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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #424242;
    color: #e0e0e0;
    min-height: 100vh;
    padding: 20px;
}

/* Chart Card */
.chart-card {
    background: #515151;
    border-radius: 4px;
    padding: 20px;
    border: 1px solid #616161;
    margin-bottom: 20px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.chart-title {
    font-size: 1.1em;
    font-weight: 500;
}

.chart-container {
    height: 280px;
    position: relative;
}

/* Time Range Picker */
.time-range-picker {
    display: flex;
    gap: 10px;
    align-items: center;
}

.time-control {
    display: flex;
    align-items: center;
    background: #424242;
    border: 1px solid #616161;
    border-radius: 4px;
    overflow: hidden;
}

.time-control button {
    background: transparent;
    border: none;
    color: #9e9e9e;
    padding: 6px 10px;
    cursor: pointer;
    font-size: 1em;
}

.time-control button:hover {
    background: #515151;
    color: #e0e0e0;
}

.time-control .value {
    padding: 6px 12px;
    color: #e0e0e0;
    font-size: 0.85em;
    min-width: 40px;
    text-align: center;
}

.time-control .end-value {
    cursor: pointer;
}

.time-control .end-value:hover {
    background: #515151;
}

.time-control .reset-btn:hover {
    color: #ef5350;
}

/* Table Card */
.table-card {
    background: #515151;
    border-radius: 4px;
    border: 1px solid #616161;
    overflow: hidden;
}

.queues-table {
    width: 100%;
    border-collapse: collapse;
}

.queues-table th {
    background: #424242;
    padding: 14px 16px;
    text-align: left;
    font-weight: 500;
    color: #bdbdbd;
    font-size: 0.9em;
    border-bottom: 1px solid #616161;
}

.queues-table td {
    padding: 14px 16px;
    border-bottom: 1px solid #616161;
}

.queues-table tr:last-child td {
    border-bottom: none;
}

.queues-table tbody tr:hover {
    background: #5a5a5a;
}

.queue-name {
    font-weight: 500;
    color: #4fc3f7;
    cursor: pointer;
}

.queue-name:hover {
    text-decoration: underline;
}

.state-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: 500;
    background: #66bb6a;
    color: #1b5e20;
}

.state-badge.paused {
    background: #ffb74d;
    color: #e65100;
}

.memory-bar {
    width: 120px;
    height: 6px;
    background: #424242;
    border-radius: 3px;
    overflow: hidden;
}

.memory-bar-fill {
    height: 100%;
    background: #42a5f5;
    border-radius: 3px;
}

.latency-value {
    color: #bdbdbd;
}

.action-btn {
    background: transparent;
    border: 1px solid #757575;
    color: #bdbdbd;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8em;
}

.action-btn:hover {
    background: #616161;
    color: #e0e0e0;
}

/* Loading & Empty State */
.loading {
    text-align: center;
    padding: 60px;
    color: #9e9e9e;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #616161;
    border-top-color: #42a5f5;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.empty-state {
    text-align: center;
    padding: 60px;
    color: #9e9e9e;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #424242;
}

.modal.open {
    display: block;
}

.modal-content {
    background-color: #424242;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.modal-header {
    background: #515151;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #616161;
}

.modal-header h2 {
    font-size: 1.1em;
    font-weight: 500;
}

.close-btn {
    color: #9e9e9e;
    font-size: 24px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background: transparent;
    border: none;
}

.close-btn:hover {
    background: #616161;
    color: #e0e0e0;
}

.modal-body {
    padding: 20px;
    height: calc(100vh - 60px);
    overflow-y: auto;
}

/* Task Tabs */
.task-tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    background: #424242;
    padding: 5px;
    border-radius: 4px;
}

.task-tab {
    padding: 8px 16px;
    cursor: pointer;
    border: none;
    background: transparent;
    color: #9e9e9e;
    border-radius: 4px;
    font-size: 0.85em;
}

.task-tab:hover {
    color: #e0e0e0;
}

.task-tab.active {
    background: #42a5f5;
    color: #fff;
}

/* Task List */
.task-list {
    max-height: 400px;
    overflow-y: auto;
}

.task-item {
    background: #5a5a5a;
    border: 1px solid #616161;
    border-radius: 4px;
    padding: 12px;
    margin-bottom: 8px;
}

.task-item:hover {
    border-color: #42a5f5;
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.task-id {
    font-family: monospace;
    font-size: 0.8em;
    color: #9e9e9e;
}

.task-type {
    font-weight: 500;
    color: #42a5f5;
}

.task-payload {
    font-family: monospace;
    font-size: 0.75em;
    color: #9e9e9e;
    background: #424242;
    padding: 8px;
    border-radius: 4px;
    margin-top: 8px;
    word-break: break-all;
}

.task-meta {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    font-size: 0.8em;
    color: #9e9e9e;
}

.task-error {
    color: #ef5350;
    background: rgba(239, 83, 80, 0.1);
    padding: 6px 8px;
    border-radius: 4px;
    margin-top: 8px;
    font-size: 0.8em;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
}

.pagination button {
    padding: 6px 12px;
    border: 1px solid #616161;
    background: #424242;
    color: #e0e0e0;
    cursor: pointer;
    border-radius: 4px;
    font-size: 0.85em;
}

.pagination button:hover {
    background: #5a5a5a;
}

.pagination button.active {
    background: #42a5f5;
    border-color: #42a5f5;
}

.pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Queue Detail Chart */
.queue-chart-container {
    height: 200px;
    margin-bottom: 15px;
    background: #424242;
    border-radius: 4px;
    padding: 10px;
}