:root {
  color-scheme: dark;
  --bg: #000000;
  --surface: #050505;
  --surface-2: #0c0c0c;
  --ink: #ffffff;
  --muted: #8d949e;
  --line: #2f3338;
  --accent: #e8ff8f;
  --accent-2: #d7f0ff;
  --province: #555b63;
  --province-hover: #747c86;
  --missing: #24282d;
  --shadow: none;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Courier New", Courier, monospace;
}

button,
select {
  font: inherit;
}

.app-shell {
  width: min(1380px, 100%);
  margin: 0 auto;
  padding: 30px;
}

.toolbar {
  display: grid;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 22px;
  margin-bottom: 20px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  color: var(--ink);
  font-size: clamp(2.45rem, 5vw, 5.4rem);
  font-weight: 800;
  line-height: 0.95;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.controls label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

select {
  min-width: 275px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #000000;
  color: var(--accent);
  padding: 10px 36px 10px 12px;
}

select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(430px, 0.56fr);
  gap: 20px;
  align-items: start;
}

.map-region,
.detail-panel {
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.map-region {
  min-width: 0;
  padding: 18px;
}

.map-topline {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
}

.map-topline h2 {
  margin-bottom: 5px;
  color: var(--accent);
  font-size: 1.1rem;
}

.map-topline p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.status-pill {
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 6px 9px;
  background: var(--surface-2);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
}

.map-frame {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  border: 1px solid #111;
  background: #000000;
  aspect-ratio: 4 / 3;
}

#china-map {
  display: block;
  width: 100%;
  height: 100%;
}

.province {
  cursor: pointer;
  stroke: rgba(255, 255, 255, 0.9);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
  transition:
    fill 160ms ease,
    stroke 160ms ease,
    stroke-width 160ms ease,
    filter 160ms ease,
    transform 160ms ease;
  transform-box: fill-box;
  transform-origin: center;
}

.province:hover,
.province:focus {
  outline: none;
  fill: var(--province-hover);
  filter: drop-shadow(0 0 10px rgba(232, 255, 143, 0.5));
  stroke: var(--accent);
  stroke-width: 1.8;
  transform: scale(1.018);
}

.province.is-selected {
  stroke: var(--accent);
  stroke-width: 2.2;
  filter: drop-shadow(0 0 12px rgba(232, 255, 143, 0.55));
}

.legend {
  display: none;
}

.legend-labels {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 0.82rem;
}

.detail-panel {
  max-height: calc(100vh - 155px);
  overflow: auto;
  padding: 20px;
}

.detail-kicker {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
}

.detail-panel h2 {
  margin: 8px 0 8px;
  color: var(--ink);
  font-size: 1.45rem;
  line-height: 1.15;
}

#province-summary {
  color: var(--muted);
  line-height: 1.45;
}

.metric-list {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.selected-year-block,
.history-block {
  display: grid;
  gap: 10px;
}

.selected-year-block h3,
.history-block h3 {
  margin-bottom: 0;
  color: var(--accent);
  font-size: 1rem;
}

.metric-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.metric-label {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.25;
}

.metric-value {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  text-align: right;
}

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
}

table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  color: var(--ink);
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 9px 10px;
  text-align: right;
  white-space: nowrap;
}

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

thead th {
  color: var(--accent);
  background: #000000;
  position: sticky;
  top: 0;
}

tbody th {
  color: var(--accent-2);
  font-weight: 700;
}

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

.tooltip {
  position: fixed;
  z-index: 20;
  pointer-events: none;
  max-width: 280px;
  border: 1px solid var(--accent);
  border-radius: 0;
  background: rgba(0, 0, 0, 0.96);
  box-shadow: 0 0 20px rgba(232, 255, 143, 0.18);
  color: var(--ink);
  padding: 10px 12px;
  opacity: 0;
  transform: translate3d(-999px, -999px, 0);
  transition: opacity 120ms ease;
}

.tooltip.is-visible {
  opacity: 1;
}

.tooltip strong {
  display: block;
  margin-bottom: 4px;
  color: var(--accent);
}

.tooltip span {
  color: var(--ink);
  display: block;
  font-size: 0.85rem;
}

.placard {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 10;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  padding: 10px 13px;
  background: rgba(0, 0, 0, 0.72);
  color: #f7f7f2;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(14px);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.placard a {
  color: #e8ff8f;
}

@media (max-width: 1040px) {
  .app-shell {
    padding: 18px;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .detail-panel {
    max-height: none;
  }

  .controls label,
  select {
    width: 100%;
    min-width: 0;
  }
}

@media (max-width: 620px) {
  .app-shell {
    padding: 12px;
  }

  .map-region,
  .detail-panel {
    padding: 14px;
  }

  .map-frame {
    aspect-ratio: 1 / 1;
  }

  .map-topline {
    display: grid;
  }
}

@media (max-width: 680px) {
  .placard {
    left: 12px;
    bottom: 12px;
  }
}