:root {
  --bg-primary: #0a0e17;
  --bg-card: #111827;
  --bg-card-alt: #1a2234;
  --border: #1e293b;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-blue: #3b82f6;
  --accent-green: #22c55e;
  --accent-red: #ef4444;
  --accent-orange: #f97316;
  --accent-yellow: #eab308;
  --accent-purple: #a855f7;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", monospace;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
}

.header {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header h1 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 1px;
}

.header h1 span {
  color: var(--accent-blue);
}

.status-bar {
  display: flex;
  gap: 20px;
  font-size: 12px;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.status-dot.connected {
  background: var(--accent-green);
}
.status-dot.disconnected {
  background: var(--accent-red);
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

.stats-bar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  padding: 16px 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
}

.stat-card .label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stat-card .value {
  font-size: 28px;
  font-weight: 700;
  margin-top: 4px;
}

.stat-card .value.blue {
  color: var(--accent-blue);
}
.stat-card .value.green {
  color: var(--accent-green);
}
.stat-card .value.red {
  color: var(--accent-red);
}
.stat-card .value.orange {
  color: var(--accent-orange);
}
.stat-card .value.purple {
  color: var(--accent-purple);
}

.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 12px;
  padding: 0 24px 24px;
}

.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.panel-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.panel-header .badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.badge-live {
  background: #22c55e20;
  color: var(--accent-green);
}
.badge-alert {
  background: #ef444420;
  color: var(--accent-red);
}

.panel-body {
  padding: 0;
  max-height: 320px;
  overflow-y: auto;
}

.panel-body::-webkit-scrollbar {
  width: 4px;
}
.panel-body::-webkit-scrollbar-track {
  background: transparent;
}
.panel-body::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.chart-panel {
  grid-column: 1 / -1;
}
.chart-container {
  padding: 16px;
  height: 250px;
}

.data-row {
  display: grid;
  grid-template-columns: 90px 1fr 70px 60px 40px;
  gap: 8px;
  padding: 8px 16px;
  border-bottom: 1px solid #1e293b40;
  font-size: 12px;
  align-items: center;
  transition: background 0.2s;
}

.data-row:hover {
  background: #ffffff06;
}

.data-row.anomaly {
  background: #ef444410;
  border-left: 3px solid var(--accent-red);
}

.data-row .time {
  color: var(--text-muted);
  font-size: 11px;
}
.data-row .device {
  color: var(--accent-blue);
  font-weight: 500;
}
.data-row .temp {
  font-weight: 600;
  text-align: right;
}
.data-row .source {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 3px;
  text-align: center;
  font-weight: 600;
}
.source-http {
  background: #3b82f620;
  color: var(--accent-blue);
}
.source-mqtt {
  background: #a855f720;
  color: var(--accent-purple);
}

.data-row .auth {
  font-size: 14px;
  text-align: center;
}

.alert-row {
  padding: 10px 16px;
  border-bottom: 1px solid #1e293b40;
  border-left: 3px solid var(--accent-red);
  background: #ef444408;
}

.alert-row .alert-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.alert-row .alert-type {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 3px;
  font-weight: 700;
  text-transform: uppercase;
}

.type-critical {
  background: #ef444430;
  color: var(--accent-red);
}
.type-high {
  background: #f9731630;
  color: var(--accent-orange);
}
.type-medium {
  background: #eab30830;
  color: var(--accent-yellow);
}

.alert-row .alert-msg {
  font-size: 12px;
  color: var(--text-secondary);
}
.alert-row .alert-time {
  font-size: 10px;
  color: var(--text-muted);
}

.traffic-row {
  display: grid;
  grid-template-columns: 70px 50px 1fr 110px 35px;
  gap: 8px;
  padding: 7px 16px;
  border-bottom: 1px solid #1e293b40;
  font-size: 11px;
  align-items: center;
}

.traffic-row .method {
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
  text-align: center;
  font-size: 10px;
}

.method-post {
  background: #22c55e20;
  color: var(--accent-green);
}
.method-get {
  background: #3b82f620;
  color: var(--accent-blue);
}

.traffic-row .path {
  color: var(--text-secondary);
}
.traffic-row .ip {
  color: var(--text-muted);
  font-size: 10px;
}

.empty-state {
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.config-bar {
  display: flex;
  gap: 10px;
  padding: 8px 24px;
  align-items: center;
  background: var(--bg-card-alt);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}

.config-bar input {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 6px 10px;
  border-radius: 4px;
  font-family: inherit;
  font-size: 12px;
}

.config-bar button {
  background: var(--accent-blue);
  color: white;
  border: none;
  padding: 6px 16px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
  font-family: inherit;
}

.config-bar button:hover {
  opacity: 0.9;
}

.config-bar button.btn-danger {
  background: var(--accent-red);
}