.wrap {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
}

.dpbu-header {
    margin-bottom: 20px;
    padding: 20px;
    background: #fff;
    border: 1px solid #ccd0d4;
    box-shadow: 0 1px 1px rgba(0,0,0,.04);
}

.dpbu-header h1 {
    margin: 0;
    padding: 0;
    font-size: 23px;
    font-weight: 400;
    line-height: 1.3;
}

.dpbu-logo {
    width: 64px;
    height: 64px;
    border-radius: 4px;
}

.dpbu-branding {
    margin-top: 10px;
    font-size: 13px;
    color: #646970;
}

.dpbu-branding a {
    color: #2271b1;
    text-decoration: none;
}

.dpbu-branding a:hover {
    color: #135e96;
}

.dpbu-options {
    margin-bottom: 20px;
    padding: 20px;
    background: #fff;
    border: 1px solid #ccd0d4;
    box-shadow: 0 1px 1px rgba(0,0,0,.04);
}

.dpbu-options label {
    display: block;
    margin-bottom: 10px;
}

.post-types {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.post-types label {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dpbu-input {
    margin-bottom: 20px;
    padding: 20px;
    background: #fff;
    border: 1px solid #ccd0d4;
    box-shadow: 0 1px 1px rgba(0,0,0,.04);
}

textarea.large-text {
    min-height: 200px;
    font-family: monospace;
}

.dpbu-examples {
    margin: 10px 0;
    padding-left: 20px;
    color: #646970;
}

.dpbu-progress {
    margin: 20px 0;
}

.dpbu-progress .progress-bar {
    height: 20px;
    background-color: #f0f0f1;
    border: 1px solid #c3c4c7;
    border-radius: 3px;
    overflow: hidden;
}

.dpbu-progress .progress-bar div {
    height: 100%;
    background-color: #2271b1;
    width: 0;
    transition: width 0.3s ease;
}

.dpbu-results {
    margin-top: 20px;
    padding: 20px;
    background: #fff;
    border: 1px solid #ccd0d4;
    box-shadow: 0 1px 1px rgba(0,0,0,.04);
}

.dpbu-results h3 {
    margin-top: 0;
}

.dpbu-results .results-content {
    margin-top: 10px;
}

.dpbu-results .success {
    color: #00a32a;
}

.dpbu-results .error {
    color: #d63638;
}

.notice {
    margin: 15px 0;
}

.notice ul {
    margin: 10px 0 10px 20px;
    list-style-type: disc;
}

.button-primary {
    padding: 8px 16px;
    height: auto;
    line-height: normal;
}

.bdbu-filters table {
    margin-top: 1em;
}

.bdbu-filters label {
    margin-right: 1em;
    display: inline-block;
}

.dpbu-datepicker {
    width: 150px;
}

.bdbu-import h3 {
    margin-top: 2em;
}

.bdbu-import button {
    margin-right: 1em;
}

.bdbu-options label {
    display: block;
    margin-bottom: 0.5em;
}

.bdbu-options input[type="text"] {
    margin-top: 0.5em;
}

/* Tabs styling */
.nav-tab-wrapper {
    margin-bottom: 1em;
}

/* Form elements */
.form-table th {
    width: 200px;
}

.form-table td label {
    margin-bottom: 5px;
}

/* Datepicker customization */
.ui-datepicker {
    background-color: #fff;
    border: 1px solid #ddd;
    padding: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.ui-datepicker-header {
    background: #f1f1f1;
    padding: 5px;
    margin-bottom: 5px;
}

.ui-datepicker-prev,
.ui-datepicker-next {
    cursor: pointer;
    padding: 0 5px;
}

.ui-datepicker-calendar {
    border-collapse: collapse;
}

.ui-datepicker-calendar td {
    padding: 3px;
    text-align: center;
}

/* Notice styling */
.notice {
    margin: 1em 0;
}

/* Results section */
.bdbu-results {
    margin-top: 2em;
    padding: 1em;
    background: #f9f9f9;
    border: 1px solid #ddd;
}

.bdbu-results h4 {
    margin: 1em 0 0.5em;
}

.bdbu-results ul {
    margin: 0;
    padding-left: 1.5em;
}

/* Responsive adjustments */
@media screen and (max-width: 782px) {
    .form-table th {
        width: auto;
    }
    
    .dpbu-datepicker {
        width: 100%;
    }
    
    .bdbu-filters label {
        display: block;
        margin-bottom: 0.5em;
    }
}