:root {
    --primary-color: #326ce5;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --dark-bg: #1a1d23;
    --card-bg: #242832;
    --border-color: #3a3f4b;
    --text-primary: #e4e6eb;
    --text-secondary: #9a9ca5;
    --hover-bg: #2d3139;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

h1 {
    font-size: 28px;
    font-weight: 600;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-secondary);
    animation: pulse 2s infinite;
}

.status-indicator.connected {
    background: var(--success-color);
    animation: none;
}

.status-indicator.disconnected {
    background: var(--danger-color);
    animation: none;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-button {
    padding: 12px 24px;
    background: var(--card-bg);
    color: var(--text-secondary);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.2s;
}

.tab-button:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.tab-button.active {
    background: var(--primary-color);
    color: white;
}

.content {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.tab-content {
    display: none;
}

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

.controls {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.namespace-selector {
    display: flex;
    align-items: center;
    gap: 8px;
}

.namespace-selector label {
    font-weight: 500;
}

.namespace-selector select {
    padding: 8px 12px;
    background: var(--dark-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--success-color);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #218838;
}

.btn-secondary {
    background: var(--warning-color);
    color: #000;
}

.btn-secondary:hover:not(:disabled) {
    background: #e0a800;
}

.last-update {
    margin-left: auto;
    font-size: 14px;
    color: var(--text-secondary);
}

.error-message {
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 16px;
}

.table-wrapper {
    overflow-x: auto;
}

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

.data-table thead {
    background: var(--dark-bg);
}

.data-table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
}

.data-table td {
    padding: 12px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
}

.data-table tbody tr {
    transition: background 0.2s;
}

.data-table tbody tr:hover {
    background: var(--hover-bg);
}

.no-data {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px !important;
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status-ready, .status-running {
    background: rgba(40, 167, 69, 0.2);
    color: var(--success-color);
}

.status-notready, .status-failed, .status-error {
    background: rgba(220, 53, 69, 0.2);
    color: var(--danger-color);
}

.status-pending, .status-unknown {
    background: rgba(255, 193, 7, 0.2);
    color: var(--warning-color);
}

.role-badge {
    display: inline-block;
    padding: 2px 8px;
    margin-right: 4px;
    border-radius: 4px;
    font-size: 11px;
    background: rgba(50, 108, 229, 0.2);
    color: var(--primary-color);
}

.highlight-new {
    animation: highlightFade 2s ease-out;
}

@keyframes highlightFade {
    from {
        background: rgba(50, 108, 229, 0.3);
    }
    to {
        background: transparent;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    header {
        flex-direction: column;
        gap: 16px;
    }
    
    .controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .last-update {
        margin-left: 0;
    }
}