From 7d8d3601382cc653581322fab2eefce555697059 Mon Sep 17 00:00:00 2001
From: Dorian Karter <dkarter@users.noreply.github.com>
Date: Fri, 28 Nov 2025 23:58:44 -0600
Subject: [PATCH] fix: minor ui bug for transparent backgrounds (#4886)

---
 packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx b/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx
index e749c9c17..ae11fcc23 100644
--- a/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx
@@ -809,7 +809,8 @@ export function Prompt(props: PromptProps) {
           borderColor={highlight()}
           customBorderChars={{
             ...EmptyBorder,
-            vertical: "╹",
+            // when the background is transparent, don't draw the vertical line
+            vertical: theme.background.a != 0 ? "╹" : " ",
           }}
         >
           <box