/* Trade-deficit interactive scatter — GDP per capita (PPP) vs net trade balance */
#tradeDeficitChart {
  margin: 14px 0 30px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background:
    radial-gradient(ellipse at 78% 8%, rgba(200,146,42,0.07), transparent 60%),
    var(--bg2);
  padding: 18px 18px 20px;
}
.tdc-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 18px;
  margin-bottom: 4px;
}
.tdc-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
}
.tdc-legend {
  display: flex;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}
.tdc-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.tdc-sub {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  color: var(--text-dimmer);
  margin: 2px 0 12px;
}
.tdc-toggle { display: inline-flex; gap: 0; margin: 6px 0 10px; border: 1px solid var(--border-light); border-radius: 8px; overflow: hidden; }
.tdc-toggle button {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  padding: 7px 14px;
  background: var(--bg);
  color: var(--text-dim);
  border: none;
  cursor: pointer;
  transition: background .18s, color .18s;
}
.tdc-toggle button + button { border-left: 1px solid var(--border-light); }
.tdc-toggle button.on { background: var(--gold); color: #1a1205; font-weight: 700; }
.tdc-toggle button:not(.on):hover { color: var(--text); }

.tdc-svg-wrap { position: relative; width: 100%; }
.tdc-svg-wrap svg { width: 100%; height: auto; display: block; overflow: visible; }
.tdc-axis path, .tdc-axis line { stroke: var(--border-light); shape-rendering: crispEdges; }
.tdc-axis text { fill: var(--text-dimmer); font-family: var(--font-mono); font-size: 10px; }
.tdc-zero { stroke: var(--text-dim); stroke-dasharray: 3 3; opacity: 0.6; }
.tdc-axis-label { fill: var(--text-dim); font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em; }
.tdc-dot { stroke: rgba(0,0,0,0.35); stroke-width: 0.6; cursor: pointer; transition: opacity .15s; }
.tdc-dot.dim { opacity: 0.22; }
.tdc-dot.hot { stroke: var(--text); stroke-width: 1.4; }
.tdc-label { fill: var(--text); font-family: var(--font-mono); font-size: 10px; font-weight: 600; pointer-events: none; paint-order: stroke; stroke: var(--bg2); stroke-width: 3px; }
.tdc-yearbig {
  font-family: var(--font-serif);
  font-weight: 900;
  font-style: italic;
  fill: rgba(232,168,56,0.16);
  font-size: 92px;
  pointer-events: none;
}
.tdc-controls { display: flex; align-items: center; gap: 14px; margin-top: 12px; }
.tdc-play {
  flex: none;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  background: var(--bg);
  color: var(--gold-bright);
  font-size: 14px; cursor: pointer;
  transition: border-color .2s, color .2s;
}
.tdc-play:hover { border-color: var(--gold-dim); color: var(--gold-bright); }
.tdc-slider { flex: 1; display: flex; align-items: center; gap: 12px; }
.tdc-slider input[type=range] { flex: 1; accent-color: var(--gold); cursor: pointer; }
.tdc-yearnum { font-family: var(--font-mono); font-size: 14px; font-weight: 700; color: var(--gold-bright); min-width: 42px; text-align: right; }
.tdc-tooltip {
  position: absolute;
  pointer-events: none;
  z-index: 20;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 9px 11px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text);
  line-height: 1.5;
  box-shadow: 0 14px 40px -18px rgba(0,0,0,0.7);
  opacity: 0; transition: opacity .12s;
  white-space: nowrap;
}
.tdc-tooltip strong { font-family: var(--font-serif); font-size: 13px; }
.tdc-tooltip .tt-def { color: #e8703f; } .tdc-tooltip .tt-sur { color: #3fb0a0; }
.tdc-tooltip .tt-dim { color: var(--text-dimmer); }
@media (max-width: 560px) {
  .tdc-yearbig { font-size: 60px; }
  .tdc-legend { font-size: 10px; gap: 12px; }
}