/**
 * Ninja Forms Thai Address - Styles
 * 
 * CSS สำหรับ cascading dropdown
 */

/* Loading state */
.nf-field-container.nf-thai-loading {
    position: relative;
    opacity: 0.6;
}

.nf-field-container.nf-thai-loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #3498db;
    border-radius: 50%;
    animation: nf-thai-spin 1s linear infinite;
}

@keyframes nf-thai-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Loading option */
.nf-list-option.nf-thai-loading-option {
    color: #666;
    font-style: italic;
    padding: 8px 12px;
}

/* Disabled state */
.nf-field-container.nf-thai-disabled {
    opacity: 0.5;
    pointer-events: none;
}

.nf-field-container.nf-thai-disabled ul li label {
    color: #999;
    cursor: not-allowed;
}

/* Error state */
.nf-field-container.nf-thai-error {
    border-left: 3px solid #e74c3c;
}

.nf-list-option.nf-thai-error-option {
    color: #e74c3c;
    padding: 8px 12px;
    font-weight: 500;
}

/* General improvements */
.nf-field-container ul.nf-list-default {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 8px 0;
}

.nf-field-container ul.nf-list-default li.nf-list-option {
    padding: 4px 12px;
    transition: background-color 0.2s ease;
}

.nf-field-container ul.nf-list-default li.nf-list-option:hover {
    background-color: #f5f5f5;
}

.nf-field-container ul.nf-list-default li.nf-list-option label {
    display: block;
    cursor: pointer;
    padding: 4px 0;
}

.nf-field-container ul.nf-list-default li.nf-list-option label input[type="radio"] {
    margin-right: 8px;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .nf-field-container ul.nf-list-default {
        max-height: 200px;
    }
}

/* Smooth transitions */
.nf-field-container {
    transition: opacity 0.3s ease, border-color 0.3s ease;
}

/* Helper classes */
.nf-thai-hidden {
    display: none !important;
}

.nf-thai-required {
    color: #e74c3c;
}