{% extends "layouts/full_base.html" %}

{% load static %}

{% block title %}Access Forbidden - 403{% endblock %}

{% block extra_css %}
<style>
    .error-container {
        min-height: 70vh;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, #ffa726 0%, #ff7043 100%);
        border-radius: 15px;
        margin: 20px 0;
        position: relative;
        overflow: hidden;
    }
    
    .error-container::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="20" cy="80" r="0.5" fill="white" opacity="0.1"/><circle cx="90" cy="30" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
        pointer-events: none;
    }
    
    .error-content {
        text-align: center;
        color: white;
        z-index: 2;
        position: relative;
    }
    
    .error-icon {
        font-size: 6rem;
        margin-bottom: 20px;
        animation: swing 2s ease-in-out infinite;
    }
    
    .error-code {
        font-size: 8rem;
        font-weight: 900;
        margin: 0;
        text-shadow: 3px 3px 0px rgba(0,0,0,0.2);
        animation: glow 2s ease-in-out infinite alternate;
    }
    
    .error-title {
        font-size: 2.5rem;
        margin: 20px 0;
        font-weight: 600;
    }
    
    .error-description {
        font-size: 1.2rem;
        margin-bottom: 30px;
        opacity: 0.9;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
        line-height: 1.6;
    }
    
    .error-actions {
        display: flex;
        gap: 20px;
        justify-content: center;
        flex-wrap: wrap;
        margin-top: 40px;
    }
    
    .error-btn {
        padding: 15px 30px;
        border: 2px solid white;
        background: rgba(255, 255, 255, 0.1);
        color: white;
        text-decoration: none;
        border-radius: 50px;
        font-weight: 600;
        transition: all 0.3s ease;
        backdrop-filter: blur(10px);
    }
    
    .error-btn:hover {
        background: white;
        color: #ffa726;
        transform: translateY(-2px);
        box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    }
    
    .error-btn.primary {
        background: rgba(255, 255, 255, 0.2);
    }
    
    .floating-locks {
        position: absolute;
        width: 100%;
        height: 100%;
        overflow: hidden;
        z-index: 1;
    }
    
    .lock {
        position: absolute;
        color: rgba(255, 255, 255, 0.1);
        animation: float 4s ease-in-out infinite;
    }
    
    .lock:nth-child(1) {
        top: 15%;
        left: 15%;
        font-size: 2.5rem;
        animation-delay: 0s;
    }
    
    .lock:nth-child(2) {
        top: 60%;
        right: 20%;
        font-size: 2rem;
        animation-delay: 1s;
    }
    
    .lock:nth-child(3) {
        bottom: 20%;
        left: 25%;
        font-size: 3rem;
        animation-delay: 2s;
    }
    
    @keyframes swing {
        0%, 100% { transform: rotate(0deg); }
        25% { transform: rotate(10deg); }
        75% { transform: rotate(-10deg); }
    }
    
    @keyframes glow {
        from { text-shadow: 3px 3px 0px rgba(0,0,0,0.2), 0 0 20px rgba(255,255,255,0.3); }
        to { text-shadow: 3px 3px 0px rgba(0,0,0,0.2), 0 0 30px rgba(255,255,255,0.6); }
    }
    
    @keyframes float {
        0%, 100% { transform: translateY(0px) rotate(0deg); }
        50% { transform: translateY(-20px) rotate(180deg); }
    }
    
    .breadcrumb-container {
        background: rgba(248, 249, 250, 0.95);
        border-radius: 10px;
        padding: 15px;
        margin-bottom: 20px;
        backdrop-filter: blur(10px);
    }
    
    .permission-info {
        background: rgba(255, 255, 255, 0.2);
        border-radius: 10px;
        padding: 20px;
        margin-top: 30px;
        backdrop-filter: blur(10px);
    }
    
    .permission-list {
        list-style: none;
        padding: 0;
        margin: 15px 0;
    }
    
    .permission-list li {
        padding: 8px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .permission-list li:last-child {
        border-bottom: none;
    }
    
    .permission-list i {
        margin-right: 10px;
        width: 20px;
    }
    
    @media (max-width: 768px) {
        .error-code {
            font-size: 5rem;
        }
        .error-title {
            font-size: 2rem;
        }
        .error-description {
            font-size: 1rem;
            padding: 0 20px;
        }
        .error-actions {
            flex-direction: column;
            align-items: center;
        }
        .error-btn {
            width: 200px;
            text-align: center;
        }
        .error-icon {
            font-size: 4rem;
        }
    }
</style>
{% endblock extra_css %}

{% block breadcrumb %}
<div class="breadcrumb-container">
    <div class="page-header">
        <h1 class="page-title">Access Forbidden</h1>
        <div>
            <ol class="breadcrumb">
                <li class="breadcrumb-item"><a href="{% url 'core:dashboard' %}">Dashboard</a></li>
                <li class="breadcrumb-item active" aria-current="page">403 Error</li>
            </ol>
        </div>
    </div>
</div>
{% endblock %}

{% block content %}
<div class="row">
    <div class="col-12">
        <div class="error-container">
            <div class="floating-locks">
                <i class="fe fe-lock lock"></i>
                <i class="fe fe-shield-alt lock"></i>
                <i class="fe fe-key lock"></i>
            </div>
            
            <div class="error-content">
                <i class="fe fe-ban error-icon"></i>
                <h1 class="error-code">403</h1>
                <h2 class="error-title">Access Forbidden</h2>
                <p class="error-description">
                    Sorry, you don't have permission to access this resource. 
                    This area is restricted and requires proper authorization.
                </p>
                
                <div class="permission-info">
                    <h5><i class="fe fe-info-circle me-2"></i>What you can do:</h5>
                    <ul class="permission-list">
                        <li><i class="fe fe-user-check"></i>Verify you're logged in with the correct account</li>
                        <li><i class="fe fe-id-card"></i>Contact your administrator for access permissions</li>
                        <li><i class="fe fe-arrow-left"></i>Go back to the previous page</li>
                        <li><i class="fe fe-home"></i>Return to your dashboard</li>
                    </ul>
                </div>
                
                <div class="error-actions">
                    <a href="{% url 'core:dashboard' %}" class="error-btn primary">
                        <i class="fe fe-home me-2"></i>Back to Dashboard
                    </a>
                    <a href="javascript:history.back()" class="error-btn">
                        <i class="fe fe-arrow-left me-2"></i>Go Back
                    </a>
                    <a href="{% url 'auth:login' %}" class="error-btn">
                        <i class="fe fe-sign-in-alt me-2"></i>Login Again
                    </a>
                </div>
            </div>
        </div>
        
        <!-- User Information -->
        <div class="card mt-4">
            <div class="card-body">
                <div class="row">
                    <div class="col-md-6">
                        <h5 class="card-title">Your Account Information</h5>
                        <ul class="list-unstyled">
                            <li><strong>Username:</strong> {{ user.username|default:"Not logged in" }}</li>
                            <li><strong>User Type:</strong> {{ user.get_user_type_display|default:"Guest" }}</li>
                            <li><strong>Login Status:</strong> 
                                {% if user.is_authenticated %}
                                    <span class="badge bg-success">Authenticated</span>
                                {% else %}
                                    <span class="badge bg-danger">Not Authenticated</span>
                                {% endif %}
                            </li>
                        </ul>
                    </div>
                    <div class="col-md-6">
                        <h5 class="card-title">Need Help?</h5>
                        <p class="card-text">
                            If you believe you should have access to this resource, please contact your system administrator.
                        </p>
                        <div class="d-flex gap-2">
                            <a href="mailto:admin@yourcompany.com" class="btn btn-outline-primary btn-sm">
                                <i class="fe fe-envelope me-1"></i>Contact Admin
                            </a>
                            <a href="#" class="btn btn-outline-secondary btn-sm">
                                <i class="fe fe-question-circle me-1"></i>Help Center
                            </a>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        
        <!-- Common Reasons Section -->
        <div class="card mt-4">
            <div class="card-header">
                <h5 class="mb-0">Common Reasons for Access Denial</h5>
            </div>
            <div class="card-body">
                <div class="row">
                    <div class="col-md-6">
                        <h6><i class="fe fe-user-times text-warning me-2"></i>Authentication Issues</h6>
                        <ul>
                            <li>You're not logged in</li>
                            <li>Your session has expired</li>
                            <li>Using wrong credentials</li>
                        </ul>
                    </div>
                    <div class="col-md-6">
                        <h6><i class="fe fe-shield-alt text-danger me-2"></i>Permission Issues</h6>
                        <ul>
                            <li>Insufficient user privileges</li>
                            <li>Account not activated</li>
                            <li>Resource requires higher access level</li>
                        </ul>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
{% endblock content %}

{% block extra_js %}
<script>
    document.addEventListener('DOMContentLoaded', function() {
        // Check if user is authenticated and show appropriate message
        const isAuthenticated = {{ user.is_authenticated|yesno:"true,false" }};
        
        if (!isAuthenticated) {
            // Show login suggestion for unauthenticated users
            const loginBtn = document.querySelector('a[href*="login"]');
            if (loginBtn) {
                loginBtn.classList.add('btn-pulse');
                loginBtn.style.animation = 'pulse 2s ease-in-out infinite';
            }
        }
        
        // Add interactive elements
        document.querySelectorAll('.error-btn').forEach(btn => {
            btn.addEventListener('mouseenter', function() {
                this.style.transform = 'translateY(-3px) scale(1.05)';
            });
            
            btn.addEventListener('mouseleave', function() {
                this.style.transform = 'translateY(0) scale(1)';
            });
        });
        
        // Auto-suggest login if user is not authenticated
        if (!isAuthenticated) {
            setTimeout(() => {
                if (confirm('You are not logged in. Would you like to go to the login page?')) {
                    window.location.href = '{% url "auth:login" %}';
                }
            }, 5000);
        }
    });
</script>

<style>
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(255, 255, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}
</style>
{% endblock extra_js %}