diff --git a/CustomKeyboard/Model/KBKey.h b/CustomKeyboard/Model/KBKey.h
index 44bcdda..ba4b7a4 100644
--- a/CustomKeyboard/Model/KBKey.h
+++ b/CustomKeyboard/Model/KBKey.h
@@ -20,13 +20,29 @@ typedef NS_ENUM(NSInteger, KBKeyType) {
     KBKeyTypeSymbolsToggle    // 数字面板内的“#+=/123”切换
 };
 
+/// 字母键的大小写变体标记（非字母键使用 KBKeyCaseVariantNone）
+typedef NS_ENUM(NSInteger, KBKeyCaseVariant) {
+    KBKeyCaseVariantNone  = 0,
+    KBKeyCaseVariantLower = 1,
+    KBKeyCaseVariantUpper = 2,
+};
+
 @interface KBKey : NSObject
 
 @property (nonatomic, assign) KBKeyType type;
 @property (nonatomic, copy) NSString *title;      // 显示标题
 @property (nonatomic, copy) NSString *output;     // 字符键插入的文本
+/// 逻辑按键标识，用于皮肤映射（如 @"letter_q" @"space" @"backspace"）
+@property (nonatomic, copy, nullable) NSString *identifier;
+/// 字母键的大小写变体（便于皮肤为大小写准备不同图）
+@property (nonatomic, assign) KBKeyCaseVariant caseVariant;
 
 + (instancetype)keyWithTitle:(NSString *)title output:(NSString *)output;
 + (instancetype)keyWithTitle:(NSString *)title type:(KBKeyType)type;
+/// 通用构造方法：用于指定 identifier，便于皮肤做精细控制
++ (instancetype)keyWithIdentifier:(nullable NSString *)identifier
+                            title:(NSString *)title
+                           output:(NSString *)output
+                             type:(KBKeyType)type;
 
 @end
diff --git a/CustomKeyboard/Model/KBKey.m b/CustomKeyboard/Model/KBKey.m
index 92d2625..d49a622 100644
--- a/CustomKeyboard/Model/KBKey.m
+++ b/CustomKeyboard/Model/KBKey.m
@@ -12,6 +12,7 @@
     k.type = KBKeyTypeCharacter;
     k.title = title ?: @"";
     k.output = output ?: title ?: @"";
+    k.caseVariant = KBKeyCaseVariantNone;
     return k;
 }
 
@@ -20,8 +21,21 @@
     k.type = type;
     k.title = title ?: @"";
     k.output = @"";
+    k.caseVariant = KBKeyCaseVariantNone;
+    return k;
+}
+
++ (instancetype)keyWithIdentifier:(NSString *)identifier
+                            title:(NSString *)title
+                           output:(NSString *)output
+                             type:(KBKeyType)type {
+    KBKey *k = [[KBKey alloc] init];
+    k.type = type;
+    k.identifier = identifier;
+    k.title = title ?: @"";
+    k.output = output ?: @"";
+    k.caseVariant = KBKeyCaseVariantNone;
     return k;
 }
 
 @end
-
diff --git a/CustomKeyboard/View/KBKeyButton.h b/CustomKeyboard/View/KBKeyButton.h
index c9a9b8a..7c214a9 100644
--- a/CustomKeyboard/View/KBKeyButton.h
+++ b/CustomKeyboard/View/KBKeyButton.h
@@ -17,4 +17,7 @@
 /// 根据选中/高亮等状态刷新外观
 - (void)refreshStateAppearance;
 
+/// 根据当前皮肤与按键标识，应用图标和文字显隐等细节
+- (void)applyThemeForCurrentKey;
+
 @end
diff --git a/CustomKeyboard/View/KBKeyButton.m b/CustomKeyboard/View/KBKeyButton.m
index 4de0114..ba827da 100644
--- a/CustomKeyboard/View/KBKeyButton.m
+++ b/CustomKeyboard/View/KBKeyButton.m
@@ -7,6 +7,10 @@
 #import "KBKey.h"
 #import "KBSkinManager.h"
 
+@interface KBKeyButton ()
+@property (nonatomic, strong) UIImageView *iconView;
+@end
+
 @implementation KBKeyButton
 
 - (instancetype)initWithFrame:(CGRect)frame {
@@ -29,6 +33,34 @@
     self.layer.shadowOffset = CGSizeMake(0, 1);
     self.layer.shadowRadius = 1.5;
     [self refreshStateAppearance];
+
+    // 懒创建图标视图，用于后续皮肤按键小图标展示
+    if (!self.iconView) {
+        UIImageView *iv = [[UIImageView alloc] initWithFrame:CGRectZero];
+        // 作为按键的整块皮肤背景，铺满整个按钮区域
+        iv.contentMode = UIViewContentModeScaleAspectFill;
+        iv.clipsToBounds = YES;
+        iv.translatesAutoresizingMaskIntoConstraints = NO;
+        [self addSubview:iv];
+        // 让皮肤图片撑满整个按钮
+        [NSLayoutConstraint activateConstraints:@[
+            [iv.topAnchor constraintEqualToAnchor:self.topAnchor],
+            [iv.bottomAnchor constraintEqualToAnchor:self.bottomAnchor],
+            [iv.leadingAnchor constraintEqualToAnchor:self.leadingAnchor],
+            [iv.trailingAnchor constraintEqualToAnchor:self.trailingAnchor],
+        ]];
+        self.iconView = iv;
+
+        // 文字保持居中；若需要显示文字，则覆盖在皮肤图片之上
+        self.titleEdgeInsets = UIEdgeInsetsZero;
+        [self bringSubviewToFront:self.titleLabel];
+    }
+}
+
+- (void)setKey:(KBKey *)key {
+    _key = key;
+    // 每次切换按键模型时，根据皮肤刷新一次图标和文字显隐
+    [self applyThemeForCurrentKey];
 }
 
 - (void)setHighlighted:(BOOL)highlighted {
@@ -56,4 +88,19 @@
     }
 }
 
+- (void)applyThemeForCurrentKey {
+    // 依据皮肤决定是否显示文字
+    NSString *identifier = self.key.identifier;
+    BOOL hideText = [[KBSkinManager shared] shouldHideKeyTextForIdentifier:identifier];
+    self.titleLabel.hidden = hideText;
+
+    // 根据皮肤映射加载图标（若有），支持大小写变体：
+    // - identifier: 逻辑按键标识（如 letter_q）
+    // - caseVariant: 0/1/2 => 无变体/小写/大写
+    NSInteger variant = (NSInteger)self.key.caseVariant;
+    UIImage *iconImg = [[KBSkinManager shared] iconImageForKeyIdentifier:identifier caseVariant:variant];
+    self.iconView.image = iconImg;
+    self.iconView.hidden = (iconImg == nil);
+}
+
 @end
diff --git a/CustomKeyboard/View/KBKeyboardView.m b/CustomKeyboard/View/KBKeyboardView.m
index 3438ba1..607f501 100644
--- a/CustomKeyboard/View/KBKeyboardView.m
+++ b/CustomKeyboard/View/KBKeyboardView.m
@@ -96,16 +96,41 @@
 
         if (!self.symbolsMoreOn) {
             // 数字第一页（123）
-            r1 = @[ [KBKey keyWithTitle:@"1" output:@"1"], [KBKey keyWithTitle:@"2" output:@"2"], [KBKey keyWithTitle:@"3" output:@"3"],
-                    [KBKey keyWithTitle:@"4" output:@"4"], [KBKey keyWithTitle:@"5" output:@"5"], [KBKey keyWithTitle:@"6" output:@"6"],
-                    [KBKey keyWithTitle:@"7" output:@"7"], [KBKey keyWithTitle:@"8" output:@"8"], [KBKey keyWithTitle:@"9" output:@"9"], [KBKey keyWithTitle:@"0" output:@"0"] ];
-            r2 = @[ [KBKey keyWithTitle:@"-" output:@"-"], [KBKey keyWithTitle:@"/" output:@"/"], [KBKey keyWithTitle:@":" output:@":"],
-                    [KBKey keyWithTitle:@";" output:@";"], [KBKey keyWithTitle:@"(" output:@"("], [KBKey keyWithTitle:@")" output:@")"],
-                    [KBKey keyWithTitle:@"$" output:@"$"], [KBKey keyWithTitle:@"&" output:@"&"], [KBKey keyWithTitle:@"@" output:@"@"], [KBKey keyWithTitle:@"\"" output:@"\""] ];
-            r3 = @[ [KBKey keyWithTitle:@"#+=" type:KBKeyTypeSymbolsToggle],
-                    [KBKey keyWithTitle:@"," output:@","], [KBKey keyWithTitle:@"." output:@"."], [KBKey keyWithTitle:@"?" output:@"?"],
-                    [KBKey keyWithTitle:@"!" output:@"!"], [KBKey keyWithTitle:@"'" output:@"'"],
-                    [KBKey keyWithTitle:@"⌫" type:KBKeyTypeBackspace] ];
+            r1 = @[ [KBKey keyWithTitle:@"1" output:@"1"],
+                    [KBKey keyWithTitle:@"2" output:@"2"],
+                    [KBKey keyWithTitle:@"3" output:@"3"],
+                    [KBKey keyWithTitle:@"4" output:@"4"],
+                    [KBKey keyWithTitle:@"5" output:@"5"],
+                    [KBKey keyWithTitle:@"6" output:@"6"],
+                    [KBKey keyWithTitle:@"7" output:@"7"],
+                    [KBKey keyWithTitle:@"8" output:@"8"],
+                    [KBKey keyWithTitle:@"9" output:@"9"],
+                    [KBKey keyWithTitle:@"0" output:@"0"] ];
+            r2 = @[ [KBKey keyWithTitle:@"-" output:@"-"],
+                    [KBKey keyWithTitle:@"/" output:@"/"],
+                    [KBKey keyWithTitle:@":" output:@":"],
+                    [KBKey keyWithTitle:@";" output:@";"],
+                    [KBKey keyWithTitle:@"(" output:@"("],
+                    [KBKey keyWithTitle:@")" output:@")"],
+                    [KBKey keyWithTitle:@"$" output:@"$"],
+                    [KBKey keyWithTitle:@"&" output:@"&"],
+                    [KBKey keyWithTitle:@"@" output:@"@"],
+                    [KBKey keyWithTitle:@"\"" output:@"\""] ];
+            // 第三行：左下角是“#+=”切换键，右下角是退格键
+            KBKey *toggle = [KBKey keyWithIdentifier:@"symbols_toggle_more"
+                                               title:@"#+="
+                                              output:@""
+                                                type:KBKeyTypeSymbolsToggle];
+            KBKey *comma = [KBKey keyWithTitle:@"," output:@","];
+            KBKey *dot = [KBKey keyWithTitle:@"." output:@"."];
+            KBKey *q = [KBKey keyWithTitle:@"?" output:@"?"];
+            KBKey *ex = [KBKey keyWithTitle:@"!" output:@"!"];
+            KBKey *quote = [KBKey keyWithTitle:@"'" output:@"'"];
+            KBKey *back = [KBKey keyWithIdentifier:@"backspace"
+                                             title:@"⌫"
+                                            output:@""
+                                              type:KBKeyTypeBackspace];
+            r3 = @[ toggle, comma, dot, q, ex, quote, back ];
         } else {
             // 数字第二页（#+=）：前两行替换为更多符号，左下角按钮文案改为“123”
             r1 = @[ [KBKey keyWithTitle:@"[" output:@"["], [KBKey keyWithTitle:@"]" output:@"]"], [KBKey keyWithTitle:@"{" output:@"{"],
@@ -116,16 +141,40 @@
                     [KBKey keyWithTitle:@"~" output:@"~"], [KBKey keyWithTitle:@"<" output:@"<"], [KBKey keyWithTitle:@">" output:@">"],
                     [KBKey keyWithTitle:@"$" output:@"$"], [KBKey keyWithTitle:@"€" output:@"€"], [KBKey keyWithTitle:@"£" output:@"£"],
                     [KBKey keyWithTitle:@"•" output:@"•"] ];
-            r3 = @[ [KBKey keyWithTitle:@"123" type:KBKeyTypeSymbolsToggle],
-                    [KBKey keyWithTitle:@"," output:@","], [KBKey keyWithTitle:@"." output:@"."], [KBKey keyWithTitle:@"?" output:@"?"],
-                    [KBKey keyWithTitle:@"!" output:@"!"], [KBKey keyWithTitle:@"'" output:@"'"],
-                    [KBKey keyWithTitle:@"⌫" type:KBKeyTypeBackspace] ];
+            KBKey *toggle = [KBKey keyWithIdentifier:@"symbols_toggle_123"
+                                               title:@"123"
+                                              output:@""
+                                                type:KBKeyTypeSymbolsToggle];
+            KBKey *comma = [KBKey keyWithTitle:@"," output:@","];
+            KBKey *dot = [KBKey keyWithTitle:@"." output:@"."];
+            KBKey *q = [KBKey keyWithTitle:@"?" output:@"?"];
+            KBKey *ex = [KBKey keyWithTitle:@"!" output:@"!"];
+            KBKey *quote = [KBKey keyWithTitle:@"'" output:@"'"];
+            KBKey *back = [KBKey keyWithIdentifier:@"backspace"
+                                             title:@"⌫"
+                                            output:@""
+                                              type:KBKeyTypeBackspace];
+            r3 = @[ toggle, comma, dot, q, ex, quote, back ];
         }
 
-        NSArray *r4 = @[ [KBKey keyWithTitle:@"abc" type:KBKeyTypeModeChange],
-                         [KBKey keyWithTitle:@"AI" type:KBKeyTypeCustom],
-                         [KBKey keyWithTitle:@"space" type:KBKeyTypeSpace],
-                         [KBKey keyWithTitle:KBLocalized(@"Send") type:KBKeyTypeReturn] ];
+        KBKey *modeABC = [KBKey keyWithIdentifier:@"mode_abc"
+                                            title:@"abc"
+                                           output:@""
+                                             type:KBKeyTypeModeChange];
+        KBKey *customAI = [KBKey keyWithIdentifier:@"ai"
+                                             title:@"AI"
+                                            output:@""
+                                              type:KBKeyTypeCustom];
+        KBKey *space = [KBKey keyWithIdentifier:@"space"
+                                          title:@"space"
+                                         output:@" "
+                                           type:KBKeyTypeSpace];
+        KBKey *ret = [KBKey keyWithIdentifier:@"return"
+                                        title:KBLocalized(@"Send")
+                                       output:@"\n"
+                                         type:KBKeyTypeReturn];
+
+        NSArray *r4 = @[ modeABC, customAI, space, ret ];
 
         return @[r1, r2, r3, r4];
     }
@@ -139,27 +188,67 @@
     // 字母键标题与输出同时随 Shift 切换大小写，界面与输入保持一致
     for (NSString *s in r1) {
         NSString *shown = self.shiftOn ? s : s.lowercaseString;
-        [row1 addObject:[KBKey keyWithTitle:shown output:shown]];
+        NSString *identifier = [NSString stringWithFormat:@"letter_%@", s.lowercaseString];
+        KBKey *k = [KBKey keyWithIdentifier:identifier
+                                      title:shown
+                                     output:shown
+                                       type:KBKeyTypeCharacter];
+        k.caseVariant = self.shiftOn ? KBKeyCaseVariantUpper : KBKeyCaseVariantLower;
+        [row1 addObject:k];
     }
 
     NSMutableArray *row2 = [NSMutableArray arrayWithCapacity:r2.count];
     for (NSString *s in r2) {
         NSString *shown = self.shiftOn ? s : s.lowercaseString;
-        [row2 addObject:[KBKey keyWithTitle:shown output:shown]];
+        NSString *identifier = [NSString stringWithFormat:@"letter_%@", s.lowercaseString];
+        KBKey *k = [KBKey keyWithIdentifier:identifier
+                                      title:shown
+                                     output:shown
+                                       type:KBKeyTypeCharacter];
+        k.caseVariant = self.shiftOn ? KBKeyCaseVariantUpper : KBKeyCaseVariantLower;
+        [row2 addObject:k];
     }
 
     NSMutableArray *row3 = [NSMutableArray array];
-    [row3 addObject:[KBKey keyWithTitle:@"⇧" type:KBKeyTypeShift]];
+    KBKey *shift = [KBKey keyWithIdentifier:@"shift"
+                                      title:@"⇧"
+                                     output:@""
+                                       type:KBKeyTypeShift];
+    [row3 addObject:shift];
     for (NSString *s in r3chars) {
         NSString *shown = self.shiftOn ? s : s.lowercaseString;
-        [row3 addObject:[KBKey keyWithTitle:shown output:shown]];
+        NSString *identifier = [NSString stringWithFormat:@"letter_%@", s.lowercaseString];
+        KBKey *k = [KBKey keyWithIdentifier:identifier
+                                      title:shown
+                                     output:shown
+                                       type:KBKeyTypeCharacter];
+        k.caseVariant = self.shiftOn ? KBKeyCaseVariantUpper : KBKeyCaseVariantLower;
+        [row3 addObject:k];
     }
-    [row3 addObject:[KBKey keyWithTitle:@"⌫" type:KBKeyTypeBackspace]];
+    KBKey *backspace = [KBKey keyWithIdentifier:@"backspace"
+                                          title:@"⌫"
+                                         output:@""
+                                           type:KBKeyTypeBackspace];
+    [row3 addObject:backspace];
 
-    NSArray *row4 = @[ [KBKey keyWithTitle:@"123" type:KBKeyTypeModeChange],
-                       [KBKey keyWithTitle:@"AI" type:KBKeyTypeCustom],
-                       [KBKey keyWithTitle:@"space" type:KBKeyTypeSpace],
-                       [KBKey keyWithTitle:KBLocalized(@"Send") type:KBKeyTypeReturn] ];
+    KBKey *mode123 = [KBKey keyWithIdentifier:@"mode_123"
+                                        title:@"123"
+                                       output:@""
+                                         type:KBKeyTypeModeChange];
+    KBKey *customAI = [KBKey keyWithIdentifier:@"ai"
+                                         title:@"AI"
+                                        output:@""
+                                          type:KBKeyTypeCustom];
+    KBKey *space = [KBKey keyWithIdentifier:@"space"
+                                      title:@"space"
+                                     output:@" "
+                                       type:KBKeyTypeSpace];
+    KBKey *ret = [KBKey keyWithIdentifier:@"return"
+                                    title:KBLocalized(@"Send")
+                                   output:@"\n"
+                                     type:KBKeyTypeReturn];
+
+    NSArray *row4 = @[ mode123, customAI, space, ret ];
 
     return @[row1.copy, row2.copy, row3.copy, row4];
 }
diff --git a/Shared/KBConfig.h b/Shared/KBConfig.h
index c242718..b4db3b4 100644
--- a/Shared/KBConfig.h
+++ b/Shared/KBConfig.h
@@ -19,6 +19,13 @@
 /// APP Groups
 #define AppGroup @"group.com.loveKey.nyx"
 
+/// 皮肤图标加载模式：
+/// 0 = 使用本地 Assets 图片名（key_icons 的 value 写成图片名，例如 "kb_q_melon"）
+/// 1 = 使用远程 URL 下载到 App Group 目录，再由键盘扩展从文件系统加载
+#ifndef KB_SKIN_ICON_USE_REMOTE
+#define KB_SKIN_ICON_USE_REMOTE 0
+#endif
+
 
 // 基础baseUrl
 #ifndef KB_BASE_URL
@@ -84,4 +91,3 @@ static inline CGFloat KBFit(CGFloat designValue) {
 #ifndef KBWeakSelf
 #define KBWeakSelf __weak __typeof(self) weakSelf = self;
 #endif
-
diff --git a/Shared/KBSkinManager.h b/Shared/KBSkinManager.h
index b82350a..5eb398f 100644
--- a/Shared/KBSkinManager.h
+++ b/Shared/KBSkinManager.h
@@ -26,6 +26,10 @@ extern NSString * const KBDarwinSkinChanged;         // cross-process
 @property (nonatomic, strong) UIColor *accentColor;     // function view accents
 /// 可选：键盘背景图片的 PNG/JPEG 数据（若存在，优先显示图片）
 @property (nonatomic, strong, nullable) NSData *backgroundImageData;
+/// 可选：需要隐藏文字的按键标识集合（例如 @"letter_q" @"space" 等）
+@property (nonatomic, strong, nullable) NSArray<NSString *> *hiddenKeyTextIdentifiers;
+/// 可选：按键图标映射（按键标识 -> 图标名或路径），具体加载策略由上层决定
+@property (nonatomic, strong, nullable) NSDictionary<NSString *, NSString *> *keyIconMap;
 @end
 
 /// Shared skin manager (Keychain Sharing based)
@@ -50,6 +54,23 @@ extern NSString * const KBDarwinSkinChanged;         // cross-process
 /// 当前背景图片（若存在）
 - (nullable UIImage *)currentBackgroundImage;
 
+/// 当前主题下，指定按键标识的文字是否应被隐藏（例如图标里已包含字母）
+- (BOOL)shouldHideKeyTextForIdentifier:(nullable NSString *)identifier;
+
+/// 当前主题下，指定按键标识对应的图标名（可作为 imageName 或文件相对路径），若未配置则为 nil
+- (nullable NSString *)iconNameForKeyIdentifier:(nullable NSString *)identifier;
+
+/// 当前主题下，返回指定按键的图标图片。
+/// 若 keyIconMap 中的 value 不包含 "/"，则按本地 Assets 名称加载；
+/// 若包含 "/"，则视为相对 App Group 根目录的文件路径，从文件系统加载。
+- (nullable UIImage *)iconImageForKeyIdentifier:(nullable NSString *)identifier;
+
+/// 带大小写变体的按键图标获取接口。
+/// @param identifier 逻辑按键标识（如 @"letter_q" @"space"）
+/// @param caseVariant 0=无变体/非字母，1=小写，2=大写（与 KBKeyCaseVariant 对应）
+- (nullable UIImage *)iconImageForKeyIdentifier:(nullable NSString *)identifier
+                                     caseVariant:(NSInteger)caseVariant;
+
 /// Parse a hex color string like "#RRGGBB"/"#RRGGBBAA"
 + (UIColor *)colorFromHexString:(NSString *)hex defaultColor:(UIColor *)fallback;
 
diff --git a/Shared/KBSkinManager.m b/Shared/KBSkinManager.m
index 6497ff4..7e527b3 100644
--- a/Shared/KBSkinManager.m
+++ b/Shared/KBSkinManager.m
@@ -27,6 +27,12 @@ static NSString * const kKBSkinAccount = @"current";              // Keychain ac
     if (self.backgroundImageData) {
         [coder encodeObject:self.backgroundImageData forKey:@"backgroundImageData"];
     }
+    if (self.hiddenKeyTextIdentifiers.count > 0) {
+        [coder encodeObject:self.hiddenKeyTextIdentifiers forKey:@"hiddenKeyTextIdentifiers"];
+    }
+    if (self.keyIconMap.count > 0) {
+        [coder encodeObject:self.keyIconMap forKey:@"keyIconMap"];
+    }
 }
 
 - (instancetype)initWithCoder:(NSCoder *)coder {
@@ -39,6 +45,9 @@ static NSString * const kKBSkinAccount = @"current";              // Keychain ac
         _keyHighlightBackground = [coder decodeObjectOfClass:UIColor.class forKey:@"keyHighlightBackground"] ?: [UIColor colorWithWhite:0.85 alpha:1.0];
         _accentColor = [coder decodeObjectOfClass:UIColor.class forKey:@"accentColor"] ?: [UIColor colorWithRed:0.77 green:0.93 blue:0.82 alpha:1.0];
         _backgroundImageData = [coder decodeObjectOfClass:NSData.class forKey:@"backgroundImageData"];
+        // 这两个字段是新增的，旧数据没有也没关系
+        _hiddenKeyTextIdentifiers = [coder decodeObjectOfClass:NSArray.class forKey:@"hiddenKeyTextIdentifiers"];
+        _keyIconMap = [coder decodeObjectOfClass:NSDictionary.class forKey:@"keyIconMap"];
     }
     return self;
 }
@@ -91,6 +100,16 @@ static void KBSkinDarwinCallback(CFNotificationCenterRef center, void *observer,
     t.keyTextColor = [self.class colorFromHexString:json[@"key_text"] defaultColor:[self.class defaultTheme].keyTextColor];
     t.keyHighlightBackground = [self.class colorFromHexString:json[@"key_highlight"] defaultColor:[self.class defaultTheme].keyHighlightBackground];
     t.accentColor = [self.class colorFromHexString:json[@"accent"] defaultColor:[self.class defaultTheme].accentColor];
+    // 可选：hidden_keys 为需要隐藏文本的按键标识数组
+    id hidden = json[@"hidden_keys"];
+    if ([hidden isKindOfClass:NSArray.class]) {
+        t.hiddenKeyTextIdentifiers = hidden;
+    }
+    // 可选：key_icons 为 按键标识 -> 图标名/文件名 的字典
+    id icons = json[@"key_icons"];
+    if ([icons isKindOfClass:NSDictionary.class]) {
+        t.keyIconMap = icons;
+    }
     return [self applyTheme:t];
 }
 
@@ -121,6 +140,9 @@ static void KBSkinDarwinCallback(CFNotificationCenterRef center, void *observer,
     t.keyTextColor = base.keyTextColor ?: [self.class defaultTheme].keyTextColor;
     t.keyHighlightBackground = base.keyHighlightBackground ?: [self.class defaultTheme].keyHighlightBackground;
     t.accentColor = base.accentColor ?: [self.class defaultTheme].accentColor;
+    // 继承按键文本隐藏配置和图标映射，避免仅切换背景时丢失这些设置
+    t.hiddenKeyTextIdentifiers = base.hiddenKeyTextIdentifiers;
+    t.keyIconMap = base.keyIconMap;
     t.backgroundImageData = imageData;
     return [self applyTheme:t];
 }
@@ -131,6 +153,103 @@ static void KBSkinDarwinCallback(CFNotificationCenterRef center, void *observer,
     return [UIImage imageWithData:d scale:[UIScreen mainScreen].scale] ?: nil;
 }
 
+- (BOOL)shouldHideKeyTextForIdentifier:(NSString *)identifier {
+    if (identifier.length == 0) return NO;
+    NSArray<NSString *> *list = self.current.hiddenKeyTextIdentifiers;
+    if (list.count == 0) return NO;
+    // 简单线性查找，数量有限足够；如需可改为 NSSet 缓存。
+    for (NSString *s in list) {
+        if ([s isKindOfClass:NSString.class] && [s isEqualToString:identifier]) {
+            return YES;
+        }
+    }
+    return NO;
+}
+
+- (NSString *)iconNameForKeyIdentifier:(NSString *)identifier {
+    if (identifier.length == 0) return nil;
+    NSDictionary<NSString *, NSString *> *map = self.current.keyIconMap;
+    if (map.count == 0) return nil;
+    NSString *name = map[identifier];
+    if (![name isKindOfClass:NSString.class] || name.length == 0) return nil;
+    return name;
+}
+
+- (UIImage *)iconImageForKeyIdentifier:(NSString *)identifier {
+    return [self iconImageForKeyIdentifier:identifier caseVariant:0];
+}
+
+- (UIImage *)iconImageForKeyIdentifier:(NSString *)identifier caseVariant:(NSInteger)caseVariant {
+    NSDictionary<NSString *, NSString *> *map = self.current.keyIconMap;
+    NSString *value = nil;
+
+    if (identifier.length > 0 && map.count > 0) {
+        // 1) 大小写变体优先：letter_q_upper / letter_q_lower
+        if (caseVariant == 2) { // upper
+            NSString *keyUpper = [identifier stringByAppendingString:@"_upper"];
+            NSString *candidate = map[keyUpper];
+            if ([candidate isKindOfClass:NSString.class] && candidate.length > 0) {
+                value = candidate;
+            }
+        } else if (caseVariant == 1) { // lower
+            NSString *keyLower = [identifier stringByAppendingString:@"_lower"];
+            NSString *candidate = map[keyLower];
+            if ([candidate isKindOfClass:NSString.class] && candidate.length > 0) {
+                value = candidate;
+            }
+        }
+
+        // 2) 若未配置大小写专用图标，则回退到基础 id（兼容旧数据：letter_q）
+        if (value.length == 0) {
+            NSString *candidate = map[identifier];
+            if ([candidate isKindOfClass:NSString.class] && candidate.length > 0) {
+                value = candidate;
+            }
+        }
+    }
+
+    // 若在 keyIconMap 中找到了 value，按约定加载
+    if (value.length > 0) {
+        if ([value containsString:@"/"]) {
+            // 视为相对 App Group 根目录的文件路径
+            NSURL *containerURL = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:AppGroup];
+            if (!containerURL) return nil;
+            NSString *fullPath = [[containerURL.path stringByAppendingPathComponent:value] stringByStandardizingPath];
+            if (![[NSFileManager defaultManager] fileExistsAtPath:fullPath]) return nil;
+            return [UIImage imageWithContentsOfFile:fullPath];
+        }
+        // 否则按本地 Assets 名称加载（兼容旧实现）
+        return [UIImage imageNamed:value];
+    }
+
+    // 兜底：若 keyIconMap 中没有该键，则按照约定的命名规则直接从 App Group 读取：
+    // Skins/<skinId>/icons/(identifier[_upper/_lower]).png
+    NSString *skinId = self.current.skinId;
+    if (skinId.length == 0 || identifier.length == 0) return nil;
+    NSURL *containerURL = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:AppGroup];
+    if (!containerURL) return nil;
+    // 先尝试大小写后缀
+    if (caseVariant == 2) {
+        NSString *relativeUpper = [NSString stringWithFormat:@"Skins/%@/icons/%@_upper.png", skinId, identifier];
+        NSString *fullUpper = [[containerURL.path stringByAppendingPathComponent:relativeUpper] stringByStandardizingPath];
+        if ([[NSFileManager defaultManager] fileExistsAtPath:fullUpper]) {
+            return [UIImage imageWithContentsOfFile:fullUpper];
+        }
+    } else if (caseVariant == 1) {
+        NSString *relativeLower = [NSString stringWithFormat:@"Skins/%@/icons/%@_lower.png", skinId, identifier];
+        NSString *fullLower = [[containerURL.path stringByAppendingPathComponent:relativeLower] stringByStandardizingPath];
+        if ([[NSFileManager defaultManager] fileExistsAtPath:fullLower]) {
+            return [UIImage imageWithContentsOfFile:fullLower];
+        }
+    }
+
+    // 最后回退到基础 id：Skins/<skinId>/icons/<identifier>.png
+    NSString *relative = [NSString stringWithFormat:@"Skins/%@/icons/%@.png", skinId, identifier];
+    NSString *fullPath = [[containerURL.path stringByAppendingPathComponent:relative] stringByStandardizingPath];
+    if (![[NSFileManager defaultManager] fileExistsAtPath:fullPath]) return nil;
+    return [UIImage imageWithContentsOfFile:fullPath];
+}
+
 + (UIColor *)colorFromHexString:(NSString *)hex defaultColor:(UIColor *)fallback {
     if (![hex isKindOfClass:NSString.class] || hex.length == 0) return fallback;
     NSString *s = [[hex stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] lowercaseString];
diff --git a/keyBoard.xcodeproj/project.pbxproj b/keyBoard.xcodeproj/project.pbxproj
index 0b7d6cf..d251b87 100644
--- a/keyBoard.xcodeproj/project.pbxproj
+++ b/keyBoard.xcodeproj/project.pbxproj
@@ -26,6 +26,7 @@
 		04122FB32EC73C0100EF7AB3 /* KBVipReviewListCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 04122FB22EC73C0100EF7AB3 /* KBVipReviewListCell.m */; };
 		04286A002ECAEF2B00CE730C /* KBMoneyBtn.m in Sources */ = {isa = PBXBuildFile; fileRef = 042869FE2ECAEF2B00CE730C /* KBMoneyBtn.m */; };
 		04286A032ECB0A1600CE730C /* KBSexSelVC.m in Sources */ = {isa = PBXBuildFile; fileRef = 04286A022ECB0A1600CE730C /* KBSexSelVC.m */; };
+		04286A062ECC81B200CE730C /* KBSkinService.m in Sources */ = {isa = PBXBuildFile; fileRef = 04286A052ECC81B200CE730C /* KBSkinService.m */; };
 		043FBCD22EAF97630036AFE1 /* KBPermissionViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 04C6EAE12EAF940F0089C901 /* KBPermissionViewController.m */; };
 		0459D1B42EBA284C00F2D189 /* KBSkinCenterVC.m in Sources */ = {isa = PBXBuildFile; fileRef = 0459D1B32EBA284C00F2D189 /* KBSkinCenterVC.m */; };
 		0459D1B72EBA287900F2D189 /* KBSkinManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 0459D1B62EBA287900F2D189 /* KBSkinManager.m */; };
@@ -234,6 +235,8 @@
 		042869FE2ECAEF2B00CE730C /* KBMoneyBtn.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBMoneyBtn.m; sourceTree = "<group>"; };
 		04286A012ECB0A1600CE730C /* KBSexSelVC.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBSexSelVC.h; sourceTree = "<group>"; };
 		04286A022ECB0A1600CE730C /* KBSexSelVC.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBSexSelVC.m; sourceTree = "<group>"; };
+		04286A042ECC81B200CE730C /* KBSkinService.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBSkinService.h; sourceTree = "<group>"; };
+		04286A052ECC81B200CE730C /* KBSkinService.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBSkinService.m; sourceTree = "<group>"; };
 		0459D1B22EBA284C00F2D189 /* KBSkinCenterVC.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBSkinCenterVC.h; sourceTree = "<group>"; };
 		0459D1B32EBA284C00F2D189 /* KBSkinCenterVC.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBSkinCenterVC.m; sourceTree = "<group>"; };
 		0459D1B52EBA287900F2D189 /* KBSkinManager.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBSkinManager.h; sourceTree = "<group>"; };
@@ -1297,6 +1300,8 @@
 			children = (
 				04FC95F22EB339C1007BD342 /* AppleSignInManager.h */,
 				04FC95F32EB339C1007BD342 /* AppleSignInManager.m */,
+				04286A042ECC81B200CE730C /* KBSkinService.h */,
+				04286A052ECC81B200CE730C /* KBSkinService.m */,
 			);
 			path = Manager;
 			sourceTree = "<group>";
@@ -1621,6 +1626,7 @@
 				04122F882EC6F07F00EF7AB3 /* KBFullAccessManager.m in Sources */,
 				04122F622EC5F41D00EF7AB3 /* KBUser.m in Sources */,
 				04122F8B2EC6F7C800EF7AB3 /* IAPVerifyTransactionObj.m in Sources */,
+				04286A062ECC81B200CE730C /* KBSkinService.m in Sources */,
 				04122FAD2EC73C0100EF7AB3 /* KBVipSubscribeCell.m in Sources */,
 				049FB31D2EC21BCD00FAB05D /* KBMyKeyboardCell.m in Sources */,
 				048909F62EC0AAAA00FABA60 /* KBCategoryTitleCell.m in Sources */,
diff --git a/keyBoard/Assets.xcassets/Test/Contents.json b/keyBoard/Assets.xcassets/Test/Contents.json
new file mode 100644
index 0000000..73c0059
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/Contents.json
@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_123.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_123.imageset/Contents.json
new file mode 100644
index 0000000..1682122
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_123.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_123@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_123@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_123.imageset/key_123@2x.png b/keyBoard/Assets.xcassets/Test/key_123.imageset/key_123@2x.png
new file mode 100644
index 0000000..7ab9828
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_123.imageset/key_123@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_123.imageset/key_123@3x.png b/keyBoard/Assets.xcassets/Test/key_123.imageset/key_123@3x.png
new file mode 100644
index 0000000..cdc2457
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_123.imageset/key_123@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_a.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_a.imageset/Contents.json
new file mode 100644
index 0000000..0e11b46
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_a.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_a@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_a@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_a.imageset/key_a@2x.png b/keyBoard/Assets.xcassets/Test/key_a.imageset/key_a@2x.png
new file mode 100644
index 0000000..00812a2
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_a.imageset/key_a@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_a.imageset/key_a@3x.png b/keyBoard/Assets.xcassets/Test/key_a.imageset/key_a@3x.png
new file mode 100644
index 0000000..2f6c4ba
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_a.imageset/key_a@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_ai.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_ai.imageset/Contents.json
new file mode 100644
index 0000000..e5b8629
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_ai.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_ai@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_ai@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_ai.imageset/key_ai@2x.png b/keyBoard/Assets.xcassets/Test/key_ai.imageset/key_ai@2x.png
new file mode 100644
index 0000000..6bf1f1b
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_ai.imageset/key_ai@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_ai.imageset/key_ai@3x.png b/keyBoard/Assets.xcassets/Test/key_ai.imageset/key_ai@3x.png
new file mode 100644
index 0000000..f39eed4
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_ai.imageset/key_ai@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_b.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_b.imageset/Contents.json
new file mode 100644
index 0000000..1b3ba7b
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_b.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_b@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_b@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_b.imageset/key_b@2x.png b/keyBoard/Assets.xcassets/Test/key_b.imageset/key_b@2x.png
new file mode 100644
index 0000000..1125f96
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_b.imageset/key_b@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_b.imageset/key_b@3x.png b/keyBoard/Assets.xcassets/Test/key_b.imageset/key_b@3x.png
new file mode 100644
index 0000000..aceada8
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_b.imageset/key_b@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_c.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_c.imageset/Contents.json
new file mode 100644
index 0000000..0abce3d
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_c.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_c@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_c@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_c.imageset/key_c@2x.png b/keyBoard/Assets.xcassets/Test/key_c.imageset/key_c@2x.png
new file mode 100644
index 0000000..4d71dd7
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_c.imageset/key_c@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_c.imageset/key_c@3x.png b/keyBoard/Assets.xcassets/Test/key_c.imageset/key_c@3x.png
new file mode 100644
index 0000000..8b0a193
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_c.imageset/key_c@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_d.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_d.imageset/Contents.json
new file mode 100644
index 0000000..866f853
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_d.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_d@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_d@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_d.imageset/key_d@2x.png b/keyBoard/Assets.xcassets/Test/key_d.imageset/key_d@2x.png
new file mode 100644
index 0000000..1e0a4be
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_d.imageset/key_d@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_d.imageset/key_d@3x.png b/keyBoard/Assets.xcassets/Test/key_d.imageset/key_d@3x.png
new file mode 100644
index 0000000..6d0ffb1
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_d.imageset/key_d@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_del.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_del.imageset/Contents.json
new file mode 100644
index 0000000..0c83674
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_del.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_del@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_del@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_del.imageset/key_del@2x.png b/keyBoard/Assets.xcassets/Test/key_del.imageset/key_del@2x.png
new file mode 100644
index 0000000..d182447
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_del.imageset/key_del@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_del.imageset/key_del@3x.png b/keyBoard/Assets.xcassets/Test/key_del.imageset/key_del@3x.png
new file mode 100644
index 0000000..6c9fd3b
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_del.imageset/key_del@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_e.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_e.imageset/Contents.json
new file mode 100644
index 0000000..3c37790
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_e.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_e@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_e@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_e.imageset/key_e@2x.png b/keyBoard/Assets.xcassets/Test/key_e.imageset/key_e@2x.png
new file mode 100644
index 0000000..e93b8b9
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_e.imageset/key_e@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_e.imageset/key_e@3x.png b/keyBoard/Assets.xcassets/Test/key_e.imageset/key_e@3x.png
new file mode 100644
index 0000000..1791c62
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_e.imageset/key_e@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_f.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_f.imageset/Contents.json
new file mode 100644
index 0000000..e5f8f11
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_f.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_f@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_f@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_f.imageset/key_f@2x.png b/keyBoard/Assets.xcassets/Test/key_f.imageset/key_f@2x.png
new file mode 100644
index 0000000..69a87ae
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_f.imageset/key_f@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_f.imageset/key_f@3x.png b/keyBoard/Assets.xcassets/Test/key_f.imageset/key_f@3x.png
new file mode 100644
index 0000000..41e40f8
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_f.imageset/key_f@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_g.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_g.imageset/Contents.json
new file mode 100644
index 0000000..306eb06
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_g.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_g@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_g@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_g.imageset/key_g@2x.png b/keyBoard/Assets.xcassets/Test/key_g.imageset/key_g@2x.png
new file mode 100644
index 0000000..97f3707
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_g.imageset/key_g@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_g.imageset/key_g@3x.png b/keyBoard/Assets.xcassets/Test/key_g.imageset/key_g@3x.png
new file mode 100644
index 0000000..9aa3558
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_g.imageset/key_g@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_h.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_h.imageset/Contents.json
new file mode 100644
index 0000000..60e7887
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_h.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_h@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_h@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_h.imageset/key_h@2x.png b/keyBoard/Assets.xcassets/Test/key_h.imageset/key_h@2x.png
new file mode 100644
index 0000000..ee00347
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_h.imageset/key_h@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_h.imageset/key_h@3x.png b/keyBoard/Assets.xcassets/Test/key_h.imageset/key_h@3x.png
new file mode 100644
index 0000000..d3cad35
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_h.imageset/key_h@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_i.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_i.imageset/Contents.json
new file mode 100644
index 0000000..d5a74bc
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_i.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_i@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_i@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_i.imageset/key_i@2x.png b/keyBoard/Assets.xcassets/Test/key_i.imageset/key_i@2x.png
new file mode 100644
index 0000000..eb7b0e8
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_i.imageset/key_i@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_i.imageset/key_i@3x.png b/keyBoard/Assets.xcassets/Test/key_i.imageset/key_i@3x.png
new file mode 100644
index 0000000..2f35e38
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_i.imageset/key_i@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_j.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_j.imageset/Contents.json
new file mode 100644
index 0000000..791c24f
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_j.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_j@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_j@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_j.imageset/key_j@2x.png b/keyBoard/Assets.xcassets/Test/key_j.imageset/key_j@2x.png
new file mode 100644
index 0000000..4c2924e
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_j.imageset/key_j@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_j.imageset/key_j@3x.png b/keyBoard/Assets.xcassets/Test/key_j.imageset/key_j@3x.png
new file mode 100644
index 0000000..5c53b5d
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_j.imageset/key_j@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_k.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_k.imageset/Contents.json
new file mode 100644
index 0000000..6c4f1ef
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_k.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_k@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_k@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_k.imageset/key_k@2x.png b/keyBoard/Assets.xcassets/Test/key_k.imageset/key_k@2x.png
new file mode 100644
index 0000000..df4c7b8
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_k.imageset/key_k@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_k.imageset/key_k@3x.png b/keyBoard/Assets.xcassets/Test/key_k.imageset/key_k@3x.png
new file mode 100644
index 0000000..d0ce1ad
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_k.imageset/key_k@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_l.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_l.imageset/Contents.json
new file mode 100644
index 0000000..f1dd999
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_l.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_l@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_l@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_l.imageset/key_l@2x.png b/keyBoard/Assets.xcassets/Test/key_l.imageset/key_l@2x.png
new file mode 100644
index 0000000..c51401c
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_l.imageset/key_l@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_l.imageset/key_l@3x.png b/keyBoard/Assets.xcassets/Test/key_l.imageset/key_l@3x.png
new file mode 100644
index 0000000..6f10e27
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_l.imageset/key_l@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_m.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_m.imageset/Contents.json
new file mode 100644
index 0000000..eeaef94
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_m.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_m@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_m@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_m.imageset/key_m@2x.png b/keyBoard/Assets.xcassets/Test/key_m.imageset/key_m@2x.png
new file mode 100644
index 0000000..5992e4f
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_m.imageset/key_m@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_m.imageset/key_m@3x.png b/keyBoard/Assets.xcassets/Test/key_m.imageset/key_m@3x.png
new file mode 100644
index 0000000..3d4d336
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_m.imageset/key_m@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_n.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_n.imageset/Contents.json
new file mode 100644
index 0000000..f2860dc
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_n.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_n@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_n@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_n.imageset/key_n@2x.png b/keyBoard/Assets.xcassets/Test/key_n.imageset/key_n@2x.png
new file mode 100644
index 0000000..8df5b38
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_n.imageset/key_n@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_n.imageset/key_n@3x.png b/keyBoard/Assets.xcassets/Test/key_n.imageset/key_n@3x.png
new file mode 100644
index 0000000..a736c70
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_n.imageset/key_n@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_o.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_o.imageset/Contents.json
new file mode 100644
index 0000000..d0985ad
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_o.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_o@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_o@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_o.imageset/key_o@2x.png b/keyBoard/Assets.xcassets/Test/key_o.imageset/key_o@2x.png
new file mode 100644
index 0000000..48ce37f
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_o.imageset/key_o@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_o.imageset/key_o@3x.png b/keyBoard/Assets.xcassets/Test/key_o.imageset/key_o@3x.png
new file mode 100644
index 0000000..a490e9c
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_o.imageset/key_o@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_p.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_p.imageset/Contents.json
new file mode 100644
index 0000000..91534c8
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_p.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_p@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_p@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_p.imageset/key_p@2x.png b/keyBoard/Assets.xcassets/Test/key_p.imageset/key_p@2x.png
new file mode 100644
index 0000000..50155eb
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_p.imageset/key_p@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_p.imageset/key_p@3x.png b/keyBoard/Assets.xcassets/Test/key_p.imageset/key_p@3x.png
new file mode 100644
index 0000000..cdb3857
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_p.imageset/key_p@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_q.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_q.imageset/Contents.json
new file mode 100644
index 0000000..d177b1f
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_q.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_q@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_q@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_q.imageset/key_q@2x.png b/keyBoard/Assets.xcassets/Test/key_q.imageset/key_q@2x.png
new file mode 100644
index 0000000..d6be01b
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_q.imageset/key_q@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_q.imageset/key_q@3x.png b/keyBoard/Assets.xcassets/Test/key_q.imageset/key_q@3x.png
new file mode 100644
index 0000000..1e4def7
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_q.imageset/key_q@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_r.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_r.imageset/Contents.json
new file mode 100644
index 0000000..fc2cf4f
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_r.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_r@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_r@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_r.imageset/key_r@2x.png b/keyBoard/Assets.xcassets/Test/key_r.imageset/key_r@2x.png
new file mode 100644
index 0000000..d850b99
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_r.imageset/key_r@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_r.imageset/key_r@3x.png b/keyBoard/Assets.xcassets/Test/key_r.imageset/key_r@3x.png
new file mode 100644
index 0000000..ac49f1a
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_r.imageset/key_r@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_s.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_s.imageset/Contents.json
new file mode 100644
index 0000000..0d9df51
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_s.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_s@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_s@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_s.imageset/key_s@2x.png b/keyBoard/Assets.xcassets/Test/key_s.imageset/key_s@2x.png
new file mode 100644
index 0000000..6b6c31d
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_s.imageset/key_s@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_s.imageset/key_s@3x.png b/keyBoard/Assets.xcassets/Test/key_s.imageset/key_s@3x.png
new file mode 100644
index 0000000..e2a9b06
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_s.imageset/key_s@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_send.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_send.imageset/Contents.json
new file mode 100644
index 0000000..b4f2e28
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_send.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_send@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_send@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_send.imageset/key_send@2x.png b/keyBoard/Assets.xcassets/Test/key_send.imageset/key_send@2x.png
new file mode 100644
index 0000000..10ba33b
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_send.imageset/key_send@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_send.imageset/key_send@3x.png b/keyBoard/Assets.xcassets/Test/key_send.imageset/key_send@3x.png
new file mode 100644
index 0000000..db50cb1
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_send.imageset/key_send@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_space.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_space.imageset/Contents.json
new file mode 100644
index 0000000..5ef0204
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_space.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_space@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_space@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_space.imageset/key_space@2x.png b/keyBoard/Assets.xcassets/Test/key_space.imageset/key_space@2x.png
new file mode 100644
index 0000000..ca3ec73
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_space.imageset/key_space@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_space.imageset/key_space@3x.png b/keyBoard/Assets.xcassets/Test/key_space.imageset/key_space@3x.png
new file mode 100644
index 0000000..d07ae5a
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_space.imageset/key_space@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_t.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_t.imageset/Contents.json
new file mode 100644
index 0000000..3e5a801
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_t.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_t@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_t@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_t.imageset/key_t@2x.png b/keyBoard/Assets.xcassets/Test/key_t.imageset/key_t@2x.png
new file mode 100644
index 0000000..c627336
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diff --git a/keyBoard/Assets.xcassets/Test/key_t.imageset/key_t@3x.png b/keyBoard/Assets.xcassets/Test/key_t.imageset/key_t@3x.png
new file mode 100644
index 0000000..03491a2
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_t.imageset/key_t@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_u.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_u.imageset/Contents.json
new file mode 100644
index 0000000..9aa5d19
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_u.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_u@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_u@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_u.imageset/key_u@2x.png b/keyBoard/Assets.xcassets/Test/key_u.imageset/key_u@2x.png
new file mode 100644
index 0000000..b0b7b60
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_u.imageset/key_u@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_u.imageset/key_u@3x.png b/keyBoard/Assets.xcassets/Test/key_u.imageset/key_u@3x.png
new file mode 100644
index 0000000..0d02abe
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_u.imageset/key_u@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_up.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_up.imageset/Contents.json
new file mode 100644
index 0000000..ff21bb8
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_up.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_up@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_up@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_up.imageset/key_up@2x.png b/keyBoard/Assets.xcassets/Test/key_up.imageset/key_up@2x.png
new file mode 100644
index 0000000..e657e87
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_up.imageset/key_up@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_up.imageset/key_up@3x.png b/keyBoard/Assets.xcassets/Test/key_up.imageset/key_up@3x.png
new file mode 100644
index 0000000..4a81035
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_up.imageset/key_up@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_v.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_v.imageset/Contents.json
new file mode 100644
index 0000000..53505e7
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_v.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_v@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_v@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_v.imageset/key_v@2x.png b/keyBoard/Assets.xcassets/Test/key_v.imageset/key_v@2x.png
new file mode 100644
index 0000000..417aa9d
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_v.imageset/key_v@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_v.imageset/key_v@3x.png b/keyBoard/Assets.xcassets/Test/key_v.imageset/key_v@3x.png
new file mode 100644
index 0000000..7cecfc1
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_v.imageset/key_v@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_w.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_w.imageset/Contents.json
new file mode 100644
index 0000000..638d983
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_w.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_w@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_w@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_w.imageset/key_w@2x.png b/keyBoard/Assets.xcassets/Test/key_w.imageset/key_w@2x.png
new file mode 100644
index 0000000..a1104d6
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_w.imageset/key_w@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_w.imageset/key_w@3x.png b/keyBoard/Assets.xcassets/Test/key_w.imageset/key_w@3x.png
new file mode 100644
index 0000000..62d987d
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_w.imageset/key_w@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_x.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_x.imageset/Contents.json
new file mode 100644
index 0000000..f6ab18b
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_x.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_x@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_x@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_x.imageset/key_x@2x.png b/keyBoard/Assets.xcassets/Test/key_x.imageset/key_x@2x.png
new file mode 100644
index 0000000..cfbd41c
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_x.imageset/key_x@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_x.imageset/key_x@3x.png b/keyBoard/Assets.xcassets/Test/key_x.imageset/key_x@3x.png
new file mode 100644
index 0000000..44f0871
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_x.imageset/key_x@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_y.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_y.imageset/Contents.json
new file mode 100644
index 0000000..bc96386
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_y.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_y@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_y@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_y.imageset/key_y@2x.png b/keyBoard/Assets.xcassets/Test/key_y.imageset/key_y@2x.png
new file mode 100644
index 0000000..b1911e6
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_y.imageset/key_y@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_y.imageset/key_y@3x.png b/keyBoard/Assets.xcassets/Test/key_y.imageset/key_y@3x.png
new file mode 100644
index 0000000..eb00f21
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_y.imageset/key_y@3x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_z.imageset/Contents.json b/keyBoard/Assets.xcassets/Test/key_z.imageset/Contents.json
new file mode 100644
index 0000000..5ced3fe
--- /dev/null
+++ b/keyBoard/Assets.xcassets/Test/key_z.imageset/Contents.json
@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "key_z@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "key_z@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}
diff --git a/keyBoard/Assets.xcassets/Test/key_z.imageset/key_z@2x.png b/keyBoard/Assets.xcassets/Test/key_z.imageset/key_z@2x.png
new file mode 100644
index 0000000..87df91f
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_z.imageset/key_z@2x.png differ
diff --git a/keyBoard/Assets.xcassets/Test/key_z.imageset/key_z@3x.png b/keyBoard/Assets.xcassets/Test/key_z.imageset/key_z@3x.png
new file mode 100644
index 0000000..3ce48d6
Binary files /dev/null and b/keyBoard/Assets.xcassets/Test/key_z.imageset/key_z@3x.png differ
diff --git a/keyBoard/Class/Home/VC/FunctionTest/KBSkinCenterVC.m b/keyBoard/Class/Home/VC/FunctionTest/KBSkinCenterVC.m
index 50155cb..cf626c0 100644
--- a/keyBoard/Class/Home/VC/FunctionTest/KBSkinCenterVC.m
+++ b/keyBoard/Class/Home/VC/FunctionTest/KBSkinCenterVC.m
@@ -7,6 +7,8 @@
 #import "KBNetworkManager.h"
 #import "KBSkinManager.h"
 #import "KBHUD.h"
+#import "KBConfig.h"
+#import "KBSkinService.h"
 
 @interface KBSkinCell : UITableViewCell
 @property (nonatomic, strong) UIButton *applyBtn;
@@ -34,7 +36,7 @@
 
 @interface KBSkinCenterVC () <UITableViewDelegate, UITableViewDataSource>
 @property (nonatomic, strong) UITableView *tableView;
-@property (nonatomic, copy) NSArray<NSDictionary *> *skins; // id, name, img(url relative to KB_BASE_URL)
+@property (nonatomic, copy) NSArray<NSDictionary *> *skins; // 每个元素即一套皮肤的 JSON（与后端约定格式一致）
 @end
 
 @implementation KBSkinCenterVC
@@ -43,12 +45,103 @@
     [super viewDidLoad];
 //    self.title = KBLocalized(@"皮肤中心");
     self.view.backgroundColor = [UIColor whiteColor];
-    // 绝对 URL 的测试皮肤图片（无需 KB_BASE_URL）。
-    // 调整为较小尺寸，避免下载与存储过大（手机上预览已足够清晰）。
+
+    // 本地测试用的皮肤数据：结构与后端最终返回的 JSON 一致。
+    // 说明：
+    // - background_image：背景大图 URL（此处仍使用 picsum 测试）
+    // - 颜色字段：background/key_bg/key_text/key_highlight/accent 与 KBSkinManager.applyThemeFromJSON 一致
+    // - hidden_keys：需要隐藏文字的按键 identifier
+    // - key_icons：
+    //   * 当 KB_SKIN_ICON_USE_REMOTE==0 时，value 写本地 Assets 名称（如 "kb_space_melon"）
+    //   * 当 KB_SKIN_ICON_USE_REMOTE==1 时，value 写远程图标 URL（如 "https://.../icons/space.png"）
     self.skins = @[
-        @{ @"id": @"aurora", @"name": KBLocalized(@"极光"),   @"img": @"https://picsum.photos/id/1018/800/450.jpg" },
-        @{ @"id": @"alps",   @"name": KBLocalized(@"雪山"),   @"img": @"https://picsum.photos/id/1016/800/450.jpg" },
-        @{ @"id": @"lake",   @"name": KBLocalized(@"湖面"),   @"img": @"https://picsum.photos/id/1039/800/450.jpg" },
+        @{
+            @"id": @"melon",
+            @"name": KBLocalized(@"蜜瓜主题"),
+            @"background_image": @"https://picsum.photos/id/1018/800/450.jpg",
+            @"background": @"#F5FFE8",
+            @"key_bg": @"#FFFFFF",
+            @"key_text": @"#4A4A4A",
+            @"key_highlight": @"#D9F4C4",
+            @"accent": @"#A4D68A",
+            @"hidden_keys": @[
+                @"letter_q",@"letter_w",@"letter_e",@"letter_r",@"letter_t",
+                @"letter_y",@"letter_u",@"letter_i",@"letter_o",@"letter_p",
+                @"letter_a",@"letter_s",@"letter_d",@"letter_f",@"letter_g",
+                @"letter_h",@"letter_j",@"letter_k",@"letter_l",
+                @"letter_z",@"letter_x",@"letter_c",@"letter_v",
+                @"letter_b",@"letter_n",@"letter_m",
+                @"space"
+            ],
+            // 默认假设本地测试：这里的值写 Assets 名称。
+            // 如果开启远程图标模式，可改为实际的图标 URL。
+            @"key_icons": @{
+                // 字母键：大小写共用一套本地图（演示用）
+                // 若后续需要不同图，只需改为 *_lower / *_upper 对应不同资源名即可。
+                @"letter_q_lower": @"key_q",
+                @"letter_q_upper": @"key_q",
+                @"letter_w_lower": @"key_w",
+                @"letter_w_upper": @"key_w",
+                @"letter_e_lower": @"key_e",
+                @"letter_e_upper": @"key_e",
+                @"letter_r_lower": @"key_r",
+                @"letter_r_upper": @"key_r",
+                @"letter_t_lower": @"key_t",
+                @"letter_t_upper": @"key_t",
+                @"letter_y_lower": @"key_y",
+                @"letter_y_upper": @"key_y",
+                @"letter_u_lower": @"key_u",
+                @"letter_u_upper": @"key_u",
+                @"letter_i_lower": @"key_i",
+                @"letter_i_upper": @"key_i",
+                @"letter_o_lower": @"key_o",
+                @"letter_o_upper": @"key_o",
+                @"letter_p_lower": @"key_p",
+                @"letter_p_upper": @"key_p",
+
+                @"letter_a_lower": @"key_a",
+                @"letter_a_upper": @"key_a",
+                @"letter_s_lower": @"key_s",
+                @"letter_s_upper": @"key_s",
+                @"letter_d_lower": @"key_d",
+                @"letter_d_upper": @"key_d",
+                @"letter_f_lower": @"key_f",
+                @"letter_f_upper": @"key_f",
+                @"letter_g_lower": @"key_g",
+                @"letter_g_upper": @"key_g",
+                @"letter_h_lower": @"key_h",
+                @"letter_h_upper": @"key_h",
+                @"letter_j_lower": @"key_j",
+                @"letter_j_upper": @"key_j",
+                @"letter_k_lower": @"key_k",
+                @"letter_k_upper": @"key_k",
+                @"letter_l_lower": @"key_l",
+                @"letter_l_upper": @"key_l",
+
+                @"letter_z_lower": @"key_z",
+                @"letter_z_upper": @"key_z",
+                @"letter_x_lower": @"key_x",
+                @"letter_x_upper": @"key_x",
+                @"letter_c_lower": @"key_c",
+                @"letter_c_upper": @"key_c",
+                @"letter_v_lower": @"key_v",
+                @"letter_v_upper": @"key_v",
+                @"letter_b_lower": @"key_b",
+                @"letter_b_upper": @"key_b",
+                @"letter_n_lower": @"key_n",
+                @"letter_n_upper": @"key_n",
+                @"letter_m_lower": @"key_m",
+                @"letter_m_upper": @"key_m",
+
+                // 功能键（无大小写变体）
+                @"space":     @"key_space", // 空格键
+                @"backspace": @"key_del",   // 删除键
+                @"shift":     @"key_up",    // Shift（上箭头）
+                @"mode_123":  @"key_123",   // 字母面板左下角 "123"
+                @"ai":        @"key_ai",    // 自定义 AI 键
+                @"return":    @"key_send"   // 发送/换行键
+            }
+        }
     ];
 
     self.tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, KB_NAV_TOTAL_HEIGHT, KB_SCREEN_WIDTH, KB_SCREEN_HEIGHT - KB_NAV_TOTAL_HEIGHT) style:UITableViewStyleInsetGrouped];
@@ -78,55 +171,8 @@
     NSInteger idx = sender.tag;
     if (idx < 0 || idx >= self.skins.count) return;
     NSDictionary *skin = self.skins[idx];
-    NSString *path = skin[@"img"] ?: @""; // 相对 KB_BASE_URL
-
-    // 下载图片数据（非 JSON 将以 NSData 返回）
-    [[KBNetworkManager shared] GET:path parameters:nil headers:nil completion:^(id jsonOrData, NSURLResponse *response, NSError *error) {
-        NSData *data = ([jsonOrData isKindOfClass:NSData.class] ? (NSData *)jsonOrData : nil);
-        // 尝试压缩尺寸，避免 Keychain 过大：将宽度限制到 1500px
-        if (data && data.length > 0) {
-            UIImage *img = [UIImage imageWithData:data];
-            if (img) {
-                CGFloat maxW = 1500.0;
-                if (img.size.width > maxW) {
-                    CGFloat scale = maxW / img.size.width;
-                    CGSize newSize = CGSizeMake(maxW, floor(img.size.height * scale));
-                    UIGraphicsBeginImageContextWithOptions(newSize, YES, 1.0);
-                    [img drawInRect:CGRectMake(0, 0, newSize.width, newSize.height)];
-                    UIImage *resized = UIGraphicsGetImageFromCurrentImageContext();
-                    UIGraphicsEndImageContext();
-                    img = resized ?: img;
-                }
-                data = UIImageJPEGRepresentation(img, 0.85) ?: data; // 压成 JPEG
-            }
-        }
-        dispatch_async(dispatch_get_main_queue(), ^{
-            NSData *payload = data;
-            if (payload.length == 0) {
-                // 兜底：生成一张简单渐变图片
-                CGSize size = CGSizeMake(1200, 600);
-                UIGraphicsBeginImageContextWithOptions(size, YES, 1.0);
-                CGContextRef ctx = UIGraphicsGetCurrentContext();
-                UIColor *c1 = [UIColor colorWithRed:0.76 green:0.91 blue:0.86 alpha:1];
-                UIColor *c2 = [UIColor colorWithRed:0.93 green:0.97 blue:0.91 alpha:1];
-                if ([skin[@"id"] hasPrefix:@"dark"]) {
-                    c1 = [UIColor colorWithRed:0.1 green:0.12 blue:0.16 alpha:1];
-                    c2 = [UIColor colorWithRed:0.22 green:0.24 blue:0.28 alpha:1];
-                }
-                CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
-                NSArray *colors = @[(__bridge id)c1.CGColor, (__bridge id)c2.CGColor];
-                CGFloat locs[] = {0,1};
-                CGGradientRef grad = CGGradientCreateWithColors(space, (__bridge CFArrayRef)colors, locs);
-                CGContextDrawLinearGradient(ctx, grad, CGPointZero, CGPointMake(size.width, size.height), 0);
-                CGGradientRelease(grad); CGColorSpaceRelease(space);
-                UIImage *img = UIGraphicsGetImageFromCurrentImageContext();
-                UIGraphicsEndImageContext();
-                payload = UIImageJPEGRepresentation(img, 0.9);
-            }
-            BOOL ok = (payload.length > 0) ? [[KBSkinManager shared] applyImageSkinWithData:payload skinId:skin[@"id"] name:skin[@"name"]] : NO;
-            [KBHUD showInfo:(ok ? KBLocalized(@"已应用，切到键盘查看") : KBLocalized(@"应用失败"))];
-        });
-    }];
+    if (!skin) return;
+    [[KBSkinService shared] applySkinWithJSON:skin fromViewController:self completion:nil];
 }
 
 @end
diff --git a/keyBoard/Class/Manager/KBSkinService.h b/keyBoard/Class/Manager/KBSkinService.h
new file mode 100644
index 0000000..7cb5fc8
--- /dev/null
+++ b/keyBoard/Class/Manager/KBSkinService.h
@@ -0,0 +1,34 @@
+//
+//  KBSkinService.h
+//  keyBoard
+//
+//  统一的键盘皮肤下载/应用服务。
+//  - App 端调用，一处封装本地图标导出 / 网络图标下载 / 背景图下载逻辑
+//  - 内部会检查键盘是否开启完全访问，并在不足时给出提示或引导
+//
+
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+typedef void(^KBSkinApplyCompletion)(BOOL success);
+
+/// 皮肤下载与应用服务（仅主 App 使用）
+@interface KBSkinService : NSObject
+
++ (instancetype)shared;
+
+/// 根据后端返回的皮肤 JSON 下载并应用皮肤。
+///
+/// @param skinJSON  与后端约定的皮肤结构（包含 id/name/background_image/hidden_keys/key_icons 等）
+/// @param presenting 用于弹出“键盘权限引导页”的控制器，可为 nil
+/// @param completion 应用完成回调（下载/写入全部结束后调用，success 表示是否成功）
+- (void)applySkinWithJSON:(NSDictionary *)skinJSON
+         fromViewController:(nullable UIViewController *)presenting
+                 completion:(nullable KBSkinApplyCompletion)completion;
+
+@end
+
+NS_ASSUME_NONNULL_END
+
diff --git a/keyBoard/Class/Manager/KBSkinService.m b/keyBoard/Class/Manager/KBSkinService.m
new file mode 100644
index 0000000..ae38128
--- /dev/null
+++ b/keyBoard/Class/Manager/KBSkinService.m
@@ -0,0 +1,237 @@
+//
+//  KBSkinService.m
+//  keyBoard
+//
+
+#import "KBSkinService.h"
+
+#import "KBSkinManager.h"
+#import "KBConfig.h"
+#import "KBKeyboardPermissionManager.h"
+#import "KBNetworkManager.h"
+#import "KBHUD.h"
+
+@implementation KBSkinService
+
++ (instancetype)shared {
+    static KBSkinService *s; static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{ s = [KBSkinService new]; });
+    return s;
+}
+
+- (void)applySkinWithJSON:(NSDictionary *)skinJSON
+         fromViewController:(UIViewController *)presenting
+                 completion:(KBSkinApplyCompletion)completion {
+    if (skinJSON.count == 0) {
+        if (completion) completion(NO);
+        return;
+    }
+
+    // 1. 点击应用皮肤时，检查键盘启用 & 完全访问状态，并尽量给出友好提示。
+    KBKeyboardPermissionManager *perm = [KBKeyboardPermissionManager shared];
+    BOOL enabled = [perm isKeyboardEnabled];
+    KBFARecord fa = [perm lastKnownFullAccess];
+    BOOL hasFullAccess = (fa == KBFARecordGranted);
+
+    if (!enabled || !hasFullAccess) {
+        // 引导页（内部有自己的展示策略，避免过度打扰）
+        [perm presentPermissionIfNeededFrom:presenting];
+
+        // 简单提示：皮肤可以应用，但未开启完全访问时扩展无法读取 App Group 中的图片。
+        [KBHUD showInfo:KBLocalized(@"皮肤已应用，键盘需开启“允许完全访问”后才能显示图片")];
+    }
+
+#if KB_SKIN_ICON_USE_REMOTE
+    [self kb_applySkinUsingRemoteIcons:skinJSON completion:completion];
+#else
+    [self kb_applySkinUsingLocalIcons:skinJSON completion:completion];
+#endif
+}
+
+#pragma mark - Internal helpers
+
+/// 本地模式：key_icons 的 value 为 Assets 名称（主 App bundle 内），导出到 App Group 后再写入主题。
+- (void)kb_applySkinUsingLocalIcons:(NSDictionary *)skin completion:(KBSkinApplyCompletion)completion {
+    NSString *skinId = skin[@"id"] ?: @"local";
+    NSString *name = skin[@"name"] ?: skinId;
+
+    NSDictionary *iconNames = [skin[@"key_icons"] isKindOfClass:NSDictionary.class] ? skin[@"key_icons"] : @{};
+    NSMutableDictionary<NSString *, NSString *> *iconPathMap = [NSMutableDictionary dictionary];
+
+    NSURL *containerURL = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:AppGroup];
+    if (containerURL && iconNames.count > 0) {
+        NSString *skinsRoot = [containerURL.path stringByAppendingPathComponent:@"Skins"];
+        NSString *skinRoot  = [skinsRoot stringByAppendingPathComponent:skinId];
+        NSString *iconsDir  = [skinRoot stringByAppendingPathComponent:@"icons"];
+        [[NSFileManager defaultManager] createDirectoryAtPath:iconsDir
+                                  withIntermediateDirectories:YES
+                                                   attributes:nil
+                                                        error:NULL];
+
+        [iconNames enumerateKeysAndObjectsUsingBlock:^(NSString *identifier, NSString *imageName, BOOL *stop) {
+            if (![imageName isKindOfClass:NSString.class] || imageName.length == 0) return;
+            UIImage *img = [UIImage imageNamed:imageName];
+            if (!img) return;
+            NSData *data = UIImagePNGRepresentation(img);
+            if (data.length == 0) return;
+            NSString *fileName = [NSString stringWithFormat:@"%@.png", identifier];
+            NSString *fullPath = [iconsDir stringByAppendingPathComponent:fileName];
+            if ([data writeToFile:fullPath atomically:YES]) {
+                NSString *relative = [NSString stringWithFormat:@"Skins/%@/icons/%@", skinId, fileName];
+                iconPathMap[identifier] = relative;
+            }
+        }];
+    }
+
+    NSMutableDictionary *themeJSON = [skin mutableCopy];
+    if (iconPathMap.count > 0) {
+        themeJSON[@"key_icons"] = iconPathMap.copy; // value 改为 App Group 相对路径
+    }
+
+    // 先应用颜色 / hidden_keys / key_icons（此时为相对路径，扩展从 App Group 读取）
+    BOOL themeOK = [[KBSkinManager shared] applyThemeFromJSON:themeJSON];
+
+    // 再处理背景图片（background_image），与原逻辑一致
+    NSString *bgURL = skin[@"background_image"] ?: @"";
+    if (bgURL.length == 0) {
+        if (completion) completion(themeOK);
+        if (themeOK) {
+            [KBHUD showInfo:KBLocalized(@"已应用皮肤（无背景图）")];
+        } else {
+            [KBHUD showInfo:KBLocalized(@"应用皮肤失败")];
+        }
+        return;
+    }
+
+    [[KBNetworkManager shared] GET:bgURL parameters:nil headers:nil completion:^(id jsonOrData, NSURLResponse *response, NSError *error) {
+        NSData *data = ([jsonOrData isKindOfClass:NSData.class] ? (NSData *)jsonOrData : nil);
+        // 压缩尺寸，避免 Keychain 过大
+        if (data && data.length > 0) {
+            UIImage *img = [UIImage imageWithData:data];
+            if (img) {
+                CGFloat maxW = 1500.0;
+                if (img.size.width > maxW) {
+                    CGFloat scale = maxW / img.size.width;
+                    CGSize newSize = CGSizeMake(maxW, floor(img.size.height * scale));
+                    UIGraphicsBeginImageContextWithOptions(newSize, YES, 1.0);
+                    [img drawInRect:CGRectMake(0, 0, newSize.width, newSize.height)];
+                    UIImage *resized = UIGraphicsGetImageFromCurrentImageContext();
+                    UIGraphicsEndImageContext();
+                    img = resized ?: img;
+                }
+                data = UIImageJPEGRepresentation(img, 0.85) ?: data;
+            }
+        }
+        dispatch_async(dispatch_get_main_queue(), ^{
+            NSData *payload = data;
+            if (payload.length == 0) {
+                // 兜底：生成一张简单渐变图片
+                CGSize size = CGSizeMake(1200, 600);
+                UIGraphicsBeginImageContextWithOptions(size, YES, 1.0);
+                CGContextRef ctx = UIGraphicsGetCurrentContext();
+                UIColor *c1 = [UIColor colorWithRed:0.76 green:0.91 blue:0.86 alpha:1];
+                UIColor *c2 = [UIColor colorWithRed:0.93 green:0.97 blue:0.91 alpha:1];
+                if ([skin[@"id"] hasPrefix:@"dark"]) {
+                    c1 = [UIColor colorWithRed:0.1 green:0.12 blue:0.16 alpha:1];
+                    c2 = [UIColor colorWithRed:0.22 green:0.24 blue:0.28 alpha:1];
+                }
+                CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
+                NSArray *colors = @[(__bridge id)c1.CGColor, (__bridge id)c2.CGColor];
+                CGFloat locs[] = {0,1};
+                CGGradientRef grad = CGGradientCreateWithColors(space, (__bridge CFArrayRef)colors, locs);
+                CGContextDrawLinearGradient(ctx, grad, CGPointZero, CGPointMake(size.width, size.height), 0);
+                CGGradientRelease(grad); CGColorSpaceRelease(space);
+                UIImage *img = UIGraphicsGetImageFromCurrentImageContext();
+                UIGraphicsEndImageContext();
+                payload = UIImageJPEGRepresentation(img, 0.9);
+            }
+            BOOL ok = (payload.length > 0)
+                ? [[KBSkinManager shared] applyImageSkinWithData:payload skinId:skinId name:name]
+                : themeOK;
+            if (completion) completion(ok);
+            [KBHUD showInfo:(ok ? KBLocalized(@"已应用，切到键盘查看") : KBLocalized(@"应用皮肤失败"))];
+        });
+    }];
+}
+
+/// 远程模式：key_icons 的 value 为 URL，需要下载到 App Group，写入主题后再应用。
+- (void)kb_applySkinUsingRemoteIcons:(NSDictionary *)skin completion:(KBSkinApplyCompletion)completion {
+    NSString *skinId = skin[@"id"] ?: @"remote";
+    NSString *name = skin[@"name"] ?: skinId;
+    NSString *bgURL = skin[@"background_image"] ?: @"";
+    NSDictionary *iconURLs = [skin[@"key_icons"] isKindOfClass:NSDictionary.class] ? skin[@"key_icons"] : @{};
+
+    dispatch_group_t group = dispatch_group_create();
+    __block NSData *bgData = nil;
+    __block NSMutableDictionary<NSString *, NSString *> *iconPathMap = [NSMutableDictionary dictionary];
+
+    // 背景图
+    if (bgURL.length > 0) {
+        dispatch_group_enter(group);
+        [[KBNetworkManager shared] GET:bgURL parameters:nil headers:nil completion:^(id jsonOrData, NSURLResponse *response, NSError *error) {
+            NSData *data = ([jsonOrData isKindOfClass:NSData.class] ? (NSData *)jsonOrData : nil);
+            if (data.length > 0) {
+                UIImage *img = [UIImage imageWithData:data];
+                if (img) {
+                    CGFloat maxW = 1500.0;
+                    if (img.size.width > maxW) {
+                        CGFloat scale = maxW / img.size.width;
+                        CGSize newSize = CGSizeMake(maxW, floor(img.size.height * scale));
+                        UIGraphicsBeginImageContextWithOptions(newSize, YES, 1.0);
+                        [img drawInRect:CGRectMake(0, 0, newSize.width, newSize.height)];
+                        UIImage *resized = UIGraphicsGetImageFromCurrentImageContext();
+                        UIGraphicsEndImageContext();
+                        img = resized ?: img;
+                    }
+                    data = UIImageJPEGRepresentation(img, 0.85) ?: data;
+                }
+            }
+            bgData = data;
+            dispatch_group_leave(group);
+        }];
+    }
+
+    // 图标下载到 App Group：Skins/<skinId>/icons/<identifier>.png
+    [iconURLs enumerateKeysAndObjectsUsingBlock:^(NSString *identifier, NSString *urlString, BOOL *stop) {
+        if (![urlString isKindOfClass:NSString.class] || urlString.length == 0) return;
+        dispatch_group_enter(group);
+        [[KBNetworkManager shared] GET:urlString parameters:nil headers:nil completion:^(id jsonOrData, NSURLResponse *response, NSError *error) {
+            NSData *data = ([jsonOrData isKindOfClass:NSData.class] ? (NSData *)jsonOrData : nil);
+            if (data.length > 0) {
+                NSURL *containerURL = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:AppGroup];
+                if (containerURL) {
+                    NSString *skinsRoot = [containerURL.path stringByAppendingPathComponent:@"Skins"];
+                    NSString *skinRoot  = [skinsRoot stringByAppendingPathComponent:skinId];
+                    NSString *iconsDir  = [skinRoot stringByAppendingPathComponent:@"icons"];
+                    [[NSFileManager defaultManager] createDirectoryAtPath:iconsDir
+                                              withIntermediateDirectories:YES
+                                                               attributes:nil
+                                                                    error:NULL];
+                    NSString *fileName = [NSString stringWithFormat:@"%@.png", identifier];
+                    NSString *fullPath = [iconsDir stringByAppendingPathComponent:fileName];
+                    if ([data writeToFile:fullPath atomically:YES]) {
+                        NSString *relative = [NSString stringWithFormat:@"Skins/%@/icons/%@", skinId, fileName];
+                        iconPathMap[identifier] = relative;
+                    }
+                }
+            }
+            dispatch_group_leave(group);
+        }];
+    }];
+
+    dispatch_group_notify(group, dispatch_get_main_queue(), ^{
+        NSMutableDictionary *themeJSON = [skin mutableCopy];
+        themeJSON[@"key_icons"] = iconPathMap.copy; // value 改为 App Group 相对路径
+
+        BOOL themeOK = [[KBSkinManager shared] applyThemeFromJSON:themeJSON];
+        BOOL ok = themeOK;
+        if (bgData.length > 0) {
+            ok = [[KBSkinManager shared] applyImageSkinWithData:bgData skinId:skinId name:name];
+        }
+        if (completion) completion(ok);
+        [KBHUD showInfo:(ok ? KBLocalized(@"已应用，切到键盘查看") : KBLocalized(@"应用皮肤失败"))];
+    });
+}
+
+@end
+