/*
 * ASML Workers Union Initiative - Form Styles
 * Comprehensive form styling with accessibility and validation support
 * Includes Turnstile integration and responsive design
 */

/* Form Container */
.registration-form {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    max-width: 600px;
    margin: 0 auto;
}

.form-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--asml-blue);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* Form Layout */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.form-group {
    margin-bottom: var(--spacing-sm);
    position: relative;
}

/* Form Labels */
label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
    font-size: var(--font-size-base);
}

label[for]:after {
    content: " *";
    color: var(--error-red);
    font-weight: normal;
}

label[for]:not([for$="required"]):after {
    content: "";
}

/* Form Inputs */
input[type="text"],
input[type="email"],
select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: all 0.3s ease;
    background-color: white;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus {
    outline: none;
    border-color: var(--asml-blue);
    box-shadow: 0 0 0 3px rgba(15, 35, 140, 0.1);
}

input[type="text"]:disabled,
input[type="email"]:disabled,
select:disabled {
    background-color: var(--background-light);
    border-color: var(--text-muted);
    color: var(--text-light);
    cursor: not-allowed;
}

/* Placeholder styling */
input::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

/* Select dropdown styling */
select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

select:focus {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%230F238C' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
}

/* Radio Button Groups */
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.radio-option {
    display: flex;
    align-items: flex-start;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: white;
}

.radio-option:hover {
    border-color: var(--asml-blue);
    background-color: var(--asml-lighter-blue);
}

.radio-option.selected {
    border-color: var(--asml-blue);
    background-color: var(--asml-lighter-blue);
}

.radio-option:focus-within {
    border-color: var(--asml-blue);
    box-shadow: 0 0 0 3px rgba(15, 35, 140, 0.1);
}

.radio-option input[type="radio"] {
    margin-right: 0.75rem;
    margin-top: 0.25rem;
    width: 1.25rem;
    height: 1.25rem;
    cursor: pointer;
}

.radio-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--asml-blue);
    margin-bottom: 0.25rem;
}

.radio-content p {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

/* Form Buttons */
.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--asml-blue), var(--asml-light-blue));
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: var(--spacing-md);
    position: relative;
    min-height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(15, 35, 140, 0.3);
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    background: var(--text-muted);
}

.submit-btn:focus {
    outline: 3px solid rgba(15, 35, 140, 0.3);
    outline-offset: 2px;
}

/* Button Loading States */
.btn-text,
.btn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-loading.hidden {
    display: none;
}

/* Validation Styles */
.form-group.error input,
.form-group.error select {
    border-color: var(--error-red);
    background-color: #FEF2F2;
}

.form-group.error .radio-option {
    border-color: var(--error-red);
}

.error-message {
    color: var(--error-red);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    min-height: 1.25rem;
    display: block;
}

.form-group.success input,
.form-group.success select {
    border-color: var(--success-green);
}

/* Turnstile Challenge Styling */
.cf-turnstile, .turnstile-container {
    margin: var(--spacing-xs) 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Override Turnstile iframe styling if needed */
.cf-turnstile iframe, .turnstile-container iframe {
    border-radius: var(--radius-sm) !important;
}

/* Contact Form Specific Styles */
.contact-form {
    background: var(--background-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    margin: var(--spacing-xl) 0;
}

.contact-form h4 {
    color: var(--asml-blue);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
}

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

.contact-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    resize: vertical;
    min-height: 120px;
    transition: all 0.3s ease;
}

.contact-form textarea:focus {
    outline: none;
    border-color: var(--asml-blue);
    box-shadow: 0 0 0 3px rgba(15, 35, 140, 0.1);
}

/* Checkbox Styling */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-right: var(--spacing-sm);
    margin-top: 0.25rem;
    cursor: pointer;
}

.checkbox-group label {
    margin-bottom: 0;
    cursor: pointer;
    font-weight: normal;
}

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

.contact-fields.visible {
    display: block;
    animation: slideDown 0.3s ease-out;
}

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

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

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

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

/* Responsive Form Design */
@media (max-width: 768px) {
    .registration-form {
        padding: var(--spacing-lg);
        margin: 0 var(--spacing-sm);
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .radio-option {
        padding: var(--spacing-sm);
    }
    
    .radio-content h3 {
        font-size: var(--font-size-base);
    }
    
    .submit-btn {
        font-size: var(--font-size-base);
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .registration-form {
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
    }
    
    .form-title {
        font-size: var(--font-size-xl);
    }
    
    input[type="text"],
    input[type="email"],
    select {
        padding: var(--spacing-sm);
    }
    
    .radio-option {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .radio-option input[type="radio"] {
        margin-bottom: var(--spacing-xs);
        margin-right: 0;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    input[type="text"],
    input[type="email"],
    select {
        border-width: 3px;
    }
    
    .radio-option {
        border-width: 3px;
    }
    
    .submit-btn {
        border: 3px solid white;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .submit-btn {
        transition: none;
    }
    
    .submit-btn:hover:not(:disabled) {
        transform: none;
    }
    
    .radio-option,
    input[type="text"],
    input[type="email"],
    select {
        transition: none;
    }
    
    .contact-fields.visible {
        animation: none;
    }
}