feat: add class modal with descriptions, photos and remove email from contacts

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/components/sections/Contact.tsx

@@ -1,4 +1,4 @@
-import { MapPin, Phone, Mail, Clock, Instagram } from "lucide-react";
+import { MapPin, Phone, Clock, Instagram } from "lucide-react";
 import { siteContent } from "@/data/content";
 import { BRAND } from "@/lib/constants";
 import { SectionHeading } from "@/components/ui/SectionHeading";
@@ -28,13 +28,6 @@ export function Contact() {
               </a>
             </div>
 
-            <div className="contact-item">
-              <Mail size={20} className="contact-icon" />
-              <a href={`mailto:${contact.email}`} className="nav-link text-base">
-                {contact.email}
-              </a>
-            </div>
-
             <div className="contact-item">
               <Clock size={20} className="contact-icon" />
               <p className="body-text">{contact.workingHours}</p>