diff --git a/Sources/Localization.swift b/Sources/Localization.swift
new file mode 100644
index 0000000..f17baa0
--- /dev/null
+++ b/Sources/Localization.swift
@@ -0,0 +1,53 @@
+import Foundation
+
+// MARK: - i18n 国际化
+enum L {
+    // 播放控制
+    static let playPause     = NSLocalizedString("play_pause",     value: "Play/Pause",    comment: "")
+    static let prev          = NSLocalizedString("prev",           value: "Previous",      comment: "")
+    static let next          = NSLocalizedString("next",           value: "Next",          comment: "")
+    static let fullscreen    = NSLocalizedString("fullscreen",     value: "Fullscreen",    comment: "")
+    static let volUp         = NSLocalizedString("vol_up",         value: "Volume+",       comment: "")
+    static let volDown       = NSLocalizedString("vol_down",       value: "Volume-",       comment: "")
+    static let repeatMode    = NSLocalizedString("repeat_mode",    value: "Repeat Mode",   comment: "")
+    static let openFile      = NSLocalizedString("open_file",      value: "Open File...",  comment: "")
+    static let addURL        = NSLocalizedString("add_url",        value: "Add URL...",    comment: "")
+    static let playback      = NSLocalizedString("menu_playback",  value: "Playback",      comment: "")
+    static let file          = NSLocalizedString("menu_file",      value: "File",          comment: "")
+    
+    // 播放列表
+    static let playlist      = NSLocalizedString("playlist",       value: "Playlist",      comment: "")
+    static let addFile       = NSLocalizedString("add_file",       value: "Add File",      comment: "")
+    static let addURLBtn     = NSLocalizedString("add_url_btn",    value: "Add URL",       comment: "")
+    static let itemsCount    = NSLocalizedString("items_count",    value: "items",         comment: "")
+    static let noMedia       = NSLocalizedString("no_media",       value: "No media",      comment: "")
+    
+    // URL弹窗
+    static let addMediaURL   = NSLocalizedString("add_media_url",  value: "Add Media URL", comment: "")
+    static let cancel        = NSLocalizedString("cancel",         value: "Cancel",        comment: "")
+    static let add           = NSLocalizedString("add",            value: "Add",           comment: "")
+    
+    // 音轨
+    static let selectTrack   = NSLocalizedString("select_track",   value: "Select Track",  comment: "")
+    static let track         = NSLocalizedString("track",          value: "Track",         comment: "")
+    static let audioTrack    = NSLocalizedString("audio_track",    value: "Audio Track",   comment: "")
+    static let close         = NSLocalizedString("close",          value: "Close",         comment: "")
+    
+    // 循环模式
+    static let repeatNone    = NSLocalizedString("repeat_none",    value: "No Repeat",     comment: "")
+    static let repeatSingle  = NSLocalizedString("repeat_single",  value: "Repeat One",    comment: "")
+    static let repeatAll     = NSLocalizedString("repeat_all",     value: "Repeat All",    comment: "")
+    
+    // Toast
+    static func nowPlaying(_ name: String) -> String {
+        String(format: NSLocalizedString("now_playing", value: "Now Playing: %@", comment: ""), name)
+    }
+    static func repeatModeLabel(_ mode: String) -> String {
+        String(format: NSLocalizedString("repeat_mode_label", value: "Repeat: %@", comment: ""), mode)
+    }
+    static let invalidURL    = NSLocalizedString("invalid_url",    value: "Invalid URL",   comment: "")
+    
+    // 打开按钮
+    static let open          = NSLocalizedString("open",           value: "Open",          comment: "")
+    static let list          = NSLocalizedString("list",           value: "List",          comment: "")
+}
diff --git a/Sources/MiniPlayerApp.swift b/Sources/MiniPlayerApp.swift
index c8d2712..51f9a64 100644
--- a/Sources/MiniPlayerApp.swift
+++ b/Sources/MiniPlayerApp.swift
@@ -120,6 +120,9 @@ struct ContentView: View {
         .onReceive(NotificationCenter.default.publisher(for: .init("ExitFullscreen"))) { _ in
             bridge.toggleFullscreen()
         }
+        .onDisappear {
+            bridge.cleanup()
+        }
     }
 }
 
diff --git a/Sources/MiniPlayerIcon.swift b/Sources/MiniPlayerIcon.swift
new file mode 100644
index 0000000..89b32e5
--- /dev/null
+++ b/Sources/MiniPlayerIcon.swift
@@ -0,0 +1,105 @@
+import SwiftUI
+
+// MARK: - MiniPlayer 三色图标（播放键 + 三色圆环）
+struct MiniPlayerIcon: View {
+    var body: some View {
+        GeometryReader { geo in
+            let size = min(geo.size.width, geo.size.height)
+            ZStack {
+                // 三色圆环
+                RingArc(startAngle: -30, endAngle: 90)
+                    .stroke(Color(red: 1.0, green: 0.23, blue: 0.19), lineWidth: size * 0.07)
+                    .frame(width: size * 0.82, height: size * 0.82)
+                
+                RingArc(startAngle: 90, endAngle: 210)
+                    .stroke(Color(red: 0.20, green: 0.78, blue: 0.35), lineWidth: size * 0.07)
+                    .frame(width: size * 0.82, height: size * 0.82)
+                
+                RingArc(startAngle: 210, endAngle: 330)
+                    .stroke(Color(red: 0.0, green: 0.48, blue: 1.0), lineWidth: size * 0.07)
+                    .frame(width: size * 0.82, height: size * 0.82)
+                
+                // 三色播放三角
+                TriColorPlay(size: size * 0.38)
+                    .offset(x: size * 0.03) // 视觉居中偏移
+            }
+            .frame(width: size, height: size)
+        }
+    }
+}
+
+// MARK: - 圆弧段
+struct RingArc: Shape {
+    let startAngle: Double
+    let endAngle: Double
+    
+    func path(in rect: CGRect) -> Path {
+        var p = Path()
+        let center = CGPoint(x: rect.midX, y: rect.midY)
+        let radius = min(rect.width, rect.height) / 2
+        p.addArc(
+            center: center,
+            radius: radius,
+            startAngle: .degrees(startAngle),
+            endAngle: .degrees(endAngle),
+            clockwise: false
+        )
+        return p
+    }
+}
+
+// MARK: - 三色播放三角（中心到三顶点分割）
+struct TriColorPlay: View {
+    let size: CGFloat
+    
+    var body: some View {
+        Canvas { ctx, canvasSize in
+            let w = canvasSize.width
+            let h = canvasSize.height
+            
+            // 三角顶点（播放键朝右）
+            let top = CGPoint(x: w * 0.15, y: 0)
+            let bottom = CGPoint(x: w * 0.15, y: h)
+            let right = CGPoint(x: w, y: h * 0.5)
+            
+            // 重心
+            let cx = (top.x + bottom.x + right.x) / 3
+            let cy = (top.y + bottom.y + right.y) / 3
+            let center = CGPoint(x: cx, y: cy)
+            
+            // 三色分区
+            let red = Path { p in
+                p.move(to: center)
+                p.addLine(to: top)
+                p.addLine(to: right)
+                p.closeSubpath()
+            }
+            let green = Path { p in
+                p.move(to: center)
+                p.addLine(to: right)
+                p.addLine(to: bottom)
+                p.closeSubpath()
+            }
+            let blue = Path { p in
+                p.move(to: center)
+                p.addLine(to: bottom)
+                p.addLine(to: top)
+                p.closeSubpath()
+            }
+            
+            ctx.fill(red, with: .color(Color(red: 1.0, green: 0.23, blue: 0.19)))
+            ctx.fill(green, with: .color(Color(red: 0.20, green: 0.78, blue: 0.35)))
+            ctx.fill(blue, with: .color(Color(red: 0.0, green: 0.48, blue: 1.0)))
+            
+            // 分割线
+            let lineW = max(0.5, w * 0.015)
+            for vertex in [top, bottom, right] {
+                var lp = Path()
+                lp.move(to: center)
+                lp.addLine(to: vertex)
+                ctx.stroke(lp, with: .color(.white.opacity(0.6)), lineWidth: lineW)
+            }
+        }
+        .frame(width: size, height: size)
+    }
+}
diff --git a/Sources/PlayerBridge.swift b/Sources/PlayerBridge.swift
index 46fe77d..889aab6 100644
--- a/Sources/PlayerBridge.swift
+++ b/Sources/PlayerBridge.swift
@@ -61,9 +61,11 @@ final class PlayerBridge: ObservableObject {
     
     // MARK: - 内部状态
     let player = AVPlayer()
+    var cancellables = Set<AnyCancellable>()
     private var timeObserver: Any?
     private var itemStatusObserver: NSKeyValueObservation?
-    private var cancellables = Set<AnyCancellable>()
+    private var playbackStatusObserver: NSKeyValueObservation?
+    private var endObserverToken: NSObjectProtocol?
     private var preferredTrackIndex: Int = 0
     
     #if os(macOS)
@@ -114,6 +116,10 @@ final class PlayerBridge: ObservableObject {
         currentIndex = index
         let item = queue[index]
         
+        // 先清除旧的 KVO，避免野指针
+        itemStatusObserver?.invalidate()
+        itemStatusObserver = nil
+        
         let playerItem = AVPlayerItem(url: item.url)
         player.replaceCurrentItem(with: playerItem)
         player.play()
@@ -136,7 +142,7 @@ final class PlayerBridge: ObservableObject {
     
     // MARK: - 播放结束
     private func setupEndObserver() {
-        NotificationCenter.default.addObserver(
+        endObserverToken = NotificationCenter.default.addObserver(
             forName: .AVPlayerItemDidPlayToEndTime, object: nil, queue: .main
         ) { [weak self] _ in
             Task { @MainActor in self?.onPlaybackEnded() }
@@ -330,8 +336,9 @@ final class PlayerBridge: ObservableObject {
     
     // MARK: - 播放列表窗口
     @Published var showPlaylistSheet = false
-    @Published var lastInteraction = Date()
-    @Published var isInteracting = false
+    // 自动隐藏：非 @Published，避免 onHover 触发视图重建导致崩溃
+    var lastInteraction = Date()
+    var isInteracting = false
     
     func recordInteraction() { lastInteraction = Date() }
     
@@ -365,17 +372,29 @@ final class PlayerBridge: ObservableObject {
     
     // MARK: - 播放状态
     private func setupPlaybackStatusObserver() {
-        player.publisher(for: \.timeControlStatus)
-            .receive(on: DispatchQueue.main)
-            .sink { [weak self] status in
-                self?.isPlaying = (status == .playing)
-            }
-            .store(in: &cancellables)
+        playbackStatusObserver = player.observe(\.timeControlStatus, options: [.new]) { [weak self] p, _ in
+            let playing = (p.timeControlStatus == .playing)
+            Task { @MainActor in self?.isPlaying = playing }
+        }
+    }
+    
+    /// 主动清理所有观察者，在 app 退出前调用
+    func cleanup() {
+        if let obs = timeObserver { player.removeTimeObserver(obs); timeObserver = nil }
+        itemStatusObserver?.invalidate(); itemStatusObserver = nil
+        playbackStatusObserver?.invalidate(); playbackStatusObserver = nil
+        if let token = endObserverToken { NotificationCenter.default.removeObserver(token); endObserverToken = nil }
+        player.pause()
+        player.replaceCurrentItem(with: nil)
     }
     
     deinit {
-        if let observer = timeObserver { player.removeTimeObserver(observer) }
+        if let obs = timeObserver { player.removeTimeObserver(obs) }
         itemStatusObserver?.invalidate()
+        playbackStatusObserver?.invalidate()
+        if let token = endObserverToken { NotificationCenter.default.removeObserver(token) }
+        player.pause()
+        player.replaceCurrentItem(with: nil)
     }
 }
 
diff --git a/Sources/Resources/en.lproj/Localizable.strings b/Sources/Resources/en.lproj/Localizable.strings
new file mode 100644
index 0000000..d7ef7b0
--- /dev/null
+++ b/Sources/Resources/en.lproj/Localizable.strings
@@ -0,0 +1,31 @@
+"play_pause" = "Play/Pause";
+"prev" = "Previous";
+"next" = "Next";
+"fullscreen" = "Fullscreen";
+"vol_up" = "Volume+";
+"vol_down" = "Volume-";
+"repeat_mode" = "Repeat Mode";
+"open_file" = "Open File...";
+"add_url" = "Add URL...";
+"menu_playback" = "Playback";
+"menu_file" = "File";
+"playlist" = "Playlist";
+"add_file" = "📂 Add File";
+"add_url_btn" = "🔗 Add URL";
+"items_count" = "items";
+"no_media" = "No media";
+"add_media_url" = "Add Media URL";
+"cancel" = "Cancel";
+"add" = "Add";
+"select_track" = "Select Track";
+"track" = "Track";
+"audio_track" = "🎵 Audio Track";
+"close" = "Close";
+"repeat_none" = "No Repeat";
+"repeat_single" = "Repeat One";
+"repeat_all" = "Repeat All";
+"now_playing" = "Now Playing: %@";
+"repeat_mode_label" = "Repeat: %@";
+"invalid_url" = "Invalid URL";
+"open" = "Open";
+"list" = "List";
diff --git a/Sources/Resources/iOS/AppIcon.appiconset/Contents.json b/Sources/Resources/iOS/AppIcon.appiconset/Contents.json
new file mode 100644
index 0000000..7b3bbd2
--- /dev/null
+++ b/Sources/Resources/iOS/AppIcon.appiconset/Contents.json
@@ -0,0 +1,74 @@
+{
+  "images": [
+    {
+      "filename": "icon_40.png",
+      "idiom": "iphone",
+      "scale": "2x",
+      "size": "20x20"
+    },
+    {
+      "filename": "icon_60.png",
+      "idiom": "iphone",
+      "scale": "3x",
+      "size": "20x20"
+    },
+    {
+      "filename": "icon_58.png",
+      "idiom": "iphone",
+      "scale": "2x",
+      "size": "29x29"
+    },
+    {
+      "filename": "icon_87.png",
+      "idiom": "iphone",
+      "scale": "3x",
+      "size": "29x29"
+    },
+    {
+      "filename": "icon_80.png",
+      "idiom": "iphone",
+      "scale": "2x",
+      "size": "40x40"
+    },
+    {
+      "filename": "icon_120.png",
+      "idiom": "iphone",
+      "scale": "3x",
+      "size": "40x40"
+    },
+    {
+      "filename": "icon_120.png",
+      "idiom": "iphone",
+      "scale": "2x",
+      "size": "60x60"
+    },
+    {
+      "filename": "icon_180.png",
+      "idiom": "iphone",
+      "scale": "3x",
+      "size": "60x60"
+    },
+    {
+      "filename": "icon_152.png",
+      "idiom": "ipad",
+      "scale": "2x",
+      "size": "76x76"
+    },
+    {
+      "filename": "icon_167.png",
+      "idiom": "ipad",
+      "scale": "2x",
+      "size": "83.5x83.5"
+    },
+    {
+      "filename": "icon_1024.png",
+      "idiom": "ios-marketing",
+      "scale": "1x",
+      "size": "1024x1024"
+    }
+  ],
+  "info": {
+    "author": "MiniPlayer",
+    "version": 1
+  }
+}
\ No newline at end of file
diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_1024.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_1024.png
new file mode 100644
index 0000000..0285f35
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diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_120.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_120.png
new file mode 100644
index 0000000..9d5f9a8
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diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_152.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_152.png
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index 0000000..c2ab899
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diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_167.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_167.png
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index 0000000..8d4d35e
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diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_180.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_180.png
new file mode 100644
index 0000000..0584068
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diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_40.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_40.png
new file mode 100644
index 0000000..d22550e
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diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_58.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_58.png
new file mode 100644
index 0000000..f44e57e
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diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_60.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_60.png
new file mode 100644
index 0000000..ca05232
Binary files /dev/null and b/Sources/Resources/iOS/AppIcon.appiconset/icon_60.png differ
diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_80.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_80.png
new file mode 100644
index 0000000..61d351f
Binary files /dev/null and b/Sources/Resources/iOS/AppIcon.appiconset/icon_80.png differ
diff --git a/Sources/Resources/iOS/AppIcon.appiconset/icon_87.png b/Sources/Resources/iOS/AppIcon.appiconset/icon_87.png
new file mode 100644
index 0000000..07af970
Binary files /dev/null and b/Sources/Resources/iOS/AppIcon.appiconset/icon_87.png differ
diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/Contents.json b/Sources/Resources/macOS/MiniPlayer.appiconset/Contents.json
new file mode 100644
index 0000000..d040faf
--- /dev/null
+++ b/Sources/Resources/macOS/MiniPlayer.appiconset/Contents.json
@@ -0,0 +1,68 @@
+{
+  "images": [
+    {
+      "filename": "icon_16.png",
+      "idiom": "mac",
+      "scale": "1x",
+      "size": "16x16"
+    },
+    {
+      "filename": "icon_16@2x.png",
+      "idiom": "mac",
+      "scale": "2x",
+      "size": "16x16"
+    },
+    {
+      "filename": "icon_32.png",
+      "idiom": "mac",
+      "scale": "1x",
+      "size": "32x32"
+    },
+    {
+      "filename": "icon_32@2x.png",
+      "idiom": "mac",
+      "scale": "2x",
+      "size": "32x32"
+    },
+    {
+      "filename": "icon_128.png",
+      "idiom": "mac",
+      "scale": "1x",
+      "size": "128x128"
+    },
+    {
+      "filename": "icon_128@2x.png",
+      "idiom": "mac",
+      "scale": "2x",
+      "size": "128x128"
+    },
+    {
+      "filename": "icon_256.png",
+      "idiom": "mac",
+      "scale": "1x",
+      "size": "256x256"
+    },
+    {
+      "filename": "icon_256@2x.png",
+      "idiom": "mac",
+      "scale": "2x",
+      "size": "256x256"
+    },
+    {
+      "filename": "icon_512.png",
+      "idiom": "mac",
+      "scale": "1x",
+      "size": "512x512"
+    },
+    {
+      "filename": "icon_512@2x.png",
+      "idiom": "mac",
+      "scale": "2x",
+      "size": "512x512"
+    }
+  ],
+  "info": {
+    "author": "MiniPlayer",
+    "version": 1
+  }
+}
\ No newline at end of file
diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/icon_128.png b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_128.png
new file mode 100644
index 0000000..bd90b01
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index 0000000..42b83dc
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diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/icon_16.png b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_16.png
new file mode 100644
index 0000000..4d52787
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index 0000000..76fdb3a
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diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/icon_256.png b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_256.png
new file mode 100644
index 0000000..42b83dc
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new file mode 100644
index 0000000..e78311b
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diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/icon_32.png b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_32.png
new file mode 100644
index 0000000..76fdb3a
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diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/icon_32@2x.png b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_32@2x.png
new file mode 100644
index 0000000..2ff0f7e
Binary files /dev/null and b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_32@2x.png differ
diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/icon_512.png b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_512.png
new file mode 100644
index 0000000..e78311b
Binary files /dev/null and b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_512.png differ
diff --git a/Sources/Resources/macOS/MiniPlayer.appiconset/icon_512@2x.png b/Sources/Resources/macOS/MiniPlayer.appiconset/icon_512@2x.png
new file mode 100644
index 0000000..0285f35
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diff --git a/Sources/Resources/zh-Hans.lproj/Localizable.strings b/Sources/Resources/zh-Hans.lproj/Localizable.strings
new file mode 100644
index 0000000..626acff
--- /dev/null
+++ b/Sources/Resources/zh-Hans.lproj/Localizable.strings
@@ -0,0 +1,31 @@
+"play_pause" = "播放/暂停";
+"prev" = "上一首";
+"next" = "下一首";
+"fullscreen" = "全屏";
+"vol_up" = "音量+";
+"vol_down" = "音量-";
+"repeat_mode" = "循环模式";
+"open_file" = "打开文件...";
+"add_url" = "添加URL...";
+"menu_playback" = "播放";
+"menu_file" = "文件";
+"playlist" = "播放列表";
+"add_file" = "📂 添加文件";
+"add_url_btn" = "🔗 添加URL";
+"items_count" = "项";
+"no_media" = "暂无媒体";
+"add_media_url" = "添加媒体URL";
+"cancel" = "取消";
+"add" = "添加";
+"select_track" = "选择音轨";
+"track" = "音轨";
+"audio_track" = "🎵 音轨";
+"close" = "关闭";
+"repeat_none" = "不循环";
+"repeat_single" = "单曲循环";
+"repeat_all" = "列表循环";
+"now_playing" = "正在播放: %@";
+"repeat_mode_label" = "循环模式: %@";
+"invalid_url" = "无效URL";
+"open" = "打开";
+"list" = "列表";
diff --git a/generate_icons.py b/generate_icons.py
new file mode 100644
index 0000000..b2e560c
--- /dev/null
+++ b/generate_icons.py
@@ -0,0 +1,217 @@
+#!/usr/bin/env python3
+"""Generate MiniPlayer app icons (tri-color play button + ring)"""
+
+from PIL import Image, ImageDraw
+import math
+import os
+
+def create_icon(size):
+    """Create icon at given size"""
+    img = Image.new('RGBA', (size, size), (0, 0, 0, 0))
+    draw = ImageDraw.Draw(img)
+    
+    # Background: dark rounded rect
+    margin = int(size * 0.05)
+    radius = int(size * 0.18)
+    draw.rounded_rectangle(
+        [margin, margin, size - margin, size - margin],
+        radius=radius,
+        fill=(28, 28, 30, 255)
+    )
+    
+    cx, cy = size / 2, size / 2
+    ring_radius = size * 0.38
+    ring_width = size * 0.06
+    tri_size = size * 0.28
+    
+    # Colors
+    RED = (255, 59, 48)
+    GREEN = (52, 199, 89)
+    BLUE = (0, 122, 255)
+    
+    # === Outer Ring: 3 arc segments ===
+    # Red: 150-270°, Green: 270-30°, Blue: 30-150°
+    # Draw as thick arcs
+    inner_r = ring_radius - ring_width / 2
+    outer_r = ring_radius + ring_width / 2
+    
+    def draw_arc_segment(color, start_deg, end_deg):
+        """Draw a thick arc segment"""
+        for angle in range(int(start_deg * 10), int(end_deg * 10)):
+            a = angle / 10.0
+            rad = math.radians(a)
+            ix = cx + inner_r * math.cos(rad)
+            iy = cy + inner_r * math.sin(rad)
+            ox = cx + outer_r * math.cos(rad)
+            oy = cy + outer_r * math.sin(rad)
+            draw.line([(ix, iy), (ox, oy)], fill=color, width=max(1, int(size * 0.005)))
+    
+    # Ring segments (start from top, clockwise)
+    # Red: top-left to bottom-left (180° arc, offset)
+    draw_arc_segment(RED, -60, 60)      # right side
+    draw_arc_segment(GREEN, 60, 180)    # bottom
+    draw_arc_segment(BLUE, 180, 300)    # left/top
+    
+    # === Play Triangle: split into 3 colored sections from center ===
+    # Triangle pointing right: vertices relative to center
+    # Shift slightly right for visual centering of play button
+    offset_x = tri_size * 0.08
+    
+    # Triangle vertices (pointing right)
+    top = (cx - tri_size * 0.4 + offset_x, cy - tri_size * 0.55)
+    bottom = (cx - tri_size * 0.4 + offset_x, cy + tri_size * 0.55)
+    right = (cx + tri_size * 0.55 + offset_x, cy)
+    
+    # Center of triangle
+    tcx = (top[0] + bottom[0] + right[0]) / 3
+    tcy = (top[1] + bottom[1] + right[1]) / 3
+    
+    # Draw 3 sections from center to each edge
+    # Section 1 (Red): center -> top -> right
+    draw.polygon([
+        (tcx, tcy),
+        top,
+        right
+    ], fill=RED)
+    
+    # Section 2 (Green): center -> right -> bottom
+    draw.polygon([
+        (tcx, tcy),
+        right,
+        bottom
+    ], fill=GREEN)
+    
+    # Section 3 (Blue): center -> bottom -> top
+    draw.polygon([
+        (tcx, tcy),
+        bottom,
+        top
+    ], fill=BLUE)
+    
+    # Thin white lines from center to vertices (separators)
+    line_w = max(1, int(size * 0.004))
+    draw.line([(tcx, tcy), top], fill=(255, 255, 255, 180), width=line_w)
+    draw.line([(tcx, tcy), bottom], fill=(255, 255, 255, 180), width=line_w)
+    draw.line([(tcx, tcy), right], fill=(255, 255, 255, 180), width=line_w)
+    
+    return img
+
+
+def generate_macos_icons(output_dir):
+    """Generate macOS .appiconset"""
+    appiconset = os.path.join(output_dir, "MiniPlayer.appiconset")
+    os.makedirs(appiconset, exist_ok=True)
+    
+    sizes = {
+        "icon_16": 16,
+        "icon_16@2x": 32,
+        "icon_32": 32,
+        "icon_32@2x": 64,
+        "icon_128": 128,
+        "icon_128@2x": 256,
+        "icon_256": 256,
+        "icon_256@2x": 512,
+        "icon_512": 512,
+        "icon_512@2x": 1024,
+    }
+    
+    images_json = []
+    for name, px in sizes.items():
+        fname = f"{name}.png"
+        icon = create_icon(px)
+        icon.save(os.path.join(appiconset, fname))
+        
+        # Parse size and scale
+        if "@2x" in name:
+            base = name.replace("@2x", "")
+            scale = "2x"
+            sz = base.replace("icon_", "")
+        else:
+            scale = "1x"
+            sz = name.replace("icon_", "")
+        
+        images_json.append({
+            "filename": fname,
+            "idiom": "mac",
+            "scale": scale,
+            "size": f"{sz}x{sz}"
+        })
+        print(f"  {fname}: {px}x{px}")
+    
+    # Write Contents.json
+    import json
+    contents = {
+        "images": images_json,
+        "info": {"author": "MiniPlayer", "version": 1}
+    }
+    with open(os.path.join(appiconset, "Contents.json"), "w") as f:
+        json.dump(contents, f, indent=2)
+    
+    print(f"  Contents.json written")
+
+
+def generate_ios_icons(output_dir):
+    """Generate iOS AppIcon set"""
+    appiconset = os.path.join(output_dir, "AppIcon.appiconset")
+    os.makedirs(appiconset, exist_ok=True)
+    
+    # iOS icon sizes (points x scale = pixels)
+    ios_sizes = [
+        ("20x20", "2x", 40),
+        ("20x20", "3x", 60),
+        ("29x29", "2x", 58),
+        ("29x29", "3x", 87),
+        ("40x40", "2x", 80),
+        ("40x40", "3x", 120),
+        ("60x60", "2x", 120),
+        ("60x60", "3x", 180),
+        ("76x76", "2x", 152),
+        ("83.5x83.5", "2x", 167),
+        ("1024x1024", "1x", 1024),
+    ]
+    
+    images_json = []
+    for sz, scale, px in ios_sizes:
+        fname = f"icon_{px}.png"
+        fpath = os.path.join(appiconset, fname)
+        if not os.path.exists(fpath):
+            icon = create_icon(px)
+            icon.save(fpath)
+        images_json.append({
+            "filename": fname,
+            "idiom": "ios-marketing" if px == 1024 else "iphone" if "x20" in sz or "x29" in sz or "x40" in sz or "x60" in sz else "ipad",
+            "scale": scale,
+            "size": sz
+        })
+        print(f"  {fname}: {px}x{px}")
+    
+    import json
+    contents = {
+        "images": images_json,
+        "info": {"author": "MiniPlayer", "version": 1}
+    }
+    with open(os.path.join(appiconset, "Contents.json"), "w") as f:
+        json.dump(contents, f, indent=2)
+    
+    print(f"  Contents.json written")
+
+
+if __name__ == "__main__":
+    base = os.path.dirname(os.path.abspath(__file__))
+    
+    print("=== macOS Icons ===")
+    macos_dir = os.path.join(base, "Sources", "Resources", "macOS")
+    generate_macos_icons(macos_dir)
+    
+    print("\n=== iOS Icons ===")
+    ios_dir = os.path.join(base, "Sources", "Resources", "iOS")
+    generate_ios_icons(ios_dir)
+    
+    # Also save a preview
+    preview = create_icon(512)
+    preview_path = os.path.join(base, "build", "icon_preview.png")
+    os.makedirs(os.path.dirname(preview_path), exist_ok=True)
+    preview.save(preview_path)
+    print(f"\nPreview: {preview_path}")
+    
+    print("\nDone!")