:root {
  --bg: #0b0f14;
  --panel: #121820;
  --panel-2: #0e141b;
  --line: #223041;
  --text: #e6edf5;
  --muted: #8496ab;
  --gold: #e8b45a;
  --blue: #59a5e8;
  --green: #6fd08c;
  --red: #ea6a6a;
  --amber: #e0a83e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 15% -10%, #16212d 0%, var(--bg) 55%) fixed;
  color: var(--text);
  font-family: ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;
  font-variant-numeric: tabular-nums;
}

.shell {
  max-width: 1220px;
  margin: 0 auto;
  padding: 22px 24px 48px;
}

header {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.brand h1 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.brand .sub {
  font-size: 12px;
  color: var(--muted);
}

.ranges {
  display: flex;
  gap: 4px;
  margin-left: auto;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 3px;
}

.ranges button {
  background: transparent;
  color: var(--muted);
  border: 0;
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  cursor: pointer;
}

.ranges button:hover { color: var(--text); }

.ranges button.active {
  background: #1d2938;
  color: var(--text);
}

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
}

.dot.ok { background: var(--green); box-shadow: 0 0 0 0 rgba(111, 208, 140, 0.6); animation: pulse 2.4s infinite; }
.dot.warn { background: var(--amber); }
.dot.bad { background: var(--red); }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(111, 208, 140, 0.5); }
  70% { box-shadow: 0 0 0 7px rgba(111, 208, 140, 0); }
  100% { box-shadow: 0 0 0 0 rgba(111, 208, 140, 0); }
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px 12px;
}

.card.accent { border-color: rgba(232, 180, 90, 0.45); }

.label {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.value {
  font-size: 26px;
  font-weight: 600;
  line-height: 1.15;
}

.value.small { font-size: 16px; font-weight: 500; }

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

.delta {
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
  min-height: 15px;
}

.delta.up { color: var(--green); }
.delta.down { color: var(--red); }
.delta.warn { color: var(--amber); }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 18px 16px;
  margin-bottom: 16px;
}

.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.panel-head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text);
}

.hint {
  font-size: 11px;
  color: var(--muted);
}

.key {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  margin: 0 4px 0 10px;
}

.key.gold { background: var(--gold); }
.key.blue { background: var(--blue); }

.chart { min-height: 120px; }
.chart svg { display: block; width: 100%; }

.grid {
  stroke: #1c2734;
  stroke-width: 1;
}

.zero {
  stroke: #3a4a5e;
  stroke-width: 1;
  stroke-dasharray: 4 4;
}

.axis {
  fill: var(--muted);
  font-size: 10.5px;
  font-family: inherit;
}

.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 20px;
}

.empty code {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 12px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.stat {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 9px 12px;
}

.stat span {
  display: block;
  font-size: 10.5px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 3px;
}

.stat strong {
  font-size: 14px;
  font-weight: 600;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

th {
  text-align: left;
  font-weight: 500;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding: 6px 8px;
  border-bottom: 1px solid var(--line);
}

td {
  padding: 6px 8px;
  border-bottom: 1px solid rgba(34, 48, 65, 0.55);
}

tbody tr:last-child td { border-bottom: 0; }

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

.footnote {
  margin: 0;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 880px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .shell { padding: 16px 14px 32px; }
  .cards { grid-template-columns: 1fr 1fr; gap: 10px; }
  .value { font-size: 21px; }
  .value.small { font-size: 14px; }
  .ranges { order: 3; width: 100%; margin-left: 0; justify-content: space-between; }
  .status { margin-left: auto; }
  .panel { padding: 12px 12px 14px; }
  th, td { padding: 5px 6px; }
}