/* ===========================================================================
   REACTION TIME — an F1 start gantry
   =========================================================================== */

.rx-stage {
  --heat: 0;
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 3.5vh, 30px);
  padding: 16px;
}

/* Red ambient that builds with every light that comes on. */
.rx-heat {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(70% 55% at 50% 32%, rgba(255, 30, 50, calc(var(--heat) * 0.3)), transparent 70%);
  transition: background 0.12s linear;
}

.rx-stage.flagged .rx-heat {
  background: radial-gradient(70% 60% at 50% 40%, rgba(255, 30, 50, 0.35), transparent 70%);
  animation: rx-flag 0.5s steps(2) 3;
}

@keyframes rx-flag {
  50% { opacity: 0.2; }
}

/* --- Gantry --- */
.rx-gantry {
  position: relative;
  display: flex;
  gap: clamp(8px, 2.4vw, 18px);
  padding: clamp(12px, 2.4vw, 20px) clamp(14px, 3vw, 26px);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 40%),
    repeating-linear-gradient(45deg, #0D0F17 0 6px, #11141E 6px 12px);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    0 24px 50px -18px rgba(0, 0, 0, 0.9),
    0 0 0 6px rgba(0, 0, 0, 0.35);
}

/* The rig it hangs from */
.rx-gantry::before,
.rx-gantry::after {
  content: '';
  position: absolute;
  bottom: 100%;
  width: 10px;
  height: 40px;
  background: linear-gradient(90deg, #1A1D28, #2A2E3D, #1A1D28);
}

.rx-gantry::before { left: 18%; }
.rx-gantry::after { right: 18%; }

.rx-pod {
  display: flex;
  flex-direction: column;
  gap: clamp(6px, 1.4vw, 10px);
  padding: clamp(6px, 1.3vw, 10px);
  border-radius: 12px;
  background: #07080D;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.9), 0 1px 0 rgba(255, 255, 255, 0.05);
}

.rx-lamp {
  width: clamp(34px, 9vw, 62px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 34%, #3A1418, #1A0709 62%);
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.9), inset 0 0 0 2px rgba(255, 255, 255, 0.03);
  transition: background 0.05s linear, box-shadow 0.05s linear;
}

.rx-lamp.on {
  background: radial-gradient(circle at 38% 34%, #FFD1D5 0 8%, #FF4A5C 22%, #E0001A 62%, #8A0010 100%);
  box-shadow:
    0 0 16px rgba(255, 40, 60, 0.95),
    0 0 46px rgba(255, 30, 50, 0.6),
    inset 0 0 6px rgba(255, 255, 255, 0.35);
}

/* --- Readout --- */
.rx-readout {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 6px;
  min-height: clamp(64px, 12vh, 110px);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--arena-ink);
  pointer-events: none;
}

.rx-readout__value {
  font-size: clamp(3.4rem, 13vw, 6.4rem);
  line-height: 1;
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
}

.rx-readout__unit {
  font-size: clamp(1rem, 3vw, 1.5rem);
  color: var(--arena-ink-3);
}

.rx-readout[data-tone="good"] .rx-readout__value { color: var(--arena-good); text-shadow: 0 0 34px rgba(59, 240, 160, 0.55); }
.rx-readout[data-tone="accent"] .rx-readout__value { color: #fff; text-shadow: 0 0 34px var(--game-glow); }
.rx-readout[data-tone="warn"] .rx-readout__value { color: var(--arena-warn); text-shadow: 0 0 30px rgba(255, 201, 77, 0.45); }
.rx-readout[data-tone="bad"] .rx-readout__value {
  color: var(--arena-bad);
  font-size: clamp(2rem, 8vw, 3.6rem);
  letter-spacing: 0.02em;
  text-shadow: 0 0 30px rgba(255, 84, 104, 0.6);
}

.rx-readout.pop {
  animation: rx-pop 0.42s var(--ease-spring);
}

@keyframes rx-pop {
  0% { transform: scale(0.6); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.rx-sub {
  min-height: 1.5em;
  font-size: clamp(0.92rem, 2.4vw, 1.05rem);
  color: var(--arena-ink-2);
  text-align: center;
  max-width: 36ch;
  pointer-events: none;
}

/* --- Timing screen --- */
.rx-slots {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  width: min(520px, 100%);
  pointer-events: none;
}

.rx-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 4px;
  border-radius: 12px;
  background: var(--arena-chip);
  border: 1px solid var(--arena-line);
  transition: border-color var(--t-base) var(--ease), background var(--t-base) var(--ease);
}

.rx-slot small {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--arena-ink-3);
}

.rx-slot b {
  font-family: var(--font-mono);
  font-size: clamp(0.88rem, 2.6vw, 1.05rem);
  color: var(--arena-ink-2);
  font-variant-numeric: tabular-nums;
}

.rx-slot.current {
  border-color: var(--game-accent);
  background: var(--game-faint);
}

.rx-slot[data-tone="good"] b { color: var(--arena-good); }
.rx-slot[data-tone="accent"] b { color: #fff; }
.rx-slot[data-tone="warn"] b { color: var(--arena-warn); }
.rx-slot[data-tone="bad"] b { color: var(--arena-bad); }

/* The whole stage is the button. */
.rx-catch {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: transparent;
  cursor: pointer;
  touch-action: none;
  -webkit-touch-callout: none;
}

.rx-catch:focus-visible {
  outline: none;
}

/* Results strip */
.rx-result-strip {
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.rx-result-strip span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--r-full);
  background: var(--arena-chip);
  color: var(--arena-ink-2);
}

.rx-result-strip span[data-tone="good"] { color: var(--arena-good); }
.rx-result-strip span[data-tone="accent"] { color: #fff; }
.rx-result-strip span[data-tone="warn"] { color: var(--arena-warn); }
.rx-result-strip span[data-tone="bad"] { color: var(--arena-bad); }

@media (max-width: 480px) {
  .rx-gantry { gap: 6px; padding: 10px; }
  .rx-pod { padding: 5px; gap: 5px; }
  .rx-slots { gap: 5px; }
}