decorated the frontend

frontend/src/App.css

@@ -1,3 +1,9 @@
+* {
+  margin: 0;
+  padding: 0;
+  box-sizing: border-box;
+}
+
 .App {
   text-align: center;
 }
@@ -22,6 +28,22 @@
   justify-content: center;
   font-size: calc(10px + 2vmin);
   color: white;
+  text-align: center;
+  padding: 2rem 1rem;
+  color: white;
+  background: rgba(0, 0, 0, 0.1);
+  backdrop-filter: blur(10px);
+}
+
+.App-header h1 {
+  font-size: 2.5rem;
+  margin-bottom: 0.5rem;
+  font-weight: 700;
+}
+
+.App-header p {
+  font-size: 1.1rem;
+  opacity: 0.9;
 }
 
 .App-link {
@@ -36,3 +58,421 @@
     transform: rotate(360deg);
   }
 }
+
+/* Progress Steps */
+.progress-container {
+  padding: 2rem 1rem;
+  display: flex;
+  justify-content: center;
+}
+
+.progress-steps {
+  display: flex;
+  align-items: center;
+  gap: 2rem;
+  background: white;
+  padding: 1rem 2rem;
+  border-radius: 50px;
+  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
+}
+
+.step {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 0.5rem;
+  opacity: 0.5;
+  transition: all 0.3s ease;
+}
+
+.step.active {
+  opacity: 1;
+}
+
+.step-number {
+  width: 40px;
+  height: 40px;
+  border-radius: 50%;
+  background: #e0e0e0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-weight: 600;
+  transition: all 0.3s ease;
+}
+
+.step.active .step-number {
+  background: linear-gradient(135deg, #667eea, #764ba2);
+  color: white;
+}
+
+.step-label {
+  font-size: 0.9rem;
+  font-weight: 500;
+  white-space: nowrap;
+}
+
+/* Main Content */
+.main-content {
+  max-width: 1200px;
+  margin: 0 auto;
+  padding: 0 1rem 2rem;
+}
+
+.content-section {
+  background: white;
+  border-radius: 15px;
+  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.1);
+  margin-bottom: 1.5rem;
+  overflow: hidden;
+  transition: all 0.3s ease;
+}
+
+.content-section.collapsed {
+  background: rgba(255, 255, 255, 0.7);
+}
+
+.section-header {
+  padding: 1.5rem 2rem;
+  background: linear-gradient(135deg, #f8f9ff, #e8ecff);
+  border-bottom: 1px solid #e0e0e0;
+  cursor: pointer;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  transition: all 0.3s ease;
+}
+
+.section-header:hover {
+  background: linear-gradient(135deg, #f0f4ff, #dde4ff);
+}
+
+.section-header h2 {
+  font-size: 1.3rem;
+  color: #333;
+  font-weight: 600;
+}
+
+.toggle-icon {
+  font-size: 1.2rem;
+  color: #666;
+  transition: transform 0.3s ease;
+}
+
+.section-content {
+  padding: 2rem;
+}
+
+.content-section.collapsed .section-content {
+  display: none;
+}
+
+/* Puzzle Selection */
+.puzzle-selector {
+  margin-bottom: 2rem;
+}
+
+.puzzle-selector label {
+  display: block;
+  margin-bottom: 0.5rem;
+  font-weight: 500;
+  color: #555;
+}
+
+.input-group {
+  display: flex;
+  gap: 1rem;
+  align-items: center;
+}
+
+.number-input {
+  padding: 0.75rem 1rem;
+  border: 2px solid #e0e0e0;
+  border-radius: 8px;
+  font-size: 1rem;
+  width: 150px;
+  transition: border-color 0.3s ease;
+}
+
+.number-input:focus {
+  outline: none;
+  border-color: #667eea;
+  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
+}
+
+.puzzle-display {
+  display: grid;
+  grid-template-columns: 1fr 1fr;
+  gap: 2rem;
+}
+
+@media (max-width: 768px) {
+  .puzzle-display {
+    grid-template-columns: 1fr;
+  }
+}
+
+.puzzle-text, .expected-solution {
+  background: #f8f9fa;
+  border-radius: 10px;
+  padding: 1.5rem;
+}
+
+.puzzle-text h3, .expected-solution h3 {
+  margin-bottom: 1rem;
+  color: #333;
+  font-size: 1.1rem;
+}
+
+.text-display, .json-display {
+  background: white;
+  border-radius: 8px;
+  padding: 1rem;
+  border: 1px solid #e0e0e0;
+  white-space: pre-wrap;
+  max-height: 300px;
+  overflow-y: auto;
+  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
+  font-size: 0.9rem;
+  line-height: 1.5;
+}
+
+/* System Configuration */
+.sys-content-editor h3 {
+  margin-bottom: 0.5rem;
+  color: #333;
+}
+
+.description {
+  margin-bottom: 1rem;
+  color: #666;
+  line-height: 1.6;
+}
+
+.sys-content-textarea {
+  width: 100%;
+  min-height: 300px;
+  padding: 1rem;
+  border: 2px solid #e0e0e0;
+  border-radius: 8px;
+  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
+  font-size: 0.9rem;
+  line-height: 1.5;
+  resize: vertical;
+  transition: border-color 0.3s ease;
+}
+
+.sys-content-textarea:focus {
+  outline: none;
+  border-color: #667eea;
+  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
+}
+
+/* Buttons */
+.btn {
+  padding: 0.75rem 1.5rem;
+  border: none;
+  border-radius: 8px;
+  font-size: 1rem;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.3s ease;
+  text-decoration: none;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  gap: 0.5rem;
+}
+
+.btn:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+}
+
+.btn-primary {
+  background: linear-gradient(135deg, #667eea, #764ba2);
+  color: white;
+  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
+}
+
+.btn-primary:hover:not(:disabled) {
+  transform: translateY(-2px);
+  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
+}
+
+.btn-secondary {
+  background: #6c757d;
+  color: white;
+}
+
+.btn-secondary:hover:not(:disabled) {
+  background: #5a6268;
+  transform: translateY(-1px);
+}
+
+.btn-outline {
+  background: transparent;
+  color: #667eea;
+  border: 2px solid #667eea;
+}
+
+.btn-outline:hover:not(:disabled) {
+  background: #667eea;
+  color: white;
+}
+
+.solve-btn {
+  font-size: 1.1rem;
+  padding: 1rem 2rem;
+  width: 100%;
+  max-width: 300px;
+  margin: 0 auto;
+  display: flex;
+}
+
+.solve-btn.loading {
+  animation: pulse 2s infinite;
+}
+
+@keyframes pulse {
+  0%, 100% { opacity: 1; }
+  50% { opacity: 0.7; }
+}
+
+/* Results */
+.solve-section {
+  text-align: center;
+  margin-bottom: 2rem;
+}
+
+.result-summary {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+  gap: 1rem;
+  margin-bottom: 2rem;
+}
+
+.result-item {
+  background: #f8f9fa;
+  padding: 1rem;
+  border-radius: 8px;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.result-label {
+  font-weight: 500;
+  color: #555;
+}
+
+.result-value {
+  font-weight: 600;
+}
+
+.result-value.success {
+  color: #28a745;
+}
+
+.result-value.error {
+  color: #dc3545;
+}
+
+.result-value.pending {
+  color: #ffc107;
+}
+
+.issues-section, .code-section {
+  margin-top: 2rem;
+}
+
+.issues-section h3, .code-section h3 {
+  margin-bottom: 1rem;
+  color: #333;
+}
+
+.issues-display, .code-display {
+  background: #f8f9fa;
+  border: 1px solid #e0e0e0;
+  border-radius: 8px;
+  padding: 1rem;
+  max-height: 400px;
+  overflow-y: auto;
+}
+
+.code-display {
+  background: #282c34;
+  color: #abb2bf;
+}
+
+.code-display pre {
+  margin: 0;
+  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
+  font-size: 0.9rem;
+  line-height: 1.5;
+}
+
+/* Navigation */
+.navigation {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  max-width: 1200px;
+  margin: 0 auto;
+  padding: 2rem 1rem;
+}
+
+.step-indicator {
+  color: white;
+  font-weight: 500;
+  background: rgba(255, 255, 255, 0.2);
+  padding: 0.5rem 1rem;
+  border-radius: 20px;
+  backdrop-filter: blur(10px);
+}
+
+/* Responsive Design */
+@media (max-width: 768px) {
+  .app-header h1 {
+    font-size: 2rem;
+  }
+  
+  .progress-steps {
+    flex-direction: column;
+    gap: 1rem;
+  }
+  
+  .step {
+    flex-direction: row;
+    gap: 1rem;
+  }
+  
+  .section-content {
+    padding: 1rem;
+  }
+  
+  .input-group {
+    flex-direction: column;
+    align-items: stretch;
+  }
+  
+  .navigation {
+    flex-direction: column;
+    gap: 1rem;
+  }
+}
+
+@media (max-width: 480px) {
+  .main-content {
+    padding: 0 0.5rem 1rem;
+  }
+  
+  .section-header {
+    padding: 1rem;
+  }
+  
+  .btn {
+    padding: 0.5rem 1rem;
+    font-size: 0.9rem;
+  }
+}

frontend/src/App.js

@@ -1,5 +1,5 @@
-// frontend/src/App.js
 import React, { useState, useEffect } from 'react';
+import './App.css';
 
 function App() {
   // For puzzle index and puzzle data
@@ -17,6 +17,14 @@ function App() {
   const [isSolving, setIsSolving] = useState(false);
   const [problematicConstraints, setProblematicConstraints] = useState("");
 
+  // UI state
+  const [currentStep, setCurrentStep] = useState(1);
+  const [expandedSections, setExpandedSections] = useState({
+    puzzle: true,
+    sysContent: false,
+    result: false
+  });
+
   // Frontend fetch sysContent in default
   useEffect(() => {
     fetch(`/default_sys_content`)
@@ -60,6 +68,8 @@ function App() {
     };
 
     setIsSolving(true);
+    setCurrentStep(3);
+    setExpandedSections({...expandedSections, result: true});
 
     fetch(`/solve`, {
       method: "POST",
@@ -84,52 +94,215 @@ function App() {
     });
   };
 
+  const toggleSection = (section) => {
+    setExpandedSections({
+      ...expandedSections,
+      [section]: !expandedSections[section]
+    });
+  };
+
+  const nextStep = () => {
+    if (currentStep < 3) {
+      setCurrentStep(currentStep + 1);
+      if (currentStep === 1) {
+        setExpandedSections({puzzle: false, sysContent: true, result: false});
+      } else if (currentStep === 2) {
+        setExpandedSections({puzzle: false, sysContent: false, result: true});
+      }
+    }
+  };
+
+  const prevStep = () => {
+    if (currentStep > 1) {
+      setCurrentStep(currentStep - 1);
+      if (currentStep === 2) {
+        setExpandedSections({puzzle: true, sysContent: false, result: false});
+      } else if (currentStep === 3) {
+        setExpandedSections({puzzle: false, sysContent: true, result: false});
+      }
+    }
+  };
+
   return (
-    <div style={{ margin: 20 }}>
-      <h1>Zebra Puzzle Demo</h1>
-
-      <div style={{ marginBottom: 20 }}>
-        <label>Choose puzzle index (0 - 999): </label>
-        <input
-          type="number"
-          value={puzzleIndex}
-          onChange={(e) => setPuzzleIndex(Number(e.target.value))}
-          min={0}
-          max={999}
-        />
-        <button onClick={() => setPuzzleIndex(puzzleIndex)}>Load Puzzle</button>
-      </div>
+    <div className="app-container">
+      <header className="app-header">
+        <h1>🦓 Zebra Puzzle Solver</h1>
+        <p>Solve complex logic puzzles using AI-powered constraint satisfaction</p>
+      </header>
 
-      <div style={{ marginBottom: 20 }}>
-        <h3>Puzzle Text</h3>
-        <pre>{puzzleText}</pre>
-        <h3>Expected Solution</h3>
-        <pre>{JSON.stringify(expectedSolution, null, 2)}</pre>
+      {/* Progress Steps */}
+      <div className="progress-container">
+        <div className="progress-steps">
+          <div className={`step ${currentStep >= 1 ? 'active' : ''}`}>
+            <div className="step-number">1</div>
+            <div className="step-label">Select Puzzle</div>
+          </div>
+          <div className={`step ${currentStep >= 2 ? 'active' : ''}`}>
+            <div className="step-number">2</div>
+            <div className="step-label">Configure System</div>
+          </div>
+          <div className={`step ${currentStep >= 3 ? 'active' : ''}`}>
+            <div className="step-number">3</div>
+            <div className="step-label">Solve & Results</div>
+          </div>
+        </div>
       </div>
 
-      <div style={{ marginBottom: 20 }}>
-        <h3>sys_content</h3>
-        <textarea
-          rows={10}
-          cols={80}
-          value={sysContent}
-          onChange={(e) => setSysContent(e.target.value)}
-        />
-      </div>
+      <main className="main-content">
+        {/* Step 1: Puzzle Selection */}
+        <section className={`content-section ${expandedSections.puzzle ? 'expanded' : 'collapsed'}`}>
+          <div className="section-header" onClick={() => toggleSection('puzzle')}>
+            <h2>📋 Puzzle Selection</h2>
+            <span className="toggle-icon">{expandedSections.puzzle ? '▼' : '▶'}</span>
+          </div>
+          
+          {expandedSections.puzzle && (
+            <div className="section-content">
+              <div className="puzzle-selector">
+                <label htmlFor="puzzle-index">Choose puzzle index (0 - 999):</label>
+                <div className="input-group">
+                  <input
+                    id="puzzle-index"
+                    type="number"
+                    value={puzzleIndex}
+                    onChange={(e) => setPuzzleIndex(Number(e.target.value))}
+                    min={0}
+                    max={999}
+                    className="number-input"
+                  />
+                  <button 
+                    onClick={() => setPuzzleIndex(puzzleIndex)} 
+                    className="btn btn-secondary"
+                  >
+                    Load Puzzle
+                  </button>
+                </div>
+              </div>
 
-      <div style={{ marginBottom: 20 }}>
-        <button onClick={handleSolve} disabled={isSolving}>Solve Puzzle with LLM</button>
-      </div>
+              <div className="puzzle-display">
+                <div className="puzzle-text">
+                  <h3>📄 Puzzle Text</h3>
+                  <div className="text-display">
+                    {puzzleText || "Loading puzzle..."}
+                  </div>
+                </div>
 
-      <div>
-        <h2>Result</h2>
-        <p>Success: {executionSuccess === null ? "N/A" : executionSuccess ? "✅" : "❌"}</p>
-        <p>Attempts: {attempts}</p>
-        <h3>Issues</h3>
-        <pre>{problematicConstraints}</pre>
-        <h3>Generated Code</h3>
-        <pre>{generatedCode}</pre>
-      </div>
+                <div className="expected-solution">
+                  <h3>🎯 Expected Solution</h3>
+                  <div className="json-display">
+                    {expectedSolution ? (
+                      <pre>{JSON.stringify(expectedSolution, null, 2)}</pre>
+                    ) : (
+                      "Loading solution..."
+                    )}
+                  </div>
+                </div>
+              </div>
+            </div>
+          )}
+        </section>
+
+        {/* Step 2: System Configuration */}
+        <section className={`content-section ${expandedSections.sysContent ? 'expanded' : 'collapsed'}`}>
+          <div className="section-header" onClick={() => toggleSection('sysContent')}>
+            <h2>⚙️ System Configuration</h2>
+            <span className="toggle-icon">{expandedSections.sysContent ? '▼' : '▶'}</span>
+          </div>
+          
+          {expandedSections.sysContent && (
+            <div className="section-content">
+              <div className="sys-content-editor">
+                <h3>📝 System Content</h3>
+                <p className="description">
+                  Edit the system prompt that will guide the AI in solving the puzzle:
+                </p>
+                <textarea
+                  value={sysContent}
+                  onChange={(e) => setSysContent(e.target.value)}
+                  className="sys-content-textarea"
+                  placeholder="Enter system content..."
+                />
+              </div>
+            </div>
+          )}
+        </section>
+
+        {/* Step 3: Solve & Results */}
+        <section className={`content-section ${expandedSections.result ? 'expanded' : 'collapsed'}`}>
+          <div className="section-header" onClick={() => toggleSection('result')}>
+            <h2>🚀 Solve & Results</h2>
+            <span className="toggle-icon">{expandedSections.result ? '▼' : '▶'}</span>
+          </div>
+          
+          {expandedSections.result && (
+            <div className="section-content">
+              <div className="solve-section">
+                <button 
+                  onClick={handleSolve} 
+                  disabled={isSolving || !puzzleText || !expectedSolution}
+                  className={`btn btn-primary solve-btn ${isSolving ? 'loading' : ''}`}
+                >
+                  {isSolving ? '🔄 Solving...' : '🧠 Solve Puzzle with AI'}
+                </button>
+              </div>
+
+              <div className="results-section">
+                <div className="result-summary">
+                  <div className="result-item">
+                    <span className="result-label">Status:</span>
+                    <span className={`result-value ${executionSuccess === true ? 'success' : executionSuccess === false ? 'error' : 'pending'}`}>
+                      {executionSuccess === null ? "⏳ Pending" : executionSuccess ? "✅ Success" : "❌ Failed"}
+                    </span>
+                  </div>
+                  <div className="result-item">
+                    <span className="result-label">Attempts:</span>
+                    <span className="result-value">{attempts}</span>
+                  </div>
+                </div>
+
+                {problematicConstraints && (
+                  <div className="issues-section">
+                    <h3>⚠️ Issues & Analysis</h3>
+                    <div className="issues-display">
+                      <pre>{problematicConstraints}</pre>
+                    </div>
+                  </div>
+                )}
+
+                {generatedCode && (
+                  <div className="code-section">
+                    <h3>💻 Generated Code</h3>
+                    <div className="code-display">
+                      <pre><code>{generatedCode}</code></pre>
+                    </div>
+                  </div>
+                )}
+              </div>
+            </div>
+          )}
+        </section>
+      </main>
+
+      {/* Navigation */}
+      <nav className="navigation">
+        <button 
+          onClick={prevStep} 
+          disabled={currentStep <= 1}
+          className="btn btn-outline"
+        >
+          ← Previous
+        </button>
+        <span className="step-indicator">
+          Step {currentStep} of 3
+        </span>
+        <button 
+          onClick={nextStep} 
+          disabled={currentStep >= 3}
+          className="btn btn-outline"
+        >
+          Next →
+        </button>
+      </nav>
     </div>
   );
 }