Initial commit: Markov Economics Simulation App

app/templates/error.html

@@ -0,0 +1,35 @@
+{% extends "base.html" %}
+
+{% block content %}
+<div class="row justify-content-center">
+    <div class="col-md-6">
+        <div class="text-center">
+            <div class="card shadow">
+                <div class="card-body p-5">
+                    <div class="mb-4">
+                        <i class="text-danger" style="font-size: 4rem;">❌</i>
+                    </div>
+                    
+                    <h2 class="card-title text-danger">Oops!</h2>
+                    <p class="card-text lead">{{ error_message }}</p>
+                    
+                    <div class="mt-4">
+                        <a href="{{ url_for('main.index') }}" class="btn btn-primary btn-lg me-2">
+                            🏠 Go Home
+                        </a>
+                        <button onclick="history.back()" class="btn btn-outline-secondary">
+                            ← Go Back
+                        </button>
+                    </div>
+                    
+                    <div class="mt-4">
+                        <small class="text-muted">
+                            If this problem persists, the simulation may have encountered an unexpected error.
+                        </small>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}