/**
 * Product Requests - Form Styling
 * Bootstrap 5 enhancements and custom styling
 */

.product-requests-form {
    width: 100%;
    max-width: 900px;
    margin: 0 auto 2rem;
    padding: 2rem 1.5rem;
    background-color: #fafafa;
    border-radius: 0.5rem;
    border: 1px solid #e9ecef;
}

/* Form validation feedback */
.product-requests-form-element {
    position: relative;
}

/* Only show error styles after form submission or user interaction */
.product-requests-form-element .form-control:invalid,
.product-requests-form-element .form-select:invalid {
    border-color: #dc3545;
}

/* Hide error border until form is validated or field is touched */
.product-requests-form-element .form-control:invalid:not(:focus),
.product-requests-form-element .form-select:invalid:not(:focus) {
    border-color: #dee2e6;
}

.product-requests-form-element .form-control:invalid:focus,
.product-requests-form-element .form-select:invalid:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Bootstrap is-invalid class (added by JavaScript) */
.product-requests-form .form-control.is-invalid,
.product-requests-form .form-select.is-invalid {
    border-color: #dc3545;
}

.product-requests-form .form-control.is-invalid:focus,
.product-requests-form .form-select.is-invalid:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Bootstrap is-valid class (added by JavaScript) */
.product-requests-form .form-control.is-valid,
.product-requests-form .form-select.is-valid {
    border-color: #198754;
}

.product-requests-form .form-control.is-valid:focus,
.product-requests-form .form-select.is-valid:focus {
    border-color: #198754;
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.25);
}

/* After form submit attempt - show all validation states */
.product-requests-form-element.was-validated .form-control:invalid,
.product-requests-form-element.was-validated .form-select:invalid {
    border-color: #dc3545;
}

.product-requests-form-element.was-validated .form-control:valid,
.product-requests-form-element.was-validated .form-select:valid {
    border-color: #198754;
}

.product-requests-form .invalid-feedback {
    display: none;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Show invalid feedback when form is validated or field is marked invalid */
.product-requests-form-element.was-validated .form-control:invalid ~ .invalid-feedback,
.product-requests-form-element.was-validated .form-select:invalid ~ .invalid-feedback,
.product-requests-form .form-control.is-invalid ~ .invalid-feedback,
.product-requests-form .form-select.is-invalid ~ .invalid-feedback {
    display: block;
}

/* Labels and form text */
.product-requests-form .form-label {
    font-weight: 500;
    margin-bottom: 0;
    margin-top: 16px;
    color: #212529;
}

.product-requests-form .form-text {
    font-size: 0.875rem;
    color: #6c757d;
    display: block;
}

/* Constrain name and email inputs */
#ps_name,
#ps_email {
    max-width: 450px;
}

/* Input fields */
.product-requests-form .form-control,
.product-requests-form .form-select {
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    padding: 0.625rem 0.875rem;
    font-size: 1rem;
    line-height: 1.5;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.product-requests-form .form-control:focus,
.product-requests-form .form-select:focus {
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.product-requests-form textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

/* Buttons */
.product-requests-form .btn {
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: all 0.2s ease-in-out;
}

.product-requests-form .btn-primary {
    background-color: #0d6efd;
    border-color: #0d6efd;
    color: white;
    margin-top: 20px;
}

.product-requests-form .btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(13, 110, 253, 0.25);
}

.product-requests-form .btn-primary:active {
    background-color: #0a58ca;
    border-color: #0a3622;
    transform: translateY(0);
}

/* Disabled button state */
.product-requests-form .btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.product-requests-form .btn-primary:disabled {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

/* Loading spinner */
.product-requests-form #ps_loading {
    display: inline-block;
    vertical-align: middle;
    font-size: 0.95rem;
    color: #6c757d;
}

.product-requests-form .spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.2em;
}

/* Alerts */
.product-requests-form .alert {
    border: 1px solid transparent;
    border-radius: 0.375rem;
    padding: 1rem;
    margin-bottom: 1rem;
}

.product-requests-form .alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}

.product-requests-form .alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

.product-requests-form .alert-info {
    color: #0c5460;
    background-color: #d1ecf1;
    border-color: #bee5eb;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .product-requests-form {
        padding: 1.5rem 1rem;
    }

    .product-requests-form .row {
        margin-left: -0.5rem;
        margin-right: -0.5rem;
    }

    .product-requests-form .col-md-6 {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    .product-requests-form .btn-lg {
        font-size: 0.9rem;
        padding: 0.5rem 1rem;
    }
}

/* Accessibility */
.product-requests-form .text-danger {
    color: #dc3545;
}

.product-requests-form label {
    display: block;
}