:root {
  color-scheme: dark;
  --ink: #07110e;
  --paper: rgba(7, 16, 13, 0.82);
  --line: rgba(200, 245, 216, 0.16);
  --text: #eef8f2;
  --muted: rgba(215, 245, 228, 0.62);
  --faint: rgba(215, 245, 228, 0.42);
  --phosphor: #c8f5d8;
  --flown: #e2a84a;
  --ahead: #79c7ff;
  --sans: "Avenir Next", "Segoe UI", sans-serif;
  --mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--sans);
}

button, p, h1, dl, dd { margin: 0; }

button {
  font: inherit;
  color: inherit;
  background: transparent;
  border: 0;
  cursor: pointer;
}

button:focus-visible {
  outline: 2px solid var(--phosphor);
  outline-offset: 2px;
}

#map {
  position: absolute;
  inset: 0;
  background: var(--ink);
}

.leaflet-container { background: var(--ink); font-family: var(--sans); }

.leaflet-tile-pane {
  filter: invert(1) hue-rotate(180deg) saturate(0.2) brightness(0.82) contrast(0.95);
}

.leaflet-bar {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: none;
}

.leaflet-bar a {
  width: 32px;
  height: 32px;
  line-height: 32px;
  background: var(--paper);
  color: var(--phosphor);
  border-bottom-color: var(--line);
}

.leaflet-bar a:hover,
.leaflet-bar a:focus { background: #10241c; color: white; }

.leaflet-control-attribution {
  background: rgba(7, 16, 13, 0.72);
  color: var(--faint);
  font-size: 10px;
  max-width: 46vw;
}

.leaflet-control-attribution a { color: var(--muted); }

.radar-canvas {
  pointer-events: none;
}

.top, .bottom, .gate, .detail {
  position: absolute;
  z-index: 500;
}

.top {
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  padding: max(14px, env(safe-area-inset-top)) 14px 0;
  pointer-events: none;
}

.brand, .controls, .plate, .detail, .gate {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  backdrop-filter: blur(12px);
}

.brand, .controls { pointer-events: auto; }

.brand { padding: 10px 14px 11px; min-width: 180px; }

.brand-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

h1 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--flown);
  box-shadow: 0 0 0 3px rgba(226, 168, 74, 0.15);
}

.live-dot.ok {
  background: var(--phosphor);
  box-shadow: 0 0 0 3px rgba(200, 245, 216, 0.14);
  animation: blink 2.6s ease-in-out infinite;
}

.live-dot.bad {
  background: #ff8f7a;
  box-shadow: 0 0 0 3px rgba(255, 143, 122, 0.16);
}

#status {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.01em;
}

.updated {
  margin-top: 2px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.04em;
}

.controls {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
}

.range {
  display: flex;
  align-items: center;
  padding: 2px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.range button, .controls > button {
  min-width: 36px;
  height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
}

.range button[aria-pressed="true"],
#place[aria-pressed="true"] {
  background: rgba(200, 245, 216, 0.16);
  color: var(--text);
}

.range button:hover,
.controls > button:hover { color: var(--text); }

.unit {
  padding: 0 8px 0 4px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.gate {
  left: 50%;
  top: 46%;
  transform: translate(-50%, -50%);
  width: min(340px, calc(100% - 32px));
  padding: 14px 16px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
  pointer-events: none;
}

.detail {
  top: 92px;
  left: 14px;
  width: min(300px, calc(100% - 28px));
  padding: 14px 14px 12px;
}

.detail-close {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 4px 6px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detail-op {
  padding-right: 52px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.detail-sub, .detail-route, .detail-progress {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.detail-sub { font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em; }

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.facts dt {
  color: var(--faint);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.facts dd {
  margin-top: 3px;
  font-family: var(--mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.detail-progress { color: var(--ahead); }

.bottom {
  left: 14px;
  right: 14px;
  bottom: max(12px, env(safe-area-inset-bottom));
  display: flex;
  pointer-events: none;
}

.plate {
  max-width: min(440px, calc(100% - 88px));
  padding: 8px 12px 9px;
}

.legend, .credits {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  align-items: center;
}

.legend {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.legend span { display: inline-flex; align-items: center; gap: 6px; }

.swatch {
  display: inline-block;
  width: 16px;
  height: 0;
  border-top: 2px solid var(--flown);
}

.swatch.ahead { border-top: 2px dashed var(--ahead); }

.credits {
  margin-top: 3px;
  color: var(--faint);
  font-size: 10px;
}

.credits a {
  color: var(--muted);
  pointer-events: auto;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@media (max-width: 680px) {
  .top { flex-direction: column; }
  .controls { align-self: flex-start; }
  .detail {
    top: auto;
    bottom: 78px;
    left: 12px;
    right: 12px;
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .live-dot.ok { animation: none; }
}