1 files changed, 13 insertions, 0 deletions
diff --git a/styles.css b/styles.css
index 6d22413..871380d 100644
--- a/styles.css
+++ b/styles.css
@@ -268,6 +268,19 @@
 	font-size: 0.9em;
 }
 
+/* Tool call error state */
+.ai-pulse-tool-call.ai-pulse-tool-call-error {
+	border-left-color: var(--text-error);
+}
+
+.ai-pulse-tool-call.ai-pulse-tool-call-error .ai-pulse-tool-call-header {
+	color: var(--text-error);
+}
+
+.ai-pulse-tool-call.ai-pulse-tool-call-error .ai-pulse-tool-call-result-summary {
+	color: var(--text-error);
+}
+
 /* ===== DaisyUI-inspired Collapse ===== */
 
 .ai-pulse-collapse {