{% extends 'auth/base.html' %}
{% load static %}

{% block title %}Password Reset - {{ block.super }}{% endblock %}

{% block content %}
<div class="reset-container">
    <div class="reset-card">
        <div class="logo-container">
                <img src="{% static 'images/dark.png' %}" alt="Adtlas Logo" class="logo-img mb-2">
            <p>Reset Your Password</p>
        </div>
                
        <form method="post" id="passwordResetForm">
            {% csrf_token %}
            
            {% if form.non_field_errors %}
                <div class="error-message">
                    <i class="fas fa-exclamation-circle me-2"></i>
                    {{ form.non_field_errors.0 }}
                </div>
            {% endif %}
            
            <div class="form-floating">
                <input type="email" 
                       class="form-control {% if form.email.errors %}is-invalid{% endif %}" 
                       id="{{ form.email.id_for_label }}"
                       name="{{ form.email.name }}"
                       value="{{ form.email.value|default:'' }}"
                       placeholder="Email Address"
                       required>
                <label for="{{ form.email.id_for_label }}">
                    <i class="fas fa-envelope me-2"></i>Email Address
                </label>
                {% if form.email.errors %}
                    <div class="invalid-feedback">
                        {{ form.email.errors.0 }}
                    </div>
                {% endif %}
            </div>
                    
            <div class="d-grid mb-4">
                <button type="submit" class="btn btn-reset" id="resetBtn">
                    <span class="btn-text">
                        <i class="fas fa-paper-plane me-2"></i>Send Reset Instructions
                    </span>
                    <span class="btn-loading d-none">
                        <span class="loading me-2"></span>Sending...
                    </span>
                </button>
            </div>
        </form>
                
        <div class="divider">
            <span>or</span>
        </div>
        
        <div class="text-center">
            <p class="login-link">
                <a href="{% url 'auth:login' %}" class="text-decoration-none">
                    <i class="fas fa-arrow-left me-1"></i>Back to Login
                </a>
            </p>
        </div>
        
        <!-- Security Badge -->
        <div class="security-badge">
            <small>
                <i class="fas fa-lock me-1"></i>
                We'll send you a secure link to reset your password
            </small>
        </div>
    </div>
</div>
{% endblock %}

{% block extra_css %}
<style>
    .reset-container {
        min-height: 100vh;
        background: linear-gradient(135deg, var(--primary-color, #667eea) 0%, var(--secondary-color, #764ba2) 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20px;
        position: relative;
        overflow: hidden;
    }
    
    .reset-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="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
        pointer-events: none;
    }
    
    .reset-card {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        border-radius: 24px;
        box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.2);
        padding: 48px;
        width: 100%;
        max-width: 480px;
        border: 1px solid rgba(255, 255, 255, 0.2);
        position: relative;
        z-index: 1;
        animation: fadeInUp 0.6s ease-out;
    }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .logo-container {
        text-align: center;
        margin-bottom: 40px;
    }
    
    .logo-container h1 {
        color: #2c3e50;
        font-weight: 700;
        margin-bottom: 12px;
        font-size: 2.5rem;
        background: linear-gradient(135deg, #2c3e50, #34495e);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    
    .logo-container p {
        color: #64748b;
        margin: 0;
        font-size: 1.1rem;
        font-weight: 500;
    }
    
    .form-floating {
        position: relative;
        margin-bottom: 24px;
    }
    
    .form-floating > .form-control {
        height: 58px;
        padding: 20px 16px 8px 16px;
        border: 2px solid #e2e8f0;
        border-radius: 12px;
        font-size: 16px;
        transition: all 0.3s ease;
        background: rgba(255, 255, 255, 0.8);
    }
    
    .form-floating > .form-control:focus {
        border-color: var(--primary-color, #667eea);
        box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
        background: rgba(255, 255, 255, 0.95);
    }
    
    .form-floating > label {
        position: absolute;
        top: 50%;
        left: 16px;
        transform: translateY(-50%);
        font-size: 16px;
        color: #64748b;
        pointer-events: none;
        transition: all 0.3s ease;
        background: transparent;
        padding: 0;
        font-weight: 500;
    }
    
    .form-floating > .form-control:focus ~ label,
    .form-floating > .form-control:not(:placeholder-shown) ~ label {
        top: 12px;
        font-size: 12px;
        color: var(--primary-color, #667eea);
        transform: translateY(0);
        font-weight: 600;
    }
    
    .btn-reset {
        background: linear-gradient(135deg, var(--primary-color, #667eea), var(--secondary-color, #764ba2));
        border: none;
        color: white;
        padding: 16px 32px;
        border-radius: 12px;
        font-size: 16px;
        font-weight: 600;
        transition: all 0.3s ease;
        position: relative;
        overflow: hidden;
        text-transform: none;
        letter-spacing: 0.5px;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    }
    
    .btn-reset:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
        background: linear-gradient(135deg, #5a67d8, #6b46c1);
    }
    
    .btn-reset:active {
        transform: translateY(0);
    }
    
    .btn-reset.loading {
        pointer-events: none;
    }
    
    .loading {
        display: inline-block;
        width: 16px;
        height: 16px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        border-top-color: white;
        animation: spin 1s ease-in-out infinite;
    }
    
    @keyframes spin {
        to { transform: rotate(360deg); }
    }
    
    .divider {
        position: relative;
        text-align: center;
        margin: 32px 0;
    }
    
    .divider::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 0;
        right: 0;
        height: 1px;
        background: linear-gradient(90deg, transparent, #e2e8f0, transparent);
    }
    
    .divider span {
        background: rgba(255, 255, 255, 0.95);
        padding: 0 20px;
        color: #64748b;
        font-size: 14px;
        font-weight: 500;
    }
    
    .login-link {
        color: #64748b;
        font-size: 15px;
        margin: 0;
    }
    
    .login-link a {
        color: var(--primary-color, #667eea);
        font-weight: 600;
        transition: all 0.3s ease;
    }
    
    .login-link a:hover {
        color: var(--secondary-color, #764ba2);
        text-decoration: underline !important;
    }
    
    .error-message {
        background: linear-gradient(135deg, #fee2e2, #fecaca);
        border: 1px solid #fca5a5;
        color: #dc2626;
        padding: 16px;
        border-radius: 12px;
        margin-bottom: 24px;
        font-size: 14px;
        font-weight: 500;
        display: flex;
        align-items: center;
        animation: slideDown 0.3s ease-out;
    }
    
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .security-badge {
        text-align: center;
        margin-top: 32px;
        padding: 16px;
        background: rgba(34, 197, 94, 0.1);
        border-radius: 12px;
        border: 1px solid rgba(34, 197, 94, 0.2);
    }
    
    .security-badge small {
        color: #059669;
        font-weight: 500;
    }
    
    .ripple {
        position: absolute;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.6);
        transform: scale(0);
        animation: ripple-animation 0.6s linear;
        pointer-events: none;
    }
    
    @keyframes ripple-animation {
        to {
            transform: scale(4);
            opacity: 0;
        }
    }
    
    @media (max-width: 576px) {
        .reset-card {
            padding: 32px 24px;
            margin: 16px;
            border-radius: 20px;
        }
        
        .logo-container h1 {
            font-size: 2rem;
        }
        
        .form-floating > .form-control {
            height: 54px;
            padding: 18px 14px 6px 14px;
        }
        
        .btn-reset {
            padding: 14px 28px;
            font-size: 15px;
        }
    }
</style>
{% endblock %}

{% block extra_js %}
<script>
document.addEventListener('DOMContentLoaded', function() {
    const passwordResetForm = document.getElementById('passwordResetForm');
    const resetBtn = document.getElementById('resetBtn');
    const emailField = document.getElementById('{{ form.email.id_for_label }}');
    
    // Email validation
    emailField.addEventListener('input', function() {
        const email = this.value.trim();
        
        if (email.length === 0) {
            this.classList.remove('is-valid', 'is-invalid');
            return;
        }
        
        // Basic email validation
        const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
        if (emailRegex.test(email)) {
            this.classList.remove('is-invalid');
            this.classList.add('is-valid');
        } else {
            this.classList.remove('is-valid');
            this.classList.add('is-invalid');
        }
    });
    
    // Enhanced form submission with loading state and validation
    passwordResetForm.addEventListener('submit', function(e) {
        const email = emailField.value.trim();
        
        if (!email) {
            showAlert('Please enter your email address.', 'danger');
            e.preventDefault();
            return;
        }
        
        // Basic email validation
        const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
        if (!emailRegex.test(email)) {
            showAlert('Please enter a valid email address.', 'danger');
            e.preventDefault();
            return;
        }
        
        // Show loading state with ripple effect
        const btnText = resetBtn.querySelector('.btn-text');
        const btnLoading = resetBtn.querySelector('.btn-loading');
        
        btnText.classList.add('d-none');
        btnLoading.classList.remove('d-none');
        resetBtn.disabled = true;
        resetBtn.classList.add('loading');
        
        // Add ripple effect
        createRipple(e, resetBtn);
        
        // Show success message after form submission
        setTimeout(function() {
            if (!passwordResetForm.querySelector('.error-message')) {
                showSuccessMessage(email);
            } else {
                // Re-enable button if there was an error
                btnText.classList.remove('d-none');
                btnLoading.classList.add('d-none');
                resetBtn.disabled = false;
                resetBtn.classList.remove('loading');
            }
        }, 1000);
    });
    
    // Create ripple effect
    function createRipple(event, element) {
        const ripple = document.createElement('span');
        const rect = element.getBoundingClientRect();
        const size = Math.max(rect.width, rect.height);
        const x = event.clientX - rect.left - size / 2;
        const y = event.clientY - rect.top - size / 2;
        
        ripple.style.width = ripple.style.height = size + 'px';
        ripple.style.left = x + 'px';
        ripple.style.top = y + 'px';
        ripple.classList.add('ripple');
        
        element.appendChild(ripple);
        
        setTimeout(() => {
            ripple.remove();
        }, 600);
    }
    
    function showSuccessMessage(email) {
        const resetCard = document.querySelector('.reset-card');
        resetCard.innerHTML = `
            <div class="text-center">
                <div class="logo-container">
                    <i class="fas fa-check-circle fa-4x text-success mb-4"></i>
                    <h1 class="text-success mb-3">Email Sent!</h1>
                    <p class="mb-4">
                        If an account with the email <strong>${email}</strong> exists, 
                        you'll receive password reset instructions shortly.
                    </p>
                </div>
                
                <div class="security-badge mb-4">
                    <small>
                        <i class="fas fa-info-circle me-2"></i>
                        <strong>Next steps:</strong><br>
                        Check your email → Click the reset link → Create new password → Sign in
                    </small>
                </div>
                
                <div class="d-grid gap-2">
                    <a href="{% url 'auth:login' %}" class="btn btn-reset">
                        <i class="fas fa-sign-in-alt me-2"></i>Back to Login
                    </a>
                    <button class="btn btn-outline-secondary" onclick="location.reload()">
                        <i class="fas fa-redo me-1"></i>Send Another Email
                    </button>
                </div>
            </div>
        `;
    }
    
    function showAlert(message, type) {
        // Remove existing alerts
        const existingAlerts = document.querySelectorAll('.error-message');
        existingAlerts.forEach(alert => alert.remove());
        
        const alertDiv = document.createElement('div');
        alertDiv.className = 'error-message';
        alertDiv.innerHTML = `
            <i class="fas fa-exclamation-circle me-2"></i>
            ${message}
        `;
        
        const form = document.getElementById('passwordResetForm');
        form.insertBefore(alertDiv, form.firstChild);
        
        // Auto-hide after 5 seconds
        setTimeout(() => {
            alertDiv.style.opacity = '0';
            alertDiv.style.transform = 'translateY(-10px)';
            setTimeout(() => {
                alertDiv.remove();
            }, 300);
        }, 5000);
    }
    
    // Auto-focus on email input
    if (emailField) {
        emailField.focus();
    }
    
    // Add keyboard shortcuts
    document.addEventListener('keydown', function(e) {
        // Enter to submit form
        if (e.key === 'Enter' && document.activeElement === emailField) {
            e.preventDefault();
            passwordResetForm.submit();
        }
        
        // Escape to go back to login
        if (e.key === 'Escape') {
            window.location.href = '{% url "auth:login" %}';
        }
    });
    
    // Enhanced input interactions
    emailField.addEventListener('focus', function() {
        this.parentElement.classList.add('focused');
    });
    
    emailField.addEventListener('blur', function() {
        this.parentElement.classList.remove('focused');
    });
    
    emailField.addEventListener('input', function() {
        if (this.value.trim()) {
            this.classList.remove('is-invalid');
        }
    });
});
</script>
{% endblock %}