/* MGC2 payload / range trade slider (section 03). Uses the design's tokens. */
.trade {
  --p: 50%;
  --r: 52.1%;
  margin-top: clamp(28px, 3vw, 44px);
  padding-top: 16px;
  border-top: 1px solid var(--line-2);
}
.trade__head,
.trade__scale {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font: 500 10px/1.4 var(--font-ui);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.trade__head span:last-child {
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  color: var(--fg-4);
}
.trade__readouts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 18px 0 14px;
}
.trade__readout {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.trade__readout + .trade__readout {
  align-items: flex-end;
  text-align: right;
}
.trade__key {
  font: 400 10px/1 var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.trade__num {
  font: italic 800 clamp(30px, 2.8vw, 44px) / 1 var(--font-title);
  font-variant-numeric: tabular-nums;
  color: var(--fg-1);
  text-shadow: var(--shade);
}
.trade__readout--payload .trade__num {
  color: var(--livery-orange);
}
.trade__num small {
  margin-left: 6px;
  font: 400 11px/1 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
}

/* Slider: a hairline track that fills orange up to a glowing bar thumb. */
.trade__input {
  -webkit-appearance: none;
  appearance: none;
  display: block;
  width: 100%;
  height: 28px;
  margin: 0;
  background: transparent;
  cursor: ew-resize;
}
.trade__input:focus {
  outline: none;
}
.trade__input::-webkit-slider-runnable-track {
  height: 2px;
  background: linear-gradient(
    to right,
    var(--livery-rust),
    var(--livery-orange) var(--p),
    var(--line-3) var(--p)
  );
}
.trade__input::-moz-range-track {
  height: 2px;
  background: linear-gradient(
    to right,
    var(--livery-rust),
    var(--livery-orange) var(--p),
    var(--line-3) var(--p)
  );
}
.trade__input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 4px;
  height: 22px;
  margin-top: -10px;
  border: 0;
  border-radius: 0;
  background: var(--fg-1);
  box-shadow:
    0 0 0 4px var(--signal-glow),
    0 0 16px var(--livery-orange);
  transition: box-shadow 0.2s var(--ease);
}
.trade__input::-moz-range-thumb {
  width: 4px;
  height: 22px;
  border: 0;
  border-radius: 0;
  background: var(--fg-1);
  box-shadow:
    0 0 0 4px var(--signal-glow),
    0 0 16px var(--livery-orange);
}
.trade__input:focus-visible::-webkit-slider-thumb {
  box-shadow:
    0 0 0 6px rgba(196, 121, 65, 0.45),
    0 0 22px var(--livery-orange);
}
.trade__input:focus-visible::-moz-range-thumb {
  box-shadow:
    0 0 0 6px rgba(196, 121, 65, 0.45),
    0 0 22px var(--livery-orange);
}
.trade__ticks {
  display: flex;
  justify-content: space-between;
  height: 6px;
  margin: -6px 2px 0;
  pointer-events: none;
}
.trade__ticks i {
  width: 1px;
  background: var(--line-3);
}
.trade__ticks i:first-child,
.trade__ticks i:nth-child(6),
.trade__ticks i:last-child {
  height: 10px;
  background: var(--fg-3);
}

/* Range bar: shrinks as payload grows. */
.trade__bar {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  margin: 18px 0 12px;
  font: 400 10px/1 var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.trade__bar b {
  height: 2px;
  background: var(--line);
}
.trade__bar i {
  display: block;
  width: var(--r);
  height: 100%;
  background: var(--fg-1);
  box-shadow: 0 0 10px rgba(231, 234, 238, 0.35);
  transition: width 0.25s var(--ease);
}
.trade__scale {
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  color: var(--fg-4);
}
@media (prefers-reduced-motion: reduce) {
  .trade__bar i {
    transition: none;
  }
}