diff --git a/.gitignore b/.gitignore
index 82a5661..1214d9d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,6 +25,12 @@
 # production
 /build
 
+# built mobile artifacts (APK/AAB) + release signing secrets
+/dist
+/android/keystore.properties
+*.jks
+*.keystore
+
 # misc
 .DS_Store
 *.pem
diff --git a/android/.gitignore b/android/.gitignore
index 48354a3..4acccf3 100644
--- a/android/.gitignore
+++ b/android/.gitignore
@@ -99,3 +99,8 @@ app/src/main/assets/public
 app/src/main/assets/capacitor.config.json
 app/src/main/assets/capacitor.plugins.json
 app/src/main/res/xml/config.xml
+
+# Release signing — NEVER commit (back these up separately!)
+keystore.properties
+*.jks
+*.keystore
diff --git a/android/app/build.gradle b/android/app/build.gradle
index 483b2f6..081a9b2 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -1,5 +1,14 @@
 apply plugin: 'com.android.application'
 
+// Release signing is read from android/keystore.properties (git-ignored). When it
+// is absent (e.g. fresh checkout / CI without secrets) the release build stays
+// unsigned instead of failing the configuration.
+def keystorePropsFile = rootProject.file("keystore.properties")
+def keystoreProps = new Properties()
+if (keystorePropsFile.exists()) {
+    keystoreProps.load(new FileInputStream(keystorePropsFile))
+}
+
 android {
     namespace = "com.bargevasat.app"
     compileSdk = rootProject.ext.compileSdkVersion
@@ -16,8 +25,21 @@ android {
             ignoreAssetsPattern = '!.svn:!.git:!.ds_store:!*.scc:.*:!CVS:!thumbs.db:!picasa.ini:!*~'
         }
     }
+    signingConfigs {
+        if (keystorePropsFile.exists()) {
+            release {
+                storeFile file(keystoreProps['storeFile'])
+                storePassword keystoreProps['storePassword']
+                keyAlias keystoreProps['keyAlias']
+                keyPassword keystoreProps['keyPassword']
+            }
+        }
+    }
     buildTypes {
         release {
+            if (keystorePropsFile.exists()) {
+                signingConfig signingConfigs.release
+            }
             minifyEnabled false
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
diff --git a/android/mirror-init.gradle b/android/mirror-init.gradle
new file mode 100644
index 0000000..80a1d63
--- /dev/null
+++ b/android/mirror-init.gradle
@@ -0,0 +1,24 @@
+// Injects the myket.ir Maven mirror into every project's buildscript + normal
+// repositories. Needed because dl.google.com is unreachable here and some
+// Capacitor subprojects declare only google()/mavenCentral() in node_modules.
+// Pass on the command line with:  gradlew -I mirror-init.gradle <task>
+allprojects {
+    buildscript {
+        repositories {
+            maven { url 'https://maven.myket.ir' }
+            maven { url 'https://mirror.abrha.net/repository/maven/' }
+        }
+    }
+    repositories {
+        maven { url 'https://maven.myket.ir' }
+        maven { url 'https://mirror.abrha.net/repository/maven/' }
+    }
+    // Build-Tools 35.0.0 isn't installed (and can't be fetched — Google is
+    // blocked here). Pin every Android module to the installed 36.0.0.
+    afterEvaluate { proj ->
+        def android = proj.extensions.findByName('android')
+        if (android != null) {
+            android.buildToolsVersion = '36.0.0'
+        }
+    }
+}
diff --git a/src/app/globals.css b/src/app/globals.css
index 9044fc0..8dd3aa2 100644
--- a/src/app/globals.css
+++ b/src/app/globals.css
@@ -107,6 +107,25 @@ body {
   overscroll-behavior: none;
 }
 
+/* Native-app feel: no blue tap flashes, no long-press callout, no accidental
+   text selection on UI chrome (inputs/messages opt back in below). */
+* {
+  -webkit-tap-highlight-color: transparent;
+}
+body {
+  -webkit-touch-callout: none;
+  -webkit-user-select: none;
+  user-select: none;
+  touch-action: manipulation; /* kill the 300ms double-tap-to-zoom delay */
+}
+input,
+textarea,
+[contenteditable="true"],
+.select-text {
+  -webkit-user-select: text;
+  user-select: text;
+}
+
 body {
   background:
     radial-gradient(120% 90% at 50% 18%, var(--felt-center) 0%, var(--felt-mid) 52%, var(--felt-edge) 100%),