From 82695edaff26de7a51c69c01f3d6c69de8c92b58 Mon Sep 17 00:00:00 2001
From: Gabriel Moreno <gantoreno@gmail.com>
Date: Wed, 1 Jan 2025 14:31:23 -0400
Subject: [PATCH] macos: fix window borders on dark mode

---
 macos/Sources/Features/Terminal/TerminalController.swift | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/macos/Sources/Features/Terminal/TerminalController.swift b/macos/Sources/Features/Terminal/TerminalController.swift
index c3b332cd4..6ee81c340 100644
--- a/macos/Sources/Features/Terminal/TerminalController.swift
+++ b/macos/Sources/Features/Terminal/TerminalController.swift
@@ -244,7 +244,9 @@ class TerminalController: BaseTerminalController {
         let backgroundColor: OSColor
         if let surfaceTree {
             if let focusedSurface, surfaceTree.doesBorderTop(view: focusedSurface) {
-                backgroundColor = OSColor(focusedSurface.backgroundColor ?? surfaceConfig.backgroundColor).withAlphaComponent(0.0)
+                // Similar to above, an alpha component of "0" causes compositor issues, so
+                // we use 0.001. See: https://github.com/ghostty-org/ghostty/pull/4308
+                backgroundColor = OSColor(focusedSurface.backgroundColor ?? surfaceConfig.backgroundColor).withAlphaComponent(0.001)
             } else {
                 // We don't have a focused surface or our surface doesn't border the
                 // top. We choose to match the color of the top-left most surface.