:root {
    --app-max-width: 110rem;
    --app-page-gutter: clamp(0.75rem, 1.6vw, 1.75rem);
    --app-section-gap: clamp(0.75rem, 1.1vw, 1.25rem);
    --app-card-radius: 0.5rem;
    --app-sidebar-width: clamp(15.5rem, 16vw, 18rem);
    --app-chart-height: clamp(18rem, 34vh, 29rem);
    --app-chart-height-compact: clamp(15rem, 28vh, 24rem);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    min-width: 20rem;
    max-width: 100%;
    overflow-x: hidden;
    text-size-adjust: 100%;
}

body {
    max-width: 100%;
    overflow-x: hidden;
}

img,
svg,
canvas,
video,
iframe {
    max-width: 100%;
}

button,
input,
select,
textarea {
    max-width: 100%;
    font: inherit;
}

.app {
    width: 100%;
    min-width: 0;
}

@media (min-width: 61.25rem) {
    .app {
        grid-template-columns: var(--app-sidebar-width) minmax(0, 1fr) !important;
    }
}

.main {
    width: min(100%, var(--app-max-width)) !important;
    max-width: var(--app-max-width) !important;
    min-width: 0;
    margin-inline: auto;
    padding: var(--app-page-gutter) !important;
}

.sidebar {
    min-width: 0;
    height: 100dvh;
    max-height: 100dvh;
    overflow-y: auto;
    overflow-x: hidden;
    scroll-padding-top: 1rem;
    scrollbar-gutter: stable;
    overscroll-behavior: contain;
}

.workspace-identity {
    flex: 0 0 auto;
    min-height: max-content;
    overflow: visible !important;
    padding-top: clamp(0.35rem, 0.8vh, 0.75rem) !important;
}

.workspace-brand-row {
    min-width: 0;
    overflow: visible;
}

.workspace-app-name {
    min-height: 1.35em;
    overflow: visible;
    line-height: 1.18 !important;
    padding-top: 0.0625rem;
}

.workspace-product {
    line-height: 1.35;
}

.topbar,
.header,
.panel-head,
.chart-head,
.map-panel-head,
.comparison-controls,
.actions,
.modal-actions,
.btn-row,
.controls {
    min-width: 0;
    flex-wrap: wrap;
}

.topbar {
    gap: var(--app-section-gap) !important;
}

.topbar-brand-area,
.topbar-title-stack,
.live-title-main,
.chart-panel-head > div,
.chart-head > div,
.panel-head > div {
    min-width: 0;
}

h1,
h2,
h3,
.subtitle,
.section-title,
.panel-title,
.chart-title,
.reading-name,
.reading-code,
.nav-link span,
.dashboard-submenu-link span {
    overflow-wrap: anywhere;
}

.panel,
.card,
.mini-card,
.metric-card,
.site-card,
.chart-card,
.chart-panel,
.trend-card,
.analytics-chart-panel,
.power-quality-panel,
.comparison-card,
.site-comparison-card,
.meter-comparison-chart,
.meter-comparison-content,
.site-comparison-trend,
.table-card,
.wizard-step,
.form-container,
.live-focus,
.phasor-panel,
.modal-shell {
    min-width: 0;
    border-radius: var(--app-card-radius);
}

.overview-grid,
.summary-grid,
.kpi-grid,
.comparison-grid,
.analytics-summary,
.comparison-kpis,
.site-comparison-cards,
.meter-comparison-summary,
.power-quality-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 13.5rem), 1fr)) !important;
    gap: var(--app-section-gap) !important;
}

.reading-layout,
.trend-grid,
.charts,
.chart-grid,
.power-quality-grid,
.power-quality-charts,
.analytics-charts,
.three-charts,
.ranking-grid,
.table-grid,
.meter-layout,
.meter-comparison-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)) !important;
    gap: var(--app-section-gap) !important;
}

.filter-grid,
.form-grid,
.custom-range,
.trend-control-panel,
.analytics-control-strip,
.site-comparison-controls,
.comparison-control-fields,
.meter-comparison-toolbar,
.wizard-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr)) !important;
    gap: clamp(0.625rem, 1vw, 0.875rem) !important;
}

.trend-window-options,
.trend-display-options {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 6rem), 1fr)) !important;
}

.chart-panel canvas,
.chart-card canvas,
.trend-card canvas,
.analytics-chart-panel canvas,
.power-quality-panel canvas,
.site-comparison-trend canvas,
.meter-comparison-chart canvas {
    display: block;
    width: 100% !important;
    height: var(--app-chart-height) !important;
    min-height: min(18rem, 55vh);
    max-height: 45rem;
}

.three-charts canvas,
.power-quality-panel canvas {
    height: var(--app-chart-height-compact) !important;
}

#phasorDiagramCanvas,
.phasor-canvas-shell canvas {
    width: 100% !important;
    height: clamp(18rem, 36vh, 32rem) !important;
}

.fullscreen-chart-shell canvas,
.modal canvas,
#fullscreenCanvas,
#fullscreenChartCanvas {
    width: 100% !important;
    height: min(72vh, 48rem) !important;
}

.table-card,
.panel:has(table),
.table-scroll,
.threshold-table,
.meter-sites,
.discovery-results {
    min-width: 0;
}

.table-card,
.panel:has(table),
.table-scroll,
.discovery-results {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

th,
td {
    white-space: nowrap;
}

.reading-row,
.metric-card,
.site-card,
.mini-card,
.status-card,
.trend-card-top,
.chart-panel-head,
.power-quality-panel-head {
    min-width: 0;
}

.reading-row {
    grid-template-columns: minmax(0, 1fr) auto !important;
}

.reading-identity,
.reading-value,
.reading-head-copy {
    min-width: 0;
}

.reading-value {
    text-align: right;
}

.realtime-clock,
.topbar .controls {
    max-width: 100%;
}

.modal,
.modal-shell {
    width: min(100%, 64rem) !important;
    max-height: min(92vh, 58rem);
    overflow: auto;
}

@media (min-width: 120rem) {
    :root {
        --app-max-width: 116rem;
        --app-page-gutter: 2rem;
        --app-chart-height: clamp(22rem, 32vh, 34rem);
    }
}

@media (min-width: 180rem) {
    :root {
        --app-max-width: 124rem;
        --app-page-gutter: 2.25rem;
    }
}

@media (max-width: 80rem) {
    :root {
        --app-chart-height: clamp(17rem, 32vh, 25rem);
    }

    .chart-grid,
    .meter-layout,
    .ranking-grid,
    .table-grid,
    .three-charts {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 61.25rem) {
    .app {
        grid-template-columns: 1fr !important;
    }

    .sidebar {
        position: static !important;
        width: 100% !important;
        height: auto !important;
        min-height: auto !important;
        max-height: none !important;
    }

    .main {
        width: 100% !important;
    }

    .topbar-brand-area {
        max-width: 100% !important;
    }
}

@media (max-width: 48rem) {
    :root {
        --app-page-gutter: 0.875rem;
        --app-chart-height: clamp(16rem, 42vh, 22rem);
    }

    .topbar,
    .header {
        align-items: stretch !important;
        flex-direction: column;
    }

    .topbar .controls,
    .controls,
    .realtime-clock,
    .btn,
    .button,
    .chart-head button {
        width: 100%;
    }

    .modal-actions,
    .actions {
        align-items: stretch;
        flex-direction: column;
    }

    .phasor-panel {
        grid-template-columns: 1fr !important;
    }

    .reading-layout > .phasor-panel {
        grid-column: span 1 !important;
    }

    th,
    td {
        padding-inline: 0.75rem !important;
    }
}

@media (max-width: 34rem) {
    h1,
    .topbar h1 {
        font-size: clamp(1.45rem, 8vw, 2rem) !important;
    }

    .subtitle,
    .topbar .subtitle {
        max-width: 100% !important;
    }

    .reading-layout,
    .trend-grid,
    .charts,
    .chart-grid,
    .power-quality-grid,
    .power-quality-charts,
    .analytics-charts,
    .three-charts,
    .ranking-grid,
    .table-grid,
    .meter-layout,
    .meter-comparison-content {
        grid-template-columns: 1fr !important;
    }
}

body:not(.screen-mode):not(.tv-screen-mode) .reading-layout {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
}

body:not(.screen-mode):not(.tv-screen-mode) .reading-group[data-reading="voltage"] { order: 1; }
body:not(.screen-mode):not(.tv-screen-mode) .reading-group[data-reading="current"] { order: 2; }
body:not(.screen-mode):not(.tv-screen-mode) .reading-group[data-reading="power-factor"] { order: 3; }
body:not(.screen-mode):not(.tv-screen-mode) .reading-group[data-reading="active-power"] { order: 4; }
body:not(.screen-mode):not(.tv-screen-mode) .reading-group[data-reading="reactive-power"] { order: 5; }
body:not(.screen-mode):not(.tv-screen-mode) .reading-group[data-reading="apparent-power"] { order: 6; }
body:not(.screen-mode):not(.tv-screen-mode) .reading-group[data-reading="demand"] { order: 7; }
body:not(.screen-mode):not(.tv-screen-mode) .reading-layout > .phasor-panel {
    order: 8;
    grid-column: span 2 !important;
}

@media (max-width: 73.75rem) {
    body:not(.screen-mode):not(.tv-screen-mode) .reading-layout {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

    body:not(.screen-mode):not(.tv-screen-mode) .reading-layout > .phasor-panel {
        grid-column: span 2 !important;
    }
}

@media (max-width: 48rem) {
    body:not(.screen-mode):not(.tv-screen-mode) .reading-layout {
        grid-template-columns: minmax(0, 1fr) !important;
    }

    body:not(.screen-mode):not(.tv-screen-mode) .reading-layout > .phasor-panel {
        grid-column: span 1 !important;
    }
}

.sidebar {
    height: 100dvh !important;
    max-height: 100dvh !important;
    padding-top: max(1.5rem, env(safe-area-inset-top)) !important;
}

@media (max-width: 61.25rem) {
    .sidebar {
        height: auto !important;
        max-height: none !important;
    }
}

.trend-control-panel {
    display: grid !important;
    grid-template-columns: minmax(32.5rem, 46.5rem) minmax(15rem, 16.5rem) !important;
    justify-content: start !important;
    align-items: start !important;
    gap: clamp(0.75rem, 1vw, 1rem) !important;
    width: fit-content !important;
    max-width: 100% !important;
    padding: clamp(0.85rem, 1vw, 1rem) !important;
}

.trend-window-control {
    display: grid !important;
    align-content: start;
    gap: 0.55rem !important;
    min-width: 0;
    padding: 0.8rem;
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--surface-soft, #f6f8fb) 86%, transparent), transparent),
        color-mix(in srgb, var(--surface, #fff) 92%, var(--brand, #1677b7) 8%);
    border: 1px solid color-mix(in srgb, var(--line, #dce5ec) 86%, var(--brand, #1677b7) 14%);
    border-radius: 0.5rem;
}

[data-theme="dark"] .trend-window-control {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent),
        color-mix(in srgb, var(--surface, #182330) 88%, var(--brand, #37a5d8) 12%);
}

.trend-control-label {
    display: flex;
    align-items: center;
    min-height: 1rem;
    color: color-mix(in srgb, var(--ink, #15202b) 62%, var(--muted, #667789) 38%) !important;
    font-size: 0.68rem !important;
    font-weight: 900 !important;
    letter-spacing: 0.08em !important;
}

.trend-range-control .trend-window-options {
    display: grid !important;
    grid-template-columns: repeat(6, minmax(0, 1fr)) !important;
    gap: 0.35rem !important;
    padding: 0.25rem;
    background: color-mix(in srgb, var(--surface-soft, #f6f8fb) 80%, var(--surface, #fff) 20%);
    border: 1px solid color-mix(in srgb, var(--line, #dce5ec) 88%, transparent);
    border-radius: 0.55rem;
}

.trend-display-control .trend-window-options {
    display: grid !important;
    grid-template-columns: minmax(6.75rem, 0.7fr) minmax(13rem, 1.3fr) !important;
    gap: 0.45rem !important;
}

.trend-window-button {
    min-width: 0 !important;
    min-height: 2.45rem !important;
    padding: 0.35rem 0.55rem !important;
    border-radius: 0.45rem !important;
    white-space: nowrap;
}

.trend-range-control .trend-window-button {
    background: transparent;
    border-color: transparent;
}

.trend-range-control .trend-window-button:hover {
    background: var(--surface, #fff);
}

.trend-range-control .trend-window-button.active {
    color: #fff;
    background: linear-gradient(135deg, var(--brand, #1677b7), var(--brand-dark, #0f5f93));
    border-color: transparent;
    box-shadow: 0 0.5rem 1.1rem color-mix(in srgb, var(--brand, #1677b7) 24%, transparent);
}

.trend-resolution-control select {
    width: 100%;
    min-width: 0 !important;
    height: 2.7rem;
}

.trend-mode-toggle {
    min-width: 0 !important;
}

.trend-mode-sub {
    font-size: 0.56rem !important;
}

.trend-display-note {
    margin-top: 0 !important;
    color: color-mix(in srgb, var(--ink, #15202b) 72%, var(--muted, #667789) 28%) !important;
    font-size: 0.72rem !important;
    line-height: 1.35 !important;
}

@media (max-width: 68.75rem) {
    .trend-control-panel {
        grid-template-columns: 1fr !important;
        width: 100% !important;
    }

    .trend-display-control {
        grid-column: auto;
    }

    .trend-display-control .trend-window-options {
        grid-template-columns: minmax(9rem, 0.36fr) minmax(18rem, 0.64fr) !important;
    }
}

@media (max-width: 52rem) {
    .trend-control-panel {
        grid-template-columns: 1fr !important;
    }

    .trend-range-control .trend-window-options {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    }

    .trend-display-control .trend-window-options {
        grid-template-columns: 1fr !important;
    }
}

body.screen-mode,
body.tv-screen-mode {
    overflow: hidden !important;
}

body.screen-mode .main {
    width: 100vw !important;
    max-width: none !important;
    min-height: 100dvh !important;
    margin: 0 !important;
    padding: clamp(0.65rem, 1.2vw, 1.1rem) !important;
}

body.screen-mode .live-shell {
    height: calc(100dvh - clamp(1.3rem, 2.4vw, 2.2rem)) !important;
    grid-template-rows: auto minmax(0, 1fr) !important;
    gap: clamp(0.55rem, 0.9vw, 0.85rem) !important;
}

body.screen-mode .live-focus {
    min-height: 0 !important;
    padding: clamp(0.75rem, 1.2vw, 1rem) clamp(0.9rem, 1.5vw, 1.35rem) !important;
}

body.screen-mode .live-headline-metrics,
body.screen-mode .summary-grid {
    display: none !important;
}

body.screen-mode .live-status-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 0.55rem !important;
    margin-top: 0.65rem !important;
}

body.screen-mode .reading-layout {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    grid-auto-rows: minmax(0, 1fr);
    min-height: 0 !important;
    gap: clamp(0.55rem, 0.85vw, 0.85rem) !important;
}

body.screen-mode .reading-layout > .phasor-panel {
    grid-column: span 1 !important;
}

body.screen-mode .reading-group {
    min-height: 0 !important;
    overflow: hidden !important;
}

body.screen-mode .reading-head {
    padding: clamp(0.55rem, 0.8vw, 0.8rem) clamp(0.65rem, 0.95vw, 0.95rem) !important;
}

body.screen-mode .reading-list {
    min-height: 0 !important;
    padding: clamp(0.35rem, 0.55vw, 0.55rem) clamp(0.55rem, 0.8vw, 0.85rem) !important;
    overflow: auto;
}

body.screen-mode .reading-row {
    min-height: 0 !important;
    padding: clamp(0.28rem, 0.55vh, 0.5rem) 0.2rem !important;
}

body.screen-mode .phasor-panel {
    min-height: 0 !important;
    overflow: hidden !important;
    grid-template-columns: 1fr !important;
    padding: clamp(0.5rem, 0.85vw, 0.75rem) !important;
}

body.screen-mode #phasorDiagramCanvas,
body.screen-mode .phasor-canvas-shell canvas {
    width: 100% !important;
    height: 100% !important;
    min-height: 10rem !important;
    max-height: none !important;
}

body.screen-mode .chart-panel canvas,
body.screen-mode .chart-card canvas,
body.screen-mode .trend-card canvas,
body.screen-mode .analytics-chart-panel canvas,
body.screen-mode .power-quality-panel canvas,
body.screen-mode .site-comparison-trend canvas,
body.screen-mode .meter-comparison-chart canvas {
    height: 100% !important;
    min-height: 12rem !important;
    max-height: none !important;
}

body.tv-screen-mode .main {
    width: 100vw !important;
    max-width: none !important;
    margin: 0 !important;
}

@media (max-width: 75rem) {
    body.screen-mode {
        overflow: auto !important;
    }

    body.screen-mode .live-shell {
        height: auto !important;
        grid-template-rows: auto auto !important;
    }

    body.screen-mode .reading-layout {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        grid-auto-rows: auto;
    }
}

@media (max-width: 44rem) {
    body.screen-mode .reading-layout {
        grid-template-columns: 1fr !important;
    }
}