/* Power history graph module */
.power-module {
    width: 100%;
}

.power-card {
    padding: 16px;
}

.power-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.power-card-title {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .3px;
    text-transform: uppercase;
}

.power-card-title .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #3b82f6;
}

.power-card-title strong {
    color: var(--text-primary);
    font-size: 14px;
    letter-spacing: 0;
    text-transform: none;
}

.power-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.power-connection {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--text-tertiary);
    font-size: 11px;
}

.power-connection::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #94a3b8;
}

.power-connection.is-live::before { background: #22c55e; }
.power-connection.is-loading::before { background: #f59e0b; }

.power-range {
    display: inline-flex;
    gap: 4px;
    padding: 3px;
    border: 1px solid var(--border-default);
    border-radius: 8px;
    background: var(--bg-panel);
}

.power-range button {
    border: 0;
    border-radius: 6px;
    padding: 6px 10px;
    color: var(--text-secondary);
    background: transparent;
    cursor: pointer;
    font: 600 11px var(--font-sans);
}

.power-range button:hover,
.power-range button.is-active {
    color: #fff;
    background: var(--text-primary);
}

.power-kpi-row {
    display: grid;
    --power-kpi-columns: 6;
    grid-template-columns: repeat(var(--power-kpi-columns), minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 14px;
}

.power-kpi {
    min-width: 0;
    padding: 10px 12px;
    border-radius: 7px;
    background: var(--bg-panel);
}

.power-kpi .label {
    color: var(--text-secondary);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: .3px;
    text-transform: uppercase;
}

.power-kpi .value {
    margin-top: 2px;
    color: var(--text-primary);
    font: 600 17px var(--font-mono);
    white-space: nowrap;
}

/* Match KPI value colors with the corresponding graph series. */
.power-kpi #power-kpi-batt { color: #ea580c; }
.power-kpi #power-kpi-pv { color: #f59e0b; }
.power-kpi #power-kpi-ac { color: #3b82f6; }
.power-kpi #power-kpi-load { color: #1a1a1a; }
.power-kpi #power-kpi-soc { color: #8b5cf6; }
.power-kpi #power-kpi-irr { color: #ef4444; }

.power-kpi .unit {
    margin-left: 3px;
    color: var(--text-secondary);
    font-size: 10px;
}

#power-chart {
    width: 100%;
    height: 430px;
}

.power-axis-guide {
    display: inline-block;
    margin: 6px 0 4px;
    padding: 6px 10px;
    border: 1px dashed var(--border-default);
    border-radius: 6px;
    color: var(--text-secondary);
    background: var(--bg-panel);
    font-size: 11px;
}

.power-note {
    min-height: 17px;
    margin-top: 6px;
    color: var(--text-tertiary);
    font-size: 11px;
}

.power-empty {
    display: grid;
    height: 100%;
    place-items: center;
    color: var(--text-tertiary);
    font-size: 12px;
}

@media (max-width: 900px) {
    .power-kpi-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
    .power-card { padding: 12px; }
    .power-kpi-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    #power-chart { height: 360px; }
    .power-controls { width: 100%; justify-content: space-between; }
}