From 4d6a7757b87dd1cf93405c35dce21af610363d05 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Mon, 23 Feb 2026 02:21:41 +0900
Subject: [PATCH] Fix adaptive height calculation to exclude header lines

The adaptive height (--height ~100%) was using the raw chunklist count
including header items, making the window too tall by headerLines rows.
---
 src/core.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/core.go b/src/core.go
index 414d7e8d..7b980ccf 100644
--- a/src/core.go
+++ b/src/core.go
@@ -323,10 +323,11 @@ func Run(opts *Options) (int, error) {
 	query := []rune{}
 	determine := func(final bool) {
 		if heightUnknown {
-			if total >= maxFit || final {
+			items := max(0, total-int(headerLines))
+			if items >= maxFit || final {
 				deferred = false
 				heightUnknown = false
-				terminal.startChan <- fitpad{min(total, maxFit), padHeight}
+				terminal.startChan <- fitpad{min(items, maxFit), padHeight}
 			}
 		} else if deferred {
 			deferred = false