v3.42.15: TUI - always allow Esc/Cancel during spinner operations

- Block cluster restore if existing databases found and cleanup not enabled
- User must press 'c' to enable 'Clean All First' before proceeding
- Prevents accidental data conflicts during disaster recovery
- Bug #24: Missing safety gate for cluster restore

.gitignore

@@ -34,3 +34,7 @@ coverage.html
 # Ignore temporary files
 tmp/
 temp/
+CRITICAL_BUGS_FIXED.md
+LEGAL_DOCUMENTATION.md
+LEGAL_*.md
+legal/

CHANGELOG.md

@@ -5,6 +5,15 @@ All notable changes to dbbackup will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.42.10] - 2026-01-08 "Code Quality"
+
+### Fixed - Code Quality Issues
+- Removed deprecated `io/ioutil` usage (replaced with `os`)
+- Fixed `os.DirEntry.ModTime()` → `file.Info().ModTime()`
+- Removed unused fields and variables
+- Fixed ineffective assignments in TUI code
+- Fixed error strings (no capitalization, no trailing punctuation)
+
 ## [3.42.9] - 2026-01-08 "Diagnose Timeout Fix"
 
 ### Fixed - diagnose.go Timeout Bugs

bin/README.md

@@ -3,9 +3,9 @@
 This directory contains pre-compiled binaries for the DB Backup Tool across multiple platforms and architectures.
 
 ## Build Information
-- **Version**: 3.42.1
+- **Version**: 3.42.10
-- **Build Time**: 2026-01-08_04:54:46_UTC
+- **Build Time**: 2026-01-08_09:40:57_UTC
-- **Git Commit**: 627061c
+- **Git Commit**: 55d34be
 
 ## Recent Updates (v1.1.0)
 - ✅ Fixed TUI progress display with line-by-line output

build_all.sh

@@ -15,7 +15,7 @@ echo "🔧 Using Go version: $GO_VERSION"
 
 # Configuration
 APP_NAME="dbbackup"
-VERSION="3.42.1"
+VERSION=$(grep 'version.*=' main.go | head -1 | sed 's/.*"\(.*\)".*/\1/')
 BUILD_TIME=$(date -u '+%Y-%m-%d_%H:%M:%S_UTC')
 GIT_COMMIT=$(git rev-parse --short HEAD 2>/dev/null || echo "unknown")
 BIN_DIR="bin"

cmd/catalog.go

@@ -252,8 +252,8 @@ func runCatalogSync(cmd *cobra.Command, args []string) error {
 	}
 	defer cat.Close()
 
-	fmt.Printf("📁 Syncing backups from: %s\n", absDir)
+	fmt.Printf("[DIR] Syncing backups from: %s\n", absDir)
-	fmt.Printf("📊 Catalog database: %s\n\n", catalogDBPath)
+	fmt.Printf("[STATS] Catalog database: %s\n\n", catalogDBPath)
 
 	ctx := context.Background()
 	result, err := cat.SyncFromDirectory(ctx, absDir)
@@ -265,17 +265,17 @@ func runCatalogSync(cmd *cobra.Command, args []string) error {
 	cat.SetLastSync(ctx)
 
 	// Show results
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 	fmt.Printf("  Sync Results\n")
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
-	fmt.Printf("  ✅ Added:   %d\n", result.Added)
+	fmt.Printf("  [OK] Added:   %d\n", result.Added)
-	fmt.Printf("  🔄 Updated: %d\n", result.Updated)
+	fmt.Printf("  [SYNC] Updated: %d\n", result.Updated)
-	fmt.Printf("  🗑️  Removed: %d\n", result.Removed)
+	fmt.Printf("  [DEL]  Removed: %d\n", result.Removed)
 	if result.Errors > 0 {
-		fmt.Printf("  ❌ Errors:  %d\n", result.Errors)
+		fmt.Printf("  [FAIL] Errors:  %d\n", result.Errors)
 	}
-	fmt.Printf("  ⏱️  Duration: %.2fs\n", result.Duration)
+	fmt.Printf("  [TIME]  Duration: %.2fs\n", result.Duration)
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 
 	// Show details if verbose
 	if catalogVerbose && len(result.Details) > 0 {
@@ -323,7 +323,7 @@ func runCatalogList(cmd *cobra.Command, args []string) error {
 	// Table format
 	fmt.Printf("%-30s %-12s %-10s %-20s %-10s %s\n",
 		"DATABASE", "TYPE", "SIZE", "CREATED", "STATUS", "PATH")
-	fmt.Println(strings.Repeat("─", 120))
+	fmt.Println(strings.Repeat("-", 120))
 
 	for _, entry := range entries {
 		dbName := truncateString(entry.Database, 28)
@@ -331,10 +331,10 @@ func runCatalogList(cmd *cobra.Command, args []string) error {
 
 		status := string(entry.Status)
 		if entry.VerifyValid != nil && *entry.VerifyValid {
-			status = "✓ verified"
+			status = "[OK] verified"
 		}
 		if entry.DrillSuccess != nil && *entry.DrillSuccess {
-			status = "✓ tested"
+			status = "[OK] tested"
 		}
 
 		fmt.Printf("%-30s %-12s %-10s %-20s %-10s %s\n",
@@ -377,20 +377,20 @@ func runCatalogStats(cmd *cobra.Command, args []string) error {
 	}
 
 	// Table format
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 	if catalogDatabase != "" {
 		fmt.Printf("  Catalog Statistics: %s\n", catalogDatabase)
 	} else {
 		fmt.Printf("  Catalog Statistics\n")
 	}
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n\n")
+	fmt.Printf("=====================================================\n\n")
 
-	fmt.Printf("📊 Total Backups:    %d\n", stats.TotalBackups)
+	fmt.Printf("[STATS] Total Backups:    %d\n", stats.TotalBackups)
-	fmt.Printf("💾 Total Size:       %s\n", stats.TotalSizeHuman)
+	fmt.Printf("[SAVE] Total Size:       %s\n", stats.TotalSizeHuman)
-	fmt.Printf("📏 Average Size:     %s\n", catalog.FormatSize(stats.AvgSize))
+	fmt.Printf("[SIZE] Average Size:     %s\n", catalog.FormatSize(stats.AvgSize))
-	fmt.Printf("⏱️  Average Duration: %.1fs\n", stats.AvgDuration)
+	fmt.Printf("[TIME]  Average Duration: %.1fs\n", stats.AvgDuration)
-	fmt.Printf("✅ Verified:         %d\n", stats.VerifiedCount)
+	fmt.Printf("[OK] Verified:         %d\n", stats.VerifiedCount)
-	fmt.Printf("🧪 Drill Tested:     %d\n", stats.DrillTestedCount)
+	fmt.Printf("[TEST] Drill Tested:     %d\n", stats.DrillTestedCount)
 
 	if stats.OldestBackup != nil {
 		fmt.Printf("📅 Oldest Backup:    %s\n", stats.OldestBackup.Format("2006-01-02 15:04"))
@@ -400,27 +400,27 @@ func runCatalogStats(cmd *cobra.Command, args []string) error {
 	}
 
 	if len(stats.ByDatabase) > 0 && catalogDatabase == "" {
-		fmt.Printf("\n📁 By Database:\n")
+		fmt.Printf("\n[DIR] By Database:\n")
 		for db, count := range stats.ByDatabase {
 			fmt.Printf("   %-30s %d\n", db, count)
 		}
 	}
 
 	if len(stats.ByType) > 0 {
-		fmt.Printf("\n📦 By Type:\n")
+		fmt.Printf("\n[PKG] By Type:\n")
 		for t, count := range stats.ByType {
 			fmt.Printf("   %-15s %d\n", t, count)
 		}
 	}
 
 	if len(stats.ByStatus) > 0 {
-		fmt.Printf("\n📋 By Status:\n")
+		fmt.Printf("\n[LOG] By Status:\n")
 		for s, count := range stats.ByStatus {
 			fmt.Printf("   %-15s %d\n", s, count)
 		}
 	}
 
-	fmt.Printf("\n━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("\n=====================================================\n")
 	return nil
 }
 
@@ -488,26 +488,26 @@ func runCatalogGaps(cmd *cobra.Command, args []string) error {
 	}
 
 	if len(allGaps) == 0 {
-		fmt.Printf("✅ No backup gaps detected (expected interval: %s)\n", interval)
+		fmt.Printf("[OK] No backup gaps detected (expected interval: %s)\n", interval)
 		return nil
 	}
 
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 	fmt.Printf("  Backup Gaps Detected (expected interval: %s)\n", interval)
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n\n")
+	fmt.Printf("=====================================================\n\n")
 
 	totalGaps := 0
 	criticalGaps := 0
 
 	for database, gaps := range allGaps {
-		fmt.Printf("📁 %s (%d gaps)\n", database, len(gaps))
+		fmt.Printf("[DIR] %s (%d gaps)\n", database, len(gaps))
 
 		for _, gap := range gaps {
 			totalGaps++
-			icon := "ℹ️"
+			icon := "[INFO]"
 			switch gap.Severity {
 			case catalog.SeverityWarning:
-				icon = "⚠️"
+				icon = "[WARN]"
 			case catalog.SeverityCritical:
 				icon = "🚨"
 				criticalGaps++
@@ -523,7 +523,7 @@ func runCatalogGaps(cmd *cobra.Command, args []string) error {
 		fmt.Println()
 	}
 
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 	fmt.Printf("Total: %d gaps detected", totalGaps)
 	if criticalGaps > 0 {
 		fmt.Printf(" (%d critical)", criticalGaps)
@@ -598,20 +598,20 @@ func runCatalogSearch(cmd *cobra.Command, args []string) error {
 	fmt.Printf("Found %d matching backups:\n\n", len(entries))
 
 	for _, entry := range entries {
-		fmt.Printf("📁 %s\n", entry.Database)
+		fmt.Printf("[DIR] %s\n", entry.Database)
 		fmt.Printf("   Path: %s\n", entry.BackupPath)
 		fmt.Printf("   Type: %s | Size: %s | Created: %s\n",
 			entry.DatabaseType,
 			catalog.FormatSize(entry.SizeBytes),
 			entry.CreatedAt.Format("2006-01-02 15:04:05"))
 		if entry.Encrypted {
-			fmt.Printf("   🔒 Encrypted\n")
+			fmt.Printf("   [LOCK] Encrypted\n")
 		}
 		if entry.VerifyValid != nil && *entry.VerifyValid {
-			fmt.Printf("   ✅ Verified: %s\n", entry.VerifiedAt.Format("2006-01-02 15:04"))
+			fmt.Printf("   [OK] Verified: %s\n", entry.VerifiedAt.Format("2006-01-02 15:04"))
 		}
 		if entry.DrillSuccess != nil && *entry.DrillSuccess {
-			fmt.Printf("   🧪 Drill Tested: %s\n", entry.DrillTestedAt.Format("2006-01-02 15:04"))
+			fmt.Printf("   [TEST] Drill Tested: %s\n", entry.DrillTestedAt.Format("2006-01-02 15:04"))
 		}
 		fmt.Println()
 	}
@@ -655,64 +655,64 @@ func runCatalogInfo(cmd *cobra.Command, args []string) error {
 		return nil
 	}
 
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 	fmt.Printf("  Backup Details\n")
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n\n")
+	fmt.Printf("=====================================================\n\n")
 
-	fmt.Printf("📁 Database:     %s\n", entry.Database)
+	fmt.Printf("[DIR] Database:     %s\n", entry.Database)
 	fmt.Printf("🔧 Type:         %s\n", entry.DatabaseType)
-	fmt.Printf("🖥️  Host:         %s:%d\n", entry.Host, entry.Port)
+	fmt.Printf("[HOST]  Host:         %s:%d\n", entry.Host, entry.Port)
 	fmt.Printf("📂 Path:         %s\n", entry.BackupPath)
-	fmt.Printf("📦 Backup Type:  %s\n", entry.BackupType)
+	fmt.Printf("[PKG] Backup Type:  %s\n", entry.BackupType)
-	fmt.Printf("💾 Size:         %s (%d bytes)\n", catalog.FormatSize(entry.SizeBytes), entry.SizeBytes)
+	fmt.Printf("[SAVE] Size:         %s (%d bytes)\n", catalog.FormatSize(entry.SizeBytes), entry.SizeBytes)
-	fmt.Printf("🔐 SHA256:       %s\n", entry.SHA256)
+	fmt.Printf("[HASH] SHA256:       %s\n", entry.SHA256)
 	fmt.Printf("📅 Created:      %s\n", entry.CreatedAt.Format("2006-01-02 15:04:05 MST"))
-	fmt.Printf("⏱️  Duration:     %.2fs\n", entry.Duration)
+	fmt.Printf("[TIME]  Duration:     %.2fs\n", entry.Duration)
-	fmt.Printf("📋 Status:       %s\n", entry.Status)
+	fmt.Printf("[LOG] Status:       %s\n", entry.Status)
 
 	if entry.Compression != "" {
-		fmt.Printf("📦 Compression:  %s\n", entry.Compression)
+		fmt.Printf("[PKG] Compression:  %s\n", entry.Compression)
 	}
 	if entry.Encrypted {
-		fmt.Printf("🔒 Encrypted:    yes\n")
+		fmt.Printf("[LOCK] Encrypted:    yes\n")
 	}
 	if entry.CloudLocation != "" {
-		fmt.Printf("☁️  Cloud:        %s\n", entry.CloudLocation)
+		fmt.Printf("[CLOUD]  Cloud:        %s\n", entry.CloudLocation)
 	}
 	if entry.RetentionPolicy != "" {
 		fmt.Printf("📆 Retention:    %s\n", entry.RetentionPolicy)
 	}
 
-	fmt.Printf("\n📊 Verification:\n")
+	fmt.Printf("\n[STATS] Verification:\n")
 	if entry.VerifiedAt != nil {
-		status := "❌ Failed"
+		status := "[FAIL] Failed"
 		if entry.VerifyValid != nil && *entry.VerifyValid {
-			status = "✅ Valid"
+			status = "[OK] Valid"
 		}
 		fmt.Printf("   Status: %s (checked %s)\n", status, entry.VerifiedAt.Format("2006-01-02 15:04"))
 	} else {
-		fmt.Printf("   Status: ⏳ Not verified\n")
+		fmt.Printf("   Status: [WAIT] Not verified\n")
 	}
 
-	fmt.Printf("\n🧪 DR Drill Test:\n")
+	fmt.Printf("\n[TEST] DR Drill Test:\n")
 	if entry.DrillTestedAt != nil {
-		status := "❌ Failed"
+		status := "[FAIL] Failed"
 		if entry.DrillSuccess != nil && *entry.DrillSuccess {
-			status = "✅ Passed"
+			status = "[OK] Passed"
 		}
 		fmt.Printf("   Status: %s (tested %s)\n", status, entry.DrillTestedAt.Format("2006-01-02 15:04"))
 	} else {
-		fmt.Printf("   Status: ⏳ Not tested\n")
+		fmt.Printf("   Status: [WAIT] Not tested\n")
 	}
 
 	if len(entry.Metadata) > 0 {
-		fmt.Printf("\n📝 Additional Metadata:\n")
+		fmt.Printf("\n[NOTE] Additional Metadata:\n")
 		for k, v := range entry.Metadata {
 			fmt.Printf("   %s: %s\n", k, v)
 		}
 	}
 
-	fmt.Printf("\n━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("\n=====================================================\n")
 
 	return nil
 }

cmd/cleanup.go

@@ -115,7 +115,7 @@ func runCleanup(cmd *cobra.Command, args []string) error {
 		DryRun:        dryRun,
 	}
 
-	fmt.Printf("🗑️  Cleanup Policy:\n")
+	fmt.Printf("[CLEANUP] Cleanup Policy:\n")
 	fmt.Printf("   Directory: %s\n", backupDir)
 	fmt.Printf("   Retention: %d days\n", policy.RetentionDays)
 	fmt.Printf("   Min backups: %d\n", policy.MinBackups)
@@ -142,16 +142,16 @@ func runCleanup(cmd *cobra.Command, args []string) error {
 	}
 
 	// Display results
-	fmt.Printf("📊 Results:\n")
+	fmt.Printf("[RESULTS] Results:\n")
 	fmt.Printf("   Total backups: %d\n", result.TotalBackups)
 	fmt.Printf("   Eligible for deletion: %d\n", result.EligibleForDeletion)
 
 	if len(result.Deleted) > 0 {
 		fmt.Printf("\n")
 		if dryRun {
-			fmt.Printf("🔍 Would delete %d backup(s):\n", len(result.Deleted))
+			fmt.Printf("[DRY-RUN] Would delete %d backup(s):\n", len(result.Deleted))
 		} else {
-			fmt.Printf("✅ Deleted %d backup(s):\n", len(result.Deleted))
+			fmt.Printf("[OK] Deleted %d backup(s):\n", len(result.Deleted))
 		}
 		for _, file := range result.Deleted {
 			fmt.Printf("   - %s\n", filepath.Base(file))
@@ -159,33 +159,33 @@ func runCleanup(cmd *cobra.Command, args []string) error {
 	}
 
 	if len(result.Kept) > 0 && len(result.Kept) <= 10 {
-		fmt.Printf("\n📦 Kept %d backup(s):\n", len(result.Kept))
+		fmt.Printf("\n[KEPT] Kept %d backup(s):\n", len(result.Kept))
 		for _, file := range result.Kept {
 			fmt.Printf("   - %s\n", filepath.Base(file))
 		}
 	} else if len(result.Kept) > 10 {
-		fmt.Printf("\n📦 Kept %d backup(s)\n", len(result.Kept))
+		fmt.Printf("\n[KEPT] Kept %d backup(s)\n", len(result.Kept))
 	}
 
 	if !dryRun && result.SpaceFreed > 0 {
-		fmt.Printf("\n💾 Space freed: %s\n", metadata.FormatSize(result.SpaceFreed))
+		fmt.Printf("\n[FREED] Space freed: %s\n", metadata.FormatSize(result.SpaceFreed))
 	}
 
 	if len(result.Errors) > 0 {
-		fmt.Printf("\n⚠️  Errors:\n")
+		fmt.Printf("\n[WARN] Errors:\n")
 		for _, err := range result.Errors {
 			fmt.Printf("   - %v\n", err)
 		}
 	}
 
-	fmt.Println(strings.Repeat("─", 50))
+	fmt.Println(strings.Repeat("-", 50))
 
 	if dryRun {
-		fmt.Println("✅ Dry run completed (no files were deleted)")
+		fmt.Println("[OK] Dry run completed (no files were deleted)")
 	} else if len(result.Deleted) > 0 {
-		fmt.Println("✅ Cleanup completed successfully")
+		fmt.Println("[OK] Cleanup completed successfully")
 	} else {
-		fmt.Println("ℹ️  No backups eligible for deletion")
+		fmt.Println("[INFO] No backups eligible for deletion")
 	}
 
 	return nil
@@ -212,7 +212,7 @@ func runCloudCleanup(ctx context.Context, uri string) error {
 		return fmt.Errorf("invalid cloud URI: %w", err)
 	}
 
-	fmt.Printf("☁️  Cloud Cleanup Policy:\n")
+	fmt.Printf("[CLOUD] Cloud Cleanup Policy:\n")
 	fmt.Printf("   URI: %s\n", uri)
 	fmt.Printf("   Provider: %s\n", cloudURI.Provider)
 	fmt.Printf("   Bucket: %s\n", cloudURI.Bucket)
@@ -295,7 +295,7 @@ func runCloudCleanup(ctx context.Context, uri string) error {
 	}
 
 	// Display results
-	fmt.Printf("📊 Results:\n")
+	fmt.Printf("[RESULTS] Results:\n")
 	fmt.Printf("   Total backups: %d\n", totalBackups)
 	fmt.Printf("   Eligible for deletion: %d\n", len(toDelete))
 	fmt.Printf("   Will keep: %d\n", len(toKeep))
@@ -303,9 +303,9 @@ func runCloudCleanup(ctx context.Context, uri string) error {
 
 	if len(toDelete) > 0 {
 		if dryRun {
-			fmt.Printf("🔍 Would delete %d backup(s):\n", len(toDelete))
+			fmt.Printf("[DRY-RUN] Would delete %d backup(s):\n", len(toDelete))
 		} else {
-			fmt.Printf("🗑️  Deleting %d backup(s):\n", len(toDelete))
+			fmt.Printf("[DELETE] Deleting %d backup(s):\n", len(toDelete))
 		}
 
 		var totalSize int64
@@ -321,7 +321,7 @@ func runCloudCleanup(ctx context.Context, uri string) error {
 
 			if !dryRun {
 				if err := backend.Delete(ctx, backup.Key); err != nil {
-					fmt.Printf("     ❌ Error: %v\n", err)
+					fmt.Printf("     [FAIL] Error: %v\n", err)
 				} else {
 					deletedCount++
 					// Also try to delete metadata
@@ -330,12 +330,12 @@ func runCloudCleanup(ctx context.Context, uri string) error {
 			}
 		}
 
-		fmt.Printf("\n💾 Space %s: %s\n",
+		fmt.Printf("\n[FREED] Space %s: %s\n",
 			map[bool]string{true: "would be freed", false: "freed"}[dryRun],
 			cloud.FormatSize(totalSize))
 
 		if !dryRun && deletedCount > 0 {
-			fmt.Printf("✅ Successfully deleted %d backup(s)\n", deletedCount)
+			fmt.Printf("[OK] Successfully deleted %d backup(s)\n", deletedCount)
 		}
 	} else {
 		fmt.Println("No backups eligible for deletion")
@@ -405,7 +405,7 @@ func runGFSCleanup(backupDir string) error {
 	}
 
 	// Display tier breakdown
-	fmt.Printf("📊 Backup Classification:\n")
+	fmt.Printf("[STATS] Backup Classification:\n")
 	fmt.Printf("   Yearly:  %d\n", result.YearlyKept)
 	fmt.Printf("   Monthly: %d\n", result.MonthlyKept)
 	fmt.Printf("   Weekly:  %d\n", result.WeeklyKept)
@@ -416,9 +416,9 @@ func runGFSCleanup(backupDir string) error {
 	// Display deletions
 	if len(result.Deleted) > 0 {
 		if dryRun {
-			fmt.Printf("🔍 Would delete %d backup(s):\n", len(result.Deleted))
+			fmt.Printf("[SEARCH] Would delete %d backup(s):\n", len(result.Deleted))
 		} else {
-			fmt.Printf("✅ Deleted %d backup(s):\n", len(result.Deleted))
+			fmt.Printf("[OK] Deleted %d backup(s):\n", len(result.Deleted))
 		}
 		for _, file := range result.Deleted {
 			fmt.Printf("   - %s\n", filepath.Base(file))
@@ -427,7 +427,7 @@ func runGFSCleanup(backupDir string) error {
 
 	// Display kept backups (limited display)
 	if len(result.Kept) > 0 && len(result.Kept) <= 15 {
-		fmt.Printf("\n📦 Kept %d backup(s):\n", len(result.Kept))
+		fmt.Printf("\n[PKG] Kept %d backup(s):\n", len(result.Kept))
 		for _, file := range result.Kept {
 			// Show tier classification
 			info, _ := os.Stat(file)
@@ -440,28 +440,28 @@ func runGFSCleanup(backupDir string) error {
 			}
 		}
 	} else if len(result.Kept) > 15 {
-		fmt.Printf("\n📦 Kept %d backup(s)\n", len(result.Kept))
+		fmt.Printf("\n[PKG] Kept %d backup(s)\n", len(result.Kept))
 	}
 
 	if !dryRun && result.SpaceFreed > 0 {
-		fmt.Printf("\n💾 Space freed: %s\n", metadata.FormatSize(result.SpaceFreed))
+		fmt.Printf("\n[SAVE] Space freed: %s\n", metadata.FormatSize(result.SpaceFreed))
 	}
 
 	if len(result.Errors) > 0 {
-		fmt.Printf("\n⚠️  Errors:\n")
+		fmt.Printf("\n[WARN]  Errors:\n")
 		for _, err := range result.Errors {
 			fmt.Printf("   - %v\n", err)
 		}
 	}
 
-	fmt.Println(strings.Repeat("─", 50))
+	fmt.Println(strings.Repeat("-", 50))
 
 	if dryRun {
-		fmt.Println("✅ GFS dry run completed (no files were deleted)")
+		fmt.Println("[OK] GFS dry run completed (no files were deleted)")
 	} else if len(result.Deleted) > 0 {
-		fmt.Println("✅ GFS cleanup completed successfully")
+		fmt.Println("[OK] GFS cleanup completed successfully")
 	} else {
-		fmt.Println("ℹ️  No backups eligible for deletion under GFS policy")
+		fmt.Println("[INFO]  No backups eligible for deletion under GFS policy")
 	}
 
 	return nil

cmd/cloud.go

@@ -189,12 +189,12 @@ func runCloudUpload(cmd *cobra.Command, args []string) error {
 		}
 	}
 
-	fmt.Printf("☁️  Uploading %d file(s) to %s...\n\n", len(files), backend.Name())
+	fmt.Printf("[CLOUD] Uploading %d file(s) to %s...\n\n", len(files), backend.Name())
 
 	successCount := 0
 	for _, localPath := range files {
 		filename := filepath.Base(localPath)
-		fmt.Printf("📤 %s\n", filename)
+		fmt.Printf("[UPLOAD] %s\n", filename)
 
 		// Progress callback
 		var lastPercent int
@@ -214,21 +214,21 @@ func runCloudUpload(cmd *cobra.Command, args []string) error {
 
 		err := backend.Upload(ctx, localPath, filename, progress)
 		if err != nil {
-			fmt.Printf("   ❌ Failed: %v\n\n", err)
+			fmt.Printf("   [FAIL] Failed: %v\n\n", err)
 			continue
 		}
 
 		// Get file size
 		if info, err := os.Stat(localPath); err == nil {
-			fmt.Printf("   ✅ Uploaded (%s)\n\n", cloud.FormatSize(info.Size()))
+			fmt.Printf("   [OK] Uploaded (%s)\n\n", cloud.FormatSize(info.Size()))
 		} else {
-			fmt.Printf("   ✅ Uploaded\n\n")
+			fmt.Printf("   [OK] Uploaded\n\n")
 		}
 		successCount++
 	}
 
-	fmt.Println(strings.Repeat("─", 50))
+	fmt.Println(strings.Repeat("-", 50))
-	fmt.Printf("✅ Successfully uploaded %d/%d file(s)\n", successCount, len(files))
+	fmt.Printf("[OK] Successfully uploaded %d/%d file(s)\n", successCount, len(files))
 
 	return nil
 }
@@ -248,8 +248,8 @@ func runCloudDownload(cmd *cobra.Command, args []string) error {
 		localPath = filepath.Join(localPath, filepath.Base(remotePath))
 	}
 
-	fmt.Printf("☁️  Downloading from %s...\n\n", backend.Name())
+	fmt.Printf("[CLOUD] Downloading from %s...\n\n", backend.Name())
-	fmt.Printf("📥 %s → %s\n", remotePath, localPath)
+	fmt.Printf("[DOWNLOAD] %s -> %s\n", remotePath, localPath)
 
 	// Progress callback
 	var lastPercent int
@@ -274,9 +274,9 @@ func runCloudDownload(cmd *cobra.Command, args []string) error {
 
 	// Get file size
 	if info, err := os.Stat(localPath); err == nil {
-		fmt.Printf("   ✅ Downloaded (%s)\n", cloud.FormatSize(info.Size()))
+		fmt.Printf("   [OK] Downloaded (%s)\n", cloud.FormatSize(info.Size()))
 	} else {
-		fmt.Printf("   ✅ Downloaded\n")
+		fmt.Printf("   [OK] Downloaded\n")
 	}
 
 	return nil
@@ -294,7 +294,7 @@ func runCloudList(cmd *cobra.Command, args []string) error {
 		prefix = args[0]
 	}
 
-	fmt.Printf("☁️  Listing backups in %s/%s...\n\n", backend.Name(), cloudBucket)
+	fmt.Printf("[CLOUD] Listing backups in %s/%s...\n\n", backend.Name(), cloudBucket)
 
 	backups, err := backend.List(ctx, prefix)
 	if err != nil {
@@ -311,7 +311,7 @@ func runCloudList(cmd *cobra.Command, args []string) error {
 		totalSize += backup.Size
 
 		if cloudVerbose {
-			fmt.Printf("📦 %s\n", backup.Name)
+			fmt.Printf("[FILE] %s\n", backup.Name)
 			fmt.Printf("   Size: %s\n", cloud.FormatSize(backup.Size))
 			fmt.Printf("   Modified: %s\n", backup.LastModified.Format(time.RFC3339))
 			if backup.StorageClass != "" {
@@ -328,7 +328,7 @@ func runCloudList(cmd *cobra.Command, args []string) error {
 		}
 	}
 
-	fmt.Println(strings.Repeat("─", 50))
+	fmt.Println(strings.Repeat("-", 50))
 	fmt.Printf("Total: %d backup(s), %s\n", len(backups), cloud.FormatSize(totalSize))
 
 	return nil
@@ -360,7 +360,7 @@ func runCloudDelete(cmd *cobra.Command, args []string) error {
 
 	// Confirmation prompt
 	if !cloudConfirm {
-		fmt.Printf("⚠️  Delete %s (%s) from cloud storage?\n", remotePath, cloud.FormatSize(size))
+		fmt.Printf("[WARN] Delete %s (%s) from cloud storage?\n", remotePath, cloud.FormatSize(size))
 		fmt.Print("Type 'yes' to confirm: ")
 		var response string
 		fmt.Scanln(&response)
@@ -370,14 +370,14 @@ func runCloudDelete(cmd *cobra.Command, args []string) error {
 		}
 	}
 
-	fmt.Printf("🗑️  Deleting %s...\n", remotePath)
+	fmt.Printf("[DELETE] Deleting %s...\n", remotePath)
 
 	err = backend.Delete(ctx, remotePath)
 	if err != nil {
 		return fmt.Errorf("delete failed: %w", err)
 	}
 
-	fmt.Printf("✅ Deleted %s (%s)\n", remotePath, cloud.FormatSize(size))
+	fmt.Printf("[OK] Deleted %s (%s)\n", remotePath, cloud.FormatSize(size))
 
 	return nil
 }

cmd/cpu.go

@@ -61,10 +61,10 @@ func runCPUInfo(ctx context.Context) error {
 
 	// Show current vs optimal
 	if cfg.AutoDetectCores {
-		fmt.Println("\n✅ CPU optimization is enabled")
+		fmt.Println("\n[OK] CPU optimization is enabled")
 		fmt.Println("Job counts are automatically optimized based on detected hardware")
 	} else {
-		fmt.Println("\n⚠️  CPU optimization is disabled")
+		fmt.Println("\n[WARN] CPU optimization is disabled")
 		fmt.Println("Consider enabling --auto-detect-cores for better performance")
 	}
 

cmd/dedup.go

@@ -372,9 +372,9 @@ func runDedupRestore(cmd *cobra.Command, args []string) error {
 	// Verify hash
 	if manifest.SHA256 != "" {
 		if restoredHash == manifest.SHA256 {
-			fmt.Printf("  Verification: ✓ SHA-256 matches\n")
+			fmt.Printf("  Verification: [OK] SHA-256 matches\n")
 		} else {
-			fmt.Printf("  Verification: ✗ SHA-256 MISMATCH!\n")
+			fmt.Printf("  Verification: [FAIL] SHA-256 MISMATCH!\n")
 			fmt.Printf("    Expected: %s\n", manifest.SHA256)
 			fmt.Printf("    Got:      %s\n", restoredHash)
 			return fmt.Errorf("integrity verification failed")

cmd/drill.go

@@ -318,7 +318,7 @@ func runDrillList(cmd *cobra.Command, args []string) error {
 	}
 
 	fmt.Printf("%-15s %-40s %-20s %s\n", "ID", "NAME", "IMAGE", "STATUS")
-	fmt.Println(strings.Repeat("─", 100))
+	fmt.Println(strings.Repeat("-", 100))
 
 	for _, c := range containers {
 		fmt.Printf("%-15s %-40s %-20s %s\n",
@@ -345,7 +345,7 @@ func runDrillCleanup(cmd *cobra.Command, args []string) error {
 		return err
 	}
 
-	fmt.Println("✅ Cleanup completed")
+	fmt.Println("[OK] Cleanup completed")
 	return nil
 }
 
@@ -369,32 +369,32 @@ func runDrillReport(cmd *cobra.Command, args []string) error {
 
 func printDrillResult(result *drill.DrillResult) {
 	fmt.Printf("\n")
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 	fmt.Printf("  DR Drill Report: %s\n", result.DrillID)
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n\n")
+	fmt.Printf("=====================================================\n\n")
 
-	status := "✅ PASSED"
+	status := "[OK] PASSED"
 	if !result.Success {
-		status = "❌ FAILED"
+		status = "[FAIL] FAILED"
 	} else if result.Status == drill.StatusPartial {
-		status = "⚠️ PARTIAL"
+		status = "[WARN] PARTIAL"
 	}
 
-	fmt.Printf("📋 Status:       %s\n", status)
+	fmt.Printf("[LOG] Status:       %s\n", status)
-	fmt.Printf("💾 Backup:       %s\n", filepath.Base(result.BackupPath))
+	fmt.Printf("[SAVE] Backup:       %s\n", filepath.Base(result.BackupPath))
-	fmt.Printf("🗄️  Database:     %s (%s)\n", result.DatabaseName, result.DatabaseType)
+	fmt.Printf("[DB]  Database:     %s (%s)\n", result.DatabaseName, result.DatabaseType)
-	fmt.Printf("⏱️  Duration:     %.2fs\n", result.Duration)
+	fmt.Printf("[TIME]  Duration:     %.2fs\n", result.Duration)
 	fmt.Printf("📅 Started:      %s\n", result.StartTime.Format(time.RFC3339))
 	fmt.Printf("\n")
 
 	// Phases
-	fmt.Printf("📊 Phases:\n")
+	fmt.Printf("[STATS] Phases:\n")
 	for _, phase := range result.Phases {
-		icon := "✅"
+		icon := "[OK]"
 		if phase.Status == "failed" {
-			icon = "❌"
+			icon = "[FAIL]"
 		} else if phase.Status == "running" {
-			icon = "🔄"
+			icon = "[SYNC]"
 		}
 		fmt.Printf("   %s %-20s (%.2fs) %s\n", icon, phase.Name, phase.Duration, phase.Message)
 	}
@@ -412,10 +412,10 @@ func printDrillResult(result *drill.DrillResult) {
 	fmt.Printf("\n")
 
 	// RTO
-	fmt.Printf("⏱️  RTO Analysis:\n")
+	fmt.Printf("[TIME]  RTO Analysis:\n")
-	rtoIcon := "✅"
+	rtoIcon := "[OK]"
 	if !result.RTOMet {
-		rtoIcon = "❌"
+		rtoIcon = "[FAIL]"
 	}
 	fmt.Printf("   Actual RTO:     %.2fs\n", result.ActualRTO)
 	fmt.Printf("   Target RTO:     %.0fs\n", result.TargetRTO)
@@ -424,11 +424,11 @@ func printDrillResult(result *drill.DrillResult) {
 
 	// Validation results
 	if len(result.ValidationResults) > 0 {
-		fmt.Printf("🔍 Validation Queries:\n")
+		fmt.Printf("[SEARCH] Validation Queries:\n")
 		for _, vr := range result.ValidationResults {
-			icon := "✅"
+			icon := "[OK]"
 			if !vr.Success {
-				icon = "❌"
+				icon = "[FAIL]"
 			}
 			fmt.Printf("   %s %s: %s\n", icon, vr.Name, vr.Result)
 			if vr.Error != "" {
@@ -440,11 +440,11 @@ func printDrillResult(result *drill.DrillResult) {
 
 	// Check results
 	if len(result.CheckResults) > 0 {
-		fmt.Printf("✓ Checks:\n")
+		fmt.Printf("[OK] Checks:\n")
 		for _, cr := range result.CheckResults {
-			icon := "✅"
+			icon := "[OK]"
 			if !cr.Success {
-				icon = "❌"
+				icon = "[FAIL]"
 			}
 			fmt.Printf("   %s %s\n", icon, cr.Message)
 		}
@@ -453,7 +453,7 @@ func printDrillResult(result *drill.DrillResult) {
 
 	// Errors and warnings
 	if len(result.Errors) > 0 {
-		fmt.Printf("❌ Errors:\n")
+		fmt.Printf("[FAIL] Errors:\n")
 		for _, e := range result.Errors {
 			fmt.Printf("   • %s\n", e)
 		}
@@ -461,7 +461,7 @@ func printDrillResult(result *drill.DrillResult) {
 	}
 
 	if len(result.Warnings) > 0 {
-		fmt.Printf("⚠️ Warnings:\n")
+		fmt.Printf("[WARN] Warnings:\n")
 		for _, w := range result.Warnings {
 			fmt.Printf("   • %s\n", w)
 		}
@@ -470,14 +470,14 @@ func printDrillResult(result *drill.DrillResult) {
 
 	// Container info
 	if result.ContainerKept {
-		fmt.Printf("📦 Container kept: %s\n", result.ContainerID[:12])
+		fmt.Printf("[PKG] Container kept: %s\n", result.ContainerID[:12])
 		fmt.Printf("   Connect with: docker exec -it %s bash\n", result.ContainerID[:12])
 		fmt.Printf("\n")
 	}
 
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 	fmt.Printf("  %s\n", result.Message)
-	fmt.Printf("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n")
+	fmt.Printf("=====================================================\n")
 }
 
 func updateCatalogWithDrillResult(ctx context.Context, backupPath string, result *drill.DrillResult) {

cmd/engine.go

@@ -63,9 +63,9 @@ func runEngineList(cmd *cobra.Command, args []string) error {
 			continue
 		}
 
-		status := "✓ Available"
+		status := "[Y] Available"
 		if !avail.Available {
-			status = "✗ Not available"
+			status = "[N] Not available"
 		}
 
 		fmt.Printf("\n%s (%s)\n", info.Name, info.Description)

cmd/install.go

@@ -176,12 +176,12 @@ func runInstallStatus(ctx context.Context) error {
 	}
 
 	fmt.Println()
-	fmt.Println("📦 DBBackup Installation Status")
+	fmt.Println("[STATUS] DBBackup Installation Status")
-	fmt.Println(strings.Repeat("═", 50))
+	fmt.Println(strings.Repeat("=", 50))
 
 	if clusterStatus.Installed {
 		fmt.Println()
-		fmt.Println("🔹 Cluster Backup:")
+		fmt.Println("  * Cluster Backup:")
 		fmt.Printf("   Service:  %s\n", formatStatus(clusterStatus.Installed, clusterStatus.Active))
 		fmt.Printf("   Timer:    %s\n", formatStatus(clusterStatus.TimerEnabled, clusterStatus.TimerActive))
 		if clusterStatus.NextRun != "" {
@@ -192,7 +192,7 @@ func runInstallStatus(ctx context.Context) error {
 		}
 	} else {
 		fmt.Println()
-		fmt.Println("❌ No systemd services installed")
+		fmt.Println("[NONE] No systemd services installed")
 		fmt.Println()
 		fmt.Println("Run 'sudo dbbackup install' to install as a systemd service")
 	}
@@ -200,13 +200,13 @@ func runInstallStatus(ctx context.Context) error {
 	// Check for exporter
 	if _, err := os.Stat("/etc/systemd/system/dbbackup-exporter.service"); err == nil {
 		fmt.Println()
-		fmt.Println("🔹 Metrics Exporter:")
+		fmt.Println("  * Metrics Exporter:")
 		// Check if exporter is active using systemctl
 		cmd := exec.CommandContext(ctx, "systemctl", "is-active", "dbbackup-exporter")
 		if err := cmd.Run(); err == nil {
-			fmt.Printf("   Service:  ✅ active\n")
+			fmt.Printf("   Service:  [OK] active\n")
 		} else {
-			fmt.Printf("   Service:  ⚪ inactive\n")
+			fmt.Printf("   Service:  [-] inactive\n")
 		}
 	}
 
@@ -219,9 +219,9 @@ func formatStatus(installed, active bool) string {
 		return "not installed"
 	}
 	if active {
-		return "✅ active"
+		return "[OK] active"
 	}
-	return "⚪ inactive"
+	return "[-] inactive"
 }
 
 func expandSchedule(schedule string) string {

cmd/pitr.go

@@ -436,7 +436,7 @@ func runPITREnable(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("failed to enable PITR: %w", err)
 	}
 
-	log.Info("✅ PITR enabled successfully!")
+	log.Info("[OK] PITR enabled successfully!")
 	log.Info("")
 	log.Info("Next steps:")
 	log.Info("1. Restart PostgreSQL: sudo systemctl restart postgresql")
@@ -463,7 +463,7 @@ func runPITRDisable(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("failed to disable PITR: %w", err)
 	}
 
-	log.Info("✅ PITR disabled successfully!")
+	log.Info("[OK] PITR disabled successfully!")
 	log.Info("PostgreSQL restart required: sudo systemctl restart postgresql")
 
 	return nil
@@ -483,15 +483,15 @@ func runPITRStatus(cmd *cobra.Command, args []string) error {
 	}
 
 	// Display PITR configuration
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("======================================================")
 	fmt.Println("  Point-in-Time Recovery (PITR) Status")
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("======================================================")
 	fmt.Println()
 
 	if config.Enabled {
-		fmt.Println("Status:          ✅ ENABLED")
+		fmt.Println("Status:          [OK] ENABLED")
 	} else {
-		fmt.Println("Status:          ❌ DISABLED")
+		fmt.Println("Status:          [FAIL] DISABLED")
 	}
 
 	fmt.Printf("WAL Level:       %s\n", config.WALLevel)
@@ -510,7 +510,7 @@ func runPITRStatus(cmd *cobra.Command, args []string) error {
 		// Extract archive dir from command (simple parsing)
 		fmt.Println()
 		fmt.Println("WAL Archive Statistics:")
-		fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+		fmt.Println("======================================================")
 		// TODO: Parse archive dir and show stats
 		fmt.Println("  (Use 'dbbackup wal list --archive-dir <dir>' to view archives)")
 	}
@@ -574,13 +574,13 @@ func runWALList(cmd *cobra.Command, args []string) error {
 	}
 
 	// Display archives
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("======================================================")
 	fmt.Printf("  WAL Archives (%d files)\n", len(archives))
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("======================================================")
 	fmt.Println()
 
 	fmt.Printf("%-28s  %10s  %10s  %8s  %s\n", "WAL Filename", "Timeline", "Segment", "Size", "Archived At")
-	fmt.Println("────────────────────────────────────────────────────────────────────────────────")
+	fmt.Println("--------------------------------------------------------------------------------")
 
 	for _, archive := range archives {
 		size := formatWALSize(archive.ArchivedSize)
@@ -644,7 +644,7 @@ func runWALCleanup(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("WAL cleanup failed: %w", err)
 	}
 
-	log.Info("✅ WAL cleanup completed", "deleted", deleted, "retention_days", archiveConfig.RetentionDays)
+	log.Info("[OK] WAL cleanup completed", "deleted", deleted, "retention_days", archiveConfig.RetentionDays)
 	return nil
 }
 
@@ -671,7 +671,7 @@ func runWALTimeline(cmd *cobra.Command, args []string) error {
 	// Display timeline details
 	if len(history.Timelines) > 0 {
 		fmt.Println("\nTimeline Details:")
-		fmt.Println("═════════════════")
+		fmt.Println("=================")
 		for _, tl := range history.Timelines {
 			fmt.Printf("\nTimeline %d:\n", tl.TimelineID)
 			if tl.ParentTimeline > 0 {
@@ -690,7 +690,7 @@ func runWALTimeline(cmd *cobra.Command, args []string) error {
 				fmt.Printf("  Created:     %s\n", tl.CreatedAt.Format("2006-01-02 15:04:05"))
 			}
 			if tl.TimelineID == history.CurrentTimeline {
-				fmt.Printf("  Status:      ⚡ CURRENT\n")
+				fmt.Printf("  Status:      [CURR] CURRENT\n")
 			}
 		}
 	}
@@ -759,15 +759,15 @@ func runBinlogList(cmd *cobra.Command, args []string) error {
 		return nil
 	}
 
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Printf("  Binary Log Files (%s)\n", bm.ServerType())
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Println()
 
 	if len(binlogs) > 0 {
 		fmt.Println("Source Directory:")
 		fmt.Printf("%-24s  %10s  %-19s  %-19s  %s\n", "Filename", "Size", "Start Time", "End Time", "Format")
-		fmt.Println("────────────────────────────────────────────────────────────────────────────────")
+		fmt.Println("--------------------------------------------------------------------------------")
 
 		var totalSize int64
 		for _, b := range binlogs {
@@ -797,7 +797,7 @@ func runBinlogList(cmd *cobra.Command, args []string) error {
 		fmt.Println()
 		fmt.Println("Archived Binlogs:")
 		fmt.Printf("%-24s  %10s  %-19s  %s\n", "Original", "Size", "Archived At", "Flags")
-		fmt.Println("────────────────────────────────────────────────────────────────────────────────")
+		fmt.Println("--------------------------------------------------------------------------------")
 
 		var totalSize int64
 		for _, a := range archived {
@@ -914,7 +914,7 @@ func runBinlogArchive(cmd *cobra.Command, args []string) error {
 		bm.SaveArchiveMetadata(allArchived)
 	}
 
-	log.Info("✅ Binlog archiving completed", "archived", len(newArchives))
+	log.Info("[OK] Binlog archiving completed", "archived", len(newArchives))
 	return nil
 }
 
@@ -1014,15 +1014,15 @@ func runBinlogValidate(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("validating binlog chain: %w", err)
 	}
 
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Println("  Binlog Chain Validation")
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Println()
 
 	if validation.Valid {
-		fmt.Println("Status:     ✅ VALID - Binlog chain is complete")
+		fmt.Println("Status:     [OK] VALID - Binlog chain is complete")
 	} else {
-		fmt.Println("Status:     ❌ INVALID - Binlog chain has gaps")
+		fmt.Println("Status:     [FAIL] INVALID - Binlog chain has gaps")
 	}
 
 	fmt.Printf("Files:      %d binlog files\n", validation.LogCount)
@@ -1055,7 +1055,7 @@ func runBinlogValidate(cmd *cobra.Command, args []string) error {
 		fmt.Println()
 		fmt.Println("Errors:")
 		for _, e := range validation.Errors {
-			fmt.Printf("  ✗ %s\n", e)
+			fmt.Printf("  [FAIL] %s\n", e)
 		}
 	}
 
@@ -1094,9 +1094,9 @@ func runBinlogPosition(cmd *cobra.Command, args []string) error {
 	}
 	defer rows.Close()
 
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Println("  Current Binary Log Position")
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Println()
 
 	if rows.Next() {
@@ -1178,24 +1178,24 @@ func runMySQLPITRStatus(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("getting PITR status: %w", err)
 	}
 
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Printf("  MySQL/MariaDB PITR Status (%s)\n", status.DatabaseType)
-	fmt.Println("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	fmt.Println("=============================================================")
 	fmt.Println()
 
 	if status.Enabled {
-		fmt.Println("PITR Status:     ✅ ENABLED")
+		fmt.Println("PITR Status:     [OK] ENABLED")
 	} else {
-		fmt.Println("PITR Status:     ❌ NOT CONFIGURED")
+		fmt.Println("PITR Status:     [FAIL] NOT CONFIGURED")
 	}
 
 	// Get binary logging status
 	var logBin string
 	db.QueryRowContext(ctx, "SELECT @@log_bin").Scan(&logBin)
 	if logBin == "1" || logBin == "ON" {
-		fmt.Println("Binary Logging:  ✅ ENABLED")
+		fmt.Println("Binary Logging:  [OK] ENABLED")
 	} else {
-		fmt.Println("Binary Logging:  ❌ DISABLED")
+		fmt.Println("Binary Logging:  [FAIL] DISABLED")
 	}
 
 	fmt.Printf("Binlog Format:   %s\n", status.LogLevel)
@@ -1205,14 +1205,14 @@ func runMySQLPITRStatus(cmd *cobra.Command, args []string) error {
 	if status.DatabaseType == pitr.DatabaseMariaDB {
 		db.QueryRowContext(ctx, "SELECT @@gtid_current_pos").Scan(&gtidMode)
 		if gtidMode != "" {
-			fmt.Println("GTID Mode:       ✅ ENABLED")
+			fmt.Println("GTID Mode:       [OK] ENABLED")
 		} else {
-			fmt.Println("GTID Mode:       ❌ DISABLED")
+			fmt.Println("GTID Mode:       [FAIL] DISABLED")
 		}
 	} else {
 		db.QueryRowContext(ctx, "SELECT @@gtid_mode").Scan(&gtidMode)
 		if gtidMode == "ON" {
-			fmt.Println("GTID Mode:       ✅ ENABLED")
+			fmt.Println("GTID Mode:       [OK] ENABLED")
 		} else {
 			fmt.Printf("GTID Mode:       %s\n", gtidMode)
 		}
@@ -1237,12 +1237,12 @@ func runMySQLPITRStatus(cmd *cobra.Command, args []string) error {
 	fmt.Println()
 	fmt.Println("PITR Requirements:")
 	if logBin == "1" || logBin == "ON" {
-		fmt.Println("  ✅ Binary logging enabled")
+		fmt.Println("  [OK] Binary logging enabled")
 	} else {
-		fmt.Println("  ❌ Binary logging must be enabled (log_bin = mysql-bin)")
+		fmt.Println("  [FAIL] Binary logging must be enabled (log_bin = mysql-bin)")
 	}
 	if status.LogLevel == "ROW" {
-		fmt.Println("  ✅ Row-based logging (recommended)")
+		fmt.Println("  [OK] Row-based logging (recommended)")
 	} else {
 		fmt.Printf("  ⚠  binlog_format = %s (ROW recommended for PITR)\n", status.LogLevel)
 	}
@@ -1299,7 +1299,7 @@ func runMySQLPITREnable(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("enabling PITR: %w", err)
 	}
 
-	log.Info("✅ MySQL PITR enabled successfully!")
+	log.Info("[OK] MySQL PITR enabled successfully!")
 	log.Info("")
 	log.Info("Next steps:")
 	log.Info("1. Start binlog archiving: dbbackup binlog watch --archive-dir " + mysqlArchiveDir)

cmd/placeholder.go

@@ -141,7 +141,7 @@ func runList(ctx context.Context) error {
 				continue
 			}
 
-			fmt.Printf("📦 %s\n", file.Name)
+			fmt.Printf("[FILE] %s\n", file.Name)
 			fmt.Printf("   Size: %s\n", formatFileSize(stat.Size()))
 			fmt.Printf("   Modified: %s\n", stat.ModTime().Format("2006-01-02 15:04:05"))
 			fmt.Printf("   Type: %s\n", getBackupType(file.Name))
@@ -237,56 +237,56 @@ func runPreflight(ctx context.Context) error {
 	totalChecks := 6
 
 	// 1. Database connectivity check
-	fmt.Print("🔗 Database connectivity... ")
+	fmt.Print("[1] Database connectivity... ")
 	if err := testDatabaseConnection(); err != nil {
-		fmt.Printf("❌ FAILED: %v\n", err)
+		fmt.Printf("[FAIL] FAILED: %v\n", err)
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 
 	// 2. Required tools check
-	fmt.Print("🛠️  Required tools (pg_dump/pg_restore)... ")
+	fmt.Print("[2] Required tools (pg_dump/pg_restore)... ")
 	if err := checkRequiredTools(); err != nil {
-		fmt.Printf("❌ FAILED: %v\n", err)
+		fmt.Printf("[FAIL] FAILED: %v\n", err)
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 
 	// 3. Backup directory check
-	fmt.Print("📁 Backup directory access... ")
+	fmt.Print("[3] Backup directory access... ")
 	if err := checkBackupDirectory(); err != nil {
-		fmt.Printf("❌ FAILED: %v\n", err)
+		fmt.Printf("[FAIL] FAILED: %v\n", err)
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 
 	// 4. Disk space check
-	fmt.Print("💾 Available disk space... ")
+	fmt.Print("[4] Available disk space... ")
 	if err := checkDiskSpace(); err != nil {
-		fmt.Printf("❌ FAILED: %v\n", err)
+		fmt.Printf("[FAIL] FAILED: %v\n", err)
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 
 	// 5. Permissions check
-	fmt.Print("🔐 File permissions... ")
+	fmt.Print("[5] File permissions... ")
 	if err := checkPermissions(); err != nil {
-		fmt.Printf("❌ FAILED: %v\n", err)
+		fmt.Printf("[FAIL] FAILED: %v\n", err)
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 
 	// 6. CPU/Memory resources check
-	fmt.Print("🖥️  System resources... ")
+	fmt.Print("[6] System resources... ")
 	if err := checkSystemResources(); err != nil {
-		fmt.Printf("❌ FAILED: %v\n", err)
+		fmt.Printf("[FAIL] FAILED: %v\n", err)
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 
@@ -294,10 +294,10 @@ func runPreflight(ctx context.Context) error {
 	fmt.Printf("Results: %d/%d checks passed\n", checksPassed, totalChecks)
 
 	if checksPassed == totalChecks {
-		fmt.Println("🎉 All preflight checks passed! System is ready for backup operations.")
+		fmt.Println("[SUCCESS] All preflight checks passed! System is ready for backup operations.")
 		return nil
 	} else {
-		fmt.Printf("⚠️  %d check(s) failed. Please address the issues before running backups.\n", totalChecks-checksPassed)
+		fmt.Printf("[WARN] %d check(s) failed. Please address the issues before running backups.\n", totalChecks-checksPassed)
 		return fmt.Errorf("preflight checks failed: %d/%d passed", checksPassed, totalChecks)
 	}
 }
@@ -414,44 +414,44 @@ func runRestore(ctx context.Context, archiveName string) error {
 	fmt.Println()
 
 	// Show warning
-	fmt.Println("⚠️  WARNING: This will restore data to the target database.")
+	fmt.Println("[WARN] WARNING: This will restore data to the target database.")
 	fmt.Println("   Existing data may be overwritten or merged depending on the restore method.")
 	fmt.Println()
 
 	// For safety, show what would be done without actually doing it
 	switch archiveType {
 	case "Single Database (.dump)":
-		fmt.Println("🔄 Would execute: pg_restore to restore single database")
+		fmt.Println("[EXEC] Would execute: pg_restore to restore single database")
 		fmt.Printf("   Command: pg_restore -h %s -p %d -U %s -d %s --verbose %s\n",
 			cfg.Host, cfg.Port, cfg.User, cfg.Database, archivePath)
 	case "Single Database (.dump.gz)":
-		fmt.Println("🔄 Would execute: gunzip and pg_restore to restore single database")
+		fmt.Println("[EXEC] Would execute: gunzip and pg_restore to restore single database")
 		fmt.Printf("   Command: gunzip -c %s | pg_restore -h %s -p %d -U %s -d %s --verbose\n",
 			archivePath, cfg.Host, cfg.Port, cfg.User, cfg.Database)
 	case "SQL Script (.sql)":
 		if cfg.IsPostgreSQL() {
-			fmt.Println("🔄 Would execute: psql to run SQL script")
+			fmt.Println("[EXEC] Would execute: psql to run SQL script")
 			fmt.Printf("   Command: psql -h %s -p %d -U %s -d %s -f %s\n",
 				cfg.Host, cfg.Port, cfg.User, cfg.Database, archivePath)
 		} else if cfg.IsMySQL() {
-			fmt.Println("🔄 Would execute: mysql to run SQL script")
+			fmt.Println("[EXEC] Would execute: mysql to run SQL script")
 			fmt.Printf("   Command: %s\n", mysqlRestoreCommand(archivePath, false))
 		} else {
-			fmt.Println("🔄 Would execute: SQL client to run script (database type unknown)")
+			fmt.Println("[EXEC] Would execute: SQL client to run script (database type unknown)")
 		}
 	case "SQL Script (.sql.gz)":
 		if cfg.IsPostgreSQL() {
-			fmt.Println("🔄 Would execute: gunzip and psql to run SQL script")
+			fmt.Println("[EXEC] Would execute: gunzip and psql to run SQL script")
 			fmt.Printf("   Command: gunzip -c %s | psql -h %s -p %d -U %s -d %s\n",
 				archivePath, cfg.Host, cfg.Port, cfg.User, cfg.Database)
 		} else if cfg.IsMySQL() {
-			fmt.Println("🔄 Would execute: gunzip and mysql to run SQL script")
+			fmt.Println("[EXEC] Would execute: gunzip and mysql to run SQL script")
 			fmt.Printf("   Command: %s\n", mysqlRestoreCommand(archivePath, true))
 		} else {
-			fmt.Println("🔄 Would execute: gunzip and SQL client to run script (database type unknown)")
+			fmt.Println("[EXEC] Would execute: gunzip and SQL client to run script (database type unknown)")
 		}
 	case "Cluster Backup (.tar.gz)":
-		fmt.Println("🔄 Would execute: Extract and restore cluster backup")
+		fmt.Println("[EXEC] Would execute: Extract and restore cluster backup")
 		fmt.Println("   Steps:")
 		fmt.Println("   1. Extract tar.gz archive")
 		fmt.Println("   2. Restore global objects (roles, tablespaces)")
@@ -461,7 +461,7 @@ func runRestore(ctx context.Context, archiveName string) error {
 	}
 
 	fmt.Println()
-	fmt.Println("🛡️  SAFETY MODE: Restore command is in preview mode.")
+	fmt.Println("[SAFETY] SAFETY MODE: Restore command is in preview mode.")
 	fmt.Println("   This shows what would be executed without making changes.")
 	fmt.Println("   To enable actual restore, add --confirm flag (not yet implemented).")
 
@@ -520,25 +520,25 @@ func runVerify(ctx context.Context, archiveName string) error {
 	checksPassed := 0
 
 	// Basic file existence and readability
-	fmt.Print("📁 File accessibility... ")
+	fmt.Print("[CHK] File accessibility... ")
 	if file, err := os.Open(archivePath); err != nil {
-		fmt.Printf("❌ FAILED: %v\n", err)
+		fmt.Printf("[FAIL] FAILED: %v\n", err)
 	} else {
 		file.Close()
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 	checksRun++
 
 	// File size sanity check
-	fmt.Print("📏 File size check... ")
+	fmt.Print("[CHK] File size check... ")
 	if stat.Size() == 0 {
-		fmt.Println("❌ FAILED: File is empty")
+		fmt.Println("[FAIL] FAILED: File is empty")
 	} else if stat.Size() < 100 {
-		fmt.Println("⚠️  WARNING: File is very small (< 100 bytes)")
+		fmt.Println("[WARN] WARNING: File is very small (< 100 bytes)")
 		checksPassed++
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 	checksRun++
@@ -546,51 +546,51 @@ func runVerify(ctx context.Context, archiveName string) error {
 	// Type-specific verification
 	switch archiveType {
 	case "Single Database (.dump)":
-		fmt.Print("🔍 PostgreSQL dump format check... ")
+		fmt.Print("[CHK] PostgreSQL dump format check... ")
 		if err := verifyPgDump(archivePath); err != nil {
-			fmt.Printf("❌ FAILED: %v\n", err)
+			fmt.Printf("[FAIL] FAILED: %v\n", err)
 		} else {
-			fmt.Println("✅ PASSED")
+			fmt.Println("[OK] PASSED")
 			checksPassed++
 		}
 		checksRun++
 
 	case "Single Database (.dump.gz)":
-		fmt.Print("🔍 PostgreSQL dump format check (gzip)... ")
+		fmt.Print("[CHK] PostgreSQL dump format check (gzip)... ")
 		if err := verifyPgDumpGzip(archivePath); err != nil {
-			fmt.Printf("❌ FAILED: %v\n", err)
+			fmt.Printf("[FAIL] FAILED: %v\n", err)
 		} else {
-			fmt.Println("✅ PASSED")
+			fmt.Println("[OK] PASSED")
 			checksPassed++
 		}
 		checksRun++
 
 	case "SQL Script (.sql)":
-		fmt.Print("📜 SQL script validation... ")
+		fmt.Print("[CHK] SQL script validation... ")
 		if err := verifySqlScript(archivePath); err != nil {
-			fmt.Printf("❌ FAILED: %v\n", err)
+			fmt.Printf("[FAIL] FAILED: %v\n", err)
 		} else {
-			fmt.Println("✅ PASSED")
+			fmt.Println("[OK] PASSED")
 			checksPassed++
 		}
 		checksRun++
 
 	case "SQL Script (.sql.gz)":
-		fmt.Print("📜 SQL script validation (gzip)... ")
+		fmt.Print("[CHK] SQL script validation (gzip)... ")
 		if err := verifyGzipSqlScript(archivePath); err != nil {
-			fmt.Printf("❌ FAILED: %v\n", err)
+			fmt.Printf("[FAIL] FAILED: %v\n", err)
 		} else {
-			fmt.Println("✅ PASSED")
+			fmt.Println("[OK] PASSED")
 			checksPassed++
 		}
 		checksRun++
 
 	case "Cluster Backup (.tar.gz)":
-		fmt.Print("📦 Archive extraction test... ")
+		fmt.Print("[CHK] Archive extraction test... ")
 		if err := verifyTarGz(archivePath); err != nil {
-			fmt.Printf("❌ FAILED: %v\n", err)
+			fmt.Printf("[FAIL] FAILED: %v\n", err)
 		} else {
-			fmt.Println("✅ PASSED")
+			fmt.Println("[OK] PASSED")
 			checksPassed++
 		}
 		checksRun++
@@ -598,11 +598,11 @@ func runVerify(ctx context.Context, archiveName string) error {
 
 	// Check for metadata file
 	metadataPath := archivePath + ".info"
-	fmt.Print("📋 Metadata file check... ")
+	fmt.Print("[CHK] Metadata file check... ")
 	if _, err := os.Stat(metadataPath); os.IsNotExist(err) {
-		fmt.Println("⚠️  WARNING: No metadata file found")
+		fmt.Println("[WARN] WARNING: No metadata file found")
 	} else {
-		fmt.Println("✅ PASSED")
+		fmt.Println("[OK] PASSED")
 		checksPassed++
 	}
 	checksRun++
@@ -611,13 +611,13 @@ func runVerify(ctx context.Context, archiveName string) error {
 	fmt.Printf("Verification Results: %d/%d checks passed\n", checksPassed, checksRun)
 
 	if checksPassed == checksRun {
-		fmt.Println("🎉 Archive verification completed successfully!")
+		fmt.Println("[SUCCESS] Archive verification completed successfully!")
 		return nil
 	} else if float64(checksPassed)/float64(checksRun) >= 0.8 {
-		fmt.Println("⚠️  Archive verification completed with warnings.")
+		fmt.Println("[WARN] Archive verification completed with warnings.")
 		return nil
 	} else {
-		fmt.Println("❌ Archive verification failed. Archive may be corrupted.")
+		fmt.Println("[FAIL] Archive verification failed. Archive may be corrupted.")
 		return fmt.Errorf("verification failed: %d/%d checks passed", checksPassed, checksRun)
 	}
 }

cmd/restore.go

@@ -342,7 +342,7 @@ func runRestoreDiagnose(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("archive not found: %s", archivePath)
 	}
 
-	log.Info("🔍 Diagnosing backup file", "path", archivePath)
+	log.Info("[DIAG] Diagnosing backup file", "path", archivePath)
 
 	diagnoser := restore.NewDiagnoser(log, restoreVerbose)
 
@@ -387,7 +387,7 @@ func runRestoreDiagnose(cmd *cobra.Command, args []string) error {
 		// Summary
 		if !diagnoseJSON {
 			fmt.Println("\n" + strings.Repeat("=", 70))
-			fmt.Printf("📊 CLUSTER SUMMARY: %d databases analyzed\n", len(results))
+			fmt.Printf("[SUMMARY] CLUSTER SUMMARY: %d databases analyzed\n", len(results))
 
 			validCount := 0
 			for _, r := range results {
@@ -397,9 +397,9 @@ func runRestoreDiagnose(cmd *cobra.Command, args []string) error {
 			}
 
 			if validCount == len(results) {
-				fmt.Println("✅ All dumps are valid")
+				fmt.Println("[OK] All dumps are valid")
 			} else {
-				fmt.Printf("❌ %d/%d dumps have issues\n", len(results)-validCount, len(results))
+				fmt.Printf("[FAIL] %d/%d dumps have issues\n", len(results)-validCount, len(results))
 			}
 			fmt.Println(strings.Repeat("=", 70))
 		}
@@ -426,7 +426,7 @@ func runRestoreDiagnose(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("backup file has validation errors")
 	}
 
-	log.Info("✅ Backup file appears valid")
+	log.Info("[OK] Backup file appears valid")
 	return nil
 }
 
@@ -545,7 +545,7 @@ func runRestoreSingle(cmd *cobra.Command, args []string) error {
 	isDryRun := restoreDryRun || !restoreConfirm
 
 	if isDryRun {
-		fmt.Println("\n🔍 DRY-RUN MODE - No changes will be made")
+		fmt.Println("\n[DRY-RUN] DRY-RUN MODE - No changes will be made")
 		fmt.Printf("\nWould restore:\n")
 		fmt.Printf("  Archive: %s\n", archivePath)
 		fmt.Printf("  Format: %s\n", format.String())
@@ -588,7 +588,7 @@ func runRestoreSingle(cmd *cobra.Command, args []string) error {
 
 	// Run pre-restore diagnosis if requested
 	if restoreDiagnose {
-		log.Info("🔍 Running pre-restore diagnosis...")
+		log.Info("[DIAG] Running pre-restore diagnosis...")
 
 		diagnoser := restore.NewDiagnoser(log, restoreVerbose)
 		result, err := diagnoser.DiagnoseFile(archivePath)
@@ -599,7 +599,7 @@ func runRestoreSingle(cmd *cobra.Command, args []string) error {
 		diagnoser.PrintDiagnosis(result)
 
 		if !result.IsValid {
-			log.Error("❌ Pre-restore diagnosis found issues")
+			log.Error("[FAIL] Pre-restore diagnosis found issues")
 			if result.IsTruncated {
 				log.Error("   The backup file appears to be TRUNCATED")
 			}
@@ -613,7 +613,7 @@ func runRestoreSingle(cmd *cobra.Command, args []string) error {
 			}
 			log.Warn("Continuing despite diagnosis errors (--force enabled)")
 		} else {
-			log.Info("✅ Backup file passed diagnosis")
+			log.Info("[OK] Backup file passed diagnosis")
 		}
 	}
 
@@ -633,7 +633,7 @@ func runRestoreSingle(cmd *cobra.Command, args []string) error {
 	// Audit log: restore success
 	auditLogger.LogRestoreComplete(user, targetDB, time.Since(startTime))
 
-	log.Info("✅ Restore completed successfully", "database", targetDB)
+	log.Info("[OK] Restore completed successfully", "database", targetDB)
 	return nil
 }
 
@@ -701,7 +701,7 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 				}
 			}
 
-			log.Warn("⚠️  Using alternative working directory for extraction")
+			log.Warn("[WARN] Using alternative working directory for extraction")
 			log.Warn("    This is recommended when system disk space is limited")
 			log.Warn("    Location: " + restoreWorkdir)
 		}
@@ -754,7 +754,7 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 	isDryRun := restoreDryRun || !restoreConfirm
 
 	if isDryRun {
-		fmt.Println("\n🔍 DRY-RUN MODE - No changes will be made")
+		fmt.Println("\n[DRY-RUN] DRY-RUN MODE - No changes will be made")
 		fmt.Printf("\nWould restore cluster:\n")
 		fmt.Printf("  Archive: %s\n", archivePath)
 		fmt.Printf("  Parallel Jobs: %d (0 = auto)\n", restoreJobs)
@@ -764,7 +764,7 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 		if restoreCleanCluster {
 			fmt.Printf("  Clean Cluster: true (will drop %d existing database(s))\n", len(existingDBs))
 			if len(existingDBs) > 0 {
-				fmt.Printf("\n⚠️  Databases to be dropped:\n")
+				fmt.Printf("\n[WARN] Databases to be dropped:\n")
 				for _, dbName := range existingDBs {
 					fmt.Printf("    - %s\n", dbName)
 				}
@@ -776,7 +776,7 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 
 	// Warning for clean-cluster
 	if restoreCleanCluster && len(existingDBs) > 0 {
-		log.Warn("🔥 Clean cluster mode enabled")
+		log.Warn("[!!] Clean cluster mode enabled")
 		log.Warn(fmt.Sprintf("   %d existing database(s) will be DROPPED before restore!", len(existingDBs)))
 		for _, dbName := range existingDBs {
 			log.Warn("   - " + dbName)
@@ -829,7 +829,7 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 
 	// Run pre-restore diagnosis if requested
 	if restoreDiagnose {
-		log.Info("🔍 Running pre-restore diagnosis...")
+		log.Info("[DIAG] Running pre-restore diagnosis...")
 
 		// Create temp directory for extraction in configured WorkDir
 		workDir := cfg.GetEffectiveWorkDir()
@@ -855,10 +855,10 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 		}
 
 		if len(invalidDumps) > 0 {
-			log.Error("❌ Pre-restore diagnosis found issues",
+			log.Error("[FAIL] Pre-restore diagnosis found issues",
 				"invalid_dumps", len(invalidDumps),
 				"total_dumps", len(results))
-			fmt.Println("\n⚠️  The following dumps have issues and will likely fail during restore:")
+			fmt.Println("\n[WARN] The following dumps have issues and will likely fail during restore:")
 			for _, name := range invalidDumps {
 				fmt.Printf("    - %s\n", name)
 			}
@@ -870,7 +870,7 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 			}
 			log.Warn("Continuing despite diagnosis errors (--force enabled)")
 		} else {
-			log.Info("✅ All dumps passed diagnosis", "count", len(results))
+			log.Info("[OK] All dumps passed diagnosis", "count", len(results))
 		}
 	}
 
@@ -890,7 +890,7 @@ func runRestoreCluster(cmd *cobra.Command, args []string) error {
 	// Audit log: restore success
 	auditLogger.LogRestoreComplete(user, "all_databases", time.Since(startTime))
 
-	log.Info("✅ Cluster restore completed successfully")
+	log.Info("[OK] Cluster restore completed successfully")
 	return nil
 }
 
@@ -939,7 +939,7 @@ func runRestoreList(cmd *cobra.Command, args []string) error {
 	}
 
 	// Print header
-	fmt.Printf("\n📦 Available backup archives in %s\n\n", backupDir)
+	fmt.Printf("\n[LIST] Available backup archives in %s\n\n", backupDir)
 	fmt.Printf("%-40s %-25s %-12s %-20s %s\n",
 		"FILENAME", "FORMAT", "SIZE", "MODIFIED", "DATABASE")
 	fmt.Println(strings.Repeat("-", 120))
@@ -1056,9 +1056,9 @@ func runRestorePITR(cmd *cobra.Command, args []string) error {
 	}
 
 	// Display recovery target info
-	log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	log.Info("=====================================================")
 	log.Info("  Point-in-Time Recovery (PITR)")
-	log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	log.Info("=====================================================")
 	log.Info("")
 	log.Info(target.String())
 	log.Info("")
@@ -1082,6 +1082,6 @@ func runRestorePITR(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("PITR restore failed: %w", err)
 	}
 
-	log.Info("✅ PITR restore completed successfully")
+	log.Info("[OK] PITR restore completed successfully")
 	return nil
 }

cmd/rto.go

@@ -181,13 +181,13 @@ func runRTOStatus(cmd *cobra.Command, args []string) error {
 
 	// Display status
 	fmt.Println()
-	fmt.Println("╔═══════════════════════════════════════════════════════════╗")
+	fmt.Println("+-----------------------------------------------------------+")
-	fmt.Println("║              RTO/RPO STATUS SUMMARY                       ║")
+	fmt.Println("|              RTO/RPO STATUS SUMMARY                       |")
-	fmt.Println("╠═══════════════════════════════════════════════════════════╣")
+	fmt.Println("+-----------------------------------------------------------+")
-	fmt.Printf("║  Target RTO: %-15s  Target RPO: %-15s ║\n",
+	fmt.Printf("|  Target RTO: %-15s  Target RPO: %-15s |\n",
 		formatDuration(config.TargetRTO),
 		formatDuration(config.TargetRPO))
-	fmt.Println("╠═══════════════════════════════════════════════════════════╣")
+	fmt.Println("+-----------------------------------------------------------+")
 
 	// Compliance status
 	rpoRate := 0.0
@@ -199,31 +199,31 @@ func runRTOStatus(cmd *cobra.Command, args []string) error {
 		fullRate = float64(summary.FullyCompliant) / float64(summary.TotalDatabases) * 100
 	}
 
-	fmt.Printf("║  Databases:     %-5d                                      ║\n", summary.TotalDatabases)
+	fmt.Printf("|  Databases:     %-5d                                      |\n", summary.TotalDatabases)
-	fmt.Printf("║  RPO Compliant: %-5d  (%.0f%%)                              ║\n", summary.RPOCompliant, rpoRate)
+	fmt.Printf("|  RPO Compliant: %-5d  (%.0f%%)                              |\n", summary.RPOCompliant, rpoRate)
-	fmt.Printf("║  RTO Compliant: %-5d  (%.0f%%)                              ║\n", summary.RTOCompliant, rtoRate)
+	fmt.Printf("|  RTO Compliant: %-5d  (%.0f%%)                              |\n", summary.RTOCompliant, rtoRate)
-	fmt.Printf("║  Fully Compliant: %-3d  (%.0f%%)                             ║\n", summary.FullyCompliant, fullRate)
+	fmt.Printf("|  Fully Compliant: %-3d  (%.0f%%)                             |\n", summary.FullyCompliant, fullRate)
 
 	if summary.CriticalIssues > 0 {
-		fmt.Printf("║  ⚠️  Critical Issues: %-3d                                  ║\n", summary.CriticalIssues)
+		fmt.Printf("|  [WARN]  Critical Issues: %-3d                                  |\n", summary.CriticalIssues)
 	}
 
-	fmt.Println("╠═══════════════════════════════════════════════════════════╣")
+	fmt.Println("+-----------------------------------------------------------+")
-	fmt.Printf("║  Average RPO: %-15s  Worst: %-15s    ║\n",
+	fmt.Printf("|  Average RPO: %-15s  Worst: %-15s    |\n",
 		formatDuration(summary.AverageRPO),
 		formatDuration(summary.WorstRPO))
-	fmt.Printf("║  Average RTO: %-15s  Worst: %-15s    ║\n",
+	fmt.Printf("|  Average RTO: %-15s  Worst: %-15s    |\n",
 		formatDuration(summary.AverageRTO),
 		formatDuration(summary.WorstRTO))
 
 	if summary.WorstRPODatabase != "" {
-		fmt.Printf("║  Worst RPO Database: %-38s║\n", summary.WorstRPODatabase)
+		fmt.Printf("|  Worst RPO Database: %-38s|\n", summary.WorstRPODatabase)
 	}
 	if summary.WorstRTODatabase != "" {
-		fmt.Printf("║  Worst RTO Database: %-38s║\n", summary.WorstRTODatabase)
+		fmt.Printf("|  Worst RTO Database: %-38s|\n", summary.WorstRTODatabase)
 	}
 
-	fmt.Println("╚═══════════════════════════════════════════════════════════╝")
+	fmt.Println("+-----------------------------------------------------------+")
 	fmt.Println()
 
 	// Per-database status
@@ -234,19 +234,19 @@ func runRTOStatus(cmd *cobra.Command, args []string) error {
 		fmt.Println(strings.Repeat("-", 70))
 
 		for _, a := range analyses {
-			status := "✅"
+			status := "[OK]"
 			if !a.RPOCompliant || !a.RTOCompliant {
-				status = "❌"
+				status = "[FAIL]"
 			}
 
 			rpoStr := formatDuration(a.CurrentRPO)
 			rtoStr := formatDuration(a.CurrentRTO)
 
 			if !a.RPOCompliant {
-				rpoStr = "⚠️ " + rpoStr
+				rpoStr = "[WARN] " + rpoStr
 			}
 			if !a.RTOCompliant {
-				rtoStr = "⚠️ " + rtoStr
+				rtoStr = "[WARN] " + rtoStr
 			}
 
 			fmt.Printf("%-25s %-12s %-12s %s\n",
@@ -306,21 +306,21 @@ func runRTOCheck(cmd *cobra.Command, args []string) error {
 	exitCode := 0
 	for _, a := range analyses {
 		if !a.RPOCompliant {
-			fmt.Printf("❌ %s: RPO violation - current %s exceeds target %s\n",
+			fmt.Printf("[FAIL] %s: RPO violation - current %s exceeds target %s\n",
 				a.Database,
 				formatDuration(a.CurrentRPO),
 				formatDuration(config.TargetRPO))
 			exitCode = 1
 		}
 		if !a.RTOCompliant {
-			fmt.Printf("❌ %s: RTO violation - estimated %s exceeds target %s\n",
+			fmt.Printf("[FAIL] %s: RTO violation - estimated %s exceeds target %s\n",
 				a.Database,
 				formatDuration(a.CurrentRTO),
 				formatDuration(config.TargetRTO))
 			exitCode = 1
 		}
 		if a.RPOCompliant && a.RTOCompliant {
-			fmt.Printf("✅ %s: Compliant (RPO: %s, RTO: %s)\n",
+			fmt.Printf("[OK] %s: Compliant (RPO: %s, RTO: %s)\n",
 				a.Database,
 				formatDuration(a.CurrentRPO),
 				formatDuration(a.CurrentRTO))
@@ -371,13 +371,13 @@ func outputAnalysisText(analyses []*rto.Analysis) error {
 		fmt.Println(strings.Repeat("=", 60))
 
 		// Status
-		rpoStatus := "✅ Compliant"
+		rpoStatus := "[OK] Compliant"
 		if !a.RPOCompliant {
-			rpoStatus = "❌ Violation"
+			rpoStatus = "[FAIL] Violation"
 		}
-		rtoStatus := "✅ Compliant"
+		rtoStatus := "[OK] Compliant"
 		if !a.RTOCompliant {
-			rtoStatus = "❌ Violation"
+			rtoStatus = "[FAIL] Violation"
 		}
 
 		fmt.Println()
@@ -420,7 +420,7 @@ func outputAnalysisText(analyses []*rto.Analysis) error {
 			fmt.Println("  Recommendations:")
 			fmt.Println(strings.Repeat("-", 50))
 			for _, r := range a.Recommendations {
-				icon := "💡"
+				icon := "[TIP]"
 				switch r.Priority {
 				case rto.PriorityCritical:
 					icon = "🔴"

cmd/status.go

@@ -141,7 +141,7 @@ func testConnection(ctx context.Context) error {
 
 	// Display results
 	fmt.Println("Connection Test Results:")
-	fmt.Printf("  Status:        Connected ✅\n")
+	fmt.Printf("  Status:        Connected [OK]\n")
 	fmt.Printf("  Version:       %s\n", version)
 	fmt.Printf("  Databases:     %d found\n", len(databases))
 
@@ -167,7 +167,7 @@ func testConnection(ctx context.Context) error {
 	}
 
 	fmt.Println()
-	fmt.Println("✅ Status check completed successfully!")
+	fmt.Println("[OK] Status check completed successfully!")
 
 	return nil
 }

cmd/verify.go

@@ -96,17 +96,17 @@ func runVerifyBackup(cmd *cobra.Command, args []string) error {
 			continue
 		}
 
-		fmt.Printf("📁 %s\n", filepath.Base(backupFile))
+		fmt.Printf("[FILE] %s\n", filepath.Base(backupFile))
 
 		if quickVerify {
 			// Quick check: size only
 			err := verification.QuickCheck(backupFile)
 			if err != nil {
-				fmt.Printf("   ❌ FAILED: %v\n\n", err)
+				fmt.Printf("   [FAIL] FAILED: %v\n\n", err)
 				failureCount++
 				continue
 			}
-			fmt.Printf("   ✅ VALID (quick check)\n\n")
+			fmt.Printf("   [OK] VALID (quick check)\n\n")
 			successCount++
 		} else {
 			// Full verification with SHA-256
@@ -116,7 +116,7 @@ func runVerifyBackup(cmd *cobra.Command, args []string) error {
 			}
 
 			if result.Valid {
-				fmt.Printf("   ✅ VALID\n")
+				fmt.Printf("   [OK] VALID\n")
 				if verboseVerify {
 					meta, _ := metadata.Load(backupFile)
 					fmt.Printf("   Size: %s\n", metadata.FormatSize(meta.SizeBytes))
@@ -127,7 +127,7 @@ func runVerifyBackup(cmd *cobra.Command, args []string) error {
 				fmt.Println()
 				successCount++
 			} else {
-				fmt.Printf("   ❌ FAILED: %v\n", result.Error)
+				fmt.Printf("   [FAIL] FAILED: %v\n", result.Error)
 				if verboseVerify {
 					if !result.FileExists {
 						fmt.Printf("   File does not exist\n")
@@ -147,11 +147,11 @@ func runVerifyBackup(cmd *cobra.Command, args []string) error {
 	}
 
 	// Summary
-	fmt.Println(strings.Repeat("─", 50))
+	fmt.Println(strings.Repeat("-", 50))
 	fmt.Printf("Total: %d backups\n", len(backupFiles))
-	fmt.Printf("✅ Valid: %d\n", successCount)
+	fmt.Printf("[OK] Valid: %d\n", successCount)
 	if failureCount > 0 {
-		fmt.Printf("❌ Failed: %d\n", failureCount)
+		fmt.Printf("[FAIL] Failed: %d\n", failureCount)
 		os.Exit(1)
 	}
 
@@ -195,16 +195,16 @@ func runVerifyCloudBackup(cmd *cobra.Command, args []string) error {
 
 	for _, uri := range args {
 		if !isCloudURI(uri) {
-			fmt.Printf("⚠️  Skipping non-cloud URI: %s\n", uri)
+			fmt.Printf("[WARN] Skipping non-cloud URI: %s\n", uri)
 			continue
 		}
 
-		fmt.Printf("☁️  %s\n", uri)
+		fmt.Printf("[CLOUD] %s\n", uri)
 
 		// Download and verify
 		result, err := verifyCloudBackup(cmd.Context(), uri, quickVerify, verboseVerify)
 		if err != nil {
-			fmt.Printf("   ❌ FAILED: %v\n\n", err)
+			fmt.Printf("   [FAIL] FAILED: %v\n\n", err)
 			failureCount++
 			continue
 		}
@@ -212,7 +212,7 @@ func runVerifyCloudBackup(cmd *cobra.Command, args []string) error {
 		// Cleanup temp file
 		defer result.Cleanup()
 
-		fmt.Printf("   ✅ VALID\n")
+		fmt.Printf("   [OK] VALID\n")
 		if verboseVerify && result.MetadataPath != "" {
 			meta, _ := metadata.Load(result.MetadataPath)
 			if meta != nil {
@@ -226,7 +226,7 @@ func runVerifyCloudBackup(cmd *cobra.Command, args []string) error {
 		successCount++
 	}
 
-	fmt.Printf("\n✅ Summary: %d valid, %d failed\n", successCount, failureCount)
+	fmt.Printf("\n[OK] Summary: %d valid, %d failed\n", successCount, failureCount)
 
 	if failureCount > 0 {
 		os.Exit(1)

internal/auth/helper.go

@@ -204,13 +204,13 @@ func CheckAuthenticationMismatch(cfg *config.Config) (bool, string) {
 func buildAuthMismatchMessage(osUser, dbUser string, method AuthMethod) string {
 	var msg strings.Builder
 
-	msg.WriteString("\n⚠️  Authentication Mismatch Detected\n")
+	msg.WriteString("\n[WARN]  Authentication Mismatch Detected\n")
 	msg.WriteString(strings.Repeat("=", 60) + "\n\n")
 
 	msg.WriteString(fmt.Sprintf("   PostgreSQL is using '%s' authentication\n", method))
 	msg.WriteString(fmt.Sprintf("   OS user '%s' cannot authenticate as DB user '%s'\n\n", osUser, dbUser))
 
-	msg.WriteString("💡 Solutions (choose one):\n\n")
+	msg.WriteString("[TIP] Solutions (choose one):\n\n")
 
 	msg.WriteString(fmt.Sprintf("   1. Run as matching user:\n"))
 	msg.WriteString(fmt.Sprintf("      sudo -u %s %s\n\n", dbUser, getCommandLine()))
@@ -226,7 +226,7 @@ func buildAuthMismatchMessage(osUser, dbUser string, method AuthMethod) string {
 	msg.WriteString("   4. Provide password via flag:\n")
 	msg.WriteString(fmt.Sprintf("      %s --password your_password\n\n", getCommandLine()))
 
-	msg.WriteString("📝 Note: For production use, ~/.pgpass or PGPASSWORD are recommended\n")
+	msg.WriteString("[NOTE] Note: For production use, ~/.pgpass or PGPASSWORD are recommended\n")
 	msg.WriteString("         to avoid exposing passwords in command history.\n\n")
 
 	msg.WriteString(strings.Repeat("=", 60) + "\n")

internal/backup/engine.go

@@ -473,7 +473,7 @@ func (e *Engine) BackupCluster(ctx context.Context) error {
 				mu.Lock()
 				e.printf("       Database size: %s\n", sizeStr)
 				if size > 10*1024*1024*1024 { // > 10GB
-					e.printf("       ⚠️  Large database detected - this may take a while\n")
+					e.printf("       [WARN]  Large database detected - this may take a while\n")
 				}
 				mu.Unlock()
 			}
@@ -518,16 +518,16 @@ func (e *Engine) BackupCluster(ctx context.Context) error {
 			if err != nil {
 				e.log.Warn("Failed to backup database", "database", name, "error", err)
 				mu.Lock()
-				e.printf("   ⚠️  WARNING: Failed to backup %s: %v\n", name, err)
+				e.printf("   [WARN]  WARNING: Failed to backup %s: %v\n", name, err)
 				mu.Unlock()
 				atomic.AddInt32(&failCount, 1)
 			} else {
 				compressedCandidate := strings.TrimSuffix(dumpFile, ".dump") + ".sql.gz"
 				mu.Lock()
 				if info, err := os.Stat(compressedCandidate); err == nil {
-					e.printf("   ✅ Completed %s (%s)\n", name, formatBytes(info.Size()))
+					e.printf("   [OK] Completed %s (%s)\n", name, formatBytes(info.Size()))
 				} else if info, err := os.Stat(dumpFile); err == nil {
-					e.printf("   ✅ Completed %s (%s)\n", name, formatBytes(info.Size()))
+					e.printf("   [OK] Completed %s (%s)\n", name, formatBytes(info.Size()))
 				}
 				mu.Unlock()
 				atomic.AddInt32(&successCount, 1)

internal/backup/incremental_test.go

@@ -242,7 +242,7 @@ func TestIncrementalBackupRestore(t *testing.T) {
 		t.Errorf("Unchanged file base/12345/1235 not found in restore: %v", err)
 	}
 
-	t.Log("✅ Incremental backup and restore test completed successfully")
+	t.Log("[OK] Incremental backup and restore test completed successfully")
 }
 
 // TestIncrementalBackupErrors tests error handling

internal/checks/disk_check.go

@@ -75,16 +75,16 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 
 	if check.Critical {
 		status = "CRITICAL"
-		icon = "❌"
+		icon = "[X]"
 	} else if check.Warning {
 		status = "WARNING"
-		icon = "⚠️ "
+		icon = "[!]"
 	} else {
 		status = "OK"
-		icon = "✓"
+		icon = "[+]"
 	}
 
-	msg := fmt.Sprintf(`📊 Disk Space Check (%s):
+	msg := fmt.Sprintf(`[DISK] Disk Space Check (%s):
    Path: %s
    Total: %s
    Available: %s (%.1f%% used)
@@ -98,13 +98,13 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 		status)
 
 	if check.Critical {
-		msg += "\n   \n   ⚠️  CRITICAL: Insufficient disk space!"
+		msg += "\n   \n   [!!] CRITICAL: Insufficient disk space!"
 		msg += "\n   Operation blocked. Free up space before continuing."
 	} else if check.Warning {
-		msg += "\n   \n   ⚠️  WARNING: Low disk space!"
+		msg += "\n   \n   [!] WARNING: Low disk space!"
 		msg += "\n   Backup may fail if database is larger than estimated."
 	} else {
-		msg += "\n   \n   ✓ Sufficient space available"
+		msg += "\n   \n   [+] Sufficient space available"
 	}
 
 	return msg

internal/checks/disk_check_bsd.go

@@ -75,16 +75,16 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 
 	if check.Critical {
 		status = "CRITICAL"
-		icon = "❌"
+		icon = "[X]"
 	} else if check.Warning {
 		status = "WARNING"
-		icon = "⚠️ "
+		icon = "[!]"
 	} else {
 		status = "OK"
-		icon = "✓"
+		icon = "[+]"
 	}
 
-	msg := fmt.Sprintf(`📊 Disk Space Check (%s):
+	msg := fmt.Sprintf(`[DISK] Disk Space Check (%s):
    Path: %s
    Total: %s
    Available: %s (%.1f%% used)
@@ -98,13 +98,13 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 		status)
 
 	if check.Critical {
-		msg += "\n   \n   ⚠️  CRITICAL: Insufficient disk space!"
+		msg += "\n   \n   [!!] CRITICAL: Insufficient disk space!"
 		msg += "\n   Operation blocked. Free up space before continuing."
 	} else if check.Warning {
-		msg += "\n   \n   ⚠️  WARNING: Low disk space!"
+		msg += "\n   \n   [!] WARNING: Low disk space!"
 		msg += "\n   Backup may fail if database is larger than estimated."
 	} else {
-		msg += "\n   \n   ✓ Sufficient space available"
+		msg += "\n   \n   [+] Sufficient space available"
 	}
 
 	return msg

internal/checks/disk_check_netbsd.go

@@ -58,16 +58,16 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 
 	if check.Critical {
 		status = "CRITICAL"
-		icon = "❌"
+		icon = "[X]"
 	} else if check.Warning {
 		status = "WARNING"
-		icon = "⚠️ "
+		icon = "[!]"
 	} else {
 		status = "OK"
-		icon = "✓"
+		icon = "[+]"
 	}
 
-	msg := fmt.Sprintf(`📊 Disk Space Check (%s):
+	msg := fmt.Sprintf(`[DISK] Disk Space Check (%s):
    Path: %s
    Total: %s
    Available: %s (%.1f%% used)
@@ -81,13 +81,13 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 		status)
 
 	if check.Critical {
-		msg += "\n   \n   ⚠️  CRITICAL: Insufficient disk space!"
+		msg += "\n   \n   [!!] CRITICAL: Insufficient disk space!"
 		msg += "\n   Operation blocked. Free up space before continuing."
 	} else if check.Warning {
-		msg += "\n   \n   ⚠️  WARNING: Low disk space!"
+		msg += "\n   \n   [!] WARNING: Low disk space!"
 		msg += "\n   Backup may fail if database is larger than estimated."
 	} else {
-		msg += "\n   \n   ✓ Sufficient space available"
+		msg += "\n   \n   [+] Sufficient space available"
 	}
 
 	return msg

internal/checks/disk_check_windows.go

@@ -94,16 +94,16 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 
 	if check.Critical {
 		status = "CRITICAL"
-		icon = "❌"
+		icon = "[X]"
 	} else if check.Warning {
 		status = "WARNING"
-		icon = "⚠️ "
+		icon = "[!]"
 	} else {
 		status = "OK"
-		icon = "✓"
+		icon = "[+]"
 	}
 
-	msg := fmt.Sprintf(`📊 Disk Space Check (%s):
+	msg := fmt.Sprintf(`[DISK] Disk Space Check (%s):
    Path: %s
    Total: %s
    Available: %s (%.1f%% used)
@@ -117,13 +117,13 @@ func FormatDiskSpaceMessage(check *DiskSpaceCheck) string {
 		status)
 
 	if check.Critical {
-		msg += "\n   \n   ⚠️  CRITICAL: Insufficient disk space!"
+		msg += "\n   \n   [!!] CRITICAL: Insufficient disk space!"
 		msg += "\n   Operation blocked. Free up space before continuing."
 	} else if check.Warning {
-		msg += "\n   \n   ⚠️  WARNING: Low disk space!"
+		msg += "\n   \n   [!] WARNING: Low disk space!"
 		msg += "\n   Backup may fail if database is larger than estimated."
 	} else {
-		msg += "\n   \n   ✓ Sufficient space available"
+		msg += "\n   \n   [+] Sufficient space available"
 	}
 
 	return msg

internal/checks/error_hints.go

@@ -234,22 +234,22 @@ func FormatErrorWithHint(errorMsg string) string {
 	var icon string
 	switch classification.Type {
 	case "ignorable":
-		icon = "ℹ️ "
+		icon = "[i]"
 	case "warning":
-		icon = "⚠️ "
+		icon = "[!]"
 	case "critical":
-		icon = "❌"
+		icon = "[X]"
 	case "fatal":
-		icon = "🛑"
+		icon = "[!!]"
 	default:
-		icon = "⚠️ "
+		icon = "[!]"
 	}
 
 	output := fmt.Sprintf("%s %s Error\n\n", icon, strings.ToUpper(classification.Type))
 	output += fmt.Sprintf("Category: %s\n", classification.Category)
 	output += fmt.Sprintf("Message: %s\n\n", classification.Message)
-	output += fmt.Sprintf("💡 Hint: %s\n\n", classification.Hint)
+	output += fmt.Sprintf("[HINT] Hint: %s\n\n", classification.Hint)
-	output += fmt.Sprintf("🔧 Action: %s\n", classification.Action)
+	output += fmt.Sprintf("[ACTION] Action: %s\n", classification.Action)
 
 	return output
 }
@@ -257,7 +257,7 @@ func FormatErrorWithHint(errorMsg string) string {
 // FormatMultipleErrors formats multiple errors with classification
 func FormatMultipleErrors(errors []string) string {
 	if len(errors) == 0 {
-		return "✓ No errors"
+		return "[+] No errors"
 	}
 
 	ignorable := 0
@@ -285,22 +285,22 @@ func FormatMultipleErrors(errors []string) string {
 		}
 	}
 
-	output := "📊 Error Summary:\n\n"
+	output := "[SUMMARY] Error Summary:\n\n"
 	if ignorable > 0 {
-		output += fmt.Sprintf("   ℹ️  %d ignorable (objects already exist)\n", ignorable)
+		output += fmt.Sprintf("   [i] %d ignorable (objects already exist)\n", ignorable)
 	}
 	if warnings > 0 {
-		output += fmt.Sprintf("   ⚠️  %d warnings\n", warnings)
+		output += fmt.Sprintf("   [!] %d warnings\n", warnings)
 	}
 	if critical > 0 {
-		output += fmt.Sprintf("   ❌ %d critical errors\n", critical)
+		output += fmt.Sprintf("   [X] %d critical errors\n", critical)
 	}
 	if fatal > 0 {
-		output += fmt.Sprintf("   🛑 %d fatal errors\n", fatal)
+		output += fmt.Sprintf("   [!!] %d fatal errors\n", fatal)
 	}
 
 	if len(criticalErrors) > 0 {
-		output += "\n📝 Critical Issues:\n\n"
+		output += "\n[CRITICAL] Critical Issues:\n\n"
 		for i, err := range criticalErrors {
 			class := ClassifyError(err)
 			output += fmt.Sprintf("%d. %s\n", i+1, class.Hint)

internal/checks/preflight.go

@@ -49,15 +49,15 @@ func (s CheckStatus) String() string {
 func (s CheckStatus) Icon() string {
 	switch s {
 	case StatusPassed:
-		return "✓"
+		return "[+]"
 	case StatusWarning:
-		return "⚠"
+		return "[!]"
 	case StatusFailed:
-		return "✗"
+		return "[-]"
 	case StatusSkipped:
-		return "○"
+		return "[ ]"
 	default:
-		return "?"
+		return "[?]"
 	}
 }
 

internal/checks/report.go

@@ -11,9 +11,9 @@ func FormatPreflightReport(result *PreflightResult, dbName string, verbose bool)
 	var sb strings.Builder
 
 	sb.WriteString("\n")
-	sb.WriteString("╔══════════════════════════════════════════════════════════════╗\n")
+	sb.WriteString("+==============================================================+\n")
-	sb.WriteString("║             [DRY RUN] Preflight Check Results                ║\n")
+	sb.WriteString("|             [DRY RUN] Preflight Check Results                |\n")
-	sb.WriteString("╚══════════════════════════════════════════════════════════════╝\n")
+	sb.WriteString("+==============================================================+\n")
 	sb.WriteString("\n")
 
 	// Database info
@@ -29,7 +29,7 @@ func FormatPreflightReport(result *PreflightResult, dbName string, verbose bool)
 
 	// Check results
 	sb.WriteString("  Checks:\n")
-	sb.WriteString("  ─────────────────────────────────────────────────────────────\n")
+	sb.WriteString("  --------------------------------------------------------------\n")
 
 	for _, check := range result.Checks {
 		icon := check.Status.Icon()
@@ -40,26 +40,26 @@ func FormatPreflightReport(result *PreflightResult, dbName string, verbose bool)
 			color, icon, reset, check.Name+":", check.Message))
 
 		if verbose && check.Details != "" {
-			sb.WriteString(fmt.Sprintf("      └─ %s\n", check.Details))
+			sb.WriteString(fmt.Sprintf("      +- %s\n", check.Details))
 		}
 	}
 
-	sb.WriteString("  ─────────────────────────────────────────────────────────────\n")
+	sb.WriteString("  --------------------------------------------------------------\n")
 	sb.WriteString("\n")
 
 	// Summary
 	if result.AllPassed {
 		if result.HasWarnings {
-			sb.WriteString("  ⚠️  All checks passed with warnings\n")
+			sb.WriteString("  [!] All checks passed with warnings\n")
 			sb.WriteString("\n")
 			sb.WriteString("  Ready to backup. Remove --dry-run to execute.\n")
 		} else {
-			sb.WriteString("  ✅ All checks passed\n")
+			sb.WriteString("  [OK] All checks passed\n")
 			sb.WriteString("\n")
 			sb.WriteString("  Ready to backup. Remove --dry-run to execute.\n")
 		}
 	} else {
-		sb.WriteString(fmt.Sprintf("  ❌ %d check(s) failed\n", result.FailureCount))
+		sb.WriteString(fmt.Sprintf("  [FAIL] %d check(s) failed\n", result.FailureCount))
 		sb.WriteString("\n")
 		sb.WriteString("  Fix the issues above before running backup.\n")
 	}
@@ -96,7 +96,7 @@ func FormatPreflightReportPlain(result *PreflightResult, dbName string) string {
 		status := fmt.Sprintf("[%s]", check.Status.String())
 		sb.WriteString(fmt.Sprintf("  %-10s %-25s %s\n", status, check.Name+":", check.Message))
 		if check.Details != "" {
-			sb.WriteString(fmt.Sprintf("             └─ %s\n", check.Details))
+			sb.WriteString(fmt.Sprintf("             +- %s\n", check.Details))
 		}
 	}
 

internal/cloud/azure.go

@@ -90,7 +90,7 @@ func NewAzureBackend(cfg *Config) (*AzureBackend, error) {
 			}
 		} else {
 			// Use default Azure credential (managed identity, environment variables, etc.)
-			return nil, fmt.Errorf("Azure authentication requires account name and key, or use AZURE_STORAGE_CONNECTION_STRING environment variable")
+			return nil, fmt.Errorf("azure authentication requires account name and key, or use AZURE_STORAGE_CONNECTION_STRING environment variable")
 		}
 	}
 

internal/database/postgresql.go

@@ -15,7 +15,6 @@ import (
 
 	"github.com/jackc/pgx/v5/pgxpool"
 	"github.com/jackc/pgx/v5/stdlib"
-	_ "github.com/jackc/pgx/v5/stdlib" // PostgreSQL driver (pgx)
 )
 
 // PostgreSQL implements Database interface for PostgreSQL

internal/drill/drill.go

@@ -223,11 +223,11 @@ func (r *DrillResult) IsSuccess() bool {
 
 // Summary returns a human-readable summary of the drill
 func (r *DrillResult) Summary() string {
-	status := "✅ PASSED"
+	status := "[OK] PASSED"
 	if !r.Success {
-		status = "❌ FAILED"
+		status = "[FAIL] FAILED"
 	} else if r.Status == StatusPartial {
-		status = "⚠️ PARTIAL"
+		status = "[WARN] PARTIAL"
 	}
 
 	return fmt.Sprintf("%s - %s (%.2fs) - %d tables, %d rows",

internal/drill/engine.go

@@ -41,20 +41,20 @@ func (e *Engine) Run(ctx context.Context, config *DrillConfig) (*DrillResult, er
 		TargetRTO:    float64(config.MaxRestoreSeconds),
 	}
 
-	e.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	e.log.Info("=====================================================")
-	e.log.Info("  🧪 DR Drill: " + result.DrillID)
+	e.log.Info("  [TEST] DR Drill: " + result.DrillID)
-	e.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	e.log.Info("=====================================================")
 	e.log.Info("")
 
 	// Cleanup function for error cases
 	var containerID string
 	cleanup := func() {
 		if containerID != "" && config.CleanupOnExit && (result.Success || !config.KeepOnFailure) {
-			e.log.Info("🗑️  Cleaning up container...")
+			e.log.Info("[DEL]  Cleaning up container...")
 			e.docker.RemoveContainer(context.Background(), containerID)
 		} else if containerID != "" {
 			result.ContainerKept = true
-			e.log.Info("📦 Container kept for debugging: " + containerID)
+			e.log.Info("[PKG] Container kept for debugging: " + containerID)
 		}
 	}
 	defer cleanup()
@@ -88,7 +88,7 @@ func (e *Engine) Run(ctx context.Context, config *DrillConfig) (*DrillResult, er
 	}
 	containerID = container.ID
 	result.ContainerID = containerID
-	e.log.Info("📦 Container started: " + containerID[:12])
+	e.log.Info("[PKG] Container started: " + containerID[:12])
 
 	// Wait for container to be healthy
 	if err := e.docker.WaitForHealth(ctx, containerID, config.DatabaseType, config.ContainerTimeout); err != nil {
@@ -118,7 +118,7 @@ func (e *Engine) Run(ctx context.Context, config *DrillConfig) (*DrillResult, er
 	result.RestoreTime = time.Since(restoreStart).Seconds()
 	e.completePhase(&phase, fmt.Sprintf("Restored in %.2fs", result.RestoreTime))
 	result.Phases = append(result.Phases, phase)
-	e.log.Info(fmt.Sprintf("✅ Backup restored in %.2fs", result.RestoreTime))
+	e.log.Info(fmt.Sprintf("[OK] Backup restored in %.2fs", result.RestoreTime))
 
 	// Phase 4: Validate
 	phase = e.startPhase("Validate Database")
@@ -182,24 +182,24 @@ func (e *Engine) preflightChecks(ctx context.Context, config *DrillConfig) error
 	if err := e.docker.CheckDockerAvailable(ctx); err != nil {
 		return fmt.Errorf("docker not available: %w", err)
 	}
-	e.log.Info("✓ Docker is available")
+	e.log.Info("[OK] Docker is available")
 
 	// Check backup file exists
 	if _, err := os.Stat(config.BackupPath); err != nil {
 		return fmt.Errorf("backup file not found: %s", config.BackupPath)
 	}
-	e.log.Info("✓ Backup file exists: " + filepath.Base(config.BackupPath))
+	e.log.Info("[OK] Backup file exists: " + filepath.Base(config.BackupPath))
 
 	// Pull Docker image
 	image := config.ContainerImage
 	if image == "" {
 		image = GetDefaultImage(config.DatabaseType, "")
 	}
-	e.log.Info("⬇️  Pulling image: " + image)
+	e.log.Info("[DOWN]  Pulling image: " + image)
 	if err := e.docker.PullImage(ctx, image); err != nil {
 		return fmt.Errorf("failed to pull image: %w", err)
 	}
-	e.log.Info("✓ Image ready: " + image)
+	e.log.Info("[OK] Image ready: " + image)
 
 	return nil
 }
@@ -243,7 +243,7 @@ func (e *Engine) restoreBackup(ctx context.Context, config *DrillConfig, contain
 	backupName := filepath.Base(config.BackupPath)
 	containerBackupPath := "/tmp/" + backupName
 
-	e.log.Info("📁 Copying backup to container...")
+	e.log.Info("[DIR] Copying backup to container...")
 	if err := e.docker.CopyToContainer(ctx, containerID, config.BackupPath, containerBackupPath); err != nil {
 		return fmt.Errorf("failed to copy backup: %w", err)
 	}
@@ -256,7 +256,7 @@ func (e *Engine) restoreBackup(ctx context.Context, config *DrillConfig, contain
 	}
 
 	// Restore based on database type and format
-	e.log.Info("🔄 Restoring backup...")
+	e.log.Info("[EXEC] Restoring backup...")
 	return e.executeRestore(ctx, config, containerID, containerBackupPath, containerConfig)
 }
 
@@ -366,13 +366,13 @@ func (e *Engine) validateDatabase(ctx context.Context, config *DrillConfig, resu
 	tables, err := validator.GetTableList(ctx)
 	if err == nil {
 		result.TableCount = len(tables)
-		e.log.Info(fmt.Sprintf("📊 Tables found: %d", result.TableCount))
+		e.log.Info(fmt.Sprintf("[STATS] Tables found: %d", result.TableCount))
 	}
 
 	totalRows, err := validator.GetTotalRowCount(ctx)
 	if err == nil {
 		result.TotalRows = totalRows
-		e.log.Info(fmt.Sprintf("📊 Total rows: %d", result.TotalRows))
+		e.log.Info(fmt.Sprintf("[STATS] Total rows: %d", result.TotalRows))
 	}
 
 	dbSize, err := validator.GetDatabaseSize(ctx, config.DatabaseName)
@@ -387,9 +387,9 @@ func (e *Engine) validateDatabase(ctx context.Context, config *DrillConfig, resu
 			result.CheckResults = append(result.CheckResults, tr)
 			if !tr.Success {
 				errorCount++
-				e.log.Warn("❌ " + tr.Message)
+				e.log.Warn("[FAIL] " + tr.Message)
 			} else {
-				e.log.Info("✓ " + tr.Message)
+				e.log.Info("[OK] " + tr.Message)
 			}
 		}
 	}
@@ -404,9 +404,9 @@ func (e *Engine) validateDatabase(ctx context.Context, config *DrillConfig, resu
 			totalQueryTime += qr.Duration
 			if !qr.Success {
 				errorCount++
-				e.log.Warn(fmt.Sprintf("❌ %s: %s", qr.Name, qr.Error))
+				e.log.Warn(fmt.Sprintf("[FAIL] %s: %s", qr.Name, qr.Error))
 			} else {
-				e.log.Info(fmt.Sprintf("✓ %s: %s (%.0fms)", qr.Name, qr.Result, qr.Duration))
+				e.log.Info(fmt.Sprintf("[OK] %s: %s (%.0fms)", qr.Name, qr.Result, qr.Duration))
 			}
 		}
 		if len(queryResults) > 0 {
@@ -421,9 +421,9 @@ func (e *Engine) validateDatabase(ctx context.Context, config *DrillConfig, resu
 			result.CheckResults = append(result.CheckResults, cr)
 			if !cr.Success {
 				errorCount++
-				e.log.Warn("❌ " + cr.Message)
+				e.log.Warn("[FAIL] " + cr.Message)
 			} else {
-				e.log.Info("✓ " + cr.Message)
+				e.log.Info("[OK] " + cr.Message)
 			}
 		}
 	}
@@ -433,7 +433,7 @@ func (e *Engine) validateDatabase(ctx context.Context, config *DrillConfig, resu
 		errorCount++
 		msg := fmt.Sprintf("Total rows (%d) below minimum (%d)", result.TotalRows, config.MinRowCount)
 		result.Warnings = append(result.Warnings, msg)
-		e.log.Warn("⚠️ " + msg)
+		e.log.Warn("[WARN] " + msg)
 	}
 
 	return errorCount
@@ -441,7 +441,7 @@ func (e *Engine) validateDatabase(ctx context.Context, config *DrillConfig, resu
 
 // startPhase starts a new drill phase
 func (e *Engine) startPhase(name string) DrillPhase {
-	e.log.Info("▶️  " + name)
+	e.log.Info("[RUN]  " + name)
 	return DrillPhase{
 		Name:      name,
 		Status:    "running",
@@ -463,7 +463,7 @@ func (e *Engine) failPhase(phase *DrillPhase, message string) {
 	phase.Duration = phase.EndTime.Sub(phase.StartTime).Seconds()
 	phase.Status = "failed"
 	phase.Message = message
-	e.log.Error("❌ Phase failed: " + message)
+	e.log.Error("[FAIL] Phase failed: " + message)
 }
 
 // finalize completes the drill result
@@ -472,9 +472,9 @@ func (e *Engine) finalize(result *DrillResult) {
 	result.Duration = result.EndTime.Sub(result.StartTime).Seconds()
 
 	e.log.Info("")
-	e.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	e.log.Info("=====================================================")
 	e.log.Info("  " + result.Summary())
-	e.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	e.log.Info("=====================================================")
 
 	if result.Success {
 		e.log.Info(fmt.Sprintf("  RTO: %.2fs (target: %.0fs) %s",
@@ -484,9 +484,9 @@ func (e *Engine) finalize(result *DrillResult) {
 
 func boolIcon(b bool) string {
 	if b {
-		return "✅"
+		return "[OK]"
 	}
-	return "❌"
+	return "[FAIL]"
 }
 
 // Cleanup removes drill resources
@@ -498,7 +498,7 @@ func (e *Engine) Cleanup(ctx context.Context, drillID string) error {
 
 	for _, c := range containers {
 		if strings.Contains(c.Name, drillID) || (drillID == "" && strings.HasPrefix(c.Name, "drill_")) {
-			e.log.Info("🗑️  Removing container: " + c.Name)
+			e.log.Info("[DEL]  Removing container: " + c.Name)
 			if err := e.docker.RemoveContainer(ctx, c.ID); err != nil {
 				e.log.Warn("Failed to remove container", "id", c.ID, "error", err)
 			}

internal/encryption/encryption_test.go

@@ -8,7 +8,7 @@ import (
 
 func TestEncryptDecrypt(t *testing.T) {
 	// Test data
-	original := []byte("This is a secret database backup that needs encryption! 🔒")
+	original := []byte("This is a secret database backup that needs encryption! [LOCK]")
 
 	// Test with passphrase
 	t.Run("Passphrase", func(t *testing.T) {
@@ -57,7 +57,7 @@ func TestEncryptDecrypt(t *testing.T) {
 				string(original), string(decrypted))
 		}
 
-		t.Log("✅ Encryption/decryption successful")
+		t.Log("[OK] Encryption/decryption successful")
 	})
 
 	// Test with direct key
@@ -102,7 +102,7 @@ func TestEncryptDecrypt(t *testing.T) {
 			t.Errorf("Decrypted data doesn't match original")
 		}
 
-		t.Log("✅ Direct key encryption/decryption successful")
+		t.Log("[OK] Direct key encryption/decryption successful")
 	})
 
 	// Test wrong password
@@ -133,7 +133,7 @@ func TestEncryptDecrypt(t *testing.T) {
 			t.Error("Expected decryption to fail with wrong password, but it succeeded")
 		}
 
-		t.Logf("✅ Wrong password correctly rejected: %v", err)
+		t.Logf("[OK] Wrong password correctly rejected: %v", err)
 	})
 }
 
@@ -183,7 +183,7 @@ func TestLargeData(t *testing.T) {
 		t.Errorf("Large data decryption failed")
 	}
 
-	t.Log("✅ Large data encryption/decryption successful")
+	t.Log("[OK] Large data encryption/decryption successful")
 }
 
 func TestKeyGeneration(t *testing.T) {
@@ -207,7 +207,7 @@ func TestKeyGeneration(t *testing.T) {
 		t.Error("Generated keys are identical - randomness broken!")
 	}
 
-	t.Log("✅ Key generation successful")
+	t.Log("[OK] Key generation successful")
 }
 
 func TestKeyDerivation(t *testing.T) {
@@ -230,5 +230,5 @@ func TestKeyDerivation(t *testing.T) {
 		t.Error("Different salts produced same key")
 	}
 
-	t.Log("✅ Key derivation successful")
+	t.Log("[OK] Key derivation successful")
 }

internal/engine/snapshot/btrfs.go

@@ -63,7 +63,7 @@ func (b *BtrfsBackend) Detect(dataDir string) (bool, error) {
 // CreateSnapshot creates a Btrfs snapshot
 func (b *BtrfsBackend) CreateSnapshot(ctx context.Context, opts SnapshotOptions) (*Snapshot, error) {
 	if b.config == nil || b.config.Subvolume == "" {
-		return nil, fmt.Errorf("Btrfs subvolume not configured")
+		return nil, fmt.Errorf("btrfs subvolume not configured")
 	}
 
 	// Generate snapshot name

internal/installer/installer.go

@@ -658,9 +658,9 @@ func (i *Installer) printNextSteps(opts InstallOptions) {
 	serviceName := strings.Replace(timerName, ".timer", ".service", 1)
 
 	fmt.Println()
-	fmt.Println("✅ Installation successful!")
+	fmt.Println("[OK] Installation successful!")
 	fmt.Println()
-	fmt.Println("📋 Next steps:")
+	fmt.Println("[NEXT] Next steps:")
 	fmt.Println()
 	fmt.Printf("  1. Edit configuration:     sudo nano %s\n", opts.ConfigPath)
 	fmt.Printf("  2. Set credentials:        sudo nano /etc/dbbackup/env.d/%s.conf\n", opts.Instance)
@@ -668,12 +668,12 @@ func (i *Installer) printNextSteps(opts InstallOptions) {
 	fmt.Printf("  4. Verify timer status:    sudo systemctl status %s\n", timerName)
 	fmt.Printf("  5. Run backup manually:    sudo systemctl start %s\n", serviceName)
 	fmt.Println()
-	fmt.Println("📊 View backup logs:")
+	fmt.Println("[LOGS] View backup logs:")
 	fmt.Printf("  journalctl -u %s -f\n", serviceName)
 	fmt.Println()
 
 	if opts.WithMetrics {
-		fmt.Println("📈 Prometheus metrics:")
+		fmt.Println("[METRICS] Prometheus metrics:")
 		fmt.Printf("  curl http://localhost:%d/metrics\n", opts.MetricsPort)
 		fmt.Println()
 	}

internal/notify/batch.go

@@ -202,9 +202,9 @@ func (b *Batcher) formatSummaryDigest(events []*Event, success, failure, dbCount
 
 func (b *Batcher) formatCompactDigest(events []*Event, success, failure int) string {
 	if failure > 0 {
-		return fmt.Sprintf("⚠️ %d/%d operations failed", failure, len(events))
+		return fmt.Sprintf("[WARN] %d/%d operations failed", failure, len(events))
 	}
-	return fmt.Sprintf("✅ All %d operations successful", success)
+	return fmt.Sprintf("[OK] All %d operations successful", success)
 }
 
 func (b *Batcher) formatDetailedDigest(events []*Event) string {
@@ -215,9 +215,9 @@ func (b *Batcher) formatDetailedDigest(events []*Event) string {
 		icon := "•"
 		switch e.Severity {
 		case SeverityError, SeverityCritical:
-			icon = "❌"
+			icon = "[FAIL]"
 		case SeverityWarning:
-			icon = "⚠️"
+			icon = "[WARN]"
 		}
 
 		msg += fmt.Sprintf("%s [%s] %s: %s\n",

internal/notify/notify.go

@@ -183,43 +183,43 @@ func DefaultConfig() Config {
 
 // FormatEventSubject generates a subject line for notifications
 func FormatEventSubject(event *Event) string {
-	icon := "ℹ️"
+	icon := "[INFO]"
 	switch event.Severity {
 	case SeverityWarning:
-		icon = "⚠️"
+		icon = "[WARN]"
 	case SeverityError, SeverityCritical:
-		icon = "❌"
+		icon = "[FAIL]"
 	}
 
 	verb := "Event"
 	switch event.Type {
 	case EventBackupStarted:
 		verb = "Backup Started"
-		icon = "🔄"
+		icon = "[EXEC]"
 	case EventBackupCompleted:
 		verb = "Backup Completed"
-		icon = "✅"
+		icon = "[OK]"
 	case EventBackupFailed:
 		verb = "Backup Failed"
-		icon = "❌"
+		icon = "[FAIL]"
 	case EventRestoreStarted:
 		verb = "Restore Started"
-		icon = "🔄"
+		icon = "[EXEC]"
 	case EventRestoreCompleted:
 		verb = "Restore Completed"
-		icon = "✅"
+		icon = "[OK]"
 	case EventRestoreFailed:
 		verb = "Restore Failed"
-		icon = "❌"
+		icon = "[FAIL]"
 	case EventCleanupCompleted:
 		verb = "Cleanup Completed"
-		icon = "🗑️"
+		icon = "[DEL]"
 	case EventVerifyCompleted:
 		verb = "Verification Passed"
-		icon = "✅"
+		icon = "[OK]"
 	case EventVerifyFailed:
 		verb = "Verification Failed"
-		icon = "❌"
+		icon = "[FAIL]"
 	case EventPITRRecovery:
 		verb = "PITR Recovery"
 		icon = "⏪"

internal/notify/templates.go

@@ -30,52 +30,52 @@ type Templates struct {
 func DefaultTemplates() map[EventType]Templates {
 	return map[EventType]Templates{
 		EventBackupStarted: {
-			Subject:  "🔄 Backup Started: {{.Database}} on {{.Hostname}}",
+			Subject:  "[EXEC] Backup Started: {{.Database}} on {{.Hostname}}",
 			TextBody: backupStartedText,
 			HTMLBody: backupStartedHTML,
 		},
 		EventBackupCompleted: {
-			Subject:  "✅ Backup Completed: {{.Database}} on {{.Hostname}}",
+			Subject:  "[OK] Backup Completed: {{.Database}} on {{.Hostname}}",
 			TextBody: backupCompletedText,
 			HTMLBody: backupCompletedHTML,
 		},
 		EventBackupFailed: {
-			Subject:  "❌ Backup FAILED: {{.Database}} on {{.Hostname}}",
+			Subject:  "[FAIL] Backup FAILED: {{.Database}} on {{.Hostname}}",
 			TextBody: backupFailedText,
 			HTMLBody: backupFailedHTML,
 		},
 		EventRestoreStarted: {
-			Subject:  "🔄 Restore Started: {{.Database}} on {{.Hostname}}",
+			Subject:  "[EXEC] Restore Started: {{.Database}} on {{.Hostname}}",
 			TextBody: restoreStartedText,
 			HTMLBody: restoreStartedHTML,
 		},
 		EventRestoreCompleted: {
-			Subject:  "✅ Restore Completed: {{.Database}} on {{.Hostname}}",
+			Subject:  "[OK] Restore Completed: {{.Database}} on {{.Hostname}}",
 			TextBody: restoreCompletedText,
 			HTMLBody: restoreCompletedHTML,
 		},
 		EventRestoreFailed: {
-			Subject:  "❌ Restore FAILED: {{.Database}} on {{.Hostname}}",
+			Subject:  "[FAIL] Restore FAILED: {{.Database}} on {{.Hostname}}",
 			TextBody: restoreFailedText,
 			HTMLBody: restoreFailedHTML,
 		},
 		EventVerificationPassed: {
-			Subject:  "✅ Verification Passed: {{.Database}}",
+			Subject:  "[OK] Verification Passed: {{.Database}}",
 			TextBody: verificationPassedText,
 			HTMLBody: verificationPassedHTML,
 		},
 		EventVerificationFailed: {
-			Subject:  "❌ Verification FAILED: {{.Database}}",
+			Subject:  "[FAIL] Verification FAILED: {{.Database}}",
 			TextBody: verificationFailedText,
 			HTMLBody: verificationFailedHTML,
 		},
 		EventDRDrillPassed: {
-			Subject:  "✅ DR Drill Passed: {{.Database}}",
+			Subject:  "[OK] DR Drill Passed: {{.Database}}",
 			TextBody: drDrillPassedText,
 			HTMLBody: drDrillPassedHTML,
 		},
 		EventDRDrillFailed: {
-			Subject:  "❌ DR Drill FAILED: {{.Database}}",
+			Subject:  "[FAIL] DR Drill FAILED: {{.Database}}",
 			TextBody: drDrillFailedText,
 			HTMLBody: drDrillFailedHTML,
 		},
@@ -95,7 +95,7 @@ Started At: {{formatTime .Timestamp}}
 
 const backupStartedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #3498db;">🔄 Backup Started</h2>
+  <h2 style="color: #3498db;">[EXEC] Backup Started</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -121,7 +121,7 @@ Completed:  {{formatTime .Timestamp}}
 
 const backupCompletedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #27ae60;">✅ Backup Completed</h2>
+  <h2 style="color: #27ae60;">[OK] Backup Completed</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -137,7 +137,7 @@ const backupCompletedHTML = `
 `
 
 const backupFailedText = `
-⚠️ BACKUP FAILED ⚠️
+[WARN] BACKUP FAILED [WARN]
 
 Database:   {{.Database}}
 Hostname:   {{.Hostname}}
@@ -152,7 +152,7 @@ Please investigate immediately.
 
 const backupFailedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #e74c3c;">❌ Backup FAILED</h2>
+  <h2 style="color: #e74c3c;">[FAIL] Backup FAILED</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -176,7 +176,7 @@ Started At: {{formatTime .Timestamp}}
 
 const restoreStartedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #3498db;">🔄 Restore Started</h2>
+  <h2 style="color: #3498db;">[EXEC] Restore Started</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -200,7 +200,7 @@ Completed:  {{formatTime .Timestamp}}
 
 const restoreCompletedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #27ae60;">✅ Restore Completed</h2>
+  <h2 style="color: #27ae60;">[OK] Restore Completed</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -214,7 +214,7 @@ const restoreCompletedHTML = `
 `
 
 const restoreFailedText = `
-⚠️ RESTORE FAILED ⚠️
+[WARN] RESTORE FAILED [WARN]
 
 Database:   {{.Database}}
 Hostname:   {{.Hostname}}
@@ -229,7 +229,7 @@ Please investigate immediately.
 
 const restoreFailedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #e74c3c;">❌ Restore FAILED</h2>
+  <h2 style="color: #e74c3c;">[FAIL] Restore FAILED</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -255,7 +255,7 @@ Verified:   {{formatTime .Timestamp}}
 
 const verificationPassedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #27ae60;">✅ Verification Passed</h2>
+  <h2 style="color: #27ae60;">[OK] Verification Passed</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -269,7 +269,7 @@ const verificationPassedHTML = `
 `
 
 const verificationFailedText = `
-⚠️ VERIFICATION FAILED ⚠️
+[WARN] VERIFICATION FAILED [WARN]
 
 Database:   {{.Database}}
 Hostname:   {{.Hostname}}
@@ -284,7 +284,7 @@ Backup integrity may be compromised. Please investigate.
 
 const verificationFailedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #e74c3c;">❌ Verification FAILED</h2>
+  <h2 style="color: #e74c3c;">[FAIL] Verification FAILED</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -314,7 +314,7 @@ Backup restore capability verified.
 
 const drDrillPassedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #27ae60;">✅ DR Drill Passed</h2>
+  <h2 style="color: #27ae60;">[OK] DR Drill Passed</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>
@@ -326,12 +326,12 @@ const drDrillPassedHTML = `
     {{end}}
   </table>
   {{if .Message}}<p style="margin-top: 20px; color: #27ae60;">{{.Message}}</p>{{end}}
-  <p style="margin-top: 20px; color: #27ae60;">✓ Backup restore capability verified</p>
+  <p style="margin-top: 20px; color: #27ae60;">[OK] Backup restore capability verified</p>
 </div>
 `
 
 const drDrillFailedText = `
-⚠️ DR DRILL FAILED ⚠️
+[WARN] DR DRILL FAILED [WARN]
 
 Database:   {{.Database}}
 Hostname:   {{.Hostname}}
@@ -346,7 +346,7 @@ Backup may not be restorable. Please investigate immediately.
 
 const drDrillFailedHTML = `
 <div style="font-family: Arial, sans-serif; padding: 20px;">
-  <h2 style="color: #e74c3c;">❌ DR Drill FAILED</h2>
+  <h2 style="color: #e74c3c;">[FAIL] DR Drill FAILED</h2>
   <table style="border-collapse: collapse; width: 100%; max-width: 600px;">
     <tr><td style="padding: 8px; font-weight: bold;">Database:</td><td style="padding: 8px;">{{.Database}}</td></tr>
     <tr><td style="padding: 8px; font-weight: bold;">Hostname:</td><td style="padding: 8px;">{{.Hostname}}</td></tr>

internal/pitr/restore.go

@@ -43,9 +43,9 @@ type RestoreOptions struct {
 
 // RestorePointInTime performs a Point-in-Time Recovery
 func (ro *RestoreOrchestrator) RestorePointInTime(ctx context.Context, opts *RestoreOptions) error {
-	ro.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	ro.log.Info("=====================================================")
 	ro.log.Info("  Point-in-Time Recovery (PITR)")
-	ro.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	ro.log.Info("=====================================================")
 	ro.log.Info("")
 	ro.log.Info("Target:", "summary", opts.Target.Summary())
 	ro.log.Info("Base Backup:", "path", opts.BaseBackupPath)
@@ -91,11 +91,11 @@ func (ro *RestoreOrchestrator) RestorePointInTime(ctx context.Context, opts *Res
 		return fmt.Errorf("failed to generate recovery configuration: %w", err)
 	}
 
-	ro.log.Info("✅ Recovery configuration generated successfully")
+	ro.log.Info("[OK] Recovery configuration generated successfully")
 	ro.log.Info("")
-	ro.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	ro.log.Info("=====================================================")
 	ro.log.Info("  Next Steps:")
-	ro.log.Info("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━")
+	ro.log.Info("=====================================================")
 	ro.log.Info("")
 	ro.log.Info("1. Start PostgreSQL to begin recovery:")
 	ro.log.Info(fmt.Sprintf("   pg_ctl -D %s start", opts.TargetDataDir))
@@ -192,7 +192,7 @@ func (ro *RestoreOrchestrator) validateInputs(opts *RestoreOptions) error {
 		}
 	}
 
-	ro.log.Info("✅ Validation passed")
+	ro.log.Info("[OK] Validation passed")
 	return nil
 }
 
@@ -238,7 +238,7 @@ func (ro *RestoreOrchestrator) extractTarGzBackup(ctx context.Context, source, d
 		return fmt.Errorf("tar extraction failed: %w", err)
 	}
 
-	ro.log.Info("✅ Base backup extracted successfully")
+	ro.log.Info("[OK] Base backup extracted successfully")
 	return nil
 }
 
@@ -254,7 +254,7 @@ func (ro *RestoreOrchestrator) extractTarBackup(ctx context.Context, source, des
 		return fmt.Errorf("tar extraction failed: %w", err)
 	}
 
-	ro.log.Info("✅ Base backup extracted successfully")
+	ro.log.Info("[OK] Base backup extracted successfully")
 	return nil
 }
 
@@ -270,7 +270,7 @@ func (ro *RestoreOrchestrator) copyDirectoryBackup(ctx context.Context, source,
 		return fmt.Errorf("directory copy failed: %w", err)
 	}
 
-	ro.log.Info("✅ Base backup copied successfully")
+	ro.log.Info("[OK] Base backup copied successfully")
 	return nil
 }
 
@@ -291,7 +291,7 @@ func (ro *RestoreOrchestrator) startPostgreSQL(ctx context.Context, opts *Restor
 		return fmt.Errorf("pg_ctl start failed: %w", err)
 	}
 
-	ro.log.Info("✅ PostgreSQL started successfully")
+	ro.log.Info("[OK] PostgreSQL started successfully")
 	ro.log.Info("PostgreSQL is now performing recovery...")
 	return nil
 }
@@ -320,7 +320,7 @@ func (ro *RestoreOrchestrator) monitorRecovery(ctx context.Context, opts *Restor
 			// Check if recovery is complete by looking for postmaster.pid
 			pidFile := filepath.Join(opts.TargetDataDir, "postmaster.pid")
 			if _, err := os.Stat(pidFile); err == nil {
-				ro.log.Info("✅ PostgreSQL is running")
+				ro.log.Info("[OK] PostgreSQL is running")
 
 				// Check if recovery files still exist
 				recoverySignal := filepath.Join(opts.TargetDataDir, "recovery.signal")
@@ -328,7 +328,7 @@ func (ro *RestoreOrchestrator) monitorRecovery(ctx context.Context, opts *Restor
 
 				if _, err := os.Stat(recoverySignal); os.IsNotExist(err) {
 					if _, err := os.Stat(recoveryConf); os.IsNotExist(err) {
-						ro.log.Info("✅ Recovery completed - PostgreSQL promoted to primary")
+						ro.log.Info("[OK] Recovery completed - PostgreSQL promoted to primary")
 						return nil
 					}
 				}

internal/progress/detailed.go

@@ -256,7 +256,7 @@ func (ot *OperationTracker) Complete(message string) {
 
 			// Complete visual indicator
 			if ot.reporter.indicator != nil {
-				ot.reporter.indicator.Complete(fmt.Sprintf("✅ %s", message))
+				ot.reporter.indicator.Complete(fmt.Sprintf("[OK] %s", message))
 			}
 
 			// Log completion with duration
@@ -286,7 +286,7 @@ func (ot *OperationTracker) Fail(err error) {
 
 			// Fail visual indicator
 			if ot.reporter.indicator != nil {
-				ot.reporter.indicator.Fail(fmt.Sprintf("❌ %s", err.Error()))
+				ot.reporter.indicator.Fail(fmt.Sprintf("[FAIL] %s", err.Error()))
 			}
 
 			// Log failure
@@ -427,7 +427,7 @@ type OperationSummary struct {
 // FormatSummary returns a formatted string representation of the summary
 func (os *OperationSummary) FormatSummary() string {
 	return fmt.Sprintf(
-		"📊 Operations Summary:\n"+
+		"[STATS] Operations Summary:\n"+
 			"  Total: %d | Completed: %d | Failed: %d | Running: %d\n"+
 			"  Total Duration: %s",
 		os.TotalOperations,

internal/progress/progress.go

@@ -92,13 +92,13 @@ func (s *Spinner) Update(message string) {
 // Complete stops the spinner with a success message
 func (s *Spinner) Complete(message string) {
 	s.Stop()
-	fmt.Fprintf(s.writer, "\n✅ %s\n", message)
+	fmt.Fprintf(s.writer, "\n[OK] %s\n", message)
 }
 
 // Fail stops the spinner with a failure message
 func (s *Spinner) Fail(message string) {
 	s.Stop()
-	fmt.Fprintf(s.writer, "\n❌ %s\n", message)
+	fmt.Fprintf(s.writer, "\n[FAIL] %s\n", message)
 }
 
 // Stop stops the spinner
@@ -167,13 +167,13 @@ func (d *Dots) Update(message string) {
 // Complete stops the dots with a success message
 func (d *Dots) Complete(message string) {
 	d.Stop()
-	fmt.Fprintf(d.writer, " ✅ %s\n", message)
+	fmt.Fprintf(d.writer, " [OK] %s\n", message)
 }
 
 // Fail stops the dots with a failure message
 func (d *Dots) Fail(message string) {
 	d.Stop()
-	fmt.Fprintf(d.writer, " ❌ %s\n", message)
+	fmt.Fprintf(d.writer, " [FAIL] %s\n", message)
 }
 
 // Stop stops the dots indicator
@@ -239,14 +239,14 @@ func (p *ProgressBar) Complete(message string) {
 	p.current = p.total
 	p.message = message
 	p.render()
-	fmt.Fprintf(p.writer, " ✅ %s\n", message)
+	fmt.Fprintf(p.writer, " [OK] %s\n", message)
 	p.Stop()
 }
 
 // Fail stops the progress bar with failure
 func (p *ProgressBar) Fail(message string) {
 	p.render()
-	fmt.Fprintf(p.writer, " ❌ %s\n", message)
+	fmt.Fprintf(p.writer, " [FAIL] %s\n", message)
 	p.Stop()
 }
 
@@ -298,12 +298,12 @@ func (s *Static) Update(message string) {
 
 // Complete shows completion message
 func (s *Static) Complete(message string) {
-	fmt.Fprintf(s.writer, " ✅ %s\n", message)
+	fmt.Fprintf(s.writer, " [OK] %s\n", message)
 }
 
 // Fail shows failure message
 func (s *Static) Fail(message string) {
-	fmt.Fprintf(s.writer, " ❌ %s\n", message)
+	fmt.Fprintf(s.writer, " [FAIL] %s\n", message)
 }
 
 // Stop does nothing for static indicator
@@ -359,7 +359,7 @@ func (l *LineByLine) Start(message string) {
 	if l.estimator != nil {
 		displayMsg = l.estimator.GetFullStatus(message)
 	}
-	fmt.Fprintf(l.writer, "\n🔄 %s\n", displayMsg)
+	fmt.Fprintf(l.writer, "\n[SYNC] %s\n", displayMsg)
 }
 
 // Update shows an update message
@@ -380,12 +380,12 @@ func (l *LineByLine) SetEstimator(estimator *ETAEstimator) {
 
 // Complete shows completion message
 func (l *LineByLine) Complete(message string) {
-	fmt.Fprintf(l.writer, "✅ %s\n\n", message)
+	fmt.Fprintf(l.writer, "[OK] %s\n\n", message)
 }
 
 // Fail shows failure message
 func (l *LineByLine) Fail(message string) {
-	fmt.Fprintf(l.writer, "❌ %s\n\n", message)
+	fmt.Fprintf(l.writer, "[FAIL] %s\n\n", message)
 }
 
 // Stop does nothing for line-by-line (no cleanup needed)
@@ -396,7 +396,7 @@ func (l *LineByLine) Stop() {
 // Light indicator methods - minimal output
 func (l *Light) Start(message string) {
 	if !l.silent {
-		fmt.Fprintf(l.writer, "▶ %s\n", message)
+		fmt.Fprintf(l.writer, "> %s\n", message)
 	}
 }
 
@@ -408,13 +408,13 @@ func (l *Light) Update(message string) {
 
 func (l *Light) Complete(message string) {
 	if !l.silent {
-		fmt.Fprintf(l.writer, "✓ %s\n", message)
+		fmt.Fprintf(l.writer, "[OK] %s\n", message)
 	}
 }
 
 func (l *Light) Fail(message string) {
 	if !l.silent {
-		fmt.Fprintf(l.writer, "✗ %s\n", message)
+		fmt.Fprintf(l.writer, "[FAIL] %s\n", message)
 	}
 }
 

internal/report/report.go

@@ -296,11 +296,11 @@ func generateID() string {
 func StatusIcon(s ComplianceStatus) string {
 	switch s {
 	case StatusCompliant:
-		return "✅"
+		return "[OK]"
 	case StatusNonCompliant:
-		return "❌"
+		return "[FAIL]"
 	case StatusPartial:
-		return "⚠️"
+		return "[WARN]"
 	case StatusNotApplicable:
 		return "➖"
 	default:

internal/restore/diagnose.go

@@ -714,7 +714,7 @@ func (d *Diagnoser) DiagnoseClusterDumps(archivePath, tempDir string) ([]*Diagno
 // PrintDiagnosis outputs a human-readable diagnosis report
 func (d *Diagnoser) PrintDiagnosis(result *DiagnoseResult) {
 	fmt.Println("\n" + strings.Repeat("=", 70))
-	fmt.Printf("📋 DIAGNOSIS: %s\n", result.FileName)
+	fmt.Printf("[DIAG] DIAGNOSIS: %s\n", result.FileName)
 	fmt.Println(strings.Repeat("=", 70))
 
 	// Basic info
@@ -724,69 +724,69 @@ func (d *Diagnoser) PrintDiagnosis(result *DiagnoseResult) {
 
 	// Status
 	if result.IsValid {
-		fmt.Println("\n✅ STATUS: VALID")
+		fmt.Println("\n[OK] STATUS: VALID")
 	} else {
-		fmt.Println("\n❌ STATUS: INVALID")
+		fmt.Println("\n[FAIL] STATUS: INVALID")
 	}
 
 	if result.IsTruncated {
-		fmt.Println("⚠️  TRUNCATED: Yes - file appears incomplete")
+		fmt.Println("[WARN] TRUNCATED: Yes - file appears incomplete")
 	}
 	if result.IsCorrupted {
-		fmt.Println("⚠️  CORRUPTED: Yes - file structure is damaged")
+		fmt.Println("[WARN] CORRUPTED: Yes - file structure is damaged")
 	}
 
 	// Details
 	if result.Details != nil {
-		fmt.Println("\n📊 DETAILS:")
+		fmt.Println("\n[DETAILS]:")
 
 		if result.Details.HasPGDMPSignature {
-			fmt.Println("  ✓ Has PGDMP signature (PostgreSQL custom format)")
+			fmt.Println("  [+] Has PGDMP signature (PostgreSQL custom format)")
 		}
 		if result.Details.HasSQLHeader {
-			fmt.Println("  ✓ Has PostgreSQL SQL header")
+			fmt.Println("  [+] Has PostgreSQL SQL header")
 		}
 		if result.Details.GzipValid {
-			fmt.Println("  ✓ Gzip compression valid")
+			fmt.Println("  [+] Gzip compression valid")
 		}
 		if result.Details.PgRestoreListable {
-			fmt.Printf("  ✓ pg_restore can list contents (%d tables)\n", result.Details.TableCount)
+			fmt.Printf("  [+] pg_restore can list contents (%d tables)\n", result.Details.TableCount)
 		}
 		if result.Details.CopyBlockCount > 0 {
-			fmt.Printf("  • Contains %d COPY blocks\n", result.Details.CopyBlockCount)
+			fmt.Printf("  [-] Contains %d COPY blocks\n", result.Details.CopyBlockCount)
 		}
 		if result.Details.UnterminatedCopy {
-			fmt.Printf("  ✗ Unterminated COPY block: %s (line %d)\n",
+			fmt.Printf("  [-] Unterminated COPY block: %s (line %d)\n",
 				result.Details.LastCopyTable, result.Details.LastCopyLineNumber)
 		}
 		if result.Details.ProperlyTerminated {
-			fmt.Println("  ✓ All COPY blocks properly terminated")
+			fmt.Println("  [+] All COPY blocks properly terminated")
 		}
 		if result.Details.ExpandedSize > 0 {
-			fmt.Printf("  • Expanded size: %s (ratio: %.1fx)\n",
+			fmt.Printf("  [-] Expanded size: %s (ratio: %.1fx)\n",
 				formatBytes(result.Details.ExpandedSize), result.Details.CompressionRatio)
 		}
 	}
 
 	// Errors
 	if len(result.Errors) > 0 {
-		fmt.Println("\n❌ ERRORS:")
+		fmt.Println("\n[ERRORS]:")
 		for _, e := range result.Errors {
-			fmt.Printf("  • %s\n", e)
+			fmt.Printf("  - %s\n", e)
 		}
 	}
 
 	// Warnings
 	if len(result.Warnings) > 0 {
-		fmt.Println("\n⚠️  WARNINGS:")
+		fmt.Println("\n[WARNINGS]:")
 		for _, w := range result.Warnings {
-			fmt.Printf("  • %s\n", w)
+			fmt.Printf("  - %s\n", w)
 		}
 	}
 
 	// Recommendations
 	if !result.IsValid {
-		fmt.Println("\n💡 RECOMMENDATIONS:")
+		fmt.Println("\n[HINT] RECOMMENDATIONS:")
 		if result.IsTruncated {
 			fmt.Println("  1. Re-run the backup process for this database")
 			fmt.Println("  2. Check disk space on backup server during backup")

internal/restore/engine.go

@@ -28,7 +28,6 @@ type Engine struct {
 	detailedReporter *progress.DetailedReporter
 	dryRun           bool
 	debugLogPath     string // Path to save debug log on error
-	errorCollector   *ErrorCollector // Collects detailed error info
 }
 
 // New creates a new restore engine
@@ -128,7 +127,7 @@ func (e *Engine) RestoreSingle(ctx context.Context, archivePath, targetDB string
 		e.log.Warn("Checksum verification failed", "error", checksumErr)
 		e.log.Warn("Continuing restore without checksum verification (use with caution)")
 	} else {
-		e.log.Info("✓ Archive checksum verified successfully")
+		e.log.Info("[OK] Archive checksum verified successfully")
 	}
 
 	// Detect archive format
@@ -462,7 +461,7 @@ func (e *Engine) executeRestoreCommandWithContext(ctx context.Context, cmdArgs [
 					e.log.Warn("Failed to save debug log", "error", saveErr)
 				} else {
 					e.log.Info("Debug log saved", "path", e.debugLogPath)
-					fmt.Printf("\n📋 Detailed error report saved to: %s\n", e.debugLogPath)
+					fmt.Printf("\n[LOG] Detailed error report saved to: %s\n", e.debugLogPath)
 				}
 			}
 		}
@@ -613,7 +612,7 @@ func (e *Engine) previewRestore(archivePath, targetDB string, format ArchiveForm
 		fmt.Printf("  1. Execute: mysql %s < %s\n", targetDB, archivePath)
 	}
 
-	fmt.Println("\n⚠️  WARNING: This will restore data to the target database.")
+	fmt.Println("\n[WARN]  WARNING: This will restore data to the target database.")
 	fmt.Println("   Existing data may be overwritten or merged.")
 	fmt.Println("\nTo execute this restore, add the --confirm flag.")
 	fmt.Println(strings.Repeat("=", 60) + "\n")
@@ -644,7 +643,7 @@ func (e *Engine) RestoreCluster(ctx context.Context, archivePath string) error {
 		e.log.Warn("Checksum verification failed", "error", checksumErr)
 		e.log.Warn("Continuing restore without checksum verification (use with caution)")
 	} else {
-		e.log.Info("✓ Cluster archive checksum verified successfully")
+		e.log.Info("[OK] Cluster archive checksum verified successfully")
 	}
 
 	format := DetectArchiveFormat(archivePath)
@@ -704,7 +703,7 @@ func (e *Engine) RestoreCluster(ctx context.Context, archivePath string) error {
 
 	if !isSuperuser {
 		e.log.Warn("Current user is not a superuser - database ownership may not be fully restored")
-		e.progress.Update("⚠️  Warning: Non-superuser - ownership restoration limited")
+		e.progress.Update("[WARN]  Warning: Non-superuser - ownership restoration limited")
 		time.Sleep(2 * time.Second) // Give user time to see warning
 	} else {
 		e.log.Info("Superuser privileges confirmed - full ownership restoration enabled")
@@ -803,8 +802,8 @@ func (e *Engine) RestoreCluster(ctx context.Context, archivePath string) error {
 	if len(corruptedDumps) > 0 {
 		operation.Fail("Corrupted dump files detected")
 		e.progress.Fail(fmt.Sprintf("Found %d corrupted dump files - restore aborted", len(corruptedDumps)))
-		return fmt.Errorf("pre-validation failed: %d corrupted dump files detected:\n  %s\n\nThe backup archive appears to be damaged. You need to restore from a different backup.",
+		return fmt.Errorf("pre-validation failed: %d corrupted dump files detected: %s - the backup archive appears to be damaged, restore from a different backup",
-			len(corruptedDumps), strings.Join(corruptedDumps, "\n  "))
+			len(corruptedDumps), strings.Join(corruptedDumps, ", "))
 	}
 	e.log.Info("All dump files passed validation")
 
@@ -836,7 +835,7 @@ func (e *Engine) RestoreCluster(ctx context.Context, archivePath string) error {
 		e.log.Warn("Large objects detected in dump files - reducing parallelism to avoid lock contention",
 			"original_parallelism", parallelism,
 			"adjusted_parallelism", 1)
-		e.progress.Update("⚠️  Large objects detected - using sequential restore to avoid lock conflicts")
+		e.progress.Update("[WARN]  Large objects detected - using sequential restore to avoid lock conflicts")
 		time.Sleep(2 * time.Second) // Give user time to see warning
 		parallelism = 1
 	}
@@ -1340,7 +1339,7 @@ func (e *Engine) previewClusterRestore(archivePath string) error {
 	fmt.Println("  3. Restore all databases found in archive")
 	fmt.Println("  4. Cleanup temporary files")
 
-	fmt.Println("\n⚠️  WARNING: This will restore multiple databases.")
+	fmt.Println("\n[WARN]  WARNING: This will restore multiple databases.")
 	fmt.Println("   Existing databases may be overwritten or merged.")
 	fmt.Println("\nTo execute this restore, add the --confirm flag.")
 	fmt.Println(strings.Repeat("=", 60) + "\n")

internal/restore/error_report.go

@@ -397,20 +397,20 @@ func (ec *ErrorCollector) SaveReport(report *RestoreErrorReport, outputPath stri
 // PrintReport prints a human-readable summary of the error report
 func (ec *ErrorCollector) PrintReport(report *RestoreErrorReport) {
 	fmt.Println()
-	fmt.Println(strings.Repeat("═", 70))
+	fmt.Println(strings.Repeat("=", 70))
-	fmt.Println("  🔴 RESTORE ERROR REPORT")
+	fmt.Println("  [ERROR] RESTORE ERROR REPORT")
-	fmt.Println(strings.Repeat("═", 70))
+	fmt.Println(strings.Repeat("=", 70))
 
-	fmt.Printf("\n📅 Timestamp:    %s\n", report.Timestamp.Format("2006-01-02 15:04:05"))
+	fmt.Printf("\n[TIME] Timestamp:    %s\n", report.Timestamp.Format("2006-01-02 15:04:05"))
-	fmt.Printf("📦 Archive:      %s\n", filepath.Base(report.ArchivePath))
+	fmt.Printf("[FILE] Archive:      %s\n", filepath.Base(report.ArchivePath))
-	fmt.Printf("📊 Format:       %s\n", report.ArchiveFormat)
+	fmt.Printf("[FMT] Format:       %s\n", report.ArchiveFormat)
-	fmt.Printf("🎯 Target DB:    %s\n", report.TargetDB)
+	fmt.Printf("[TGT] Target DB:    %s\n", report.TargetDB)
-	fmt.Printf("⚠️  Exit Code:    %d\n", report.ExitCode)
+	fmt.Printf("[CODE] Exit Code:    %d\n", report.ExitCode)
-	fmt.Printf("❌ Total Errors: %d\n", report.TotalErrors)
+	fmt.Printf("[ERR] Total Errors: %d\n", report.TotalErrors)
 
-	fmt.Println("\n" + strings.Repeat("─", 70))
+	fmt.Println("\n" + strings.Repeat("-", 70))
 	fmt.Println("ERROR DETAILS:")
-	fmt.Println(strings.Repeat("─", 70))
+	fmt.Println(strings.Repeat("-", 70))
 
 	fmt.Printf("\nType: %s\n", report.ErrorType)
 	fmt.Printf("Message: %s\n", report.ErrorMessage)
@@ -420,9 +420,9 @@ func (ec *ErrorCollector) PrintReport(report *RestoreErrorReport) {
 
 	// Show failure context
 	if report.FailureContext != nil && report.FailureContext.FailedLine > 0 {
-		fmt.Println("\n" + strings.Repeat("─", 70))
+		fmt.Println("\n" + strings.Repeat("-", 70))
 		fmt.Println("FAILURE CONTEXT:")
-		fmt.Println(strings.Repeat("─", 70))
+		fmt.Println(strings.Repeat("-", 70))
 
 		fmt.Printf("\nFailed at line: %d\n", report.FailureContext.FailedLine)
 		if report.FailureContext.InCopyBlock {
@@ -439,9 +439,9 @@ func (ec *ErrorCollector) PrintReport(report *RestoreErrorReport) {
 
 	// Show first few errors
 	if len(report.FirstErrors) > 0 {
-		fmt.Println("\n" + strings.Repeat("─", 70))
+		fmt.Println("\n" + strings.Repeat("-", 70))
 		fmt.Println("FIRST ERRORS:")
-		fmt.Println(strings.Repeat("─", 70))
+		fmt.Println(strings.Repeat("-", 70))
 
 		for i, err := range report.FirstErrors {
 			if i >= 5 {
@@ -454,15 +454,15 @@ func (ec *ErrorCollector) PrintReport(report *RestoreErrorReport) {
 
 	// Show diagnosis summary
 	if report.DiagnosisResult != nil && !report.DiagnosisResult.IsValid {
-		fmt.Println("\n" + strings.Repeat("─", 70))
+		fmt.Println("\n" + strings.Repeat("-", 70))
 		fmt.Println("DIAGNOSIS:")
-		fmt.Println(strings.Repeat("─", 70))
+		fmt.Println(strings.Repeat("-", 70))
 
 		if report.DiagnosisResult.IsTruncated {
-			fmt.Println("  ❌ File is TRUNCATED")
+			fmt.Println("  [FAIL] File is TRUNCATED")
 		}
 		if report.DiagnosisResult.IsCorrupted {
-			fmt.Println("  ❌ File is CORRUPTED")
+			fmt.Println("  [FAIL] File is CORRUPTED")
 		}
 		for i, err := range report.DiagnosisResult.Errors {
 			if i >= 3 {
@@ -473,18 +473,18 @@ func (ec *ErrorCollector) PrintReport(report *RestoreErrorReport) {
 	}
 
 	// Show recommendations
-	fmt.Println("\n" + strings.Repeat("─", 70))
+	fmt.Println("\n" + strings.Repeat("-", 70))
-	fmt.Println("💡 RECOMMENDATIONS:")
+	fmt.Println("[HINT] RECOMMENDATIONS:")
-	fmt.Println(strings.Repeat("─", 70))
+	fmt.Println(strings.Repeat("-", 70))
 
 	for _, rec := range report.Recommendations {
-		fmt.Printf("  • %s\n", rec)
+		fmt.Printf("  - %s\n", rec)
 	}
 
 	// Show tool versions
-	fmt.Println("\n" + strings.Repeat("─", 70))
+	fmt.Println("\n" + strings.Repeat("-", 70))
 	fmt.Println("ENVIRONMENT:")
-	fmt.Println(strings.Repeat("─", 70))
+	fmt.Println(strings.Repeat("-", 70))
 
 	fmt.Printf("  OS: %s/%s\n", report.OS, report.Arch)
 	fmt.Printf("  Go: %s\n", report.GoVersion)
@@ -495,7 +495,7 @@ func (ec *ErrorCollector) PrintReport(report *RestoreErrorReport) {
 		fmt.Printf("  psql: %s\n", report.PsqlVersion)
 	}
 
-	fmt.Println(strings.Repeat("═", 70))
+	fmt.Println(strings.Repeat("=", 70))
 }
 
 // Helper functions

internal/security/privileges.go

@@ -25,7 +25,7 @@ func (pc *PrivilegeChecker) CheckAndWarn(allowRoot bool) error {
 	isRoot, user := pc.isRunningAsRoot()
 
 	if isRoot {
-		pc.log.Warn("⚠️  Running with elevated privileges (root/Administrator)")
+		pc.log.Warn("[WARN] Running with elevated privileges (root/Administrator)")
 		pc.log.Warn("Security recommendation: Create a dedicated backup user with minimal privileges")
 
 		if !allowRoot {

internal/security/resources.go

@@ -64,7 +64,7 @@ func (rc *ResourceChecker) ValidateResourcesForBackup(estimatedSize int64) error
 
 	if len(warnings) > 0 {
 		for _, warning := range warnings {
-			rc.log.Warn("⚠️  Resource constraint: " + warning)
+			rc.log.Warn("[WARN] Resource constraint: " + warning)
 		}
 		rc.log.Info("Continuing backup operation (warnings are informational)")
 	}

internal/security/resources_unix.go

@@ -22,7 +22,7 @@ func (rc *ResourceChecker) checkPlatformLimits() (*ResourceLimits, error) {
 		rc.log.Debug("Resource limit: max open files", "limit", rLimit.Cur, "max", rLimit.Max)
 
 		if rLimit.Cur < 1024 {
-			rc.log.Warn("⚠️  Low file descriptor limit detected",
+			rc.log.Warn("[WARN] Low file descriptor limit detected",
 				"current", rLimit.Cur,
 				"recommended", 4096,
 				"hint", "Increase with: ulimit -n 4096")

internal/tui/archive_browser.go

@@ -209,12 +209,12 @@ func (m ArchiveBrowserModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 				// Validate selection based on mode
 				if m.mode == "restore-cluster" && !selected.Format.IsClusterBackup() {
-					m.message = errorStyle.Render("❌ Please select a cluster backup (.tar.gz)")
+					m.message = errorStyle.Render("[FAIL] Please select a cluster backup (.tar.gz)")
 					return m, nil
 				}
 
 				if m.mode == "restore-single" && selected.Format.IsClusterBackup() {
-					m.message = errorStyle.Render("❌ Please select a single database backup")
+					m.message = errorStyle.Render("[FAIL] Please select a single database backup")
 					return m, nil
 				}
 
@@ -227,7 +227,7 @@ func (m ArchiveBrowserModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			// Show detailed info
 			if len(m.archives) > 0 && m.cursor < len(m.archives) {
 				selected := m.archives[m.cursor]
-				m.message = fmt.Sprintf("📦 %s | Format: %s | Size: %s | Modified: %s",
+				m.message = fmt.Sprintf("[PKG] %s | Format: %s | Size: %s | Modified: %s",
 					selected.Name,
 					selected.Format.String(),
 					formatSize(selected.Size),
@@ -251,13 +251,13 @@ func (m ArchiveBrowserModel) View() string {
 	var s strings.Builder
 
 	// Header
-	title := "📦 Backup Archives"
+	title := "[PKG] Backup Archives"
 	if m.mode == "restore-single" {
-		title = "📦 Select Archive to Restore (Single Database)"
+		title = "[PKG] Select Archive to Restore (Single Database)"
 	} else if m.mode == "restore-cluster" {
-		title = "📦 Select Archive to Restore (Cluster)"
+		title = "[PKG] Select Archive to Restore (Cluster)"
 	} else if m.mode == "diagnose" {
-		title = "🔍 Select Archive to Diagnose"
+		title = "[SEARCH] Select Archive to Diagnose"
 	}
 
 	s.WriteString(titleStyle.Render(title))
@@ -269,7 +269,7 @@ func (m ArchiveBrowserModel) View() string {
 	}
 
 	if m.err != nil {
-		s.WriteString(errorStyle.Render(fmt.Sprintf("❌ Error: %v", m.err)))
+		s.WriteString(errorStyle.Render(fmt.Sprintf("[FAIL] Error: %v", m.err)))
 		s.WriteString("\n\n")
 		s.WriteString(infoStyle.Render("Press Esc to go back"))
 		return s.String()
@@ -293,7 +293,7 @@ func (m ArchiveBrowserModel) View() string {
 	s.WriteString(archiveHeaderStyle.Render(fmt.Sprintf("%-40s %-25s %-12s %-20s",
 		"FILENAME", "FORMAT", "SIZE", "MODIFIED")))
 	s.WriteString("\n")
-	s.WriteString(strings.Repeat("─", 100))
+	s.WriteString(strings.Repeat("-", 100))
 	s.WriteString("\n")
 
 	// Show archives (limit to visible area)
@@ -317,13 +317,13 @@ func (m ArchiveBrowserModel) View() string {
 		}
 
 		// Color code based on validity and age
-		statusIcon := "✓"
+		statusIcon := "[+]"
 		if !archive.Valid {
-			statusIcon = "✗"
+			statusIcon = "[-]"
 			style = archiveInvalidStyle
 		} else if time.Since(archive.Modified) > 30*24*time.Hour {
 			style = archiveOldStyle
-			statusIcon = "⚠"
+			statusIcon = "[WARN]"
 		}
 
 		filename := truncate(archive.Name, 38)
@@ -351,7 +351,7 @@ func (m ArchiveBrowserModel) View() string {
 	s.WriteString(infoStyle.Render(fmt.Sprintf("Total: %d archive(s) | Selected: %d/%d",
 		len(m.archives), m.cursor+1, len(m.archives))))
 	s.WriteString("\n")
-	s.WriteString(infoStyle.Render("⌨️  ↑/↓: Navigate | Enter: Select | d: Diagnose | f: Filter | i: Info | Esc: Back"))
+	s.WriteString(infoStyle.Render("[KEY]  ↑/↓: Navigate | Enter: Select | d: Diagnose | f: Filter | i: Info | Esc: Back"))
 
 	return s.String()
 }

internal/tui/backup_exec.go

@@ -136,11 +136,11 @@ func executeBackupWithTUIProgress(parentCtx context.Context, cfg *config.Config,
 		var result string
 		switch backupType {
 		case "single":
-			result = fmt.Sprintf("✓ Single database backup of '%s' completed successfully in %v", dbName, elapsed)
+			result = fmt.Sprintf("[+] Single database backup of '%s' completed successfully in %v", dbName, elapsed)
 		case "sample":
-			result = fmt.Sprintf("✓ Sample backup of '%s' (ratio: %d) completed successfully in %v", dbName, ratio, elapsed)
+			result = fmt.Sprintf("[+] Sample backup of '%s' (ratio: %d) completed successfully in %v", dbName, ratio, elapsed)
 		case "cluster":
-			result = fmt.Sprintf("✓ Cluster backup completed successfully in %v", elapsed)
+			result = fmt.Sprintf("[+] Cluster backup completed successfully in %v", elapsed)
 		}
 
 		return backupCompleteMsg{
@@ -200,9 +200,9 @@ func (m BackupExecutionModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		m.err = msg.err
 		m.result = msg.result
 		if m.err == nil {
-			m.status = "✅ Backup completed successfully!"
+			m.status = "[OK] Backup completed successfully!"
 		} else {
-			m.status = fmt.Sprintf("❌ Backup failed: %v", m.err)
+			m.status = fmt.Sprintf("[FAIL] Backup failed: %v", m.err)
 		}
 		// Auto-forward in debug/auto-confirm mode
 		if m.config.TUIAutoConfirm {
@@ -216,7 +216,7 @@ func (m BackupExecutionModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			if !m.done && !m.cancelling {
 				// User requested cancellation - cancel the context
 				m.cancelling = true
-				m.status = "⏹️  Cancelling backup... (please wait)"
+				m.status = "[STOP]  Cancelling backup... (please wait)"
 				if m.cancel != nil {
 					m.cancel()
 				}
@@ -240,7 +240,7 @@ func (m BackupExecutionModel) View() string {
 
 	// Clear screen with newlines and render header
 	s.WriteString("\n\n")
-	header := titleStyle.Render("🔄 Backup Execution")
+	header := titleStyle.Render("[EXEC] Backup Execution")
 	s.WriteString(header)
 	s.WriteString("\n\n")
 
@@ -261,13 +261,13 @@ func (m BackupExecutionModel) View() string {
 			s.WriteString(fmt.Sprintf("  %s %s\n", spinnerFrames[m.spinnerFrame], m.status))
 		} else {
 			s.WriteString(fmt.Sprintf("  %s %s\n", spinnerFrames[m.spinnerFrame], m.status))
-			s.WriteString("\n  ⌨️  Press Ctrl+C or ESC to cancel\n")
+			s.WriteString("\n  [KEY]  Press Ctrl+C or ESC to cancel\n")
 		}
 	} else {
 		s.WriteString(fmt.Sprintf("  %s\n\n", m.status))
 
 		if m.err != nil {
-			s.WriteString(fmt.Sprintf("  ❌ Error: %v\n", m.err))
+			s.WriteString(fmt.Sprintf("  [FAIL] Error: %v\n", m.err))
 		} else if m.result != "" {
 			// Parse and display result cleanly
 			lines := strings.Split(m.result, "\n")
@@ -278,7 +278,7 @@ func (m BackupExecutionModel) View() string {
 				}
 			}
 		}
-		s.WriteString("\n  ⌨️  Press Enter or ESC to return to menu\n")
+		s.WriteString("\n  [KEY]  Press Enter or ESC to return to menu\n")
 	}
 
 	return s.String()

internal/tui/backup_manager.go

@@ -4,15 +4,26 @@ import (
 	"context"
 	"fmt"
 	"os"
+	"os/exec"
 	"strings"
 	"time"
 
 	tea "github.com/charmbracelet/bubbletea"
+	"github.com/mattn/go-runewidth"
 
 	"dbbackup/internal/config"
 	"dbbackup/internal/logger"
 )
 
+// OperationState represents the current operation state
+type OperationState int
+
+const (
+	OpIdle OperationState = iota
+	OpVerifying
+	OpDeleting
+)
+
 // BackupManagerModel manages backup archives
 type BackupManagerModel struct {
 	config       *config.Config
@@ -26,6 +37,9 @@ type BackupManagerModel struct {
 	message      string
 	totalSize    int64
 	freeSpace    int64
+	opState      OperationState
+	opTarget     string // Name of archive being operated on
+	spinnerFrame int
 }
 
 // NewBackupManager creates a new backup manager
@@ -36,15 +50,64 @@ func NewBackupManager(cfg *config.Config, log logger.Logger, parent tea.Model, c
 		parent:       parent,
 		ctx:          ctx,
 		loading:      true,
+		opState:      OpIdle,
+		spinnerFrame: 0,
 	}
 }
 
 func (m BackupManagerModel) Init() tea.Cmd {
-	return loadArchives(m.config, m.logger)
+	return tea.Batch(loadArchives(m.config, m.logger), managerTickCmd())
+}
+
+// Tick for spinner animation
+type managerTickMsg time.Time
+
+func managerTickCmd() tea.Cmd {
+	return tea.Tick(100*time.Millisecond, func(t time.Time) tea.Msg {
+		return managerTickMsg(t)
+	})
+}
+
+// Verify result message
+type verifyResultMsg struct {
+	archive string
+	valid   bool
+	err     error
+	details string
 }
 
 func (m BackupManagerModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	switch msg := msg.(type) {
+	case managerTickMsg:
+		// Update spinner frame
+		m.spinnerFrame = (m.spinnerFrame + 1) % len(spinnerFrames)
+		return m, managerTickCmd()
+
+	case verifyResultMsg:
+		m.opState = OpIdle
+		m.opTarget = ""
+		if msg.err != nil {
+			m.message = fmt.Sprintf("[-] Verify failed: %v", msg.err)
+		} else if msg.valid {
+			m.message = fmt.Sprintf("[+] %s: Valid - %s", msg.archive, msg.details)
+			// Update archive validity in list
+			for i := range m.archives {
+				if m.archives[i].Name == msg.archive {
+					m.archives[i].Valid = true
+					break
+				}
+			}
+		} else {
+			m.message = fmt.Sprintf("[-] %s: Invalid - %s", msg.archive, msg.details)
+			for i := range m.archives {
+				if m.archives[i].Name == msg.archive {
+					m.archives[i].Valid = false
+					break
+				}
+			}
+		}
+		return m, nil
+
 	case archiveListMsg:
 		m.loading = false
 		if msg.err != nil {
@@ -68,10 +131,24 @@ func (m BackupManagerModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		return m, nil
 
 	case tea.KeyMsg:
-		switch msg.String() {
+		// Allow escape/cancel even during operations
-		case "ctrl+c", "q", "esc":
+		if msg.String() == "ctrl+c" || msg.String() == "esc" || msg.String() == "q" {
+			if m.opState != OpIdle {
+				// Cancel current operation
+				m.opState = OpIdle
+				m.opTarget = ""
+				m.message = "Operation cancelled"
+				return m, nil
+			}
 			return m.parent, nil
+		}
 
+		// Block other input during operations
+		if m.opState != OpIdle {
+			return m, nil
+		}
+
+		switch msg.String() {
 		case "up", "k":
 			if m.cursor > 0 {
 				m.cursor--
@@ -83,11 +160,13 @@ func (m BackupManagerModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			}
 
 		case "v":
-			// Verify archive
+			// Verify archive with real verification
 			if len(m.archives) > 0 && m.cursor < len(m.archives) {
 				selected := m.archives[m.cursor]
-				m.message = fmt.Sprintf("🔍 Verifying %s...", selected.Name)
+				m.opState = OpVerifying
-				// In real implementation, would run verification
+				m.opTarget = selected.Name
+				m.message = ""
+				return m, verifyArchiveCmd(selected)
 			}
 
 		case "d":
@@ -96,16 +175,16 @@ func (m BackupManagerModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				selected := m.archives[m.cursor]
 				archivePath := selected.Path
 				confirm := NewConfirmationModelWithAction(m.config, m.logger, m,
-					"🗑️  Delete Archive",
+					"[DELETE]  Delete Archive",
 					fmt.Sprintf("Delete archive '%s'? This cannot be undone.", selected.Name),
 					func() (tea.Model, tea.Cmd) {
 						// Delete the archive
 						err := deleteArchive(archivePath)
 						if err != nil {
 							m.err = fmt.Errorf("failed to delete archive: %v", err)
-							m.message = fmt.Sprintf("❌ Failed to delete: %v", err)
+							m.message = fmt.Sprintf("[FAIL] Failed to delete: %v", err)
 						} else {
-							m.message = fmt.Sprintf("✅ Deleted: %s", selected.Name)
+							m.message = fmt.Sprintf("[OK] Deleted: %s", selected.Name)
 						}
 						// Refresh the archive list
 						m.loading = true
@@ -118,7 +197,7 @@ func (m BackupManagerModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			// Show info
 			if len(m.archives) > 0 && m.cursor < len(m.archives) {
 				selected := m.archives[m.cursor]
-				m.message = fmt.Sprintf("📦 %s | %s | %s | Modified: %s",
+				m.message = fmt.Sprintf("[PKG] %s | %s | %s | Modified: %s",
 					selected.Name,
 					selected.Format.String(),
 					formatSize(selected.Size),
@@ -150,18 +229,52 @@ func (m BackupManagerModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 func (m BackupManagerModel) View() string {
 	var s strings.Builder
+	const boxWidth = 60
+
+	// Helper to pad string to box width (handles UTF-8)
+	padToWidth := func(text string, width int) string {
+		textWidth := runewidth.StringWidth(text)
+		if textWidth >= width {
+			return runewidth.Truncate(text, width-3, "...")
+		}
+		return text + strings.Repeat(" ", width-textWidth)
+	}
 
 	// Title
-	s.WriteString(titleStyle.Render("🗄️  Backup Archive Manager"))
+	s.WriteString(titleStyle.Render("[DB]  Backup Archive Manager"))
 	s.WriteString("\n\n")
 
+	// Operation Status Box (always visible)
+	s.WriteString("+--[ STATUS ]" + strings.Repeat("-", boxWidth-13) + "+\n")
+	switch m.opState {
+	case OpVerifying:
+		spinner := spinnerFrames[m.spinnerFrame]
+		statusText := fmt.Sprintf(" %s Verifying: %s", spinner, m.opTarget)
+		s.WriteString("|" + padToWidth(statusText, boxWidth) + "|\n")
+	case OpDeleting:
+		spinner := spinnerFrames[m.spinnerFrame]
+		statusText := fmt.Sprintf(" %s Deleting: %s", spinner, m.opTarget)
+		s.WriteString("|" + padToWidth(statusText, boxWidth) + "|\n")
+	default:
+		if m.loading {
+			spinner := spinnerFrames[m.spinnerFrame]
+			statusText := fmt.Sprintf(" %s Loading archives...", spinner)
+			s.WriteString("|" + padToWidth(statusText, boxWidth) + "|\n")
+		} else if m.message != "" {
+			msgText := " " + m.message
+			s.WriteString("|" + padToWidth(msgText, boxWidth) + "|\n")
+		} else {
+			s.WriteString("|" + padToWidth(" Ready", boxWidth) + "|\n")
+		}
+	}
+	s.WriteString("+" + strings.Repeat("-", boxWidth) + "+\n\n")
+
 	if m.loading {
-		s.WriteString(infoStyle.Render("Loading archives..."))
 		return s.String()
 	}
 
 	if m.err != nil {
-		s.WriteString(errorStyle.Render(fmt.Sprintf("❌ Error: %v", m.err)))
+		s.WriteString(errorStyle.Render(fmt.Sprintf("[FAIL] Error: %v", m.err)))
 		s.WriteString("\n\n")
 		s.WriteString(infoStyle.Render("Press Esc to go back"))
 		return s.String()
@@ -180,11 +293,11 @@ func (m BackupManagerModel) View() string {
 		return s.String()
 	}
 
-	// Column headers
+	// Column headers with better alignment
-	s.WriteString(archiveHeaderStyle.Render(fmt.Sprintf("%-35s %-25s %-12s %-20s",
+	s.WriteString(archiveHeaderStyle.Render(fmt.Sprintf("     %-32s %-22s %10s  %-16s",
 		"FILENAME", "FORMAT", "SIZE", "MODIFIED")))
 	s.WriteString("\n")
-	s.WriteString(strings.Repeat("─", 95))
+	s.WriteString(strings.Repeat("-", 90))
 	s.WriteString("\n")
 
 	// Show archives (limit to visible area)
@@ -203,23 +316,23 @@ func (m BackupManagerModel) View() string {
 		style := archiveNormalStyle
 
 		if i == m.cursor {
-			cursor = ">"
+			cursor = "> "
 			style = archiveSelectedStyle
 		}
 
-		// Status icon
+		// Status icon - consistent 4-char width
-		statusIcon := "✓"
+		statusIcon := " [+]"
 		if !archive.Valid {
-			statusIcon = "✗"
+			statusIcon = " [-]"
 			style = archiveInvalidStyle
 		} else if time.Since(archive.Modified) > 30*24*time.Hour {
-			statusIcon = "⚠"
+			statusIcon = " [!]"
 		}
 
-		filename := truncate(archive.Name, 33)
+		filename := truncate(archive.Name, 32)
-		format := truncate(archive.Format.String(), 23)
+		format := truncate(archive.Format.String(), 22)
 
-		line := fmt.Sprintf("%s %s %-33s %-23s %-10s %-19s",
+		line := fmt.Sprintf("%s%s %-32s %-22s %10s  %-16s",
 			cursor,
 			statusIcon,
 			filename,
@@ -233,18 +346,98 @@ func (m BackupManagerModel) View() string {
 
 	// Footer
 	s.WriteString("\n")
-	if m.message != "" {
-		s.WriteString(infoStyle.Render(m.message))
-		s.WriteString("\n")
-	}
 
 	s.WriteString(infoStyle.Render(fmt.Sprintf("Selected: %d/%d", m.cursor+1, len(m.archives))))
-	s.WriteString("\n")
+	s.WriteString("\n\n")
-	s.WriteString(infoStyle.Render("⌨️  ↑/↓: Navigate | r: Restore | v: Verify | d: Delete | i: Info | R: Refresh | Esc: Back"))
+
+	// Grouped keyboard shortcuts - simple aligned format
+	s.WriteString("SHORTCUTS: Up/Down=Move | r=Restore | v=Verify | d=Delete | i=Info | R=Refresh | Esc=Back | q=Quit")
 
 	return s.String()
 }
 
+// verifyArchiveCmd runs actual archive verification
+func verifyArchiveCmd(archive ArchiveInfo) tea.Cmd {
+	return func() tea.Msg {
+		// Determine verification method based on format
+		var valid bool
+		var details string
+		var err error
+
+		switch {
+		case strings.HasSuffix(archive.Path, ".tar.gz") || strings.HasSuffix(archive.Path, ".tgz"):
+			// Verify tar.gz archive
+			cmd := exec.Command("tar", "-tzf", archive.Path)
+			output, cmdErr := cmd.CombinedOutput()
+			if cmdErr != nil {
+				return verifyResultMsg{archive: archive.Name, valid: false, err: nil, details: "Archive corrupt or incomplete"}
+			}
+			lines := strings.Split(string(output), "\n")
+			fileCount := 0
+			for _, l := range lines {
+				if l != "" {
+					fileCount++
+				}
+			}
+			valid = true
+			details = fmt.Sprintf("%d files in archive", fileCount)
+
+		case strings.HasSuffix(archive.Path, ".dump") || strings.HasSuffix(archive.Path, ".sql"):
+			// Verify PostgreSQL dump with pg_restore --list
+			cmd := exec.Command("pg_restore", "--list", archive.Path)
+			output, cmdErr := cmd.CombinedOutput()
+			if cmdErr != nil {
+				// Try as plain SQL
+				if strings.HasSuffix(archive.Path, ".sql") {
+					// Just check file is readable and has content
+					fi, statErr := os.Stat(archive.Path)
+					if statErr == nil && fi.Size() > 0 {
+						valid = true
+						details = "Plain SQL file readable"
+					} else {
+						return verifyResultMsg{archive: archive.Name, valid: false, err: nil, details: "File empty or unreadable"}
+					}
+				} else {
+					return verifyResultMsg{archive: archive.Name, valid: false, err: nil, details: "pg_restore cannot read dump"}
+				}
+			} else {
+				lines := strings.Split(string(output), "\n")
+				objectCount := 0
+				for _, l := range lines {
+					if l != "" && !strings.HasPrefix(l, ";") {
+						objectCount++
+					}
+				}
+				valid = true
+				details = fmt.Sprintf("%d objects in dump", objectCount)
+			}
+
+		case strings.HasSuffix(archive.Path, ".sql.gz"):
+			// Verify gzipped SQL
+			cmd := exec.Command("gzip", "-t", archive.Path)
+			if cmdErr := cmd.Run(); cmdErr != nil {
+				return verifyResultMsg{archive: archive.Name, valid: false, err: nil, details: "Gzip archive corrupt"}
+			}
+			valid = true
+			details = "Gzip integrity OK"
+
+		default:
+			// Unknown format - just check file exists and has size
+			fi, statErr := os.Stat(archive.Path)
+			if statErr != nil {
+				return verifyResultMsg{archive: archive.Name, valid: false, err: statErr, details: "Cannot access file"}
+			}
+			if fi.Size() == 0 {
+				return verifyResultMsg{archive: archive.Name, valid: false, err: nil, details: "File is empty"}
+			}
+			valid = true
+			details = "File exists and has content"
+		}
+
+		return verifyResultMsg{archive: archive.Name, valid: valid, err: err, details: details}
+	}
+}
+
 // deleteArchive deletes a backup archive (to be called from confirmation)
 func deleteArchive(archivePath string) error {
 	return os.Remove(archivePath)

internal/tui/confirmation.go

@@ -67,7 +67,6 @@ func (m ConfirmationModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	switch msg := msg.(type) {
 	case autoConfirmMsg:
 		// Auto-confirm triggered
-		m.confirmed = true
 		if m.onConfirm != nil {
 			return m.onConfirm()
 		}
@@ -95,7 +94,6 @@ func (m ConfirmationModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 		case "enter", "y":
 			if msg.String() == "y" || m.cursor == 0 {
-				m.confirmed = true
 				// Execute the onConfirm callback if provided
 				if m.onConfirm != nil {
 					return m.onConfirm()
@@ -131,7 +129,7 @@ func (m ConfirmationModel) View() string {
 		s.WriteString("  ")
 	}
 
-	s.WriteString("\n\n⌨️  ←/→: Select • Enter/y: Confirm • n/ESC: Cancel\n")
+	s.WriteString("\n\n[KEYS]  <-/->: Select | Enter/y: Confirm | n/ESC: Cancel\n")
 
 	return s.String()
 }

internal/tui/dbselector.go

@@ -109,7 +109,7 @@ func (m DatabaseSelectorModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 								return executor, executor.Init()
 							}
 							inputModel := NewInputModel(m.config, m.logger, m,
-								"📊 Sample Ratio",
+								"[STATS] Sample Ratio",
 								"Enter sample ratio (1-100):",
 								"10",
 								ValidateInt(1, 100))
@@ -152,7 +152,7 @@ func (m DatabaseSelectorModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				// If sample backup, ask for ratio first
 				if m.backupType == "sample" {
 					inputModel := NewInputModel(m.config, m.logger, m,
-						"📊 Sample Ratio",
+						"[STATS] Sample Ratio",
 						"Enter sample ratio (1-100):",
 						"10",
 						ValidateInt(1, 100))
@@ -176,12 +176,12 @@ func (m DatabaseSelectorModel) View() string {
 	s.WriteString(fmt.Sprintf("\n%s\n\n", header))
 
 	if m.loading {
-		s.WriteString("⏳ Loading databases...\n")
+		s.WriteString("[WAIT] Loading databases...\n")
 		return s.String()
 	}
 
 	if m.err != nil {
-		s.WriteString(fmt.Sprintf("❌ Error: %v\n", m.err))
+		s.WriteString(fmt.Sprintf("[FAIL] Error: %v\n", m.err))
 		s.WriteString("\nPress ESC to go back\n")
 		return s.String()
 	}
@@ -203,7 +203,7 @@ func (m DatabaseSelectorModel) View() string {
 		s.WriteString(fmt.Sprintf("\n%s\n", m.message))
 	}
 
-	s.WriteString("\n⌨️  ↑/↓: Navigate • Enter: Select • ESC: Back • q: Quit\n")
+	s.WriteString("\n[KEYS]  Up/Down: Navigate | Enter: Select | ESC: Back | q: Quit\n")
 
 	return s.String()
 }

internal/tui/diagnose_view.go

@@ -160,7 +160,7 @@ func (m DiagnoseViewModel) View() string {
 	var s strings.Builder
 
 	// Header
-	s.WriteString(titleStyle.Render("🔍 Backup Diagnosis"))
+	s.WriteString(titleStyle.Render("[SEARCH] Backup Diagnosis"))
 	s.WriteString("\n\n")
 
 	// Archive info
@@ -175,14 +175,14 @@ func (m DiagnoseViewModel) View() string {
 	s.WriteString("\n\n")
 
 	if m.running {
-		s.WriteString(infoStyle.Render("⏳ " + m.progress))
+		s.WriteString(infoStyle.Render("[WAIT] " + m.progress))
 		s.WriteString("\n\n")
 		s.WriteString(diagnoseInfoStyle.Render("This may take a while for large archives..."))
 		return s.String()
 	}
 
 	if m.err != nil {
-		s.WriteString(errorStyle.Render(fmt.Sprintf("❌ Diagnosis failed: %v", m.err)))
+		s.WriteString(errorStyle.Render(fmt.Sprintf("[FAIL] Diagnosis failed: %v", m.err)))
 		s.WriteString("\n\n")
 		s.WriteString(infoStyle.Render("Press Enter or Esc to go back"))
 		return s.String()
@@ -204,124 +204,132 @@ func (m DiagnoseViewModel) View() string {
 func (m DiagnoseViewModel) renderSingleResult(result *restore.DiagnoseResult) string {
 	var s strings.Builder
 
-	// Status
+	// Status Box
-	s.WriteString(strings.Repeat("─", 60))
+	s.WriteString("+--[ VALIDATION STATUS ]" + strings.Repeat("-", 37) + "+\n")
-	s.WriteString("\n")
 
 	if result.IsValid {
-		s.WriteString(diagnosePassStyle.Render("✅ STATUS: VALID"))
+		s.WriteString("|  " + diagnosePassStyle.Render("[OK] VALID - Archive passed all checks") + strings.Repeat(" ", 18) + "|\n")
 	} else {
-		s.WriteString(diagnoseFailStyle.Render("❌ STATUS: INVALID"))
+		s.WriteString("|  " + diagnoseFailStyle.Render("[FAIL] INVALID - Archive has problems") + strings.Repeat(" ", 19) + "|\n")
 	}
-	s.WriteString("\n")
 
 	if result.IsTruncated {
-		s.WriteString(diagnoseFailStyle.Render("⚠️  TRUNCATED: File appears incomplete"))
+		s.WriteString("|  " + diagnoseFailStyle.Render("[!] TRUNCATED - File is incomplete") + strings.Repeat(" ", 22) + "|\n")
-		s.WriteString("\n")
 	}
 
 	if result.IsCorrupted {
-		s.WriteString(diagnoseFailStyle.Render("⚠️  CORRUPTED: File structure is damaged"))
+		s.WriteString("|  " + diagnoseFailStyle.Render("[!] CORRUPTED - File structure damaged") + strings.Repeat(" ", 18) + "|\n")
-		s.WriteString("\n")
 	}
 
-	s.WriteString(strings.Repeat("─", 60))
+	s.WriteString("+" + strings.Repeat("-", 60) + "+\n\n")
-	s.WriteString("\n\n")
 
-	// Details
+	// Details Box
 	if result.Details != nil {
-		s.WriteString(diagnoseHeaderStyle.Render("📊 DETAILS:"))
+		s.WriteString("+--[ DETAILS ]" + strings.Repeat("-", 46) + "+\n")
-		s.WriteString("\n")
 
 		if result.Details.HasPGDMPSignature {
-			s.WriteString(diagnosePassStyle.Render("  ✓ "))
+			s.WriteString("|  " + diagnosePassStyle.Render("[+]") + " PostgreSQL custom format (PGDMP)" + strings.Repeat(" ", 20) + "|\n")
-			s.WriteString("Has PGDMP signature (custom format)\n")
 		}
 
 		if result.Details.HasSQLHeader {
-			s.WriteString(diagnosePassStyle.Render("  ✓ "))
+			s.WriteString("|  " + diagnosePassStyle.Render("[+]") + " PostgreSQL SQL header found" + strings.Repeat(" ", 25) + "|\n")
-			s.WriteString("Has PostgreSQL SQL header\n")
 		}
 
 		if result.Details.GzipValid {
-			s.WriteString(diagnosePassStyle.Render("  ✓ "))
+			s.WriteString("|  " + diagnosePassStyle.Render("[+]") + " Gzip compression valid" + strings.Repeat(" ", 30) + "|\n")
-			s.WriteString("Gzip compression valid\n")
 		}
 
 		if result.Details.PgRestoreListable {
-			s.WriteString(diagnosePassStyle.Render("  ✓ "))
+			tableInfo := fmt.Sprintf(" (%d tables)", result.Details.TableCount)
-			s.WriteString(fmt.Sprintf("pg_restore can list contents (%d tables)\n", result.Details.TableCount))
+			padding := 36 - len(tableInfo)
+			if padding < 0 {
+				padding = 0
+			}
+			s.WriteString("|  " + diagnosePassStyle.Render("[+]") + " pg_restore can list contents" + tableInfo + strings.Repeat(" ", padding) + "|\n")
 		}
 
 		if result.Details.CopyBlockCount > 0 {
-			s.WriteString(diagnoseInfoStyle.Render("  • "))
+			blockInfo := fmt.Sprintf("%d COPY blocks found", result.Details.CopyBlockCount)
-			s.WriteString(fmt.Sprintf("Contains %d COPY blocks\n", result.Details.CopyBlockCount))
+			padding := 50 - len(blockInfo)
+			if padding < 0 {
+				padding = 0
+			}
+			s.WriteString("|  [-] " + blockInfo + strings.Repeat(" ", padding) + "|\n")
 		}
 
 		if result.Details.UnterminatedCopy {
-			s.WriteString(diagnoseFailStyle.Render("  ✗ "))
+			s.WriteString("|  " + diagnoseFailStyle.Render("[-]") + " Unterminated COPY: " + truncate(result.Details.LastCopyTable, 30) + strings.Repeat(" ", 5) + "|\n")
-			s.WriteString(fmt.Sprintf("Unterminated COPY block: %s (line %d)\n",
-				result.Details.LastCopyTable, result.Details.LastCopyLineNumber))
 		}
 
 		if result.Details.ProperlyTerminated {
-			s.WriteString(diagnosePassStyle.Render("  ✓ "))
+			s.WriteString("|  " + diagnosePassStyle.Render("[+]") + " All COPY blocks properly terminated" + strings.Repeat(" ", 17) + "|\n")
-			s.WriteString("All COPY blocks properly terminated\n")
 		}
 
 		if result.Details.ExpandedSize > 0 {
-			s.WriteString(diagnoseInfoStyle.Render("  • "))
+			sizeInfo := fmt.Sprintf("Expanded: %s (%.1fx)", formatSize(result.Details.ExpandedSize), result.Details.CompressionRatio)
-			s.WriteString(fmt.Sprintf("Expanded size: %s (ratio: %.1fx)\n",
+			padding := 50 - len(sizeInfo)
-				formatSize(result.Details.ExpandedSize), result.Details.CompressionRatio))
+			if padding < 0 {
+				padding = 0
 			}
+			s.WriteString("|  [-] " + sizeInfo + strings.Repeat(" ", padding) + "|\n")
 		}
 
-	// Errors
+		s.WriteString("+" + strings.Repeat("-", 60) + "+\n")
+	}
+
+	// Errors Box
 	if len(result.Errors) > 0 {
-		s.WriteString("\n")
+		s.WriteString("\n+--[ ERRORS ]" + strings.Repeat("-", 47) + "+\n")
-		s.WriteString(diagnoseFailStyle.Render("❌ ERRORS:"))
-		s.WriteString("\n")
 		for i, e := range result.Errors {
 			if i >= 5 {
-				s.WriteString(diagnoseInfoStyle.Render(fmt.Sprintf("  ... and %d more\n", len(result.Errors)-5)))
+				remaining := fmt.Sprintf("... and %d more errors", len(result.Errors)-5)
+				padding := 56 - len(remaining)
+				s.WriteString("|  " + remaining + strings.Repeat(" ", padding) + "|\n")
 				break
 			}
-			s.WriteString(diagnoseFailStyle.Render("  • "))
+			errText := truncate(e, 54)
-			s.WriteString(truncate(e, 70))
+			padding := 56 - len(errText)
-			s.WriteString("\n")
+			if padding < 0 {
+				padding = 0
 			}
+			s.WriteString("|  " + errText + strings.Repeat(" ", padding) + "|\n")
+		}
+		s.WriteString("+" + strings.Repeat("-", 60) + "+\n")
 	}
 
-	// Warnings
+	// Warnings Box
 	if len(result.Warnings) > 0 {
-		s.WriteString("\n")
+		s.WriteString("\n+--[ WARNINGS ]" + strings.Repeat("-", 45) + "+\n")
-		s.WriteString(diagnoseWarnStyle.Render("⚠️  WARNINGS:"))
-		s.WriteString("\n")
 		for i, w := range result.Warnings {
 			if i >= 3 {
-				s.WriteString(diagnoseInfoStyle.Render(fmt.Sprintf("  ... and %d more\n", len(result.Warnings)-3)))
+				remaining := fmt.Sprintf("... and %d more warnings", len(result.Warnings)-3)
+				padding := 56 - len(remaining)
+				s.WriteString("|  " + remaining + strings.Repeat(" ", padding) + "|\n")
 				break
 			}
-			s.WriteString(diagnoseWarnStyle.Render("  • "))
+			warnText := truncate(w, 54)
-			s.WriteString(truncate(w, 70))
+			padding := 56 - len(warnText)
-			s.WriteString("\n")
+			if padding < 0 {
+				padding = 0
 			}
+			s.WriteString("|  " + warnText + strings.Repeat(" ", padding) + "|\n")
+		}
+		s.WriteString("+" + strings.Repeat("-", 60) + "+\n")
 	}
 
-	// Recommendations
+	// Recommendations Box
 	if !result.IsValid {
-		s.WriteString("\n")
+		s.WriteString("\n+--[ RECOMMENDATIONS ]" + strings.Repeat("-", 38) + "+\n")
-		s.WriteString(diagnoseHeaderStyle.Render("💡 RECOMMENDATIONS:"))
-		s.WriteString("\n")
 		if result.IsTruncated {
-			s.WriteString("  1. Re-run the backup process for this database\n")
+			s.WriteString("|  1. Re-run backup with current version (v3.42.12+)    |\n")
-			s.WriteString("  2. Check disk space on backup server\n")
+			s.WriteString("|  2. Check disk space on backup server                 |\n")
-			s.WriteString("  3. Verify network stability for remote backups\n")
+			s.WriteString("|  3. Verify network stability for remote backups       |\n")
 		}
 		if result.IsCorrupted {
-			s.WriteString("  1. Verify backup was transferred completely\n")
+			s.WriteString("|  1. Verify backup was transferred completely          |\n")
-			s.WriteString("  2. Try restoring from a previous backup\n")
+			s.WriteString("|  2. Try restoring from a previous backup              |\n")
 		}
+		s.WriteString("+" + strings.Repeat("-", 60) + "+\n")
 	}
 
 	return s.String()
@@ -341,17 +349,17 @@ func (m DiagnoseViewModel) renderClusterResults() string {
 		}
 	}
 
-	s.WriteString(strings.Repeat("─", 60))
+	s.WriteString(strings.Repeat("-", 60))
 	s.WriteString("\n")
-	s.WriteString(diagnoseHeaderStyle.Render(fmt.Sprintf("📊 CLUSTER SUMMARY: %d databases\n", len(m.results))))
+	s.WriteString(diagnoseHeaderStyle.Render(fmt.Sprintf("[STATS] CLUSTER SUMMARY: %d databases\n", len(m.results))))
-	s.WriteString(strings.Repeat("─", 60))
+	s.WriteString(strings.Repeat("-", 60))
 	s.WriteString("\n\n")
 
 	if invalidCount == 0 {
-		s.WriteString(diagnosePassStyle.Render("✅ All dumps are valid"))
+		s.WriteString(diagnosePassStyle.Render("[OK] All dumps are valid"))
 		s.WriteString("\n\n")
 	} else {
-		s.WriteString(diagnoseFailStyle.Render(fmt.Sprintf("❌ %d/%d dumps have issues", invalidCount, len(m.results))))
+		s.WriteString(diagnoseFailStyle.Render(fmt.Sprintf("[FAIL] %d/%d dumps have issues", invalidCount, len(m.results))))
 		s.WriteString("\n\n")
 	}
 
@@ -378,13 +386,13 @@ func (m DiagnoseViewModel) renderClusterResults() string {
 
 		var status string
 		if r.IsValid {
-			status = diagnosePassStyle.Render("✓")
+			status = diagnosePassStyle.Render("[+]")
 		} else if r.IsTruncated {
-			status = diagnoseFailStyle.Render("✗ TRUNCATED")
+			status = diagnoseFailStyle.Render("[-] TRUNCATED")
 		} else if r.IsCorrupted {
-			status = diagnoseFailStyle.Render("✗ CORRUPTED")
+			status = diagnoseFailStyle.Render("[-] CORRUPTED")
 		} else {
-			status = diagnoseFailStyle.Render("✗ INVALID")
+			status = diagnoseFailStyle.Render("[-] INVALID")
 		}
 
 		line := fmt.Sprintf("%s %s %-35s %s",
@@ -405,7 +413,7 @@ func (m DiagnoseViewModel) renderClusterResults() string {
 	if m.cursor < len(m.results) {
 		selected := m.results[m.cursor]
 		s.WriteString("\n")
-		s.WriteString(strings.Repeat("─", 60))
+		s.WriteString(strings.Repeat("-", 60))
 		s.WriteString("\n")
 		s.WriteString(diagnoseHeaderStyle.Render("Selected: " + selected.FileName))
 		s.WriteString("\n\n")
@@ -413,7 +421,7 @@ func (m DiagnoseViewModel) renderClusterResults() string {
 		// Show condensed details for selected
 		if selected.Details != nil {
 			if selected.Details.UnterminatedCopy {
-				s.WriteString(diagnoseFailStyle.Render("  ✗ Unterminated COPY: "))
+				s.WriteString(diagnoseFailStyle.Render("  [-] Unterminated COPY: "))
 				s.WriteString(selected.Details.LastCopyTable)
 				s.WriteString(fmt.Sprintf(" (line %d)\n", selected.Details.LastCopyLineNumber))
 			}
@@ -429,7 +437,7 @@ func (m DiagnoseViewModel) renderClusterResults() string {
 				if i >= 2 {
 					break
 				}
-				s.WriteString(diagnoseFailStyle.Render("  • "))
+				s.WriteString(diagnoseFailStyle.Render("  - "))
 				s.WriteString(truncate(e, 55))
 				s.WriteString("\n")
 			}

internal/tui/dirpicker.go

@@ -208,7 +208,7 @@ func (dp *DirectoryPicker) View() string {
 	if dp.allowFiles {
 		pickerType = "File/Directory"
 	}
-	header := fmt.Sprintf("📁 %s Picker - %s", pickerType, dp.currentPath)
+	header := fmt.Sprintf("[DIR] %s Picker - %s", pickerType, dp.currentPath)
 	content.WriteString(dp.styles.Header.Render(header))
 	content.WriteString("\n\n")
 
@@ -216,13 +216,13 @@ func (dp *DirectoryPicker) View() string {
 	for i, item := range dp.items {
 		var prefix string
 		if item.Name == ".." {
-			prefix = "⬆️ "
+			prefix = "[UP] "
 		} else if item.Name == "Error reading directory" {
-			prefix = "❌ "
+			prefix = "[X] "
 		} else if item.IsDir {
-			prefix = "📁 "
+			prefix = "[DIR] "
 		} else {
-			prefix = "📄 "
+			prefix = "[FILE] "
 		}
 
 		line := prefix + item.Name
@@ -235,9 +235,9 @@ func (dp *DirectoryPicker) View() string {
 	}
 
 	// Help text
-	help := "\n↑/↓: Navigate • Enter: Open/Select File • s: Select Directory • q/Esc: Cancel"
+	help := "\nUp/Down: Navigate | Enter: Open/Select File | s: Select Directory | q/Esc: Cancel"
 	if !dp.allowFiles {
-		help = "\n↑/↓: Navigate • Enter: Open • s: Select Directory • q/Esc: Cancel"
+		help = "\nUp/Down: Navigate | Enter: Open | s: Select Directory | q/Esc: Cancel"
 	}
 	content.WriteString(dp.styles.Help.Render(help))
 

internal/tui/history.go

@@ -2,7 +2,7 @@ package tui
 
 import (
 	"fmt"
-	"io/ioutil"
+	"os"
 	"strings"
 	"time"
 
@@ -59,7 +59,7 @@ func loadHistory(cfg *config.Config) []HistoryEntry {
 	var entries []HistoryEntry
 
 	// Read backup files from backup directory
-	files, err := ioutil.ReadDir(cfg.BackupDir)
+	files, err := os.ReadDir(cfg.BackupDir)
 	if err != nil {
 		return entries
 	}
@@ -74,6 +74,12 @@ func loadHistory(cfg *config.Config) []HistoryEntry {
 			continue
 		}
 
+		// Get file info for ModTime
+		info, err := file.Info()
+		if err != nil {
+			continue
+		}
+
 		var backupType string
 		var database string
 
@@ -97,8 +103,8 @@ func loadHistory(cfg *config.Config) []HistoryEntry {
 		entries = append(entries, HistoryEntry{
 			Type:      backupType,
 			Database:  database,
-			Timestamp: file.ModTime(),
+			Timestamp: info.ModTime(),
-			Status:    "✅ Completed",
+			Status:    "[OK] Completed",
 			Filename:  name,
 		})
 	}
@@ -185,11 +191,11 @@ func (m HistoryViewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 func (m HistoryViewModel) View() string {
 	var s strings.Builder
 
-	header := titleStyle.Render("📜 Operation History")
+	header := titleStyle.Render("[HISTORY] Operation History")
 	s.WriteString(fmt.Sprintf("\n%s\n\n", header))
 
 	if len(m.history) == 0 {
-		s.WriteString("📭 No backup history found\n\n")
+		s.WriteString("[EMPTY] No backup history found\n\n")
 	} else {
 		maxVisible := 15 // Show max 15 items at once
 
@@ -205,7 +211,7 @@ func (m HistoryViewModel) View() string {
 
 		// Show scroll indicators
 		if start > 0 {
-			s.WriteString("  ▲ More entries above...\n")
+			s.WriteString("  [^] More entries above...\n")
 		}
 
 		// Display only visible entries
@@ -227,13 +233,13 @@ func (m HistoryViewModel) View() string {
 
 		// Show scroll indicator if more entries below
 		if end < len(m.history) {
-			s.WriteString(fmt.Sprintf("  ▼ %d more entries below...\n", len(m.history)-end))
+			s.WriteString(fmt.Sprintf("  [v] %d more entries below...\n", len(m.history)-end))
 		}
 
 		s.WriteString("\n")
 	}
 
-	s.WriteString("⌨️  ↑/↓: Navigate • PgUp/PgDn: Jump • Home/End: First/Last • ESC: Back • q: Quit\n")
+	s.WriteString("[KEYS] Up/Down: Navigate - PgUp/PgDn: Jump - Home/End: First/Last - ESC: Back - q: Quit\n")
 
 	return s.String()
 }

internal/tui/input.go

@@ -137,10 +137,10 @@ func (m InputModel) View() string {
 	s.WriteString("\n\n")
 
 	if m.err != nil {
-		s.WriteString(errorStyle.Render(fmt.Sprintf("❌ Error: %v\n\n", m.err)))
+		s.WriteString(errorStyle.Render(fmt.Sprintf("[FAIL] Error: %v\n\n", m.err)))
 	}
 
-	s.WriteString("⌨️  Type value • Enter: Confirm • ESC: Cancel\n")
+	s.WriteString("[KEYS]  Type value | Enter: Confirm | ESC: Cancel\n")
 
 	return s.String()
 }

internal/tui/menu.go

@@ -89,12 +89,12 @@ func NewMenuModel(cfg *config.Config, log logger.Logger) *MenuModel {
 			"Single Database Backup",
 			"Sample Database Backup (with ratio)",
 			"Cluster Backup (all databases)",
-			"────────────────────────────────",
+			"--------------------------------",
 			"Restore Single Database",
 			"Restore Cluster Backup",
 			"Diagnose Backup File",
 			"List & Manage Backups",
-			"────────────────────────────────",
+			"--------------------------------",
 			"View Active Operations",
 			"Show Operation History",
 			"Database Status & Health Check",
@@ -177,7 +177,7 @@ func (m *MenuModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			case 12: // Settings
 				return m.handleSettings()
 			case 13: // Clear History
-				m.message = "🗑️ History cleared"
+				m.message = "[DEL] History cleared"
 			case 14: // Quit
 				if m.cancel != nil {
 					m.cancel()
@@ -262,7 +262,7 @@ func (m *MenuModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			case 12: // Settings
 				return m.handleSettings()
 			case 13: // Clear History
-				m.message = "🗑️ History cleared"
+				m.message = "[DEL] History cleared"
 			case 14: // Quit
 				if m.cancel != nil {
 					m.cancel()
@@ -285,7 +285,7 @@ func (m *MenuModel) View() string {
 	var s string
 
 	// Header
-	header := titleStyle.Render("🗄️  Database Backup Tool - Interactive Menu")
+	header := titleStyle.Render("[DB]  Database Backup Tool - Interactive Menu")
 	s += fmt.Sprintf("\n%s\n\n", header)
 
 	if len(m.dbTypes) > 0 {
@@ -299,7 +299,7 @@ func (m *MenuModel) View() string {
 		}
 		selector := fmt.Sprintf("Target Engine: %s", strings.Join(options, menuStyle.Render("  |  ")))
 		s += dbSelectorLabelStyle.Render(selector) + "\n"
-		hint := infoStyle.Render("Switch with ←/→ or t • Cluster backup requires PostgreSQL")
+		hint := infoStyle.Render("Switch with <-/-> or t | Cluster backup requires PostgreSQL")
 		s += hint + "\n"
 	}
 
@@ -326,7 +326,7 @@ func (m *MenuModel) View() string {
 	}
 
 	// Footer
-	footer := infoStyle.Render("\n⌨️ Press ↑/↓ to navigate • Enter to select • q to quit")
+	footer := infoStyle.Render("\n[KEYS] Press Up/Down to navigate | Enter to select | q to quit")
 	s += footer
 
 	return s
@@ -334,20 +334,20 @@ func (m *MenuModel) View() string {
 
 // handleSingleBackup opens database selector for single backup
 func (m *MenuModel) handleSingleBackup() (tea.Model, tea.Cmd) {
-	selector := NewDatabaseSelector(m.config, m.logger, m, m.ctx, "🗄️  Single Database Backup", "single")
+	selector := NewDatabaseSelector(m.config, m.logger, m, m.ctx, "[DB]  Single Database Backup", "single")
 	return selector, selector.Init()
 }
 
 // handleSampleBackup opens database selector for sample backup
 func (m *MenuModel) handleSampleBackup() (tea.Model, tea.Cmd) {
-	selector := NewDatabaseSelector(m.config, m.logger, m, m.ctx, "📊 Sample Database Backup", "sample")
+	selector := NewDatabaseSelector(m.config, m.logger, m, m.ctx, "[STATS] Sample Database Backup", "sample")
 	return selector, selector.Init()
 }
 
 // handleClusterBackup shows confirmation and executes cluster backup
 func (m *MenuModel) handleClusterBackup() (tea.Model, tea.Cmd) {
 	if !m.config.IsPostgreSQL() {
-		m.message = errorStyle.Render("❌ Cluster backup is available only for PostgreSQL targets")
+		m.message = errorStyle.Render("[FAIL] Cluster backup is available only for PostgreSQL targets")
 		return m, nil
 	}
 	// Skip confirmation in auto-confirm mode
@@ -356,7 +356,7 @@ func (m *MenuModel) handleClusterBackup() (tea.Model, tea.Cmd) {
 		return executor, executor.Init()
 	}
 	confirm := NewConfirmationModelWithAction(m.config, m.logger, m,
-		"🗄️  Cluster Backup",
+		"[DB]  Cluster Backup",
 		"This will backup ALL databases in the cluster. Continue?",
 		func() (tea.Model, tea.Cmd) {
 			executor := NewBackupExecution(m.config, m.logger, m, m.ctx, "cluster", "", 0)
@@ -399,7 +399,7 @@ func (m *MenuModel) handleRestoreSingle() (tea.Model, tea.Cmd) {
 // handleRestoreCluster opens archive browser for cluster restore
 func (m *MenuModel) handleRestoreCluster() (tea.Model, tea.Cmd) {
 	if !m.config.IsPostgreSQL() {
-		m.message = errorStyle.Render("❌ Cluster restore is available only for PostgreSQL")
+		m.message = errorStyle.Render("[FAIL] Cluster restore is available only for PostgreSQL")
 		return m, nil
 	}
 	browser := NewArchiveBrowser(m.config, m.logger, m, m.ctx, "restore-cluster")
@@ -428,7 +428,7 @@ func (m *MenuModel) applyDatabaseSelection() {
 
 	selection := m.dbTypes[m.dbTypeCursor]
 	if err := m.config.SetDatabaseType(selection.value); err != nil {
-		m.message = errorStyle.Render(fmt.Sprintf("❌ %v", err))
+		m.message = errorStyle.Render(fmt.Sprintf("[FAIL] %v", err))
 		return
 	}
 
@@ -437,7 +437,7 @@ func (m *MenuModel) applyDatabaseSelection() {
 		m.config.Port = m.config.GetDefaultPort()
 	}
 
-	m.message = successStyle.Render(fmt.Sprintf("🔀 Target database set to %s", m.config.DisplayDatabaseType()))
+	m.message = successStyle.Render(fmt.Sprintf("[SWITCH] Target database set to %s", m.config.DisplayDatabaseType()))
 	if m.logger != nil {
 		m.logger.Info("updated target database type", "type", m.config.DatabaseType, "port", m.config.Port)
 	}

internal/tui/operations.go

@@ -49,14 +49,14 @@ func (m OperationsViewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 func (m OperationsViewModel) View() string {
 	var s strings.Builder
 
-	header := titleStyle.Render("📊 Active Operations")
+	header := titleStyle.Render("[STATS] Active Operations")
 	s.WriteString(fmt.Sprintf("\n%s\n\n", header))
 
 	s.WriteString("Currently running operations:\n\n")
-	s.WriteString(infoStyle.Render("📭 No active operations"))
+	s.WriteString(infoStyle.Render("[NONE] No active operations"))
 	s.WriteString("\n\n")
 
-	s.WriteString("⌨️  Press any key to return to menu\n")
+	s.WriteString("[KEYS]  Press any key to return to menu\n")
 
 	return s.String()
 }

internal/tui/restore_exec.go

@@ -285,7 +285,7 @@ func (m RestoreExecutionModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			if !m.done && !m.cancelling {
 				// User requested cancellation - cancel the context
 				m.cancelling = true
-				m.status = "⏹️  Cancelling restore... (please wait)"
+				m.status = "[STOP]  Cancelling restore... (please wait)"
 				m.phase = "Cancelling"
 				if m.cancel != nil {
 					m.cancel()
@@ -297,7 +297,7 @@ func (m RestoreExecutionModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		case "q":
 			if !m.done && !m.cancelling {
 				m.cancelling = true
-				m.status = "⏹️  Cancelling restore... (please wait)"
+				m.status = "[STOP]  Cancelling restore... (please wait)"
 				m.phase = "Cancelling"
 				if m.cancel != nil {
 					m.cancel()
@@ -321,9 +321,9 @@ func (m RestoreExecutionModel) View() string {
 	s.Grow(512) // Pre-allocate estimated capacity for better performance
 
 	// Title
-	title := "💾 Restoring Database"
+	title := "[RESTORE] Restoring Database"
 	if m.restoreType == "restore-cluster" {
-		title = "💾 Restoring Cluster"
+		title = "[RESTORE] Restoring Cluster"
 	}
 	s.WriteString(titleStyle.Render(title))
 	s.WriteString("\n\n")
@@ -338,12 +338,12 @@ func (m RestoreExecutionModel) View() string {
 	if m.done {
 		// Show result
 		if m.err != nil {
-			s.WriteString(errorStyle.Render("❌ Restore Failed"))
+			s.WriteString(errorStyle.Render("[FAIL] Restore Failed"))
 			s.WriteString("\n\n")
 			s.WriteString(errorStyle.Render(fmt.Sprintf("Error: %v", m.err)))
 			s.WriteString("\n")
 		} else {
-			s.WriteString(successStyle.Render("✅ Restore Completed Successfully"))
+			s.WriteString(successStyle.Render("[OK] Restore Completed Successfully"))
 			s.WriteString("\n\n")
 			s.WriteString(successStyle.Render(m.result))
 			s.WriteString("\n")
@@ -351,7 +351,7 @@ func (m RestoreExecutionModel) View() string {
 
 		s.WriteString(fmt.Sprintf("\nElapsed Time: %s\n", formatDuration(m.elapsed)))
 		s.WriteString("\n")
-		s.WriteString(infoStyle.Render("⌨️  Press Enter to continue"))
+		s.WriteString(infoStyle.Render("[KEYS]  Press Enter to continue"))
 	} else {
 		// Show progress
 		s.WriteString(fmt.Sprintf("Phase: %s\n", m.phase))
@@ -373,7 +373,7 @@ func (m RestoreExecutionModel) View() string {
 		// Elapsed time
 		s.WriteString(fmt.Sprintf("Elapsed: %s\n", formatDuration(m.elapsed)))
 		s.WriteString("\n")
-		s.WriteString(infoStyle.Render("⌨️  Press Ctrl+C to cancel"))
+		s.WriteString(infoStyle.Render("[KEYS]  Press Ctrl+C to cancel"))
 	}
 
 	return s.String()

internal/tui/restore_preview.go

@@ -264,7 +264,7 @@ func (m RestorePreviewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				// Toggle cluster cleanup
 				m.cleanClusterFirst = !m.cleanClusterFirst
 				if m.cleanClusterFirst {
-					m.message = checkWarningStyle.Render(fmt.Sprintf("⚠️  Will drop %d existing database(s) before restore", m.existingDBCount))
+					m.message = checkWarningStyle.Render(fmt.Sprintf("[WARN] Will drop %d existing database(s) before restore", m.existingDBCount))
 				} else {
 					m.message = fmt.Sprintf("Clean cluster first: disabled")
 				}
@@ -278,7 +278,7 @@ func (m RestorePreviewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			// Toggle debug log saving
 			m.saveDebugLog = !m.saveDebugLog
 			if m.saveDebugLog {
-				m.message = infoStyle.Render("📋 Debug log: enabled (will save detailed report on failure)")
+				m.message = infoStyle.Render("[DEBUG] Debug log: enabled (will save detailed report on failure)")
 			} else {
 				m.message = "Debug log: disabled"
 			}
@@ -288,7 +288,7 @@ func (m RestorePreviewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			if m.workDir == "" {
 				// Set to backup directory as default alternative
 				m.workDir = m.config.BackupDir
-				m.message = infoStyle.Render(fmt.Sprintf("📁 Work directory set to: %s", m.workDir))
+				m.message = infoStyle.Render(fmt.Sprintf("[DIR] Work directory set to: %s", m.workDir))
 			} else {
 				// Clear work directory (use system temp)
 				m.workDir = ""
@@ -302,7 +302,13 @@ func (m RestorePreviewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			}
 
 			if !m.canProceed {
-				m.message = errorStyle.Render("❌ Cannot proceed - critical safety checks failed")
+				m.message = errorStyle.Render("[FAIL] Cannot proceed - critical safety checks failed")
+				return m, nil
+			}
+
+			// Cluster-specific check: must enable cleanup if existing databases found
+			if m.mode == "restore-cluster" && m.existingDBCount > 0 && !m.cleanClusterFirst {
+				m.message = errorStyle.Render("[FAIL] Cannot proceed - press 'c' to enable cleanup of " + fmt.Sprintf("%d", m.existingDBCount) + " existing database(s) first")
 				return m, nil
 			}
 
@@ -319,15 +325,15 @@ func (m RestorePreviewModel) View() string {
 	var s strings.Builder
 
 	// Title
-	title := "🔍 Restore Preview"
+	title := "Restore Preview"
 	if m.mode == "restore-cluster" {
-		title = "🔍 Cluster Restore Preview"
+		title = "Cluster Restore Preview"
 	}
 	s.WriteString(titleStyle.Render(title))
 	s.WriteString("\n\n")
 
 	// Archive Information
-	s.WriteString(archiveHeaderStyle.Render("📦 Archive Information"))
+	s.WriteString(archiveHeaderStyle.Render("[ARCHIVE] Information"))
 	s.WriteString("\n")
 	s.WriteString(fmt.Sprintf("  File: %s\n", m.archive.Name))
 	s.WriteString(fmt.Sprintf("  Format: %s\n", m.archive.Format.String()))
@@ -340,25 +346,25 @@ func (m RestorePreviewModel) View() string {
 
 	// Target Information
 	if m.mode == "restore-single" {
-		s.WriteString(archiveHeaderStyle.Render("🎯 Target Information"))
+		s.WriteString(archiveHeaderStyle.Render("[TARGET] Information"))
 		s.WriteString("\n")
 		s.WriteString(fmt.Sprintf("  Database: %s\n", m.targetDB))
 		s.WriteString(fmt.Sprintf("  Host: %s:%d\n", m.config.Host, m.config.Port))
 
-		cleanIcon := "✗"
+		cleanIcon := "[N]"
 		if m.cleanFirst {
-			cleanIcon = "✓"
+			cleanIcon = "[Y]"
 		}
 		s.WriteString(fmt.Sprintf("  Clean First: %s %v\n", cleanIcon, m.cleanFirst))
 
-		createIcon := "✗"
+		createIcon := "[N]"
 		if m.createIfMissing {
-			createIcon = "✓"
+			createIcon = "[Y]"
 		}
 		s.WriteString(fmt.Sprintf("  Create If Missing: %s %v\n", createIcon, m.createIfMissing))
 		s.WriteString("\n")
 	} else if m.mode == "restore-cluster" {
-		s.WriteString(archiveHeaderStyle.Render("🎯 Cluster Restore Options"))
+		s.WriteString(archiveHeaderStyle.Render("[CLUSTER] Restore Options"))
 		s.WriteString("\n")
 		s.WriteString(fmt.Sprintf("  Host: %s:%d\n", m.config.Host, m.config.Port))
 
@@ -376,10 +382,10 @@ func (m RestorePreviewModel) View() string {
 				s.WriteString(fmt.Sprintf("    - %s\n", db))
 			}
 
-			cleanIcon := "✗"
+			cleanIcon := "[N]"
 			cleanStyle := infoStyle
 			if m.cleanClusterFirst {
-				cleanIcon = "✓"
+				cleanIcon = "[Y]"
 				cleanStyle = checkWarningStyle
 			}
 			s.WriteString(cleanStyle.Render(fmt.Sprintf("  Clean All First: %s %v (press 'c' to toggle)\n", cleanIcon, m.cleanClusterFirst)))
@@ -390,7 +396,7 @@ func (m RestorePreviewModel) View() string {
 	}
 
 	// Safety Checks
-	s.WriteString(archiveHeaderStyle.Render("🛡️  Safety Checks"))
+	s.WriteString(archiveHeaderStyle.Render("[SAFETY] Checks"))
 	s.WriteString("\n")
 
 	if m.checking {
@@ -398,21 +404,21 @@ func (m RestorePreviewModel) View() string {
 		s.WriteString("\n")
 	} else {
 		for _, check := range m.safetyChecks {
-			icon := "○"
+			icon := "[ ]"
 			style := checkPendingStyle
 
 			switch check.Status {
 			case "passed":
-				icon = "✓"
+				icon = "[+]"
 				style = checkPassedStyle
 			case "failed":
-				icon = "✗"
+				icon = "[-]"
 				style = checkFailedStyle
 			case "warning":
-				icon = "⚠"
+				icon = "[!]"
 				style = checkWarningStyle
 			case "checking":
-				icon = "⟳"
+				icon = "[~]"
 				style = checkPendingStyle
 			}
 
@@ -428,13 +434,13 @@ func (m RestorePreviewModel) View() string {
 
 	// Warnings
 	if m.cleanFirst {
-		s.WriteString(checkWarningStyle.Render("⚠️  Warning: Clean-first enabled"))
+		s.WriteString(checkWarningStyle.Render("[WARN] Warning: Clean-first enabled"))
 		s.WriteString("\n")
 		s.WriteString(infoStyle.Render("   All existing data in target database will be dropped!"))
 		s.WriteString("\n\n")
 	}
 	if m.cleanClusterFirst && m.existingDBCount > 0 {
-		s.WriteString(checkWarningStyle.Render("🔥 WARNING: Cluster cleanup enabled"))
+		s.WriteString(checkWarningStyle.Render("[DANGER] WARNING: Cluster cleanup enabled"))
 		s.WriteString("\n")
 		s.WriteString(checkWarningStyle.Render(fmt.Sprintf("   %d existing database(s) will be DROPPED before restore!", m.existingDBCount)))
 		s.WriteString("\n")
@@ -443,30 +449,30 @@ func (m RestorePreviewModel) View() string {
 	}
 
 	// Advanced Options
-	s.WriteString(archiveHeaderStyle.Render("⚙️  Advanced Options"))
+	s.WriteString(archiveHeaderStyle.Render("[OPTIONS] Advanced"))
 	s.WriteString("\n")
 
 	// Work directory option
-	workDirIcon := "✗"
+	workDirIcon := "[-]"
 	workDirStyle := infoStyle
 	workDirValue := "(system temp)"
 	if m.workDir != "" {
-		workDirIcon = "✓"
+		workDirIcon = "[+]"
 		workDirStyle = checkPassedStyle
 		workDirValue = m.workDir
 	}
 	s.WriteString(workDirStyle.Render(fmt.Sprintf("  %s Work Dir: %s (press 'w' to toggle)", workDirIcon, workDirValue)))
 	s.WriteString("\n")
 	if m.workDir == "" {
-		s.WriteString(infoStyle.Render("    ⚠️  Large archives need more space than /tmp may have"))
+		s.WriteString(infoStyle.Render("    [WARN] Large archives need more space than /tmp may have"))
 		s.WriteString("\n")
 	}
 
 	// Debug log option
-	debugIcon := "✗"
+	debugIcon := "[-]"
 	debugStyle := infoStyle
 	if m.saveDebugLog {
-		debugIcon = "✓"
+		debugIcon = "[+]"
 		debugStyle = checkPassedStyle
 	}
 	s.WriteString(debugStyle.Render(fmt.Sprintf("  %s Debug Log: %v (press 'd' to toggle)", debugIcon, m.saveDebugLog)))
@@ -485,25 +491,25 @@ func (m RestorePreviewModel) View() string {
 
 	// Footer
 	if m.checking {
-		s.WriteString(infoStyle.Render("⌨️  Please wait..."))
+		s.WriteString(infoStyle.Render("Please wait..."))
 	} else if m.canProceed {
-		s.WriteString(successStyle.Render("✅ Ready to restore"))
+		s.WriteString(successStyle.Render("[OK] Ready to restore"))
 		s.WriteString("\n")
 		if m.mode == "restore-single" {
-			s.WriteString(infoStyle.Render("⌨️  t: Clean-first | c: Create | w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
+			s.WriteString(infoStyle.Render("t: Clean-first | c: Create | w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
 		} else if m.mode == "restore-cluster" {
 			if m.existingDBCount > 0 {
-				s.WriteString(infoStyle.Render("⌨️  c: Cleanup | w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
+				s.WriteString(infoStyle.Render("c: Cleanup | w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
 			} else {
-				s.WriteString(infoStyle.Render("⌨️  w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
+				s.WriteString(infoStyle.Render("w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
 			}
 		} else {
-			s.WriteString(infoStyle.Render("⌨️  w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
+			s.WriteString(infoStyle.Render("w: WorkDir | d: Debug | Enter: Proceed | Esc: Cancel"))
 		}
 	} else {
-		s.WriteString(errorStyle.Render("❌ Cannot proceed - please fix errors above"))
+		s.WriteString(errorStyle.Render("[FAIL] Cannot proceed - please fix errors above"))
 		s.WriteString("\n")
-		s.WriteString(infoStyle.Render("⌨️  Esc: Go back"))
+		s.WriteString(infoStyle.Render("Esc: Go back"))
 	}
 
 	return s.String()

internal/tui/settings.go

@@ -459,9 +459,9 @@ func (m SettingsModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				if m.cursor < len(m.settings) {
 					setting := m.settings[m.cursor]
 					if err := setting.Update(m.config, selectedPath); err != nil {
-						m.message = "❌ Error: " + err.Error()
+						m.message = "[FAIL] Error: " + err.Error()
 					} else {
-						m.message = "✅ Directory updated: " + selectedPath
+						m.message = "[OK] Directory updated: " + selectedPath
 					}
 				}
 				m.browsingDir = false
@@ -482,7 +482,6 @@ func (m SettingsModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 		switch msg.String() {
 		case "ctrl+c", "q", "esc":
-			m.quitting = true
 			return m.parent, nil
 
 		case "up", "k":
@@ -501,9 +500,9 @@ func (m SettingsModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				currentSetting := m.settings[m.cursor]
 				if currentSetting.Type == "selector" {
 					if err := currentSetting.Update(m.config, ""); err != nil {
-						m.message = errorStyle.Render(fmt.Sprintf("❌ %s", err.Error()))
+						m.message = errorStyle.Render(fmt.Sprintf("[FAIL] %s", err.Error()))
 					} else {
-						m.message = successStyle.Render(fmt.Sprintf("✅ Updated %s", currentSetting.DisplayName))
+						m.message = successStyle.Render(fmt.Sprintf("[OK] Updated %s", currentSetting.DisplayName))
 					}
 					return m, nil
 				}
@@ -516,11 +515,11 @@ func (m SettingsModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				if m.settings[m.cursor].Type == "path" {
 					return m.openDirectoryBrowser()
 				} else {
-					m.message = "❌ Tab key only works on directory path fields"
+					m.message = "[FAIL] Tab key only works on directory path fields"
 					return m, nil
 				}
 			} else {
-				m.message = "❌ Invalid selection"
+				m.message = "[FAIL] Invalid selection"
 				return m, nil
 			}
 
@@ -598,18 +597,18 @@ func (m SettingsModel) saveEditedValue() (tea.Model, tea.Cmd) {
 	}
 
 	if setting == nil {
-		m.message = errorStyle.Render("❌ Setting not found")
+		m.message = errorStyle.Render("[FAIL] Setting not found")
 		m.editing = false
 		return m, nil
 	}
 
 	// Update the configuration
 	if err := setting.Update(m.config, m.editingValue); err != nil {
-		m.message = errorStyle.Render(fmt.Sprintf("❌ %s", err.Error()))
+		m.message = errorStyle.Render(fmt.Sprintf("[FAIL] %s", err.Error()))
 		return m, nil
 	}
 
-	m.message = successStyle.Render(fmt.Sprintf("✅ Updated %s", setting.DisplayName))
+	m.message = successStyle.Render(fmt.Sprintf("[OK] Updated %s", setting.DisplayName))
 	m.editing = false
 	m.editingField = ""
 	m.editingValue = ""
@@ -629,7 +628,7 @@ func (m SettingsModel) resetToDefaults() (tea.Model, tea.Cmd) {
 	newConfig.DatabaseType = m.config.DatabaseType
 
 	*m.config = *newConfig
-	m.message = successStyle.Render("✅ Settings reset to defaults")
+	m.message = successStyle.Render("[OK] Settings reset to defaults")
 
 	return m, nil
 }
@@ -637,19 +636,19 @@ func (m SettingsModel) resetToDefaults() (tea.Model, tea.Cmd) {
 // saveSettings validates and saves current settings
 func (m SettingsModel) saveSettings() (tea.Model, tea.Cmd) {
 	if err := m.config.Validate(); err != nil {
-		m.message = errorStyle.Render(fmt.Sprintf("❌ Validation failed: %s", err.Error()))
+		m.message = errorStyle.Render(fmt.Sprintf("[FAIL] Validation failed: %s", err.Error()))
 		return m, nil
 	}
 
 	// Optimize CPU settings if auto-detect is enabled
 	if m.config.AutoDetectCores {
 		if err := m.config.OptimizeForCPU(); err != nil {
-			m.message = errorStyle.Render(fmt.Sprintf("❌ CPU optimization failed: %s", err.Error()))
+			m.message = errorStyle.Render(fmt.Sprintf("[FAIL] CPU optimization failed: %s", err.Error()))
 			return m, nil
 		}
 	}
 
-	m.message = successStyle.Render("✅ Settings validated and saved")
+	m.message = successStyle.Render("[OK] Settings validated and saved")
 	return m, nil
 }
 
@@ -672,11 +671,11 @@ func (m SettingsModel) cycleDatabaseType() (tea.Model, tea.Cmd) {
 
 	// Update config
 	if err := m.config.SetDatabaseType(newType); err != nil {
-		m.message = errorStyle.Render(fmt.Sprintf("❌ Failed to set database type: %s", err.Error()))
+		m.message = errorStyle.Render(fmt.Sprintf("[FAIL] Failed to set database type: %s", err.Error()))
 		return m, nil
 	}
 
-	m.message = successStyle.Render(fmt.Sprintf("✅ Database type set to %s", m.config.DisplayDatabaseType()))
+	m.message = successStyle.Render(fmt.Sprintf("[OK] Database type set to %s", m.config.DisplayDatabaseType()))
 	return m, nil
 }
 
@@ -689,7 +688,7 @@ func (m SettingsModel) View() string {
 	var b strings.Builder
 
 	// Header
-	header := titleStyle.Render("⚙️  Configuration Settings")
+	header := titleStyle.Render("[CFG]  Configuration Settings")
 	b.WriteString(fmt.Sprintf("\n%s\n\n", header))
 
 	// Settings list
@@ -711,7 +710,7 @@ func (m SettingsModel) View() string {
 				}
 				line := fmt.Sprintf("%s %s: %s", cursor, setting.DisplayName, editValue)
 				b.WriteString(selectedStyle.Render(line))
-				b.WriteString(" ✏️")
+				b.WriteString(" [EDIT]")
 			} else {
 				line := fmt.Sprintf("%s %s: %s", cursor, setting.DisplayName, displayValue)
 				b.WriteString(selectedStyle.Render(line))
@@ -748,7 +747,7 @@ func (m SettingsModel) View() string {
 	// Current configuration summary
 	if !m.editing {
 		b.WriteString("\n")
-		b.WriteString(infoStyle.Render("📋 Current Configuration:"))
+		b.WriteString(infoStyle.Render("[LOG] Current Configuration:"))
 		b.WriteString("\n")
 
 		summary := []string{
@@ -776,16 +775,16 @@ func (m SettingsModel) View() string {
 	// Footer with instructions
 	var footer string
 	if m.editing {
-		footer = infoStyle.Render("\n⌨️  Type new value • Enter to save • Esc to cancel")
+		footer = infoStyle.Render("\n[KEYS]  Type new value | Enter to save | Esc to cancel")
 	} else {
 		if m.browsingDir {
-			footer = infoStyle.Render("\n⌨️  ↑/↓ navigate directories • Enter open • Space select • Tab/Esc back to settings")
+			footer = infoStyle.Render("\n[KEYS]  Up/Down navigate directories | Enter open | Space select | Tab/Esc back to settings")
 		} else {
 			// Show different help based on current selection
 			if m.cursor >= 0 && m.cursor < len(m.settings) && m.settings[m.cursor].Type == "path" {
-				footer = infoStyle.Render("\n⌨️  ↑/↓ navigate • Enter edit • Tab browse directories • 's' save • 'r' reset • 'q' menu")
+				footer = infoStyle.Render("\n[KEYS]  Up/Down navigate | Enter edit | Tab browse directories | 's' save | 'r' reset | 'q' menu")
 			} else {
-				footer = infoStyle.Render("\n⌨️  ↑/↓ navigate • Enter edit • 's' save • 'r' reset • 'q' menu • Tab=dirs on path fields only")
+				footer = infoStyle.Render("\n[KEYS]  Up/Down navigate | Enter edit | 's' save | 'r' reset | 'q' menu | Tab=dirs on path fields only")
 			}
 		}
 	}

internal/tui/status.go

@@ -146,13 +146,12 @@ func (m StatusViewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		return m, nil
 
 	case tea.KeyMsg:
-		if !m.loading {
+		// Always allow escape, even during loading
 		switch msg.String() {
 		case "ctrl+c", "q", "esc", "enter":
 			return m.parent, nil
 		}
 	}
-	}
 
 	return m, nil
 }
@@ -160,25 +159,25 @@ func (m StatusViewModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 func (m StatusViewModel) View() string {
 	var s strings.Builder
 
-	header := titleStyle.Render("📊 Database Status & Health Check")
+	header := titleStyle.Render("[STATS] Database Status & Health Check")
 	s.WriteString(fmt.Sprintf("\n%s\n\n", header))
 
 	if m.loading {
-		spinner := []string{"⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"}
+		spinner := []string{"-", "\\", "|", "/"}
 		frame := int(time.Now().UnixMilli()/100) % len(spinner)
 		s.WriteString(fmt.Sprintf("%s Loading status information...\n", spinner[frame]))
 		return s.String()
 	}
 
 	if m.err != nil {
-		s.WriteString(errorStyle.Render(fmt.Sprintf("❌ Error: %v\n", m.err)))
+		s.WriteString(errorStyle.Render(fmt.Sprintf("[FAIL] Error: %v\n", m.err)))
 		s.WriteString("\n")
 	} else {
 		s.WriteString("Connection Status:\n")
 		if m.connected {
-			s.WriteString(successStyle.Render("  ✓ Connected\n"))
+			s.WriteString(successStyle.Render("  [+] Connected\n"))
 		} else {
-			s.WriteString(errorStyle.Render("  ✗ Disconnected\n"))
+			s.WriteString(errorStyle.Render("  [-] Disconnected\n"))
 		}
 		s.WriteString("\n")
 
@@ -193,9 +192,9 @@ func (m StatusViewModel) View() string {
 		}
 
 		s.WriteString("\n")
-		s.WriteString(successStyle.Render("✓ All systems operational\n"))
+		s.WriteString(successStyle.Render("[+] All systems operational\n"))
 	}
 
-	s.WriteString("\n⌨️  Press any key to return to menu\n")
+	s.WriteString("\n[KEYS]  Press any key to return to menu\n")
 	return s.String()
 }

internal/wal/pitr_config.go

@@ -99,8 +99,8 @@ func (pm *PITRManager) EnablePITR(ctx context.Context, archiveDir string) error
 		return fmt.Errorf("failed to update postgresql.conf: %w", err)
 	}
 
-	pm.log.Info("✅ PITR configuration updated successfully")
+	pm.log.Info("[OK] PITR configuration updated successfully")
-	pm.log.Warn("⚠️  PostgreSQL restart required for changes to take effect")
+	pm.log.Warn("[WARN]  PostgreSQL restart required for changes to take effect")
 	pm.log.Info("To restart PostgreSQL:")
 	pm.log.Info("  sudo systemctl restart postgresql")
 	pm.log.Info("  OR: sudo pg_ctlcluster <version> <cluster> restart")
@@ -132,8 +132,8 @@ func (pm *PITRManager) DisablePITR(ctx context.Context) error {
 		return fmt.Errorf("failed to update postgresql.conf: %w", err)
 	}
 
-	pm.log.Info("✅ PITR disabled successfully")
+	pm.log.Info("[OK] PITR disabled successfully")
-	pm.log.Warn("⚠️  PostgreSQL restart required")
+	pm.log.Warn("[WARN]  PostgreSQL restart required")
 
 	return nil
 }

internal/wal/timeline.go

@@ -361,7 +361,7 @@ func (tm *TimelineManager) FormatTimelineTree(history *TimelineHistory) string {
 
 	var sb strings.Builder
 	sb.WriteString("Timeline Branching Structure:\n")
-	sb.WriteString("═════════════════════════════\n\n")
+	sb.WriteString("=============================\n\n")
 
 	// Build tree recursively
 	tm.formatTimelineNode(&sb, history, 1, 0, "")
@@ -378,9 +378,9 @@ func (tm *TimelineManager) formatTimelineNode(sb *strings.Builder, history *Time
 
 	// Format current node
 	indent := strings.Repeat("  ", depth)
-	marker := "├─"
+	marker := "+-"
 	if depth == 0 {
-		marker = "●"
+		marker = "*"
 	}
 
 	sb.WriteString(fmt.Sprintf("%s%s Timeline %d", indent, marker, tl.TimelineID))

main.go

@@ -16,7 +16,7 @@ import (
 
 // Build information (set by ldflags)
 var (
-	version   = "3.42.9"
+	version   = "3.42.10"
 	buildTime = "unknown"
 	gitCommit = "unknown"
 )
@@ -52,7 +52,7 @@ func main() {
 		if metrics.GlobalMetrics != nil {
 			avgs := metrics.GlobalMetrics.GetAverages()
 			if ops, ok := avgs["total_operations"].(int); ok && ops > 0 {
-				fmt.Printf("\n📊 Session Summary: %d operations, %.1f%% success rate\n",
+				fmt.Printf("\n[INFO] Session Summary: %d operations, %.1f%% success rate\n",
 					ops, avgs["success_rate"])
 			}
 		}

scripts/remove_all_unicode.sh

@@ -0,0 +1,171 @@
+#!/bin/bash
+# COMPLETE emoji/Unicode removal - Replace ALL non-ASCII with ASCII equivalents
+# Date: January 8, 2026
+
+set -euo pipefail
+
+echo "[INFO] Starting COMPLETE Unicode->ASCII replacement..."
+echo ""
+
+# Create backup
+BACKUP_DIR="backup_unicode_removal_$(date +%Y%m%d_%H%M%S)"
+mkdir -p "$BACKUP_DIR"
+echo "[INFO] Creating backup in $BACKUP_DIR..."
+find . -name "*.go" -type f -not -path "*/vendor/*" -not -path "*/.git/*" -exec bash -c 'mkdir -p "$1/$(dirname "$2")" && cp "$2" "$1/$2"' -- "$BACKUP_DIR" {} \;
+echo "[OK] Backup created"
+echo ""
+
+# Find all affected files
+echo "[SEARCH] Finding files with Unicode..."
+FILES=$(find . -name "*.go" -type f -not -path "*/vendor/*" -not -path "*/.git/*")
+
+PROCESSED=0
+TOTAL=$(echo "$FILES" | wc -l)
+
+for file in $FILES; do
+    PROCESSED=$((PROCESSED + 1))
+   
+    if ! grep -qP '[\x{80}-\x{FFFF}]' "$file" 2>/dev/null; then
+        continue
+    fi
+    
+    echo "[$PROCESSED/$TOTAL] Processing: $file"
+    
+    # Create temp file for atomic replacements
+    TMPFILE="${file}.tmp"
+    cp "$file" "$TMPFILE"
+    
+    # Box drawing / decorative (used in TUI borders)
+    sed -i 's/─/-/g' "$TMPFILE"
+    sed -i 's/━/-/g' "$TMPFILE"
+    sed -i 's/│/|/g' "$TMPFILE"
+    sed -i 's/║/|/g' "$TMPFILE"
+    sed -i 's/├/+/g' "$TMPFILE"
+    sed -i 's/└/+/g' "$TMPFILE"
+    sed -i 's/╔/+/g' "$TMPFILE"
+    sed -i 's/╗/+/g' "$TMPFILE"
+    sed -i 's/╚/+/g' "$TMPFILE"
+    sed -i 's/╝/+/g' "$TMPFILE"
+    sed -i 's/╠/+/g' "$TMPFILE"
+    sed -i 's/╣/+/g' "$TMPFILE"
+    sed -i 's/═/=/g' "$TMPFILE"
+    
+    # Status symbols
+    sed -i 's/✅/[OK]/g' "$TMPFILE"
+    sed -i 's/❌/[FAIL]/g' "$TMPFILE"
+    sed -i 's/✓/[+]/g' "$TMPFILE"
+    sed -i 's/✗/[-]/g' "$TMPFILE"
+    sed -i 's/⚠️/[WARN]/g' "$TMPFILE"
+    sed -i 's/⚠/[!]/g' "$TMPFILE"
+    sed -i 's/❓/[?]/g' "$TMPFILE"
+    
+    # Arrows
+    sed -i 's/←/</g' "$TMPFILE"
+    sed -i 's/→/>/g' "$TMPFILE"
+    sed -i 's/↑/^/g' "$TMPFILE"
+    sed -i 's/↓/v/g' "$TMPFILE"
+    sed -i 's/▲/^/g' "$TMPFILE"
+    sed -i 's/▼/v/g' "$TMPFILE"
+    sed -i 's/▶/>/g' "$TMPFILE"
+    
+    # Shapes
+    sed -i 's/●/*\*/g' "$TMPFILE"
+    sed -i 's/○/o/g' "$TMPFILE"
+    sed -i 's/⚪/o/g' "$TMPFILE"
+    sed -i 's/•/-/g' "$TMPFILE"
+    sed -i 's/█/#/g' "$TMPFILE"
+    sed -i 's/▎/|/g' "$TMPFILE"
+    sed -i 's/░/./g' "$TMPFILE"
+    sed -i 's/➖/-/g' "$TMPFILE"
+    
+    # Emojis - Info/Data
+    sed -i 's/📊/[INFO]/g' "$TMPFILE"
+    sed -i 's/📋/[LIST]/g' "$TMPFILE"
+    sed -i 's/📁/[DIR]/g' "$TMPFILE"
+    sed -i 's/📦/[PKG]/g' "$TMPFILE"
+    sed -i 's/📜/[LOG]/g' "$TMPFILE"
+    sed -i 's/📭/[EMPTY]/g' "$TMPFILE"
+    sed -i 's/📝/[NOTE]/g' "$TMPFILE"
+    sed -i 's/💡/[TIP]/g' "$TMPFILE"
+    
+    # Emojis - Actions/Objects
+    sed -i 's/🎯/[TARGET]/g' "$TMPFILE"
+    sed -i 's/🛡️/[SECURE]/g' "$TMPFILE"
+    sed -i 's/🔒/[LOCK]/g' "$TMPFILE"
+    sed -i 's/🔓/[UNLOCK]/g' "$TMPFILE"
+    sed -i 's/🔍/[SEARCH]/g' "$TMPFILE"
+    sed -i 's/🔀/[SWITCH]/g' "$TMPFILE"
+    sed -i 's/🔥/[FIRE]/g' "$TMPFILE"
+    sed -i 's/💾/[SAVE]/g' "$TMPFILE"
+    sed -i 's/🗄️/[DB]/g' "$TMPFILE"
+    sed -i 's/🗄/[DB]/g' "$TMPFILE"
+    
+    # Emojis - Time/Status
+    sed -i 's/⏱️/[TIME]/g' "$TMPFILE"
+    sed -i 's/⏱/[TIME]/g' "$TMPFILE"
+    sed -i 's/⏳/[WAIT]/g' "$TMPFILE"
+    sed -i 's/⏪/[REW]/g' "$TMPFILE"
+    sed -i 's/⏹️/[STOP]/g' "$TMPFILE"
+    sed -i 's/⏹/[STOP]/g' "$TMPFILE"
+    sed -i 's/⟳/[SYNC]/g' "$TMPFILE"
+    
+    # Emojis - Cloud
+    sed -i 's/☁️/[CLOUD]/g' "$TMPFILE"
+    sed -i 's/☁/[CLOUD]/g' "$TMPFILE"
+    sed -i 's/📤/[UPLOAD]/g' "$TMPFILE"
+    sed -i 's/📥/[DOWNLOAD]/g' "$TMPFILE"
+    sed -i 's/🗑️/[DELETE]/g' "$TMPFILE"
+    
+    # Emojis - Misc
+    sed -i 's/📈/[UP]/g' "$TMPFILE"
+    sed -i 's/📉/[DOWN]/g' "$TMPFILE"
+    sed -i 's/⌨️/[KEY]/g' "$TMPFILE"
+    sed -i 's/⌨/[KEY]/g' "$TMPFILE"
+    sed -i 's/⚙️/[CONFIG]/g' "$TMPFILE"
+    sed -i 's/⚙/[CONFIG]/g' "$TMPFILE"
+    sed -i 's/✏️/[EDIT]/g' "$TMPFILE"
+    sed -i 's/✏/[EDIT]/g' "$TMPFILE"
+    sed -i 's/⚡/[FAST]/g' "$TMPFILE"
+    
+    # Spinner characters (braille patterns for loading animations)
+    sed -i 's/⠋/|/g' "$TMPFILE"
+    sed -i 's/⠙/\//g' "$TMPFILE"
+    sed -i 's/⠹/-/g' "$TMPFILE"
+    sed -i 's/⠸/\\/g' "$TMPFILE"
+    sed -i 's/⠼/|/g' "$TMPFILE"
+    sed -i 's/⠴/\//g' "$TMPFILE"
+    sed -i 's/⠦/-/g' "$TMPFILE"
+    sed -i 's/⠧/\\/g' "$TMPFILE"
+    sed -i 's/⠇/|/g' "$TMPFILE"
+    sed -i 's/⠏/\//g' "$TMPFILE"
+    
+    # Move temp file over original
+    mv "$TMPFILE" "$file"
+done
+
+echo ""
+echo "[OK] Replacement complete!"
+echo ""
+
+# Verify
+REMAINING=$(grep -roP '[\x{80}-\x{FFFF}]' --include="*.go" . 2>/dev/null | wc -l || echo "0")
+
+echo "[INFO] Unicode characters remaining: $REMAINING"
+if [ "$REMAINING" -gt 0 ]; then
+    echo "[WARN] Some Unicode still exists (might be in comments or safe locations)"
+    echo "[INFO] Unique remaining characters:"
+    grep -roP '[\x{80}-\x{FFFF}]' --include="*.go" . 2>/dev/null | grep -oP '[\x{80}-\x{FFFF}]' | sort -u | head -20
+else
+    echo "[OK] All Unicode characters replaced with ASCII!"
+fi
+
+echo ""
+echo "[INFO] Backup: $BACKUP_DIR"
+echo "[INFO] To restore: cp -r $BACKUP_DIR/* ."
+echo ""
+echo "[INFO] Next steps:"
+echo "  1. go build"
+echo "  2. go test ./..."
+echo "  3. Test TUI: ./dbbackup"
+echo "  4. Commit: git add . && git commit -m 'v3.42.11: Replace all Unicode with ASCII'"
+echo ""

scripts/remove_emojis.sh

@@ -0,0 +1,130 @@
+#!/bin/bash
+# Remove ALL emojis/unicode symbols from Go code and replace with ASCII
+# Date: January 8, 2026
+# Issue: 638 lines contain Unicode emojis causing display issues
+
+set -euo pipefail
+
+echo "[INFO] Starting emoji removal process..."
+echo ""
+
+# Find all Go files with emojis (expanded emoji list)
+echo "[SEARCH] Finding affected files..."
+FILES=$(find . -name "*.go" -type f -not -path "*/vendor/*" -not -path "*/.git/*" | xargs grep -l -P '[\x{1F000}-\x{1FFFF}]|[\x{2300}-\x{27BF}]|[\x{2600}-\x{26FF}]' 2>/dev/null || true)
+
+if [ -z "$FILES" ]; then
+    echo "[WARN] No files with emojis found!"
+    exit 0
+fi
+
+FILECOUNT=$(echo "$FILES" | wc -l)
+echo "[INFO] Found $FILECOUNT files containing emojis"
+echo ""
+
+# Count total emojis before
+BEFORE=$(find . -name "*.go" -type f -not -path "*/vendor/*" | xargs grep -oP '[\x{1F000}-\x{1FFFF}]|[\x{2300}-\x{27BF}]|[\x{2600}-\x{26FF}]' 2>/dev/null | wc -l || echo "0")
+echo "[INFO] Total emojis found: $BEFORE"
+echo ""
+
+# Create backup
+BACKUP_DIR="backup_before_emoji_removal_$(date +%Y%m%d_%H%M%S)"
+mkdir -p "$BACKUP_DIR"
+echo "[INFO] Creating backup in $BACKUP_DIR..."
+for file in $FILES; do
+    mkdir -p "$BACKUP_DIR/$(dirname "$file")"
+    cp "$file" "$BACKUP_DIR/$file"
+done
+echo "[OK] Backup created"
+echo ""
+
+# Process each file
+echo "[INFO] Replacing emojis with ASCII equivalents..."
+PROCESSED=0
+
+for file in $FILES; do
+    PROCESSED=$((PROCESSED + 1))
+    echo "[$PROCESSED/$FILECOUNT] Processing: $file"
+    
+    # Create temp file
+    TMPFILE="${file}.tmp"
+    
+    # Status indicators
+    sed 's/✅/[OK]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/❌/[FAIL]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/✓/[+]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/✗/[-]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    
+    # Warning symbols (⚠️ has variant selector, handle both)
+    sed 's/⚠️/[WARN]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/⚠/[!]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    
+    # Info/Data symbols
+    sed 's/📊/[INFO]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/📋/[LIST]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/📁/[DIR]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/📦/[PKG]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    
+    # Target/Security
+    sed 's/🎯/[TARGET]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/🛡️/[SECURE]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/🔒/[LOCK]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/🔓/[UNLOCK]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    
+    # Actions
+    sed 's/🔍/[SEARCH]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/⏱️/[TIME]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    
+    # Cloud operations (☁️ has variant selector, handle both)
+    sed 's/☁️/[CLOUD]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/☁/[CLOUD]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/📤/[UPLOAD]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/📥/[DOWNLOAD]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/🗑️/[DELETE]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    
+    # Other
+    sed 's/📈/[UP]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/📉/[DOWN]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    
+    # Additional emojis found
+    sed 's/⌨️/[KEY]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/⌨/[KEY]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/🗄️/[DB]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/🗄/[DB]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/⚙️/[CONFIG]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/⚙/[CONFIG]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/✏️/[EDIT]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+    sed 's/✏/[EDIT]/g' "$file" > "$TMPFILE" && mv "$TMPFILE" "$file"
+done
+
+echo ""
+echo "[OK] Replacement complete!"
+echo ""
+
+# Count remaining emojis
+AFTER=$(find . -name "*.go" -type f -not -path "*/vendor/*" | xargs grep -oP '[\x{1F000}-\x{1FFFF}]|[\x{2300}-\x{27BF}]|[\x{2600}-\x{26FF}]' 2>/dev/null | wc -l || echo "0")
+
+echo "[INFO] Emojis before: $BEFORE"
+echo "[INFO] Emojis after: $AFTER"
+echo "[INFO] Emojis removed: $((BEFORE - AFTER))"
+echo ""
+
+if [ "$AFTER" -gt 0 ]; then
+    echo "[WARN] $AFTER emojis still remaining!"
+    echo "[INFO] Listing remaining emojis:"
+    find . -name "*.go" -type f -not -path "*/vendor/*" | xargs grep -nP '[\x{1F000}-\x{1FFFF}]|[\x{2300}-\x{27BF}]|[\x{2600}-\x{26FF}]' 2>/dev/null | head -20
+else
+    echo "[OK] All emojis successfully removed!"
+fi
+
+echo ""
+echo "[INFO] Backup location: $BACKUP_DIR"
+echo "[INFO] To restore: cp -r $BACKUP_DIR/* ."
+echo ""
+echo "[INFO] Next steps:"
+echo "  1. Build: go build"
+echo "  2. Test: go test ./..."
+echo "  3. Manual testing: ./dbbackup status"
+echo "  4. If OK, commit: git add . && git commit -m 'Replace emojis with ASCII'"
+echo "  5. If broken, restore: cp -r $BACKUP_DIR/* ."
+echo ""
+echo "[OK] Emoji removal script completed!"