:root {
  --bg: #050810;
  --panel-bg: rgba(13, 18, 32, 0.82);
  --panel-border: rgba(255, 255, 255, 0.09);
  --text: #e8ecf4;
  --text-dim: #8b94a8;
  --accent: #4da3ff;
  --accent-soft: rgba(77, 163, 255, 0.16);
  --radius: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}

#globe { position: absolute; inset: 0; }

/* ---------- Panel ---------- */
.panel {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 300px;
  max-height: calc(100vh - 40px);
  display: flex;
  flex-direction: column;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  z-index: 10;
  overflow: hidden;
}

.panel-header {
  padding: 18px 18px 12px;
}

.panel-header h1 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.subtitle {
  margin-top: 3px;
  font-size: 12px;
  color: var(--text-dim);
}

/* ---------- Mode buttons ---------- */
.modes {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 0 12px;
}

.mode-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: background 0.18s, border-color 0.18s, transform 0.12s;
}

.mode-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(2px);
}

.mode-btn.active {
  background: var(--accent-soft);
  border-color: rgba(77, 163, 255, 0.45);
}

.mode-icon { font-size: 20px; }

.mode-text { display: flex; flex-direction: column; gap: 1px; }
.mode-text strong { font-size: 13.5px; font-weight: 600; }
.mode-text small { font-size: 11px; color: var(--text-dim); }

/* ---------- Legend ---------- */
.legend {
  padding: 14px 18px 4px;
  font-size: 11.5px;
}

.legend-title {
  font-weight: 600;
  font-size: 12px;
  margin-bottom: 8px;
  color: var(--text);
}

.legend-bar {
  height: 10px;
  border-radius: 5px;
  margin-bottom: 5px;
}

.legend-labels {
  display: flex;
  justify-content: space-between;
  color: var(--text-dim);
}

.legend-note {
  margin-top: 8px;
  color: var(--text-dim);
  line-height: 1.45;
}

/* ---------- Ranking list ---------- */
.ranking {
  padding: 10px 18px;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.ranking h3 {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.rank-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 6px;
  border-radius: 7px;
  font-size: 12.5px;
  cursor: pointer;
  transition: background 0.15s;
}

.rank-row:hover { background: rgba(255, 255, 255, 0.07); }

.rank-num {
  width: 20px;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
}

.rank-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-val {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  font-size: 12px;
}

.rank-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ---------- Footer ---------- */
.panel-footer {
  padding: 12px 18px 14px;
  border-top: 1px solid var(--panel-border);
}

.toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  cursor: pointer;
  user-select: none;
}

.toggle input { accent-color: var(--accent); cursor: pointer; }

.source {
  margin-top: 8px;
  font-size: 10.5px;
  color: var(--text-dim);
  line-height: 1.5;
}

.source a { color: var(--accent); text-decoration: none; }

/* ---------- Tooltip (globe.gl label) ---------- */
.globe-tooltip {
  background: rgba(10, 14, 24, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  padding: 10px 13px;
  font-family: inherit;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
  max-width: 240px;
}

.globe-tooltip .tt-title {
  font-weight: 700;
  font-size: 13.5px;
  margin-bottom: 3px;
}

.globe-tooltip .tt-value {
  font-size: 15px;
  font-weight: 700;
}

.globe-tooltip .tt-dim { color: var(--text-dim); font-size: 11px; }

/* ---------- Loader ---------- */
.loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--bg);
  z-index: 100;
  transition: opacity 0.5s;
}

.loader.hidden { opacity: 0; pointer-events: none; }

.loader p { color: var(--text-dim); font-size: 13px; }

.spinner {
  width: 42px;
  height: 42px;
  border: 3px solid rgba(255, 255, 255, 0.12);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Mobile ---------- */
@media (max-width: 640px) {
  .panel {
    top: auto;
    bottom: 0;
    left: 0;
    width: 100%;
    max-height: 46vh;
    border-radius: var(--radius) var(--radius) 0 0;
  }
  .ranking { max-height: 120px; }
}