feat(ai-search): optimize dev server, add qdrant boot sync, fix orb overflow

components/search/AISearchResults.tsx

@@ -1,13 +1,20 @@
 'use client';
 
 import { useState, useRef, useEffect, KeyboardEvent } from 'react';
-import { Search, X, Sparkles, ChevronRight, MessageSquareWarning } from 'lucide-react';
+import { ArrowUp, X, Sparkles, ChevronRight, RotateCcw, Copy, Check } from 'lucide-react';
 import Link from 'next/link';
 import { useAnalytics } from '../analytics/useAnalytics';
 import { AnalyticsEvents } from '../analytics/analytics-events';
 import ReactMarkdown from 'react-markdown';
 import remarkGfm from 'remark-gfm';
-import AIOrb from './AIOrb';
+import dynamic from 'next/dynamic';
+const AIOrb = dynamic(() => import('./AIOrb'), { ssr: false });
+
+const LOADING_TEXTS = [
+  'Durchsuche das Kabelhandbuch... 📖',
+  'Frage den Senior-Ingenieur... 👴🔧',
+  'Frage ChatGPTs Cousin 2. Grades... 🤖',
+];
 
 interface ProductMatch {
   id: string;
@@ -20,12 +27,13 @@ interface Message {
   role: 'user' | 'assistant';
   content: string;
   products?: ProductMatch[];
+  timestamp: number;
 }
 interface ComponentProps {
   isOpen: boolean;
   onClose: () => void;
   initialQuery?: string;
-  triggerSearch?: boolean; // If true, immediately searches on mount with initialQuery
+  triggerSearch?: boolean;
 }
 
 export function AISearchResults({
@@ -41,20 +49,41 @@ export function AISearchResults({
   const [honeypot, setHoneypot] = useState('');
   const [isLoading, setIsLoading] = useState(false);
   const [error, setError] = useState<string | null>(null);
+  const [copiedIndex, setCopiedIndex] = useState<number | null>(null);
+  const [copiedAll, setCopiedAll] = useState(false);
+  const [loadingText, setLoadingText] = useState(LOADING_TEXTS[0]);
+
   const inputRef = useRef<HTMLInputElement>(null);
   const modalRef = useRef<HTMLDivElement>(null);
   const messagesEndRef = useRef<HTMLDivElement>(null);
+  const loadingIntervalRef = useRef<ReturnType<typeof setInterval> | null>(null);
+  const hasTriggeredRef = useRef(false);
+
+  // Dedicated focus effect — polls until the input actually has focus
+  useEffect(() => {
+    if (!isOpen) return;
+    let attempts = 0;
+    const focusTimer = setInterval(() => {
+      const el = inputRef.current;
+      if (el && document.activeElement !== el) {
+        el.focus({ preventScroll: true });
+      }
+      attempts++;
+      if (attempts >= 15 || document.activeElement === el) {
+        clearInterval(focusTimer);
+      }
+    }, 100);
+    return () => clearInterval(focusTimer);
+  }, [isOpen]);
 
   useEffect(() => {
     if (isOpen) {
       document.body.style.overflow = 'hidden';
-      setTimeout(() => inputRef.current?.focus(), 100);
 
-      if (triggerSearch && initialQuery && messages.length === 0) {
-        setQuery(initialQuery);
+      // Trigger initial search only once
+      if (triggerSearch && initialQuery && !hasTriggeredRef.current) {
+        hasTriggeredRef.current = true;
         handleSearch(initialQuery);
-      } else if (!triggerSearch) {
-        setQuery('');
       }
     } else {
       document.body.style.overflow = 'unset';
@@ -62,6 +91,7 @@ export function AISearchResults({
       setMessages([]);
       setError(null);
       setIsLoading(false);
+      hasTriggeredRef.current = false;
     }
     return () => {
       document.body.style.overflow = 'unset';
@@ -69,46 +99,81 @@ export function AISearchResults({
   }, [isOpen, triggerSearch]);
 
   useEffect(() => {
-    if (isOpen && initialQuery && messages.length === 0) {
-      setQuery(initialQuery);
-    }
-  }, [initialQuery, isOpen]);
-
-  useEffect(() => {
-    // Auto-scroll to bottom of chat
     messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' });
   }, [messages, isLoading]);
 
+  // Global ESC handler
+  useEffect(() => {
+    if (!isOpen) return;
+    const handleEsc = (e: globalThis.KeyboardEvent) => {
+      if (e.key === 'Escape') {
+        const activeElement = document.activeElement;
+        const isInputFocused = activeElement === inputRef.current;
+
+        if (query.trim()) {
+          // If there's text, clear it but keep chat open
+          setQuery('');
+          inputRef.current?.focus();
+        } else if (!isInputFocused) {
+          // If no text and input is not focused, focus it
+          inputRef.current?.focus();
+        } else {
+          // If no text and input IS focused, close the chat
+          onClose();
+        }
+      }
+    };
+    document.addEventListener('keydown', handleEsc);
+    return () => document.removeEventListener('keydown', handleEsc);
+  }, [isOpen, onClose, query]);
+
   const handleSearch = async (searchQuery: string = query) => {
     if (!searchQuery.trim() || isLoading) return;
 
-    const newUserMessage: Message = { role: 'user', content: searchQuery };
+    const newUserMessage: Message = { role: 'user', content: searchQuery, timestamp: Date.now() };
     const newMessagesContext = [...messages, newUserMessage];
 
     setMessages(newMessagesContext);
-    setQuery('');
-    setIsLoading(true);
+    setQuery(''); // Always clear input after send
     setError(null);
 
+    // Give the user message animation 400ms to arrive before showing "thinking"
+    setTimeout(() => {
+      setIsLoading(true);
+      // Start rotating loading texts
+      let textIdx = Math.floor(Math.random() * LOADING_TEXTS.length);
+      setLoadingText(LOADING_TEXTS[textIdx]);
+      loadingIntervalRef.current = setInterval(() => {
+        textIdx = (textIdx + 1) % LOADING_TEXTS.length;
+        setLoadingText(LOADING_TEXTS[textIdx]);
+      }, 2500);
+    }, 400);
+
     trackEvent(AnalyticsEvents.FORM_SUBMIT, {
-      type: 'ai_search',
+      type: 'ai_chat',
       query: searchQuery,
     });
 
     try {
+      const controller = new AbortController();
+      const timeout = setTimeout(() => controller.abort(), 60000);
+
       const res = await fetch('/api/ai-search', {
         method: 'POST',
         headers: { 'Content-Type': 'application/json' },
+        signal: controller.signal,
         body: JSON.stringify({
           messages: newMessagesContext,
           _honeypot: honeypot,
         }),
       });
 
-      const data = await res.json();
+      clearTimeout(timeout);
 
-      if (!res.ok) {
-        throw new Error(data.error || 'Failed to fetch search results');
+      const data = await res.json().catch(() => null);
+
+      if (!res.ok || !data) {
+        throw new Error(data?.error || `Server antwortete mit Status ${res.status}`);
       }
 
       setMessages((prev) => [
@@ -117,21 +182,41 @@ export function AISearchResults({
           role: 'assistant',
           content: data.answerText,
           products: data.products,
+          timestamp: Date.now(),
         },
       ]);
 
-      // Re-focus input after response so user can continue typing easily
       setTimeout(() => inputRef.current?.focus(), 100);
     } catch (err: any) {
       console.error(err);
-      setError(err.message || 'An error occurred while chatting. Please try again.');
+      const msg =
+        err.name === 'AbortError'
+          ? 'Anfrage hat zu lange gedauert. Bitte versuche es erneut.'
+          : err.message || 'Ein Fehler ist aufgetreten.';
+
+      // Show error as a system message in the chat instead of a separate error banner
+      setMessages((prev) => [
+        ...prev,
+        {
+          role: 'assistant',
+          content: `⚠️ ${msg}`,
+          timestamp: Date.now(),
+        },
+      ]);
+
       trackEvent(AnalyticsEvents.ERROR, {
-        location: 'ai_search_results',
+        location: 'ai_chat',
         message: err.message,
         query: searchQuery,
       });
     } finally {
       setIsLoading(false);
+      if (loadingIntervalRef.current) {
+        clearInterval(loadingIntervalRef.current);
+        loadingIntervalRef.current = null;
+      }
+      // Always re-focus the input
+      setTimeout(() => inputRef.current?.focus(), 50);
     }
   };
 
@@ -140,14 +225,36 @@ export function AISearchResults({
       e.preventDefault();
       handleSearch();
     }
-    if (e.key === 'Escape') {
-      onClose();
+    if (e.key === 'ArrowUp' && !query) {
+      // Find the last user message and put it into the input
+      const lastUserNav = [...messages].reverse().find((m) => m.role === 'user');
+      if (lastUserNav) {
+        e.preventDefault();
+        setQuery(lastUserNav.content);
+      }
     }
   };
 
+  const handleCopy = (content: string, index?: number) => {
+    navigator.clipboard.writeText(content);
+    if (index !== undefined) {
+      setCopiedIndex(index);
+      setTimeout(() => setCopiedIndex(null), 2000);
+    } else {
+      setCopiedAll(true);
+      setTimeout(() => setCopiedAll(false), 2000);
+    }
+  };
+
+  const handleCopyChat = () => {
+    const fullChat = messages
+      .map((m) => `${m.role === 'user' ? 'Du' : 'Ohm'}:\n${m.content}`)
+      .join('\n\n');
+    handleCopy(fullChat);
+  };
+
   if (!isOpen) return null;
 
-  // Handle clicking outside to close
   const handleBackdropClick = (e: React.MouseEvent) => {
     if (e.target === e.currentTarget) {
       onClose();
@@ -156,168 +263,384 @@ export function AISearchResults({
 
   return (
     <div
-      className="fixed inset-0 z-[100] flex items-start justify-center pt-16 md:pt-24 px-4 bg-primary/95 backdrop-blur-xl transition-all duration-300 animate-in fade-in"
+      className="fixed inset-0 z-[100] flex items-start justify-center pt-6 md:pt-12 px-4"
       onClick={handleBackdropClick}
       role="dialog"
       aria-modal="true"
+      style={{ animation: 'chatBackdropIn 0.4s ease-out forwards' }}
     >
+      {/* Animated backdrop */}
+      <div
+        className="absolute inset-0 bg-[#000a18]/90 backdrop-blur-2xl"
+        style={{ animation: 'chatFadeIn 0.3s ease-out' }}
+      />
+
       <div
         ref={modalRef}
-        className="relative w-full max-w-4xl bg-[#002b49]/90 border border-white/10 rounded-3xl shadow-2xl shadow-black/50 overflow-hidden flex flex-col h-[75vh] animate-in slide-in-from-bottom-10"
+        className="relative w-full max-w-3xl flex flex-col"
+        style={{
+          height: 'min(90vh, 900px)',
+          animation: 'chatSlideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards',
+        }}
       >
-        {/* Header */}
-        <div className="p-4 md:p-6 flex items-center justify-between border-b border-white/10 relative z-10 bg-[#001c30]">
-          <div className="flex items-center">
-            <Sparkles className="w-5 h-5 text-accent mr-3" />
-            <h2 className="text-white font-bold tracking-widest uppercase text-sm">
-              KLZ AI Consultant
-            </h2>
-          </div>
-          <button
-            onClick={onClose}
-            className="text-white/50 hover:text-white transition-colors p-2"
-            aria-label="Close"
-          >
-            <X className="w-6 h-6" />
-          </button>
-        </div>
-
-        {/* Chat History Area */}
-        <div className="flex-1 overflow-y-auto p-4 md:p-8 relative space-y-6 scroll-smooth">
-          {messages.length === 0 && !isLoading && !error && (
-            <div className="flex flex-col items-center justify-center h-full text-center opacity-50 space-y-4 animate-in fade-in slide-in-from-bottom-4 duration-500">
-              <AIOrb isThinking={false} />
-              <p className="text-xl md:text-2xl font-bold mt-6">I am your technical consultant.</p>
-              <p className="text-sm">
-                Describe your project, ask for specific cables, or tell me your requirements.
-              </p>
+        {/* ── Glassmorphism container ── */}
+        <div className="flex flex-col h-full rounded-3xl overflow-hidden border border-white/[0.08] bg-gradient-to-b from-white/[0.06] to-white/[0.02] shadow-[0_32px_64px_-12px_rgba(0,0,0,0.6)]">
+          {/* ── Header ── */}
+          <div className="flex items-center justify-between px-5 py-4 border-b border-white/[0.06]">
+            <div className="flex items-center gap-3">
+              <div className="w-8 h-8 overflow-hidden rounded-full">
+                <AIOrb isThinking={isLoading} hasError={!!error} />
+              </div>
+              <div>
+                <h2 className="text-white font-bold text-sm tracking-wide">Ohm</h2>
+                <p className="text-[10px] text-white/30 font-medium tracking-wider uppercase">
+                  {isLoading ? 'Denkt nach...' : error ? 'Fehler aufgetreten' : 'Online'}
+                </p>
+              </div>
             </div>
-          )}
-
-          {messages.map((msg, index) => (
-            <div
-              key={index}
-              className={`flex ${msg.role === 'user' ? 'justify-end' : 'justify-start'}`}
-            >
-              <div
-                className={`max-w-[85%] rounded-2xl p-5 ${msg.role === 'user' ? 'bg-accent text-primary rounded-tr-sm' : 'bg-white/10 border border-white/10 text-white rounded-tl-sm'}`}
-              >
-                {msg.role === 'assistant' && (
-                  <h3 className="text-xs font-bold tracking-widest uppercase text-accent/80 mb-2 flex items-center">
-                    <Sparkles className="w-3 h-3 mr-1" />
-                    AI Assistant
-                  </h3>
-                )}
-                <div className="text-base md:text-lg leading-relaxed font-medium prose prose-invert prose-p:leading-relaxed prose-pre:bg-black/50 prose-a:text-accent prose-strong:text-accent prose-ul:list-disc prose-ol:list-decimal">
-                  {msg.role === 'assistant' ? (
-                    <ReactMarkdown remarkPlugins={[remarkGfm]}>{msg.content}</ReactMarkdown>
+            <div className="flex items-center gap-2">
+              {messages.length > 0 && (
+                <button
+                  onClick={handleCopyChat}
+                  className="flex items-center gap-1.5 text-[10px] font-bold text-white/40 hover:text-white/80 transition-all duration-200 hover:bg-white/5 rounded-full px-3 py-1.5 cursor-pointer uppercase tracking-wider"
+                  title="gesamten Chat kopieren"
+                >
+                  {copiedAll ? (
+                    <Check className="w-3.5 h-3.5 text-accent" />
                   ) : (
-                    <p className="whitespace-pre-wrap">{msg.content}</p>
+                    <Copy className="w-3.5 h-3.5" />
+                  )}
+                  <span>{copiedAll ? 'Kopiert' : 'Chat kopieren'}</span>
+                </button>
+              )}
+              <button
+                onClick={onClose}
+                className="text-white/30 hover:text-white/80 transition-all duration-200 hover:bg-white/5 rounded-xl p-2 cursor-pointer"
+                aria-label="Close"
+              >
+                <X className="w-5 h-5" />
+              </button>
+            </div>
+          </div>
+
+          {/* ── Chat Area ── */}
+          <div className="flex-1 overflow-y-auto px-5 py-6 space-y-5 scroll-smooth chat-scrollbar">
+            {/* Empty state */}
+            {messages.length === 0 && !isLoading && !error && (
+              <div
+                className="flex flex-col items-center justify-center h-full text-center space-y-5"
+                style={{ animation: 'chatFadeIn 0.6s ease-out 0.3s both' }}
+              >
+                <div className="w-24 h-24 mb-2">
+                  <AIOrb isThinking={false} hasError={false} />
+                </div>
+                <div>
+                  <p className="text-xl md:text-2xl font-bold text-white/80">
+                    Wie kann ich helfen?
+                  </p>
+                  <p className="text-sm text-white/30 mt-2 max-w-md">
+                    Beschreibe dein Projekt, frag nach bestimmten Kabeln, oder nenne mir deine
+                    Anforderungen.
+                  </p>
+                </div>
+                {/* Quick prompts */}
+                <div className="flex flex-wrap justify-center gap-2 mt-4">
+                  {['Windpark 33kV Verkabelung', 'NYCWY 4x185', 'Erdkabel für Solarpark'].map(
+                    (prompt) => (
+                      <button
+                        key={prompt}
+                        onClick={() => handleSearch(prompt)}
+                        className="text-xs text-white/40 hover:text-white/80 border border-white/10 hover:border-white/20 hover:bg-white/5 rounded-full px-4 py-2 transition-all duration-200 cursor-pointer"
+                      >
+                        {prompt}
+                      </button>
+                    ),
                   )}
                 </div>
+              </div>
+            )}
 
-                {/* Product Matches inside Assistant Message */}
-                {msg.role === 'assistant' && msg.products && msg.products.length > 0 && (
-                  <div className="mt-6 space-y-3 border-t border-white/10 pt-4">
-                    <h4 className="text-xs font-bold tracking-widest uppercase text-white/50">
-                      Empfohlene Produkte
-                    </h4>
-                    <div className="grid grid-cols-1 md:grid-cols-2 gap-3">
-                      {msg.products.map((product, idx) => (
-                        <Link
-                          key={idx}
-                          href={`/produkte/${product.slug}`}
-                          onClick={() => {
-                            onClose();
-                            trackEvent(AnalyticsEvents.BUTTON_CLICK, {
-                              target: product.slug,
-                              location: 'ai_search_results',
-                            });
+            {/* Messages */}
+            {messages.map((msg, index) => (
+              <div
+                key={index}
+                className={`flex ${msg.role === 'user' ? 'justify-end' : 'justify-start'}`}
+                style={{
+                  animation: `chatMessageIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) ${index * 0.05}s both`,
+                }}
+              >
+                <div
+                  className={`relative group max-w-[85%] rounded-2xl px-5 py-4 ${
+                    msg.role === 'user'
+                      ? 'bg-accent text-primary font-semibold rounded-br-lg'
+                      : 'bg-white/[0.05] border border-white/[0.06] text-white/90 rounded-bl-lg'
+                  }`}
+                >
+                  {/* Copy Button */}
+                  <button
+                    onClick={() => handleCopy(msg.content, index)}
+                    className={`absolute opacity-0 group-hover:opacity-100 transition-opacity p-1.5 rounded-lg cursor-pointer ${
+                      msg.role === 'user'
+                        ? 'top-2 right-2 bg-primary/10 hover:bg-primary/20 text-primary/60 hover:text-primary'
+                        : 'top-2 right-2 bg-white/5 hover:bg-white/10 text-white/40 hover:text-white'
+                    }`}
+                    title="Nachricht kopieren"
+                  >
+                    {copiedIndex === index ? (
+                      <Check className="w-3.5 h-3.5" />
+                    ) : (
+                      <Copy className="w-3.5 h-3.5" />
+                    )}
+                  </button>
+
+                  {msg.role === 'assistant' && (
+                    <div className="flex items-center gap-2 mb-2">
+                      <Sparkles className="w-3 h-3 text-accent/60" />
+                      <span className="text-[10px] font-bold tracking-widest uppercase text-accent/50">
+                        Ohm
+                      </span>
+                    </div>
+                  )}
+                  <div
+                    className={`text-sm md:text-[15px] leading-relaxed ${
+                      msg.role === 'assistant'
+                        ? 'prose prose-invert prose-sm prose-p:leading-relaxed prose-a:text-accent prose-strong:text-accent/90 prose-ul:list-disc prose-ol:list-decimal'
+                        : ''
+                    }`}
+                  >
+                    {msg.role === 'assistant' ? (
+                      <ReactMarkdown remarkPlugins={[remarkGfm]}>{msg.content}</ReactMarkdown>
+                    ) : (
+                      <p className="whitespace-pre-wrap">{msg.content}</p>
+                    )}
+                  </div>
+
+                  {/* Timestamp */}
+                  {!msg.products?.length && (
+                    <p
+                      className={`text-[9px] mt-2 font-medium tracking-wide ${msg.role === 'user' ? 'text-primary/40' : 'text-white/20'}`}
+                    >
+                      {new Date(msg.timestamp).toLocaleTimeString('de', {
+                        hour: '2-digit',
+                        minute: '2-digit',
+                      })}
+                    </p>
+                  )}
+
+                  {/* Product cards */}
+                  {msg.role === 'assistant' && msg.products && msg.products.length > 0 && (
+                    <div className="mt-4 space-y-2 border-t border-white/[0.06] pt-4">
+                      <h4 className="text-[10px] font-bold tracking-widest uppercase text-white/30 mb-2">
+                        Empfohlene Produkte
+                      </h4>
+                      <div className="grid grid-cols-1 sm:grid-cols-2 gap-2">
+                        {msg.products.map((product, idx) => (
+                          <Link
+                            key={idx}
+                            href={`/produkte/${product.slug}`}
+                            onClick={() => {
+                              onClose();
+                              trackEvent(AnalyticsEvents.BUTTON_CLICK, {
+                                target: product.slug,
+                                location: 'ai_chat',
+                              });
+                            }}
+                            className="group flex items-center justify-between bg-white/[0.04] hover:bg-white/[0.08] border border-white/[0.06] hover:border-accent/30 rounded-xl px-4 py-3 transition-all duration-300"
+                            style={{ animation: `chatFadeIn 0.3s ease-out ${idx * 0.1}s both` }}
+                          >
+                            <div className="min-w-0">
+                              <p className="text-[9px] font-bold text-white/25 tracking-wider">
+                                {product.sku}
+                              </p>
+                              <h5 className="text-xs font-bold text-white/70 group-hover:text-accent truncate transition-colors">
+                                {product.title}
+                              </h5>
+                            </div>
+                            <ChevronRight className="w-3.5 h-3.5 text-white/20 group-hover:text-accent shrink-0 ml-3 group-hover:translate-x-0.5 transition-all" />
+                          </Link>
+                        ))}
+                      </div>
+                    </div>
+                  )}
+                </div>
+              </div>
+            ))}
+
+            {/* Loading indicator */}
+            {isLoading && (
+              <div
+                className="flex justify-start"
+                style={{ animation: 'chatMessageIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards' }}
+              >
+                <div className="flex items-center gap-4 bg-white/[0.03] border border-white/[0.06] rounded-2xl rounded-bl-lg px-5 py-4">
+                  <div className="w-10 h-10 shrink-0">
+                    <AIOrb isThinking={true} hasError={false} />
+                  </div>
+                  <div>
+                    <p
+                      className="text-sm text-white/50 font-medium"
+                      style={{ animation: 'chatTextSwap 0.4s ease-out' }}
+                      key={loadingText}
+                    >
+                      {loadingText}
+                    </p>
+                    <div className="flex gap-1 mt-2">
+                      {[0, 1, 2].map((i) => (
+                        <div
+                          key={i}
+                          className="w-1.5 h-1.5 rounded-full bg-accent/40"
+                          style={{
+                            animation: 'chatDotBounce 1.2s ease-in-out infinite',
+                            animationDelay: `${i * 0.15}s`,
                           }}
-                          className="group flex flex-col justify-between bg-white text-primary rounded-lg p-4 hover:shadow-lg hover:-translate-y-1 transition-all duration-300"
-                        >
-                          <div>
-                            <p className="text-[10px] font-bold text-primary/50 tracking-wider mb-1">
-                              {product.sku}
-                            </p>
-                            <h5 className="text-sm font-extrabold mb-2 group-hover:text-accent transition-colors line-clamp-2">
-                              {product.title}
-                            </h5>
-                          </div>
-                          <div className="flex items-center justify-end text-[10px] font-bold tracking-widest uppercase mt-2">
-                            <span className="group-hover:text-accent transition-colors">
-                              Details
-                            </span>
-                            <ChevronRight className="w-3 h-3 ml-1 group-hover:text-accent transition-colors group-hover:translate-x-1" />
-                          </div>
-                        </Link>
+                        />
                       ))}
                     </div>
                   </div>
-                )}
+                </div>
               </div>
-            </div>
-          ))}
+            )}
 
-          {isLoading && (
-            <div className="flex justify-start">
-              <div className="bg-transparent rounded-2xl p-2 w-24 flex justify-center">
-                <AIOrb isThinking={true} />
+            {/* Error */}
+            {error && (
+              <div className="flex justify-start" style={{ animation: 'chatShake 0.5s ease-out' }}>
+                <div className="flex items-center gap-4 bg-red-500/[0.06] border border-red-500/20 rounded-2xl rounded-bl-lg px-5 py-4">
+                  <div className="w-10 h-10 shrink-0">
+                    <AIOrb isThinking={false} hasError={true} />
+                  </div>
+                  <div>
+                    <h3 className="text-sm font-bold text-red-300">Da ist was schiefgelaufen 😬</h3>
+                    <p className="text-xs text-red-300/60 mt-1">{error}</p>
+                    <button
+                      onClick={() => {
+                        setError(null);
+                        inputRef.current?.focus();
+                      }}
+                      className="flex items-center gap-1.5 text-[10px] font-bold text-red-300/50 hover:text-red-300 mt-2 transition-colors cursor-pointer"
+                    >
+                      <RotateCcw className="w-3 h-3" />
+                      Nochmal versuchen
+                    </button>
+                  </div>
+                </div>
               </div>
-            </div>
-          )}
+            )}
 
-          {error && (
-            <div className="flex items-start space-x-4 bg-red-500/10 border border-red-500/20 p-4 rounded-xl mt-4">
-              <MessageSquareWarning className="w-6 h-6 text-red-400 shrink-0" />
-              <div>
-                <h3 className="text-sm font-bold text-red-200">System Error</h3>
-                <p className="text-xs text-red-300 mt-1">{error}</p>
-              </div>
-            </div>
-          )}
-
-          <div ref={messagesEndRef} />
-        </div>
-
-        {/* Input Area */}
-        <div className="p-4 md:p-6 bg-[#001c30] border-t border-white/10">
-          <div className="relative flex items-center bg-white/5 border border-white/10 rounded-xl focus-within:border-accent/50 focus-within:bg-white/10 transition-all">
-            <input
-              ref={inputRef}
-              type="text"
-              value={query}
-              onChange={(e) => setQuery(e.target.value)}
-              onKeyDown={onKeyDown}
-              placeholder="Type your question or requirements..."
-              className="flex-1 bg-transparent border-none text-white text-base md:text-lg p-4 focus:outline-none placeholder:text-white/30"
-              disabled={isLoading}
-            />
-            <input
-              type="text"
-              className="hidden"
-              value={honeypot}
-              onChange={(e) => setHoneypot(e.target.value)}
-              tabIndex={-1}
-              autoComplete="off"
-              aria-hidden="true"
-            />
-            <button
-              onClick={() => handleSearch()}
-              disabled={!query.trim() || isLoading}
-              className="p-4 text-white/50 hover:text-accent disabled:opacity-50 disabled:hover:text-white/50 transition-colors shrink-0 cursor-pointer"
-              aria-label="Send message"
-            >
-              <Search className="w-6 h-6" />
-            </button>
+            <div ref={messagesEndRef} />
           </div>
-          <div className="text-center mt-3">
-            <span className="text-[10px] uppercase tracking-widest font-bold text-white/30">
-              Press Enter to send • Esc to close
-            </span>
+
+          {/* ── Input Area ── */}
+          <div className="px-5 pb-5 pt-3 border-t border-white/[0.04]">
+            <div
+              className={`relative flex items-center rounded-2xl transition-all duration-300 ${
+                query.trim()
+                  ? 'bg-white/[0.08] border border-accent/30 shadow-[0_0_20px_-4px_rgba(130,237,32,0.1)]'
+                  : 'bg-white/[0.04] border border-white/[0.06]'
+              }`}
+            >
+              <input
+                ref={inputRef}
+                type="text"
+                value={query}
+                onChange={(e) => setQuery(e.target.value)}
+                onKeyDown={onKeyDown}
+                placeholder="Nachricht eingeben..."
+                className="flex-1 bg-transparent border-none text-white text-sm md:text-base px-5 py-4 focus:outline-none placeholder:text-white/20"
+                disabled={isLoading}
+                tabIndex={1}
+                autoFocus
+              />
+              <input
+                type="text"
+                className="hidden"
+                value={honeypot}
+                onChange={(e) => setHoneypot(e.target.value)}
+                tabIndex={-1}
+                autoComplete="off"
+                aria-hidden="true"
+              />
+              <button
+                onClick={() => handleSearch()}
+                disabled={!query.trim() || isLoading}
+                className={`mr-2 w-9 h-9 rounded-xl flex items-center justify-center shrink-0 transition-all duration-300 cursor-pointer ${
+                  query.trim()
+                    ? 'bg-accent text-primary shadow-lg shadow-accent/20 hover:shadow-accent/40 hover:scale-105 active:scale-95'
+                    : 'bg-white/5 text-white/20'
+                }`}
+                aria-label="Nachricht senden"
+              >
+                <ArrowUp className="w-4 h-4" strokeWidth={2.5} />
+              </button>
+            </div>
+            <div className="flex items-center justify-center gap-3 mt-2.5">
+              <span className="text-[9px] uppercase tracking-[0.15em] font-medium text-white/15">
+                Enter zum Senden · Esc zum Schließen
+              </span>
+              <span className="text-[9px] uppercase tracking-[0.15em] font-medium text-white/15">
+                ·
+              </span>
+              <span className="text-[9px] uppercase tracking-[0.15em] font-medium text-accent/40 flex items-center gap-1">
+                🛡️ DSGVO-konform · EU-Server
+              </span>
+            </div>
           </div>
         </div>
       </div>
+
+      {/* ── Keyframe animations ── */}
+      <style>{`
+        @keyframes chatBackdropIn {
+          from { opacity: 0; }
+          to { opacity: 1; }
+        }
+        @keyframes chatFadeIn {
+          from { opacity: 0; }
+          to { opacity: 1; }
+        }
+        @keyframes chatSlideUp {
+          from { opacity: 0; transform: translateY(40px) scale(0.96); }
+          to { opacity: 1; transform: translateY(0) scale(1); }
+        }
+        @keyframes chatMessageIn {
+          from { opacity: 0; transform: translateY(12px); }
+          to { opacity: 1; transform: translateY(0); }
+        }
+        @keyframes chatDotBounce {
+          0%, 80%, 100% { transform: scale(0.6); opacity: 0.3; }
+          40% { transform: scale(1); opacity: 1; }
+        }
+        @keyframes chatTextSwap {
+          from { opacity: 0; transform: translateY(4px); }
+          to { opacity: 1; transform: translateY(0); }
+        }
+        @keyframes chatShake {
+          0%, 100% { transform: translateX(0); }
+          15% { transform: translateX(-6px); }
+          30% { transform: translateX(5px); }
+          45% { transform: translateX(-4px); }
+          60% { transform: translateX(3px); }
+          75% { transform: translateX(-1px); }
+        }
+
+        /* Custom scrollbar */
+        .chat-scrollbar::-webkit-scrollbar {
+          width: 4px;
+        }
+        .chat-scrollbar::-webkit-scrollbar-track {
+          background: transparent;
+        }
+        .chat-scrollbar::-webkit-scrollbar-thumb {
+          background: rgba(255, 255, 255, 0.08);
+          border-radius: 4px;
+        }
+        .chat-scrollbar::-webkit-scrollbar-thumb:hover {
+          background: rgba(255, 255, 255, 0.16);
+        }
+        .chat-scrollbar {
+          scrollbar-width: thin;
+          scrollbar-color: rgba(255, 255, 255, 0.08) transparent;
+        }
+      `}</style>
     </div>
   );
 }