/* Optus SIM Dashboard Styles - Light Corporate Theme */
:root {
    --bg-primary: #f5f6fa;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --accent: #2980b9;
    --accent-hover: #2471a3;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --border: #e0e4e8;
    --shadow: rgba(0, 0, 0, 0.08);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 100%;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.header h1 {
    color: var(--accent);
    font-size: 1.5em;
    font-weight: 600;
}

.header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

/* Refresh Split-Button Group */
.refresh-group {
    position: relative;
    display: inline-flex;
    align-items: stretch;
}

.refresh-group .refresh-main {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.refresh-group .refresh-chevron {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    padding: 8px 10px;
    font-size: 12px;
    min-width: 34px;
}

.refresh-group .refresh-chevron[aria-expanded="true"] {
    background: var(--accent-hover);
}

.refresh-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    min-width: 280px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    z-index: 100;
    padding: 6px;
    animation: refreshMenuIn 0.15s ease-out;
}

@keyframes refreshMenuIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.refresh-menu.open {
    display: block;
}

.refresh-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 12px;
    border: none;
    background: none;
    border-radius: 6px;
    cursor: pointer;
    text-align: left;
    font-size: 14px;
    color: var(--text-primary);
    transition: background 0.15s;
}

.refresh-menu-item:hover {
    background: #f0f3f7;
}

.refresh-menu-item:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.refresh-menu-icon {
    font-size: 18px;
    flex-shrink: 0;
    width: 24px;
    text-align: center;
}

.refresh-menu-text {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.refresh-menu-text strong {
    font-weight: 600;
    font-size: 13px;
}

.refresh-menu-text small {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Clear Filters Button */
.btn-clear-filters {
    border-color: var(--danger);
    color: var(--danger);
    background: var(--bg-card);
}

.btn-clear-filters:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
}

.freshness-indicator {
    font-size: 13px;
    color: var(--text-secondary);
    padding: 6px 12px;
    background: var(--bg-card);
    border-radius: 4px;
    border: 1px solid var(--border);
}

.freshness-indicator.stale {
    color: var(--danger);
    border-color: var(--danger);
    background: #fdf0ef;
}

.freshness-indicator.fresh {
    color: var(--success);
    border-color: var(--success);
    background: #eef9f1;
}

/* Tab Navigation */
.tab-nav {
    display: flex;
    gap: 0;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border);
}

.tab-btn {
    padding: 10px 20px;
    border: none;
    background: none;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.2s, border-color 0.2s;
}

.tab-btn:hover {
    color: var(--accent);
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    font-weight: 600;
}

/* Tab Content */
.tab-content {
    display: none;
}

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

/* Buttons */
.btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: background 0.2s, border-color 0.2s;
}

.btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-small {
    padding: 5px 10px;
    font-size: 12px;
}

.btn-danger {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
}

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

.btn .spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px;
    text-align: center;
    box-shadow: 0 2px 8px var(--shadow);
    border-left: 4px solid var(--accent);
    transition: box-shadow 0.2s;
}

.summary-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.summary-card .count {
    font-size: 1.6em;
    font-weight: 700;
    line-height: 1.2;
}

.summary-card .label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

.summary-card.total { border-left-color: var(--accent); }
.summary-card.total .count { color: var(--accent); }

.summary-card.activated { border-left-color: var(--success); }
.summary-card.activated .count { color: var(--success); }

.summary-card.deactivated { border-left-color: var(--danger); }
.summary-card.deactivated .count { color: var(--danger); }

.summary-card.inventory { border-left-color: var(--warning); }
.summary-card.inventory .count { color: var(--warning); }

.summary-card.test-ready { border-left-color: #8e44ad; }
.summary-card.test-ready .count { color: #8e44ad; }

.summary-card.retired { border-left-color: #95a5a6; }
.summary-card.retired .count { color: #95a5a6; }

.summary-card.session { border-left-color: #16a085; }
.summary-card.session .count { color: #16a085; }

.summary-card.usage { border-left-color: #2ecc71; }
.summary-card.usage .count { color: #2ecc71; }

.summary-card.cost { border-left-color: #e67e22; }
.summary-card.cost .count { color: #e67e22; }

.summary-card.average { border-left-color: #9b59b6; }
.summary-card.average .count { color: #9b59b6; }

.summary-card.per-sim { border-left-color: #e74c3c; }
.summary-card.per-sim .count { color: #e74c3c; }

.summary-card.dormant { border-left-color: #dc2626; }
.summary-card.dormant .count { color: #dc2626; }

/* Chart Grid */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.chart-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 2px 8px var(--shadow);
    position: relative;
    min-height: 280px;
}

.chart-container h3 {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.chart-container canvas {
    max-height: 250px;
}

.chart-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-secondary);
    font-size: 14px;
    text-align: center;
}

/* Alert Section */
.alert-section {
    background: #fef9e7;
    border: 1px solid #f9e79f;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
}

.alert-section h3 {
    color: #7d6608;
    font-size: 14px;
    margin-bottom: 8px;
}

.alert-section ul {
    list-style: none;
    padding: 0;
}

.alert-section li {
    padding: 4px 0;
    font-size: 13px;
}

.alert-section a {
    color: var(--accent);
    text-decoration: none;
}

.alert-section a:hover {
    text-decoration: underline;
}

/* Zero Usage Chips */
.zero-usage-summary {
    font-size: 13px;
    color: #7d6608;
    margin-bottom: 10px;
}

.zero-usage-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.zero-chip {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    background: rgba(243, 156, 18, 0.12);
    color: #7d6608;
    border: 1px solid rgba(243, 156, 18, 0.3);
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s;
    white-space: nowrap;
}

.zero-chip:hover {
    background: rgba(243, 156, 18, 0.25);
    border-color: rgba(243, 156, 18, 0.5);
    text-decoration: none;
}

/* ── Dormancy Section ────────────────────────── */
.dormancy-section {
    background: rgba(220, 38, 38, 0.05);
    border: 1px solid rgba(220, 38, 38, 0.25);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
}

.dormancy-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.dormancy-header h3 {
    color: #991b1b;
    font-size: 15px;
    font-weight: 600;
    margin: 0;
}

.dormancy-cost-badge {
    display: inline-block;
    background: #dc2626;
    color: #fff;
    padding: 3px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.dormancy-freshness {
    background: rgba(234, 138, 30, 0.1);
    border: 1px solid rgba(234, 138, 30, 0.3);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 12px;
    color: #92400e;
    margin-bottom: 12px;
}

.dormancy-tier-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.dormancy-tier-card {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    background: rgba(0, 0, 0, 0.03);
    border-left: 3px solid #94a3b8;
}

.dormancy-tier-card .tier-count {
    font-weight: 700;
    font-size: 16px;
}

.dormancy-tier-card .tier-label {
    color: #64748b;
    font-weight: 500;
}

.dormancy-tier-card.dormant { border-left-color: #dc2626; }
.dormancy-tier-card.dormant .tier-count { color: #dc2626; }
.dormancy-tier-card.deep-dormant { border-left-color: #7c3aed; }
.dormancy-tier-card.deep-dormant .tier-count { color: #7c3aed; }
.dormancy-tier-card.never-connected { border-left-color: #475569; }
.dormancy-tier-card.never-connected .tier-count { color: #475569; }
.dormancy-tier-card.stale { border-left-color: #ea8a1e; }
.dormancy-tier-card.stale .tier-count { color: #ea8a1e; }

.dormancy-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.dormancy-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s;
    border: 1px solid transparent;
}

.dormancy-chip .chip-duration {
    opacity: 0.7;
    font-weight: 400;
    font-size: 11px;
}

.dormancy-chip.dormant {
    background: rgba(220, 38, 38, 0.1);
    color: #991b1b;
    border-color: rgba(220, 38, 38, 0.25);
}
.dormancy-chip.dormant:hover {
    background: rgba(220, 38, 38, 0.2);
    border-color: rgba(220, 38, 38, 0.4);
}

.dormancy-chip.deep-dormant {
    background: rgba(124, 58, 237, 0.1);
    color: #5b21b6;
    border-color: rgba(124, 58, 237, 0.25);
}
.dormancy-chip.deep-dormant:hover {
    background: rgba(124, 58, 237, 0.2);
    border-color: rgba(124, 58, 237, 0.4);
}

.dormancy-chip.never-connected {
    background: rgba(71, 85, 105, 0.1);
    color: #334155;
    border-color: rgba(71, 85, 105, 0.25);
}
.dormancy-chip.never-connected:hover {
    background: rgba(71, 85, 105, 0.2);
    border-color: rgba(71, 85, 105, 0.4);
}

.dormancy-chip.stale {
    background: rgba(234, 138, 30, 0.1);
    color: #92400e;
    border-color: rgba(234, 138, 30, 0.25);
}
.dormancy-chip.stale:hover {
    background: rgba(234, 138, 30, 0.2);
    border-color: rgba(234, 138, 30, 0.4);
}

.dormancy-overflow {
    font-size: 12px;
    color: #64748b;
    padding: 4px 8px;
    align-self: center;
}

/* Table area */
.table-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 2px 8px var(--shadow);
}

/* ICCID clickable links */
.iccid-link {
    color: var(--accent);
    text-decoration: none;
    font-family: monospace;
    font-size: 12px;
}

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

.jasper-link {
    color: #94a3b8;
    text-decoration: none;
    font-size: 11px;
    margin-left: 3px;
}

.jasper-link:hover {
    color: var(--accent);
}

.camera-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 12px;
    white-space: nowrap;
}

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

.detail-camera-section {
    border-left: 3px solid var(--accent);
}

/* Device Detail View */
.detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.detail-header h2 {
    color: var(--accent);
    font-size: 1.3em;
}

.detail-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.detail-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 2px 8px var(--shadow);
}

.detail-section h3 {
    font-size: 13px;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

/* ── Device Detail Dormancy Banner ────────────── */
.detail-dormancy-banner {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 16px;
}

.detail-dormancy-banner.stale {
    background: rgba(234, 138, 30, 0.1);
    border: 1px solid rgba(234, 138, 30, 0.3);
    color: #92400e;
}

.detail-dormancy-banner.dormant {
    background: rgba(220, 38, 38, 0.08);
    border: 1px solid rgba(220, 38, 38, 0.25);
    color: #991b1b;
}

.detail-dormancy-banner.deep-dormant {
    background: rgba(124, 58, 237, 0.08);
    border: 1px solid rgba(124, 58, 237, 0.25);
    color: #5b21b6;
}

.detail-dormancy-banner.never-connected {
    background: rgba(71, 85, 105, 0.08);
    border: 1px solid rgba(71, 85, 105, 0.25);
    color: #334155;
}

.detail-fields {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 8px;
}

.detail-field {
    display: flex;
    flex-direction: column;
    padding: 6px 8px;
    border-radius: 4px;
    background: #f8f9fa;
}

.field-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.field-value {
    font-size: 13px;
    color: var(--text-primary);
    font-weight: 500;
    word-break: break-all;
}

/* Info box */
.info-box {
    background: #eaf2f8;
    border: 1px solid #aed6f1;
    border-radius: 6px;
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 14px;
}

/* Analytics Section */
.analytics-section {
    min-height: 200px;
}

/* Analytics Metrics (inline in chart containers) */
.analytics-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px;
    padding: 8px 0;
}

.metric-item {
    display: flex;
    flex-direction: column;
    padding: 8px 10px;
    background: #f8f9fa;
    border-radius: 4px;
}

.metric-label {
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.metric-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Status Change Alerts */
.status-alerts {
    margin-bottom: 20px;
}

.status-alerts h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.alert-group {
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 10px;
}

.alert-group h4 {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 8px;
}

.alert-critical {
    background: #fde8e8;
    border: 1px solid #f5c6cb;
}

.alert-critical h4 {
    color: #c0392b;
}

.alert-warning {
    background: #fef9e7;
    border: 1px solid #f9e79f;
}

.alert-warning h4 {
    color: #b7791f;
}

.alert-info {
    background: #eaf2f8;
    border: 1px solid #aed6f1;
}

.alert-info h4 {
    color: #2471a3;
}

.alert-item {
    padding: 4px 0;
    font-size: 13px;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.alert-item:last-child {
    border-bottom: none;
}

.alert-item a {
    color: var(--accent);
    text-decoration: none;
    font-family: monospace;
    font-size: 12px;
}

.alert-item a:hover {
    text-decoration: underline;
}

/* Connection History Table */
.connection-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin-top: 8px;
}

.connection-table thead th {
    background: #f0f3f7;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border);
    padding: 8px 10px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.connection-table tbody td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

.connection-table tbody tr:hover {
    background: #f0f7fd;
}

.connection-table tbody tr:nth-child(even) {
    background: #fafbfc;
}

.connection-table tbody tr:nth-child(even):hover {
    background: #f0f7fd;
}

/* DataTables overrides */
.dataTables_wrapper {
    color: var(--text-primary);
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter,
.dataTables_wrapper .dataTables_info {
    color: var(--text-secondary) !important;
    margin-bottom: 12px;
}

.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
    background: var(--bg-card) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border) !important;
    border-radius: 4px;
    padding: 6px 10px;
}

.dataTables_wrapper .dataTables_filter input:focus {
    outline: none;
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 2px rgba(41, 128, 185, 0.15);
}

table.dataTable {
    width: 100% !important;
    border-collapse: collapse;
    table-layout: auto;
}

table.dataTable thead th {
    background: #f0f3f7;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border);
    padding: 8px 10px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

table.dataTable tbody td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-primary);
    white-space: nowrap;
}

table.dataTable tbody tr:hover {
    background: #f0f7fd;
}

table.dataTable tbody tr:nth-child(even) {
    background: #fafbfc;
}

table.dataTable tbody tr:nth-child(even):hover {
    background: #f0f7fd;
}

/* Activity-based row shading */
table.dataTable tbody tr.row-idle td {
    background: rgba(220, 38, 38, 0.12);
}

table.dataTable tbody tr.row-idle:hover td {
    background: rgba(220, 38, 38, 0.2);
}

table.dataTable tbody tr.row-stale td {
    background: rgba(234, 138, 30, 0.12);
}

table.dataTable tbody tr.row-stale:hover td {
    background: rgba(234, 138, 30, 0.2);
}

table.dataTable tbody tr.row-deep-dormant td {
    background: rgba(124, 58, 237, 0.1);
}

table.dataTable tbody tr.row-deep-dormant:hover td {
    background: rgba(124, 58, 237, 0.18);
}

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.status-activated {
    background: #e8f8ef;
    color: #1e8449;
}

.status-deactivated {
    background: #fde8e8;
    color: #c0392b;
}

.status-inventory {
    background: #fef5e7;
    color: #b7791f;
}

.status-in-use {
    background: #e8f8ef;
    color: #1e8449;
}

.status-idle {
    background: #fde8e8;
    color: #c0392b;
}

.status-test-ready,
.status-test_ready {
    background: #f0e6f6;
    color: #7d3c98;
}

.status-retired {
    background: #eef0f2;
    color: #5d6d7e;
}

/* ── Dormancy Badges (DataTable column) ───────── */
.dormancy-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.dormancy-active {
    background: #e8f8ef;
    color: #1e8449;
}

.dormancy-stale {
    background: rgba(234, 138, 30, 0.15);
    color: #92400e;
}

.dormancy-dormant {
    background: rgba(220, 38, 38, 0.12);
    color: #991b1b;
}

.dormancy-deep-dormant {
    background: rgba(124, 58, 237, 0.12);
    color: #5b21b6;
}

.dormancy-never-connected {
    background: rgba(71, 85, 105, 0.1);
    color: #334155;
}

/* Loading state */
.loading-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.loading-overlay .spinner-large {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 16px;
}

/* Error state */
.error-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--danger);
}

.error-message .retry-btn {
    margin-top: 16px;
}

/* No data state */
.no-data {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.no-data p {
    margin-bottom: 12px;
}

/* Overlay */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.overlay.active {
    display: flex;
}

.overlay-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    max-width: 450px;
    width: 90%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.overlay-box p {
    margin-bottom: 20px;
    font-size: 15px;
    color: var(--text-primary);
}

.overlay-box .btn {
    margin: 0 8px;
}

/* Footer */
.footer {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.footer a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
}

.footer a:hover {
    color: var(--accent);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 12px;
    }

    .header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header h1 {
        font-size: 1.2em;
    }

    .header-actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .tab-nav {
        overflow-x: auto;
    }

    .tab-btn {
        padding: 8px 14px;
        font-size: 13px;
        white-space: nowrap;
    }

    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .summary-card {
        padding: 10px;
    }

    .summary-card .count {
        font-size: 1.3em;
    }

    .chart-grid {
        grid-template-columns: 1fr;
    }

    .chart-container {
        min-height: 220px;
    }

    .table-container {
        padding: 10px;
    }

    table.dataTable thead th,
    table.dataTable tbody td {
        padding: 6px 8px;
        font-size: 12px;
    }

    .detail-fields {
        grid-template-columns: 1fr;
    }

    .detail-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .footer {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    .refresh-group {
        width: 100%;
    }

    .refresh-group .refresh-main {
        flex: 1;
    }

    .refresh-menu {
        left: 0;
        right: 0;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .summary-cards {
        grid-template-columns: 1fr 1fr;
    }
}

/* Scraper Progress Overlay */
.scrape-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.55);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease-out;
}

.scrape-overlay[style*="display: flex"],
.scrape-overlay.active {
    display: flex;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.scrape-overlay-box {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 32px 36px;
    width: 90%;
    max-width: 560px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
    animation: scaleIn 0.3s ease-out;
    position: relative;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.progress-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
}

.progress-header h3::before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}

.scrape-overlay.completed .progress-header h3::before,
.scrape-overlay.failed .progress-header h3::before {
    animation: none;
    border: none;
    width: 22px;
    height: 22px;
}

.scrape-overlay.completed .progress-header h3 {
    color: var(--success);
}

.scrape-overlay.completed .progress-header h3::before {
    content: '\2713';
    color: var(--success);
    font-size: 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scrape-overlay.failed .progress-header h3 {
    color: var(--danger);
}

.scrape-overlay.failed .progress-header h3::before {
    content: '\2717';
    color: var(--danger);
    font-size: 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-elapsed {
    font-size: 14px;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
    background: #f0f3f7;
    padding: 4px 10px;
    border-radius: 4px;
}

.progress-bar-container {
    background: #ecf0f1;
    border-radius: 6px;
    height: 12px;
    margin-bottom: 16px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #3498db);
    border-radius: 6px;
    transition: width 0.5s ease-out;
    min-width: 0;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.2) 50%,
        transparent 100%
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.scrape-overlay.completed .progress-bar {
    background: linear-gradient(90deg, var(--success), #2ecc71);
}

.scrape-overlay.completed .progress-bar::after {
    animation: none;
}

.scrape-overlay.failed .progress-bar {
    background: linear-gradient(90deg, var(--danger), #e74c3c);
}

.scrape-overlay.failed .progress-bar::after {
    animation: none;
}

.progress-step {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.progress-detail {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.progress-log {
    max-height: 200px;
    overflow-y: auto;
    font-family: 'SF Mono', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 11px;
    line-height: 1.6;
    color: var(--text-secondary);
    background: #1e2a38;
    border-radius: 6px;
    padding: 12px 14px;
    margin-top: 12px;
}

.progress-log .log-entry {
    padding: 2px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: #8da4bf;
}

.progress-log .log-entry:last-child {
    border-bottom: none;
    color: #e0e8f0;
    font-weight: 500;
}

.progress-actions {
    margin-top: 16px;
    text-align: center;
}

@media (max-width: 768px) {
    .scrape-overlay-box {
        padding: 20px 22px;
        width: 95%;
        margin: 10px;
    }

    .progress-header h3 {
        font-size: 15px;
    }

    .progress-log {
        max-height: 150px;
        font-size: 10px;
    }
}

/* ==================== INVOICE DETAIL PANEL ==================== */

.invoice-detail-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-top: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.invoice-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
}

.invoice-detail-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 18px;
}

.invoice-charge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px;
    margin-bottom: 20px;
}

.charge-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-primary);
    border-radius: 6px;
}

.charge-item.charge-total {
    background: var(--accent);
    color: white;
    font-weight: 600;
}

.charge-label {
    color: var(--text-muted);
    font-size: 13px;
}

.charge-total .charge-label {
    color: rgba(255, 255, 255, 0.85);
}

.charge-value {
    font-weight: 600;
    font-size: 13px;
}

.invoice-per-sim {
    margin-bottom: 20px;
}

.invoice-per-sim h4,
.invoice-metadata h4,
.invoice-device-breakdown h4 {
    margin: 0 0 12px 0;
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 600;
}

.per-sim-grid,
.metadata-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
}

.per-sim-item,
.meta-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 12px;
    background: var(--bg-primary);
    border-radius: 4px;
    font-size: 13px;
}

.per-sim-item .label,
.meta-item .meta-label {
    color: var(--text-muted);
}

.per-sim-item .value,
.meta-item .meta-value {
    font-weight: 600;
    color: var(--text-primary);
}

.invoice-metadata {
    margin-bottom: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.invoice-device-breakdown {
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.invoice-device-breakdown .table-responsive {
    overflow-x: auto;
    max-height: 400px;
    overflow-y: auto;
}

.billing-row-clickable:hover {
    background-color: rgba(0, 115, 170, 0.06) !important;
}

/* =============================================
   DARK MODE
   ============================================= */
[data-theme="dark"] {
    --primary-color: #60a5fa;
    --secondary-color: #4ade80;
    --danger-color: #f87171;
    --warning-color: #fbbf24;
    --background-color: #0f172a;
    --card-background: #1e293b;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --accent: #60a5fa;
    --accent-hover: #3b82f6;
    --success: #4ade80;
    --warning: #fbbf24;
    --danger: #f87171;
    --border: #334155;
    --shadow: rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] body {
    background: var(--background-color);
    color: var(--text-primary);
}

[data-theme="dark"] .top-nav {
    background: linear-gradient(180deg, #0f172a 0%, #020617 100%);
    border-bottom-color: var(--border);
}

[data-theme="dark"] .top-nav-title {
    color: var(--text-secondary);
}

[data-theme="dark"] .header-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .header-link-logout {
    color: #475569;
}

[data-theme="dark"] .top-nav-select {
    background: var(--card-background);
    color: var(--text-primary);
    border-color: var(--border);
}

[data-theme="dark"] .summary-card {
    background: var(--card-background);
    border-color: var(--border);
}

[data-theme="dark"] .tab-btn {
    color: #94a3b8;
    background: transparent;
}

[data-theme="dark"] .tab-btn:hover {
    color: #e2e8f0;
}

[data-theme="dark"] .tab-btn.active {
    color: #60a5fa;
    border-bottom-color: #60a5fa;
}

[data-theme="dark"] .chart-container {
    background: var(--card-background);
    border-color: var(--border);
}

[data-theme="dark"] table.dataTable {
    border-color: #334155;
}

[data-theme="dark"] table.dataTable thead th {
    background: #0f172a;
    color: #94a3b8;
    border-bottom-color: #334155;
}

[data-theme="dark"] table.dataTable tbody td {
    background: #1e293b;
    color: #e2e8f0;
    border-bottom-color: #334155;
}

[data-theme="dark"] table.dataTable tbody tr.row-idle td {
    background: rgba(220, 38, 38, 0.18);
}

[data-theme="dark"] table.dataTable tbody tr.row-idle:hover td {
    background: rgba(220, 38, 38, 0.28);
}

[data-theme="dark"] table.dataTable tbody tr.row-stale td {
    background: rgba(234, 138, 30, 0.15);
}

[data-theme="dark"] table.dataTable tbody tr.row-stale:hover td {
    background: rgba(234, 138, 30, 0.25);
}

[data-theme="dark"] table.dataTable tbody tr:hover td {
    background: #334155 !important;
}

[data-theme="dark"] .dataTables_wrapper .dataTables_filter input {
    background: #0f172a;
    border-color: #334155;
    color: #e2e8f0;
}

[data-theme="dark"] .dataTables_wrapper .dataTables_length select {
    background: #0f172a;
    border-color: #334155;
    color: #e2e8f0;
}

[data-theme="dark"] .dataTables_wrapper .dataTables_info,
[data-theme="dark"] .dataTables_wrapper .dataTables_length label,
[data-theme="dark"] .dataTables_wrapper .dataTables_filter label {
    color: #94a3b8;
}

[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button {
    color: #94a3b8 !important;
    background: #1e293b;
    border-color: #334155;
}

[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: #334155 !important;
    color: #e2e8f0 !important;
    border-color: #475569;
}

[data-theme="dark"] .dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: #3b82f6 !important;
    color: #ffffff !important;
    border-color: #3b82f6;
}

[data-theme="dark"] .status-badge-active {
    background: rgba(74, 222, 128, 0.15);
    color: #4ade80;
}

[data-theme="dark"] .status-badge-deactivated {
    background: rgba(248, 113, 113, 0.15);
    color: #f87171;
}

[data-theme="dark"] .status-badge-test {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
}

[data-theme="dark"] .status-in-use {
    background: rgba(74, 222, 128, 0.15);
    color: #4ade80;
}

[data-theme="dark"] .status-idle {
    background: rgba(248, 113, 113, 0.15);
    color: #f87171;
}

[data-theme="dark"] .alert-section {
    background: rgba(251, 191, 36, 0.08);
    border-color: #334155;
    color: #e2e8f0;
}

[data-theme="dark"] .alert-section h3 {
    color: #fbbf24;
}

[data-theme="dark"] .zero-usage-summary {
    color: #fbbf24;
}

[data-theme="dark"] .zero-chip {
    background: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
    border-color: rgba(251, 191, 36, 0.25);
}

[data-theme="dark"] .zero-chip:hover {
    background: rgba(251, 191, 36, 0.2);
    border-color: rgba(251, 191, 36, 0.4);
}

[data-theme="dark"] .modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .modal-content {
    background: #1e293b;
    color: #e2e8f0;
}

[data-theme="dark"] .detail-section {
    background: #0f172a;
    border-color: #334155;
}

[data-theme="dark"] .detail-label {
    color: #94a3b8;
}

[data-theme="dark"] .detail-value {
    color: #e2e8f0;
}

[data-theme="dark"] .refresh-menu {
    background: #1e293b;
    border-color: #475569;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .refresh-menu-item {
    color: #e2e8f0;
}

[data-theme="dark"] .refresh-menu-item:hover {
    background: #334155;
}

[data-theme="dark"] .btn-clear-filters {
    background: #1e293b;
    border-color: #f87171;
    color: #f87171;
}

[data-theme="dark"] .btn-clear-filters:hover {
    background: #f87171;
    color: #1e293b;
}

[data-theme="dark"] .jasper-link {
    color: #64748b;
}

[data-theme="dark"] .jasper-link:hover {
    color: #60a5fa;
}

[data-theme="dark"] .camera-link {
    color: #60a5fa;
}

[data-theme="dark"] .detail-camera-section {
    border-left-color: #60a5fa;
}

[data-theme="dark"] .dormancy-section {
    background: rgba(220, 38, 38, 0.08);
    border-color: rgba(220, 38, 38, 0.2);
}

[data-theme="dark"] .dormancy-header h3 {
    color: #fca5a5;
}

[data-theme="dark"] .dormancy-cost-badge {
    background: #b91c1c;
}

[data-theme="dark"] .dormancy-freshness {
    background: rgba(234, 138, 30, 0.12);
    border-color: rgba(234, 138, 30, 0.25);
    color: #fbbf24;
}

[data-theme="dark"] .dormancy-tier-card {
    background: rgba(255, 255, 255, 0.04);
}

[data-theme="dark"] .dormancy-tier-card .tier-label {
    color: #94a3b8;
}

[data-theme="dark"] .dormancy-chip.dormant {
    background: rgba(220, 38, 38, 0.15);
    color: #fca5a5;
    border-color: rgba(220, 38, 38, 0.3);
}

[data-theme="dark"] .dormancy-chip.deep-dormant {
    background: rgba(124, 58, 237, 0.15);
    color: #c4b5fd;
    border-color: rgba(124, 58, 237, 0.3);
}

[data-theme="dark"] .dormancy-chip.never-connected {
    background: rgba(148, 163, 184, 0.12);
    color: #94a3b8;
    border-color: rgba(148, 163, 184, 0.2);
}

[data-theme="dark"] .dormancy-chip.stale {
    background: rgba(234, 138, 30, 0.15);
    color: #fbbf24;
    border-color: rgba(234, 138, 30, 0.3);
}

[data-theme="dark"] .dormancy-badge.dormancy-active {
    background: rgba(74, 222, 128, 0.15);
    color: #4ade80;
}

[data-theme="dark"] .dormancy-badge.dormancy-stale {
    background: rgba(234, 138, 30, 0.18);
    color: #fbbf24;
}

[data-theme="dark"] .dormancy-badge.dormancy-dormant {
    background: rgba(220, 38, 38, 0.18);
    color: #fca5a5;
}

[data-theme="dark"] .dormancy-badge.dormancy-deep-dormant {
    background: rgba(124, 58, 237, 0.18);
    color: #c4b5fd;
}

[data-theme="dark"] .dormancy-badge.dormancy-never-connected {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
}

[data-theme="dark"] table.dataTable tbody tr.row-deep-dormant td {
    background: rgba(124, 58, 237, 0.15);
}

[data-theme="dark"] table.dataTable tbody tr.row-deep-dormant:hover td {
    background: rgba(124, 58, 237, 0.22);
}

[data-theme="dark"] .detail-dormancy-banner.dormant {
    background: rgba(220, 38, 38, 0.12);
    border-color: rgba(220, 38, 38, 0.25);
    color: #fca5a5;
}

[data-theme="dark"] .detail-dormancy-banner.deep-dormant {
    background: rgba(124, 58, 237, 0.12);
    border-color: rgba(124, 58, 237, 0.25);
    color: #c4b5fd;
}

[data-theme="dark"] .detail-dormancy-banner.never-connected {
    background: rgba(148, 163, 184, 0.1);
    border-color: rgba(148, 163, 184, 0.2);
    color: #94a3b8;
}

[data-theme="dark"] .detail-dormancy-banner.stale {
    background: rgba(234, 138, 30, 0.12);
    border-color: rgba(234, 138, 30, 0.25);
    color: #fbbf24;
}

[data-theme="dark"] .summary-card.dormant { border-left-color: #f87171; }
[data-theme="dark"] .summary-card.dormant .count { color: #f87171; }