.sensor-analytics-container {
    max-width: 1480px;
}

.analytics-header {
    align-items: flex-start;
    gap: 1rem;
}

.analytics-controls,
.trend-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.analytics-controls label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--ink-70);
}

.analytics-kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    margin: 1.25rem 0;
    align-items: stretch;
    grid-auto-rows: 1fr;
}

.analytics-kpi {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
    padding: 1rem;
    min-height: 132px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 0.8rem;
    margin: 0 !important;
}

.kpi-label {
    color: var(--ink-50);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.analytics-kpi strong {
    color: var(--ink);
    font-size: 2rem;
    line-height: 1;
    margin-top: auto;
}

.analytics-kpi span:last-child {
    color: var(--ink-70);
    font-size: 0.88rem;
    min-height: 1.35em;
}

.analytics-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.8fr) minmax(320px, 0.8fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.analytics-panel {
    margin-bottom: 1rem;
}

.analytics-controls-panel {
    display: grid;
    gap: 0.8rem;
}

.trend-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.trend-select-grid {
    display: grid;
    grid-template-columns: minmax(220px, 1.2fr) minmax(220px, 1.2fr) minmax(180px, 0.8fr);
    gap: 0.8rem;
    flex: 1;
}

.trend-select-group {
    margin-bottom: 0;
}

.trend-select-group label {
    color: var(--ink-70);
    display: block;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.trend-select-group select,
.trend-select-group input {
    width: 100%;
}

.trend-action-row,
.custom-date-actions {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.period-row {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    align-items: center;
}

.period-section-heading {
    display: flex;
    flex-direction: column;
    min-width: 140px;
    margin-right: 0.25rem;
}

.period-label {
    color: var(--ink-70);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.period-summary {
    color: var(--ink-50);
    font-size: 0.88rem;
    font-weight: 600;
}

/* Active period — matches the sensor-picker selected state in the Alert
   Centre: primary-soft fill, primary border, bolder text, inset ring for
   extra visibility. !important is required because the styles.css override
   block hard-locks .period-btn to bg-soft/line/ink with !important. */
.period-btn.active {
    background: var(--primary-soft) !important;
    border-color: var(--primary) !important;
    color: var(--primary-dark) !important;
    font-weight: 600 !important;
    box-shadow: 0 0 0 1px var(--primary) inset !important;
}
:root[data-theme="dark"] .period-btn.active,
:root.theme-dark .period-btn.active {
    background: rgba(77, 207, 184, 0.18) !important;
    border-color: var(--primary) !important;
    color: var(--primary) !important;
    box-shadow: 0 0 0 1px var(--primary) inset !important;
}

.period-btn:disabled {
    background: var(--line-soft);
    border-color: var(--ink-30);
    color: var(--ink-30);
    cursor: not-allowed;
    opacity: 0.85;
    box-shadow: none;
}

.custom-date-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(180px, 240px)) auto;
    gap: 0.8rem;
    align-items: end;
}

.range-step-actions {
    display: inline-flex;
    gap: 0.4rem;
    align-items: end;
}

.range-step-btn {
    width: 3.75rem !important;
    min-width: 3.75rem !important;
    height: var(--control-h) !important;
    background: var(--bg-soft) !important;
    border: 1px solid var(--line) !important;
    color: var(--ink) !important;
    border-radius: var(--radius-sm) !important;
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1;
    box-shadow: none !important;
}

.range-step-btn:hover {
    background: var(--primary-soft) !important;
    border-color: var(--primary) !important;
    color: var(--primary-dark) !important;
}

.range-step-btn:disabled,
.range-step-btn[aria-disabled="true"] {
    background: var(--bg-soft) !important;
    border-color: var(--line) !important;
    color: var(--ink-30) !important;
    opacity: 0.55;
}

:root[data-theme="dark"] .range-step-btn,
:root.theme-dark .range-step-btn {
    background: var(--bg-soft) !important;
    border-color: var(--line) !important;
    color: var(--ink) !important;
}

:root[data-theme="dark"] .range-step-btn:hover,
:root.theme-dark .range-step-btn:hover {
    background: rgba(77, 207, 184, 0.16) !important;
    border-color: var(--primary) !important;
    color: var(--primary) !important;
}

.chart-range-actions {
    margin-left: auto;
    flex: 0 0 auto;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
}

.panel-head h3 {
    margin: 0;
    color: var(--ink);
    line-height: 1.15;
}

.panel-meta {
    margin: 0.25rem 0 0;
    color: var(--ink-50);
    font-size: 0.9rem;
    line-height: 1.4;
    max-width: 100%;
    overflow-wrap: anywhere;
}

.metric-description {
    color: var(--ink-70);
    font-weight: 600;
}

.analytics-chart-wrap {
    position: relative;
    min-height: 360px;
    min-width: 0;
    padding: 0.35rem 0.25rem 0.15rem;
}

.analytics-chart-wrap canvas {
    width: 100% !important;
    height: 360px !important;
}

.analytics-empty {
    border: 1px dashed var(--ink-30);
    border-radius: 10px;
    color: var(--ink-50);
    padding: 1rem;
    text-align: center;
    background: var(--bg-soft);
}

.analytics-chart-wrap .analytics-empty {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.insights-list {
    display: grid;
    gap: 0.75rem;
}

.insight-item {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.85rem;
    background: var(--bg-soft);
}

.insight-item.warning {
    border-color: #fed7aa;
    background: var(--warn-soft);
}

.insight-title {
    color: var(--ink);
    display: block;
    font-weight: 800;
    margin-bottom: 0.25rem;
}

.insight-body {
    color: var(--ink-70);
    font-size: 0.9rem;
}

.analytics-search {
    min-width: 220px;
}

.analytics-table-wrap {
    overflow-x: auto;
}

.analytics-table td {
    vertical-align: top;
}

.sensor-cell {
    display: grid;
    gap: 0.2rem;
}

.sensor-name {
    color: var(--ink);
    font-weight: 800;
}

.sensor-meta {
    color: var(--ink-50);
    font-size: 0.85rem;
}

.status-pill {
    border-radius: 999px;
    display: inline-flex;
    font-size: 0.78rem;
    font-weight: 800;
    padding: 0.3rem 0.6rem;
    text-transform: uppercase;
}

.status-pill.online {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.status-pill.offline {
    background: var(--warn-soft);
    color: var(--warn);
}

.status-pill.disabled {
    background: var(--line-soft);
    color: var(--ink-70);
}

.status-pill.archived {
    background: var(--line-soft);
    color: var(--ink-70);
    border: 1px solid var(--ink-30);
}

.metric-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    max-width: 620px;
}

.metric-chip {
    background: var(--primary-soft);
    border: 1px solid var(--primary-soft);
    border-radius: 999px;
    color: var(--primary-dark);
    display: inline-flex;
    gap: 0.3rem;
    padding: 0.3rem 0.55rem;
    white-space: nowrap;
}

.metric-chip strong {
    color: #1e1b4b;
}

.metric-chip--last-known {
    background: #f1f5f9;
    border-color: var(--ink-30);
    color: var(--ink-50);
}

.metric-chip--last-known strong {
    color: var(--ink-70);
}

.metric-chip-sub {
    color: var(--ink-30);
    font-size: 0.7em;
    font-style: italic;
    margin-left: 0.1rem;
}

.analytics-action-row {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    flex-wrap: wrap;
}

@media (max-width: 1100px) {
    .analytics-kpi-grid,
    .analytics-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .analytics-chart-panel {
        grid-column: 1 / -1;
    }

    .trend-select-grid {
        grid-template-columns: 1fr;
    }

    .custom-date-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .custom-date-actions {
        grid-column: 1 / -1;
    }
}

@media (max-width: 720px) {
    .sensor-analytics-container {
        padding-inline: 1rem !important;
    }

    .analytics-kpi-grid,
    .analytics-grid {
        grid-template-columns: 1fr;
    }

    .analytics-header {
        flex-direction: column;
    }

    .panel-head {
        align-items: flex-start;
    }

    .analytics-controls,
    .trend-controls,
    .analytics-controls .filter-select,
    .trend-controls .filter-select,
    .analytics-search {
        width: 100%;
    }

    .trend-toolbar,
    .custom-date-row {
        align-items: stretch;
        grid-template-columns: 1fr;
    }

    .trend-action-row,
    .custom-date-actions {
        width: 100%;
    }

    .trend-action-row button,
    .custom-date-actions button {
        flex: 1;
    }

    .period-section-heading {
        min-width: 100%;
    }

    .period-row .period-btn {
        flex: 1 0 calc(50% - 0.4rem);
    }

    .analytics-chart-wrap,
    .analytics-chart-wrap canvas {
        min-height: 300px;
        height: 300px !important;
    }

    .analytics-chart-wrap {
        padding-inline: 0;
    }

    .panel-head h3 {
        font-size: clamp(1.35rem, 9vw, 1.85rem);
    }
}