loading and seo optimization, big design update

components/ui/accordion.tsx

@@ -3,7 +3,7 @@
 import * as React from "react";
 import { Accordion as AccordionPrimitive } from "radix-ui";
 import { cn } from "@/lib/utils";
-import { CaretDownIcon } from "@phosphor-icons/react";
+import { ChevronDown } from "lucide-react"; // Заменили импорт
 
 function Accordion({
   className,
@@ -50,7 +50,7 @@ function AccordionTrigger({
         {...props}
       >
         {children}
-        <CaretDownIcon className="size-4 shrink-0 text-muted-foreground transition-transform duration-200" />
+        <ChevronDown className="size-4 shrink-0 text-muted-foreground transition-transform duration-200" />
       </AccordionPrimitive.Trigger>
     </AccordionPrimitive.Header>
   );