/*
 * ASML Workers Union Initiative - Modal Styles
 * Accessible modal dialogs for legal documents and contact forms
 * Includes focus management and keyboard navigation support
 */

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    backdrop-filter: blur(4px);
}

.modal-overlay.show {
    display: flex;
    animation: fadeIn 0.3s ease-out;
}

.modal-overlay.hide {
    animation: fadeOut 0.3s ease-out forwards;
}

/* Modal Content Container */
.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease-out;
}

/* Modal Header */
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--asml-lighter-blue);
    flex-shrink: 0;
}

.modal-header h2 {
    color: var(--asml-blue);
    margin: 0;
    font-size: var(--font-size-2xl);
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
    padding: var(--spacing-xs);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.modal-close:hover {
    color: var(--text-dark);
    background-color: var(--border-color);
}

.modal-close:focus {
    outline: 2px solid var(--asml-blue);
    outline-offset: 2px;
}

/* Modal Body */
.modal-body {
    padding: var(--spacing-xl);
    overflow-y: auto;
    flex: 1;
    line-height: 1.7;
}

.modal-body h3 {
    color: var(--asml-blue);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.modal-body h3:first-child {
    margin-top: 0;
}

.modal-body h4 {
    color: var(--text-dark);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-body p {
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.modal-body ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.modal-body li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.modal-body strong {
    color: var(--text-dark);
    font-weight: 600;
}

/* Modal Links */
.modal-body a {
    color: var(--asml-blue);
    text-decoration: none;
    font-weight: 500;
}

.modal-body a:hover {
    text-decoration: underline;
}

.modal-body a:focus {
    outline: 2px solid var(--asml-blue);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Warrant Canary Styling */
.warrant-canary {
    background-color: #FFF9E6;
    border: 2px solid var(--warning-orange);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.warrant-canary h4 {
    color: var(--warning-orange);
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
}

.warrant-canary p {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.warrant-canary .last-updated {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

/* Contact Form in Modals */
.modal-contact-form {
    background: var(--background-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin: var(--spacing-lg) 0;
    border: 1px solid var(--border-color);
}

.modal-contact-form h4 {
    color: var(--asml-blue);
    margin-bottom: var(--spacing-md);
    margin-top: 0;
}

.modal-contact-form .form-group {
    margin-bottom: var(--spacing-md);
}

.modal-contact-form label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
    font-size: var(--font-size-sm);
}

.modal-contact-form input[type="text"],
.modal-contact-form input[type="email"],
.modal-contact-form textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-family: inherit;
    transition: border-color 0.2s ease;
}

.modal-contact-form input:focus,
.modal-contact-form textarea:focus {
    outline: none;
    border-color: var(--asml-blue);
    box-shadow: 0 0 0 2px rgba(15, 35, 140, 0.1);
}

.modal-contact-form textarea {
    resize: vertical;
    min-height: 100px;
}

.modal-contact-form button {
    background: var(--asml-blue);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-family: inherit;
    transition: all 0.2s ease;
}

.modal-contact-form button:hover {
    background: var(--asml-light-blue);
    transform: translateY(-1px);
}

.modal-contact-form button:focus {
    outline: 2px solid var(--asml-blue);
    outline-offset: 2px;
}

.modal-contact-form button:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    transform: none;
}

/* Contact Form Checkbox */
.modal-contact-form .checkbox-group {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.modal-contact-form .checkbox-group input[type="checkbox"] {
    width: auto;
    margin-right: var(--spacing-sm);
    margin-top: 0.15rem;
    cursor: pointer;
}

.modal-contact-form .checkbox-group label {
    margin-bottom: 0;
    cursor: pointer;
    font-weight: normal;
    line-height: 1.4;
}

/* Contact Fields Toggle in Modal */
.modal-contact-fields {
    display: none;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.modal-contact-fields.visible {
    display: block;
    animation: slideDown 0.2s ease-out;
}

/* Modal Form Messages */
.modal-form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
}

.modal-form-message.success {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #10B981;
}

.modal-form-message.error {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #EF4444;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
        max-height: 0;
    }
    to {
        opacity: 1;
        transform: translateY(0);
        max-height: 200px;
    }
}

/* Responsive Modal Design */
@media (max-width: 768px) {
    .modal-overlay {
        padding: var(--spacing-sm);
    }
    
    .modal-content {
        max-height: 95vh;
        border-radius: var(--radius-md);
    }
    
    .modal-header {
        padding: var(--spacing-lg);
    }
    
    .modal-header h2 {
        font-size: var(--font-size-xl);
    }
    
    .modal-body {
        padding: var(--spacing-lg);
    }
    
    .modal-contact-form {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .modal-overlay {
        padding: var(--spacing-xs);
    }
    
    .modal-header {
        padding: var(--spacing-md);
    }
    
    .modal-header h2 {
        font-size: var(--font-size-lg);
    }
    
    .modal-body {
        padding: var(--spacing-md);
    }
    
    .modal-body h3 {
        font-size: var(--font-size-lg);
    }
    
    .modal-body h4 {
        font-size: var(--font-size-base);
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .modal-overlay {
        background-color: rgba(0, 0, 0, 0.8);
    }
    
    .modal-content {
        border: 3px solid var(--text-dark);
    }
    
    .modal-header {
        border-bottom-width: 3px;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .modal-overlay.show {
        animation: none;
    }
    
    .modal-overlay.hide {
        animation: none;
    }
    
    .modal-content {
        animation: none;
    }
    
    .modal-contact-fields.visible {
        animation: none;
    }
    
    .modal-contact-form button:hover {
        transform: none;
    }
}

/* Focus Management */
.modal-overlay[aria-hidden="true"] {
    display: none;
}

.modal-overlay[aria-hidden="false"] {
    display: flex;
}

/* Scrollbar Styling for Modal Body */
.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--background-light);
    border-radius: var(--radius-sm);
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}