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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Local LLM Chat</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <script src="https://unpkg.com/feather-icons"></script>
    <script src="https://cdn.jsdelivr.net/npm/feather-icons/dist/feather.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/animejs/lib/anime.iife.min.js"></script>
    <style>
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .message-animation {
            animation: fadeIn 0.3s ease-out forwards;
        }
        .chat-container {
            height: calc(100vh - 160px);
        }
        .typing-indicator::after {
            content: '...';
            animation: typing 1.5s infinite;
        }
        @keyframes typing {
            0% { content: '.'; }
            33% { content: '..'; }
            66% { content: '...'; }
        }
    </style>
</head>
<body class="bg-gray-50 text-gray-800 font-sans">
    <div class="max-w-4xl mx-auto h-screen flex flex-col">
        <!-- Header -->
        <header class="bg-white shadow-sm py-4 px-6 flex items-center justify-between">
            <div class="flex items-center space-x-3">
                <div class="w-10 h-10 rounded-full bg-gradient-to-r from-purple-500 to-blue-500 flex items-center justify-center">
                    <i data-feather="cpu" class="text-white"></i>
                </div>
                <h1 class="text-xl font-semibold">Local LLM Chat</h1>
            </div>
            <button class="p-2 rounded-full hover:bg-gray-100 transition-colors">
                <i data-feather="settings" class="text-gray-500"></i>
            </button>
        </header>

        <!-- Chat Area -->
        <div class="chat-container overflow-y-auto p-6 space-y-4 flex-1">
            <!-- Welcome Message -->
            <div class="flex justify-start" data-aos="fade-right">
                <div class="max-w-xs md:max-w-md lg:max-w-lg bg-white rounded-2xl p-4 shadow-sm">
                    <div class="flex items-start space-x-2">
                        <div class="w-8 h-8 rounded-full bg-gray-200 flex items-center justify-center">
                            <i data-feather="cpu" class="text-gray-600 w-4 h-4"></i>
                        </div>
                        <div>
                            <p class="text-sm font-medium text-gray-700">Local LLM</p>
                            <p class="text-gray-600 mt-1">Hello! I'm your local AI assistant. How can I help you today?</p>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Example User Message -->
            <div class="flex justify-end" data-aos="fade-left">
                <div class="max-w-xs md:max-w-md lg:max-w-lg bg-blue-500 text-white rounded-2xl p-4 shadow-sm">
                    <p>What can you do?</p>
                </div>
            </div>

            <!-- Example AI Response -->
            <div class="flex justify-start">
                <div class="max-w-xs md:max-w-md lg:max-w-lg bg-white rounded-2xl p-4 shadow-sm">
                    <div class="flex items-start space-x-2">
                        <div class="w-8 h-8 rounded-full bg-gray-200 flex items-center justify-center">
                            <i data-feather="cpu" class="text-gray-600 w-4 h-4"></i>
                        </div>
                        <div>
                            <p class="text-sm font-medium text-gray-700">Local LLM</p>
                            <p class="text-gray-600 mt-1">I can answer questions, help with creative writing, summarize text, and much more - all running locally on your machine for privacy.</p>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Typing Indicator (hidden by default) -->
            <div id="typing-indicator" class="flex justify-start hidden">
                <div class="max-w-xs md:max-w-md lg:max-w-lg bg-white rounded-2xl p-4 shadow-sm">
                    <div class="flex items-start space-x-2">
                        <div class="w-8 h-8 rounded-full bg-gray-200 flex items-center justify-center">
                            <i data-feather="cpu" class="text-gray-600 w-4 h-4"></i>
                        </div>
                        <div>
                            <p class="text-sm font-medium text-gray-700">Local LLM</p>
                            <p class="text-gray-600 mt-1 typing-indicator">Thinking</p>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Input Area -->
        <div class="bg-white border-t border-gray-200 p-4">
            <form id="chat-form" class="flex items-center space-x-2">
                <div class="flex-1 relative">
                    <input 
                        id="message-input" 
                        type="text" 
                        placeholder="Type your message..." 
                        class="w-full px-4 py-3 rounded-full border border-gray-300 focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent transition-all"
                        autocomplete="off"
                    >
                    <button type="button" class="absolute right-3 top-3 text-gray-400 hover:text-blue-500">
                        <i data-feather="paperclip"></i>
                    </button>
                </div>
                <button 
                    type="submit" 
                    class="w-12 h-12 rounded-full bg-gradient-to-r from-purple-500 to-blue-500 text-white flex items-center justify-center hover:opacity-90 transition-opacity"
                >
                    <i data-feather="send"></i>
                </button>
            </form>
            <p class="text-xs text-gray-500 mt-2 text-center">Your conversations stay on your device</p>
        </div>
    </div>

    <script>
        feather.replace();
        
        // Simple chat functionality
        const chatForm = document.getElementById('chat-form');
        const messageInput = document.getElementById('message-input');
        const chatContainer = document.querySelector('.chat-container');
        const typingIndicator = document.getElementById('typing-indicator');

        chatForm.addEventListener('submit', function(e) {
            e.preventDefault();
            const message = messageInput.value.trim();
            if (!message) return;

            // Add user message
            addMessage(message, 'user');
            messageInput.value = '';

            // Show typing indicator
            typingIndicator.classList.remove('hidden');
            chatContainer.scrollTop = chatContainer.scrollHeight;

            // Simulate AI response after delay
            setTimeout(() => {
                typingIndicator.classList.add('hidden');
                addMessage(getRandomResponse(), 'ai');
            }, 1500 + Math.random() * 2000);
        });

        function addMessage(text, sender) {
            const messageDiv = document.createElement('div');
            messageDiv.classList.add('flex', 'message-animation');
            
            if (sender === 'user') {
                messageDiv.classList.add('justify-end');
                messageDiv.innerHTML = `
                    <div class="max-w-xs md:max-w-md lg:max-w-lg bg-blue-500 text-white rounded-2xl p-4 shadow-sm">
                        <p>${text}</p>
                    </div>
                `;
            } else {
                messageDiv.classList.add('justify-start');
                messageDiv.innerHTML = `
                    <div class="max-w-xs md:max-w-md lg:max-w-lg bg-white rounded-2xl p-4 shadow-sm">
                        <div class="flex items-start space-x-2">
                            <div class="w-8 h-8 rounded-full bg-gray-200 flex items-center justify-center">
                                <i data-feather="cpu" class="text-gray-600 w-4 h-4"></i>
                            </div>
                            <div>
                                <p class="text-sm font-medium text-gray-700">Local LLM</p>
                                <p class="text-gray-600 mt-1">${text}</p>
                            </div>
                        </div>
                    </div>
                `;
            }

            chatContainer.appendChild(messageDiv);
            chatContainer.scrollTop = chatContainer.scrollHeight;
            feather.replace();
        }

        function getRandomResponse() {
            const responses = [
                "That's an interesting question. Based on my training data, I would say...",
                "I can help with that. Here's what I know about this topic...",
                "Great question! The answer depends on several factors...",
                "I'm glad you asked. This is a complex topic, but in summary...",
                "Let me think about that for a moment. My analysis suggests..."
            ];
            return responses[Math.floor(Math.random() * responses.length)];
        }
    </script>
</body>
</html>