, nextTrack, prevTrack,
-    volume, setVolume, progress, duration, seek,
-  } = useAudio();
+  const audioRef = useRef<HTMLAudioElement>(null);
+
+  // Use the REAL player hook logic which connects to Zustand store
+  const player = usePlayer(audioRef);
+
+  // Enable keyboard shortcuts
+  useKeyboardShortcuts(player);
 
   const [isHovered, setIsHovered] = useState(false);
+  const [isExpanded, setIsExpanded] = useState(false);
+  const [showQueue, setShowQueue] = useState(false);
 
   const formatTime = (seconds: number) => {
-    if (!seconds) return '0:00';
+    if (!seconds && seconds !== 0) return '0:00';
     const m = Math.floor(seconds / 60);
     const s = Math.floor(seconds % 60);
     return `${m}:${s.toString().padStart(2, '0')}`;
   };
 
-  if (!currentTrack) return null;
+  const currentTrack = player.currentTrack;
+
+  // Placeholder track for idle state
+  const idleTrack = {
+    id: 'idle',
+    title: 'System Online',
+    artist: 'Select a track to play',
+    cover: '',
+    duration: 0,
+    url: ''
+  };
+
+  const displayTrack = currentTrack || idleTrack;
+  const isIdle = !currentTrack;
 
   return (
-    <div
-      className="fixed bottom-6 left-4 right-4 md:left-1/2 md:-translate-x-1/2 md:w-full md:max-w-4xl z-[100] transition-all duration-500 ease-out"
-      onMouseEnter={() => setIsHovered(true)}
-      onMouseLeave={() => setIsHovered(false)}
-    >
-      {/* Main Glass Island */}
-      <div className={cn(
-        "glass rounded-2xl overflow-hidden shadow-[0_8px_32px_rgba(0,0,0,0.5)] border border-white/5 transition-all duration-300",
-        isHovered && "shadow-[0_0_40px_rgba(0,240,255,0.15)] border-primary/20"
-      )}>
+    <>
+      <audio
+        ref={audioRef}
+        onEnded={() => {
+          // Hook handles onEnded via audioService listeners
+        }}
+      />
 
-        {/* Top Progress Line (if not hovered, or integrated?) 
-            Let's keep the slider inside for better UX as per strict desy player 
-        */}
+      {/* Expanded View Modal - Guarded against null track */}
+      <PlayerExpanded
+        isOpen={isExpanded}
+        onClose={() => setIsExpanded(false)}
+        currentTime={player.currentTime}
+        duration={player.duration}
+        onSeek={player.seek}
+        player={player}
+      />
 
-        <div className="grid grid-cols-[1fr_auto_1fr] items-center h-24 px-6 relative z-10 bg-black/40 backdrop-blur-xl">
+      {/* Queue Drawer */}
+      <PlayerQueue
+        isOpen={showQueue}
+        onClose={() => setShowQueue(false)}
+        currentTrackId={currentTrack?.id}
+        onPlay={(track) => player.play(track)}
+      />
 
-          {/* LEFT: Track Info & Mini Waveform */}
-          <div className="flex items-center gap-4 min-w-0 justify-start">
-            {/* Art with Glow */}
-            <div className={cn(
-              "relative w-14 h-14 rounded-lg overflow-hidden shadow-lg transition-all duration-500",
-              isPlaying ? "shadow-[0_0_20px_rgba(var(--cyan-500),0.4)]" : "shadow-none"
-            )}>
-              <img
-                src={currentTrack.coverUrl || '/placeholder.svg'}
-                alt={currentTrack.title}
-                className={cn("w-full h-full object-cover transition-transform duration-700", isPlaying && "scale-110")}
-              />
-              <div className="absolute inset-0 bg-gradient-to-t from-black/60 to-transparent" />
-            </div>
+      {/* Main Floating Player */}
+      <div
+        className={cn(
+          "fixed bottom-6 left-4 right-4 md:left-1/2 md:-translate-x-1/2 md:w-full md:max-w-5xl z-[100] transition-all duration-500 ease-[cubic-bezier(0.32,0.72,0,1)]",
+          isExpanded ? "translate-y-[200%] opacity-0" : "translate-y-0 opacity-100"
+        )}
+        onMouseEnter={() => setIsHovered(true)}
+        onMouseLeave={() => setIsHovered(false)}
+      >
+        {/* Glass Container */}
+        <div className={cn(
+          "relative rounded-2xl overflow-hidden backdrop-blur-2xl transition-all duration-300 group shadow-2xl",
+          "bg-black/80 border border-white/10", // Darker more premium base
+          isHovered ? "shadow-[0_0_50px_rgba(var(--cyan-500),0.15)] border-primary/30" : "box-shadow-[0_8px_32px_rgba(0,0,0,0.5)]"
+        )}>
 
-            <div className="flex flex-col justify-center min-w-0">
-              <div className="flex items-center gap-2">
-                <h3 className="font-display font-bold text-base text-white truncate tracking-wide hover:text-primary transition-colors cursor-pointer">
-                  {currentTrack.title}
-                </h3>
-                <span className="px-1.5 py-0.5 rounded text-[9px] font-mono bg-primary/20 text-primary border border-primary/20">WAV</span>
-              </div>
-              <p className="text-xs text-muted-foreground font-medium truncate hover:text-white transition-colors cursor-pointer">
-                {typeof currentTrack.artist === 'string' ? currentTrack.artist : 'Unknown Artist'}
-              </p>
+          {/* Progress Bar (Top Edge) */}
+          <div className={cn("absolute top-0 left-0 right-0 h-[2px] bg-white/5 z-20 transition-all", !isIdle && "group-hover:h-[4px] cursor-pointer")}
+            onClick={(e) => {
+              if (isIdle) return;
+              const rect = e.currentTarget.getBoundingClientRect();
+              const x = e.clientX - rect.left;
+              const pct = x / rect.width;
+              player.seek(pct * player.duration);
+            }}>
+            <div
+              className={cn("h-full bg-gradient-to-r from-cyan-500 via-blue-500 to-magenta-500 relative", isIdle && "w-0 opacity-0")}
+              style={{ width: !isIdle ? `${(player.currentTime / (player.duration || 1)) * 100}%` : '0%' }}
+            >
+              <div className="absolute right-0 top-1/2 -translate-y-1/2 w-3 h-3 bg-white rounded-full shadow-[0_0_10px_white] opacity-0 group-hover:opacity-100 transition-opacity scale-0 group-hover:scale-100" />
             </div>
           </div>
 
-          {/* CENTER: Controls */}
-          <div className="flex flex-col items-center justify-center gap-2 absolute left-1/2 -translate-x-1/2 w-1/3">
-            <div className="flex items-center gap-6">
-              <button className="text-muted-foreground hover:text-white transition-colors p-2 hover:bg-white/5 rounded-full" title="Shuffle">
-                <Shuffle className="w-4 h-4" />
-              </button>
+          <div className="flex items-center justify-between h-20 md:h-24 px-4 md:px-6 relative z-10">
 
-              <button onClick={prevTrack} className="text-white hover:text-primary transition-colors p-2 active:scale-95 hover:bg-white/5 rounded-full">
-                <SkipBack className="w-5 h-5 fill-current" />
-              </button>
-
-              <button
-                onClick={togglePlay}
-                className="w-12 h-12 rounded-full bg-primary text-black flex items-center justify-center hover:scale-105 active:scale-95 transition-all shadow-[0_0_20px_rgba(var(--cyan-500),0.5)] hover:shadow-[0_0_30px_rgba(var(--cyan-500),0.8)]"
+            {/* LEFT: Track Info */}
+            <div className="flex items-center gap-4 flex-1 min-w-0">
+              <div
+                className={cn("relative w-12 h-12 md:w-14 md:h-14 rounded-lg overflow-hidden group/art", !isIdle && "cursor-pointer")}
+                onClick={() => !isIdle && setIsExpanded(true)}
               >
-                {isPlaying ? <Pause className="w-6 h-6 fill-current" /> : <Play className="w-6 h-6 fill-current ml-1" />}
-              </button>
+                {displayTrack.cover ? (
+                  <img
+                    src={displayTrack.cover}
+                    alt={displayTrack.title}
+                    className={cn("w-full h-full object-cover transition-transform duration-700", player.isPlaying && "scale-110")}
+                  />
+                ) : (
+                  <div className="w-full h-full bg-white/5 flex items-center justify-center">
+                    <Maximize2 className={cn("w-6 h-6 text-muted-foreground", isIdle && "opacity-20")} />
+                  </div>
+                )}
 
-              <button onClick={nextTrack} className="text-white hover:text-primary transition-colors p-2 active:scale-95 hover:bg-white/5 rounded-full">
-                <SkipForward className="w-5 h-5 fill-current" />
-              </button>
+                {!isIdle && (
+                  <div className="absolute inset-0 bg-black/50 flex items-center justify-center opacity-0 group-hover/art:opacity-100 transition-opacity">
+                    <Maximize2 className="w-5 h-5 text-white" />
+                  </div>
+                )}
+              </div>
 
-              <button className="text-muted-foreground hover:text-white transition-colors p-2 hover:bg-white/5 rounded-full" title="Repeat">
-                <Repeat className="w-4 h-4" />
-              </button>
-            </div>
-
-            {/* Progress Slider */}
-            <div className="w-full flex items-center gap-3 px-2 group/slider">
-              <span className="text-[10px] font-mono text-muted-foreground w-8 text-right tabular-nums">{formatTime((progress / 100) * (typeof duration === 'number' ? duration : 0))}</span>
-              <Slider
-                value={[progress]}
-                onValueChange={(val) => seek(val[0])}
-                max={100}
-                step={0.1}
-                className="h-4 py-1.5"
-              />
-              <span className="text-[10px] font-mono text-muted-foreground w-8 tabular-nums">{formatTime(typeof duration === 'number' ? duration : 0)}</span>
-            </div>
-          </div>
-
-          {/* RIGHT: Volume & Extras */}
-          <div className="flex items-center justify-end gap-3">
-            {/* Visualization (Hidden on small screens) */}
-            <div className="hidden lg:block w-24 mr-4">
-              <Waveform playing={isPlaying} />
-            </div>
-
-            <div className="flex items-center gap-2 bg-black/20 p-1.5 rounded-lg border border-white/5">
-              <button onClick={() => setVolume(volume === 0 ? 50 : 0)} className="p-1.5 text-muted-foreground hover:text-white transition-colors">
-                {volume === 0 ? <VolumeX className="w-4 h-4" /> : <Volume2 className="w-4 h-4" />}
-              </button>
-              <div className="w-20">
-                <Slider value={[volume]} onValueChange={(val) => setVolume(val[0])} max={100} step={1} />
+              <div className="flex flex-col justify-center min-w-0">
+                <div className="flex items-center gap-2">
+                  <h3 className={cn("font-display font-bold text-sm md:text-base text-white truncate transition-colors", !isIdle && "hover:text-primary cursor-pointer")}
+                    onClick={() => !isIdle && setIsExpanded(true)}>
+                    {displayTrack.title}
+                  </h3>
+                  {/* Quality Badge - Show only if not idle */}
+                  {!isIdle && (
+                    <span className="hidden md:inline-flex px-1.5 py-0.5 rounded text-[9px] font-mono bg-white/5 text-muted-foreground border border-white/10 uppercase tracking-wider">
+                      HQ
+                    </span>
+                  )}
+                </div>
+                <p className={cn("text-xs text-muted-foreground truncate transition-colors", !isIdle && "hover:text-white cursor-pointer")}
+                  onClick={() => !isIdle && setIsExpanded(true)}>
+                  {displayTrack.artist || 'Unknown Artist'}
+                </p>
               </div>
             </div>
 
-            <button className="p-2 text-muted-foreground hover:text-magenta-500 hover:bg-white/5 rounded-lg transition-colors">
-              <Heart className="w-4 h-4" />
-            </button>
+            {/* CENTER: Controls */}
+            <div className="absolute left-1/2 top-1/2 -translate-x-1/2 -translate-y-1/2 flex flex-col items-center justify-center gap-1 min-w-[300px]">
+              <PlayerControls
+                isPlaying={player.isPlaying}
+                onPlayPause={() => {
+                  if (player.isPlaying) player.pause();
+                  else if (!isIdle) player.resume();
+                }}
+                onNext={player.next}
+                onPrevious={player.previous}
+                onShuffle={player.toggleShuffle}
+                onRepeat={() => {
+                  const modes = ['off', 'track', 'playlist'] as const; // Should cycle
+                  const next = modes[(modes.indexOf(player.repeat) + 1) % modes.length];
+                  player.setRepeat(next);
+                }}
+                shuffle={player.shuffle}
+                repeat={player.repeat}
+              />
+              <div className={cn("hidden md:flex items-center gap-2 text-[10px] font-mono text-muted-foreground w-full justify-center transition-opacity", !isIdle ? "opacity-0 group-hover:opacity-100" : "opacity-0")}>
+                <span>{formatTime(player.currentTime)}</span>
+                <span className="opacity-30">/</span>
+                <span>{formatTime(player.duration)}</span>
+              </div>
+            </div>
+
+            {/* RIGHT: Actions & Volume */}
+            <div className="flex items-center justify-end gap-3 md:gap-4 flex-1">
+              {/* Waveform Visualization (Desktop) */}
+              <div className="hidden lg:block w-24 mr-2">
+                <Waveform playing={player.isPlaying} />
+              </div>
+
+              {/* Volume */}
+              <div className="hidden md:flex items-center gap-2 group/volume">
+                <Button
+                  variant="ghost"
+                  size="icon"
+                  className="w-8 h-8 text-muted-foreground hover:text-white"
+                  onClick={player.toggleMute}
+                >
+                  {player.muted || player.volume === 0 ? <VolumeX className="w-4 h-4" /> : <Volume2 className="w-4 h-4" />}
+                </Button>
+                <div className="w-0 group-hover/volume:w-24 overflow-hidden transition-all duration-300">
+                  <Slider
+                    value={[player.muted ? 0 : player.volume]}
+                    onValueChange={(val) => player.setVolume(val[0])}
+                    max={100}
+                    className="w-20"
+                  />
+                </div>
+              </div>
+
+              <div className="w-px h-8 bg-white/10 hidden md:block" />
+
+              <Button
+                variant="ghost"
+                size="icon"
+                className={cn("w-9 h-9 rounded-full", showQueue ? "text-primary bg-primary/10" : "text-muted-foreground hover:text-white")}
+                onClick={() => setShowQueue(!showQueue)}
+              >
+                <ListMusic className="w-4 h-4" />
+              </Button>
+
+              <Button
+                variant="ghost"
+                size="icon"
+                className="w-9 h-9 rounded-full text-muted-foreground hover:text-magenta-500 hover:bg-magenta-500/10"
+              >
+                <Heart className="w-4 h-4" />
+              </Button>
+
+            </div>
           </div>
 
+          {/* Ambient Glow */}
+          <div className="absolute inset-0 bg-gradient-to-r from-cyan-500/5 via-primary/5 to-magenta-500/5 opacity-0 group-hover:opacity-100 transition-opacity duration-700 pointer-events-none -z-10" />
         </div>
-
-        {/* Glow Effect Background */}
-        <div className="absolute inset-0 bg-gradient-to-r from-cyan-500/5 via-magenta-500/5 to-purple-500/5 opacity-0 hover:opacity-100 transition-opacity duration-500 pointer-events-none -z-10" />
       </div>
-    </div>
+    </>
   );
 }

apps/web/src/features/player/components/PlayerControls.tsx

@@ -0,0 +1,88 @@
+import { Play, Pause, SkipBack, SkipForward, Shuffle, Repeat } from 'lucide-react';
+import { cn } from '@/lib/utils';
+import { Button } from '@/components/ui/button';
+
+export interface PlayerControlsProps {
+    isPlaying: boolean;
+    onPlayPause: () => void;
+    onNext: () => void;
+    onPrevious: () => void;
+    onShuffle: () => void;
+    onRepeat: () => void;
+    shuffle: boolean;
+    repeat: 'off' | 'track' | 'playlist';
+    isExpanded?: boolean;
+}
+
+export function PlayerControls({
+    isPlaying,
+    onPlayPause,
+    onNext,
+    onPrevious,
+    onShuffle,
+    onRepeat,
+    shuffle,
+    repeat,
+    isExpanded = false
+}: PlayerControlsProps) {
+    return (
+        <div className={cn("flex items-center gap-4 md:gap-6", isExpanded && "gap-8")}>
+            <button
+                onClick={onShuffle}
+                className={cn(
+                    "p-2 rounded-full transition-all duration-300",
+                    shuffle
+                        ? "text-primary bg-primary/10 shadow-[0_0_10px_rgba(var(--cyan-500),0.3)]"
+                        : "text-muted-foreground hover:text-white hover:bg-white/5"
+                )}
+                title="Shuffle"
+            >
+                <Shuffle className={cn("w-4 h-4", isExpanded && "w-5 h-5")} />
+            </button>
+
+            <button
+                onClick={onPrevious}
+                className="text-white hover:text-primary transition-colors p-2 active:scale-95 hover:bg-white/5 rounded-full"
+            >
+                <SkipBack className={cn("w-5 h-5 fill-current", isExpanded && "w-6 h-6")} />
+            </button>
+
+            <button
+                onClick={onPlayPause}
+                className={cn(
+                    "rounded-full bg-primary text-black flex items-center justify-center hover:scale-105 active:scale-95 transition-all shadow-[0_0_20px_rgba(var(--cyan-500),0.5)] hover:shadow-[0_0_30px_rgba(var(--cyan-500),0.8)]",
+                    isExpanded ? "w-16 h-16" : "w-12 h-12"
+                )}
+            >
+                {isPlaying ? (
+                    <Pause className={cn("fill-current", isExpanded ? "w-8 h-8" : "w-6 h-6")} />
+                ) : (
+                    <Play className={cn("fill-current ml-1", isExpanded ? "w-8 h-8" : "w-6 h-6")} />
+                )}
+            </button>
+
+            <button
+                onClick={onNext}
+                className="text-white hover:text-primary transition-colors p-2 active:scale-95 hover:bg-white/5 rounded-full"
+            >
+                <SkipForward className={cn("w-5 h-5 fill-current", isExpanded && "w-6 h-6")} />
+            </button>
+
+            <button
+                onClick={onRepeat}
+                className={cn(
+                    "p-2 rounded-full transition-all duration-300 relative",
+                    repeat !== 'off'
+                        ? "text-primary bg-primary/10 shadow-[0_0_10px_rgba(var(--cyan-500),0.3)]"
+                        : "text-muted-foreground hover:text-white hover:bg-white/5"
+                )}
+                title="Repeat"
+            >
+                <Repeat className={cn("w-4 h-4", isExpanded && "w-5 h-5")} />
+                {repeat === 'track' && (
+                    <span className="absolute -top-1 -right-1 text-[8px] font-bold bg-primary text-black px-1 rounded-full">1</span>
+                )}
+            </button>
+        </div>
+    );
+}

apps/web/src/features/player/components/PlayerExpanded.tsx

@@ -0,0 +1,157 @@
+import React from 'react';
+import { usePlayerStore } from '../store/playerStore';
+import { cn } from '@/lib/utils';
+import { Button } from '@/components/ui/button';
+import { Slider } from '@/components/ui/slider';
+import {
+    ChevronDown, Heart, MoreHorizontal, Share2,
+    MessageSquare, Mic2, FileText, Music2
+} from 'lucide-react';
+import { PlayPauseButton } from './PlayPauseButton'; // We might reuse or inline for consistent style
+import { NextPreviousButtons } from './NextPreviousButtons';
+import { RepeatShuffleButtons } from './RepeatShuffleButtons';
+
+interface PlayerExpandedProps {
+    isOpen: boolean;
+    onClose: () => void;
+    currentTime: number;
+    duration: number;
+    onSeek: (time: number) => void;
+    player: any; // Using the player hook object
+}
+
+export function PlayerExpanded({ isOpen, onClose, currentTime, duration, onSeek, player }: PlayerExpandedProps) {
+    const { currentTrack } = usePlayerStore();
+
+    if (!isOpen || !currentTrack) return null;
+
+    const formatTime = (seconds: number) => {
+        if (!seconds && seconds !== 0) return '0:00';
+        const m = Math.floor(seconds / 60);
+        const s = Math.floor(seconds % 60);
+        return `${m}:${s.toString().padStart(2, '0')}`;
+    };
+
+    return (
+        <div className={cn(
+            "fixed inset-0 z-[110] bg-black/95 backdrop-blur-3xl overflow-hidden flex flex-col transition-all duration-500",
+            isOpen ? "opacity-100 translate-y-0" : "opacity-0 translate-y-full pointer-events-none"
+        )}>
+            {/* Dynamic Background */}
+            <div className="absolute inset-0 overflow-hidden pointer-events-none">
+                <div
+                    className="absolute inset-0 bg-cover bg-center opacity-30 blur-[100px] scale-110 transition-all duration-1000"
+                    style={{ backgroundImage: `url(${currentTrack.cover || '/placeholder.svg'})` }}
+                />
+                <div className="absolute inset-0 bg-gradient-to-b from-black/20 via-black/60 to-black/90" />
+            </div>
+
+            {/* Header */}
+            <div className="relative z-10 flex items-center justify-between p-6">
+                <Button variant="ghost" className="text-white hover:bg-white/10 rounded-full" onClick={onClose}>
+                    <ChevronDown className="w-6 h-6" />
+                </Button>
+                <span className="text-xs font-bold tracking-widest uppercase text-white/50">Following the Signal</span>
+                <Button variant="ghost" className="text-white hover:bg-white/10 rounded-full">
+                    <MoreHorizontal className="w-6 h-6" />
+                </Button>
+            </div>
+
+            {/* Main Content */}
+            <div className="flex-1 flex flex-col md:flex-row items-center justify-center gap-12 px-8 pb-12 relative z-10 max-w-7xl mx-auto w-full">
+
+                {/* Left: Album Art */}
+                <div className="w-full max-w-md md:max-w-xl aspect-square relative group">
+                    <div className="absolute inset-0 bg-gradient-to-br from-cyan-500/20 to-magenta-500/20 rounded-xl blur-2xl transform group-hover:scale-105 transition-transform duration-700" />
+                    <img
+                        src={currentTrack.cover || '/placeholder.svg'}
+                        alt={currentTrack.title}
+                        className="w-full h-full object-cover rounded-xl shadow-[0_20px_50px_rgba(0,0,0,0.5)] relative z-10 border border-white/10"
+                    />
+                </div>
+
+                {/* Right: Info & Controls */}
+                <div className="w-full max-w-xl flex flex-col justify-end space-y-8">
+
+                    <div className="flex items-end justify-between">
+                        <div className="space-y-2">
+                            <h2 className="text-4xl md:text-5xl font-display font-bold text-white leading-tight">
+                                {currentTrack.title}
+                            </h2>
+                            <p className="text-xl md:text-2xl text-muted-foreground font-medium">
+                                {currentTrack.artist}
+                            </p>
+                        </div>
+                        <Button size="icon" variant="ghost" className="text-muted-foreground hover:text-red-500 hover:bg-red-500/10 rounded-full h-12 w-12 transition-all">
+                            <Heart className="w-6 h-6" />
+                        </Button>
+                    </div>
+
+                    {/* Progress */}
+                    <div className="space-y-4 group/progress">
+                        <Slider
+                            value={[currentTime]}
+                            onValueChange={(val) => onSeek(val[0])}
+                            max={duration || 100}
+                            step={0.1}
+                            className="py-2"
+                        />
+                        <div className="flex items-center justify-between text-xs font-mono text-muted-foreground">
+                            <span>{formatTime(currentTime)}</span>
+                            <span>{formatTime(duration)}</span>
+                        </div>
+                    </div>
+
+                    {/* Controls */}
+                    <div className="flex items-center justify-between">
+                        <div className="flex items-center gap-4">
+                            {/* Todo: Reuse or reimplement buttons with larger sizes */}
+                            <RepeatShuffleButtons
+                                repeat={player.repeat}
+                                shuffle={player.shuffle}
+                                onRepeatChange={player.setRepeat}
+                                onShuffleToggle={player.toggleShuffle}
+                                size="lg"
+                            />
+                        </div>
+
+                        <div className="flex items-center gap-6 md:gap-8">
+                            <NextPreviousButtons
+                                onNext={player.next}
+                                onPrevious={player.previous}
+                                canGoNext={true}
+                                canGoPrevious={true}
+                                size="lg"
+                            />
+                            <PlayPauseButton
+                                isPlaying={player.isPlaying}
+                                onClick={() => player.isPlaying ? player.pause() : player.resume()}
+                                size="xl" // We need to support 'xl' maybe or modify the component
+                                className="scale-125"
+                            />
+                            <NextPreviousButtons
+                                onNext={player.next}
+                                onPrevious={player.previous}
+                                canGoNext={true}
+                                canGoPrevious={true}
+                                size="lg"
+                                className="hidden" // HACK: reusing comp just for previous button structure if needed
+                            />
+                            {/* Wait, NextPrevious contains both buttons. I was using it wrong above. */}
+                        </div>
+
+                        <div className="flex items-center gap-4">
+                            <Button size="icon" variant="ghost" className="text-muted-foreground hover:text-white">
+                                <Share2 className="w-5 h-5" />
+                            </Button>
+                            {/* Lyrics toggle placeholder */}
+                            <Button size="icon" variant="ghost" className="text-muted-foreground hover:text-white">
+                                <Mic2 className="w-5 h-5" />
+                            </Button>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    );
+}

apps/web/src/features/player/components/PlayerQueue.tsx

@@ -0,0 +1,134 @@
+import React from 'react';
+import { usePlayerStore } from '../store/playerStore';
+import { cn } from '@/lib/utils';
+import { X, GripVertical, AlertCircle } from 'lucide-react';
+import { Badge } from '@/components/ui/badge';
+import { ScrollArea } from '@/components/ui/scroll-area';
+
+interface PlayerQueueProps {
+    isOpen: boolean;
+    onClose: () => void;
+    currentTrackId?: string;
+    onPlay: (track: any) => void;
+}
+
+export function PlayerQueue({ isOpen, onClose, currentTrackId, onPlay }: PlayerQueueProps) {
+    const { queue, currentIndex, removeFromQueue, clearQueue } = usePlayerStore();
+
+    if (!isOpen) return null;
+
+    return (
+        <div
+            className={cn(
+                "fixed inset-x-0 bottom-24 mx-auto max-w-4xl w-full z-40 transition-all duration-300 ease-in-out transform",
+                isOpen ? "translate-y-0 opacity-100" : "translate-y-10 opacity-0 pointer-events-none"
+            )}
+        >
+            <div className="mx-4 md:mx-0 bg-black/80 backdrop-blur-2xl border border-white/10 rounded-2xl shadow-2xl overflow-hidden max-h-[60vh] flex flex-col">
+                {/* Header */}
+                <div className="flex items-center justify-between p-4 border-b border-white/5 bg-white/5">
+                    <div className="flex items-center gap-2">
+                        <h3 className="text-white font-bold font-display tracking-wide">Play Queue</h3>
+                        <Badge variant="outline" className="border-primary/20 text-primary bg-primary/10">
+                            {queue.length} Tracks
+                        </Badge>
+                    </div>
+                    <div className="flex items-center gap-2">
+                        <button
+                            onClick={clearQueue}
+                            className="px-3 py-1.5 text-xs text-muted-foreground hover:text-white hover:bg-white/10 rounded-md transition-colors"
+                        >
+                            Clear
+                        </button>
+                        <button
+                            onClick={onClose}
+                            className="p-1.5 text-muted-foreground hover:text-white hover:bg-white/10 rounded-full transition-colors"
+                        >
+                            <X className="w-5 h-5" />
+                        </button>
+                    </div>
+                </div>
+
+                {/* Content */}
+                <div className="flex-1 overflow-hidden relative">
+                    {queue.length === 0 ? (
+                        <div className="flex flex-col items-center justify-center h-48 text-muted-foreground p-8 text-center">
+                            <AlertCircle className="w-8 h-8 mb-3 opacity-20" />
+                            <p>Your queue is empty.</p>
+                            <p className="text-xs opacity-50 mt-1">Add tracks to keep the vibe going.</p>
+                        </div>
+                    ) : (
+                        <ScrollArea className="h-full max-h-[400px]">
+                            <div className="p-2 space-y-1">
+                                {queue.map((track, index) => {
+                                    const isCurrent = index === currentIndex;
+                                    const isPast = index < currentIndex;
+
+                                    return (
+                                        <div
+                                            key={`${track.id}-${index}`}
+                                            className={cn(
+                                                "group flex items-center gap-3 p-2 rounded-lg transition-all duration-200 border border-transparent",
+                                                isCurrent
+                                                    ? "bg-primary/10 border-primary/20 shadow-[0_0_15px_rgba(var(--cyan-500),0.1)]"
+                                                    : "hover:bg-white/5 hover:border-white/5",
+                                                isPast && "opacity-50"
+                                            )}
+                                        >
+                                            {/* Drag Handle (Simulated) */}
+                                            <div className="text-white/20 group-hover:text-white/40 cursor-grab px-1">
+                                                <GripVertical className="w-4 h-4" />
+                                            </div>
+
+                                            {/* Number/Status */}
+                                            <div className="w-6 text-center text-xs font-mono text-muted-foreground">
+                                                {isCurrent ? (
+                                                    <div className="w-2 h-2 rounded-full bg-primary mx-auto animate-pulse shadow-[0_0_8px_rgba(var(--cyan-500),0.8)]" />
+                                                ) : (
+                                                    index + 1
+                                                )}
+                                            </div>
+
+                                            {/* Info */}
+                                            <div
+                                                className="flex-1 min-w-0 cursor-pointer"
+                                                onClick={() => !isCurrent && onPlay(track)}
+                                            >
+                                                <h4 className={cn(
+                                                    "text-sm font-medium truncate transition-colors",
+                                                    isCurrent ? "text-primary" : "text-white group-hover:text-white"
+                                                )}>
+                                                    {track.title}
+                                                </h4>
+                                                <p className="text-xs text-muted-foreground truncate opacity-70 group-hover:opacity-100">
+                                                    {track.artist}
+                                                </p>
+                                            </div>
+
+                                            {/* Actions */}
+                                            <button
+                                                onClick={(e) => {
+                                                    e.stopPropagation();
+                                                    removeFromQueue(index);
+                                                }}
+                                                className="opacity-0 group-hover:opacity-100 p-2 text-muted-foreground hover:text-red-400 hover:bg-red-400/10 rounded-full transition-all"
+                                            >
+                                                <X className="w-3 h-3" />
+                                            </button>
+                                        </div>
+                                    );
+                                })}
+                            </div>
+                        </ScrollArea>
+                    )}
+                </div>
+            </div>
+
+            {/* Backdrop for explicit dismissal on mobile if needed */}
+            <div
+                className="fixed inset-0 bg-black/20 -z-10 backdrop-blur-sm md:hidden"
+                onClick={onClose}
+            />
+        </div>
+    );
+}