diff --git a/src/main/ghostty/discovery.test.ts b/src/main/ghostty/discovery.test.ts
index 53df7b28e15..30582fc32e9 100644
--- a/src/main/ghostty/discovery.test.ts
+++ b/src/main/ghostty/discovery.test.ts
@@ -16,7 +16,7 @@ vi.mock('fs/promises', () => ({
   stat: statMock
 }))
 
-import { findGhosttyConfigPath, getGhosttyConfigPaths } from './discovery'
+import { findGhosttyConfigPath, findGhosttyConfigPaths, getGhosttyConfigPaths } from './discovery'
 
 function enoent(): Error {
   return Object.assign(new Error('ENOENT'), { code: 'ENOENT' })
@@ -48,10 +48,10 @@ describe('getGhosttyConfigPaths', () => {
 
     const paths = getGhosttyConfigPaths()
     expect(paths).toEqual([
-      '/Users/alice/.config/ghostty/config',
       '/Users/alice/.config/ghostty/config.ghostty',
-      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config',
-      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config.ghostty'
+      '/Users/alice/.config/ghostty/config',
+      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config.ghostty',
+      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config'
     ])
   })
 
@@ -62,10 +62,10 @@ describe('getGhosttyConfigPaths', () => {
 
     const paths = getGhosttyConfigPaths()
     expect(paths).toEqual([
-      '/custom/xdg/ghostty/config',
       '/custom/xdg/ghostty/config.ghostty',
-      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config',
-      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config.ghostty'
+      '/custom/xdg/ghostty/config',
+      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config.ghostty',
+      '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config'
     ])
   })
 
@@ -76,8 +76,8 @@ describe('getGhosttyConfigPaths', () => {
 
     const paths = getGhosttyConfigPaths()
     expect(paths).toEqual([
-      '/home/bob/.config/ghostty/config',
-      '/home/bob/.config/ghostty/config.ghostty'
+      '/home/bob/.config/ghostty/config.ghostty',
+      '/home/bob/.config/ghostty/config'
     ])
   })
 
@@ -88,8 +88,8 @@ describe('getGhosttyConfigPaths', () => {
 
     const paths = getGhosttyConfigPaths()
     expect(paths).toEqual([
-      '/custom/config/ghostty/config',
-      '/custom/config/ghostty/config.ghostty'
+      '/custom/config/ghostty/config.ghostty',
+      '/custom/config/ghostty/config'
     ])
   })
 
@@ -100,8 +100,8 @@ describe('getGhosttyConfigPaths', () => {
 
     const paths = getGhosttyConfigPaths()
     expect(paths).toEqual([
-      path.win32.join('C:\\Users\\Charlie\\AppData\\Roaming', 'ghostty', 'config'),
-      path.win32.join('C:\\Users\\Charlie\\AppData\\Roaming', 'ghostty', 'config.ghostty')
+      path.win32.join('C:\\Users\\Charlie\\AppData\\Roaming', 'ghostty', 'config.ghostty'),
+      path.win32.join('C:\\Users\\Charlie\\AppData\\Roaming', 'ghostty', 'config')
     ])
   })
 
@@ -179,7 +179,7 @@ describe('findGhosttyConfigPath', () => {
     expect(result).toBe('/Users/alice/.config/ghostty/config.ghostty')
   })
 
-  it('prefers config over config.ghostty when both exist in the same directory', async () => {
+  it('returns all existing config files in Ghostty load order', async () => {
     homedirMock.mockReturnValue('/Users/alice')
     platformMock.mockReturnValue('darwin')
     delete process.env.XDG_CONFIG_HOME
@@ -194,8 +194,11 @@ describe('findGhosttyConfigPath', () => {
       throw enoent()
     })
 
-    const result = await findGhosttyConfigPath()
-    expect(result).toBe('/Users/alice/.config/ghostty/config')
+    const result = await findGhosttyConfigPaths()
+    expect(result).toEqual([
+      '/Users/alice/.config/ghostty/config.ghostty',
+      '/Users/alice/.config/ghostty/config'
+    ])
   })
 
   it('returns null when no config exists on macOS', async () => {
diff --git a/src/main/ghostty/discovery.ts b/src/main/ghostty/discovery.ts
index 958171438fd..27d7b08e83d 100644
--- a/src/main/ghostty/discovery.ts
+++ b/src/main/ghostty/discovery.ts
@@ -10,9 +10,10 @@ function xdgConfigDirs(home: string): string[] {
   return [path.join(home, '.config', 'ghostty')]
 }
 
-// Why: Check legacy `config` first, then modern `config.ghostty` per Ghostty docs.
+// Why: Ghostty loads the modern filename before the legacy `config` fallback,
+// and later files in this order override earlier files.
 function withFilenames(dirs: string[]): string[] {
-  return dirs.flatMap((dir) => [path.join(dir, 'config'), path.join(dir, 'config.ghostty')])
+  return dirs.flatMap((dir) => [path.join(dir, 'config.ghostty'), path.join(dir, 'config')])
 }
 
 export function getGhosttyConfigPaths(): string[] {
@@ -33,7 +34,7 @@ export function getGhosttyConfigPaths(): string[] {
       const appData = process.env.APPDATA || home
       const base = path.win32.join(appData, 'ghostty')
       // Why: path.win32.join preserves backslashes even when tests run on macOS/Linux.
-      return [path.win32.join(base, 'config'), path.win32.join(base, 'config.ghostty')]
+      return [path.win32.join(base, 'config.ghostty'), path.win32.join(base, 'config')]
     }
     case 'aix':
     case 'android':
@@ -47,16 +48,22 @@ export function getGhosttyConfigPaths(): string[] {
   }
 }
 
-export async function findGhosttyConfigPath(): Promise<string | null> {
+export async function findGhosttyConfigPaths(): Promise<string[]> {
+  const found: string[] = []
   for (const p of getGhosttyConfigPaths()) {
     try {
       const s = await stat(p)
       if (s.isFile()) {
-        return p
+        found.push(p)
       }
     } catch {
       // ENOENT or permission error — continue probing other paths.
     }
   }
-  return null
+  return found
+}
+
+export async function findGhosttyConfigPath(): Promise<string | null> {
+  const paths = await findGhosttyConfigPaths()
+  return paths[0] ?? null
 }
diff --git a/src/main/ghostty/index.test.ts b/src/main/ghostty/index.test.ts
index ce4e70df05a..37d059c91fd 100644
--- a/src/main/ghostty/index.test.ts
+++ b/src/main/ghostty/index.test.ts
@@ -1,6 +1,6 @@
 import type { Store } from '../persistence'
 import type { GlobalSettings } from '../../shared/types'
-import { describe, expect, it, vi } from 'vitest'
+import { afterEach, describe, expect, it, vi } from 'vitest'
 
 const { statMock, readFileMock } = vi.hoisted(() => ({
   statMock: vi.fn(),
@@ -19,6 +19,17 @@ vi.mock('os', () => ({
 
 import { previewGhosttyImport } from './index'
 
+const originalXdgConfigHome = process.env.XDG_CONFIG_HOME
+
+afterEach(() => {
+  vi.clearAllMocks()
+  if (originalXdgConfigHome !== undefined) {
+    process.env.XDG_CONFIG_HOME = originalXdgConfigHome
+  } else {
+    delete process.env.XDG_CONFIG_HOME
+  }
+})
+
 function createStore(settings: Record<string, unknown> = {}): Store {
   return {
     getSettings: () => settings as GlobalSettings
@@ -66,6 +77,43 @@ background = #1a1a1a
     expect(result.unsupportedKeys).toEqual([])
   })
 
+  it('imports every discovered config file in Ghostty load order', async () => {
+    delete process.env.XDG_CONFIG_HOME
+    statMock.mockImplementation(async (p: string) => {
+      if (
+        p === '/Users/alice/.config/ghostty/config.ghostty' ||
+        p === '/Users/alice/.config/ghostty/config'
+      ) {
+        return { isFile: () => true }
+      }
+      throw Object.assign(new Error('ENOENT'), { code: 'ENOENT' })
+    })
+    readFileMock.mockImplementation(async (p: string) => {
+      if (p === '/Users/alice/.config/ghostty/config.ghostty') {
+        return 'font-size = 22\nbackground = #1a1a1a\n'
+      }
+      if (p === '/Users/alice/.config/ghostty/config') {
+        return 'font-family = JetBrains Mono\nfont-size = 18\n'
+      }
+      throw Object.assign(new Error('ENOENT'), { code: 'ENOENT' })
+    })
+
+    const result = await previewGhosttyImport(createStore())
+
+    expect(result.found).toBe(true)
+    expect(result.configPath).toBe('/Users/alice/.config/ghostty/config.ghostty')
+    expect(result.configPaths).toEqual([
+      '/Users/alice/.config/ghostty/config.ghostty',
+      '/Users/alice/.config/ghostty/config'
+    ])
+    expect(result.diff).toEqual({
+      terminalFontFamily: 'JetBrains Mono',
+      terminalFontSize: 18,
+      terminalColorOverrides: { background: '#1a1a1a' }
+    })
+    expect(result.unsupportedKeys).toEqual([])
+  })
+
   it('omits values that match current settings', async () => {
     statMock.mockImplementation(async (p: string) => {
       if (p === '/Users/alice/Library/Application Support/com.mitchellh.ghostty/config') {
diff --git a/src/main/ghostty/index.ts b/src/main/ghostty/index.ts
index 63e8d5d20d7..c7aa8f81835 100644
--- a/src/main/ghostty/index.ts
+++ b/src/main/ghostty/index.ts
@@ -2,7 +2,7 @@ import { readFile, stat } from 'fs/promises'
 import { platform } from 'os'
 import type { GlobalSettings, GhosttyImportPreview } from '../../shared/types'
 import type { Store } from '../persistence'
-import { findGhosttyConfigPath } from './discovery'
+import { findGhosttyConfigPaths } from './discovery'
 import { parseGhosttyConfig } from './parser'
 import { mapGhosttyToOrca } from './mapper'
 
@@ -41,35 +41,58 @@ function valuesEqual(a: unknown, b: unknown): boolean {
   return false
 }
 
+function asArray(value: string | string[] | undefined): string[] {
+  if (value === undefined) {
+    return []
+  }
+  return Array.isArray(value) ? value : [value]
+}
+
+function mergeParsedConfig(
+  target: Record<string, string | string[]>,
+  parsed: Record<string, string | string[]>
+): void {
+  for (const [key, value] of Object.entries(parsed)) {
+    if (key === 'palette') {
+      target[key] = [...asArray(target[key]), ...asArray(value)]
+      continue
+    }
+    target[key] = value
+  }
+}
+
 export async function previewGhosttyImport(store: Store): Promise<GhosttyImportPreview> {
-  const configPath = await findGhosttyConfigPath()
-  if (!configPath) {
+  const configPaths = await findGhosttyConfigPaths()
+  if (configPaths.length === 0) {
     return { found: false, diff: {}, unsupportedKeys: [] }
   }
 
-  let content: string
-  try {
-    const info = await stat(configPath)
-    if (info.size > MAX_CONFIG_BYTES) {
+  const parsed: Record<string, string | string[]> = {}
+  for (const configPath of configPaths) {
+    let content: string
+    try {
+      const info = await stat(configPath)
+      if (info.size > MAX_CONFIG_BYTES) {
+        return {
+          found: false,
+          diff: {},
+          unsupportedKeys: [],
+          error: `Config file is too large to import (${info.size} bytes, limit ${MAX_CONFIG_BYTES}).`
+        }
+      }
+      content = await readFile(configPath, 'utf-8')
+    } catch (err) {
+      const message = err instanceof Error ? err.message : 'Could not read config file'
       return {
         found: false,
         diff: {},
         unsupportedKeys: [],
-        error: `Config file is too large to import (${info.size} bytes, limit ${MAX_CONFIG_BYTES}).`
+        error: `Could not read config: ${message}`
       }
     }
-    content = await readFile(configPath, 'utf-8')
-  } catch (err) {
-    const message = err instanceof Error ? err.message : 'Could not read config file'
-    return {
-      found: false,
-      diff: {},
-      unsupportedKeys: [],
-      error: `Could not read config: ${message}`
-    }
+    mergeParsedConfig(parsed, parseGhosttyConfig(content))
   }
 
-  const parsed = parseGhosttyConfig(content)
   const { diff: rawDiff, unsupportedKeys } = mapGhosttyToOrca(parsed, platform() === 'darwin')
 
   const currentSettings = store.getSettings()
@@ -85,7 +108,8 @@ export async function previewGhosttyImport(store: Store): Promise<GhosttyImportP
 
   return {
     found: true,
-    configPath,
+    configPath: configPaths[0],
+    configPaths,
     diff: actualDiff,
     unsupportedKeys
   }
diff --git a/src/main/ghostty/mapper.test.ts b/src/main/ghostty/mapper.test.ts
index c3ed4f2631a..c8076db63ff 100644
--- a/src/main/ghostty/mapper.test.ts
+++ b/src/main/ghostty/mapper.test.ts
@@ -40,6 +40,12 @@ describe('mapGhosttyToOrca — font & cursor', () => {
     expect(result.unsupportedKeys).toEqual([])
   })
 
+  it('uses the latest value when a scalar key is repeated', () => {
+    const result = mapGhosttyToOrca({ 'font-size': ['12', '14'] })
+    expect(result.diff).toEqual({ terminalFontSize: 14 })
+    expect(result.unsupportedKeys).toEqual([])
+  })
+
   it('rejects out-of-range font-weight', () => {
     const result = mapGhosttyToOrca({ 'font-weight': '50' })
     expect(result.diff).toEqual({})
diff --git a/src/main/ghostty/mapper.ts b/src/main/ghostty/mapper.ts
index 496de3cadbf..69abcbff4d7 100644
--- a/src/main/ghostty/mapper.ts
+++ b/src/main/ghostty/mapper.ts
@@ -272,7 +272,7 @@ export function mapGhosttyToOrca(
   }
 
   for (const [key, rawValue] of Object.entries(parsed)) {
-    const value = Array.isArray(rawValue) ? rawValue[0] : rawValue
+    const value = Array.isArray(rawValue) ? (rawValue.at(-1) ?? '') : rawValue
 
     // Why: Ghostty's selection-word-chars defines characters that ARE part of a
     // word, while xterm.js wordSeparator defines characters that BREAK words.
diff --git a/src/renderer/src/components/settings/GhosttyImportModal.tsx b/src/renderer/src/components/settings/GhosttyImportModal.tsx
index 3d64e0c85e8..12d6a2ec909 100644
--- a/src/renderer/src/components/settings/GhosttyImportModal.tsx
+++ b/src/renderer/src/components/settings/GhosttyImportModal.tsx
@@ -39,6 +39,8 @@ export function GhosttyImportModal({
   applyError = null
 }: GhosttyImportModalProps): React.JSX.Element {
   const hasChanges = preview?.found === true && Object.keys(preview.diff).length > 0
+  const configPaths =
+    preview?.configPaths ?? (preview?.configPath !== undefined ? [preview.configPath] : [])
 
   return (
     <Dialog open={open} onOpenChange={onOpenChange}>
@@ -54,9 +56,9 @@ export function GhosttyImportModal({
           <p className="text-xs text-muted-foreground">Loading preview…</p>
         ) : preview == null ? null : preview.found ? (
           <div className="space-y-3">
-            {preview.configPath && !applied && (
+            {configPaths.length > 0 && !applied && (
               <p className="text-xs text-muted-foreground break-all">
-                Config: {preview.configPath}
+                {configPaths.length === 1 ? 'Config' : 'Configs'}: {configPaths.join(', ')}
               </p>
             )}
             {applied ? (
diff --git a/src/shared/types.ts b/src/shared/types.ts
index 3ea73af6c95..a9d6cd14ec4 100644
--- a/src/shared/types.ts
+++ b/src/shared/types.ts
@@ -2278,6 +2278,7 @@ export type CommitMessageAiSettings = {
 export type GhosttyImportPreview = {
   found: boolean
   configPath?: string
+  configPaths?: string[]
   diff: Partial<GlobalSettings>
   unsupportedKeys: string[]
   error?: string