/**
 * NUART UI hardening layer
 *
 * Loaded after the historical visual layers so the shared interaction surface
 * has one predictable contract without changing page rendering or data flow.
 */
html[data-theme="light"],
html:not([data-theme]) {
  --font-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", Menlo, Monaco, Consolas, monospace;

  --text-2xs: 11px;
  --text-xs: 12px;
  --text-sm: 13px;
  --text-md: 14px;
  --text-lg: 16px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 30px;

  --space-3xs: 4px;
  --space-2xs: 8px;
  --space-xs: 12px;
  --space-sm: 16px;
  --space-md: 20px;
  --space-lg: 24px;
  --space-xl: 32px;

  --radius-card: 6px;
  --radius-control: 4px;
  --radius-tag: 4px;

  --bg-page: #f4f6f8;
  --bg-surface: #ffffff;
  --bg-surface-raised: #ffffff;
  --bg-surface-sunken: #edf1f4;
  --bg-hover: #f1f4f7;
  --bg-active: #e6edf3;
  --surface-base: #ffffff;
  --surface-card: #ffffff;
  --surface-card-hover: #f1f4f7;
  --surface-elevated: #ffffff;
  --color-ink: #15202b;
  --color-ink-2: #314151;
  --color-neutral: #5b6b7a;
  --color-muted: #7d8c9a;
  --color-rule: #d8e0e7;
  --color-rule-subtle: #e9eef2;
  --color-rule-strong: #b8c5cf;
  --color-paper: #ffffff;
  --color-paper-2: #f7f9fa;
  --color-paper-3: #edf1f4;
  --color-overlay: rgba(16, 28, 40, 0.58);
  --color-focus: #356b91;
  --color-focus-soft: rgba(53, 107, 145, 0.14);
  --color-success: #16765b;
  --color-success-soft: #e8f4ef;
  --color-warning: #996313;
  --color-warning-soft: #fbf2de;
  --color-danger: #a53a3a;
  --color-danger-soft: #fbeaea;
  --brand-primary: #356b91;
  --brand-primary-hover: #285674;
  --brand-primary-soft: rgba(53, 107, 145, 0.12);
  --color-accent: #356b91;
  --color-accent-ink: #ffffff;
  --color-success: #16765b;
  --color-warning: #996313;
  --color-danger: #a53a3a;
  --shadow-card: 0 1px 2px rgba(21, 32, 43, 0.06), 0 0 0 1px var(--color-rule);
  --shadow-card-hover: 0 2px 8px rgba(21, 32, 43, 0.08), 0 0 0 1px var(--color-rule-strong);
  --shadow-modal: 0 18px 48px rgba(21, 32, 43, 0.22), 0 0 0 1px rgba(21, 32, 43, 0.12);
  --duration-short: 140ms;
  --duration-medium: 200ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 3000;
  transform: translateY(-160%);
  padding: 8px 12px;
  border-radius: var(--radius-control);
  background: var(--color-ink);
  color: var(--color-paper);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: transform var(--duration-short) ease-out;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

html[data-theme] body,
body {
  min-height: 100dvh;
  height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-md);
  line-height: 1.5;
  color: var(--color-ink);
  background: var(--bg-page);
  letter-spacing: 0;
}

html[data-theme="dark"] body,
html[data-theme="dark"] .body {
  background-color: #0a0b0c;
  background-image: none;
  color: #f4f4f2;
}

button,
input,
select,
textarea {
  font-family: inherit;
  touch-action: manipulation;
}

button,
a,
input,
select,
textarea,
summary {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[role="button"]:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

body,
.main,
.side,
.mo,
dialog {
  overscroll-behavior: contain;
}

html[data-theme] .site-header.hd,
html[data-theme] .hd,
.site-header.hd,
.hd {
  min-height: 56px;
  height: 56px;
  padding-inline: clamp(16px, 2.5vw, 32px);
  background: #15202b;
  background-image: none;
}

html[data-theme] .brand {
  min-width: 0;
  gap: 8px;
}

html[data-theme] #project-name {
  overflow: visible;
  line-height: 1.3;
  padding-right: 0;
}

html[data-theme] .brand-code,
html[data-theme] .brand-sub {
  line-height: 1.3;
}

html[data-theme] .site-header .brand-logo-text,
html[data-theme] .hd h1,
.site-header .brand-logo-text,
.hd h1 {
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.2;
  letter-spacing: 0;
}

.site-header .brand-subtitle,
.hd h1 span {
  font-size: 12px;
  letter-spacing: 0.02em;
}

html[data-theme] .site-nav.nav-wrap,
html[data-theme] .nav-wrap,
.site-nav.nav-wrap,
.nav-wrap {
  min-height: 44px;
  padding-inline: clamp(8px, 1.5vw, 20px);
  background: #15202b;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  background-image: none;
}

html[data-theme] .site-nav.nav-wrap > .nav-visible-items > .nav-tab,
html[data-theme] .nav-wrap > a,
html[data-theme] .nav-wrap > span,
.site-nav.nav-wrap > .nav-visible-items > .nav-tab,
.nav-wrap > a,
.nav-wrap > span {
  min-height: 44px;
  padding-inline: 14px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
  transition: color var(--duration-short) ease-out, background-color var(--duration-short) ease-out, box-shadow var(--duration-short) ease-out;
}

.site-nav.nav-wrap > .nav-visible-items > .nav-tab:hover,
.nav-wrap > a:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
  transform: none;
}

.site-nav.nav-wrap > .nav-visible-items > .nav-tab.on,
.site-nav.nav-wrap > .nav-visible-items > .nav-tab.active,
.nav-wrap > a.on {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 -2px 0 #91b8d1;
}

html[data-theme] .adm,
.adm {
  min-height: 36px;
  padding-block: 6px;
  font-size: 12px;
  background: var(--bg-surface-sunken);
  box-shadow: inset 3px 0 0 var(--brand-primary);
}

html[data-theme] .pn,
html[data-theme] .kc,
html[data-theme] .live-group,
html[data-theme] .dashboard-object-switch,
html[data-theme] .access-overview,
html[data-theme] .access-source-block,
html[data-theme] .meter-install-gateway,
.pn,
.kc,
.live-group,
.dashboard-object-switch,
.access-overview,
.access-source-block,
.meter-install-gateway {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

html[data-theme] .pn-h,
html[data-theme] .site-card-title,
html[data-theme] .card-title,
html[data-theme] .section-title,
.pn-h,
.site-card-title,
.card-title,
.section-title {
  font-size: var(--text-lg);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: 0;
  text-wrap: balance;
}

.pn-h {
  min-height: 44px;
  padding: 10px var(--space-sm);
  background: var(--bg-surface-sunken);
}

html[data-theme] .pn-b,
.pn-b {
  padding: var(--space-sm);
}

html[data-theme] .bt,
html[data-theme] .btn,
html[data-theme] .luxury-btn,
html[data-theme] .dialog-icon-button,
html[data-theme] .hd-btn,
html[data-theme] .mobile-side-toggle,
html[data-theme] .side .s-hd .s-toggle,
.bt,
.btn,
.luxury-btn,
.dialog-icon-button,
.hd-btn,
.mobile-side-toggle,
.side .s-hd .s-toggle {
  min-height: 36px;
  min-width: 36px;
  border-radius: var(--radius-control);
  font-size: 13px;
  line-height: 1.25;
  letter-spacing: 0;
  transition: color var(--duration-short) ease-out, background-color var(--duration-short) ease-out, border-color var(--duration-short) ease-out, box-shadow var(--duration-short) ease-out, opacity var(--duration-short) ease-out;
}

html[data-theme] .hd-r .hd-btn {
  margin-left: 0;
}

html[data-theme] .device-sort-switch button,
html[data-theme] .device-display-switch button {
  min-width: 36px;
  min-height: 36px;
  height: 36px;
  padding-block: 0;
}

.bt:hover,
.btn:hover,
.luxury-btn:hover,
.dialog-icon-button:hover {
  transform: none;
}

.bt:active,
.btn:active,
.luxury-btn:active,
.dialog-icon-button:active {
  transform: translateY(1px);
}

html[data-theme] .bt-p,
html[data-theme] .btn-primary,
html[data-theme] .luxury-btn.primary,
.bt-p,
.btn-primary,
.luxury-btn.primary {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #ffffff;
}

.bt-p:hover,
.btn-primary:hover,
.luxury-btn.primary:hover {
  background: var(--brand-primary-hover);
  border-color: var(--brand-primary-hover);
  box-shadow: 0 2px 6px rgba(53, 107, 145, 0.2);
}

html[data-theme] .bt-s,
.bt-s {
  min-height: 32px;
  font-size: 12px;
}

html[data-theme] .fr,
.fr {
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

html[data-theme] .fr label,
html[data-theme] .form-label,
html[data-theme] .filter-label,
.fr label,
.form-label,
.filter-label {
  margin-bottom: 6px;
  color: var(--color-ink-2);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.01em;
  text-transform: none;
}

html[data-theme] .fr input,
html[data-theme] .fr select,
html[data-theme] .fr textarea,
html[data-theme] input,
html[data-theme] select,
html[data-theme] textarea,
.fr input,
.fr select,
html[data-theme] .fr textarea,
html[data-theme] textarea,
.fr textarea,
input,
select,
textarea {
  min-height: 38px;
  border-radius: var(--radius-control);
  border-color: var(--color-rule-strong);
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-size: 14px;
  line-height: 1.45;
  transition: border-color var(--duration-short) ease-out, box-shadow var(--duration-short) ease-out, background-color var(--duration-short) ease-out;
}

.fr textarea,
textarea {
  min-height: 88px;
  padding-block: 9px;
}

html[data-theme] .fr input:focus,
html[data-theme] .fr select:focus,
html[data-theme] .fr textarea:focus,
html[data-theme] input:focus,
html[data-theme] select:focus,
html[data-theme] textarea:focus,
.fr input:focus,
.fr select:focus,
.fr textarea:focus,
input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-focus);
  box-shadow: 0 0 0 3px var(--color-focus-soft);
  outline: none;
}

.fr input[aria-invalid="true"],
.fr select[aria-invalid="true"],
.fr textarea[aria-invalid="true"] {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px var(--color-danger-soft);
}

html[data-theme] .tbl,
html[data-theme] .luxury-data-table,
html[data-theme] .live-detail-table,
.tbl,
.luxury-data-table,
.live-detail-table {
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

html[data-theme] .tbl th,
html[data-theme] .tbl thead th,
html[data-theme] .luxury-data-table th,
.tbl th,
.tbl thead th,
.luxury-data-table th {
  padding: 10px 12px;
  color: var(--color-neutral);
  background: var(--bg-surface-sunken);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: none;
}

html[data-theme] .tbl td,
html[data-theme] .luxury-data-table td,
.tbl td,
.luxury-data-table td {
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.45;
}

.tbl td.n,
.tbl td.num,
.luxury-data-table td.n {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.tag,
.status-text {
  font-size: 12px;
  line-height: 1.35;
}

html[data-theme] .mo,
.mo {
  padding: var(--space-sm);
  background: var(--color-overlay);
  background-image: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  overscroll-behavior: contain;
}

html[data-theme] .access-gate {
  display: grid;
  gap: var(--space-md);
}

html[data-theme] .access-gate > * {
  margin-block: 0;
}

html[data-theme] .mb,
.mb {
  position: relative;
  width: min(640px, calc(100vw - 32px));
  max-height: min(90dvh, 820px);
  padding: var(--space-lg);
  border: 1px solid var(--color-rule-strong);
  border-radius: var(--radius-card);
  background: var(--surface-card);
  box-shadow: var(--shadow-modal);
  overflow-y: auto;
  overscroll-behavior: contain;
  animation: modal-rise var(--duration-medium) var(--ease-out);
}

.modal-titlebar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.modal-titlebar h2,
.modal-titlebar h3,
.mb > h3 {
  min-width: 0;
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.3;
  text-wrap: balance;
}

.modal-titlebar p {
  margin-top: 4px;
  color: var(--color-neutral);
  font-size: var(--text-sm);
  line-height: 1.5;
  text-wrap: pretty;
}

.dialog-close,
.dialog-icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-neutral);
  cursor: pointer;
}

.dialog-close:hover,
.dialog-icon-button:hover {
  border-color: var(--color-rule);
  background: var(--bg-hover);
  color: var(--color-ink);
}

.mb .br {
  gap: var(--space-2xs);
  margin-top: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-rule-subtle);
}

.modal-note {
  margin-bottom: var(--space-sm);
  color: var(--color-neutral);
  font-size: var(--text-sm);
  line-height: 1.55;
  text-wrap: pretty;
}

dialog {
  max-width: calc(100vw - 32px);
  max-height: min(90dvh, 860px);
  border: 1px solid var(--color-rule-strong);
  border-radius: var(--radius-card);
  background: var(--surface-card);
  color: var(--color-ink);
  box-shadow: var(--shadow-modal);
  overflow: hidden;
}

dialog::backdrop {
  background: var(--color-overlay);
}

.navigation-layout-dialog,
#platform-selection-picker,
#mqtt-device-test {
  width: min(960px, calc(100vw - 32px));
}

.tst {
  bottom: calc(20px + env(safe-area-inset-bottom));
  max-width: min(460px, calc(100vw - 32px));
  padding: 10px 16px;
  border-radius: var(--radius-control);
  font-size: 13px;
  line-height: 1.4;
  transition: transform var(--duration-medium) var(--ease-out), opacity var(--duration-medium) ease-out;
}

.ai-fab {
  right: max(20px, env(safe-area-inset-right));
  bottom: calc(20px + env(safe-area-inset-bottom));
}

.ai-panel {
  right: max(20px, env(safe-area-inset-right));
  bottom: calc(84px + env(safe-area-inset-bottom));
  max-width: min(420px, calc(100vw - 32px));
  max-height: min(70dvh, 620px);
}

#main-area {
  min-width: 0;
  scroll-padding-top: var(--space-md);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg-page: #10161c;
    --bg-surface: #172029;
    --bg-surface-raised: #1d2933;
    --bg-surface-sunken: #121a21;
    --bg-hover: #22313d;
    --bg-active: #294052;
    --surface-base: #172029;
    --surface-card: #172029;
    --surface-card-hover: #22313d;
    --surface-elevated: #1d2933;
    --color-ink: #e8eef2;
    --color-ink-2: #c1ced7;
    --color-neutral: #9bacb9;
    --color-muted: #7f919e;
    --color-rule: #30404c;
    --color-rule-subtle: #25333e;
    --color-rule-strong: #496070;
    --color-paper: #172029;
    --color-paper-2: #121a21;
    --color-paper-3: #22313d;
    --color-overlay: rgba(0, 0, 0, 0.7);
    --brand-primary: #78a8c6;
    --brand-primary-hover: #96bdd4;
    --brand-primary-soft: rgba(120, 168, 198, 0.18);
    --color-focus: #9dc8df;
    --color-focus-soft: rgba(157, 200, 223, 0.2);
  }

  html {
    color-scheme: dark;
  }
}

@media (max-width: 820px) {
  .site-header.hd,
  .hd {
    min-height: 54px;
    height: 54px;
    padding-inline: 12px;
  }

  .site-header .header-instrument-cluster,
  .site-header .brand-subtitle,
  .site-header .brand-spec-badge {
    display: none;
  }

  .site-nav.nav-wrap,
  .nav-wrap {
    min-height: 44px;
    overflow-x: auto;
  }

  .site-nav.nav-wrap > .nav-visible-items > .nav-tab,
  .nav-wrap > a,
  .nav-wrap > span {
    min-height: 44px;
    padding-inline: 12px;
  }

  .side .s-hd .s-toggle,
  .mobile-side-toggle {
    min-width: 44px;
    min-height: 44px;
  }

  html[data-theme] .hd-btn .button-label {
    display: none;
  }

  .main {
    min-width: 0;
  }
}

@media (max-width: 560px) {
  .hd-r .hd-p,
  .hd-r .header-action-secondary {
    display: none;
  }

  .hd-r {
    gap: 4px;
  }

  .mo {
    align-items: flex-end;
    padding: 0;
  }

  .mb {
    width: 100%;
    max-height: 94dvh;
    padding: var(--space-md) var(--space-sm) calc(var(--space-md) + env(safe-area-inset-bottom));
    border-radius: var(--radius-card) var(--radius-card) 0 0;
  }

  .fr {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .mb .br {
    flex-wrap: wrap;
  }

  .mb .br .bt,
  .mb .br .btn,
  .mb .br button {
    min-height: 44px;
    flex: 1 1 120px;
  }

  html[data-theme] .skip-link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
  }

  html[data-theme] .access-gate-actions .bt,
  html[data-theme] .at .at-t,
  html[data-theme] input:not([type="hidden"]),
  html[data-theme] select,
  html[data-theme] textarea {
    min-height: 44px;
  }

  .navigation-layout-dialog,
  #platform-selection-picker,
  #mqtt-device-test {
    width: 100%;
    max-width: none;
    max-height: 94dvh;
    border-radius: var(--radius-card) var(--radius-card) 0 0;
  }

  .ai-panel {
    right: 12px;
    bottom: calc(76px + env(safe-area-inset-bottom));
    max-width: calc(100vw - 24px);
  }
}

/* Simplified module navigation: primary areas stay stable, child actions stay contextual. */
#nav-bar.site-nav .nav-subitems {
  display: flex;
  align-items: stretch;
  gap: 2px;
  min-width: 0;
  margin-left: 6px;
  border-left: 1px solid var(--color-rule);
}
#nav-bar.site-nav .nav-subitems[hidden] { display: none; }
#nav-bar.site-nav .nav-subitem {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 9px;
  color: var(--color-neutral);
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
#nav-bar.site-nav .nav-subitem:hover,
#nav-bar.site-nav .nav-subitem.on,
#nav-bar.site-nav .nav-subitem.active { color: var(--color-focus); background: var(--color-focus-soft); }

/* Primary device grouping: one visible hierarchy with two explicit special domains. */
.primary-group-tree { display: grid; gap: 12px; }
.primary-group-floor { border: 1px solid var(--color-rule); background: var(--surface-card); }
.primary-group-floor-head,
.primary-group-category-head,
.primary-group-area-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.primary-group-floor-head { padding: 12px 14px; border-bottom: 1px solid var(--color-rule); background: var(--surface-elevated); }
.primary-group-floor-head h3 { margin: 2px 0 0; font-size: 16px; }
.primary-group-floor-head strong,
.primary-group-category-head span,
.primary-group-specials article > strong { color: var(--color-focus); font-family: var(--font-mono); font-size: 12px; }
.primary-group-category { padding: 10px 14px; border-bottom: 1px solid var(--color-rule); }
.primary-group-category:last-child { border-bottom: 0; }
.primary-group-category-head { margin-bottom: 8px; color: var(--color-ink); font-size: 13px; }
.primary-group-area-list { display: grid; gap: 7px; }
.primary-group-area { padding: 9px 10px; border: 1px solid var(--color-rule); background: var(--surface-base); }
.primary-group-area-head > div { display: grid; gap: 2px; min-width: 0; }
.primary-group-area-head > div > span { color: var(--color-muted); font-size: 10px; }
.primary-group-area-head strong { font-size: 12px; }
.primary-group-device-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.primary-group-device { display: inline-flex; align-items: center; gap: 6px; max-width: 100%; padding: 4px 7px; border: 1px solid var(--color-rule); background: var(--surface-card); }
.primary-group-device small { color: var(--color-muted); font-size: 10px; white-space: nowrap; }
.primary-group-empty { padding: 22px; border: 1px dashed var(--color-rule-strong); color: var(--color-muted); text-align: center; }
.primary-group-specials { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 12px; }
.primary-group-specials article { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 8px 12px; padding: 14px; border: 1px solid var(--color-rule); background: var(--surface-card); }
.primary-group-specials article > div { min-width: 0; }
.primary-group-specials article h3 { margin: 3px 0 4px; font-size: 14px; }
.primary-group-specials article p { margin: 0; color: var(--color-muted); font-size: 11px; line-height: 1.5; }
.primary-group-specials article > .table-action { justify-self: end; }
.legacy-group-details { margin-top: 14px; border-top: 1px solid var(--color-rule); }
.legacy-group-details summary { padding: 12px 0; color: var(--color-neutral); cursor: pointer; font-size: 12px; font-weight: 700; }
.group-legacy-body { display: grid; gap: 10px; }
.group-legacy-body > p { margin: 0; color: var(--color-muted); font-size: 11px; }

@media (max-width: 720px) {
  #nav-bar.site-nav.nav-wrap {
    height: auto !important;
    min-height: 42px !important;
    flex-wrap: wrap !important;
    overflow: visible !important;
  }
  #nav-bar.site-nav .nav-visible-items {
    flex: 1 1 auto;
    min-width: 0;
    min-height: 42px;
    height: 42px;
  }
  #nav-bar.site-nav .nav-subitems {
    flex: 1 0 100%;
    min-height: 42px;
    height: 42px;
    margin-left: 0;
    overflow-x: auto;
    border-top: 1px solid var(--color-rule);
    border-left: 0;
  }
  #nav-bar.site-nav .nav-overflow {
    flex: 0 0 auto;
    min-height: 42px;
    height: 42px;
  }
  #nav-bar.site-nav .nav-overflow-menu {
    position: absolute;
    top: calc(100% - 2px);
    right: 0;
    left: auto;
    width: min(316px, calc(100vw - 16px));
  }
  .mobile-side-toggle { display: inline-flex !important; }
  #nav-bar.site-nav .nav-subitems { margin-left: 2px; }
  #nav-bar.site-nav .nav-subitem { padding: 0 7px; font-size: 10px; }
  .primary-group-specials { grid-template-columns: 1fr; }
  .primary-group-device-list { display: grid; grid-template-columns: minmax(0, 1fr); }
  .primary-group-device { min-width: 0; }
}

/* Live monitoring detail drawer: keep long identifiers inside a readable,
   scrollable surface instead of forcing a wide table through the viewport. */
#ed-m.live-detail-open {
  justify-content: flex-end;
  padding: 12px;
}

#ed-m.live-detail-open .mb.live-meter-detail-modal {
  width: min(780px, calc(100vw - 24px));
  height: calc(100dvh - 24px);
  max-height: calc(100dvh - 24px);
  margin: 0;
  padding: 16px;
  border-radius: 14px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

#ed-m.live-detail-open #ed-bd,
.live-detail-shell,
.live-detail-section,
.live-detail-identity {
  min-width: 0;
  max-width: 100%;
}

.live-detail-identity {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
}

.live-detail-profile {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.live-detail-gateway {
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.live-detail-gateway dl {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.live-detail-section-head small {
  max-width: 52%;
  overflow-wrap: anywhere;
}

.live-detail-point-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
}

.live-detail-point {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line-hairline);
  border-radius: var(--radius-control);
  background: var(--surface-elevated);
}

.live-detail-point-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  min-width: 0;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line-hairline);
}

.live-detail-point-head > div {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.live-detail-point-head strong,
.live-detail-point-head small {
  min-width: 0;
  overflow-wrap: anywhere;
}

.live-detail-point-head strong {
  color: var(--text-main);
  font-size: 12px;
}

.live-detail-point-head small {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 9px;
}

.live-detail-point-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px 12px;
  margin: 10px 0 0;
}

.live-detail-point-grid > div {
  min-width: 0;
}

.live-detail-point-grid dt {
  color: var(--text-muted);
  font-size: 9px;
}

.live-detail-point-grid dd {
  margin: 3px 0 0;
  color: var(--text-main);
  font-size: 11px;
  overflow-wrap: anywhere;
}

.live-detail-point-grid dd.n {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  white-space: normal;
}

@media (max-width: 680px) {
  #ed-m.live-detail-open {
    padding: 6px;
  }

  #ed-m.live-detail-open .mb.live-meter-detail-modal {
    width: 100%;
    height: calc(100dvh - 12px);
    max-height: calc(100dvh - 12px);
    padding: 12px;
  }

  .live-detail-identity,
  .live-detail-section-head {
    grid-template-columns: minmax(0, 1fr);
    flex-direction: column;
    gap: 8px;
  }

  .live-detail-status {
    justify-content: flex-start;
  }

  .live-detail-section-head small {
    max-width: none;
    text-align: left;
  }

  .live-detail-profile,
  .live-detail-gateway dl,
  .live-detail-point-list,
  .live-detail-point-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================================================
 * VISUAL RESTORE — NUART Prism palette and quieter content surfaces
 * ------------------------------------------------------------------------
 * This layer is intentionally CSS-only. It restores the approved visual
 * language without changing markup, events, data flow, or business rules.
 * ======================================================================== */

/* Legacy Prism overrides are retained for rollback history but disabled from
   the active cascade. The correction layer below is the sole visual authority. */
@media (max-width: 0px) {

html[data-theme="light"],
html:not([data-theme]) {
  --font-display: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Monaco, Consolas, monospace;

  --text-2xs: 11px;
  --text-xs: 12px;
  --text-sm: 13px;
  --text-md: 14px;
  --text-lg: 16px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 30px;

  --space-3xs: 4px;
  --space-2xs: 8px;
  --space-xs: 12px;
  --space-sm: 16px;
  --space-md: 20px;
  --space-lg: 24px;
  --space-xl: 32px;

  --radius-card: 10px;
  --radius-control: 8px;
  --radius-tag: 6px;

  --prism-bg: oklch(0.96 0.012 190);
  --prism-bg-deep: oklch(0.92 0.018 190);
  --prism-mint: oklch(0.52 0.14 178);
  --prism-mint-soft: oklch(0.52 0.14 178 / 0.11);
  --prism-violet: oklch(0.5 0.14 286);
  --prism-violet-soft: oklch(0.5 0.14 286 / 0.10);
  --prism-amber: oklch(0.58 0.14 72);
  --prism-amber-soft: oklch(0.58 0.14 72 / 0.12);
  --prism-coral: oklch(0.54 0.16 32);
  --prism-coral-soft: oklch(0.54 0.16 32 / 0.10);

  --bg-page: var(--prism-bg);
  --bg-surface: oklch(0.99 0.008 190);
  --bg-surface-raised: #ffffff;
  --bg-surface-sunken: oklch(0.94 0.014 190 / 0.76);
  --bg-hover: oklch(0.94 0.014 190 / 0.76);
  --bg-active: oklch(0.90 0.025 178 / 0.18);
  --surface-base: transparent;
  --surface-card: oklch(0.99 0.008 190 / 0.90);
  --surface-card-hover: oklch(0.94 0.014 190 / 0.78);
  --surface-elevated: oklch(0.99 0.008 190 / 0.96);
  --color-ink: oklch(0.20 0.025 198);
  --color-ink-2: oklch(0.34 0.018 198);
  --color-neutral: oklch(0.48 0.015 198);
  --color-muted: oklch(0.62 0.012 198);
  --color-rule: oklch(0.78 0.018 198 / 0.72);
  --color-rule-subtle: oklch(0.86 0.012 190 / 0.72);
  --color-rule-strong: oklch(0.70 0.025 198 / 0.76);
  --color-paper: #ffffff;
  --color-paper-2: oklch(0.99 0.008 190);
  --color-paper-3: oklch(0.94 0.014 190 / 0.76);
  --color-overlay: rgba(20, 35, 38, 0.48);
  --color-focus: #0f766e;
  --color-focus-soft: rgba(15, 118, 110, 0.18);
  --color-success: #047857;
  --color-success-soft: rgba(16, 185, 129, 0.12);
  --color-warning: #a16207;
  --color-warning-soft: rgba(245, 158, 11, 0.14);
  --color-danger: #be123c;
  --color-danger-soft: rgba(244, 63, 94, 0.12);

  /* Compatibility aliases used by the historical visual layer. */
  --bg-app: var(--bg-page);
  --text-main: var(--color-ink);
  --text-sub: var(--color-ink-2);
  --text-tertiary: var(--color-neutral);
  --text-muted: var(--color-muted);
  --line-hairline: var(--color-rule-subtle);
  --line-subtle: var(--color-rule);
  --line-medium: var(--color-rule-strong);
  --line-focus: var(--color-focus);
  --brand-primary: #0f766e;
  --brand-primary-hover: #0b5f59;
  --brand-primary-soft: rgba(15, 118, 110, 0.12);
  --brand-blue: #0f766e;
  --brand-blue-hover: #0b5f59;
  --brand-blue-soft: rgba(15, 118, 110, 0.12);
  --brand-emerald: #059669;
  --brand-emerald-soft: rgba(5, 150, 105, 0.12);
  --brand-indigo: #4f46e5;
  --brand-indigo-soft: rgba(79, 70, 229, 0.12);
  --brand-amber: #d97706;
  --brand-amber-soft: rgba(217, 119, 6, 0.12);
  --brand-rose: #e11d48;
  --brand-rose-soft: rgba(225, 29, 72, 0.12);
  --brand-purple: #7c3aed;
  --brand-purple-soft: rgba(124, 58, 237, 0.12);
  --color-accent: var(--brand-primary);
  --color-accent-ink: #ffffff;
  --shadow-card: 0 0 0 1px var(--color-rule-subtle);
  --shadow-card-hover: 0 0 0 1px var(--color-rule), 0 8px 22px -12px rgba(20, 35, 38, 0.22);
  --shadow-modal: 0 24px 52px -14px rgba(20, 35, 38, 0.24), 0 0 0 1px var(--color-rule);
  --shadow-pop: 0 14px 30px -12px rgba(20, 35, 38, 0.18), 0 0 0 1px var(--color-rule);
}

html[data-theme="dark"] {
    --font-display: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    --font-body: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
    --font-mono: "JetBrains Mono", "SF Mono", Menlo, Monaco, Consolas, monospace;
    --prism-bg: oklch(0.11 0.018 200);
    --prism-bg-deep: oklch(0.075 0.018 202);
    --prism-mint: oklch(0.78 0.21 184);
    --prism-mint-soft: oklch(0.78 0.21 184 / 0.12);
    --prism-violet: oklch(0.70 0.15 286);
    --prism-violet-soft: oklch(0.70 0.15 286 / 0.12);
    --prism-amber: oklch(0.82 0.15 78);
    --prism-amber-soft: oklch(0.82 0.15 78 / 0.12);
    --prism-coral: oklch(0.66 0.19 32);
    --prism-coral-soft: oklch(0.66 0.19 32 / 0.13);
    --bg-page: var(--prism-bg);
    --bg-surface: oklch(0.15 0.02 198 / 0.86);
    --bg-surface-raised: oklch(0.17 0.02 198 / 0.96);
    --bg-surface-sunken: oklch(0.20 0.018 198 / 0.66);
    --bg-hover: oklch(0.20 0.018 198 / 0.66);
    --bg-active: rgba(120, 230, 206, 0.14);
    --surface-base: transparent;
    --surface-card: oklch(0.15 0.02 198 / 0.90);
    --surface-card-hover: oklch(0.20 0.018 198 / 0.78);
    --surface-elevated: oklch(0.17 0.02 198 / 0.96);
    --color-ink: oklch(0.94 0.018 190);
    --color-ink-2: oklch(0.78 0.018 192);
    --color-neutral: oklch(0.66 0.018 192);
    --color-muted: oklch(0.50 0.015 198);
    --color-rule: oklch(0.34 0.02 198 / 0.72);
    --color-rule-subtle: oklch(0.28 0.018 198 / 0.60);
    --color-rule-strong: oklch(0.42 0.025 198 / 0.82);
    --color-paper: oklch(0.15 0.02 198 / 0.96);
    --color-paper-2: oklch(0.11 0.018 200);
    --color-paper-3: oklch(0.20 0.018 198 / 0.66);
    --color-overlay: rgba(4, 14, 18, 0.74);
    --color-focus: #8af5dc;
    --color-focus-soft: rgba(120, 230, 206, 0.22);
    --color-success: #67e8b3;
    --color-success-soft: rgba(61, 214, 140, 0.14);
    --color-warning: #f2c45a;
    --color-warning-soft: rgba(242, 184, 61, 0.14);
    --color-danger: #ff8a8a;
    --color-danger-soft: rgba(255, 122, 122, 0.14);
    --bg-app: var(--bg-page);
    --text-main: var(--color-ink);
    --text-sub: var(--color-ink-2);
    --text-tertiary: var(--color-neutral);
    --text-muted: var(--color-muted);
    --line-hairline: var(--color-rule-subtle);
    --line-subtle: var(--color-rule);
    --line-medium: var(--color-rule-strong);
    --line-focus: var(--color-focus);
    --brand-primary: #36cfae;
    --brand-primary-hover: #72ebca;
    --brand-primary-soft: rgba(47, 224, 178, 0.16);
    --brand-blue: #36cfae;
    --brand-blue-hover: #72ebca;
    --brand-blue-soft: rgba(47, 224, 178, 0.16);
    --brand-emerald: #3dd68c;
    --brand-emerald-soft: rgba(61, 214, 140, 0.14);
    --brand-indigo: #8da1ff;
    --brand-indigo-soft: rgba(124, 147, 255, 0.14);
    --brand-amber: #f2b83d;
    --brand-amber-soft: rgba(242, 184, 61, 0.14);
    --brand-rose: #ff7a7a;
    --brand-rose-soft: rgba(255, 122, 122, 0.14);
    --brand-purple: #b18cff;
    --brand-purple-soft: rgba(177, 140, 255, 0.14);
    --color-accent: var(--brand-primary);
    --color-accent-ink: #0a241e;
    --shadow-card: 0 0 0 1px var(--color-rule-subtle);
    --shadow-card-hover: 0 0 0 1px var(--color-rule), 0 8px 24px -12px rgba(0, 0, 0, 0.62);
    --shadow-modal: 0 28px 60px -14px rgba(0, 0, 0, 0.78), 0 0 0 1px var(--color-rule);
    --shadow-pop: 0 16px 32px -12px rgba(0, 0, 0, 0.70), 0 0 0 1px var(--color-rule);
}

html[data-theme="light"] body,
html:not([data-theme]) body {
  background-color: var(--bg-page);
  background-image:
    radial-gradient(circle at 12% -8%, var(--prism-mint-soft), transparent 34%),
    radial-gradient(circle at 88% 2%, var(--prism-violet-soft), transparent 32%);
  letter-spacing: 0.005em;
}

html[data-theme="dark"] body {
  background-color: var(--bg-page);
  background-image:
    radial-gradient(circle at 12% -8%, var(--prism-mint-soft), transparent 34%),
    radial-gradient(circle at 88% 2%, var(--prism-violet-soft), transparent 32%);
  letter-spacing: 0.005em;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    color-scheme: dark;
    --bg-page: var(--prism-bg);
    --surface-base: transparent;
    --surface-card: oklch(0.15 0.02 198 / 0.90);
    --surface-card-hover: oklch(0.20 0.018 198 / 0.78);
    --surface-elevated: oklch(0.17 0.02 198 / 0.96);
    --color-ink: oklch(0.94 0.018 190);
    --color-ink-2: oklch(0.78 0.018 192);
    --color-neutral: oklch(0.66 0.018 192);
    --color-muted: oklch(0.50 0.015 198);
    --color-rule: oklch(0.34 0.02 198 / 0.72);
    --color-rule-subtle: oklch(0.28 0.018 198 / 0.60);
    --color-rule-strong: oklch(0.42 0.025 198 / 0.82);
    --color-paper: oklch(0.15 0.02 198 / 0.96);
    --color-paper-2: oklch(0.11 0.018 200);
    --color-paper-3: oklch(0.20 0.018 198 / 0.66);
    --color-focus: #8af5dc;
    --color-focus-soft: rgba(120, 230, 206, 0.22);
    --brand-primary: #36cfae;
    --brand-primary-hover: #72ebca;
    --brand-primary-soft: rgba(47, 224, 178, 0.16);
    --brand-blue: #36cfae;
    --brand-blue-hover: #72ebca;
    --brand-blue-soft: rgba(47, 224, 178, 0.16);
    --text-main: var(--color-ink);
    --text-sub: var(--color-ink-2);
    --text-tertiary: var(--color-neutral);
    --text-muted: var(--color-muted);
    --line-hairline: var(--color-rule-subtle);
    --line-subtle: var(--color-rule);
    --line-medium: var(--color-rule-strong);
    --line-focus: var(--color-focus);
  }

  html:not([data-theme]) body {
    background-color: var(--bg-page);
    background-image:
      radial-gradient(circle at 12% -8%, var(--prism-mint-soft), transparent 34%),
      radial-gradient(circle at 88% 2%, var(--prism-violet-soft), transparent 32%);
    letter-spacing: 0.005em;
  }
}

/* Restore quiet section rhythm and align titles with their content inset. */
#main-area {
  padding: clamp(16px, 2vw, 28px);
}

.page-head,
.workspace-page-head,
.integration-page-head {
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  padding-inline: 0;
}

.page-head h2,
.workspace-page-head h2,
.integration-page-head h2 {
  margin: 0;
  font-size: clamp(24px, 2.1vw, 30px) !important;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-head p,
.workspace-page-head p,
.integration-page-head p,
.panel-meta,
.kpi-note,
.list-meta {
  font-size: var(--text-sm);
  line-height: 1.55;
}

.section-title,
.site-card-title,
.card-title,
.pn-h {
  letter-spacing: -0.01em;
}

.fr label,
.form-label,
.filter-label,
.live-trend-field > span,
.live-trend-field label {
  font-size: var(--text-sm);
  line-height: 1.4;
}

/* Content cards use whitespace and hairlines as grouping; interactive
   surfaces below keep their own contrast and filled state. */
.pn,
.card,
.kpi-card,
.meter-card,
.integration-section,
.catalog-section,
.engineering-table-card,
.live-chart-panel,
.metering-scope-builder,
.hvac-staging-panel,
.tbw,
.dashboard-detail-panel,
.chart-half-box,
.bento-metric-card,
.business-signal-card,
.business-command-board,
.live-context-strip,
.metering-business-strip,
.live-group {
  background: transparent;
  box-shadow: none;
  border-color: var(--color-rule-subtle);
}

html[data-theme] .pn-h,
html:not([data-theme]) .pn-h,
.pn-h,
.integration-section-head,
.scope-builder-head,
.metering-panel-head,
.chart-header-bar,
.table-action-dock,
.live-chart-heading {
  background: transparent;
  border-bottom-color: var(--color-rule-subtle);
}

.kpi-card:hover,
.meter-card:hover,
.bento-metric-card:hover,
.business-signal-card:hover,
.live-group:hover {
  background: var(--surface-card-hover);
  box-shadow: var(--shadow-card-hover);
}

/* A few historical live/dashboard rules are marked !important. Keep their
   emphasis but remove the filled-card treatment at the final cascade layer. */
.main-canvas.main[data-page="live"] .kpi-card,
.bento-metric-card,
.bento-metric-card:first-child,
.main-canvas.main[data-page="imports"] > section[style],
.integration-metrics,
.metering-metrics {
  background: transparent !important;
  box-shadow: none !important;
}

.main-canvas.main[data-page="live"] .kpi-card.kpi-primary,
.bento-metric-card:first-child {
  background: var(--brand-primary-soft) !important;
}

.main-canvas.main[data-page="live"] .kpi-card:hover,
.bento-metric-card:hover {
  background: var(--surface-card-hover) !important;
  box-shadow: var(--shadow-card-hover) !important;
}

html[data-theme] .pn,
html:not([data-theme]) .pn,
html[data-theme] .kc:not(.dark),
html:not([data-theme]) .kc:not(.dark),
html[data-theme] .live-group,
html:not([data-theme]) .live-group {
  background: transparent !important;
  box-shadow: none !important;
}

html[data-theme] .live-group.is-open,
html:not([data-theme]) .live-group.is-open {
  background: var(--brand-primary-soft) !important;
  border-color: color-mix(in srgb, var(--brand-primary) 56%, var(--color-rule)) !important;
}

/* Restore the Prism chrome instead of the previous opaque blue-gray bars. */
html[data-theme] .hd,
html:not([data-theme]) .hd,
html[data-theme] .nav-wrap,
html:not([data-theme]) .nav-wrap {
  background: color-mix(in oklab, var(--prism-bg-deep) 86%, transparent) !important;
  border-color: var(--color-rule-subtle) !important;
  background-image: none !important;
}

html[data-theme] .nav-wrap > a.on,
html[data-theme] .nav-wrap > a.active,
html[data-theme] .site-nav.nav-wrap > .nav-visible-items > .nav-tab.on,
html[data-theme] .site-nav.nav-wrap > .nav-visible-items > .nav-tab.active {
  background: var(--prism-mint-soft) !important;
  color: var(--brand-primary) !important;
  box-shadow: inset 0 -2px 0 var(--prism-mint) !important;
}

.meter-card.is-selected,
.live-group.is-open,
.filter-chip.on,
.floor-tag-btn.active {
  border-color: color-mix(in srgb, var(--brand-primary) 56%, var(--color-rule));
  background: var(--brand-primary-soft);
}

.tag,
.status-text,
.status-badge,
.badge {
  letter-spacing: 0.01em;
}

/* Page accents keep the approved mint / violet / amber / coral rhythm. */
#main-area[data-page] > .workspace-page-head::before,
#main-area[data-page] > .integration-page-head::before {
  background: var(--page-accent, var(--prism-mint));
  box-shadow: 0 0 18px color-mix(in srgb, var(--page-accent, var(--prism-mint)) 62%, transparent);
}

#main-area[data-page="devices"] { --page-accent: var(--prism-violet); }
#main-area[data-page="device-types"],
#main-area[data-page="categories"] { --page-accent: var(--prism-amber); }
#main-area[data-page="metering"],
#main-area[data-page="panels"],
#main-area[data-page="uploads"] { --page-accent: var(--prism-mint); }
#main-area[data-page="tenants"] { --page-accent: var(--prism-violet); }
#main-area[data-page="integrations"],
#main-area[data-page="imports"] { --page-accent: var(--prism-coral); }
#main-area[data-page="users"],
#main-area[data-page="permissions"],
#main-area[data-page="settings"] { --page-accent: var(--prism-violet); }

/* Data surfaces remain legible without turning every content block into a
   card: table heads and form controls are intentionally excluded above. */
.tbl th,
.tbl thead th,
.luxury-data-table th {
  background: var(--bg-surface-sunken);
}

.live-toolbar,
.live-trend-toolbar,
.integration-metrics,
.metering-metrics,
.kpi-grid,
.bento-kpi-grid,
.dashboard-panels {
  gap: var(--space-sm);
}

@media (max-width: 820px) {
  #main-area {
    padding: var(--space-sm);
  }

  .page-head,
  .workspace-page-head,
  .integration-page-head {
    margin-bottom: var(--space-md);
  }
}

}

/* ========================================================================
 * VISUAL CORRECTION — clean canvas, purple primary, colorful card edges
 * ------------------------------------------------------------------------
 * This final CSS-only layer restores the previously approved multi-color
 * surface language while keeping the page canvas quiet and untextured.
 * It intentionally does not change markup, events, data flow, or business
 * rules.
 * ======================================================================== */

html[data-theme="light"],
html:not([data-theme]) {
  color-scheme: light;
  --bg-page: oklch(0.995 0.002 270);
  --bg-app: var(--bg-page);
  --bg-surface: oklch(1 0 0);
  --bg-surface-raised: oklch(1 0 0);
  --bg-surface-sunken: oklch(0.985 0.004 270);
  --bg-hover: oklch(0.985 0.01 292);
  --bg-active: oklch(0.95 0.035 292);
  --surface-base: oklch(1 0 0);
  --surface-card: oklch(1 0 0);
  --surface-card-hover: oklch(0.985 0.01 292);
  --surface-elevated: oklch(1 0 0);
  --color-ink: oklch(0.22 0.025 270);
  --color-ink-2: oklch(0.37 0.018 270);
  --color-neutral: oklch(0.5 0.014 270);
  --color-muted: oklch(0.62 0.01 270);
  --color-rule: oklch(0.87 0.012 270);
  --color-rule-subtle: oklch(0.92 0.008 270);
  --color-rule-strong: oklch(0.76 0.02 270);
  --color-paper: oklch(1 0 0);
  --color-paper-2: oklch(0.985 0.004 270);
  --color-paper-3: oklch(0.96 0.01 270);
  --color-focus: oklch(0.52 0.22 292);
  --color-focus-soft: oklch(0.52 0.22 292 / 0.16);
  --color-success: oklch(0.56 0.16 150);
  --color-success-soft: oklch(0.56 0.16 150 / 0.12);
  --color-warning: oklch(0.65 0.16 78);
  --color-warning-soft: oklch(0.65 0.16 78 / 0.14);
  --color-danger: oklch(0.58 0.2 25);
  --color-danger-soft: oklch(0.58 0.2 25 / 0.12);
  --brand-primary: oklch(0.52 0.22 292);
  --brand-primary-hover: oklch(0.45 0.2 292);
  --brand-primary-soft: oklch(0.52 0.22 292 / 0.1);
  --brand-blue: oklch(0.52 0.22 292);
  --brand-blue-hover: oklch(0.45 0.2 292);
  --brand-blue-soft: oklch(0.52 0.22 292 / 0.1);
  --brand-indigo: oklch(0.54 0.19 276);
  --brand-indigo-soft: oklch(0.54 0.19 276 / 0.1);
  --brand-emerald: oklch(0.56 0.16 150);
  --brand-emerald-soft: oklch(0.56 0.16 150 / 0.1);
  --brand-amber: oklch(0.65 0.16 78);
  --brand-amber-soft: oklch(0.65 0.16 78 / 0.1);
  --brand-rose: oklch(0.58 0.2 25);
  --brand-rose-soft: oklch(0.58 0.2 25 / 0.1);
  --brand-purple: oklch(0.52 0.22 292);
  --brand-purple-soft: oklch(0.52 0.22 292 / 0.1);
  --color-accent: var(--brand-primary);
  --color-accent-ink: #ffffff;
  --line-hairline: var(--color-rule-subtle);
  --line-subtle: var(--color-rule);
  --line-medium: var(--color-rule-strong);
  --line-focus: var(--color-focus);
  --shadow-card: 0 1px 2px oklch(0.22 0.025 270 / 0.04), 0 0 0 1px var(--color-rule-subtle);
  --shadow-card-hover: 0 8px 20px -10px oklch(0.22 0.025 270 / 0.18), 0 0 0 1px var(--color-rule-strong);
  --shadow-modal: 0 20px 48px -16px oklch(0.22 0.025 270 / 0.2), 0 0 0 1px var(--color-rule);
  --shadow-pop: 0 12px 28px -10px oklch(0.22 0.025 270 / 0.16), 0 0 0 1px var(--color-rule);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg-page: oklch(0.13 0.012 270);
  --bg-app: var(--bg-page);
  --bg-surface: oklch(0.17 0.016 270);
  --bg-surface-raised: oklch(0.2 0.02 270);
  --bg-surface-sunken: oklch(0.11 0.012 270);
  --bg-hover: oklch(0.22 0.025 292);
  --bg-active: oklch(0.27 0.05 292);
  --surface-base: oklch(0.15 0.014 270);
  --surface-card: oklch(0.18 0.018 270);
  --surface-card-hover: oklch(0.22 0.025 292);
  --surface-elevated: oklch(0.21 0.02 270);
  --color-ink: oklch(0.95 0.008 270);
  --color-ink-2: oklch(0.8 0.012 270);
  --color-neutral: oklch(0.68 0.012 270);
  --color-muted: oklch(0.53 0.01 270);
  --color-rule: oklch(0.34 0.018 270);
  --color-rule-subtle: oklch(0.27 0.014 270);
  --color-rule-strong: oklch(0.44 0.025 270);
  --color-paper: var(--surface-card);
  --color-paper-2: var(--surface-base);
  --color-paper-3: var(--surface-card-hover);
  --color-focus: oklch(0.72 0.2 292);
  --color-focus-soft: oklch(0.72 0.2 292 / 0.2);
  --color-success: oklch(0.78 0.15 150);
  --color-success-soft: oklch(0.78 0.15 150 / 0.16);
  --color-warning: oklch(0.82 0.15 78);
  --color-warning-soft: oklch(0.82 0.15 78 / 0.16);
  --color-danger: oklch(0.76 0.16 25);
  --color-danger-soft: oklch(0.76 0.16 25 / 0.16);
  --brand-primary: oklch(0.72 0.2 292);
  --brand-primary-hover: oklch(0.8 0.17 292);
  --brand-primary-soft: oklch(0.72 0.2 292 / 0.16);
  --brand-blue: oklch(0.72 0.2 292);
  --brand-blue-hover: oklch(0.8 0.17 292);
  --brand-blue-soft: oklch(0.72 0.2 292 / 0.16);
  --brand-indigo: oklch(0.73 0.16 276);
  --brand-indigo-soft: oklch(0.73 0.16 276 / 0.16);
  --brand-emerald: oklch(0.78 0.15 150);
  --brand-emerald-soft: oklch(0.78 0.15 150 / 0.16);
  --brand-amber: oklch(0.82 0.15 78);
  --brand-amber-soft: oklch(0.82 0.15 78 / 0.16);
  --brand-rose: oklch(0.76 0.16 25);
  --brand-rose-soft: oklch(0.76 0.16 25 / 0.16);
  --brand-purple: oklch(0.72 0.2 292);
  --brand-purple-soft: oklch(0.72 0.2 292 / 0.16);
  --color-accent: var(--brand-primary);
  --color-accent-ink: oklch(0.14 0.02 270);
  --line-hairline: var(--color-rule-subtle);
  --line-subtle: var(--color-rule);
  --line-medium: var(--color-rule-strong);
  --line-focus: var(--color-focus);
  --shadow-card: 0 0 0 1px var(--color-rule-subtle), 0 8px 20px -16px oklch(0 0 0 / 0.72);
  --shadow-card-hover: 0 0 0 1px var(--color-rule-strong), 0 12px 24px -14px oklch(0 0 0 / 0.8);
  --shadow-modal: 0 24px 52px -14px oklch(0 0 0 / 0.78), 0 0 0 1px var(--color-rule);
  --shadow-pop: 0 16px 32px -12px oklch(0 0 0 / 0.72), 0 0 0 1px var(--color-rule);
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    color-scheme: dark;
    --bg-page: oklch(0.13 0.012 270);
    --bg-app: var(--bg-page);
    --bg-surface: oklch(0.17 0.016 270);
    --bg-surface-raised: oklch(0.2 0.02 270);
    --bg-surface-sunken: oklch(0.11 0.012 270);
    --bg-hover: oklch(0.22 0.025 292);
    --surface-base: oklch(0.15 0.014 270);
    --surface-card: oklch(0.18 0.018 270);
    --surface-card-hover: oklch(0.22 0.025 292);
    --surface-elevated: oklch(0.21 0.02 270);
    --color-ink: oklch(0.95 0.008 270);
    --color-ink-2: oklch(0.8 0.012 270);
    --color-neutral: oklch(0.68 0.012 270);
    --color-muted: oklch(0.53 0.01 270);
    --color-rule: oklch(0.34 0.018 270);
    --color-rule-subtle: oklch(0.27 0.014 270);
    --color-rule-strong: oklch(0.44 0.025 270);
    --color-paper: var(--surface-card);
    --color-paper-2: var(--surface-base);
    --color-paper-3: var(--surface-card-hover);
    --color-focus: oklch(0.72 0.2 292);
    --color-focus-soft: oklch(0.72 0.2 292 / 0.2);
    --brand-primary: oklch(0.72 0.2 292);
    --brand-primary-hover: oklch(0.8 0.17 292);
    --brand-primary-soft: oklch(0.72 0.2 292 / 0.16);
    --brand-blue: oklch(0.72 0.2 292);
    --brand-blue-hover: oklch(0.8 0.17 292);
    --brand-blue-soft: oklch(0.72 0.2 292 / 0.16);
    --brand-indigo: oklch(0.73 0.16 276);
    --brand-indigo-soft: oklch(0.73 0.16 276 / 0.16);
    --brand-emerald: oklch(0.78 0.15 150);
    --brand-emerald-soft: oklch(0.78 0.15 150 / 0.16);
    --brand-amber: oklch(0.82 0.15 78);
    --brand-amber-soft: oklch(0.82 0.15 78 / 0.16);
    --brand-rose: oklch(0.76 0.16 25);
    --brand-rose-soft: oklch(0.76 0.16 25 / 0.16);
    --brand-purple: oklch(0.72 0.2 292);
    --brand-purple-soft: oklch(0.72 0.2 292 / 0.16);
    --color-accent: var(--brand-primary);
    --color-accent-ink: oklch(0.14 0.02 270);
    --line-hairline: var(--color-rule-subtle);
    --line-subtle: var(--color-rule);
    --line-medium: var(--color-rule-strong);
    --line-focus: var(--color-focus);
    --shadow-card: 0 0 0 1px var(--color-rule-subtle), 0 8px 20px -16px oklch(0 0 0 / 0.72);
    --shadow-card-hover: 0 0 0 1px var(--color-rule-strong), 0 12px 24px -14px oklch(0 0 0 / 0.8);
    --shadow-modal: 0 24px 52px -14px oklch(0 0 0 / 0.78), 0 0 0 1px var(--color-rule);
    --shadow-pop: 0 16px 32px -12px oklch(0 0 0 / 0.72), 0 0 0 1px var(--color-rule);
  }
}

html,
html[data-theme="light"],
html:not([data-theme]) {
  background: var(--bg-page) !important;
  background-image: none !important;
}

html[data-theme="dark"] {
  background: var(--bg-page) !important;
  background-image: none !important;
}

body,
html[data-theme="light"] body,
html:not([data-theme]) body,
html[data-theme="dark"] body {
  background: transparent !important;
  background-image: none !important;
}

body::before,
body::after {
  display: none !important;
  content: none !important;
}

.hd,
.nav-wrap,
.site-nav.nav-wrap,
.body,
.main,
.main-canvas,
.side {
  background: var(--surface-base) !important;
  background-image: none !important;
}

.hd,
.nav-wrap,
.site-nav.nav-wrap,
.side {
  border-color: var(--color-rule) !important;
  box-shadow: none !important;
}

.pn,
.card,
.kc,
.kpi-card,
.meter-card,
.integration-section,
.catalog-section,
.engineering-table-card,
.live-chart-panel,
.metering-scope-builder,
.hvac-staging-panel,
.tbw,
.dashboard-detail-panel,
.chart-half-box,
.bento-metric-card,
.business-signal-card,
.business-command-board,
.live-context-strip,
.metering-business-strip,
.live-group {
  --card-line: color-mix(in srgb, var(--brand-purple) 35%, var(--color-rule));
  background: var(--surface-card) !important;
  border: 1px solid var(--card-line) !important;
  box-shadow: var(--shadow-card) !important;
}

.kpi-grid > :nth-child(4n + 1),
.bento-kpi-grid > :nth-child(4n + 1),
.business-signal-grid > :nth-child(4n + 1),
.live-group-cards > :nth-child(4n + 1) {
  --card-line: color-mix(in srgb, var(--brand-purple) 62%, var(--color-rule));
}

.kpi-grid > :nth-child(4n + 2),
.bento-kpi-grid > :nth-child(4n + 2),
.business-signal-grid > :nth-child(4n + 2),
.live-group-cards > :nth-child(4n + 2) {
  --card-line: color-mix(in srgb, var(--brand-indigo) 62%, var(--color-rule));
}

.kpi-grid > :nth-child(4n + 3),
.bento-kpi-grid > :nth-child(4n + 3),
.business-signal-grid > :nth-child(4n + 3),
.live-group-cards > :nth-child(4n + 3) {
  --card-line: color-mix(in srgb, var(--brand-emerald) 62%, var(--color-rule));
}

.kpi-grid > :nth-child(4n + 4),
.bento-kpi-grid > :nth-child(4n + 4),
.business-signal-grid > :nth-child(4n + 4),
.live-group-cards > :nth-child(4n + 4) {
  --card-line: color-mix(in srgb, var(--brand-amber) 62%, var(--color-rule));
}

.kpi-card:hover,
.meter-card:hover,
.kc:hover,
.bento-metric-card:hover,
.business-signal-card:hover,
.live-group:hover {
  background: var(--surface-card-hover) !important;
  border-color: var(--card-line) !important;
  box-shadow: var(--shadow-card-hover) !important;
}

.pn-h,
.integration-section-head,
.scope-builder-head,
.metering-panel-head,
.chart-header-bar,
.table-action-dock,
.live-chart-heading {
  background: transparent !important;
  border-bottom-color: var(--color-rule-subtle) !important;
}

.main-canvas.main[data-page="live"] .kpi-card.kpi-primary,
.bento-metric-card:first-child {
  background: var(--brand-purple-soft) !important;
  border-color: var(--brand-purple) !important;
}

.meter-card.is-selected,
.scope-device-row.is-selected,
.integration-mode-choice.is-selected,
.integration-choice-row.is-selected,
.iot-import-row.is-selected,
.upload-channel-row.is-selected,
.hb-hour-row.is-selected,
.hb-target-row.is-selected,
.ee-device-row.is-selected,
.topology-device-row.is-selected,
.filter-chip.on,
.floor-tag-btn.active,
.ti.on,
.run-presets button.on,
  .dashboard-object-tab.is-active,
  .device-editor-view-controls .btn.on {
  background: var(--brand-purple-soft) !important;
  border-color: var(--brand-purple) !important;
  color: var(--brand-purple) !important;
  box-shadow: 0 0 0 2px var(--brand-purple-soft) !important;
}

.run-presets button.on,
.main-canvas .bt-p,
.main-canvas .btn-primary,
.main-canvas [data-variant="primary"] {
  background: var(--brand-purple) !important;
  border-color: var(--brand-purple) !important;
  color: #ffffff !important;
  box-shadow: none !important;
}

.nav-wrap > a.on,
.nav-wrap > a.active,
.site-nav.nav-wrap > .nav-visible-items > .nav-tab.on,
.site-nav.nav-wrap > .nav-visible-items > .nav-tab.active {
  background: var(--brand-purple-soft) !important;
  color: var(--brand-purple) !important;
  box-shadow: inset 0 -2px 0 var(--brand-purple) !important;
}

.modal-box,
.mo .mb,
dialog.modal .modal-box,
.navigation-layout-dialog,
.mqtt-test-card,
.platform-selection-picker {
  background: var(--surface-elevated) !important;
  border-color: color-mix(in srgb, var(--brand-purple) 42%, var(--color-rule)) !important;
  box-shadow: var(--shadow-modal) !important;
}

.badge-success,
.status-online,
.is-online,
.status.ok,
.status.success,
.badge.ok,
.badge.success {
  border-color: color-mix(in srgb, var(--brand-emerald) 52%, var(--color-rule)) !important;
  background: var(--brand-emerald-soft) !important;
  color: var(--brand-emerald) !important;
}

.badge-warning,
.status-warning,
.is-warning,
.status.warn,
.status.warning,
.badge.warn,
.badge.warning {
  border-color: color-mix(in srgb, var(--brand-amber) 52%, var(--color-rule)) !important;
  background: var(--brand-amber-soft) !important;
  color: var(--brand-amber) !important;
}

.badge-error,
.status-error,
.is-error,
.status.error,
.status.danger,
.badge.error,
.badge.danger {
  border-color: color-mix(in srgb, var(--brand-rose) 52%, var(--color-rule)) !important;
  background: var(--brand-rose-soft) !important;
  color: var(--brand-rose) !important;
}

.tbl th,
.tbl thead th,
.luxury-data-table th {
  background: var(--bg-surface-sunken) !important;
  border-bottom-color: var(--color-rule) !important;
}

@media (max-width: 820px) {
  #main-area {
    padding: var(--space-sm);
  }
}

/* ========================================================================
 * PRIORITY 3 — spacing rhythm: 4/8 scale and predictable page gutters
 * ======================================================================== */

#main-area,
.main-canvas.main {
  padding: clamp(16px, 1.7vw, 24px);
  gap: 24px;
}

.page-head,
.workspace-page-head,
.integration-page-head,
.metering-page-head {
  gap: 16px;
  margin-bottom: 24px;
}

.g2,
.kr,
.kpi-grid,
.bento-kpi-grid,
.business-signal-grid,
.integration-metrics,
.metering-metrics,
.live-meters,
.dashboard-panels {
  gap: 16px;
}

.pn-b {
  padding: 16px;
}

@media (max-width: 820px) {
  #main-area,
  .main-canvas.main {
    padding: 16px;
    gap: 16px;
  }

  .page-head,
  .workspace-page-head,
  .integration-page-head,
  .metering-page-head {
    gap: 12px;
    margin-bottom: 16px;
  }

  .g2,
  .kr,
  .kpi-grid,
  .bento-kpi-grid,
  .business-signal-grid,
  .integration-metrics,
  .metering-metrics,
  .live-meters,
  .dashboard-panels {
    gap: 12px;
  }
}

@media (max-width: 560px) {
  #main-area,
  .main-canvas.main {
    padding: 12px;
    gap: 12px;
  }
}

/* ========================================================================
 * PRIORITY 4 — typography: one sans system and readable role sizes
 * ======================================================================== */

html[data-theme="light"],
html:not([data-theme]),
html[data-theme="dark"] {
  --font-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Monaco, Consolas, monospace;
  --text-2xs: 12px;
  --text-xs: 12px;
  --text-sm: 14px;
  --text-md: 14px;
  --text-lg: 16px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 30px;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.65;
}

body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: var(--line-height-normal);
}

.main-canvas h1,
.main-canvas h2,
.main-canvas h3,
.main-canvas h4,
.main-canvas button,
.main-canvas input,
.main-canvas select,
.main-canvas textarea,
.main-canvas label {
  font-family: var(--font-body);
}

.main-canvas .page-head h2,
.main-canvas .workspace-page-head h2,
.main-canvas .integration-page-head h2,
.main-canvas .metering-page-head h2 {
  font-size: clamp(24px, 2vw, 30px) !important;
  line-height: var(--line-height-tight) !important;
}

.main-canvas .page-head p,
.main-canvas .workspace-page-head p,
.main-canvas .integration-page-head p,
.main-canvas .metering-page-head p,
.main-canvas .panel-meta,
.main-canvas .kpi-note,
.main-canvas .list-meta {
  font-size: var(--text-sm) !important;
  line-height: var(--line-height-relaxed) !important;
}

.main-canvas .kpi-label,
.main-canvas .bento-card-label,
.main-canvas .meter-card-sub,
.main-canvas .meter-subline,
.main-canvas .meter-stats dt,
.main-canvas .kpi-unit,
.main-canvas .kpi-note {
  font-size: var(--text-xs) !important;
  line-height: 1.5 !important;
}

.main-canvas .kpi-value,
.main-canvas .bento-metric-value,
.main-canvas .meter-main .value,
.main-canvas .meter-cell-number {
  font-family: var(--font-mono) !important;
  line-height: 1.15 !important;
}

.main-canvas .tbl th,
.main-canvas .tbl thead th,
.main-canvas .luxury-data-table th {
  font-size: var(--text-xs) !important;
  line-height: 1.4 !important;
}

/* ========================================================================
 * PRIORITY 2 — hierarchy: neutral panels, restrained color accents
 * ------------------------------------------------------------------------
 * Keep the requested multicolor card edges, but reserve strong purple for
 * the active choice and the primary action so the page has one clear focus.
 * ======================================================================== */

.pn,
.card,
.integration-section,
.catalog-section,
.engineering-table-card,
.live-chart-panel,
.metering-scope-builder,
.hvac-staging-panel,
.tbw,
.dashboard-detail-panel,
.chart-half-box,
.business-command-board,
.live-context-strip,
.metering-business-strip,
.live-group {
  --card-line: var(--color-rule);
}

.kc,
.kpi-card,
.meter-card,
.bento-metric-card,
.business-signal-card,
.live-group-cards > * {
  --card-line: color-mix(in srgb, var(--brand-indigo) 46%, var(--color-rule));
}

.main-canvas .page-tools .bt-p,
.main-canvas .page-tools .btn-primary,
.main-canvas .page-tools [data-variant="primary"] {
  box-shadow: 0 4px 12px -8px color-mix(in srgb, var(--brand-purple) 72%, transparent) !important;
}

.main-canvas .page-head h2,
.main-canvas .workspace-page-head h2,
.main-canvas .integration-page-head h2 {
  color: var(--text-main) !important;
}

/* ========================================================================
 * PRIORITY 5 — states and mobile: scoped selection, focus, containment
 * ======================================================================== */

.main-canvas [role="tab"][aria-selected="true"],
.main-canvas [role="option"][aria-selected="true"],
.main-canvas [role="radio"][aria-checked="true"],
.main-canvas button[aria-pressed="true"] {
  background: var(--brand-purple-soft) !important;
  border-color: var(--brand-purple) !important;
  color: var(--brand-purple) !important;
  box-shadow: 0 0 0 2px var(--brand-purple-soft) !important;
}

.main-canvas :is(button, a, input, select, textarea, [role="button"], [role="tab"], [role="option"]):focus-visible {
  outline: 2px solid var(--brand-purple) !important;
  outline-offset: 2px;
}

.dialog-close,
.dialog-icon-button,
.btn-panel-collapse,
.section-collapse {
  min-width: 36px;
  min-height: 36px;
}

.tbw,
.dashboard-hourly-scroll,
.main-canvas .table-scroll {
  max-width: 100%;
  overflow-x: auto;
}

.main-canvas > *,
.main-canvas .pn,
.main-canvas .card,
.main-canvas .kpi-card,
.main-canvas .meter-card,
.main-canvas .bento-metric-card {
  min-width: 0;
}

@media (max-width: 820px) {
  .main-canvas .page-tools {
    width: 100%;
  }

  .main-canvas .page-tools > .bt,
  .main-canvas .page-tools > .btn,
  .main-canvas .page-tools > button {
    min-height: 44px;
  }

  .dialog-close,
  .dialog-icon-button,
  .btn-panel-collapse,
  .section-collapse {
    min-width: 44px;
    min-height: 44px;
  }

  .main-canvas .live-toolbar,
  .main-canvas .live-trend-toolbar,
  .main-canvas .page-tools {
    align-items: stretch;
  }
}

@media (max-width: 560px) {
  .main-canvas .page-tools > .bt,
  .main-canvas .page-tools > .btn,
  .main-canvas .page-tools > button {
    width: 100%;
  }
}

/* ========================================================================
 * NUART ENGINEERING CONSOLE — 现场工程调试台账收口加固规范
 * ======================================================================== */
#nav-bar.site-nav.nav-wrap {
  min-height: 42px !important;
  background: var(--surface-card) !important;
  border-top: 1px solid var(--color-rule-subtle) !important;
  border-bottom: 1px solid var(--color-rule) !important;
  color: var(--color-ink) !important;
}
#nav-bar.site-nav .nav-visible-items > .nav-tab,
#nav-bar.site-nav > .nav-overflow > summary {
  min-height: 42px !important;
  padding: 0 14px !important;
  color: var(--color-neutral) !important;
  background: transparent !important;
  font-size: var(--text-xs) !important;
  font-weight: 600 !important;
}
#nav-bar.site-nav .nav-visible-items > .nav-tab.on,
#nav-bar.site-nav .nav-visible-items > .nav-tab.active,
#nav-bar.site-nav .nav-visible-items > .nav-tab[aria-current="page"] {
  background: var(--color-focus-soft) !important;
  color: var(--color-focus) !important;
  font-weight: 700 !important;
  box-shadow: inset 0 -2px 0 var(--color-focus) !important;
}
#main-area[data-page="dashboard"] > .telemetry-band {
  background: var(--surface-card) !important;
  border: 1px solid var(--color-rule) !important;
  box-shadow: var(--shadow-card) !important;
  border-radius: var(--radius-card) !important;
}
#main-area[data-page="dashboard"] > .telemetry-band::after {
  display: none !important;
  content: none !important;
}
.telemetry-values dd, .meter-cell-number, .kc .kv {
  font-family: var(--font-mono) !important;
  font-variant-numeric: tabular-nums !important;
  letter-spacing: -0.02em !important;
}
#main-area[data-page="live"] {
  padding: 16px 20px 24px !important;
  gap: 16px !important;
}
#main-area[data-page="live"] .page-head {
  padding: 12px 16px !important;
  background: var(--surface-card) !important;
  border: 1px solid var(--color-rule) !important;
  border-radius: var(--radius-card) !important;
}
#main-area[data-page="live"] .live-toolbar {
  display: flex !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  gap: 8px 12px !important;
  background: var(--surface-card) !important;
  border: 1px solid var(--color-rule) !important;
  border-radius: var(--radius-card) !important;
  padding: 10px 14px !important;
}
#main-area[data-page="live"] .live-search { flex: 1 1 220px !important; }
#main-area[data-page="live"] .meter-spark, .meter-spark {
  display: block !important;
  width: 100% !important;
  height: 38px !important;
  overflow: hidden !important;
  background: var(--bg-surface-sunken) !important;
  border-radius: var(--radius-control) !important;
  border: 1px solid var(--color-rule-subtle) !important;
}
.meter-spark path.spark-line {
  stroke: var(--color-focus) !important;
  stroke-width: 1.75 !important;
  stroke-linecap: round !important;
  stroke-linejoin: round !important;
  fill: none !important;
}
.meter-spark path.spark-area {
  fill: var(--color-focus-soft) !important;
  opacity: 0.65 !important;
}
.tbl th, .luxury-data-table th {
  background: var(--bg-surface-sunken) !important;
  color: var(--color-ink-2) !important;
  border-bottom: 1px solid var(--color-rule) !important;
}
.tbl td.n, .tbl td.num, .luxury-data-table td.n {
  font-family: var(--font-mono) !important;
  font-variant-numeric: tabular-nums !important;
  text-align: right !important;
}
@media (max-width: 1280px) {
  .device-sort-switch, .device-display-switch { display: none !important; }
}
@media (max-width: 820px) {
  #main-area[data-page="live"] .live-toolbar { flex-direction: column !important; align-items: stretch !important; }
}

/* ========================================================================
 * NUART ENGINEERING DETAIL POLISH — 配色、卡片、文字、留白与排版专项精修
 * ======================================================================== */

/* 1. 配色与语义统一：严格限定语义状态，提升蓝灰色焦点对比度 */
:root {
  --color-rule: #d8e0e7 !important;
  --color-rule-subtle: #edf1f4 !important;
  --color-rule-strong: #b4c0cb !important;
}

/* 状态标签规范化（去高饱和杂色，清晰易读） */
.tag-o, .quality-verified, .status-text.is-on, .tag.tag-emerald {
  background: #edf7f1 !important;
  color: #16765b !important;
  border: 1px solid #b7e4cb !important;
  border-radius: 3px !important;
  font-weight: 600 !important;
}

.tag-p, .quality-unverified, .status-text.is-wait, .tag.tag-amber {
  background: #fbf5e9 !important;
  color: #8a5b16 !important;
  border: 1px solid #f2dfb6 !important;
  border-radius: 3px !important;
  font-weight: 600 !important;
}

.tag-r, .quality-incomplete, .status-text.is-fault, .tag.tag-red {
  background: #fbefee !important;
  color: #a53a35 !important;
  border: 1px solid #f5c4c1 !important;
  border-radius: 3px !important;
  font-weight: 600 !important;
}

.tag-vwr, .quality-disabled, .status-text.is-off {
  background: #f1f4f7 !important;
  color: #5b6b7a !important;
  border: 1px solid #d8e0e7 !important;
  border-radius: 3px !important;
}

/* 2. UI 与卡片层次：消除卡片套卡片，统一 4px 小圆角与细规则线 */
.pn, .kc, .bento-metric-card, .chart-half-box, .live-group, .meter-card {
  background: #ffffff !important;
  border: 1px solid var(--color-rule) !important;
  border-radius: 4px !important;
  box-shadow: 0 1px 2px rgba(17, 19, 21, 0.03) !important;
}

.pn-h, .chart-header-bar, .metering-panel-head {
  min-height: 40px !important;
  padding: 8px 14px !important;
  background: #f7f9fa !important;
  border-bottom: 1px solid var(--color-rule) !important;
  color: #111315 !important;
  font-size: 13px !important;
  font-weight: 650 !important;
}

.pn-b {
  padding: 14px 16px !important;
}

/* 3. 文字排版与数值等宽：数值统一右对齐，单位防换行断裂 */
.tbl td.n, .tbl td.num, .luxury-data-table td.n,
.telemetry-values dd, .meter-cell-number, .kc .kv,
.bento-metric-value span, .run-result .run-val,
.measurement-copy strong, .live-detail-table td.n {
  font-family: var(--font-mono) !important;
  font-variant-numeric: tabular-nums !important;
  letter-spacing: -0.01em !important;
}

.kc .ku, .meter-cell-unit, .bento-metric-unit {
  font-size: 11px !important;
  color: var(--color-muted) !important;
  margin-left: 3px !important;
  white-space: nowrap !important;
}

.measurement-copy {
  display: flex !important;
  flex-direction: column !important;
  gap: 2px !important;
}

.measurement-copy small {
  white-space: nowrap !important;
  color: var(--color-neutral) !important;
}

/* 4. 留白节奏：规范页面主外距与行间距，建立清晰呼吸感 */
.main, #main-area {
  padding: 16px 20px 24px !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 16px !important;
}

.device-filters {
  gap: 10px !important;
  padding: 12px 14px !important;
  background: #ffffff !important;
  border: 1px solid var(--color-rule) !important;
  border-radius: 4px !important;
  margin-bottom: 4px !important;
}

.tbw {
  border: 1px solid var(--color-rule) !important;
  border-radius: 4px !important;
  background: #ffffff !important;
  box-shadow: 0 1px 2px rgba(17, 19, 21, 0.03) !important;
}

/* 5. 实时监测波形曲线（Sparkline SVG）：提高对比度与平滑度 */
.meter-spark {
  display: block !important;
  width: 100% !important;
  height: 38px !important;
  overflow: hidden !important;
  background: #f7f9fa !important;
  border-radius: 3px !important;
  border: 1px solid var(--color-rule-subtle) !important;
}

.meter-spark path.spark-line {
  stroke: #315f87 !important;
  stroke-width: 1.75 !important;
  stroke-linecap: round !important;
  stroke-linejoin: round !important;
}

.meter-spark path.spark-area {
  fill: rgba(49, 95, 135, 0.12) !important;
  opacity: 0.6 !important;
}

/* 6. 响应式布局自适应 (320px ~ 1440px) */
@media (max-width: 1280px) {
  .device-sort-switch,
  .device-display-switch {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .main, #main-area {
    padding: 10px 12px 16px !important;
    gap: 12px !important;
  }
  .bento-kpi-grid, .kr {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 8px !important;
  }
}

@media (max-width: 414px) {
  .bento-kpi-grid, .kr {
    grid-template-columns: 1fr !important;
  }
  .mb {
    max-width: calc(100vw - 20px) !important;
    padding: 14px !important;
  }
}

/* ========================================================================
 * NUART ENGINEERING DETAIL POLISH — 配色、卡片、文字、留白与排版专项精修
 * ======================================================================== */

/* 1. 配色与语义统一：严格限定语义状态，提升蓝灰色焦点对比度 */
:root {
  --color-rule: #d8e0e7 !important;
  --color-rule-subtle: #edf1f4 !important;
  --color-rule-strong: #b4c0cb !important;
}

/* 状态标签规范化（去高饱和杂色，清晰易读） */
.tag-o, .quality-verified, .status-text.is-on, .tag.tag-emerald {
  background: #edf7f1 !important;
  color: #16765b !important;
  border: 1px solid #b7e4cb !important;
  border-radius: 3px !important;
  font-weight: 600 !important;
}

.tag-p, .quality-unverified, .status-text.is-wait, .tag.tag-amber {
  background: #fbf5e9 !important;
  color: #8a5b16 !important;
  border: 1px solid #f2dfb6 !important;
  border-radius: 3px !important;
  font-weight: 600 !important;
}

.tag-r, .quality-incomplete, .status-text.is-fault, .tag.tag-red {
  background: #fbefee !important;
  color: #a53a35 !important;
  border: 1px solid #f5c4c1 !important;
  border-radius: 3px !important;
  font-weight: 600 !important;
}

.tag-vwr, .quality-disabled, .status-text.is-off {
  background: #f1f4f7 !important;
  color: #5b6b7a !important;
  border: 1px solid #d8e0e7 !important;
  border-radius: 3px !important;
}

/* 2. UI 与卡片层次：消除卡片套卡片，统一 4px 小圆角与细规则线 */
.pn, .kc, .bento-metric-card, .chart-half-box, .live-group, .meter-card {
  background: #ffffff !important;
  border: 1px solid var(--color-rule) !important;
  border-radius: 4px !important;
  box-shadow: 0 1px 2px rgba(17, 19, 21, 0.03) !important;
}

.pn-h, .chart-header-bar, .metering-panel-head {
  min-height: 40px !important;
  padding: 8px 14px !important;
  background: #f7f9fa !important;
  border-bottom: 1px solid var(--color-rule) !important;
  color: #111315 !important;
  font-size: 13px !important;
  font-weight: 650 !important;
}

.pn-b {
  padding: 14px 16px !important;
}

/* 3. 文字排版与数值等宽：数值统一右对齐，单位防换行断裂 */
.tbl td.n, .tbl td.num, .luxury-data-table td.n,
.telemetry-values dd, .meter-cell-number, .kc .kv,
.bento-metric-value span, .run-result .run-val,
.measurement-copy strong, .live-detail-table td.n {
  font-family: var(--font-mono) !important;
  font-variant-numeric: tabular-nums !important;
  letter-spacing: -0.01em !important;
}

.kc .ku, .meter-cell-unit, .bento-metric-unit {
  font-size: 11px !important;
  color: var(--color-muted) !important;
  margin-left: 3px !important;
  white-space: nowrap !important;
}

.measurement-copy {
  display: flex !important;
  flex-direction: column !important;
  gap: 2px !important;
}

.measurement-copy small {
  white-space: nowrap !important;
  color: var(--color-neutral) !important;
}

/* 4. 留白节奏：规范页面主外距与行间距，建立清晰呼吸感 */
.main, #main-area {
  padding: 16px 20px 24px !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 16px !important;
}

.device-filters {
  gap: 10px !important;
  padding: 12px 14px !important;
  background: #ffffff !important;
  border: 1px solid var(--color-rule) !important;
  border-radius: 4px !important;
  margin-bottom: 4px !important;
}

.tbw {
  border: 1px solid var(--color-rule) !important;
  border-radius: 4px !important;
  background: #ffffff !important;
  box-shadow: 0 1px 2px rgba(17, 19, 21, 0.03) !important;
}

/* 5. 实时监测波形曲线（Sparkline SVG）：提高对比度与平滑度 */
.meter-spark {
  display: block !important;
  width: 100% !important;
  height: 38px !important;
  overflow: hidden !important;
  background: #f7f9fa !important;
  border-radius: 3px !important;
  border: 1px solid var(--color-rule-subtle) !important;
}

.meter-spark path.spark-line {
  stroke: #315f87 !important;
  stroke-width: 1.75 !important;
  stroke-linecap: round !important;
  stroke-linejoin: round !important;
}

.meter-spark path.spark-area {
  fill: rgba(49, 95, 135, 0.12) !important;
  opacity: 0.6 !important;
}

/* 6. 响应式布局自适应 (320px ~ 1440px) */
@media (max-width: 1280px) {
  .device-sort-switch,
  .device-display-switch {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .main, #main-area {
    padding: 10px 12px 16px !important;
    gap: 12px !important;
  }
  .bento-kpi-grid, .kr {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 8px !important;
  }
}

@media (max-width: 414px) {
  .bento-kpi-grid, .kr {
    grid-template-columns: 1fr !important;
  }
  .mb {
    max-width: calc(100vw - 20px) !important;
    padding: 14px !important;
  }
}

/* ========================================================================
 * NUART UI & CARD CO-ORDINATION SPECIFICATION — 界面布局、卡片与排版系统级收口
 * ======================================================================== */

/* 1. 全局标准卡片体系（台账式单层卡片，消除卡片套卡片） */
.pn,
.kc,
.bento-metric-card,
.chart-half-box,
.live-group,
.meter-card,
.engineering-table-card,
.live-chart-panel {
  background: #ffffff !important;
  border: 1px solid #d8e0e7 !important;
  border-radius: 4px !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03) !important;
  transition: border-color 140ms ease, box-shadow 140ms ease !important;
}

.pn:hover,
.kc:hover,
.meter-card:hover,
.live-group:hover,
.bento-metric-card:hover {
  border-color: #b4c0cb !important;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.05) !important;
}

/* 卡片标题栏：统一紧凑 40px 高度，微浅灰平整沉降 */
.pn-h,
.chart-header-bar,
.metering-panel-head,
.scope-builder-head,
.integration-section-head,
.live-chart-heading {
  min-height: 40px !important;
  height: 40px !important;
  padding: 0 14px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  background: #f8fafc !important;
  border-bottom: 1px solid #d8e0e7 !important;
  color: #0f172a !important;
  font-size: 13px !important;
  font-weight: 650 !important;
  letter-spacing: -0.01em !important;
}

.pn-b {
  padding: 14px 16px !important;
}

/* 2. 国际标准字号阶梯（彻底消灭 <11px 伤眼小字） */
.hl,
.brand-code,
.brand-sub,
.panel-meta,
.kpi-note,
.list-meta,
.side-count,
.filter-feedback,
.run-meta,
.tree-selected,
.tree-floor-mark,
.meter-card-sub,
.meter-stats dt,
.meter-stats dd,
.measurement-copy small,
.live-trend-summary,
small {
  font-size: 11.5px !important;
  line-height: 1.35 !important;
}

/* 核心数值：全站严格等宽数字，右对齐 */
.tbl td.n,
.tbl td.num,
.luxury-data-table td.n,
.telemetry-values dd,
.meter-cell-number,
.kc .kv,
.bento-metric-value span:first-child,
.run-result .run-val,
.live-detail-table td.n,
.meter-main .value,
.hd-p strong {
  font-family: var(--font-mono) !important;
  font-variant-numeric: tabular-nums !important;
  letter-spacing: -0.01em !important;
  font-weight: 700 !important;
}

/* 单位修饰：紧跟数值不换行 */
.kc .ku,
.meter-cell-unit,
.bento-metric-unit,
.meter-main .unit,
.run-result span:not(.run-val) {
  font-size: 12px !important;
  color: #64748b !important;
  margin-left: 4px !important;
  white-space: nowrap !important;
  font-weight: 500 !important;
}

/* 3. 顶部 Header 严密水平基线对齐（防折行、防页面跳动） */
.site-header.hd,
.hd {
  min-height: 52px !important;
  height: 52px !important;
  background: #ffffff !important;
  border-bottom: 1px solid #d8e0e7 !important;
  padding: 0 20px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.hd .brand {
  display: flex !important;
  align-items: baseline !important;
  gap: 10px !important;
  min-width: 0 !important;
  border-right: 1px solid #edf1f4 !important;
  padding-right: 16px !important;
}

.hd #project-name {
  font-size: 17px !important;
  font-weight: 700 !important;
  color: #0f172a !important;
  line-height: 1 !important;
}

.hd-r {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
}

.hd-p {
  height: 34px !important;
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 6px !important;
  padding: 0 12px !important;
  background: #f8fafc !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: 4px !important;
}

.hd-p .hl {
  font-size: 11px !important;
  color: #64748b !important;
}

.hd-p strong {
  font-size: 14px !important;
  color: #0f172a !important;
}

.hd-btn.sec {
  height: 32px !important;
  padding: 0 12px !important;
  border-radius: 4px !important;
  background: #ffffff !important;
  border: 1px solid #cbd5e1 !important;
  color: #334155 !important;
  font-size: 12px !important;
  font-weight: 600 !important;
}

.hd-btn.sec:hover {
  background: #f8fafc !important;
  border-color: #315f87 !important;
  color: #315f87 !important;
}

/* 导航栏：42px 标准高度与精致下划线 */
#nav-bar.site-nav.nav-wrap {
  min-height: 42px !important;
  height: 42px !important;
  background: #ffffff !important;
  border-bottom: 1px solid #d8e0e7 !important;
  padding: 0 14px !important;
  display: flex !important;
  align-items: stretch !important;
}

#nav-bar.site-nav .nav-visible-items > .nav-tab {
  min-height: 42px !important;
  height: 42px !important;
  padding: 0 14px !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  color: #475569 !important;
  display: inline-flex !important;
  align-items: center !important;
  border-radius: 0 !important;
  box-sizing: border-box !important;
}

#nav-bar.site-nav .nav-visible-items > .nav-tab:hover {
  color: #0f172a !important;
  background: #f8fafc !important;
}

#nav-bar.site-nav .nav-visible-items > .nav-tab.on,
#nav-bar.site-nav .nav-visible-items > .nav-tab.active,
#nav-bar.site-nav .nav-visible-items > .nav-tab[aria-current="page"] {
  color: #315f87 !important;
  background: #edf3f8 !important;
  font-weight: 700 !important;
  box-shadow: inset 0 -2px 0 #315f87 !important;
}

/* 4. 留白与整体栅格节奏 */
.main,
#main-area {
  padding: 16px 20px 24px !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 16px !important;
  background: #f8fafc !important;
}

/* 看板 Bento KPI：桌面端 5 列自适应平铺，无空缺塌陷 */
.bento-kpi-grid,
.kr {
  display: grid !important;
  grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
  gap: 12px !important;
}

.resizable-charts-dock.g2 {
  display: grid !important;
  grid-template-columns: 1.4fr 1fr !important;
  gap: 14px !important;
}

/* 饼图超长图例收纳为双列网格，彻底防止纵向溢出卡片 */
.donut-swatch-list.share-list {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 4px 8px !important;
  max-height: 280px !important;
  overflow-y: auto !important;
  padding-right: 4px !important;
}

.swatch-entry.share-item {
  min-height: 24px !important;
  padding: 2px 4px !important;
  font-size: 11.5px !important;
}

/* 5. 实时监测波形曲线（Sparkline）：清晰细腻、高对比抗锯齿 */
#main-area[data-page="live"] .meter-spark,
.meter-spark {
  display: block !important;
  width: 100% !important;
  height: 38px !important;
  overflow: hidden !important;
  background: #f8fafc !important;
  border-radius: 4px !important;
  border: 1px solid #e2e8f0 !important;
}

.meter-spark svg {
  width: 100% !important;
  height: 100% !important;
  display: block !important;
}

.meter-spark path.spark-line {
  stroke: #315f87 !important;
  stroke-width: 1.75 !important;
  stroke-linecap: round !important;
  stroke-linejoin: round !important;
  fill: none !important;
}

.meter-spark path.spark-area {
  fill: rgba(49, 95, 135, 0.12) !important;
}

/* 6. 多断点响应式自适应（320px、375px、414px、768px、1280px、1440px） */
@media (max-width: 1280px) {
  .bento-kpi-grid,
  .kr {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }
  .device-sort-switch,
  .device-display-switch {
    display: none !important;
  }
}

@media (max-width: 900px) {
  .resizable-charts-dock.g2 {
    grid-template-columns: 1fr !important;
  }
  .bento-kpi-grid,
  .kr {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 560px) {
  .bento-kpi-grid,
  .kr {
    grid-template-columns: 1fr !important;
  }
  .hd-r .hd-p {
    display: none !important;
  }
  .main,
  #main-area {
    padding: 10px 12px 18px !important;
    gap: 12px !important;
  }
  .mb {
    max-width: calc(100vw - 16px) !important;
    padding: 16px !important;
  }
}

/* 实时监测卡片：保持“总卡片 → 分卡片”层级，同时给长名称稳定的可用宽度 */
#main-area[data-page="live"] #live-meters {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 520px), 1fr)) !important;
  align-items: start !important;
}

#main-area[data-page="live"] #live-meters > .live-group {
  min-width: 0 !important;
  max-width: 100% !important;
}

#main-area[data-page="live"] .live-group-cards {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)) !important;
  align-items: stretch !important;
}

#main-area[data-page="live"] .live-group-summary-cards {
  grid-template-columns: minmax(0, 1fr) !important;
}

#main-area[data-page="live"] .meter-card {
  min-width: 0 !important;
  max-width: 100% !important;
  overflow: hidden !important;
}

#main-area[data-page="live"] .meter-card-head,
#main-area[data-page="live"] .meter-card-head-copy,
#main-area[data-page="live"] .meter-card-title {
  min-width: 0 !important;
  max-width: 100% !important;
}

#main-area[data-page="live"] .meter-card-head-copy {
  flex: 1 1 auto !important;
  overflow: hidden !important;
}

#main-area[data-page="live"] .meter-card-head-actions {
  flex: 0 0 auto !important;
  max-width: 38% !important;
  flex-wrap: wrap !important;
  justify-content: flex-end !important;
}

#main-area[data-page="live"] .meter-card-title {
  align-items: flex-start !important;
  line-height: 1.35 !important;
  overflow: hidden !important;
}

#main-area[data-page="live"] .meter-card-title > .device-display {
  flex: 1 1 auto !important;
  width: auto !important;
  min-width: 0 !important;
  max-width: 100% !important;
  align-items: flex-start !important;
  overflow: hidden !important;
}

#main-area[data-page="live"] .meter-card-title .device-display-name {
  display: -webkit-box !important;
  min-width: 0 !important;
  overflow: hidden !important;
  white-space: normal !important;
  overflow-wrap: anywhere !important;
  text-overflow: clip !important;
  -webkit-box-orient: vertical !important;
  -webkit-line-clamp: 2 !important;
}

#main-area[data-page="live"] .meter-card-sub {
  min-width: 0 !important;
  max-width: 100% !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}

#main-area[data-page="live"] .meter-main,
#main-area[data-page="live"] .meter-subline,
#main-area[data-page="live"] .meter-card-action {
  min-width: 0 !important;
  max-width: 100% !important;
}

#main-area[data-page="live"] .meter-main {
  flex-wrap: wrap !important;
}

#main-area[data-page="live"] .meter-main .unit,
#main-area[data-page="live"] .meter-subline,
#main-area[data-page="live"] .meter-card-action {
  overflow-wrap: anywhere !important;
}

@media (max-width: 700px) {
  #main-area[data-page="live"] #live-meters {
    grid-template-columns: 1fr !important;
  }

  #main-area[data-page="live"] .live-group-cards {
    grid-template-columns: 1fr !important;
  }

  #main-area[data-page="live"] .meter-card-head-actions {
    max-width: 44% !important;
  }
}

/* ========================================================================
 * NUART UI & CARD CO-ORDINATION SPECIFICATION — 界面布局、卡片与排版系统级收口
 * ======================================================================== */

/* 1. 全局标准卡片体系（台账式单层卡片，消除卡片套卡片） */
.pn,
.kc,
.bento-metric-card,
.chart-half-box,
.live-group,
.meter-card,
.engineering-table-card,
.live-chart-panel {
  background: #ffffff !important;
  border: 1px solid #d8e0e7 !important;
  border-radius: 4px !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03) !important;
  transition: border-color 140ms ease, box-shadow 140ms ease !important;
}

.pn:hover,
.kc:hover,
.meter-card:hover,
.live-group:hover,
.bento-metric-card:hover {
  border-color: #b4c0cb !important;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.05) !important;
}

/* 卡片标题栏：统一紧凑 40px 高度，微浅灰平整沉降 */
.pn-h,
.chart-header-bar,
.metering-panel-head,
.scope-builder-head,
.integration-section-head,
.live-chart-heading {
  min-height: 40px !important;
  height: 40px !important;
  padding: 0 14px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  background: #f8fafc !important;
  border-bottom: 1px solid #d8e0e7 !important;
  color: #0f172a !important;
  font-size: 13px !important;
  font-weight: 650 !important;
  letter-spacing: -0.01em !important;
}

.pn-b {
  padding: 14px 16px !important;
}

/* 2. 国际标准字号阶梯（彻底消灭 <11px 伤眼小字） */
.hl,
.brand-code,
.brand-sub,
.panel-meta,
.kpi-note,
.list-meta,
.side-count,
.filter-feedback,
.run-meta,
.tree-selected,
.tree-floor-mark,
.meter-card-sub,
.meter-stats dt,
.meter-stats dd,
.measurement-copy small,
.live-trend-summary,
small {
  font-size: 11.5px !important;
  line-height: 1.35 !important;
}

/* 核心数值：全站严格等宽数字，右对齐 */
.tbl td.n,
.tbl td.num,
.luxury-data-table td.n,
.telemetry-values dd,
.meter-cell-number,
.kc .kv,
.bento-metric-value span:first-child,
.run-result .run-val,
.live-detail-table td.n,
.meter-main .value,
.hd-p strong {
  font-family: var(--font-mono) !important;
  font-variant-numeric: tabular-nums !important;
  letter-spacing: -0.01em !important;
  font-weight: 700 !important;
}

/* 单位修饰：紧跟数值不换行 */
.kc .ku,
.meter-cell-unit,
.bento-metric-unit,
.meter-main .unit,
.run-result span:not(.run-val) {
  font-size: 12px !important;
  color: #64748b !important;
  margin-left: 4px !important;
  white-space: nowrap !important;
  font-weight: 500 !important;
}

/* 3. 顶部 Header 严密水平基线对齐（防折行、防页面跳动） */
.site-header.hd,
.hd {
  min-height: 52px !important;
  height: 52px !important;
  background: #ffffff !important;
  border-bottom: 1px solid #d8e0e7 !important;
  padding: 0 20px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.hd .brand {
  display: flex !important;
  align-items: baseline !important;
  gap: 10px !important;
  min-width: 0 !important;
  border-right: 1px solid #edf1f4 !important;
  padding-right: 16px !important;
}

.hd #project-name {
  font-size: 17px !important;
  font-weight: 700 !important;
  color: #0f172a !important;
  line-height: 1 !important;
}

.hd-r {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
}

.hd-p {
  height: 34px !important;
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 6px !important;
  padding: 0 12px !important;
  background: #f8fafc !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: 4px !important;
}

.hd-p .hl {
  font-size: 11px !important;
  color: #64748b !important;
}

.hd-p strong {
  font-size: 14px !important;
  color: #0f172a !important;
}

.hd-btn.sec {
  height: 32px !important;
  padding: 0 12px !important;
  border-radius: 4px !important;
  background: #ffffff !important;
  border: 1px solid #cbd5e1 !important;
  color: #334155 !important;
  font-size: 12px !important;
  font-weight: 600 !important;
}

.hd-btn.sec:hover {
  background: #f8fafc !important;
  border-color: #315f87 !important;
  color: #315f87 !important;
}

/* 导航栏：42px 标准高度与精致下划线 */
#nav-bar.site-nav.nav-wrap {
  min-height: 42px !important;
  height: 42px !important;
  background: #ffffff !important;
  border-bottom: 1px solid #d8e0e7 !important;
  padding: 0 14px !important;
  display: flex !important;
  align-items: stretch !important;
}

#nav-bar.site-nav .nav-visible-items > .nav-tab {
  min-height: 42px !important;
  height: 42px !important;
  padding: 0 14px !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  color: #475569 !important;
  display: inline-flex !important;
  align-items: center !important;
  border-radius: 0 !important;
  box-sizing: border-box !important;
}

#nav-bar.site-nav .nav-visible-items > .nav-tab:hover {
  color: #0f172a !important;
  background: #f8fafc !important;
}

#nav-bar.site-nav .nav-visible-items > .nav-tab.on,
#nav-bar.site-nav .nav-visible-items > .nav-tab.active,
#nav-bar.site-nav .nav-visible-items > .nav-tab[aria-current="page"] {
  color: #315f87 !important;
  background: #edf3f8 !important;
  font-weight: 700 !important;
  box-shadow: inset 0 -2px 0 #315f87 !important;
}

/* 4. 留白与整体栅格节奏 */
.main,
#main-area {
  padding: 16px 20px 24px !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 16px !important;
  background: #f8fafc !important;
}

/* 看板 Bento KPI：桌面端 5 列自适应平铺，无空缺塌陷 */
.bento-kpi-grid,
.kr {
  display: grid !important;
  grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
  gap: 12px !important;
}

.resizable-charts-dock.g2 {
  display: grid !important;
  grid-template-columns: 1.4fr 1fr !important;
  gap: 14px !important;
}

/* 饼图超长图例收纳为双列网格，彻底防止纵向溢出卡片 */
.donut-swatch-list.share-list {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 4px 8px !important;
  max-height: 280px !important;
  overflow-y: auto !important;
  padding-right: 4px !important;
}

.swatch-entry.share-item {
  min-height: 24px !important;
  padding: 2px 4px !important;
  font-size: 11.5px !important;
}

/* 5. 实时监测波形曲线（Sparkline）：清晰细腻、高对比抗锯齿 */
#main-area[data-page="live"] .meter-spark,
.meter-spark {
  display: block !important;
  width: 100% !important;
  height: 38px !important;
  overflow: hidden !important;
  background: #f8fafc !important;
  border-radius: 4px !important;
  border: 1px solid #e2e8f0 !important;
}

.meter-spark svg {
  width: 100% !important;
  height: 100% !important;
  display: block !important;
}

.meter-spark path.spark-line {
  stroke: #315f87 !important;
  stroke-width: 1.75 !important;
  stroke-linecap: round !important;
  stroke-linejoin: round !important;
  fill: none !important;
}

.meter-spark path.spark-area {
  fill: rgba(49, 95, 135, 0.12) !important;
}

/* 6. 多断点响应式自适应（320px、375px、414px、768px、1280px、1440px） */
@media (max-width: 1280px) {
  .bento-kpi-grid,
  .kr {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }
  .device-sort-switch,
  .device-display-switch {
    display: none !important;
  }
}

@media (max-width: 900px) {
  .resizable-charts-dock.g2 {
    grid-template-columns: 1fr !important;
  }
  .bento-kpi-grid,
  .kr {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 560px) {
  .bento-kpi-grid,
  .kr {
    grid-template-columns: 1fr !important;
  }
  .hd-r .hd-p {
    display: none !important;
  }
  .main,
  #main-area {
    padding: 10px 12px 18px !important;
    gap: 12px !important;
  }
  .mb {
    max-width: calc(100vw - 16px) !important;
    padding: 16px !important;
  }
}
/* Final mobile navigation override: keep contextual navigation and the
   device-filter entry usable after all platform skin overrides. */
@media (max-width: 720px) {
  #nav-bar.site-nav.nav-wrap {
    height: auto !important;
    min-height: 42px !important;
    flex-wrap: wrap !important;
    overflow: visible !important;
  }
  #nav-bar.site-nav .nav-visible-items {
    flex: 1 1 auto !important;
    min-width: 0 !important;
    min-height: 42px !important;
    height: 42px !important;
  }
  #nav-bar.site-nav .nav-subitems {
    flex: 1 0 100% !important;
    min-height: 42px !important;
    height: 42px !important;
    margin-left: 0 !important;
    overflow-x: auto !important;
    border-top: 1px solid var(--color-rule) !important;
    border-left: 0 !important;
  }
  #nav-bar.site-nav .nav-overflow {
    flex: 0 0 auto !important;
    min-height: 42px !important;
    height: 42px !important;
  }
  #nav-bar.site-nav .nav-overflow-menu {
    position: absolute !important;
    top: calc(100% - 2px) !important;
    right: 0 !important;
    left: auto !important;
    width: min(316px, calc(100vw - 16px)) !important;
  }
  .mobile-side-toggle { display: inline-flex !important; }
}

/* ========================================================================
 * DEVICE MANAGEMENT PAGE — hierarchy and whitespace pass
 * Keep the existing NUART palette; only reduce first-view noise and tighten
 * the device workflow around one primary action.
 * ======================================================================== */

#main-area[data-page="devices"] .workspace-page-head {
  min-height: 0 !important;
  margin-bottom: 0 !important;
  padding: 16px 18px !important;
  align-items: center !important;
  gap: 18px !important;
}

#main-area[data-page="devices"] .workspace-page-head > div:first-child {
  flex: 1 1 auto;
}

#main-area[data-page="devices"] .workspace-kicker {
  margin-bottom: 5px !important;
  font-size: 10px !important;
  letter-spacing: .04em !important;
}

#main-area[data-page="devices"] .workspace-page-head h2 {
  font-size: clamp(22px, 1.9vw, 28px) !important;
  line-height: 1.2 !important;
}

#main-area[data-page="devices"] .workspace-page-head p {
  max-width: 68ch !important;
  margin-top: 6px !important;
  font-size: 12px !important;
  line-height: 1.55 !important;
}

#main-area[data-page="devices"] .workspace-page-head .page-tools {
  flex: 0 0 auto;
  margin: 0 !important;
  gap: 8px !important;
}

#main-area[data-page="devices"] .workspace-page-head .page-tools > .bt {
  min-height: 36px !important;
  font-size: 12px !important;
}

#main-area[data-page="devices"] .device-page-actions {
  position: relative;
  flex: 0 0 auto;
}

#main-area[data-page="devices"] .device-page-actions > summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  cursor: pointer;
  list-style: none;
}

#main-area[data-page="devices"] .device-page-actions > summary::-webkit-details-marker {
  display: none;
}

#main-area[data-page="devices"] .device-page-actions-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 20;
  display: grid;
  min-width: 190px;
  gap: 4px;
  padding: 6px;
  border: 1px solid var(--line-subtle);
  border-radius: var(--radius-control);
  background: var(--surface-card);
  box-shadow: var(--shadow-card);
}

#main-area[data-page="devices"] .device-page-actions-menu .bt {
  justify-content: flex-start;
  min-height: 34px;
  width: 100%;
  padding-inline: 10px;
  text-align: left;
}

#main-area[data-page="devices"] .page-device-filters {
  grid-template-columns: minmax(240px, 1.6fr) repeat(3, minmax(130px, 1fr)) !important;
  align-items: end;
  gap: 12px !important;
  margin-bottom: 0 !important;
  padding: 14px 16px !important;
}

#main-area[data-page="devices"] .page-device-filters .filter-device {
  grid-column: auto !important;
  order: -1;
}

#main-area[data-page="devices"] .page-device-filters .filter-field > span {
  font-size: 11px !important;
  line-height: 1.35 !important;
}

#main-area[data-page="devices"] .page-device-filters .filter-field input,
#main-area[data-page="devices"] .page-device-filters .filter-field select {
  min-height: 38px !important;
  margin-left: 0 !important;
  padding-inline: 10px !important;
  font-size: 12px !important;
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced,
#main-area[data-page="devices"] .page-device-filters .filter-feedback {
  grid-column: 1 / -1;
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced {
  margin-top: 2px;
  padding-top: 10px;
  border-top: 1px solid var(--line-hairline);
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced > summary {
  min-height: 28px;
  color: var(--text-main);
  cursor: pointer;
  font-size: 12px;
  font-weight: 650;
  list-style: none;
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced > summary::-webkit-details-marker {
  display: none;
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced > summary::before {
  display: inline-block;
  margin-right: 6px;
  content: '›';
  font-family: var(--font-mono);
  transition: transform 160ms ease;
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced[open] > summary::before {
  transform: rotate(90deg);
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced > summary small {
  margin-left: 8px;
  color: var(--text-muted);
  font-size: 11px !important;
  font-weight: 400;
}

#main-area[data-page="devices"] .page-device-filters .device-filter-advanced-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 10px;
}

#main-area[data-page="devices"] .page-device-filters .filter-feedback {
  justify-content: space-between;
  margin-top: 0 !important;
  padding-top: 2px;
  font-size: 12px !important;
}

#main-area[data-page="devices"] .device-table-wrap {
  margin-top: 0 !important;
  overflow-x: auto;
}

#main-area[data-page="devices"] .device-table {
  min-width: 1080px;
}

#main-area[data-page="devices"] .device-table thead th {
  padding: 10px 12px !important;
  font-size: 12px !important;
  white-space: nowrap;
}

#main-area[data-page="devices"] .device-table tbody td {
  min-height: 48px;
  padding: 11px 12px !important;
  font-size: 13px !important;
  vertical-align: middle;
}

#main-area[data-page="devices"] .device-table .device-col-secondary {
  color: var(--text-tertiary);
}

#main-area[data-page="devices"] .device-empty-state {
  display: grid;
  justify-items: center;
  gap: 6px;
  min-height: 150px;
  padding: 28px 16px;
}

#main-area[data-page="devices"] .device-empty-state strong {
  color: var(--text-main);
  font-size: 15px;
}

#main-area[data-page="devices"] .device-empty-state > span {
  color: var(--text-tertiary);
  font-size: 12px;
}

#main-area[data-page="devices"] .device-empty-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 8px;
}

@media (max-width: 1100px) {
  #main-area[data-page="devices"] .page-device-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  #main-area[data-page="devices"] .page-device-filters .filter-device {
    grid-column: 1 / -1 !important;
  }

  #main-area[data-page="devices"] .page-device-filters .device-filter-advanced-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  #main-area[data-page="devices"] .workspace-page-head {
    align-items: flex-start !important;
    flex-direction: column;
  }

  #main-area[data-page="devices"] .workspace-page-head .page-tools {
    width: 100%;
    justify-content: flex-start;
  }

  #main-area[data-page="devices"] .device-page-actions-menu {
    right: auto;
    left: 0;
  }
}

@media (max-width: 560px) {
  #main-area[data-page="devices"] .page-device-filters {
    grid-template-columns: 1fr !important;
    padding: 12px !important;
  }

  #main-area[data-page="devices"] .page-device-filters .device-filter-advanced-grid {
    grid-template-columns: 1fr;
  }

  #main-area[data-page="devices"] .page-device-filters .filter-device {
    grid-column: auto !important;
  }

  #main-area[data-page="devices"] .workspace-page-head .page-tools > .bt,
  #main-area[data-page="devices"] .workspace-page-head .page-tools > .device-page-actions {
    flex: 1 1 auto;
  }

  #main-area[data-page="devices"] .workspace-page-head .page-tools > .bt,
  #main-area[data-page="devices"] .device-page-actions > summary {
    width: 100%;
  }
}