diff --git a/.commit_msg b/.commit_msg
new file mode 100644
index 0000000..4210909
--- /dev/null
+++ b/.commit_msg
@@ -0,0 +1,22 @@
+feat: MIUI Widget 完整适配 + 深色模式全局修复
+
+MIUI Widget 接入（负一屏 + 曝光刷新）
+- AndroidManifest 新增 miuiWidget 全套标识
+- intent-filter 新增 miui.appwidget.action.APPWIDGET_UPDATE
+- 根布局改为 FrameLayout + @android:id/background
+- minWidth 250→300dp（4x2 标准）
+- onReceive() 处理 MIUI 曝光刷新
+- 5min 冷却自动刷新
+
+深色模式全面适配
+- drawable-night/widget_bg.xml
+- drawable-night/ic_opencode_go_logo.xml
+- drawable-night/ic_deepseek_logo.png + wordmark
+- layout-night/widget_opencode_go.xml
+- DarkInkWarm/DarkInkMuted + inkWarm()/inkMuted()
+- 全页面 51 处 InkMuted → inkMuted()
+- ServiceIcon 白底 → 主题自适应
+
+用户体验
+- 顶部栏 + 按钮：一键添桌面小组件
+- 负一屏底部遮挡修复（间距压缩 28dp）
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index b238319..0bda2f5 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -28,22 +28,44 @@
             </intent-filter>
         </activity>
 
-        <!-- 桌面小组件 -->
+        <!-- 桌面小组件：后台刷新接收器（主进程，需要 Hilt DI） -->
         <receiver
             android:name=".ui.widget.WidgetRefreshReceiver"
             android:exported="false" />
 
+        <!-- OpenCode Go 小组件（MIUI Widget） -->
         <receiver
             android:name=".ui.widget.OpenCodeGoWidgetProvider"
-            android:exported="true">
+            android:exported="true"
+            android:label="@string/widget_name">
             <intent-filter>
+                <!-- 标准 Android 定时刷新 -->
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+                <!-- MIUI 曝光刷新（划到负一屏/桌面时触发） -->
+                <action android:name="miui.appwidget.action.APPWIDGET_UPDATE" />
             </intent-filter>
             <meta-data
                 android:name="android.appwidget.provider"
                 android:resource="@xml/widget_opencode_go_info" />
+            <!-- MIUI Widget 核心标识 -->
+            <meta-data
+                android:name="miuiWidget"
+                android:value="true" />
+            <!-- MIUI 曝光刷新：用户滑动到小组件所在页面时自动触发 -->
+            <meta-data
+                android:name="miuiWidgetRefresh"
+                android:value="exposure" />
+            <!-- 曝光刷新最小间隔 20 秒（官方最短为 10 秒） -->
+            <meta-data
+                android:name="miuiWidgetRefreshMinInterval"
+                android:value="20000" />
         </receiver>
 
+        <!-- MIUI Widget 版本号（application 级，升级时递增） -->
+        <meta-data
+            android:name="miuiWidgetVersion"
+            android:value="1" />
+
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/com/rainy/token/ui/components/ServiceIcon.kt b/app/src/main/java/com/rainy/token/ui/components/ServiceIcon.kt
index 3cdcd4c..1ac174f 100644
--- a/app/src/main/java/com/rainy/token/ui/components/ServiceIcon.kt
+++ b/app/src/main/java/com/rainy/token/ui/components/ServiceIcon.kt
@@ -2,6 +2,7 @@ package com.rainy.token.ui.components
 
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
+import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.RoundedCornerShape
@@ -40,7 +41,7 @@ fun ServiceIcon(
                 modifier = modifier
                     .size(size.dp)
                     .clip(RoundedCornerShape(8.dp))
-                    .background(Color.White),
+                    .background(if (isSystemInDarkTheme()) Color(0xFF352329) else Color.White),
                 contentAlignment = Alignment.Center
             ) {
                 Image(
diff --git a/app/src/main/java/com/rainy/token/ui/dashboard/DashboardScreen.kt b/app/src/main/java/com/rainy/token/ui/dashboard/DashboardScreen.kt
index 817d122..5c7d997 100644
--- a/app/src/main/java/com/rainy/token/ui/dashboard/DashboardScreen.kt
+++ b/app/src/main/java/com/rainy/token/ui/dashboard/DashboardScreen.kt
@@ -22,6 +22,7 @@ import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Add
 import androidx.compose.material.icons.filled.Refresh
 import androidx.compose.material.icons.filled.Settings
 import androidx.compose.material3.Card
@@ -59,8 +60,14 @@ import com.rainy.token.ui.components.ServiceIcon
 import com.rainy.token.ui.components.StatusChip
 import com.rainy.token.ui.components.StatusLevel
 import com.rainy.token.ui.components.StatusStyle
-import com.rainy.token.ui.theme.InkMuted
+import com.rainy.token.ui.theme.inkMuted
 import com.rainy.token.ui.theme.StrawberryPink
+import android.appwidget.AppWidgetManager
+import android.content.ComponentName
+import android.content.Intent
+import androidx.compose.ui.platform.LocalContext
+import android.widget.Toast
+import com.rainy.token.ui.widget.OpenCodeGoWidgetProvider
 import java.text.SimpleDateFormat
 import java.util.Date
 import java.util.Locale
@@ -110,11 +117,36 @@ fun DashboardScreen(
                         Text(
                             text = "AI 余额一览",
                             style = MaterialTheme.typography.bodySmall,
-                            color = InkMuted
+                            color = inkMuted()
                         )
                     }
                 },
                 actions = {
+                    // 添加小组件：优先 requestPinAppWidget，不支持则打开系统小组件选择器
+                    val context = LocalContext.current
+                    IconButton(onClick = {
+                        val appWidgetManager = AppWidgetManager.getInstance(context)
+                        val component = ComponentName(context, OpenCodeGoWidgetProvider::class.java)
+                        if (appWidgetManager.isRequestPinAppWidgetSupported) {
+                            appWidgetManager.requestPinAppWidget(component, null, null)
+                        } else {
+                            // MIUI 等桌面回退：直接打开小组件选择器
+                            try {
+                                val pickerIntent = Intent(AppWidgetManager.ACTION_APPWIDGET_PICK).apply {
+                                    putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID)
+                                }
+                                context.startActivity(pickerIntent)
+                            } catch (e: Exception) {
+                                Toast.makeText(context, "请在桌面长按 → 小组件 → 查找雨晴Token", Toast.LENGTH_LONG).show()
+                            }
+                        }
+                    }) {
+                        Icon(
+                            imageVector = Icons.Filled.Add,
+                            contentDescription = "添加小组件到桌面",
+                            tint = StrawberryPink
+                        )
+                    }
                     IconButton(
                         onClick = { viewModel.refresh() },
                         enabled = !uiState.refreshing
@@ -165,7 +197,7 @@ fun DashboardScreen(
                         Text(
                             text = "服务余额",
                             style = MaterialTheme.typography.labelMedium,
-                            color = InkMuted,
+                            color = inkMuted(),
                             modifier = Modifier.padding(top = 8.dp)
                         )
                     }
@@ -204,7 +236,7 @@ private fun DashboardCard(card: DashboardCardUi, onClick: () -> Unit) {
                     Text(
                         text = secondaryLine(card),
                         style = MaterialTheme.typography.bodySmall,
-                        color = InkMuted
+                        color = inkMuted()
                     )
                 }
                 StatusChip(style = card.statusBadgeStyle())
@@ -223,7 +255,7 @@ private fun DashboardCard(card: DashboardCardUi, onClick: () -> Unit) {
                 color = if (card.lastFetchError != null)
                     MaterialTheme.colorScheme.error
                 else
-                    InkMuted
+                    inkMuted()
             )
         }
     }
@@ -237,24 +269,24 @@ private fun BalanceMainArea(card: DashboardCardUi) {
             Text(
                 text = "—",
                 style = MaterialTheme.typography.displayMedium,
-                color = InkMuted
+                color = inkMuted()
             )
             Text(
                 text = "点击配置凭据",
                 style = MaterialTheme.typography.bodySmall,
-                color = InkMuted
+                color = inkMuted()
             )
         }
         balance == null -> {
             Text(
                 text = "—",
                 style = MaterialTheme.typography.displayMedium,
-                color = InkMuted
+                color = inkMuted()
             )
             Text(
                 text = "下拉刷新",
                 style = MaterialTheme.typography.bodySmall,
-                color = InkMuted
+                color = inkMuted()
             )
         }
         card.service == ServiceType.OPENCODE_GO -> {
@@ -278,7 +310,7 @@ private fun BalanceMainArea(card: DashboardCardUi) {
                 Text(
                     text = balance.unit,
                     style = MaterialTheme.typography.titleMedium,
-                    color = InkMuted,
+                    color = inkMuted(),
                     modifier = Modifier.padding(bottom = 6.dp)
                 )
             }
@@ -293,7 +325,7 @@ private fun BalanceMainArea(card: DashboardCardUi) {
                 Text(
                     text = "本月已用 ${formatAmount(spent)}${balance.unit}",
                     style = MaterialTheme.typography.bodySmall,
-                    color = InkMuted
+                    color = inkMuted()
                 )
             }
         }
@@ -313,7 +345,7 @@ private fun OpenCodeGoMainBalance(balance: com.rainy.token.domain.model.ServiceB
         Text(
             text = "%",
             style = MaterialTheme.typography.titleLarge,
-            color = InkMuted,
+            color = inkMuted(),
             fontWeight = FontWeight.SemiBold,
             modifier = Modifier.padding(bottom = 6.dp, start = 2.dp)
         )
@@ -321,7 +353,7 @@ private fun OpenCodeGoMainBalance(balance: com.rainy.token.domain.model.ServiceB
         Text(
             text = "5h 用量",
             style = MaterialTheme.typography.titleMedium,
-            color = InkMuted,
+            color = inkMuted(),
             modifier = Modifier.padding(bottom = 6.dp)
         )
     }
@@ -356,13 +388,13 @@ private fun CompactUsageRowEmpty(label: String, resetInSec: Long?) {
             Text(
                 text = label,
                 style = MaterialTheme.typography.bodySmall,
-                color = InkMuted,
+                color = inkMuted(),
                 modifier = Modifier.weight(1f)
             )
             Text(
                 text = "—",
                 style = MaterialTheme.typography.bodyMedium,
-                color = InkMuted
+                color = inkMuted()
             )
         }
         Spacer(modifier = Modifier.height(4.dp))
@@ -372,7 +404,7 @@ private fun CompactUsageRowEmpty(label: String, resetInSec: Long?) {
                 .fillMaxWidth()
                 .height(4.dp)
                 .clip(RoundedCornerShape(2.dp)),
-            color = InkMuted.copy(alpha = 0.3f),
+            color = inkMuted().copy(alpha = 0.3f),
             trackColor = MaterialTheme.colorScheme.surfaceVariant,
             strokeCap = androidx.compose.ui.graphics.StrokeCap.Butt
         )
@@ -381,7 +413,7 @@ private fun CompactUsageRowEmpty(label: String, resetInSec: Long?) {
             Text(
                 text = "${formatResetInSec(resetInSec)}后重置",
                 style = MaterialTheme.typography.bodySmall,
-                color = InkMuted
+                color = inkMuted()
             )
         }
     }
@@ -398,7 +430,7 @@ private fun CompactUsageRow(label: String, pct: Int, resetInSec: Long?) {
             Text(
                 text = label,
                 style = MaterialTheme.typography.bodySmall,
-                color = InkMuted,
+                color = inkMuted(),
                 modifier = Modifier.weight(1f)
             )
             Text(
@@ -433,7 +465,7 @@ private fun CompactUsageRow(label: String, pct: Int, resetInSec: Long?) {
             Text(
                 text = "${formatResetInSec(resetInSec)}后重置",
                 style = MaterialTheme.typography.bodySmall,
-                color = InkMuted
+                color = inkMuted()
             )
         }
     }
@@ -511,13 +543,13 @@ private fun DashboardFooter() {
         Text(
             text = "RainyToken · v1.0",
             style = MaterialTheme.typography.bodySmall,
-            color = InkMuted
+            color = inkMuted()
         )
         Spacer(modifier = Modifier.height(4.dp))
         Text(
             text = "本地加密存储，不上传任何数据",
             style = MaterialTheme.typography.bodySmall,
-            color = InkMuted
+            color = inkMuted()
         )
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/rainy/token/ui/dashboard/UsageDataScreen.kt b/app/src/main/java/com/rainy/token/ui/dashboard/UsageDataScreen.kt
index b481d03..db7f3a2 100644
--- a/app/src/main/java/com/rainy/token/ui/dashboard/UsageDataScreen.kt
+++ b/app/src/main/java/com/rainy/token/ui/dashboard/UsageDataScreen.kt
@@ -52,7 +52,7 @@ import androidx.compose.ui.unit.sp
 import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.rainy.token.data.local.UsageRecord
-import com.rainy.token.ui.theme.InkMuted
+import com.rainy.token.ui.theme.inkMuted
 import com.rainy.token.ui.theme.StrawberryPink
 import java.text.SimpleDateFormat
 import java.time.Instant
@@ -121,7 +121,7 @@ fun UsageDataScreen(
                         })
                     }
                 }
-                Text("UTC+0", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                Text("UTC+0", style = MaterialTheme.typography.bodySmall, color = inkMuted())
                 Spacer(Modifier.weight(1f))
                 // 模型筛选
                 Box {
@@ -150,17 +150,17 @@ fun UsageDataScreen(
                 CustomTimeRangeRow(customStartMs, customEndMs,
                     { showStartPicker = true }, { showEndPicker = true },
                     { viewModel.setTimeFilter(TimeFilter.Custom(customStartMs, customEndMs)) })
-                Text("所有时间按 UTC+0 计算", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                Text("所有时间按 UTC+0 计算", style = MaterialTheme.typography.bodySmall, color = inkMuted())
             }
 
             // ─── 记录数 + 分页 ───
             Row(Modifier.fillMaxWidth().padding(vertical = 4.dp), Arrangement.SpaceBetween, Alignment.CenterVertically) {
-                Text("${state.totalRecords} 条记录", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                Text("${state.totalRecords} 条记录", style = MaterialTheme.typography.bodySmall, color = inkMuted())
                 if (state.totalPages > 1) {
                     Row(verticalAlignment = Alignment.CenterVertically) {
                         TextButton(onClick = { viewModel.prevPage() }, enabled = state.currentPage > 1) {
                             Text("◀", color = StrawberryPink, fontSize = 13.sp) }
-                        Text("${state.currentPage}/${state.totalPages}", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                        Text("${state.currentPage}/${state.totalPages}", style = MaterialTheme.typography.bodySmall, color = inkMuted())
                         TextButton(onClick = { viewModel.nextPage() }, enabled = state.currentPage < state.totalPages) {
                             Text("▶", color = StrawberryPink, fontSize = 13.sp) }
                         Spacer(Modifier.width(6.dp))
@@ -173,7 +173,7 @@ fun UsageDataScreen(
                             keyboardOptions = KeyboardOptions.Default.copy(keyboardType = androidx.compose.ui.text.input.KeyboardType.Number),
                             colors = OutlinedTextFieldDefaults.colors(
                                 focusedBorderColor = StrawberryPink,
-                                unfocusedBorderColor = InkMuted.copy(alpha = 0.4f)
+                                unfocusedBorderColor = inkMuted().copy(alpha = 0.4f)
                             )
                         )
                         TextButton(onClick = {
@@ -201,11 +201,11 @@ fun UsageDataScreen(
             // ─── 记录列表 ───
             if (state.loading) {
                 Box(Modifier.fillMaxWidth().height(200.dp), contentAlignment = Alignment.Center) {
-                    Text("加载中…", color = InkMuted)
+                    Text("加载中…", color = inkMuted())
                 }
             } else if (state.records.isEmpty()) {
                 Box(Modifier.fillMaxWidth().height(200.dp), contentAlignment = Alignment.Center) {
-                    Text("暂无数据", color = InkMuted)
+                    Text("暂无数据", color = inkMuted())
                 }
             } else {
                 LazyColumn(Modifier.fillMaxWidth(), verticalArrangement = Arrangement.spacedBy(1.dp)) {
@@ -265,7 +265,7 @@ fun UsageDataScreen(
 @Composable
 private fun HeaderCell(text: String, modifier: Modifier) {
     Text(text, modifier = modifier, fontSize = 12.sp, fontWeight = FontWeight.Bold,
-        color = InkMuted, textAlign = TextAlign.Center)
+        color = inkMuted(), textAlign = TextAlign.Center)
 }
 
 @Composable
@@ -293,7 +293,7 @@ private fun DataCell(text: String, modifier: Modifier) {
 @Composable
 private fun RawField(label: String, value: String) {
     Row(Modifier.fillMaxWidth().padding(vertical = 1.dp)) {
-        Text("$label: ", fontSize = 12.sp, fontWeight = FontWeight.Medium, color = InkMuted)
+        Text("$label: ", fontSize = 12.sp, fontWeight = FontWeight.Medium, color = inkMuted())
         Text(value, fontSize = 12.sp, color = MaterialTheme.colorScheme.onSurface)
     }
 }
diff --git a/app/src/main/java/com/rainy/token/ui/dashboard/UsageOverviewScreen.kt b/app/src/main/java/com/rainy/token/ui/dashboard/UsageOverviewScreen.kt
index 785d90f..efb2c93 100644
--- a/app/src/main/java/com/rainy/token/ui/dashboard/UsageOverviewScreen.kt
+++ b/app/src/main/java/com/rainy/token/ui/dashboard/UsageOverviewScreen.kt
@@ -43,7 +43,7 @@ import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.rainy.token.data.local.ModelStats
 import com.rainy.token.data.local.OverviewStats
-import com.rainy.token.ui.theme.InkMuted
+import com.rainy.token.ui.theme.inkMuted
 import com.rainy.token.ui.theme.StrawberryPink
 import java.text.SimpleDateFormat
 import java.util.Date
@@ -89,7 +89,7 @@ fun UsageOverviewScreen(
                         Text(uiState.timeFilter.label, color = StrawberryPink, fontWeight = FontWeight.SemiBold)
                         Icon(Icons.Filled.ArrowDropDown, null, tint = StrawberryPink)
                     }
-                    Text("UTC+0", style = MaterialTheme.typography.bodySmall, color = InkMuted, modifier = Modifier.padding(start = 4.dp))
+                    Text("UTC+0", style = MaterialTheme.typography.bodySmall, color = inkMuted(), modifier = Modifier.padding(start = 4.dp))
                     DropdownMenu(menuExpanded, { menuExpanded = false }) {
                         listOf(TimeFilter.All, TimeFilter.Last5h, TimeFilter.Last24h,
                             TimeFilter.Today, TimeFilter.Yesterday,
@@ -112,7 +112,7 @@ fun UsageOverviewScreen(
                     CustomTimeRangeRow(customStartMs, customEndMs,
                         { showStartPicker = true }, { showEndPicker = true },
                         { viewModel.setTimeFilter(TimeFilter.Custom(customStartMs, customEndMs)) })
-                    Text("所有时间按 UTC+0 计算", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                    Text("所有时间按 UTC+0 计算", style = MaterialTheme.typography.bodySmall, color = inkMuted())
                 }
             }
             // 总览
@@ -157,7 +157,7 @@ fun UsageOverviewScreen(
                         Row(Modifier.fillMaxWidth(), Arrangement.SpaceBetween, Alignment.CenterVertically) {
                             TextButton(onClick = { viewModel.prevDailyPage() }, enabled = uiState.dailyPage > 1) {
                                 Text("◀ 上一页", color = StrawberryPink, style = MaterialTheme.typography.bodySmall) }
-                            Text("${uiState.dailyPage} / $totalPages", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                            Text("${uiState.dailyPage} / $totalPages", style = MaterialTheme.typography.bodySmall, color = inkMuted())
                             TextButton(onClick = { viewModel.nextDailyPage() }, enabled = uiState.dailyPage < totalPages) {
                                 Text("下一页 ▶", color = StrawberryPink, style = MaterialTheme.typography.bodySmall) }
                         }
@@ -193,7 +193,7 @@ fun UsageOverviewScreen(
 @Composable private fun CacheBreakdownCard(overview: OverviewStats) {
     Card(Modifier.fillMaxWidth(), RoundedCornerShape(20.dp), CardDefaults.cardColors(containerColor = MaterialTheme.colorScheme.surface)) {
         Column(Modifier.padding(16.dp)) {
-            Text("缓存 Token 细分", style = MaterialTheme.typography.labelMedium, color = InkMuted)
+            Text("缓存 Token 细分", style = MaterialTheme.typography.labelMedium, color = inkMuted())
             Spacer(Modifier.height(8.dp))
             Row(Modifier.fillMaxWidth(), Arrangement.SpaceEvenly) {
                 StatItem("缓存读取", formatTokenCount(overview.cacheReadTokens))
@@ -201,7 +201,7 @@ fun UsageOverviewScreen(
             }
             if (overview.cacheReadTokens > 0) {
                 Spacer(Modifier.height(4.dp))
-                Text("※ 缓存读取已计入「输入 Token」", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                Text("※ 缓存读取已计入「输入 Token」", style = MaterialTheme.typography.bodySmall, color = inkMuted())
             }
         }
     }
@@ -216,11 +216,11 @@ fun UsageOverviewScreen(
         Row(Modifier.fillMaxWidth().padding(12.dp), verticalAlignment = Alignment.CenterVertically) {
             Column(Modifier.weight(1f)) {
                 Text(stat.model, style = MaterialTheme.typography.bodyMedium, fontWeight = FontWeight.Medium)
-                Text("${stat.count} 次调用", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                Text("${stat.count} 次调用", style = MaterialTheme.typography.bodySmall, color = inkMuted())
             }
             Column(horizontalAlignment = Alignment.End) {
                 Text(formatTokenCount(stat.totalTokens), style = MaterialTheme.typography.bodyMedium, fontWeight = FontWeight.Bold, color = StrawberryPink)
-                Text("$${String.format(Locale.US, "%.4f", stat.totalCost / 100_000_000.0)}", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                Text("$${String.format(Locale.US, "%.4f", stat.totalCost / 100_000_000.0)}", style = MaterialTheme.typography.bodySmall, color = inkMuted())
             }
         }
     }
@@ -233,7 +233,7 @@ fun UsageOverviewScreen(
             Text(utcFmt.format(Date(day.dayTs)), style = MaterialTheme.typography.bodyMedium, fontWeight = FontWeight.Medium, modifier = Modifier.weight(1f))
             Column(horizontalAlignment = Alignment.End) {
                 Text(formatTokenCount(day.totalTokens), style = MaterialTheme.typography.bodyMedium, fontWeight = FontWeight.Bold, color = StrawberryPink)
-                Text("${day.count} 次 · $${String.format(Locale.US, "%.4f", day.totalCost / 100_000_000.0)}", style = MaterialTheme.typography.bodySmall, color = InkMuted)
+                Text("${day.count} 次 · $${String.format(Locale.US, "%.4f", day.totalCost / 100_000_000.0)}", style = MaterialTheme.typography.bodySmall, color = inkMuted())
             }
         }
     }
@@ -242,7 +242,7 @@ fun UsageOverviewScreen(
 @Composable private fun StatItem(label: String, value: String) {
     Column(horizontalAlignment = Alignment.CenterHorizontally) {
         Text(value, style = MaterialTheme.typography.titleMedium, fontWeight = FontWeight.Bold, color = StrawberryPink)
-        Text(label, style = MaterialTheme.typography.bodySmall, color = InkMuted)
+        Text(label, style = MaterialTheme.typography.bodySmall, color = inkMuted())
     }
 }
 
diff --git a/app/src/main/java/com/rainy/token/ui/servicedetail/ServiceDetailScreen.kt b/app/src/main/java/com/rainy/token/ui/servicedetail/ServiceDetailScreen.kt
index 7229173..a36b713 100644
--- a/app/src/main/java/com/rainy/token/ui/servicedetail/ServiceDetailScreen.kt
+++ b/app/src/main/java/com/rainy/token/ui/servicedetail/ServiceDetailScreen.kt
@@ -51,7 +51,7 @@ import com.rainy.token.ui.components.ServiceIcon
 import com.rainy.token.ui.components.StatusChip
 import com.rainy.token.ui.components.StatusLevel
 import com.rainy.token.ui.components.StatusStyle
-import com.rainy.token.ui.theme.InkMuted
+import com.rainy.token.ui.theme.inkMuted
 import com.rainy.token.ui.theme.StrawberryPink
 import java.text.SimpleDateFormat
 import java.util.Date
@@ -187,7 +187,7 @@ private fun OpenCodeGoWindowsCard(state: State) {
             Text(
                 text = "用量窗口",
                 style = MaterialTheme.typography.labelLarge,
-                color = InkMuted
+                color = inkMuted()
             )
             Spacer(modifier = Modifier.height(12.dp))
             UsageWindowRow(
@@ -226,7 +226,7 @@ private fun UsageWindowRow(label: String, pct: Int?, resetInSec: Long?) {
             Text(
                 text = label,
                 style = MaterialTheme.typography.bodyMedium,
-                color = InkMuted,
+                color = inkMuted(),
                 modifier = Modifier.weight(1f)
             )
             Row(verticalAlignment = Alignment.Bottom) {
@@ -238,7 +238,7 @@ private fun UsageWindowRow(label: String, pct: Int?, resetInSec: Long?) {
                 Text(
                     text = "%",
                     style = MaterialTheme.typography.bodyMedium,
-                    color = InkMuted,
+                    color = inkMuted(),
                     modifier = Modifier.padding(bottom = 2.dp, start = 2.dp)
                 )
             }
@@ -262,7 +262,7 @@ private fun UsageWindowRow(label: String, pct: Int?, resetInSec: Long?) {
             Text(
                 text = "${formatResetInSec(resetInSec)}后重置",
                 style = MaterialTheme.typography.bodySmall,
-                color = InkMuted
+                color = inkMuted()
             )
         }
     }
@@ -293,7 +293,7 @@ private fun MainBalanceCard(state: State, service: ServiceType) {
                 Text(
                     text = mainCardLabel(service),
                     style = MaterialTheme.typography.labelLarge,
-                    color = InkMuted
+                    color = inkMuted()
                 )
                 Spacer(modifier = Modifier.weight(1f))
                 StatusChip(style = stateToChip(state))
@@ -322,14 +322,14 @@ private fun MainBalanceCard(state: State, service: ServiceType) {
                     Text(
                         text = "显示的是上次成功获取的余额",
                         style = MaterialTheme.typography.bodySmall,
-                        color = InkMuted
+                        color = inkMuted()
                     )
                 }
                 is State.ManualModeHint -> {
                     Text(
                         text = "—",
                         style = MaterialTheme.typography.displayMedium,
-                        color = InkMuted
+                        color = inkMuted()
                     )
                 }
             }
@@ -343,7 +343,7 @@ private fun BalanceBigNumber(balance: ServiceBalance?) {
         Text(
             text = "—",
             style = MaterialTheme.typography.displayLarge,
-            color = InkMuted
+            color = inkMuted()
         )
         return
     }
@@ -358,7 +358,7 @@ private fun BalanceBigNumber(balance: ServiceBalance?) {
         Text(
             text = balance.unit,
             style = MaterialTheme.typography.titleLarge,
-            color = InkMuted,
+            color = inkMuted(),
             modifier = Modifier.padding(bottom = 8.dp)
         )
     }
@@ -375,7 +375,7 @@ private fun BalanceBigNumber(balance: ServiceBalance?) {
         Text(
             text = "本月消费 ${formatAmount(spent)}${balance.unit}",
             style = MaterialTheme.typography.bodyMedium,
-            color = InkMuted
+            color = inkMuted()
         )
     }
 }
@@ -406,7 +406,7 @@ private fun DeepSeekBreakdownCard(state: State) {
             Text(
                 text = "余额构成",
                 style = MaterialTheme.typography.labelLarge,
-                color = InkMuted
+                color = inkMuted()
             )
             Spacer(modifier = Modifier.height(12.dp))
             BreakdownRow("赠送余额", granted, balance!!.unit)
@@ -427,7 +427,7 @@ private fun BreakdownRow(label: String, value: Double, unit: String) {
         Text(
             text = label,
             style = MaterialTheme.typography.bodyMedium,
-            color = InkMuted,
+            color = inkMuted(),
             modifier = Modifier.weight(1f)
         )
         Row(verticalAlignment = Alignment.Bottom) {
@@ -440,7 +440,7 @@ private fun BreakdownRow(label: String, value: Double, unit: String) {
             Text(
                 text = unit,
                 style = MaterialTheme.typography.bodyMedium,
-                color = InkMuted,
+                color = inkMuted(),
                 modifier = Modifier.padding(bottom = 2.dp)
             )
         }
diff --git a/app/src/main/java/com/rainy/token/ui/theme/Color.kt b/app/src/main/java/com/rainy/token/ui/theme/Color.kt
index ba89c31..467e195 100644
--- a/app/src/main/java/com/rainy/token/ui/theme/Color.kt
+++ b/app/src/main/java/com/rainy/token/ui/theme/Color.kt
@@ -37,3 +37,6 @@ val DarkBackground = Color(0xFF1F1419)    // 暖深背景
 val DarkSurface = Color(0xFF2A1F25)       // 卡片
 val DarkOnSurface = Color(0xFFEFE0E5)     // 卡片文本
 val DarkPrimary = Color(0xFFFFB3C6)       // 暗色下主色更亮
+val DarkInkWarm = Color(0xFFEFE0E5)       // 暗色下暖黑→浅粉白
+val DarkInkMuted = Color(0xFFC9B8BE)      // 暗色下暖灰→浅灰粉
+val DarkInkOutline = Color(0xFF4D3A42)    // 暗色下描边
diff --git a/app/src/main/java/com/rainy/token/ui/theme/Theme.kt b/app/src/main/java/com/rainy/token/ui/theme/Theme.kt
index 19fad57..c375f84 100644
--- a/app/src/main/java/com/rainy/token/ui/theme/Theme.kt
+++ b/app/src/main/java/com/rainy/token/ui/theme/Theme.kt
@@ -88,4 +88,14 @@ fun RainyTokenTheme(
         typography = RainyTypography,
         content = content
     )
-}
\ No newline at end of file
+}
+
+/**
+ * 暗色模式自适应的文本颜色。
+ * 浅色模式下返回暖黑/暖灰，深色模式下自动切换到浅色。
+ */
+@Composable
+fun inkWarm(): Color = if (isSystemInDarkTheme()) DarkInkWarm else InkWarm
+
+@Composable
+fun inkMuted(): Color = if (isSystemInDarkTheme()) DarkInkMuted else InkMuted
\ No newline at end of file
diff --git a/app/src/main/java/com/rainy/token/ui/widget/OpenCodeGoWidgetProvider.kt b/app/src/main/java/com/rainy/token/ui/widget/OpenCodeGoWidgetProvider.kt
index fa2c64c..507380c 100644
--- a/app/src/main/java/com/rainy/token/ui/widget/OpenCodeGoWidgetProvider.kt
+++ b/app/src/main/java/com/rainy/token/ui/widget/OpenCodeGoWidgetProvider.kt
@@ -19,13 +19,30 @@ import java.util.Date
 import java.util.Locale
 
 /**
- * OpenCode Go 桌面小组件。
+ * OpenCode Go 桌面小组件（MIUI Widget）。
  *
- * 显示 3 个用量窗口（5h / 本周 / 本月）的百分比 + 进度条 + 重置倒计时。
- * 优先展示缓存数据；缓存为空或超过 5 分钟冷却时间时，自动触发后台网络刷新。
+ * 显示 3 个用量窗口（5h / 本周 / 本月）的百分比 + 进度条 + 重置倒计时 + DeepSeek 余额。
+ *
+ * 刷新路径：
+ * - MIUI 曝光刷新：用户划到负一屏 → miui.appwidget.action.APPWIDGET_UPDATE → onReceive → onUpdate
+ * - 标准定时刷新：系统 30min 定时 → android.appwidget.action.APPWIDGET_UPDATE → onUpdate
+ * - 手动 ↻ 按钮：PendingIntent 直通 WidgetRefreshReceiver → 网络请求 → notifyDataChanged
+ * - APP 内刷新：notifyDataChanged() → 广播 ACTION_APPWIDGET_UPDATE → onUpdate
+ * - 缓存为空/过期时 onUpdate 自动触发后台刷新
  */
 class OpenCodeGoWidgetProvider : AppWidgetProvider() {
 
+    override fun onReceive(context: Context, intent: Intent) {
+        if ("miui.appwidget.action.APPWIDGET_UPDATE" == intent.action) {
+            val appWidgetIds = intent.getIntArrayExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS)
+            if (appWidgetIds != null) {
+                onUpdate(context, AppWidgetManager.getInstance(context), appWidgetIds)
+            }
+        } else {
+            super.onReceive(context, intent)
+        }
+    }
+
     override fun onUpdate(
         context: Context,
         appWidgetManager: AppWidgetManager,
@@ -44,7 +61,7 @@ class OpenCodeGoWidgetProvider : AppWidgetProvider() {
                 context, 0, intent,
                 PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
             )
-            views.setOnClickPendingIntent(R.id.widget_root, pendingIntent)
+            views.setOnClickPendingIntent(R.id.widget_content, pendingIntent)
 
             // 刷新按钮 → 后台广播刷新
             val refreshPendingIntent = PendingIntent.getBroadcast(
diff --git a/app/src/main/res/drawable-night/ic_deepseek_logo.png b/app/src/main/res/drawable-night/ic_deepseek_logo.png
new file mode 100644
index 0000000..85ca0b5
Binary files /dev/null and b/app/src/main/res/drawable-night/ic_deepseek_logo.png differ
diff --git a/app/src/main/res/drawable-night/ic_opencode_go_logo.xml b/app/src/main/res/drawable-night/ic_opencode_go_logo.xml
new file mode 100644
index 0000000..8874b6a
--- /dev/null
+++ b/app/src/main/res/drawable-night/ic_opencode_go_logo.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- OpenCode Go logo 深色模式版：深色填充 → 浅色，保证在 #2D1825 背景上可见 -->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="54dp"
+    android:height="30dp"
+    android:viewportWidth="54"
+    android:viewportHeight="30">
+    <path
+        android:fillColor="#E8D8D5"
+        android:pathData="M24 30H0V0H24V6H6V24H18V18H12V12H24V30Z"/>
+    <path
+        android:fillColor="#A09098"
+        android:pathData="M12 18H18V24H6V12H12V18Z"/>
+    <path
+        android:fillColor="#A09098"
+        android:pathData="M48 12V24H36V12H48Z"/>
+    <path
+        android:fillColor="#E8D8D5"
+        android:pathData="M54 30H30V0H54V30ZM36 24H48V6H36V24Z"/>
+</vector>
\ No newline at end of file
diff --git a/app/src/main/res/drawable-night/rainytoken_wordmark.png b/app/src/main/res/drawable-night/rainytoken_wordmark.png
new file mode 100644
index 0000000..b4d65ba
Binary files /dev/null and b/app/src/main/res/drawable-night/rainytoken_wordmark.png differ
diff --git a/app/src/main/res/drawable-night/widget_bg.xml b/app/src/main/res/drawable-night/widget_bg.xml
new file mode 100644
index 0000000..f99fb09
--- /dev/null
+++ b/app/src/main/res/drawable-night/widget_bg.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- MIUI Widget 深色模式背景 -->
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="16dp" />
+    <solid android:color="#2D1825" />
+    <stroke
+        android:width="1dp"
+        android:color="#4D2D3D" />
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/drawable-nodpi/widget_preview.png b/app/src/main/res/drawable-nodpi/widget_preview.png
new file mode 100644
index 0000000..187a472
Binary files /dev/null and b/app/src/main/res/drawable-nodpi/widget_preview.png differ
diff --git a/app/src/main/res/layout-night/widget_opencode_go.xml b/app/src/main/res/layout-night/widget_opencode_go.xml
new file mode 100644
index 0000000..7353014
--- /dev/null
+++ b/app/src/main/res/layout-night/widget_opencode_go.xml
@@ -0,0 +1,212 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- MIUI Widget 深色模式布局 — 文字颜色适配暗色背景 #2D1825 -->
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/background"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@drawable/widget_bg">
+
+    <LinearLayout
+        android:id="@+id/widget_content"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:padding="8dp"
+        android:gravity="center_vertical">
+
+    <!-- 第一行：wordmark + 更新时间 + 刷新按钮 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="2dp">
+
+        <ImageView
+            android:id="@+id/widget_wordmark"
+            android:layout_width="wrap_content"
+            android:layout_height="24dp"
+            android:src="@drawable/rainytoken_wordmark"
+            android:contentDescription="RainyToken"
+            android:adjustViewBounds="true" />
+
+        <ProgressBar
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_weight="1"
+            android:max="100" android:progress="0"
+            android:progressTint="#00000000"
+            android:progressBackgroundTint="#00000000"
+            android:indeterminate="false" />
+
+        <TextView
+            android:id="@+id/widget_updated"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="--"
+            android:textColor="#D4C4CC"
+            android:textSize="10sp" />
+
+        <TextView
+            android:id="@+id/widget_refresh"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="↻"
+            android:textColor="#FF85A2"
+            android:textSize="20sp"
+            android:layout_marginStart="6dp" />
+    </LinearLayout>
+
+    <!-- OpenCode Go 标识 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="6dp">
+        <ImageView
+            android:id="@+id/widget_logo"
+            android:layout_width="22dp" android:layout_height="12dp"
+            android:src="@drawable/ic_opencode_go_logo"
+            android:contentDescription="OpenCode Go"
+            android:layout_marginEnd="5dp" />
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="OpenCode Go · 用量"
+            android:textColor="#C4A0AB"
+            android:textSize="11sp" />
+    </LinearLayout>
+
+    <!-- 5h -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="3dp">
+        <TextView android:id="@+id/row1_label"
+            android:layout_width="36dp" android:layout_height="wrap_content"
+            android:text="5h" android:textColor="#C4A0AB" android:textSize="11sp" />
+        <TextView android:id="@+id/row1_pct"
+            android:layout_width="38dp" android:layout_height="wrap_content"
+            android:text="--" android:textColor="#FFD1DC" android:textSize="12sp"
+            android:textStyle="bold" android:gravity="end" />
+        <ProgressBar android:id="@+id/row1_bar"
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp" android:layout_height="6dp"
+            android:layout_weight="1" android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp" android:max="100" android:progress="0"
+            android:progressTint="@color/widget_bar_5h" />
+        <TextView android:id="@+id/row1_reset"
+            android:layout_width="48dp" android:layout_height="wrap_content"
+            android:text="--" android:textColor="#8A7A82" android:textSize="10sp" />
+    </LinearLayout>
+
+    <!-- 本周 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="3dp">
+        <TextView android:id="@+id/row2_label"
+            android:layout_width="36dp" android:layout_height="wrap_content"
+            android:text="本周" android:textColor="#C4A0AB" android:textSize="11sp" />
+        <TextView android:id="@+id/row2_pct"
+            android:layout_width="38dp" android:layout_height="wrap_content"
+            android:text="--" android:textColor="#FFD1DC" android:textSize="12sp"
+            android:textStyle="bold" android:gravity="end" />
+        <ProgressBar android:id="@+id/row2_bar"
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp" android:layout_height="6dp"
+            android:layout_weight="1" android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp" android:max="100" android:progress="0"
+            android:progressTint="@color/widget_bar_weekly" />
+        <TextView android:id="@+id/row2_reset"
+            android:layout_width="48dp" android:layout_height="wrap_content"
+            android:text="--" android:textColor="#8A7A82" android:textSize="10sp" />
+    </LinearLayout>
+
+    <!-- 本月 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="3dp">
+        <TextView android:id="@+id/row3_label"
+            android:layout_width="36dp" android:layout_height="wrap_content"
+            android:text="本月" android:textColor="#C4A0AB" android:textSize="11sp" />
+        <TextView android:id="@+id/row3_pct"
+            android:layout_width="38dp" android:layout_height="wrap_content"
+            android:text="--" android:textColor="#FFD1DC" android:textSize="12sp"
+            android:textStyle="bold" android:gravity="end" />
+        <ProgressBar android:id="@+id/row3_bar"
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp" android:layout_height="6dp"
+            android:layout_weight="1" android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp" android:max="100" android:progress="0"
+            android:progressTint="@color/widget_bar_monthly" />
+        <TextView android:id="@+id/row3_reset"
+            android:layout_width="48dp" android:layout_height="wrap_content"
+            android:text="--" android:textColor="#8A7A82" android:textSize="10sp" />
+    </LinearLayout>
+
+    <!-- DeepSeek 余额 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="2dp">
+        <ImageView
+            android:layout_width="wrap_content" android:layout_height="12dp"
+            android:src="@drawable/ic_deepseek_logo"
+            android:contentDescription="DeepSeek"
+            android:adjustViewBounds="true"
+            android:layout_marginEnd="5dp" />
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="DeepSeek 余额"
+            android:textColor="#C4A0AB"
+            android:textSize="11sp" />
+        <TextView
+            android:id="@+id/widget_ds_amount"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="--"
+            android:textColor="#FFD1DC"
+            android:textSize="11sp"
+            android:textStyle="bold"
+            android:layout_marginStart="4dp" />
+    </LinearLayout>
+
+    <!-- 署名 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical">
+        <ProgressBar
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_weight="1"
+            android:max="100" android:progress="0"
+            android:progressTint="#00000000"
+            android:progressBackgroundTint="#00000000"
+            android:indeterminate="false" />
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="雨晴喵"
+            android:textColor="#8A7A82"
+            android:textSize="9sp" />
+    </LinearLayout>
+
+</LinearLayout>
+
+</FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/widget_opencode_go.xml b/app/src/main/res/layout/widget_opencode_go.xml
index 6adf53b..b4a1722 100644
--- a/app/src/main/res/layout/widget_opencode_go.xml
+++ b/app/src/main/res/layout/widget_opencode_go.xml
@@ -1,11 +1,19 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:id="@+id/widget_root"
+<!-- MIUI Widget 布局规范：根布局必须为 FrameLayout + @android:id/background -->
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/background"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:background="@drawable/widget_bg"
-    android:orientation="vertical"
-    android:padding="12dp">
+    android:background="@drawable/widget_bg">
+
+    <LinearLayout
+        android:id="@+id/widget_content"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:padding="8dp"
+        android:gravity="center_vertical">
+    <!-- 注意：保持和原来一样的内部结构，只是套了一层 FrameLayout -->
 
     <!-- 第一行 -->
     <LinearLayout
@@ -59,7 +67,7 @@
         android:layout_height="wrap_content"
         android:orientation="horizontal"
         android:gravity="center_vertical"
-        android:layout_marginBottom="10dp">
+        android:layout_marginBottom="6dp">
 
         <ImageView
             android:id="@+id/widget_logo"
@@ -83,7 +91,7 @@
         android:layout_height="wrap_content"
         android:orientation="horizontal"
         android:gravity="center_vertical"
-        android:layout_marginBottom="6dp">
+        android:layout_marginBottom="3dp">
 
         <TextView android:id="@+id/row1_label"
             android:layout_width="36dp" android:layout_height="wrap_content"
@@ -112,7 +120,7 @@
         android:layout_height="wrap_content"
         android:orientation="horizontal"
         android:gravity="center_vertical"
-        android:layout_marginBottom="6dp">
+        android:layout_marginBottom="3dp">
 
         <TextView android:id="@+id/row2_label"
             android:layout_width="36dp" android:layout_height="wrap_content"
@@ -141,7 +149,7 @@
         android:layout_height="wrap_content"
         android:orientation="horizontal"
         android:gravity="center_vertical"
-        android:layout_marginBottom="8dp">
+        android:layout_marginBottom="3dp">
 
         <TextView android:id="@+id/row3_label"
             android:layout_width="36dp" android:layout_height="wrap_content"
@@ -170,7 +178,7 @@
         android:layout_height="wrap_content"
         android:orientation="horizontal"
         android:gravity="center_vertical"
-        android:layout_marginBottom="4dp">
+        android:layout_marginBottom="2dp">
 
         <ImageView
             android:layout_width="wrap_content"
@@ -224,4 +232,6 @@
             android:textSize="9sp" />
     </LinearLayout>
 
-</LinearLayout>
\ No newline at end of file
+</LinearLayout>
+
+</FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/widget_opencode_go_preview.xml b/app/src/main/res/layout/widget_opencode_go_preview.xml
new file mode 100644
index 0000000..c6927ff
--- /dev/null
+++ b/app/src/main/res/layout/widget_opencode_go_preview.xml
@@ -0,0 +1,180 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 小组件预览布局 — 小米小部件中心选择器展示用 -->
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/background"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@drawable/widget_bg">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:padding="12dp"
+        android:gravity="center_vertical">
+
+    <!-- 标题行 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="2dp">
+
+        <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="24dp"
+            android:src="@drawable/rainytoken_wordmark"
+            android:adjustViewBounds="true" />
+
+        <ProgressBar
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_weight="1"
+            android:max="100"
+            android:progress="0"
+            android:progressTint="#00000000"
+            android:progressBackgroundTint="#00000000"
+            android:indeterminate="false" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="自动刷新"
+            android:textColor="#C4A0AB"
+            android:textSize="10sp" />
+    </LinearLayout>
+
+    <!-- OpenCode Go 标识 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="10dp">
+
+        <ImageView
+            android:layout_width="22dp"
+            android:layout_height="12dp"
+            android:src="@drawable/ic_opencode_go_logo"
+            android:layout_marginEnd="5dp" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="OpenCode Go · 用量"
+            android:textColor="#8A7A82"
+            android:textSize="11sp" />
+    </LinearLayout>
+
+    <!-- 5h -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="6dp">
+
+        <TextView
+            android:layout_width="36dp" android:layout_height="wrap_content"
+            android:text="5h" android:textColor="#8A7A82" android:textSize="11sp" />
+
+        <TextView
+            android:layout_width="38dp" android:layout_height="wrap_content"
+            android:text="42%" android:textColor="#3D2C35" android:textSize="12sp"
+            android:textStyle="bold" android:gravity="end" />
+
+        <ProgressBar
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp" android:layout_height="6dp"
+            android:layout_weight="1" android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp" android:max="100" android:progress="42"
+            android:progressTint="#FF85A2" />
+    </LinearLayout>
+
+    <!-- 本周 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="6dp">
+
+        <TextView
+            android:layout_width="36dp" android:layout_height="wrap_content"
+            android:text="本周" android:textColor="#8A7A82" android:textSize="11sp" />
+
+        <TextView
+            android:layout_width="38dp" android:layout_height="wrap_content"
+            android:text="68%" android:textColor="#3D2C35" android:textSize="12sp"
+            android:textStyle="bold" android:gravity="end" />
+
+        <ProgressBar
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp" android:layout_height="6dp"
+            android:layout_weight="1" android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp" android:max="100" android:progress="68"
+            android:progressTint="#FFA726" />
+    </LinearLayout>
+
+    <!-- 本月 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="8dp">
+
+        <TextView
+            android:layout_width="36dp" android:layout_height="wrap_content"
+            android:text="本月" android:textColor="#8A7A82" android:textSize="11sp" />
+
+        <TextView
+            android:layout_width="38dp" android:layout_height="wrap_content"
+            android:text="35%" android:textColor="#3D2C35" android:textSize="12sp"
+            android:textStyle="bold" android:gravity="end" />
+
+        <ProgressBar
+            style="@android:style/Widget.ProgressBar.Horizontal"
+            android:layout_width="0dp" android:layout_height="6dp"
+            android:layout_weight="1" android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp" android:max="100" android:progress="35"
+            android:progressTint="#FF85A2" />
+    </LinearLayout>
+
+    <!-- DeepSeek 余额 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:layout_marginBottom="4dp">
+
+        <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="12dp"
+            android:src="@drawable/ic_deepseek_logo"
+            android:adjustViewBounds="true"
+            android:layout_marginEnd="5dp" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="DeepSeek 余额"
+            android:textColor="#8A7A82"
+            android:textSize="11sp" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="¥18.00"
+            android:textColor="#3D2C35"
+            android:textSize="11sp"
+            android:textStyle="bold"
+            android:layout_marginStart="4dp" />
+    </LinearLayout>
+
+</LinearLayout>
+
+</FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 08ab72d..a787889 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,3 +1,5 @@
 <resources>
     <string name="app_name">雨晴Token</string>
+    <string name="widget_name">AI用量面板</string>
+<string name="widget_description">OpenCode Go 用量 + DeepSeek 余额，自动刷新</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/xml/widget_opencode_go_info.xml b/app/src/main/res/xml/widget_opencode_go_info.xml
index 537cdaa..924714c 100644
--- a/app/src/main/res/xml/widget_opencode_go_info.xml
+++ b/app/src/main/res/xml/widget_opencode_go_info.xml
@@ -1,9 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android"
-    android:minWidth="250dp"
+    android:minWidth="300dp"
     android:minHeight="110dp"
     android:initialLayout="@layout/widget_opencode_go"
-    android:previewImage="@mipmap/ic_launcher"
+    android:previewImage="@drawable/widget_preview"
+    android:previewLayout="@layout/widget_opencode_go_preview"
+    android:description="@string/widget_description"
     android:resizeMode="vertical|horizontal"
-    android:widgetCategory="home_screen"
+    android:widgetCategory="home_screen|keyguard"
+    android:widgetFeatures="reconfigurable"
     android:updatePeriodMillis="1800000" />