:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-2: #eef3f8;
  --text: #17202a;
  --muted: #667085;
  --line: #d8e0ea;
  --accent: #0f766e;
  --accent-2: #2563eb;
  --warn: #b45309;
  --danger: #b42318;
  --shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
}

.shell {
  width: min(1440px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0;
}

.topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  min-height: 80px;
}

.truck-badge {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 8px;
  background: var(--surface);
  color: var(--accent);
  box-shadow: var(--shadow);
}

.truck-badge svg {
  width: 34px;
  height: 34px;
}

.eyebrow {
  margin: 0 0 2px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
}

h1 {
  font-size: clamp(1.25rem, 2vw, 1.9rem);
  letter-spacing: 0;
}

h2 {
  font-size: 0.88rem;
}

.sync {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

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

.dot.online {
  background: var(--accent);
}

.tabs {
  display: inline-flex;
  gap: 6px;
  margin: 14px 0 0;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.tabs button {
  min-height: 34px;
  padding: 7px 12px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 750;
}

.tabs button.active {
  background: var(--accent);
  color: #ffffff;
}

.grid {
  display: grid;
  gap: 14px;
}

.fleet-overview {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 14px;
  margin: 18px 0 0;
}

.fleet-counts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.fleet-counts article,
.truck-status-groups {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.fleet-counts article {
  padding: 12px;
}

.fleet-counts span {
  display: block;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 750;
}

.fleet-counts strong {
  display: block;
  margin-top: 8px;
  font-size: 1.55rem;
  line-height: 1;
}

.truck-status-groups {
  display: grid;
  grid-template-columns: 180px repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 12px;
}

.truck-status-groups section {
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.truck-status-groups section:first-child {
  background: rgba(37, 99, 235, 0.08);
  border-color: rgba(37, 99, 235, 0.24);
}

.truck-status-groups section:nth-child(2) {
  background: rgba(15, 118, 110, 0.08);
  border-color: rgba(15, 118, 110, 0.24);
}

.truck-status-groups section:nth-child(3) {
  background: rgba(102, 112, 133, 0.1);
  border-color: rgba(102, 112, 133, 0.24);
}

.truck-status-groups h2 {
  margin-bottom: 8px;
}

.truck-chip-list {
  display: flex;
  gap: 8px;
  min-height: 48px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding-bottom: 2px;
}

.truck-chip,
.empty-chip {
  min-width: 118px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--chip-color, var(--accent));
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
  text-align: left;
}

.truck-chip {
  display: grid;
  align-items: center;
  padding: 9px 10px;
  cursor: pointer;
  font: inherit;
}

.truck-chip.selected {
  outline: 2px solid rgba(37, 99, 235, 0.35);
  background: #ffffff;
}

.all-trucks-chip {
  --chip-color: var(--accent-2);
}

.truck-chip strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.68rem;
  letter-spacing: 0;
}

.empty-chip {
  display: grid;
  place-items: center;
  min-height: 42px;
  color: var(--muted);
  font-size: 0.76rem;
}

.metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 16px 0 22px;
}

.metrics article,
.panel,
.map-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.metrics article {
  min-height: 96px;
  padding: 14px;
}

.metrics span,
dt {
  display: block;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 650;
}

.metrics strong {
  display: block;
  margin-top: 8px;
  font-size: clamp(1.18rem, 2.1vw, 1.8rem);
  line-height: 1;
}

.metrics small {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.76rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 16px;
}

.main-column {
  display: grid;
  gap: 16px;
  align-content: start;
}

.map-panel {
  position: relative;
  overflow: hidden;
  min-height: 520px;
}

.map-status {
  position: absolute;
  z-index: 500;
  top: 12px;
  left: 54px;
  max-width: min(520px, calc(100% - 72px));
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
  font-size: 0.74rem;
  font-weight: 750;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.12);
  overflow-wrap: anywhere;
}

.map-status.ok {
  border-color: rgba(15, 118, 110, 0.35);
  color: var(--accent);
}

.map-status.warning {
  border-color: rgba(180, 83, 9, 0.35);
  color: var(--warn);
}

.map-status.error {
  border-color: rgba(180, 35, 24, 0.35);
  color: var(--danger);
}

#map {
  width: 100%;
  min-height: 520px;
  height: calc((100vh - 250px) * 0.8);
}

.side {
  display: grid;
  align-content: start;
  gap: 16px;
}

.panel {
  padding: 14px;
}

dl {
  display: grid;
  gap: 12px;
  margin: 16px 0 0;
}

dl div {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--surface-2);
}

dd {
  margin: 0;
  font-weight: 750;
  text-align: right;
  overflow-wrap: anywhere;
}

.alerts ul,
.fleet ul {
  display: grid;
  gap: 10px;
  max-height: 280px;
  margin: 16px 0 0;
  padding: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  list-style: none;
}

.telemetry-details {
  max-height: none;
  overflow: visible;
}

.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
  overflow: visible;
}

.telemetry-grid div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--surface-2);
}

.telemetry-grid span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 650;
}

.telemetry-grid strong {
  max-width: 58%;
  font-size: 0.74rem;
  overflow-wrap: anywhere;
  text-align: right;
}

.fleet li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--surface-2);
  cursor: pointer;
}

.fleet li.selected {
  margin: 0 -8px;
  padding: 10px 8px;
  border-radius: 6px;
  background: var(--surface-2);
}

.fleet li strong,
.fleet li span {
  display: block;
}

.fleet li span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.74rem;
}

.fleet-color {
  display: block;
  width: 12px;
  height: 32px;
  margin-top: 0;
  border-radius: 999px;
}

.alerts li {
  padding: 11px 12px;
  border-left: 4px solid var(--warn);
  border-radius: 6px;
  background: var(--surface-2);
}

.alerts li.critical {
  border-left-color: var(--danger);
}

.alerts strong {
  display: block;
}

.alerts span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.74rem;
}

.truck-marker {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  border: 3px solid white;
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.24);
}

.truck-marker svg {
  width: 24px;
  height: 24px;
}

.endpoint-marker {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 3px solid;
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 850;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.16);
}

.truck-name-tooltip,
.point-name-tooltip {
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
}

.truck-name-tooltip {
  background: var(--surface);
}

.point-name-tooltip {
  background: rgba(255, 255, 255, 0.92);
}

.trips-view {
  margin-top: 18px;
}

.kpis-view {
  margin-top: 18px;
}

.kpi-summary {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-top: 14px;
}

.kpi-summary article {
  min-height: 92px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
}

.kpi-summary span {
  display: block;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 750;
}

.kpi-summary strong {
  display: block;
  margin-top: 8px;
  font-size: 1.35rem;
  line-height: 1;
}

.kpi-summary small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.72rem;
}

.trips-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.trips-header span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.trips-table-wrap {
  margin-top: 14px;
  overflow-x: auto;
}

.trips-table {
  width: 100%;
  min-width: 1120px;
  border-collapse: collapse;
  font-size: 0.74rem;
}

.trips-table th,
.trips-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--surface-2);
  text-align: left;
  vertical-align: top;
}

.trips-table th {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}

.trips-table td {
  overflow-wrap: anywhere;
}

@media (max-width: 980px) {
  .fleet-overview,
  .truck-status-groups {
    grid-template-columns: 1fr;
  }

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

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

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

  .map-panel,
  #map {
    min-height: 352px;
    height: 40vh;
  }

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

@media (max-width: 620px) {
  .shell {
    width: min(100% - 20px, 1440px);
    padding: 14px 0;
  }

  .topbar {
    grid-template-columns: auto 1fr;
  }

  .sync {
    grid-column: 1 / -1;
  }

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

  .kpi-summary {
    grid-template-columns: 1fr;
  }

  .fleet-counts {
    grid-template-columns: 1fr;
  }

  .telemetry-grid {
    grid-template-columns: 1fr;
  }
}