/**
 * Modal Validation Styles
 * Styles for form validation in modal dialogs
 */

/* Invalid field styling */
.is-invalid {
    border-color: #dc3545 !important;
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

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

/* Invalid feedback message */
.invalid-feedback {
    display: none;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #dc3545;
}

.invalid-feedback.d-block {
    display: block !important;
}

/* Valid field styling (optional) */
.is-valid {
    border-color: #198754 !important;
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23198754' d='M2.3 6.73.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

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

/* Modal form group spacing */
.modal-body .form-group {
    margin-bottom: 1rem;
}

.modal-body .form-group:last-child {
    margin-bottom: 0;
}

/* Required field indicator */
.text-danger {
    color: #dc3545 !important;
}

/* Form label styling */
.modal-body label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
}

/* Textarea character counter */
.form-text {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #6c757d;
}

/* Select field styling */
select.is-invalid {
    background-position: right 2.25rem center, center right 0.75rem;
}

/* Alert styling in modals */
.modal-body .alert {
    margin-bottom: 1rem;
}

.modal-body .alert:last-child {
    margin-bottom: 0;
}

/* Loading state for submit buttons */
button[type="submit"]:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

/* Focus styling for accessibility */
.modal-content:focus-within {
    outline: none;
}

.form-control:focus,
.form-select:focus {
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Error shake animation (optional) */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s;
}

/* Responsive adjustments */
@media (max-width: 576px) {
    .modal-body {
        padding: 1rem;
    }
    
    .modal-footer {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .modal-footer .btn {
        width: 100%;
    }
}