html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  background: var(--iot-bg);
}

body {
  overflow-x: hidden;
  overflow-y: auto;
}

.iot-login-root {
  position: relative !important;
  width: 100% !important;
  max-width: 1920px;
  height: auto !important;
  min-height: 100vh !important;
  margin: 0 auto;
  overflow: hidden !important;
  background:
    radial-gradient(circle at 18% 16%, rgba(27, 77, 255, 0.08), transparent 25%),
    radial-gradient(circle at 84% 78%, rgba(255, 90, 31, 0.07), transparent 24%),
    var(--iot-bg);
}

.iot-grid-line {
  opacity: 0.58;
}

.login-layout {
  position: relative;
  z-index: 20;
  width: min(1720px, calc(100% - 72px));
  min-height: calc(100vh - 64px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(330px, 380px) 420px minmax(330px, 380px);
  align-items: center;
  justify-content: center;
  gap: 28px;
  padding: 32px 0;
}

.login-center-slot {
  width: 420px;
  min-width: 0;
  display: flex;
  justify-content: center;
}

#loginForm {
  position: relative !important;
  inset: auto !important;
  width: 420px !important;
  height: 560px !important;
  flex: 0 0 420px;
  overflow: hidden;
}

#loginForm > [data-pencil-name] {
  max-width: calc(100% - 40px);
}

#loginForm .login-field,
#loginForm [data-pencil-name^="F-"] {
  overflow: hidden;
}

#loginForm [data-pencil-name^="F-"] input {
  width: 100%;
  min-width: 0;
  height: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--iot-ink);
  font-family: var(--iot-font-mono);
  font-size: 14px;
  padding: 0;
}

#loginForm [data-pencil-name="F-Code"] input {
  letter-spacing: 2px;
  text-transform: uppercase;
}

#loginForm [data-pencil-name="F-Pwd"] input {
  padding-right: 46px;
}

#loginForm [data-pencil-name="E"] {
  cursor: pointer;
  z-index: 12;
}

#captchaBox {
  cursor: pointer;
}

#captchaBox svg {
  display: block;
  width: 100%;
  height: 100%;
}

#refreshCaptcha {
  cursor: pointer;
}

#submitBtn {
  cursor: pointer;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

#submitBtn:hover {
  opacity: 0.92;
}

#submitBtn:active {
  transform: translateY(1px);
}

#submitBtn.is-loading {
  opacity: 0.6;
  pointer-events: none;
}

.login-error {
  position: absolute;
  left: 40px;
  right: 40px;
  top: 542px;
  z-index: 20;
  min-height: 20px;
  color: var(--iot-danger);
  font-size: 14px;
}

.login-domain-panel,
.login-signal-panel {
  min-width: 0;
  border: 1px solid var(--iot-line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 30px rgba(18, 23, 26, 0.06);
  padding: 18px;
}

.login-domain-panel header,
.login-signal-panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--iot-line);
}

.login-domain-panel header span,
.login-signal-panel header span {
  color: var(--iot-ink);
  font-size: 16px;
  font-weight: 700;
}

.login-domain-panel header small,
.login-signal-panel header small {
  color: var(--iot-muted);
  font-size: 14px;
}

.login-domain-panel > p {
  margin: 12px 0;
  color: var(--iot-muted);
  font-size: 14px;
  line-height: 22px;
}

.domain-list {
  display: grid;
  gap: 9px;
}

.domain-card {
  width: 100%;
  border: 1px solid var(--iot-line);
  border-radius: 9px;
  background: var(--iot-panel-soft);
  padding: 10px 11px;
  color: var(--iot-text);
  text-align: left;
  cursor: pointer;
}

.domain-card:hover,
.domain-card.is-selected {
  border-color: #ffc7b0;
  background: #fff1ea;
}

.domain-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.domain-card-top strong {
  color: var(--iot-ink);
  font-size: 14px;
}

.domain-card-top em {
  color: var(--iot-success);
  font-size: 14px;
  font-style: normal;
}

.domain-card-meta {
  display: block;
  margin-top: 4px;
  color: var(--iot-muted);
  font-size: 14px;
}

.domain-total {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  margin-top: 12px;
  border-top: 1px solid var(--iot-line);
  padding-top: 12px;
}

.domain-total span {
  color: var(--iot-muted);
  font-size: 14px;
}

.domain-total strong {
  color: var(--iot-ink);
  font-family: var(--iot-font-mono);
  font-size: 22px;
}

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

.signal-metric-grid > div {
  min-width: 0;
  border: 1px solid var(--iot-line);
  border-radius: 9px;
  background: var(--iot-panel-soft);
  padding: 10px;
}

.signal-metric-grid span,
.signal-metric-grid em {
  display: block;
  color: var(--iot-muted);
  font-size: 14px;
  font-style: normal;
}

.signal-metric-grid strong {
  display: block;
  margin: 5px 0 2px;
  color: var(--iot-ink);
  font-family: var(--iot-font-mono);
  font-size: 28px;
}

.signal-band {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--iot-line);
  border-radius: 9px;
  background: var(--iot-panel-soft);
  padding: 9px 10px;
}

.signal-band + .signal-band {
  margin-top: 8px;
}

.signal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--iot-success);
}

.signal-dot.warning {
  background: var(--iot-warning);
}

.signal-band strong,
.signal-band small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.signal-band strong {
  color: var(--iot-text);
  font-size: 14px;
}

.signal-band small {
  margin-top: 2px;
  color: var(--iot-muted);
  font-size: 14px;
}

.signal-band em {
  color: var(--iot-success);
  font-size: 14px;
  font-style: normal;
}

.signal-note {
  margin-top: 12px;
  color: var(--iot-muted);
  font-size: 14px;
  line-height: 22px;
}

.signal-note span {
  display: block;
}

.iot-login-root > [data-pencil-name="Footer"] {
  position: absolute !important;
  left: 50% !important;
  top: auto !important;
  bottom: 18px !important;
  width: min(1200px, calc(100% - 48px)) !important;
  transform: translateX(-50%);
  z-index: 30 !important;
  flex-wrap: wrap;
  height: auto !important;
}

@media (max-width: 1500px) {
  .login-layout {
    width: min(980px, calc(100% - 48px));
    grid-template-columns: 420px minmax(0, 1fr);
    align-items: start;
  }

  .login-center-slot {
    grid-column: 1;
    grid-row: 1;
  }

  .login-domain-panel {
    grid-column: 2;
    grid-row: 1;
  }

  .login-signal-panel {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 1180px) {
  .login-layout {
    width: min(760px, calc(100% - 36px));
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    padding-bottom: 72px;
  }

  .login-center-slot,
  .login-domain-panel,
  .login-signal-panel {
    grid-column: 1;
    grid-row: auto;
  }

  .login-center-slot {
    width: 100%;
  }
}

@media (max-width: 760px) {
  .login-layout {
    width: calc(100% - 24px);
  }

  #loginForm {
    width: min(420px, calc(100vw - 24px)) !important;
    flex-basis: auto;
  }

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