feat(ui): add 3-column workspace central section

shop/components/WorkspaceZentrale.tsx

@@ -0,0 +1,132 @@
+'use client'
+
+import React, { useState } from 'react'
+import { motion } from 'framer-motion'
+import { MessageSquare, BookOpen, LifeBuoy, ExternalLink } from 'lucide-react'
+
+interface WorkspaceItem {
+  id: string
+  title: string
+  subtitle: string
+  hoverText: string
+  icon: React.ElementType
+  link: string
+}
+
+const workspaceItems: WorkspaceItem[] = [
+  {
+    id: 'zulip',
+    title: 'Zulip Chat',
+    subtitle: 'Treten Sie unserem Partner-Chat bei!',
+    hoverText: 'Tauschen Sie sich direkt und unkompliziert mit anderen CASPOS Partnern aus.',
+    icon: MessageSquare,
+    link: 'https://caspos.zulipchat.com'
+  },
+  {
+    id: 'wiki',
+    title: 'CASPOS Wiki',
+    subtitle: 'Ihr Wissens-Portal...',
+    hoverText: '...für die gesamte CASPOS Produktfamilie. Hier finden Sie alle technischen Dokumentationen.',
+    icon: BookOpen,
+    link: 'https://wiki.caspos.de'
+  },
+  {
+    id: 'support',
+    title: 'Support Portal',
+    subtitle: 'Sie haben ein technisches Problem?',
+    hoverText: 'Erstellen Sie jetzt ein Ticket in der CASPOS, damit sich unsere Experten darum kümmern.',
+    icon: LifeBuoy,
+    link: 'https://support.caspos.de'
+  }
+]
+
+export function WorkspaceZentrale() {
+  const [hoveredId, setHoveredId] = useState<string | null>(null)
+
+  return (
+    <section className="w-full py-12 px-4 relative z-10">
+      <div className="container max-w-6xl mx-auto space-y-6">
+        <div className="text-center space-y-2">
+          <h2 className="text-2xl sm:text-3xl font-extrabold text-white tracking-tight">
+            Workspace Zentrale
+          </h2>
+        </div>
+
+        {/* 3-Spalten Grid mit fester Kartenhöhe */}
+        <div className="grid grid-cols-1 md:grid-cols-3 gap-6">
+          {workspaceItems.map((item) => {
+            const Icon = item.icon
+            const isHovered = hoveredId === item.id
+
+            return (
+              <motion.a
+                key={item.id}
+                href={item.link}
+                target="_blank"
+                rel="noopener noreferrer"
+                whileHover={{ y: -4 }}
+                onMouseEnter={() => setHoveredId(item.id)}
+                onMouseLeave={() => setHoveredId(null)}
+                className={`group relative p-6 rounded-2xl border transition-all duration-300 backdrop-blur-md flex flex-col justify-between h-[210px] overflow-hidden cursor-pointer ${
+                  isHovered
+                    ? 'border-sky-500 bg-slate-900/90 shadow-[0_0_25px_rgba(14,165,233,0.2)]'
+                    : 'border-slate-800 bg-slate-900/60'
+                }`}
+              >
+                <div className="space-y-3">
+                  {/* Header: Icon & Link */}
+                  <div className="flex items-center justify-between">
+                    <div
+                      className={`p-3 rounded-xl border transition-all duration-300 ${
+                        isHovered
+                          ? 'bg-sky-500/20 border-sky-500/50 text-sky-300'
+                          : 'bg-slate-800/60 border-slate-700/50 text-slate-400'
+                      }`}
+                    >
+                      <Icon className="w-6 h-6" />
+                    </div>
+                    <ExternalLink
+                      className={`w-4 h-4 transition-all duration-300 ${
+                        isHovered
+                          ? 'text-sky-400 translate-x-0.5 -translate-y-0.5'
+                          : 'text-slate-600'
+                      }`}
+                    />
+                  </div>
+
+                  {/* Title */}
+                  <h3 className="text-lg font-bold text-white group-hover:text-sky-300 transition-colors">
+                    {item.title}
+                  </h3>
+
+                  {/* Subtitle / Hover-Text Überblendung ohne Höhenänderung */}
+                  <div className="relative h-[48px] overflow-hidden">
+                    <p
+                      className={`text-sm text-slate-300 font-medium transition-all duration-300 absolute inset-0 ${
+                        isHovered ? 'opacity-0 translate-y-[-8px]' : 'opacity-100 translate-y-0'
+                      }`}
+                    >
+                      {item.subtitle}
+                    </p>
+                    <p
+                      className={`text-xs text-slate-400 leading-relaxed transition-all duration-300 absolute inset-0 ${
+                        isHovered ? 'opacity-100 translate-y-0' : 'opacity-0 translate-y-[8px]'
+                      }`}
+                    >
+                      {item.hoverText}
+                    </p>
+                  </div>
+                </div>
+
+                {/* Subtile Hover-Linie unten */}
+                <div className={`w-full h-0.5 rounded-full transition-all duration-300 ${
+                  isHovered ? 'bg-sky-500/80 shadow-[0_0_8px_rgba(14,165,233,0.8)]' : 'bg-transparent'
+                }`} />
+              </motion.a>
+            )
+          })}
+        </div>
+      </div>
+    </section>
+  )
+}