refactor(FE): Append title classes to Card and style customer card

src/components/Card.tsx

@@ -148,7 +148,11 @@ const Card = ({
     const hasContent = children || actions || footer;
 
     const titleContent = (
-      <div className='group flex items-center !justify-between w-full'>
+      <div
+        className={
+          `group flex items-center justify-between! w-full` + getTitleClasses()
+        }
+      >
         <div className='flex-1'>
           {title && <h2 className={getTitleClasses()}>{title}</h2>}
           {subtitle && <p className={getSubtitleClasses()}>{subtitle}</p>}
@@ -156,7 +160,7 @@ const Card = ({
         {collapsible && (
           <button
             onClick={() => handleCollapsedChange(!isCollapsed)}
-            className='btn btn-ghost btn-sm btn-circle'
+            className={`btn btn-ghost btn-sm btn-circle` + getTitleClasses()}
             aria-label={isCollapsed ? 'Expand content' : 'Collapse content'}
           >
             <Icon