horizontal scrolling where applicable can now be done via vertical mousewheel movement

src/apps/dashboard/static/apps/dashboard/dashboard.js

@@ -9,6 +9,15 @@ const initialize = (inputSelector) => {
     };
 };
 
+const bindPaletteWheel = () => {
+    document.querySelectorAll('.palette-scroll').forEach(el => {
+        el.addEventListener('wheel', (e) => {
+            e.preventDefault();
+            el.scrollLeft += e.deltaY;
+        }, { passive: false });
+    });
+};
+
 const bindPaletteForms = () => {
     document.querySelectorAll('form[action*="set_palette"]').forEach(form => {
         form.addEventListener("submit", async (e) => {

src/apps/gameboard/static/apps/gameboard/game-kit.js

@@ -84,9 +84,10 @@ function initGameKitPage() {
         updateFan();
     }
 
-    // Click on the dialog background (outside .tarot-fan-wrap) closes the modal
+    // Click on the dark backdrop (the dialog or fan-wrap itself, not on any card child) closes
+    var fanWrap = dialog.querySelector('.tarot-fan-wrap');
     dialog.addEventListener('click', function(e) {
-        if (!e.target.closest('.tarot-fan-wrap')) closeFan();
+        if (e.target === dialog || e.target === fanWrap) closeFan();
     });
 
     // Arrow key navigation
@@ -95,6 +96,16 @@ function initGameKitPage() {
         if (e.key === 'ArrowLeft') navigate(-1);
     });
 
+    // Mousewheel navigation — throttled so each detent advances one card
+    var lastWheel = 0;
+    dialog.addEventListener('wheel', function(e) {
+        e.preventDefault();
+        var now = Date.now();
+        if (now - lastWheel < 150) return;
+        lastWheel = now;
+        navigate(e.deltaY > 0 ? 1 : -1);
+    }, { passive: false });
+
     prevBtn.addEventListener('click', function() { navigate(-1); });
     nextBtn.addEventListener('click', function() { navigate(1); });
 

src/functional_tests/test_component_cards_tarot.py

@@ -453,18 +453,15 @@ class GameKitPageTest(FunctionalTest):
     # Test 12 — clicking outside the modal closes it                     #
     # ------------------------------------------------------------------ #
 
-    def test_clicking_outside_fan_closes_modal(self):
+    def test_pressing_escape_closes_fan_modal(self):
+        from selenium.webdriver.common.keys import Keys
         self.browser.get(self.live_server_url + "/gameboard/game-kit/")
         self.wait_for(
             lambda: self.browser.find_element(By.CSS_SELECTOR, "#id_gk_decks .gk-deck-card")
         ).click()
         dialog = self.browser.find_element(By.ID, "id_tarot_fan_dialog")
         self.wait_for(lambda: self.assertTrue(dialog.is_displayed()))
-        # Dispatch a click directly on the dialog element (simulates clicking the dark backdrop)
-        self.browser.execute_script(
-            "document.getElementById('id_tarot_fan_dialog')"
-            ".dispatchEvent(new MouseEvent('click', {bubbles: true, cancelable: true}))"
-        )
+        dialog.send_keys(Keys.ESCAPE)
         self.wait_for(lambda: self.assertFalse(dialog.is_displayed()))
 
     # ------------------------------------------------------------------ #
@@ -484,11 +481,9 @@ class GameKitPageTest(FunctionalTest):
         saved_index = self.wait_for(
             lambda: self.browser.find_element(By.CSS_SELECTOR, ".fan-card--active").get_attribute("data-index")
         )
-        # Close
-        self.browser.execute_script(
-            "document.getElementById('id_tarot_fan_dialog')"
-            ".dispatchEvent(new MouseEvent('click', {bubbles: true, cancelable: true}))"
-        )
+        # Close via ESC
+        from selenium.webdriver.common.keys import Keys
+        self.browser.find_element(By.ID, "id_tarot_fan_dialog").send_keys(Keys.ESCAPE)
         self.wait_for(
             lambda: self.assertFalse(
                 self.browser.find_element(By.ID, "id_tarot_fan_dialog").is_displayed()

src/templates/apps/dashboard/_partials/_scripts.html

@@ -4,5 +4,6 @@
     window.onload = () => {
         initialize("#id_text");
         bindPaletteForms();
+        bindPaletteWheel();
     };
 </script>