diff --git a/README.md b/README.md
index 1e2fd9b..e7d3cb2 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,6 @@ Szkielet komponentu Joomla 6 do gromadzenia pytań testowych.
 
 ## Instalacja
 
-W Joomla wybierz **System → Install → Install from Folder** i wskaż ten katalog. Manifestem instalacyjnym jest `com_testquestions.xml` (wersja 1.16.2).
+W Joomla wybierz **System → Install → Install from Folder** i wskaż ten katalog. Manifestem instalacyjnym jest `com_testquestions.xml` (wersja 1.16.3).
 
 Po instalacji komponent jest dostępny w panelu administratora jako **Pytania testowe**.
diff --git a/administrator/components/com_testquestions/sql/updates/mysql/1.16.3.sql b/administrator/components/com_testquestions/sql/updates/mysql/1.16.3.sql
new file mode 100644
index 0000000..6e7ddef
--- /dev/null
+++ b/administrator/components/com_testquestions/sql/updates/mysql/1.16.3.sql
@@ -0,0 +1 @@
+-- No database changes required for version 1.16.3.
diff --git a/com_testquestions.xml b/com_testquestions.xml
index 4a150f7..6b22f79 100644
--- a/com_testquestions.xml
+++ b/com_testquestions.xml
@@ -4,7 +4,7 @@
     <creationDate>2026-10-14</creationDate>
     <author>Komponent</author>
     <license>GNU General Public License version 2 or later</license>
-    <version>1.16.2</version>
+    <version>1.16.3</version>
     <description>COM_TESTQUESTIONS_DESCRIPTION</description>
     <element>com_testquestions</element>
     <namespace path="src">Komponent\Component\Testquestions</namespace>
diff --git a/components/com_testquestions/tmpl/set/default.php b/components/com_testquestions/tmpl/set/default.php
index c02898a..52b1f38 100644
--- a/components/com_testquestions/tmpl/set/default.php
+++ b/components/com_testquestions/tmpl/set/default.php
@@ -127,8 +127,10 @@ document.addEventListener('DOMContentLoaded', function () {
     const update = function () {
         const minutes = Math.floor(remaining / 60);
         const seconds = remaining % 60;
+        const ratio = remaining / total;
         text.textContent = String(minutes).padStart(2, '0') + ':' + String(seconds).padStart(2, '0');
         ring.style.strokeDashoffset = circumference * (1 - remaining / total);
+        ring.style.stroke = ratio <= 0.1 ? '#dc3545' : (ratio <= 0.2 ? '#fd7e14' : '#4a86cf');
 
         if (remaining <= 0 && !submitted) {
             submitted = true;