:root {
  --bg-main: #0B1220;
  --bg-navbar: #0F172A;
  --bg-sidebar: #0F1A2B;
  --bg-panel: #131C2E;
  --border: rgba(255,255,255,0.06);
  --text-main: #FFFFFF;
  --text-muted: #94A3B8;
  --accent: #00D1FF;
  --green: #00FF9C;
  --red: #FF4D4D;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background: var(--bg-main);
  color: var(--text-main);
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.navbar {
  height: 64px;
  background: var(--bg-navbar);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 40px;
  border-bottom: 1px solid var(--border);
}

.logo-main {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 2px;
}

.logo-sub {
  font-size: 11px;
  color: var(--text-muted);
}

.nav-links {
  display: flex;
  gap: 36px;
  justify-self: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 14px;
}

.nav-links a.active {
  color: var(--text-main);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 4px;
}

.layout {
  display: flex;
  height: calc(100vh - 64px);
}

.sidebar {
  width: 320px;
  background: var(--bg-sidebar);
  padding: 20px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
}

.panel {
  background: var(--bg-panel);
  padding: 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.panel h4 {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.mini-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  margin-bottom: 6px;
}

.green { color: var(--green); }
.red { color: var(--red); }

.heat-bar {
  height: 3px;
  background: rgba(255,255,255,0.08);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.heat-fill-red {
  height: 100%;
  background: linear-gradient(90deg, #FF4D4D, #b30000);
}

.heat-fill-green {
  height: 100%;
  background: linear-gradient(90deg, #00FF9C, #00c67a);
}

.content {
  flex: 1;
  padding: 32px;
  overflow-y: auto;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-panel);
  padding: 18px;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.stat-title {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.stat-value {
  font-size: 18px;
  font-weight: 700;
}

.table {
  background: var(--bg-panel);
  border-radius: 10px;
  border: 1px solid var(--border);
  overflow: hidden;
}

.table-header, .table-row {
  display: grid;
  grid-template-columns: 50px 120px 140px 100px 100px 120px 120px;
  padding: 12px 18px;
  font-size: 12px;
}

.table-header {
  background: rgba(255,255,255,0.02);
  color: var(--text-muted);
}

.table-row {
  border-top: 1px solid var(--border);
}

.signal-pump {
  color: var(--green);
  font-weight: 600;
}

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

.monitor-box {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  width: 220px;
  font-size: 11px;
}