:root {
  --bg: #0f1419;
  --panel: #1a2332;
  --text: #e7ecf3;
  --muted: #8b9cb3;
  --accent: #4dabf7;
  --accent2: #63e6be;
  --border: #2d3a4d;
  --warn: #ffa94d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

.site-nav {
  display: flex;
  gap: 1rem;
  padding: 0.65rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: #121a24;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.site-nav a:hover {
  color: var(--text);
}

.site-nav a[aria-current="page"] {
  color: var(--accent);
  font-weight: 600;
}

th.sortable {
  cursor: pointer;
  user-select: none;
}

th.sortable:hover {
  color: var(--text);
}

header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #152030 0%, var(--bg) 100%);
}

header h1 {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  font-weight: 600;
}

header p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

header p.snapshot {
  margin-top: 0.35rem;
  font-size: 0.85rem;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.controls label {
  color: var(--muted);
  font-size: 0.85rem;
}

.controls select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.35rem 0.6rem;
}

main {
  padding: 1rem 1.5rem 2rem;
}

.section-title {
  margin: 0.5rem 0 0.75rem;
  padding: 0 0.25rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--muted);
}

.panel-wide {
  grid-column: 1 / -1;
}

.chart-wrap-tall {
  height: 220px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 1rem 1rem;
}

.panel h2 {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
}

.panel .chart-note {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.35;
}

.panel .chart-note code {
  font-size: 0.76rem;
  color: var(--text);
}

.chart-wrap {
  position: relative;
  height: 260px;
  min-height: 260px;
}

.chart-wrap canvas {
  display: block;
}

.table-panel {
  margin-top: 1rem;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th,
td {
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--border);
  text-align: right;
}

th:first-child,
td:first-child {
  text-align: left;
}

th {
  color: var(--muted);
  font-weight: 500;
}

.note {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.note strong {
  color: var(--warn);
}

.error {
  color: #ff8787;
  padding: 1rem 1.5rem;
}