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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>Rohan - 3D AI Assistant</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r128/three.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/three@0.128.0/examples/js/loaders/GLTFLoader.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/three@0.128.0/examples/js/controls/OrbitControls.min.js"></script>
    <style>
        #model-container {
            width: 300px;
            height: 300px;
            margin: 0 auto;
            position: relative;
        }
        
        #model-viewer {
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
            border-radius: 50%;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        
        .chat-container {
            height: 400px;
            overflow-y: auto;
            scrollbar-width: thin;
        }
        
        .chat-container::-webkit-scrollbar {
            width: 6px;
        }
        
        .chat-container::-webkit-scrollbar-thumb {
            background-color: rgba(156, 163, 175, 0.5);
            border-radius: 3px;
        }
        
        .user-message {
            animation: fadeIn 0.3s ease;
        }
        
        .ai-message {
            animation: fadeIn 0.5s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .input-container {
            box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .status-indicator {
            transition: all 0.3s ease;
        }
        
        .typing .status-indicator {
            animation: pulse 1.5s infinite;
        }
        
        @keyframes pulse {
            0%, 100% { opacity: 0.5; }
            50% { opacity: 1; }
        }
    </style>
</head>
<body class="bg-gray-50 min-h-screen flex flex-col">
    <div class="container mx-auto px-4 py-8 flex-1 flex flex-col max-w-3xl">
        <!-- Header -->
        <header class="text-center mb-8">
            <h1 class="text-4xl font-bold text-indigo-600 mb-2">Rohan</h1>
            <p class="text-gray-600">Your 3D AI assistant</p>
        </header>

        <!-- 3D Model -->
        <div class="mb-8 flex flex-col items-center">
            <div id="model-container">
                <div id="model-viewer"></div>
            </div>
            <div class="mt-4 text-center">
                <div class="status-indicator inline-block w-3 h-3 rounded-full bg-green-500 mr-2"></div>
                <span class="text-gray-600 status-text">Ready to help you</span>
            </div>
        </div>

        <!-- Chat Container -->
        <div class="chat-container bg-white rounded-lg shadow-md p-4 mb-4 flex-1">
            <div class="ai-message flex mb-4">
                <div class="flex-shrink-0 mr-3">
                    <div class="w-8 h-8 rounded-full bg-indigo-100 flex items-center justify-center">
                        <i class="fas fa-robot text-indigo-500"></i>
                    </div>
                </div>
                <div class="bg-indigo-50 rounded-lg p-3 max-w-[85%]">
                    <p class="text-gray-800">Namaste! I'm Rohan, your 3D AI assistant. How can I help you today?</p>
                </div>
            </div>
            <div id="chat-messages"></div>
        </div>

        <!-- Input Area -->
        <div class="input-container bg-white rounded-lg shadow-md p-4">
            <form id="chat-form" class="flex">
                <input 
                    type="text" 
                    id="user-input" 
                    placeholder="Ask me anything..." 
                    class="flex-1 border border-gray-300 rounded-l-lg py-2 px-4 focus:outline-none focus:ring-2 focus:ring-indigo-500 focus:border-transparent"
                    autocomplete="off"
                >
                <button 
                    type="submit" 
                    class="bg-indigo-600 hover:bg-indigo-700 text-white font-medium py-2 px-6 rounded-r-lg transition duration-200"
                >
                    Send
                </button>
            </form>
            <div class="mt-2 flex justify-between text-xs text-gray-500">
                <span>Try: "weather in Delhi" or "what's 20% of 150?"</span>
                <span id="typing-indicator" class="hidden">
                    <i class="fas fa-circle-notch fa-spin mr-1"></i> Rohan is typing...
                </span>
            </div>
        </div>
    </div>

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            // Three.js setup
            const container = document.getElementById('model-viewer');
            const scene = new THREE.Scene();
            const camera = new THREE.PerspectiveCamera(75, 1, 0.1, 1000);
            const renderer = new THREE.WebGLRenderer({ antialias: true, alpha: true });
            renderer.setSize(container.clientWidth, container.clientHeight);
            container.appendChild(renderer.domElement);
            
            // Lighting
            const ambientLight = new THREE.AmbientLight(0xffffff, 0.6);
            scene.add(ambientLight);
            
            const directionalLight = new THREE.DirectionalLight(0xffffff, 0.8);
            directionalLight.position.set(1, 1, 1);
            scene.add(directionalLight);
            
            // Controls
            const controls = new THREE.OrbitControls(camera, renderer.domElement);
            controls.enableZoom = false;
            controls.enablePan = false;
            controls.maxPolarAngle = Math.PI * 0.6;
            controls.minPolarAngle = Math.PI * 0.4;
            controls.maxAzimuthAngle = Math.PI * 0.2;
            controls.minAzimuthAngle = -Math.PI * 0.2;
            
            // Camera position
            camera.position.z = 2;
            
            // Load 3D model (using a free Indian boy model from Sketchfab)
            const loader = new THREE.GLTFLoader();
            const modelUrl = 'https://cdn.jsdelivr.net/gh/mrdoob/three.js@r128/examples/models/gltf/Parrot.glb';
            
            // For demo purposes, we'll use a placeholder model
            // In production, you would use a proper Indian boy model URL
            loader.load(
                modelUrl,
                function(gltf) {
                    const model = gltf.scene;
                    model.scale.set(0.02, 0.02, 0.02);
                    model.position.y = -0.5;
                    scene.add(model);
                    
                    // Animation loop
                    function animate() {
                        requestAnimationFrame(animate);
                        model.rotation.y += 0.005;
                        controls.update();
                        renderer.render(scene, camera);
                    }
                    animate();
                },
                undefined,
                function(error) {
                    console.error('Error loading 3D model:', error);
                    // Fallback to a simple sphere if model fails to load
                    const geometry = new THREE.SphereGeometry(1, 32, 32);
                    const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
                    const sphere = new THREE.Mesh(geometry, material);
                    scene.add(sphere);
                    
                    function animate() {
                        requestAnimationFrame(animate);
                        sphere.rotation.y += 0.01;
                        renderer.render(scene, camera);
                    }
                    animate();
                }
            );
            
            // Chat functionality
            const chatForm = document.getElementById('chat-form');
            const userInput = document.getElementById('user-input');
            const chatMessages = document.getElementById('chat-messages');
            const typingIndicator = document.getElementById('typing-indicator');
            const statusText = document.querySelector('.status-text');
            const statusIndicator = document.querySelector('.status-indicator');
            
            // Change status
            function setStatus(status, text) {
                statusIndicator.className = `status-indicator inline-block w-3 h-3 rounded-full mr-2 ${status}`;
                statusText.textContent = text;
                
                if (status === 'typing') {
                    statusIndicator.classList.add('typing');
                } else {
                    statusIndicator.classList.remove('typing');
                }
            }
            
            // Add message to chat
            function addMessage(content, isUser) {
                const messageDiv = document.createElement('div');
                messageDiv.className = `${isUser ? 'user-message' : 'ai-message'} flex mb-4 ${isUser ? 'justify-end' : ''}`;
                
                messageDiv.innerHTML = `
                    ${isUser ? '' : `
                    <div class="flex-shrink-0 mr-3">
                        <div class="w-8 h-8 rounded-full bg-indigo-100 flex items-center justify-center">
                            <i class="fas fa-robot text-indigo-500"></i>
                        </div>
                    </div>
                    `}
                    <div class="${isUser ? 'bg-indigo-100' : 'bg-indigo-50'} rounded-lg p-3 max-w-[85%]">
                        <p class="text-gray-800">${content}</p>
                    </div>
                    ${isUser ? `
                    <div class="flex-shrink-0 ml-3">
                        <div class="w-8 h-8 rounded-full bg-gray-100 flex items-center justify-center">
                            <i class="fas fa-user text-gray-500"></i>
                        </div>
                    </div>
                    ` : ''}
                `;
                
                chatMessages.appendChild(messageDiv);
                chatMessages.scrollTop = chatMessages.scrollHeight;
            }
            
            // Simulate AI response
            function getAIResponse(message) {
                return new Promise((resolve) => {
                    setTimeout(() => {
                        const lowerMsg = message.toLowerCase();
                        
                        if (lowerMsg.includes('weather') || lowerMsg.includes('temperature')) {
                            const location = message.replace(/weather|temperature|in|at/gi, '').trim();
                            resolve(`The weather in ${location || "your location"} is pleasant today! Around 30°C with moderate humidity.`);
                        } 
                        else if (lowerMsg.includes('hi') || lowerMsg.includes('hello') || lowerMsg.includes('namaste')) {
                            resolve("Namaste! How can I assist you today?");
                        }
                        else if (lowerMsg.includes('how are you')) {
                            resolve("I'm doing great, dhanyavaad for asking! What can I do for you?");
                        }
                        else if (lowerMsg.includes('thank') || lowerMsg.includes('dhanyavaad')) {
                            resolve("You're most welcome! Let me know if you need anything else.");
                        }
                        else if (lowerMsg.includes('+') || lowerMsg.includes('-') || lowerMsg.includes('*') || lowerMsg.includes('/') || lowerMsg.includes('math') || lowerMsg.includes('%')) {
                            try {
                                const result = eval(message.replace(/[^-()\d/*+.]/g, ''));
                                resolve(`The answer is ${result}.`);
                            } catch {
                                resolve("I couldn't calculate that. Could you please rephrase your math question?");
                            }
                        }
                        else if (lowerMsg.includes('time')) {
                            const now = new Date();
                            resolve(`The current time is ${now.toLocaleTimeString()}.`);
                        }
                        else if (lowerMsg.includes('india') || lowerMsg.includes('bharat')) {
                            resolve("India is a beautiful country with diverse culture, languages, and traditions. It's known for its rich history, delicious food, and warm hospitality!");
                        }
                        else {
                            resolve(`I understand you're asking about "${message}". Here's what I found: This is a simulated response. In a real app, I'd provide a detailed answer to your question.`);
                        }
                    }, 1500);
                });
            }
            
            // Handle form submission
            chatForm.addEventListener('submit', async function(e) {
                e.preventDefault();
                const message = userInput.value.trim();
                
                if (!message) return;
                
                // Add user message
                addMessage(message, true);
                userInput.value = '';
                
                // Show typing indicator
                setStatus('bg-yellow-500 typing', 'Thinking...');
                typingIndicator.classList.remove('hidden');
                
                // Get AI response
                try {
                    const response = await getAIResponse(message);
                    
                    // Hide typing indicator
                    typingIndicator.classList.add('hidden');
                    
                    // Set appropriate status
                    if (response.includes('Namaste') || response.includes('welcome') || response.includes('pleasant')) {
                        setStatus('bg-green-500', 'Happy to help!');
                    } else if (response.includes('understand') || response.includes('rephrase') || response.includes('think')) {
                        setStatus('bg-blue-500', 'Processing...');
                    } else if (response.includes('couldn\'t') || response.includes('sorry')) {
                        setStatus('bg-red-500', 'Having trouble');
                    } else {
                        setStatus('bg-green-500', 'Ready to help');
                    }
                    
                    // Add AI response
                    addMessage(response, false);
                } catch (error) {
                    typingIndicator.classList.add('hidden');
                    setStatus('bg-red-500', 'Error occurred');
                    addMessage("Something went wrong. Please try again.", false);
                    console.error(error);
                }
            });
            
            // Focus input on load
            userInput.focus();
            
            // Resize handler
            window.addEventListener('resize', function() {
                camera.aspect = 1;
                camera.updateProjectionMatrix();
                renderer.setSize(container.clientWidth, container.clientHeight);
            });
        });
    </script>
<p style="border-radius: 8px; text-align: center; font-size: 12px; color: #fff; margin-top: 16px;position: fixed; left: 8px; bottom: 8px; z-index: 10; background: rgba(0, 0, 0, 0.8); padding: 4px 8px;">Made with <img src="https://enzostvs-deepsite.hf.space/logo.svg" alt="DeepSite Logo" style="width: 16px; height: 16px; vertical-align: middle;display:inline-block;margin-right:3px;filter:brightness(0) invert(1);"><a href="https://enzostvs-deepsite.hf.space" style="color: #fff;text-decoration: underline;" target="_blank" >DeepSite</a> - 🧬 <a href="https://enzostvs-deepsite.hf.space?remix=m-Kairo/chatbot" style="color: #fff;text-decoration: underline;" target="_blank" >Remix</a></p></body>
</html>