:root {
  --bg: #0f1419;
  --bg-card: #1a2332;
  --bg-muted: #243044;
  --text: #e7ecf3;
  --text-muted: #9aa8bc;
  --accent-a: #5bbcff;
  --accent-b: #ffb454;
  --border: #2e3d52;
  --ok: #3dd68c;
  --warn: #f5a524;
  --danger: #f76c6c;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f7fb;
    --bg-card: #ffffff;
    --bg-muted: #eef2f7;
    --text: #1a2332;
    --text-muted: #5c6b7f;
    --border: #d5dee9;
    --shadow: 0 8px 24px rgba(26, 35, 50, 0.08);
    color-scheme: light;
  }
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
a { color: var(--accent-a); }
.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
}
header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1rem;
}
header h1 {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 700;
}
.meta {
  color: var(--text-muted);
  font-size: 0.9rem;
}
.caveat {
  background: color-mix(in srgb, var(--warn) 18%, var(--bg-card));
  border: 1px solid color-mix(in srgb, var(--warn) 45%, var(--border));
  border-radius: 10px;
  padding: 0.75rem 1rem;
  margin: 0.75rem 0 1.25rem;
  font-size: 0.92rem;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; }
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.1rem 1.15rem;
  box-shadow: var(--shadow);
}
.card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
}
.card .sub {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.85rem;
}
.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--bg-muted);
  border: 1px solid var(--border);
}
.badge.a { color: var(--accent-a); border-color: color-mix(in srgb, var(--accent-a) 50%, var(--border)); }
.badge.b { color: var(--accent-b); border-color: color-mix(in srgb, var(--accent-b) 50%, var(--border)); }
.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem 0.85rem;
}
.metric {
  background: var(--bg-muted);
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
}
.metric .label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}
.metric .value {
  font-size: 1.2rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}
.metric .unit {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}
.section {
  margin-top: 1.5rem;
}
.section h3 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}
.charts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
@media (max-width: 900px) {
  .charts { grid-template-columns: 1fr; }
}
.chart-card canvas {
  width: 100% !important;
  max-height: 220px;
}
.rain-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
@media (max-width: 720px) {
  .rain-compare { grid-template-columns: 1fr; }
}
.big-num {
  font-size: 1.8rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
footer {
  margin-top: 2rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  justify-content: space-between;
}
.links a { margin-right: 0.85rem; }