html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.24rem rgba(0, 93, 168, 0.24);
}

html {
  position: relative;
  min-height: 100%;
}

body {
  background: #f5f6f8;
  color: #10131a;
  margin: 0;
  min-height: 100vh;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}

:root {
  --trace-blue: #005da8;
  --trace-blue-dark: #123f70;
  --trace-blue-soft: #e8f2fc;
  --trace-yellow: #ffc20a;
  --trace-black: #05080d;
  --trace-ink: #17202a;
  --trace-muted: #66758a;
  --trace-border: #d9e1ec;
  --trace-panel: #ffffff;
  --trace-panel-alt: #f7f9fc;
  --trace-success: #0b7a53;
  --trace-warn: #a96500;
  --trace-danger: #b42318;
  --rail-width: 96px;
  --nav-height: 56px;
}

a {
  color: var(--trace-blue);
}

.btn-primary {
  background-color: var(--trace-blue);
  border-color: var(--trace-blue);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--trace-blue-dark);
  border-color: var(--trace-blue-dark);
}

.btn-outline-primary {
  border-color: var(--trace-blue);
  color: var(--trace-blue);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--trace-blue);
  border-color: var(--trace-blue);
  color: #ffffff;
}

.trace-navbar {
  background: var(--trace-blue-dark);
  box-shadow: 0 1px 4px rgba(13, 32, 58, 0.25);
  height: var(--nav-height);
  left: 0;
  min-height: var(--nav-height);
  position: fixed;
  right: 0;
  top: 0;
  z-index: 1040;
}

.trace-navbar .container-fluid {
  height: 100%;
  padding: 0 18px 0 0;
}

.trace-navbar .navbar {
  height: var(--nav-height);
  min-height: var(--nav-height);
  padding: 0;
}

.trace-navbar .navbar-brand {
  flex: 0 0 360px;
  height: var(--nav-height);
  justify-content: flex-start;
  margin: 0;
  overflow: hidden;
  padding-left: 14px;
  width: 360px;
}

.brand-logo {
  display: block;
  height: 48px;
  object-fit: contain;
  object-position: left center;
  width: 334px;
}

.brand-product {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
  margin-left: 8px;
  white-space: nowrap;
}

.navbar-user {
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.9rem;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.trace-navbar .navbar-nav {
  align-items: center;
  gap: 10px;
}

.trace-navbar form {
  margin: 0;
}

.trace-navbar .btn-outline-light {
  align-items: center;
  display: inline-flex;
  gap: 6px;
}

.trace-rail {
  background: var(--trace-blue);
  bottom: 0;
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.08);
  left: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 8px 4px 16px;
  position: fixed;
  scrollbar-width: none;
  top: var(--nav-height);
  width: var(--rail-width);
  z-index: 1000;
}

.trace-rail::-webkit-scrollbar {
  display: none;
}

.rail-link {
  align-items: center;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.9);
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 0;
  padding: 11px 4px;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.rail-link:hover,
.rail-link.active {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.rail-link.active {
  box-shadow: none;
}

.rail-link .bi {
  font-size: 1.25rem;
  line-height: 1;
}

.rail-link span {
  font-size: 0.7rem;
  line-height: 1.1;
  text-align: center;
}

.trace-shell {
  margin-left: var(--rail-width);
  padding: calc(var(--nav-height) + 22px) 28px 36px;
}

body.auth-page .trace-shell {
  align-items: center;
  display: flex;
  justify-content: center;
  margin-left: 0;
  min-height: 100vh;
  padding: calc(var(--nav-height) + 24px) 20px 32px;
}

.page-header {
  align-items: flex-end;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 22px;
}

.page-title {
  font-size: 1.85rem;
  font-weight: 800;
  margin: 0;
}

.page-kicker {
  color: var(--trace-muted);
  font-size: 0.92rem;
  margin: 0 0 4px;
}

.status-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 18px;
}

.compact-status-grid {
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  max-width: 620px;
}

.metric-card,
.panel,
.device-card {
  background: var(--trace-panel);
  border: 1px solid var(--trace-border);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(17, 38, 63, 0.04);
}

.metric-card {
  border-top: 3px solid var(--trace-blue);
  padding: 18px;
}

.metric-label {
  color: var(--trace-muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.metric-value {
  color: var(--trace-ink);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.1;
  margin-top: 8px;
}

.metric-note {
  color: var(--trace-muted);
  font-size: 0.9rem;
  margin-top: 6px;
}

.content-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.35fr) minmax(340px, 0.65fr);
}

.single-column {
  grid-template-columns: 1fr;
}

.panel {
  padding: 18px;
}

.panel-title {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.gauge-row {
  margin-bottom: 16px;
}

.gauge-row:last-child {
  margin-bottom: 0;
}

.gauge-head {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.gauge-name {
  font-weight: 700;
}

.gauge-value {
  color: var(--trace-muted);
  font-size: 0.9rem;
}

.progress.trace-progress {
  background: #eceff3;
  border-radius: 999px;
  height: 10px;
}

.trace-progress .progress-bar {
  border-radius: 999px;
}

.health-good {
  background-color: var(--trace-success);
}

.health-warn {
  background-color: var(--trace-warn);
}

.health-bad {
  background-color: var(--trace-danger);
}

.health-info {
  background-color: #222a36;
}

.device-card {
  padding: 16px;
}

.device-list {
  display: grid;
  gap: 12px;
}

.device-status-row {
  align-items: center;
  border-bottom: 1px solid var(--trace-border);
  color: var(--trace-ink);
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  text-decoration: none;
}

.device-status-row:hover {
  color: var(--trace-blue);
}

.device-status-row small {
  color: var(--trace-muted);
  display: block;
  margin-top: 2px;
}

.device-row-title {
  font-weight: 800;
}

.device-meta {
  color: var(--trace-muted);
  font-size: 0.88rem;
}

.table-card {
  background: #ffffff;
  border: 1px solid var(--trace-border);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(17, 38, 63, 0.04);
  overflow: hidden;
}

.trace-table {
  margin-bottom: 0;
}

.trace-table thead {
  background: #f1f2f5;
  color: #303744;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tag-chip {
  background: var(--trace-panel-alt);
  border: 1px solid var(--trace-border);
  border-radius: 999px;
  color: #303744;
  display: inline-block;
  font-size: 0.78rem;
  margin: 0 6px 6px 0;
  padding: 4px 9px;
}

.terminal-output {
  background: #05080e;
  border-radius: 8px;
  color: #d8f3dc;
  height: 420px;
  overflow: auto;
  padding: 16px;
}

.terminal-xterm {
  background: #05080e;
  border-radius: 8px;
  height: 520px;
  overflow: hidden;
  padding: 12px;
}

.terminal-xterm .xterm {
  height: 100%;
}

.settings-panel {
  padding: 0;
}

.settings-summary {
  border-bottom: 1px solid var(--trace-border);
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  padding: 16px 18px;
}

.settings-summary strong {
  display: block;
  font-size: 0.95rem;
  margin-top: 3px;
}

.settings-form {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 18px;
}

.settings-section h2 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.settings-section label {
  color: #303744;
  display: block;
  font-weight: 700;
  margin: 10px 0 6px;
}

.settings-actions {
  align-items: center;
  border-top: 1px solid var(--trace-border);
  display: flex;
  gap: 10px;
  grid-column: 1 / -1;
  padding-top: 16px;
}

.group-create-panel,
.user-create-panel {
  margin-bottom: 18px;
}

.group-create-form,
.user-create-form {
  align-items: end;
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) auto;
}

.group-create-form label,
.group-panel label,
.user-create-form label,
.user-panel label {
  color: #303744;
  font-weight: 700;
  margin-bottom: 6px;
}

.user-admin-create {
  margin-bottom: 0;
}

.groups-grid,
.users-list {
  display: grid;
  gap: 18px;
}

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

.group-title-input {
  font-weight: 800;
  margin-bottom: 8px;
}

.group-customer-input {
  max-width: 360px;
}

.group-columns,
.user-columns {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr 1fr;
}

.group-columns h2,
.user-columns h2 {
  font-size: 0.95rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.check-list-row {
  align-items: flex-start;
  border-bottom: 1px solid var(--trace-border);
  display: flex;
  gap: 10px;
  padding: 8px 0;
}

.check-list-row input {
  margin-top: 4px;
}

.check-list-row small {
  color: var(--trace-muted);
  display: block;
  font-weight: 500;
}

.login-panel {
  background: #ffffff;
  border: 1px solid var(--trace-border);
  border-radius: 8px;
  box-shadow: 0 1px 2px rgba(17, 38, 63, 0.04);
  max-width: 470px;
  padding: 26px;
  width: min(470px, 100%);
}

.logo-plate {
  align-items: center;
  background: var(--trace-blue-dark);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  display: flex;
  margin-bottom: 20px;
  min-height: 82px;
  padding: 14px 18px;
}

.login-logo {
  display: block;
  height: auto;
  max-width: 100%;
  width: 410px;
}

.login-panel h1 {
  color: var(--trace-ink);
  font-size: 1.65rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.login-panel p {
  color: var(--trace-muted);
  margin-bottom: 22px;
}

.login-panel label {
  color: #303744;
  display: block;
  font-weight: 700;
  margin-bottom: 6px;
}

.login-panel input:not([type="checkbox"]) {
  border: 1px solid var(--trace-border);
  border-radius: 8px;
  display: block;
  margin-bottom: 12px;
  padding: 10px 12px;
  width: 100%;
}

.login-panel .check-row {
  align-items: center;
  display: flex;
  font-weight: 600;
  gap: 8px;
  margin: 10px 0 18px;
}

.login-panel .check-row input {
  margin: 0;
}

.login-panel .btn {
  width: 100%;
}

@media (max-width: 991.98px) {
  .trace-navbar {
    padding-left: 0;
  }

  .trace-rail {
    display: none;
  }

  .trace-shell {
    margin-left: 0;
    padding: calc(var(--nav-height) + 18px) 18px 24px;
  }

  .trace-navbar .navbar-brand {
    flex-basis: 250px;
    padding-left: 12px;
  }

  .brand-logo {
    height: 40px;
    width: 236px;
  }

  .brand-product {
    display: none;
  }

  .status-grid,
  .content-grid,
  .compact-status-grid,
  .settings-summary,
  .settings-form,
  .group-create-form,
  .group-columns,
  .user-create-form,
  .user-columns {
    grid-template-columns: 1fr;
  }

  .settings-actions,
  .group-panel-head,
  .user-panel-head {
    align-items: stretch;
    flex-direction: column;
  }

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