diff --git a/home-configs/claude/hooks/switch-account-hook.sh b/home-configs/claude/hooks/switch-account-hook.sh
index a43e2c1..568b344 100755
--- a/home-configs/claude/hooks/switch-account-hook.sh
+++ b/home-configs/claude/hooks/switch-account-hook.sh
@@ -40,9 +40,22 @@ echo "$next" > "$CURRENT_FILE"
 
 echo "Аккаунт: ${current:-?} -> ${next} (всего: ${#accounts[@]})" >&2
 
-# Посылаем SIGWINCH процессу claude с задержкой в фоне (после отрисовки блокировки)
+# Тригерим resize через TIOCSWINSZ на TTY claude (надёжнее чем kill -WINCH)
 sh_pid=$PPID
 claude_pid=$(awk '/PPid/{print $2}' /proc/$sh_pid/status 2>/dev/null)
-[ -n "$claude_pid" ] && ( sleep 0.3 && kill -WINCH "$claude_pid" 2>/dev/null ) &
+if [ -n "$claude_pid" ]; then
+  tty_dev=$(ps -o tty= -p "$claude_pid" 2>/dev/null | tr -d ' ')
+  if [ -n "$tty_dev" ] && [ "$tty_dev" != "?" ]; then
+    ( sleep 0.3 && python3 -c "
+import fcntl, termios, struct, sys
+try:
+    fd = open('/dev/$tty_dev', 'rb+', buffering=0)
+    ws = fcntl.ioctl(fd, termios.TIOCGWINSZ, bytes(8))
+    fcntl.ioctl(fd, termios.TIOCSWINSZ, ws)
+    fd.close()
+except: pass
+" ) &
+  fi
+fi
 
 exit 2