:root {
  --bg: #0b1420;
  --panel: #122033;
  --panel-strong: #0f1b2b;
  --text-main: #edf2f9;
  --text-muted: #9fb0c7;
  --accent: #e7ab45;
  --normal: #3bb273;
  --warning: #e7ab45;
  --critical: #d64a4a;
  --info: #4e9ae8;
  --border: #23344a;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

body {
  background: linear-gradient(170deg, #0d1828, #0a111b);
  color: var(--text-main);
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 14px;
}

.dashboard-shell {
  display: grid;
  grid-template-rows: auto auto minmax(450px, 1fr) auto;
  gap: 16px;
  padding: 16px;
  min-height: 100vh;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.header {
  display: grid;
  grid-template-columns: 1fr auto auto auto auto;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
}

.header-title h1 {
  font-size: 22px;
  font-weight: 700;
}

.header-title p {
  color: var(--accent);
  font-size: 13px;
}

.chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--panel-strong);
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
}

.chip strong {
  color: var(--text-main);
  font-weight: 600;
}

.chip.connection-connected strong {
  color: var(--normal);
}

.chip.connection-connecting strong {
  color: var(--warning);
}

.chip.connection-disconnected strong {
  color: var(--critical);
}

.button {
  border: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--text-main);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.button:hover {
  border-color: var(--accent);
}

.button-accent {
  background: var(--accent);
  color: #1b1b1b;
  border-color: #d79d3f;
  font-weight: 700;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(8, minmax(120px, 1fr));
  gap: 10px;
}

.summary-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}

.summary-card .label {
  color: var(--text-muted);
  font-size: 12px;
}

.summary-card .value {
  margin-top: 6px;
  font-size: 20px;
  font-weight: 700;
}

.main-grid {
  display: grid;
  grid-template-columns: 1.5fr 1.6fr 1.1fr;
  gap: 12px;
  min-height: 420px;
}

.panel-title {
  font-size: 17px;
  margin-bottom: 8px;
}

.panel-header {
  padding: 14px 14px 0;
}

.panel-content {
  padding: 12px 14px 14px;
}

.room-map {
  position: relative;
  min-height: 360px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #0c1623;
  overflow: hidden;
}

.room-node {
  position: absolute;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  padding: 6px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.room-node:hover {
  transform: scale(1.02);
}

.room-node.selected {
  outline: 2px solid var(--accent);
  z-index: 2;
}

.room-node .room-short {
  font-size: 12px;
  font-weight: 700;
}

.room-node .room-metric {
  font-size: 11px;
}

.state-normal {
  background: rgba(59, 178, 115, 0.23);
}

.state-warning {
  background: rgba(231, 171, 69, 0.26);
}

.state-critical {
  background: rgba(214, 74, 74, 0.28);
}

.state-unknown {
  background: rgba(78, 154, 232, 0.2);
}

.map-legend {
  margin-top: 10px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 12px;
}

.legend-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 4px;
}

.toolbar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.toolbar input,
.toolbar select {
  background: var(--panel-strong);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-main);
  padding: 8px;
}

.history-toolbar input {
  background: var(--panel-strong);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-main);
  padding: 8px;
}

.table-wrap {
  max-height: 345px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.room-table {
  width: 100%;
}

.room-table th,
.room-table td {
  border-bottom: 1px solid var(--border);
  padding: 8px;
  text-align: left;
  font-size: 12px;
}

.room-table th {
  position: sticky;
  top: 0;
  background: var(--panel-strong);
  z-index: 1;
}

.room-table tr {
  cursor: pointer;
}

.room-table tr.selected {
  background: rgba(231, 171, 69, 0.2);
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.detail-item {
  background: var(--panel-strong);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
}

.detail-item span {
  display: block;
  color: var(--text-muted);
  font-size: 12px;
}

.detail-item strong {
  font-size: 14px;
}

.alerts-list,
.incidents-list {
  margin-top: 10px;
  max-height: 120px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
  background: var(--panel-strong);
}

.history-panel {
  display: grid;
  grid-template-columns: 1fr 290px;
  gap: 12px;
  padding: 14px;
}

.history-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}

.history-range-picker {
  position: relative;
  margin-bottom: 10px;
}

.history-range-picker-content {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 0;
  min-width: 420px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 10px;
}

.history-range-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.history-range-picker .history-toolbar {
  margin-bottom: 6px;
}

.chart-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #0c1623;
  padding: 8px;
}

#history-chart {
  width: 100%;
  height: 220px;
  display: block;
}

.history-stats {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel-strong);
}

.history-stats p {
  margin-top: 6px;
  color: var(--text-muted);
}

.incidents-panel {
  margin-top: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: 190px;
  overflow: auto;
}

.incidents-panel table {
  width: 100%;
}

.incidents-panel th,
.incidents-panel td {
  border-bottom: 1px solid var(--border);
  padding: 8px;
  font-size: 12px;
}

.drawer-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.drawer-backdrop.visible {
  display: block;
}

.drawer {
  position: absolute;
  top: 0;
  right: 0;
  width: min(520px, 92vw);
  height: 100%;
  background: var(--panel);
  border-left: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 16px;
  overflow: auto;
}

.drawer h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.form-grid label {
  display: block;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-size: 12px;
}

.form-grid input,
.form-grid select {
  width: 100%;
  padding: 8px;
  background: var(--panel-strong);
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: 8px;
}

.disclaimer {
  margin-top: 12px;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid rgba(231, 171, 69, 0.4);
  background: rgba(231, 171, 69, 0.12);
  color: #f5dca8;
  font-size: 12px;
}

.muted {
  color: var(--text-muted);
}

.status-banner {
  margin-top: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}

@media (max-width: 1500px) {
  .summary-cards {
    grid-template-columns: repeat(4, minmax(120px, 1fr));
  }

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

  .history-panel {
    grid-template-columns: 1fr;
  }
}