.cnbm-settings-page {
    max-width: 1000px;
}

.cnbm-settings-tabs {
    background: #fff;
    border-bottom: 1px solid #c3c4c7;
    margin: 20px 0 0 0;
    padding: 0;
}

.cnbm-tab-btn {
    background: none;
    border: none;
    padding: 15px 20px;
    cursor: pointer;
    font-size: 14px;
    color: #646970;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
}

.cnbm-tab-btn:hover {
    color: #2271b1;
}

.cnbm-tab-btn.active {
    color: #2271b1;
    border-bottom-color: #2271b1;
    font-weight: 600;
}

.cnbm-tab-content {
    display: none;
    background: #fff;
    padding: 20px;
    border: 1px solid #c3c4c7;
    border-top: none;
}

.cnbm-tab-content.active {
    display: block;
}

.cnbm-feature-badge {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: 10px;
}

.form-table th {
    width: 220px;
}

/* Preview Modal Styles */
.cnbm-modal {
    display: none;
    position: fixed;
    z-index: 100000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.cnbm-modal-content {
    background-color: #fefefe;
    margin: 2% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 90%;
    max-width: 900px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: relative;
}

.cnbm-modal-close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    line-height: 20px;
    cursor: pointer;
    transition: color 0.2s;
}

.cnbm-modal-close:hover,
.cnbm-modal-close:focus {
    color: #000;
}

.cnbm-preview-container {
    margin-top: 20px;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
}

#cnbm-preview-iframe {
    width: 100%;
    height: 600px;
    border: none;
    background: #fff;
}

.cnbm-modal-content h2 {
    margin-top: 0;
    padding-right: 30px;
}