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<!DOCTYPE html>
<html>
<head>
    <title>Surf Spot Finder (Animated Workflow Simulation)</title>
    <style>
        :root {
            --primary-color: #00d230; /* theme.primaryColor */
            --background-color: #FFFFFF; /* theme.backgroundColor */
            --secondary-background-color: #F0F2F6; /* theme.secondaryBackgroundColor */
            --text-color: #161616; /* theme.textColor */
            --font-family: "sans serif", Arial, sans-serif;
            --sidebar-width: 360px;
            --border-radius: 6px;
            --input-border-color: #ccc;
            --input-focus-border-color: var(--primary-color);
        }
        body { 
            display: flex;
            flex-direction: column;
            font-family: var(--font-family);
            background-color: var(--background-color);
            color: var(--text-color);
            margin: 0;
            height: 100vh;
            overflow: hidden;
        }
        .app-header {
            padding: 10px 20px;
            background-color: var(--secondary-background-color);
            border-bottom: 1px solid #ddd;
            font-size: 1.2em;
            color: var(--primary-color);
            text-align: center;
        }
        .app-container {
            display: flex;
            flex-grow: 1;
            overflow: hidden;
        }

        /* Animation Controls */
        #animation-controls { 
            padding: 15px 20px; 
            background-color: #e0f7fa; 
            border-bottom: 1px solid #b2ebf2;
            display: flex;
            align-items: center;
            gap: 15px;
        }
        #animation-controls button { background-color: #00796b; }
        #animation-controls button:hover:not(:disabled) { background-color: #004d40; }
        #animation-status { font-style: italic; color: #004d40; }

        /* Sidebar */
        .sidebar {
            width: var(--sidebar-width);
            min-width: var(--sidebar-width);
            background-color: var(--secondary-background-color);
            padding: 20px;
            overflow-y: auto;
            border-right: 1px solid #ddd;
        }
        .sidebar h3 { color: var(--primary-color); margin-top: 0; border-bottom: 1px solid #ddd; padding-bottom: 5px;}
        .sidebar .st-input-container, .sidebar .st-selectbox-container, .sidebar .st-date-input-container, .sidebar .st-time-input-container, .sidebar .st-checkbox-container {
            margin-bottom: 18px;
        }
        .sidebar label {
            display: block;
            margin-bottom: 5px;
            font-size: 0.9em;
            font-weight: bold;
        }
        .sidebar input[type="text"], .sidebar input[type="number"], .sidebar input[type="date"], .sidebar select {
            width: 100%;
            padding: 8px 10px;
            border-radius: var(--border-radius);
            border: 1px solid var(--input-border-color);
            box-sizing: border-box;
            font-family: var(--font-family);
        }
        .sidebar input:focus, .sidebar select:focus {
            border-color: var(--input-focus-border-color);
            box-shadow: 0 0 0 2px rgba(0, 210, 48, 0.2);
            outline: none;
        }
        .sidebar .st-button {
            width: 100%;
            padding: 10px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-size: 1em;
            transition: background-color 0.2s;
        }
        .sidebar .st-button:hover:not(:disabled) { background-color: #00a020; }
        .sidebar .st-button:disabled { background-color: #ccc; cursor: not-allowed; }
        .sidebar .st-expander {
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            margin-bottom: 15px;
            background-color: #fff;
        }
        .sidebar .st-expander-header {
            padding: 10px;
            cursor: pointer;
            font-weight: bold;
            border-bottom: 1px solid #eee;
            display: flex; justify-content: space-between; align-items: center;
        }
        .sidebar .st-expander-header::after { content: 'β–Ό'; font-size: 0.8em; }
        .sidebar .st-expander.expanded .st-expander-header::after { content: 'β–²'; }
        .sidebar .st-expander-content {
            padding: 10px;
            display: none; /* Toggled by JS */
        }
        .sidebar .st-expander.expanded .st-expander-content { display: block; }
        .sidebar .st-data-editor { border: 1px solid #ccc; padding: 5px; min-height: 80px; background-color: #f9f9f9; font-size:0.9em; }

        /* Main Content Area */
        .main-content {
            flex-grow: 1;
            padding: 25px;
            overflow-y: auto;
        }
        .main-content h1, .main-content h2, .main-content h3 {
            color: #1B365D; /* From previous simulation, good for headers */
        }
        .main-content .st-info, .main-content .st-success, .main-content .st-error, .main-content .st-code, .main-content .st-status {
            padding: 12px 15px;
            margin: 15px 0;
            border-radius: var(--border-radius);
            border-left-width: 5px;
            border-left-style: solid;
        }
        .main-content .st-info { background-color: #e7f3fe; border-left-color: #2196F3; }
        .main-content .st-success { background-color: #e8f5e9; border-left-color: #4CAF50; }
        .main-content .st-error { background-color: #ffebee; border-left-color: #f44336; }
        .main-content .st-code { background-color: #f5f5f5; border: 1px solid #e0e0e0; padding: 10px; white-space: pre-wrap; font-family: monospace;}
        .main-content .st-status { background-color: #fff8e1; border-left-color: #ffc107; }
        .main-content .st-expander {
            border: 1px solid #ddd; border-radius: var(--border-radius); margin: 20px 0;
        }
        .main-content .st-expander-header {
            padding: 12px 15px; cursor: pointer; font-weight: bold; background-color: #f9f9f9;
            border-bottom: 1px solid #eee; display: flex; justify-content: space-between; align-items: center;
        }
        .main-content .st-expander-header::after { content: 'β–Ό'; font-size: 0.8em; }
        .main-content .st-expander.expanded .st-expander-header::after { content: 'β–²'; }
        .main-content .st-expander-content { padding: 15px; display: none; }
        .main-content .st-expander.expanded .st-expander-content { display: block; }

        .results-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin-bottom: 20px;}
        .trace-span { border: 1px solid #eee; padding: 10px; margin-bottom: 10px; border-radius: var(--border-radius); }
        .trace-span-header { display: flex; justify-content: space-between; font-weight: bold; margin-bottom: 5px; }
        .trace-span-status-ok { color: green; }
        .trace-span-status-error { color: red; }
        .trace-span-details { font-size: 0.9em; color: #555; white-space: pre-wrap; word-break: break-all;}

        .evaluation-results-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
        .progress-bar-container { background-color: #e0e0e0; border-radius: var(--border-radius); overflow: hidden; height: 20px; margin: 5px 0;}
        .progress-bar { background-color: var(--primary-color); height: 100%; width: 0%; transition: width 0.5s ease-out; }


        /* Animation specific styles */
        .sim-focus { border-color: var(--primary-color) !important; box-shadow: 0 0 0 3px rgba(0, 210, 48, 0.3) !important; }
        .sim-active-button { background-color: #00a020 !important; transform: scale(0.98); }
        .sim-selectbox-option { background-color: #e0ffe0 !important; }
        .sim-expander-toggle { background-color: #f0f0f0; }
        .gif-simulation-overlay {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background-color: rgba(0,0,0,0.5); color: white;
            display: flex; flex-direction: column; justify-content: center; align-items: center;
            z-index: 1000; font-size: 1.5em;
        }
        .gif-simulation-overlay .progress-bar-container { width: 50%; margin-top: 20px; }
    </style>
</head>
<body>
    <div class="app-header">πŸ„ Surf Spot Finder - Animated Simulation</div>
    <div id="animation-controls">
        <button id="start-animation-btn">Run Full Workflow Animation</button>
        <button id="download-gif-btn">Download GIF (Simulated)</button>
        <span id="animation-status"></span>
    </div>
    <div class="app-container">
        <div class="sidebar" id="sidebar">
            <!-- Sidebar content will be rendered here by JS -->
        </div>
        <div class="main-content" id="main-content">
            <!-- Main content will be rendered here by JS -->
        </div>
    </div>

    <script>
        // --- State Variables ---
        let simState = {
            location: "Los Angeles California, US",
            maxDrivingHours: 2,
            date: new Date(new Date().setDate(new Date().getDate() + 1)), // Tomorrow
            time: "09:00",
            framework: "OPENAI", // Default, assuming AgentFramework.OPENAI.name
            modelId: "openai/gpt-4.1-mini",
            evalModelId: "openai/gpt-4o",
            evalCheckpoints: [
                { criteria: "Agent considered at least three surf spots", points: 1, id: "cp1" },
                { criteria: "Agent gathered wind forecasts", points: 1, id: "cp2" },
            ],
            runEvaluation: true,
            // For agent run
            currentQuery: "",
            agentTraceSpans: [],
            finalAgentOutput: "",
            executionTime: 0,
            estimatedCost: 0,
            totalTokens: 0,
            evaluationResults: null
        };
        let isAnimating = false;
        let currentStatusMessages = [];

        // --- DOM Elements ---
        const animationStatusEl = document.getElementById('animation-status');
        const sidebarEl = document.getElementById('sidebar');
        const mainContentEl = document.getElementById('main-content');
        const startAnimationBtn = document.getElementById('start-animation-btn');
        const downloadGifBtn = document.getElementById('download-gif-btn');

        // --- Helper & Simulation Functions ---
        async function simulateDelay(ms) { /* ... as before ... */ 
            if (!isAnimating) return; 
            return new Promise(resolve => setTimeout(resolve, ms));
        }
        async function simulateType(element, text, charDelay = 50) { /* ... as before ... */ 
             if (!isAnimating) { element.value = text; return; }
            element.classList.add('sim-focus');
            element.value = '';
            for (const char of text) {
                element.value += char;
                await simulateDelay(charDelay + Math.random() * 10);
            }
            element.classList.remove('sim-focus');
        }
        async function simulateClick(buttonElement, actionDelay = 200) { /* ... as before ... */
            if (!isAnimating) return;
            buttonElement.classList.add('sim-active-button');
            await simulateDelay(actionDelay);
            buttonElement.classList.remove('sim-active-button');
            await simulateDelay(50);
        }
         async function simulateSelect(selectElement, value, displayDelay = 500) {
            if (!isAnimating) { selectElement.value = value; return; }
            selectElement.classList.add('sim-focus');
            // Briefly show each option leading up to the target for visual effect
            const options = Array.from(selectElement.options);
            const targetIndex = options.findIndex(opt => opt.value === value);
            if (targetIndex === -1) {
                console.warn(`Value ${value} not found in select`);
                selectElement.value = value; // try to set it anyway
                selectElement.classList.remove('sim-focus');
                return;
            }
            for (let i = 0; i <= targetIndex; i++) {
                selectElement.value = options[i].value;
                options[i].classList.add('sim-selectbox-option');
                await simulateDelay(50 + Math.random()*20);
                if (i < targetIndex) options[i].classList.remove('sim-selectbox-option');
            }
            await simulateDelay(displayDelay);
            options[targetIndex].classList.remove('sim-selectbox-option');
            selectElement.classList.remove('sim-focus');
        }
        async function simulateCheckbox(checkboxElement, checked, displayDelay = 300) {
            if (!isAnimating) { checkboxElement.checked = checked; return; }
            checkboxElement.classList.add('sim-focus');
            await simulateDelay(displayDelay / 2);
            checkboxElement.checked = checked;
            await simulateDelay(displayDelay / 2);
            checkboxElement.classList.remove('sim-focus');
        }
        async function simulateExpanderToggle(expanderHeaderElement, expand = true) {
            if (!isAnimating) {
                const content = expanderHeaderElement.nextElementSibling;
                expanderHeaderElement.parentElement.classList.toggle('expanded', expand);
                if (content) content.style.display = expand ? 'block' : 'none';
                return;
            }
            expanderHeaderElement.classList.add('sim-expander-toggle');
            await simulateDelay(200);
            const content = expanderHeaderElement.nextElementSibling;
            expanderHeaderElement.parentElement.classList.toggle('expanded', expand);
             if (content) content.style.display = expand ? 'block' : 'none';
            await simulateDelay(200);
            expanderHeaderElement.classList.remove('sim-expander-toggle');
        }
        function downloadFile(filename, content, mimeType) { /* ... as before ... */ 
            const blob = new Blob([content], { type: mimeType });
            const url = URL.createObjectURL(blob);
            const a = document.createElement('a');
            a.href = url;
            a.download = filename;
            document.body.appendChild(a);
            a.click();
            URL.revokeObjectURL(url);
            document.body.removeChild(a);
            if(!isAnimating) alert(`Simulated download: ${filename}`);
        }


        // --- UI Rendering Functions ---
        function renderSidebar() {
            // Simplified: In a real Streamlit app, these are Python calls. Here, we build HTML.
            sidebarEl.innerHTML = `
                <h3>Configuration</h3>
                <div class="st-input-container">
                    <label for="sim-location">Enter a location</label>
                    <input type="text" id="sim-location" value="${simState.location}">
                    <div id="sim-location-status" style="font-size:0.8em; text-align:right;"></div>
                </div>
                <div class="st-input-container">
                    <label for="sim-maxDrivingHours">Enter the maximum driving hours</label>
                    <input type="number" id="sim-maxDrivingHours" value="${simState.maxDrivingHours}" min="1">
                </div>
                <div style="display: flex; gap: 10px;">
                    <div class="st-date-input-container" style="flex:2;">
                        <label for="sim-date">Select a date</label>
                        <input type="date" id="sim-date" value="${simState.date.toISOString().split('T')[0]}">
                    </div>
                    <div class="st-time-input-container" style="flex:1;">
                        <label for="sim-time">Select a time</label>
                        <select id="sim-time">
                            ${Array.from({length: 24}, (_, i) => i).map(h => 
                                `<option value="${String(h).padStart(2, '0')}:00" ${simState.time === `${String(h).padStart(2, '0')}:00` ? 'selected' : ''}>${String(h).padStart(2, '0')}:00</option>`
                            ).join('')}
                        </select>
                    </div>
                </div>
                <div class="st-selectbox-container">
                    <label for="sim-framework">Select the agent framework to use</label>
                    <select id="sim-framework">
                        <option value="ANYAGENT" ${simState.framework === 'ANYAGENT' ? 'selected':''}>ANYAGENT</option>
                        <option value="OPENAI" ${simState.framework === 'OPENAI' ? 'selected':''}>OPENAI</option>
                        <option value="LANGCHAIN" ${simState.framework === 'LANGCHAIN' ? 'selected':''}>LANGCHAIN</option>
                    </select>
                </div>
                <div class="st-selectbox-container">
                    <label for="sim-modelId">Select the model to use</label>
                    <select id="sim-modelId">
                        <option value="openai/gpt-4.1-nano" ${simState.modelId === 'openai/gpt-4.1-nano' ? 'selected':''}>openai/gpt-4.1-nano</option>
                        <option value="openai/gpt-4.1-mini" ${simState.modelId === 'openai/gpt-4.1-mini' ? 'selected':''}>openai/gpt-4.1-mini</option>
                        <option value="openai/gpt-4o" ${simState.modelId === 'openai/gpt-4o' ? 'selected':''}>openai/gpt-4o</option>
                    </select>
                </div>
                <div class="st-expander" id="sim-eval-expander">
                    <div class="st-expander-header" onclick="toggleExpander('sim-eval-expander')">Custom Evaluation</div>
                    <div class="st-expander-content">
                        <div class="st-selectbox-container">
                            <label for="sim-evalModelId">Evaluation Model</label>
                            <select id="sim-evalModelId">
                               <option value="openai/gpt-4.1-mini" ${simState.evalModelId === 'openai/gpt-4.1-mini' ? 'selected':''}>openai/gpt-4.1-mini</option>
                               <option value="openai/gpt-4o" ${simState.evalModelId === 'openai/gpt-4o' ? 'selected':''}>openai/gpt-4o</option>
                            </select>
                        </div>
                        <label>Checkpoints (Simplified Edit):</label>
                        <div class="st-data-editor" id="sim-evalCheckpoints">
                            ${simState.evalCheckpoints.map(cp => `<div>- ${cp.criteria} (${cp.points} pts) <input type="text" value="${cp.criteria}" data-id="${cp.id}" class="sim-checkpoint-crit"><input type="number" value="${cp.points}" data-id="${cp.id}" class="sim-checkpoint-pts" style="width:50px;"></div>`).join('')}
                        </div>
                         <div class="st-checkbox-container">
                            <input type="checkbox" id="sim-runEvaluation" ${simState.runEvaluation ? 'checked' : ''}>
                            <label for="sim-runEvaluation">Run Evaluation</label>
                        </div>
                    </div>
                </div>
                <button class="st-button" id="sim-run-agent-btn">Run Agent πŸ€–</button>
            `;
            // Add event listeners for manual interaction (if not animating)
            document.getElementById('sim-run-agent-btn').onclick = () => { if (!isAnimating) manualRunAgent(); };
            // More listeners for inputs can be added if full manual mode is desired
        }
        
        function toggleExpander(expanderId) { // For manual clicks
            if (isAnimating) return;
            const expander = document.getElementById(expanderId);
            expander.classList.toggle('expanded');
            const content = expander.querySelector('.st-expander-content');
            if (content) content.style.display = expander.classList.contains('expanded') ? 'block' : 'none';
        }

        function renderInitialMainContent() {
            mainContentEl.innerHTML = `
                <h1>πŸ„ Surf Spot Finder</h1>
                <p>Find the best surfing spots based on your location and preferences! This is a simulation of the <a href="#" target="_blank" rel="noopener noreferrer">[Original Github Repo]</a>.</p>
                <div class="st-info">πŸ‘ˆ Configure your search parameters in the sidebar and click Run Agent to start (or run the full animation)!</div>
                <h3>πŸ› οΈ Available Tools (Simulated)</h3>
                <div class="st-expander">
                    <div class="st-expander-header" onclick="toggleExpander(this.parentElement)">🌀️ Weather Tools</div>
                    <div class="st-expander-content">
                        <p><strong>get_wind_forecast:</strong> Gets wind conditions for a spot.</p>
                        <p><strong>get_wave_forecast:</strong> Gets wave conditions for a spot.</p>
                    </div>
                </div>
                <div class="st-expander">
                    <div class="st-expander-header" onclick="toggleExpander(this.parentElement)">πŸ“ Location Tools</div>
                    <div class="st-expander-content">
                        <p><strong>get_area_lat_lon:</strong> Converts area name to lat/lon.</p>
                        <p><strong>get_surfing_spots:</strong> Finds surf spots near lat/lon.</p>
                        <p><strong>driving_hours_to_meters:</strong> Converts driving hours to meters.</p>
                    </div>
                </div>
                 <h3>πŸ“Š Custom Evaluation</h3>
                <p>The Surf Spot Finder includes a powerful evaluation system. Configure it in the sidebar!</p>
            `;
        }

        function renderAgentRunView() {
            let html = `<h2>πŸ” Running Surf Spot Finder...</h2>`;
            html += `<div class="st-code" id="sim-query-display">Query: ${simState.currentQuery}</div>`;
            html += `<div class="st-status" id="sim-status-display">Agent is running...</div>`;
            
            // After run is complete
            if (simState.finalAgentOutput) {
                html = `<h2>πŸ„ Results</h2>`; // Overwrite "Running..."
                html += `<div class="results-grid">
                            <div class="st-info">⏱️ Execution Time: ${simState.executionTime.toFixed(2)}s</div>
                            <div class="st-info">πŸ’° Estimated Cost: $${simState.estimatedCost.toFixed(6)}</div>
                            <div class="st-info">πŸ“¦ Total Tokens: ${simState.totalTokens}</div>
                         </div>`;
                html += `<h3>Final Output</h3><div class="st-success">${simState.finalAgentOutput}</div>`;
                
                html += `<div class="st-expander expanded" id="sim-agent-trace-expander">
                            <div class="st-expander-header" onclick="toggleExpander('sim-agent-trace-expander')">🧩 Agent Trace</div>
                            <div class="st-expander-content" id="sim-agent-trace-content">
                                ${simState.agentTraceSpans.map(span => `
                                    <div class="trace-span">
                                        <div class="trace-span-header">
                                            <span>${span.name}</span>
                                            <span class="${span.status === 'OK' ? 'trace-span-status-ok' : 'trace-span-status-error'}">● ${span.status}</span>
                                        </div>
                                        <div class="trace-span-details">
                                            ${span.input ? `<strong>Input:</strong> ${JSON.stringify(span.input).substring(0,150)}...<br>` : ''}
                                            ${span.output ? `<strong>Output:</strong> ${JSON.stringify(span.output).substring(0,150)}...` : ''}
                                        </div>
                                    </div>
                                `).join('')}
                            </div>
                         </div>`;

                if (simState.runEvaluation && simState.evaluationResults) {
                    const { criteriaResults, overallScore, totalPossiblePoints } = simState.evaluationResults;
                    html += `<h2>πŸ“Š Evaluation Results</h2>
                             <div class="evaluation-results-grid">
                                <div><h4>Criteria Results</h4>
                                    ${criteriaResults.map(cr => `
                                        <div class="${cr.passed ? 'st-success' : 'st-error'}" style="margin-bottom:5px; padding:8px;">
                                            ${cr.passed ? 'βœ…' : '❌'} ${cr.criteria} (${cr.points} pts)
                                        </div>`).join('')}
                                </div>
                                <div><h4>Overall Score</h4>
                                    <h3>${overallScore} / ${totalPossiblePoints}</h3>
                                    <div class="progress-bar-container"><div class="progress-bar" style="width:${(overallScore/totalPossiblePoints)*100}%"></div></div>
                                    <strong>${((overallScore/totalPossiblePoints)*100).toFixed(1)}%</strong>
                                </div>
                             </div>`;
                }
            }
            mainContentEl.innerHTML = html;
        }

        function updateStatusDisplay(message, isRunning = true) {
            const statusEl = document.getElementById('sim-status-display');
            if (statusEl) {
                currentStatusMessages.push(message);
                if (currentStatusMessages.length > 3) currentStatusMessages.shift(); // Keep last 3
                statusEl.innerHTML = currentStatusMessages.join('<br>') + (isRunning ? '<br><em>Agent is active...</em>' : '<br><strong>Agent run finished!</strong>');
                if (!isRunning) statusEl.classList.replace('st-status', 'st-success');
            }
        }

        // --- Core Simulation Logic ---
        async function manualRunAgent() { // For manual button click
            if (isAnimating) return;
            // Gather inputs from DOM
            simState.location = document.getElementById('sim-location').value;
            simState.maxDrivingHours = parseInt(document.getElementById('sim-maxDrivingHours').value);
            simState.date = new Date(document.getElementById('sim-date').value + 'T' + document.getElementById('sim-time').value);
            simState.framework = document.getElementById('sim-framework').value;
            simState.modelId = document.getElementById('sim-modelId').value;
            simState.evalModelId = document.getElementById('sim-evalModelId').value;
            // Simplified checkpoint reading for manual
            simState.evalCheckpoints = Array.from(document.querySelectorAll('#sim-evalCheckpoints .sim-checkpoint-crit')).map((inp,idx) => ({
                id: `cp${idx+1}`,
                criteria: inp.value,
                points: parseInt(document.querySelectorAll('#sim-evalCheckpoints .sim-checkpoint-pts')[idx].value) || 1
            }));
            simState.runEvaluation = document.getElementById('sim-runEvaluation').checked;
            
            await _runAgentLogic();
        }

        async function _runAgentLogic() {
            simState.currentQuery = `Find surf spots near ${simState.location} within ${simState.maxDrivingHours} hours drive for ${simState.date.toDateString()} at ${simState.time}.`;
            simState.agentTraceSpans = [];
            simState.finalAgentOutput = "";
            simState.executionTime = 0;
            simState.estimatedCost = 0;
            simState.totalTokens = 0;
            simState.evaluationResults = null;
            currentStatusMessages = [];
            
            renderAgentRunView(); // Initial view with query and "Running..."

            const startTime = Date.now();

            // Simulate agent steps
            await simulateAgentStep("Tool: get_area_lat_lon", {location: simState.location}, {lat: 36.97, lon: -122.03}, "OK"); // Santa Cruz approx
            await simulateAgentStep("Tool: driving_hours_to_meters", {hours: simState.maxDrivingHours}, {meters: simState.maxDrivingHours * 50000}, "OK"); // Rough conversion
            await simulateAgentStep("Tool: get_surfing_spots", {lat: 36.97, lon: -122.03, radius: simState.maxDrivingHours * 50000}, {spots: ["Steamer Lane", "Cowell's Beach", "Pleasure Point"]}, "OK");
            await simulateAgentStep("Tool: get_wave_forecast", {spot: "Steamer Lane", date: simState.date.toISOString()}, {waveHeight: "4-6ft", period: "12s"}, "OK");
            await simulateAgentStep("Tool: get_wind_forecast", {spot: "Steamer Lane", date: simState.date.toISOString()}, {speed: "10mph", direction: "NW"}, "OK");
            
            simState.finalAgentOutput = `Recommended Spot: Steamer Lane. Forecast for ${simState.date.toDateString()} ${simState.time}: Waves 4-6ft (12s period), Wind 10mph NW. Other options: Cowell's Beach, Pleasure Point.`;
            simState.executionTime = (Date.now() - startTime) / 1000 + (Math.random() * 2); // Add some randomness
            simState.estimatedCost = 0.0015 + Math.random() * 0.001;
            simState.totalTokens = 1200 + Math.floor(Math.random() * 500);
            
            updateStatusDisplay("Agent finished processing.", false);

            if (simState.runEvaluation) {
                await _runEvaluationLogic();
            }
            renderAgentRunView(); // Final render with all results
        }

        async function simulateAgentStep(name, input, output, status) {
            if (!isAnimating && !document.hidden) await simulateDelay(500 + Math.random() * 500); // Only delay if visible and not animating full flow
            else if (isAnimating) await simulateDelay(300 + Math.random() * 200);

            const span = { name, input, output, status };
            simState.agentTraceSpans.push(span);
            updateStatusDisplay(`Step: ${name} (${status}) - Input: ${JSON.stringify(input).substring(0,30)}... Output: ${JSON.stringify(output).substring(0,30)}...`);
            if (isAnimating) renderAgentRunView(); // Re-render trace during animation
        }

        async function _runEvaluationLogic() {
            if (isAnimating) await simulateDelay(1000); // Simulate evaluation time
            let overallScore = 0;
            let totalPossiblePoints = 0;
            const criteriaResults = simState.evalCheckpoints.map(cp => {
                const passed = Math.random() > 0.3; // 70% chance of passing for simulation
                if (passed) overallScore += cp.points;
                totalPossiblePoints += cp.points;
                return { criteria: cp.criteria, points: cp.points, passed };
            });
            simState.evaluationResults = { criteriaResults, overallScore, totalPossiblePoints };
        }

        // --- Animation Workflow ---
        startAnimationBtn.addEventListener('click', async () => {
            if (isAnimating) {
                isAnimating = false; 
                animationStatusEl.textContent = "Animation stopped by user.";
                startAnimationBtn.textContent = "Run Full Workflow Animation";
                document.querySelectorAll('.sidebar button, .sidebar input, .sidebar select').forEach(el => el.disabled = false);
                return;
            }
            isAnimating = true;
            startAnimationBtn.textContent = "Stop Animation";
            animationStatusEl.textContent = "Animation running...";
            document.querySelectorAll('.sidebar button, .sidebar input, .sidebar select').forEach(el => el.disabled = true);
            startAnimationBtn.disabled = false; // Keep stop button enabled
            
            _resetSimStateForAnimation();
            renderSidebar(); // Initial render for animation
            renderInitialMainContent();

            try {
                await animateFullWorkflow();
                if (isAnimating) animationStatusEl.textContent = "Animation completed!";
            } catch (error) {
                if (isAnimating) { 
                    console.error("Animation error:", error);
                    animationStatusEl.textContent = "Animation encountered an error: " + error.message;
                }
            } finally {
                isAnimating = false;
                startAnimationBtn.textContent = "Run Full Workflow Animation";
                document.querySelectorAll('.sidebar button, .sidebar input, .sidebar select').forEach(el => el.disabled = false);
                startAnimationBtn.disabled = false;
            }
        });
        
        function _resetSimStateForAnimation() {
             simState = { // Reset to defaults
                location: "", maxDrivingHours: 1, date: new Date(new Date().setDate(new Date().getDate() + 2)), time: "10:00",
                framework: "ANYAGENT", modelId: "openai/gpt-4o", evalModelId: "openai/gpt-4o",
                evalCheckpoints: [ { criteria: "Agent used location tool", points: 1, id: "acp1" }, { criteria: "Agent found spots", points: 2, id: "acp2" } ],
                runEvaluation: true, currentQuery: "", agentTraceSpans: [], finalAgentOutput: "",
                executionTime: 0, estimatedCost: 0, totalTokens: 0, evaluationResults: null
            };
            currentStatusMessages = [];
        }

        async function animateFullWorkflow() {
            animationStatusEl.textContent = "Animating: Sidebar Inputs...";
            
            // Location
            const locationInput = document.getElementById('sim-location');
            await simulateType(locationInput, "Santa Cruz, California");
            simState.location = locationInput.value;
            document.getElementById('sim-location-status').textContent = 'βœ… Validated'; // Simulate validation
            await simulateDelay(300);

            // Max Driving Hours
            const hoursInput = document.getElementById('sim-maxDrivingHours');
            await simulateType(hoursInput, "1"); // Type "1"
            simState.maxDrivingHours = parseInt(hoursInput.value);
            await simulateDelay(300);

            // Date & Time (simplified selection for animation)
            const dateInput = document.getElementById('sim-date');
            const futureDate = new Date(Date.now() + 3 * 24 * 60 * 60 * 1000).toISOString().split('T')[0]; // 3 days in future
            dateInput.value = futureDate; // Just set it
            simState.date = new Date(futureDate);
            dateInput.classList.add('sim-focus'); await simulateDelay(200); dateInput.classList.remove('sim-focus');

            const timeSelect = document.getElementById('sim-time');
            await simulateSelect(timeSelect, "10:00");
            simState.time = timeSelect.value;
            simState.date.setHours(10,0,0,0); // Update date object with time

            // Framework & Model
            await simulateSelect(document.getElementById('sim-framework'), "OPENAI");
            simState.framework = document.getElementById('sim-framework').value;
            await simulateSelect(document.getElementById('sim-modelId'), "openai/gpt-4o");
            simState.modelId = document.getElementById('sim-modelId').value;

            // Custom Evaluation
            const evalExpanderHeader = document.getElementById('sim-eval-expander').firstElementChild;
            await simulateExpanderToggle(evalExpanderHeader, true); // Expand
            await simulateDelay(200);
            await simulateSelect(document.getElementById('sim-evalModelId'), "openai/gpt-4o");
            simState.evalModelId = document.getElementById('sim-evalModelId').value;
            
            // Simulate editing a checkpoint
            const firstCritInput = document.querySelector('#sim-evalCheckpoints .sim-checkpoint-crit');
            if (firstCritInput) {
                await simulateType(firstCritInput, "Agent correctly identified tide times");
                simState.evalCheckpoints[0].criteria = firstCritInput.value;
            }
            await simulateCheckbox(document.getElementById('sim-runEvaluation'), true);
            simState.runEvaluation = true;
            await simulateDelay(500);
            await simulateExpanderToggle(evalExpanderHeader, false); // Collapse
            
            animationStatusEl.textContent = "Animating: Running Agent...";
            await simulateClick(document.getElementById('sim-run-agent-btn'));
            await _runAgentLogic(); // This will handle rendering the main content

            if (isAnimating) animationStatusEl.textContent = "Animation: Workflow Complete!";
        }

        // --- GIF Download Simulation ---
        downloadGifBtn.addEventListener('click', async () => {
            if (isAnimating) {
                alert("Please stop the main animation before simulating GIF download.");
                return;
            }
            animationStatusEl.textContent = "Simulating GIF Download...";
            downloadGifBtn.disabled = true;

            const overlay = document.createElement('div');
            overlay.className = 'gif-simulation-overlay';
            overlay.innerHTML = `
                <div>πŸŽ₯ Simulating GIF Recording...</div>
                <div class="progress-bar-container" style="width:300px; height: 20px; background: #555;">
                    <div class="progress-bar" id="gif-sim-progress" style="background: lightgreen; width:0%;"></div>
                </div>
                <p style="font-size:0.7em;">(This is a placeholder. Actual GIF generation is complex.)</p>
            `;
            document.body.appendChild(overlay);
            const progressBar = document.getElementById('gif-sim-progress');

            for (let i = 0; i <= 100; i+=10) {
                progressBar.style.width = i + '%';
                await new Promise(r => setTimeout(r, 150));
            }
            
            downloadFile("simulated_animation.txt", "This is a placeholder for an animated GIF of the workflow.\nActual client-side GIF generation of complex animations is computationally intensive.", "text/plain");
            
            document.body.removeChild(overlay);
            animationStatusEl.textContent = "GIF Download Simulation Complete.";
            downloadGifBtn.disabled = false;
        });


        // --- Initial Page Load ---
        renderSidebar();
        renderInitialMainContent();

    </script>
</body>
</html>