百问核心词小图改浅色蒙层+分类色字；列表卡按分类铺淡底色（v26110298）

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

js/kit.js

@@ -9,7 +9,7 @@
   if (/[?&]kit=0(?:&|$)/.test(location.search)) return;
   var box = document.getElementById('kit'), sec = document.getElementById('kitHome');
   if (!box || !sec) return;
-  var V = '26110297';
+  var V = '26110298';
   var l = document.createElement('link'); l.rel = 'stylesheet'; l.href = 'js/kit.css?v=' + V; document.head.appendChild(l);
   document.documentElement.classList.add('has-kit');