:root {
  color-scheme: dark;
  --bg: #081013;
  --panel: #101a1f;
  --panel-soft: #131f25;
  --border: rgba(139, 179, 170, 0.18);
  --text: #eff8f5;
  --muted: #91a5a0;
  --accent: #58d8ba;
  --ok: #55d88f;
  --warn: #ff7a5c;
  --low: #f0ab61;
  --high: #ff7d7d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "PingFang SC", sans-serif;
  background: linear-gradient(180deg, #071013 0%, #04080a 100%);
  color: var(--text);
  zoom: 0.9;
}

a {
  color: inherit;
}

h1,
h2,
p {
  margin: 0;
}

.shell {
  max-width: 1780px;
  margin: 0 auto;
  padding: 20px;
}

.shell-narrow {
  max-width: 1480px;
}

.page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 12px;
}

.page-subtitle {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

.head-status {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.page-nav {
  display: inline-flex;
  gap: 8px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.page-nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-nav-link.active {
  background: linear-gradient(180deg, rgba(88, 216, 186, 0.24), rgba(79, 134, 255, 0.16));
  color: var(--text);
}

.user-menu {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.user-menu a,
.user-menu-name {
  padding: 7px 12px;
  border: 0;
  border-radius: 999px;
  color: var(--muted);
  background: transparent;
  text-decoration: none;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.user-menu a:hover,
.user-menu-name:hover {
  color: #071412;
  background: var(--accent);
}

.user-menu-hover {
  position: relative;
}

.password-popover {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: 60;
  display: grid;
  gap: 8px;
  width: 140px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(9, 17, 24, 0.98);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.38);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.user-menu-hover:hover .password-popover,
.password-popover:focus-within {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.password-link-btn {
  display: block;
  width: 100%;
  text-align: center;
}

.password-popover strong {
  font-size: 14px;
}

.password-popover input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 10px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.password-popover-message {
  min-height: 18px;
  color: var(--muted);
  font-size: 12px;
}

.password-popover-message.success {
  color: var(--ok);
}

.password-popover-message.error {
  color: var(--high);
}

.password-popover-message.pending {
  color: #ffd166;
}

.status-pill,
.clock {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
}

.status-pill.warning {
  border-color: rgba(240, 171, 97, 0.48);
  color: var(--low);
  background: rgba(240, 171, 97, 0.08);
}

.clock {
  color: var(--text);
  font-family: Consolas, monospace;
}

.overview-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 14px;
}

.section-header.compact {
  margin-bottom: 12px;
}

.dashboard-layout {
  display: grid;
  grid-template-columns: minmax(420px, 460px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.status-layout {
  display: grid;
  grid-template-columns: minmax(360px, 430px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.control-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.dashboard-aside {
  position: sticky;
  top: 16px;
  display: grid;
  gap: 18px;
}

.status-aside {
  position: sticky;
  top: 16px;
  display: grid;
  gap: 18px;
}

.aside-section {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(16, 26, 31, 0.96), rgba(12, 20, 25, 0.96));
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18);
}

.ops-control-grid,
.ops-side,
.status-side-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.analog-output-panel {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.analog-output-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}

.analog-output-subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.analog-output-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.analog-output-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.analog-output-card {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.analog-output-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.analog-output-current,
.analog-output-register,
.analog-output-target {
  display: block;
  color: var(--muted);
  font-family: Consolas, monospace;
  font-size: 12px;
}

.analog-output-target {
  margin-top: 4px;
}

.analog-output-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  margin-top: 14px;
  align-items: end;
}

.analog-output-input-wrap label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}

.analog-output-input {
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(8, 16, 19, 0.9);
  color: var(--text);
  font-size: 16px;
  font-family: Consolas, monospace;
}

.analog-output-unit {
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.analog-output-power {
  margin-top: 6px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

.control-btn {
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(88, 216, 186, 0.35);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(88, 216, 186, 0.24), rgba(79, 134, 255, 0.16));
  color: var(--text);
  cursor: pointer;
}

.control-btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.analog-output-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
}

.analog-output-message {
  color: var(--muted);
  font-size: 13px;
}

.analog-output-message.success {
  color: #58d8ba;
}

.analog-output-message.error {
  color: #ff8f8f;
}

.analog-output-message.pending {
  color: #ffd166;
}

.analog-output-feedback {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  font-family: Consolas, monospace;
}

.digital-output-panel {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.digital-output-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}

.digital-output-subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.digital-output-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.digital-output-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.digital-output-card {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.digital-output-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.digital-output-remark,
.digital-output-current,
.digital-output-gpio,
.digital-output-target {
  display: block;
  color: var(--muted);
  font-family: Consolas, monospace;
  font-size: 12px;
}

.digital-output-remark {
  margin-bottom: 8px;
  color: var(--accent);
  font-family: "PingFang SC", sans-serif;
  font-size: 13px;
}

.digital-output-target {
  margin-top: 4px;
}

.digital-output-form {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.digital-output-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
}

.digital-output-message {
  color: var(--muted);
  font-size: 13px;
}

.digital-output-message.success {
  color: #58d8ba;
}

.digital-output-message.error {
  color: #ff8f8f;
}

.digital-output-message.pending {
  color: #ffd166;
}

.digital-output-feedback {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  font-family: Consolas, monospace;
}

.device-panel {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.device-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}

.device-panel-subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.device-panel-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.device-metric-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.meter-grid-compact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.device-metric-card {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.device-metric-card label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}

.device-metric-card strong {
  display: block;
  font-size: 22px;
  color: var(--text);
  font-family: Consolas, monospace;
}

.device-metric-card span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  font-family: Consolas, monospace;
}

.device-panel-message {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.summary-item {
  position: relative;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.summary-item.has-tooltip {
  cursor: help;
}

.summary-tooltip {
  position: absolute;
  left: 50%;
  top: calc(100% + 10px);
  z-index: 20;
  display: none;
  width: max-content;
  min-width: 260px;
  max-width: 380px;
  padding: 12px 14px;
  border: 1px solid rgba(88, 216, 186, 0.36);
  border-radius: 14px;
  background: rgba(8, 16, 19, 0.98);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.36);
  transform: translateX(-50%);
}

.summary-tooltip::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 100%;
  width: 10px;
  height: 10px;
  border-left: 1px solid rgba(88, 216, 186, 0.36);
  border-top: 1px solid rgba(88, 216, 186, 0.36);
  background: rgba(8, 16, 19, 0.98);
  transform: translate(-50%, 5px) rotate(45deg);
}

.summary-tooltip span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.8;
  font-family: Consolas, "PingFang SC", monospace;
  white-space: nowrap;
}

.summary-item.has-tooltip:hover .summary-tooltip {
  display: block;
}

.summary-item label,
.metric-block label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}

.summary-item strong {
  display: block;
  font-size: 22px;
  font-family: Consolas, monospace;
  color: var(--text);
}

.summary-subtext {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  font-family: Consolas, "PingFang SC", monospace;
}

.dashboard-main {
  min-width: 0;
}

.battery-section-header {
  margin-bottom: 16px;
}

.battery-subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.overview-section {
  margin-bottom: 18px;
}

.overview-strip-wide {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.status-main-only {
  min-width: 0;
}

.power-flow-section {
  margin-bottom: 18px;
}

.power-flow {
  display: grid;
  gap: 16px;
  overflow: hidden;
  contain: paint;
}

.power-flow * {
  box-sizing: border-box;
}

.charge-mode-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.charge-mode-btn {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 14px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.charge-mode-btn.active {
  color: #081311;
  border-color: rgba(88, 216, 186, 0.55);
  background: var(--accent);
}

.power-charge-row,
.power-battery-stack {
  display: grid;
  gap: 12px;
}

.power-battery-row,
.power-discharge-row {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.power-battery-row-top,
.power-battery-row-bottom {
  justify-content: center;
}

.power-battery-row-top {
  position: relative;
}

.power-battery-row-bottom {
  position: relative;
}

.power-battery-row-top::after,
.power-battery-row-bottom::after {
  content: "";
  position: absolute;
  left: 14%;
  right: 14%;
  bottom: -7px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(88, 216, 186, 0.52), rgba(88, 216, 186, 0.88), rgba(88, 216, 186, 0.52), transparent);
  box-shadow: 0 0 16px rgba(88, 216, 186, 0.18);
  opacity: 0.8;
}

.power-battery-row-bottom::after {
  bottom: auto;
  top: -7px;
}

.power-device-frame {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.charger-frame {
  padding: 8px 12px;
  border-radius: 22px;
  border: 1px solid rgba(88, 216, 186, 0.08);
  background: linear-gradient(180deg, rgba(18, 27, 31, 0.92), rgba(8, 14, 18, 0.92));
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.power-charge-row {
  padding-left: 80px;
  padding-right: 80px;
}

.power-discharge-row {
  padding-left: 80px;
}

.power-battery,
.power-relay,
.power-device {
  flex: 0 1 auto;
  min-width: 0;
  max-width: 100%;
  min-height: 78px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(22, 34, 40, 0.96), rgba(11, 19, 23, 0.96));
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12), inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.power-relay,
.power-device {
  position: relative;
  overflow: hidden;
}

.power-relay::before,
.power-device::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.08), transparent 58%);
  opacity: 0;
  transition: opacity 260ms ease;
  pointer-events: none;
}

.power-relay:hover::before,
.power-device:hover::before,
.power-relay:focus-visible::before,
.power-device:focus-visible::before,
.power-relay.on::before,
.power-device.on::before {
  opacity: 1;
}

.power-relay.breathing,
.power-device.breathing {
  animation: device-breathe 3.8s ease-in-out infinite;
  animation-delay: var(--device-breathe-delay, 0s);
}

.power-relay.on,
.power-device.on {
  animation: device-breathe-active 2.8s ease-in-out infinite;
  animation-delay: var(--device-active-delay, 0s);
}

.power-relay.off,
.power-device.off {
  animation: device-breathe-off 4.5s ease-in-out infinite;
  animation-delay: var(--device-off-delay, 0s);
}

.battery-active {
  padding: 12px 12px 10px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto auto;
  gap: 6px;
  align-items: center;
  text-align: center;
  background: radial-gradient(circle at 50% 10%, rgba(88, 216, 186, 0.12), transparent 58%), linear-gradient(180deg, rgba(22, 34, 40, 0.99), rgba(10, 18, 22, 0.98));
  box-shadow: 0 0 0 1px rgba(88, 216, 186, 0.12) inset, 0 0 24px rgba(88, 216, 186, 0.05);
}

.battery-active::before {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.03);
  pointer-events: none;
}

.battery-rack-bars {
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(31, 48, 56, 0.98), rgba(13, 21, 25, 0.98));
  border: 1px solid rgba(88, 216, 186, 0.16);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02), 0 0 18px rgba(88, 216, 186, 0.03);
}

.battery-rack-label,
.battery-rack-body,
.battery-rack-footer {
  grid-column: 1 / -1;
}

.battery-rack-label {
  font-size: 13px;
  font-weight: 700;
  color: #8fe8d0;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-shadow: 0 0 8px rgba(88, 216, 186, 0.32);
}

.battery-rack-body {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.battery-rack-footer {
  font-size: 11px;
  color: var(--muted);
}

.battery-active::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: 12px;
  border: 1px solid rgba(88, 216, 186, 0.14);
  pointer-events: none;
  box-shadow: 0 0 22px rgba(88, 216, 186, 0.08);
}

.power-battery-stack.flow-idle .battery-active {
  animation: battery-idle-breathe 3.6s ease-in-out infinite;
  animation-delay: var(--battery-idle-delay, 0s);
}

.battery-active.group-a {
  border-color: rgba(88, 216, 186, 0.24);
  box-shadow: 0 0 0 1px rgba(88, 216, 186, 0.12) inset, 0 0 24px rgba(88, 216, 186, 0.08);
}

.battery-active.group-b {
  border-color: rgba(96, 162, 255, 0.24);
  box-shadow: 0 0 0 1px rgba(96, 162, 255, 0.12) inset, 0 0 24px rgba(96, 162, 255, 0.08);
}

.battery-active.group-b .battery-rack-label {
  color: #8db9ff;
  text-shadow: 0 0 8px rgba(96, 162, 255, 0.34);
}

.battery-active.group-unified {
  border-color: rgba(88, 216, 186, 0.34);
  box-shadow: 0 0 0 1px rgba(88, 216, 186, 0.16) inset, 0 0 30px rgba(88, 216, 186, 0.10);
}

.power-relay.relay-open {
  border-color: rgba(145, 165, 160, 0.24);
  background: linear-gradient(180deg, rgba(23, 28, 31, 0.94), rgba(10, 15, 18, 0.96));
  opacity: 0.9;
}

.power-relay.relay-linked {
  border-color: rgba(88, 216, 186, 0.38);
  background: linear-gradient(180deg, rgba(88, 216, 186, 0.13), rgba(11, 19, 23, 0.96));
  box-shadow: 0 0 0 1px rgba(88, 216, 186, 0.16) inset, 0 0 22px rgba(88, 216, 186, 0.10);
}

.power-battery,
.power-relay,
.power-device {
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.power-battery:hover,
.power-relay:hover,
.power-device:hover,
.power-battery:focus-visible,
.power-relay:focus-visible,
.power-device:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(88, 216, 186, 0.16) inset;
  outline: none;
  cursor: pointer;
}

.power-flow.readonly .power-battery:hover,
.power-flow.readonly .power-relay:hover,
.power-flow.readonly .power-device:hover,
.power-flow.readonly .power-device-frame:hover {
  transform: none;
  cursor: default;
}

.power-relay {
  min-width: 210px;
  text-align: center;
}

.power-relay .relay-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin: 0 auto 6px;
  border-radius: 999px;
  color: var(--accent);
  background: rgba(88, 216, 186, 0.10);
  box-shadow: 0 0 18px rgba(88, 216, 186, 0.16);
}

.power-relay label,
.power-device label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1;
  overflow: hidden;
}

.power-relay small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 11px;
}

.power-device-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 4px;
  border-radius: 50%;
  background: rgba(88, 216, 186, 0.12);
  color: var(--accent);
  font-size: 15px;
  line-height: 1;
  overflow: hidden;
}

.power-relay strong,
.power-device strong {
  display: block;
  margin-top: 8px;
  color: var(--text);
  font-family: Consolas, "PingFang SC", monospace;
  font-size: 13px;
}

.power-relay::after,
.power-device::after {
  content: "";
  position: absolute;
  top: 10px;
  right: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(145, 165, 160, 0.38);
  box-shadow: 0 0 0 4px rgba(145, 165, 160, 0.08);
}

.power-relay.on::after,
.power-device.on::after {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(88, 216, 186, 0.12), 0 0 14px rgba(88, 216, 186, 0.35);
}

.power-link,
.power-flow-line {
  position: relative;
  flex: 1 1 60px;
  min-width: 42px;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(145, 165, 160, 0.14), rgba(145, 165, 160, 0.26), rgba(145, 165, 160, 0.14));
  overflow: hidden;
}

.power-link.idle,
.power-flow-line.idle {
  background: linear-gradient(90deg, rgba(145, 165, 160, 0.10), rgba(145, 165, 160, 0.20), rgba(145, 165, 160, 0.10));
  box-shadow: inset 0 0 0 1px rgba(145, 165, 160, 0.08), 0 0 10px rgba(145, 165, 160, 0.04);
}

.power-link.idle::before,
.power-flow-line.idle::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: linear-gradient(90deg, transparent, rgba(145, 165, 160, 0.26), transparent);
  opacity: 0.35;
  animation: line-idle-breathe 2.8s ease-in-out infinite;
  animation-delay: var(--idle-animation-delay, 0s);
}

.power-link.flow-mains,
.power-flow-line.flow-mains,
.power-link.flow-charge,
.power-flow-line.flow-charge {
  background: linear-gradient(90deg, rgba(88, 216, 186, 0.10), rgba(88, 216, 186, 0.34), rgba(88, 216, 186, 0.10));
}

.power-link.flow-discharge,
.power-flow-line.flow-discharge {
  background: linear-gradient(90deg, rgba(96, 162, 255, 0.10), rgba(96, 162, 255, 0.34), rgba(96, 162, 255, 0.10));
}

.power-link.flow-full,
.power-flow-line.flow-full {
  background: linear-gradient(90deg, rgba(88, 216, 186, 0.12), rgba(96, 162, 255, 0.36), rgba(88, 216, 186, 0.12));
}

.power-link.flow-mains::after,
.power-link.flow-charge::after,
.power-link.flow-discharge::after,
.power-link.flow-full::after,
.power-flow-line.flow-mains span,
.power-flow-line.flow-charge span,
.power-flow-line.flow-discharge span,
.power-flow-line.flow-full span {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.95;
  filter: blur(0.2px);
  animation: power-flow-move 1.25s linear infinite;
  animation-delay: var(--flow-animation-delay, 0s);
}

.power-link.flow-mains::after,
.power-flow-line.flow-mains span,
.power-link.flow-charge::after,
.power-flow-line.flow-charge span {
  background: repeating-linear-gradient(90deg, transparent 0 10px, rgba(88, 216, 186, 0.92) 10px 18px, transparent 18px 30px);
}

.power-link.flow-discharge::after,
.power-flow-line.flow-discharge span {
  background: repeating-linear-gradient(90deg, transparent 0 10px, rgba(96, 162, 255, 0.94) 10px 18px, transparent 18px 30px);
}

.power-link.flow-full::after,
.power-flow-line.flow-full span {
  background: repeating-linear-gradient(90deg, transparent 0 10px, rgba(88, 216, 186, 0.90) 10px 18px, transparent 18px 26px, rgba(96, 162, 255, 0.90) 26px 34px, transparent 34px 46px);
}

.power-relay.on,
.power-device.on {
  border-color: rgba(88, 216, 186, 0.42);
  background: linear-gradient(180deg, rgba(88, 216, 186, 0.12), rgba(11, 19, 23, 0.96));
}

.power-relay.off,
.power-device.off {
  border-color: rgba(145, 165, 160, 0.18);
  opacity: 0.82;
}

.power-device.charging .power-device-icon {
  background: rgba(88, 216, 186, 0.18);
  box-shadow: 0 0 0 8px rgba(88, 216, 186, 0.05);
}

.power-device.discharging .power-device-icon {
  background: rgba(96, 162, 255, 0.16);
  color: #7fb0ff;
}

@keyframes power-flow-move {
  from { transform: translateX(-120%); }
  to { transform: translateX(120%); }
}

@keyframes line-idle-breathe {
  0%, 100% {
    opacity: 0.22;
    transform: scaleX(0.72);
  }
  50% {
    opacity: 0.62;
    transform: scaleX(1);
  }
}

@keyframes battery-idle-breathe {
  0%, 100% {
    transform: translateY(0);
    filter: brightness(0.96);
  }
  50% {
    transform: translateY(-1px);
    filter: brightness(1.12);
  }
}

@keyframes device-breathe {
  0%, 100% {
    transform: translateY(0);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12), inset 0 0 0 1px rgba(255, 255, 255, 0.02);
  }
  50% {
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.14), 0 0 20px rgba(88, 216, 186, 0.08), inset 0 0 0 1px rgba(88, 216, 186, 0.08);
  }
}

@keyframes device-breathe-active {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-1px);
  }
}

@keyframes device-breathe-off {
  0%, 100% {
    opacity: 0.94;
  }
  50% {
    opacity: 0.78;
  }
}

.battery-grid-full {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.battery-full-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(16, 26, 31, 0.98), rgba(12, 20, 25, 0.98));
  border-radius: 16px;
  padding: 14px;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.16);
}

.battery-full-card.stale {
  border-color: rgba(240, 171, 97, 0.42);
  box-shadow: 0 16px 34px rgba(240, 171, 97, 0.08);
}

.card-head-full {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.card-title-group {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.channel-tag-full {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
}

.card-status-text {
  color: var(--ok);
  font-size: 13px;
}

.card-status-text.offline {
  color: var(--warn);
}

.card-head-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.battery-auto-charge-tooltip-wrap {
  position: relative;
}

.battery-auto-charge-btn {
  border: 1px solid rgba(88, 216, 186, 0.36);
  border-radius: 999px;
  padding: 6px 12px;
  color: var(--ok);
  background: rgba(88, 216, 186, 0.10);
  font-size: 12px;
  cursor: default;
}

.battery-auto-charge-tooltip {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 30;
  display: grid;
  gap: 6px;
  min-width: 300px;
  max-width: 360px;
  padding: 12px 14px;
  border: 1px solid rgba(88, 216, 186, 0.28);
  border-radius: 14px;
  color: var(--text);
  background: rgba(9, 17, 24, 0.96);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.38);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.battery-auto-charge-tooltip span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.battery-auto-charge-tooltip-wrap:hover .battery-auto-charge-tooltip {
  opacity: 1;
  transform: translateY(0);
}

.state-dot-full {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--warn);
}

.state-dot-full.ok {
  background: var(--ok);
}

.timestamp-full,
.section-timestamp,
.cell-chart-summary,
.x-axis-title,
.y-axis-tick {
  color: var(--muted);
  font-family: Consolas, monospace;
}

.timestamp-full,
.section-timestamp {
  font-size: 12px;
}

.main-metrics {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.metric-block {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.metric-block strong {
  display: block;
  font-size: 19px;
  font-family: Consolas, monospace;
  color: var(--text);
}

.metric-highlight strong {
  font-size: 22px;
  color: var(--accent);
}

.metric-compact-value strong {
  font-size: 18px;
}

.automation-panel {
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.03);
}

.automation-panel.stale {
  border-color: rgba(240, 171, 97, 0.42);
  box-shadow: 0 10px 24px rgba(240, 171, 97, 0.08);
}

.automation-panel.active {
  border-color: rgba(85, 216, 143, 0.42);
  box-shadow: 0 10px 24px rgba(85, 216, 143, 0.08);
}

.automation-panel.idle {
  border-color: rgba(88, 216, 186, 0.26);
}

.automation-panel.disabled {
  opacity: 0.72;
}

.automation-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.automation-head h2 {
  font-size: 16px;
  font-weight: 600;
}

.split-charge-summary {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  font-family: Consolas, monospace;
}

.split-charge-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.automation-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.chart-panel {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.chart-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.chart-head h2 {
  font-size: 16px;
  font-weight: 600;
}

.cell-chart-summary {
  display: block;
  margin-top: 6px;
  font-size: 12px;
}

.cell-bar-chart {
  min-height: 250px;
}

.chart-layout {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 10px;
  align-items: stretch;
}

.y-axis {
  position: relative;
  min-height: 236px;
  padding-bottom: 24px;
}

.axis-title {
  position: absolute;
  top: 0;
  right: 0;
  font-size: 12px;
  color: var(--accent);
  font-family: Consolas, monospace;
}

.y-axis-tick {
  position: absolute;
  right: 0;
  transform: translateY(50%);
  font-size: 11px;
  line-height: 1;
  white-space: nowrap;
}

.plot-shell {
  min-width: 0;
}

.plot-grid {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 12px 10px 10px;
  background: linear-gradient(180deg, rgba(88, 216, 186, 0.03), rgba(88, 216, 186, 0.01));
}

.plot-guides {
  position: absolute;
  inset: 12px 10px 10px 10px;
  pointer-events: none;
}

.plot-guide {
  position: absolute;
  left: 0;
  right: 0;
  border-top: 1px dashed rgba(255, 255, 255, 0.08);
  transform: translateY(50%);
}

.cell-bar-chart-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 18px 0 6px;
}

.cell-bar-chart-inner {
  min-width: max-content;
  height: 200px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(14px, 1fr);
  gap: 5px;
  align-items: end;
}

.cell-bar-item {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: end;
  align-items: center;
  gap: 8px;
}

.cell-bar {
  position: relative;
  width: 100%;
  min-height: 10px;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, #58d8ba 0%, #4f86ff 100%);
}

.cell-bar.low {
  background: linear-gradient(180deg, #f0ab61 0%, #ff7a5c 100%);
}

.cell-bar.high {
  background: linear-gradient(180deg, #ff9b9b 0%, #ff6c6c 100%);
}

.cell-bar-value {
  position: absolute;
  bottom: calc(100% + 3px);
  left: 50%;
  transform: translateX(-50%);
  font-size: 9px;
  color: var(--text);
  font-family: Consolas, monospace;
  white-space: nowrap;
}

.cell-bar-label {
  font-size: 10px;
  color: var(--muted);
  font-family: Consolas, monospace;
}

.x-axis-title {
  margin-top: 8px;
  text-align: center;
  font-size: 11px;
}

.cell-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

.cell-chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  display: inline-block;
}

.legend-swatch.normal {
  background: linear-gradient(180deg, #58d8ba 0%, #4f86ff 100%);
}

.legend-swatch.low {
  background: linear-gradient(180deg, #f0ab61 0%, #ff7a5c 100%);
}

.legend-swatch.high {
  background: linear-gradient(180deg, #ff9b9b 0%, #ff6c6c 100%);
}

.empty-state {
  padding: 48px 12px;
  text-align: center;
  color: var(--muted);
}

.small {
  padding: 12px 0;
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: min(420px, 100%);
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(16, 26, 31, 0.92);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
}

.auth-card.manage {
  width: auto;
}

.auth-card h1,
.auth-card h2 {
  margin-bottom: 18px;
}

.auth-card label {
  display: grid;
  gap: 8px;
  margin: 14px 0;
  color: var(--muted);
  font-size: 14px;
}

.auth-card input,
.auth-card select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 11px 12px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.auth-card .remember-password-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0 14px;
  cursor: pointer;
}

.auth-card .remember-password-row input {
  width: auto;
  padding: 0;
}

.auth-submit {
  width: 100%;
  margin-top: 8px;
}

.auth-error,
.auth-message {
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 13px;
}

.auth-error {
  color: #ffd5d5;
  background: rgba(255, 125, 125, 0.12);
}

.auth-message {
  color: #c7ffeb;
  background: rgba(88, 216, 186, 0.12);
}

.auth-link {
  display: block;
  margin-top: 14px;
  color: var(--muted);
  text-align: center;
  text-decoration: none;
}

.auth-manage-grid {
  display: grid;
  grid-template-columns: minmax(320px, 420px) 1fr;
  gap: 16px;
}

.user-list {
  display: grid;
  gap: 10px;
}

.user-list div {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}

.user-list strong {
  color: var(--text);
}

@media (max-width: 1400px) {
  .dashboard-layout {
    grid-template-columns: 1fr;
  }

  .status-layout,
  .control-layout {
    grid-template-columns: 1fr;
  }

  .dashboard-aside {
    position: static;
  }

  .status-aside {
    position: static;
  }

  .overview-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .battery-grid-full {
    grid-template-columns: 1fr;
  }

  .main-metrics {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .automation-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .page-head {
    flex-direction: column;
  }

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

  .head-status {
    justify-content: flex-start;
  }

  .page-nav {
    order: -1;
  }

  .overview-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .analog-output-grid,
  .ops-control-grid,
  .digital-output-grid {
    grid-template-columns: 1fr;
  }

  .device-metric-grid,
  .meter-grid-compact {
    grid-template-columns: 1fr;
  }

  .main-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .automation-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .shell {
    padding: 14px;
  }

  .overview-strip {
    grid-template-columns: 1fr;
  }

  .analog-output-head,
  .digital-output-head,
  .analog-output-actions,
  .device-panel-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .analog-output-form {
    grid-template-columns: 1fr;
  }

  .card-head-full,
  .chart-head,
  .automation-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .automation-metrics {
    grid-template-columns: 1fr;
  }

  .chart-layout {
    grid-template-columns: 46px minmax(0, 1fr);
  }

  .cell-bar-chart {
    min-height: 230px;
  }

  .cell-bar-chart-inner {
    height: 190px;
    grid-auto-columns: minmax(12px, 1fr);
    gap: 4px;
  }

  .cell-bar-value {
    font-size: 9px;
  }
}