* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    font-size: 13px;
    background: #f5f5f5;
    color: #333;
}

.tools-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: white;
}

/* Tab Navigation */
.tools-tabs {
    display: flex;
    background: #e8e8e8;
    border-bottom: 2px solid #ccc;
    padding: 0;
    flex-shrink: 0;
}

.tools-tab {
    padding: 12px 24px;
    background: #e8e8e8;
    border: none;
    border-right: 1px solid #ccc;
    cursor: pointer;
    font-size: 13px;
    color: #333;
    transition: background-color 0.2s;
}

.tools-tab:hover {
    background: #f0f0f0;
}

.tools-tab.active {
    background: white;
    border-bottom: 2px solid white;
    margin-bottom: -2px;
    font-weight: bold;
}

/* Content Areas */
.tools-content {
    display: none;
    flex: 1;
    overflow: auto;
    padding: 20px;
}

.tools-content.active {
    display: flex;
    flex-direction: column;
}

/* Print Queue Panel */
.print-queue-panel {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.queue-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #ddd;
}

.page-info {
    font-weight: bold;
    font-size: 13px;
}

.action-buttons {
    display: flex;
    gap: 10px;
}

.btn-remove,
.btn-print {
    padding: 6px 16px;
    border: 1px solid #ccc;
    border-radius: 3px;
    cursor: pointer;
    font-size: 13px;
    background: white;
    transition: all 0.2s;
}

.btn-remove:hover {
    background: #f9f9f9;
    border-color: #999;
}

.btn-print:hover {
    background: #f9f9f9;
    border-color: #999;
}

.btn-remove:active,
.btn-print:active {
    background: #e8e8e8;
}

/* Queue Table */
.queue-table-wrapper {
    flex: 1;
    overflow: auto;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.queue-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.queue-table thead {
    background: #f0f0f0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.queue-table th {
    padding: 10px 15px;
    text-align: left;
    font-weight: bold;
    font-size: 13px;
    border-bottom: 2px solid #ddd;
    color: #333;
}

.queue-table th.checkbox-col {
    width: 50px;
    text-align: center;
}

.queue-table tbody tr {
    border-bottom: 1px solid #e8e8e8;
    transition: background-color 0.15s;
}

.queue-table tbody tr:hover {
    background: #f9f9f9;
}

.queue-table td {
    padding: 10px 15px;
    font-size: 13px;
}

.queue-table td.checkbox-col {
    text-align: center;
}

/* Empty State */
.empty-row {
    background: #fffbea !important;
}

.empty-message {
    text-align: center;
    padding: 20px !important;
    font-weight: bold;
    color: #856404;
}

/* Queue Item Rows */
.queue-item-row td:first-child {
    font-weight: 500;
}

.status-pending {
    color: #f0ad4e;
}

.status-ready {
    color: #5cb85c;
}

.status-printing {
    color: #5bc0de;
}

.status-error {
    color: #d9534f;
}

.action-link {
    color: #4a90e2;
    text-decoration: none;
    cursor: pointer;
    font-weight: 500;
}

.action-link:hover {
    text-decoration: underline;
}

/* Queue Footer */
.queue-footer {
    display: flex;
    justify-content: flex-end;
    padding: 10px 0;
    border-top: 1px solid #ddd;
}

.page-size {
    display: flex;
    align-items: center;
    gap: 10px;
}

.page-size label {
    font-size: 13px;
    font-weight: bold;
}

.page-size select {
    padding: 5px 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
    font-size: 13px;
}

/* Checkbox Styling */
input[type="checkbox"] {
    cursor: pointer;
    width: 16px;
    height: 16px;
}

/* Scrollbar Styling */
.queue-table-wrapper::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.queue-table-wrapper::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.queue-table-wrapper::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

.queue-table-wrapper::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Responsive */
@media (max-width: 768px) {
    .queue-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .action-buttons {
        width: 100%;
        justify-content: stretch;
    }
    
    .btn-remove,
    .btn-print {
        flex: 1;
    }
}