:root {
  --bg: #050c14;
  --panel: #0c1828;
  --line: #1f395c;
  --text: #507ba8;
  --muted: #507ba8;
  --accent: #5fb4ea;
  --accent-dark: #2f80b8;
  --ok: #2d8c3c;
  --bad: #c43d33;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 18px; }
.page { padding-top: 20px; }
.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 18px 20px;
  margin-bottom: 16px;
}
.hero-title {
  margin: 0 0 6px;
  font-size: 34px;
  font-weight: 400;
  color: #507ba8;
}
.hero-subtitle { color: #507ba8; margin-bottom: 8px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.controls { margin-left: auto; }

button {
  border: 1px solid #1f395c;
  border-radius: 3px;
  padding: 9px 14px;
  background: linear-gradient(to bottom, #0c1828, #1f395c);
  color: #507ba8;
  cursor: pointer;
  font-weight: 600;
}
button:hover { background: linear-gradient(to bottom, #1f395c, #0c1828); }
button.primary {
  background: linear-gradient(to bottom, #4a7490, #182e3d);
  border-color: #478ebd;
  color: #fff;
}
button.danger {
  background: linear-gradient(to bottom, #81633d, #372b1a);
  border-color: #bd9259;
  color: #fff;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}
.info-card {
  background: var(--panel);
  border: 1px solid var(--line);
  min-height: 108px;
  color: #507ba8;
  padding: 14px 16px;
}
.label {
  font-size: 12px;
  color: #507ba8;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.value { font-size: 26px; margin-top: 6px; color: #385575; }
.ok { color: var(--ok); font-weight: 700; }
.bad { color: var(--bad); font-weight: 700; }
.channels { margin-top: 8px; }
.channels span {
  display: inline-block;
  margin: 4px 6px 0 0;
  padding: 4px 8px;
  border-radius: 14px;
  background: #050c14;
  color: #507ba8;
  border: 1px solid #050c14;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
  margin-bottom: 22px;
}
.panel, .detail-section {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 14px 16px 16px;
}
.panel h2, .detail-section h2 {
  margin: 0 0 10px;
  font-size: 26px;
  font-weight: 400;
  color: #507ba8;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}
.panel-subtitle { margin-bottom: 4px; color: #507ba8; }
.caret { color: #507ba8; margin-right: 6px; }
#spectrumCanvas {
  width: 100%;
  height: 290px;
  display: block;
  margin-top: 12px;
  background: #fefeff;
  border: 1px solid #20252b;
}

.stats-list { margin-bottom: 4px; }
.stat-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid #050c14;
}
.stat-line span { color: #507ba8; }
.stat-line strong { color: #507ba8; font-weight: 600; }

.tabs {
  display: flex;
  gap: 8px;
  margin: 12px 0 14px;
  flex-wrap: wrap;
  border-color: #1f395c;
}
.tab { background: linear-gradient(to bottom, #0c1828, #1f395c); border-color: #1f395c; color: #507ba8; }
.tab.active {
  background: linear-gradient(to bottom, #0c1828, #1f395c);
  border-color: #1f395c;
  color: #fff;
}
.pane { display: none; background: #050c14; }
.pane.active { display: block; background: #050c14; }
pre {
  white-space: pre-wrap;
  word-break: break-word;
  background: #050c14;
  color: #507ba8;
  border: 1px solid #1f395c;
  padding: 14px;
  max-height: 62vh;
  overflow: auto;
  font-size: 13px;
  line-height: 1.45;
}

.table-wrap { overflow-x: auto; }
.sonde-table {
  width: 100%;
  border-collapse: collapse;
  background: #050c14;
  border: 1px solid #1f395c;
  font-size: 14px;
}
.sonde-table th, .sonde-table td {
  padding: 9px 10px;
  border-bottom: 1px solid #1f395c;
  text-align: left;
  white-space: nowrap;
}
.sonde-table th {
  background: #050c14;
  color: #507ba8;
  font-weight: 700;
}
.sonde-table tr:hover td { background: #0d1b2e; }
.sonde-table td.empty { color: #507ba8; text-align: center; }

@media (max-width: 980px) {
  .content-grid { grid-template-columns: 1fr; }
  .status-grid { grid-template-columns: 1fr 1fr; }
  .hero { flex-direction: column; }
}

@media (max-width: 700px) {
  .status-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 28px; }
}