:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --text: #17202a;
  --muted: #5d6b78;
  --border: #dde3e9;
  --accent: #1f6fd1;
  --on-accent: #ffffff;
  --ok: #1b7f4b;
  --warn: #a35a00;
  --warn-bg: #fff3e0;
  --error: #b42318;
  --error-bg: #fdecea;
  --temp: #d9480f;
  --band: rgba(217, 72, 15, 0.3);
  --humidity: #1c7ed6;
  --pressure: #7048e8;
  --wind: #0c8599;
  --gust: #f08c00;
  --rain: #1971c2;
  --rose-1: #a5d8ff;
  --rose-2: #4dabf7;
  --rose-3: #1c7ed6;
  --rose-4: #0b4f9c;
  --grid: #e9edf1;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1419;
    --surface: #182029;
    --text: #e6ebf0;
    --muted: #93a1ae;
    --border: #2a3541;
    --accent: #6aa9ff;
    --on-accent: #0f1419;
    --ok: #4cc38a;
    --warn: #ffb44d;
    --warn-bg: #3a2a12;
    --error: #ff8a80;
    --error-bg: #3d1a17;
    --temp: #ff8a5c;
    --band: rgba(255, 138, 92, 0.3);
    --humidity: #5cb3ff;
    --pressure: #a48bff;
    --wind: #3bc9db;
    --gust: #ffc078;
    --rain: #74c0fc;
    --rose-1: #1d4f7a;
    --rose-2: #2f74b3;
    --rose-3: #5aa2e6;
    --rose-4: #a5d8ff;
    --grid: #232d38;
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

main,
.top,
footer {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

.top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
  padding-top: 16px;
}

h1 {
  font-size: 1.4rem;
  margin: 0;
}

h2 {
  font-size: 1.15rem;
  margin: 28px 0 12px;
}

h3 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.status::before {
  content: "";
  display: inline-block;
  width: 0.6em;
  height: 0.6em;
  border-radius: 50%;
  margin-right: 0.4em;
  background: var(--muted);
}

.status.ok::before {
  background: var(--ok);
}

.status.stale::before {
  background: var(--warn);
}

.status.error::before {
  background: var(--error);
}

.banner {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--warn-bg);
  color: var(--warn);
  font-size: 0.95rem;
}

.banner.error {
  background: var(--error-bg);
  color: var(--error);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.card,
.chart,
.health {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.card {
  padding: 12px 14px;
  min-width: 0;
}

#card-wind {
  grid-column: span 2;
}

.stale-data .card .value {
  color: var(--muted);
}

.value {
  font-size: 1.9rem;
  font-weight: 600;
  margin: 0;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.value small {
  font-size: 0.55em;
  font-weight: 500;
  color: var(--muted);
  margin-left: 2px;
}

.value.unavailable {
  color: var(--muted);
}

.detail {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.detail.warn {
  color: var(--warn);
}

.wind-now {
  display: flex;
  align-items: center;
  gap: 12px;
}

.compass {
  width: 64px;
  height: 64px;
  flex: none;
}

.compass-ring {
  fill: none;
  stroke: var(--border);
  stroke-width: 3;
}

.compass-label {
  fill: var(--muted);
  font-size: 13px;
  text-anchor: middle;
  dominant-baseline: middle;
}

.compass-arrow {
  fill: var(--wind);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  margin: 28px 0 12px;
}

.section-head h2 {
  margin: 0;
}

.segmented {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
}

.units {
  margin-left: auto;
}

.segmented button {
  min-height: 44px;
  min-width: 72px;
  padding: 0 14px;
  border: 0;
  border-left: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.segmented button:first-child {
  border-left: 0;
}

.segmented button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--on-accent);
}

.segmented button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}

.note {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 12px;
}

.charts {
  display: grid;
  align-items: start;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: 12px;
}

.chart {
  margin: 0;
  padding: 10px 12px 8px;
  min-width: 0;
}

figcaption {
  font-weight: 600;
  font-size: 0.95rem;
}

figcaption span {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.85rem;
}

.plot {
  position: relative;
  width: 100%;
  height: 170px;
  touch-action: pan-y;
}

.rose .plot {
  height: 260px;
}

.plot svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.plot .empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
  padding: 0 16px;
}

.axis text {
  fill: var(--muted);
  font-size: 11px;
}

.axis line {
  stroke: var(--grid);
}

.cursor {
  stroke: var(--muted);
  stroke-dasharray: 3 3;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.8rem;
  color: var(--muted);
}

.legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 4px;
  vertical-align: -1px;
}

.tooltip {
  position: fixed;
  z-index: 10;
  pointer-events: none;
  padding: 6px 8px;
  border-radius: 6px;
  background: var(--text);
  color: var(--bg);
  font-size: 0.8rem;
  line-height: 1.35;
  white-space: pre;
  font-variant-numeric: tabular-nums;
}

.health {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0;
  margin: 0;
  padding: 4px 0;
}

.health div {
  padding: 8px 14px;
  min-width: 0;
}

.health dt {
  color: var(--muted);
  font-size: 0.8rem;
}

.health dd {
  margin: 2px 0 0;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.health .warn {
  color: var(--warn);
}

.health .bad {
  color: var(--error);
}

footer {
  color: var(--muted);
  font-size: 0.85rem;
  padding-top: 20px;
  padding-bottom: 32px;
}

a {
  color: var(--accent);
}

@media (max-width: 360px) {
  .value {
    font-size: 1.6rem;
  }

  .segmented button {
    min-width: 0;
    padding: 0 10px;
  }
}