@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@500;700&family=VT323&display=swap');

:root {
  --bg-dark: #07090f;
  --bg-panel: #0d121f;
  --bg-panel-header: #131a2c;
  --border-color: #1e293b;
  --border-glow: #00f0ff;
  
  --neon-cyan: #00f0ff;
  --neon-green: #39ff14;
  --neon-amber: #ffb300;
  --neon-magenta: #ff007f;
  --neon-purple: #b537f2;
  
  --text-main: #e2e8f0;
  --text-dim: #94a3b8;
  --text-glow: rgba(0, 240, 255, 0.6);
  
  --font-retro: 'VT323', monospace;
  --font-hud: 'Chakra Petch', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
}

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 50% 20%, rgba(0, 240, 255, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 80% 80%, rgba(255, 0, 127, 0.05) 0%, transparent 50%),
    linear-gradient(rgba(10, 15, 28, 0.95), rgba(7, 9, 15, 0.98));
  color: var(--text-main);
  font-family: var(--font-hud);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  position: relative;
}

/* CRT Scanlines and Screen Glare */
.crt-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.03),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.03)
  );
  background-size: 100% 3px, 3px 100%;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.6;
}

/* Header & Top Bar */
header {
  width: 100%;
  max-width: 1780px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: var(--bg-panel);
  border-bottom: 2px solid var(--neon-cyan);
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.15);
  margin-bottom: 12px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 28px;
  animation: pulse-glow 2s infinite ease-in-out;
}

.game-title {
  font-family: var(--font-retro);
  font-size: 32px;
  letter-spacing: 2px;
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan);
  line-height: 1;
}

.sub-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--neon-amber);
}

.top-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  min-width: 150px;
  flex-shrink: 0;
}

.stat-label {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 1px;
  white-space: nowrap;
}

.stat-value {
  font-family: var(--font-retro);
  font-size: 26px;
  color: var(--neon-green);
  text-shadow: 0 0 8px rgba(57, 255, 20, 0.5);
  display: flex;
  align-items: center;
  gap: 6px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.currency-symbol {
  color: var(--neon-amber);
}

.header-controls {
  display: flex;
  gap: 8px;
}

.icon-btn {
  background: #151d30;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 12px;
  font-family: var(--font-hud);
  font-size: 13px;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.icon-btn:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
}

/* Main Container: Dual-Panel Active Dashboard */
.active-dashboard {
  width: 100%;
  max-width: 1780px;
  display: grid;
  grid-template-columns: 880px 1fr;
  gap: 20px;
  align-items: start;
  padding: 0 16px 24px 16px;
}

@media (max-width: 1540px) {
  .active-dashboard {
    grid-template-columns: 1fr;
    max-width: 900px;
  }
}

.chamber-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

/* Game View Area */
.chamber-wrapper {
  position: relative;
  width: 880px;
  max-width: 100%;
  height: 540px;
  background: #05070d;
  border: 2px solid #202b42;
  border-radius: 8px;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.8), inset 0 0 40px rgba(0, 0, 0, 0.8);
  overflow: hidden;
}

.chamber-wrapper.active-border {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.25);
}

#gameCanvas {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  cursor: crosshair;
}

/* On-Chamber Top HUD */
.chamber-hud {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: none;
  z-index: 10;
  flex-wrap: nowrap;
}

.hud-stat-pill {
  background: rgba(13, 18, 31, 0.90);
  border: 1px solid var(--border-color);
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 13px;
  font-family: var(--font-hud);
  font-weight: 700;
  color: var(--neon-cyan);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

#chamberAtomsPill {
  min-width: 130px;
}

#chamberInjectorPill {
  min-width: 155px;
}

#chamberIsotopesPill {
  min-width: 165px;
}

.hud-stat-pill .pill-val {
  font-variant-numeric: tabular-nums;
}

.hud-stat-pill .pill-label {
  color: var(--text-dim);
  font-size: 11px;
  letter-spacing: 1px;
}

.purge-projectiles-hud-btn,
.auto-fire-hud-btn {
  pointer-events: auto;
  cursor: pointer;
  background: rgba(13, 18, 31, 0.92);
  border: 1px solid rgba(0, 240, 255, 0.4);
  color: var(--neon-cyan);
  padding: 5px 12px;
  border-radius: 4px;
  font-family: var(--font-hud);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
  flex-shrink: 0;
  white-space: nowrap;
}

.purge-projectiles-hud-btn {
  border-color: rgba(255, 71, 87, 0.6);
  color: #ff4757;
}

.purge-projectiles-hud-btn:hover {
  background: rgba(255, 71, 87, 0.2);
  border-color: #ff4757;
  box-shadow: 0 0 12px rgba(255, 71, 87, 0.45);
  transform: translateY(-1px);
}

.purge-projectiles-hud-btn:active {
  transform: translateY(1px);
}

.launch-instruction {
  position: absolute;
  bottom: 56px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(10, 15, 26, 0.88);
  border: 1px solid rgba(0, 240, 255, 0.4);
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.2px;
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan);
  pointer-events: none;
  animation: float-bob 2s infinite ease-in-out;
  transition: opacity 0.3s ease;
  z-index: 10;
  white-space: nowrap;
}

/* Magazine Ammo HUD */
.magazine-hud {
  position: absolute;
  bottom: 12px;
  left: 16px;
  background: rgba(13, 18, 31, 0.92);
  border: 1px solid rgba(0, 240, 255, 0.4);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.7);
  padding: 6px 14px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 14px;
  pointer-events: none;
  z-index: 10;
  flex-shrink: 0;
}

.magazine-left {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 165px;
  flex-shrink: 0;
}

.ammo-pips-row {
  display: flex;
  align-items: center;
  gap: 5px;
}

.ammo-pip {
  width: 10px;
  height: 16px;
  border-radius: 2px;
  border: 1px solid var(--neon-cyan);
  background: rgba(0, 240, 255, 0.1);
  transition: all 0.15s ease;
}

.ammo-pip.filled {
  background: var(--neon-cyan);
  box-shadow: 0 0 8px var(--neon-cyan);
}

.ammo-status-text {
  font-family: var(--font-hud);
  font-size: 11px;
  font-weight: 700;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.reload-bar-container {
  width: 100px;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  flex-shrink: 0;
}

.reload-bar-inner {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #ffb300, #39ff14);
  box-shadow: 0 0 6px #39ff14;
  transition: width 0.05s linear;
}

/* Real-Time Chain Reaction HUD */
.live-reaction-hud {
  position: absolute;
  bottom: 12px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(13, 18, 31, 0.94);
  border: 1px solid rgba(255, 0, 127, 0.35);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.7);
  padding: 6px 14px;
  border-radius: 6px;
  pointer-events: none;
  z-index: 10;
  flex-shrink: 0;
}

.live-metric {
  font-family: var(--font-retro);
  font-size: 17px;
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.live-metric .metric-label {
  font-family: var(--font-hud);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 1px;
  margin-right: 4px;
}

.live-metric.metric-active {
  min-width: 105px;
}

.live-metric.combo-metric {
  min-width: 180px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  color: var(--neon-magenta);
  text-shadow: 0 0 8px var(--neon-magenta);
  font-size: 18px;
}

.combo-text-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  width: 100%;
}

.combo-timer-track {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid rgba(255, 0, 127, 0.35);
}

.combo-timer-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #ff007f, #d980fa);
  box-shadow: 0 0 8px #ff007f;
  border-radius: 2px;
  transition: width 0.05s linear;
}

.live-metric.metric-yield {
  min-width: 160px;
  text-align: right;
}

/* Modals (End of Round & Shop) */
.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 8, 16, 0.92);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
  opacity: 1;
  transition: opacity 0.25s ease;
}

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

/* End Round Card */
.end-round-card {
  width: 520px;
  background: var(--bg-panel);
  border: 2px solid var(--neon-cyan);
  border-radius: 8px;
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.3), inset 0 0 20px rgba(0, 0, 0, 0.5);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  animation: zoom-pop 0.3s ease-out;
}

.end-card-header {
  text-align: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 14px;
}

.end-card-header h2 {
  font-family: var(--font-retro);
  font-size: 38px;
  color: var(--neon-cyan);
  text-shadow: 0 0 12px var(--neon-cyan);
  margin-bottom: 4px;
}

.grade-badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 4px;
  font-family: var(--font-retro);
  font-size: 24px;
  background: rgba(255, 179, 0, 0.15);
  border: 1px solid var(--neon-amber);
  color: var(--neon-amber);
  text-shadow: 0 0 8px var(--neon-amber);
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.result-item {
  background: #090d16;
  border: 1px solid #1a233a;
  border-radius: 6px;
  padding: 10px 14px;
}

.result-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2px;
}

.result-value {
  font-family: var(--font-retro);
  font-size: 26px;
  color: var(--neon-green);
  text-shadow: 0 0 8px rgba(57, 255, 20, 0.4);
}

.end-card-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.primary-btn {
  flex: 2;
  background: linear-gradient(135deg, #0088cc, #00f0ff);
  color: #05070d;
  font-family: var(--font-hud);
  font-weight: 700;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: none;
  padding: 14px 20px;
  border-radius: 6px;
  cursor: pointer;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
  transition: all 0.15s ease;
}

.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.8);
  filter: brightness(1.15);
}

.secondary-btn {
  flex: 1;
  background: #141c2e;
  border: 1px solid var(--neon-amber);
  color: var(--neon-amber);
  font-family: var(--font-hud);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 14px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.secondary-btn:hover {
  background: rgba(255, 179, 0, 0.15);
  box-shadow: 0 0 15px rgba(255, 179, 0, 0.4);
}

/* Upgrade Shop View */
.shop-section {
  width: 100%;
  display: flex;
  flex-direction: column;
}

.shop-panel {
  width: 100%;
  max-width: 100%;
  height: 540px;
  background: var(--bg-panel);
  border: 2px solid #202b42;
  border-radius: 8px;
  padding: 18px 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.shop-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #1a233a;
  padding-bottom: 12px;
}

.shop-title-group h2 {
  font-family: var(--font-retro);
  font-size: 32px;
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan);
}

.shop-tabs {
  display: flex;
  gap: 8px;
}

.tab-btn {
  background: #090d18;
  border: 1px solid #1e293b;
  color: var(--text-dim);
  padding: 8px 16px;
  border-radius: 4px;
  font-family: var(--font-hud);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tab-btn:hover {
  color: var(--text-main);
  border-color: var(--neon-cyan);
}

.tab-btn.active {
  background: rgba(0, 240, 255, 0.12);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.25);
}

/* Upgrade Cards Grid */
.upgrades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  flex: 1;
  overflow-y: auto;
  padding-right: 6px;
}

.upgrades-grid::-webkit-scrollbar {
  width: 6px;
}

.upgrades-grid::-webkit-scrollbar-track {
  background: #090d18;
  border-radius: 3px;
}

.upgrades-grid::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 3px;
  border: 1px solid rgba(0, 240, 255, 0.2);
}

.upgrade-card {
  background: #090d16;
  border: 1px solid #1a233a;
  border-radius: 6px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.upgrade-card:hover {
  border-color: rgba(0, 240, 255, 0.4);
  transform: translateY(-1px);
}

.upgrade-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 6px;
}

.upgrade-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.upgrade-level {
  font-family: var(--font-retro);
  font-size: 18px;
  color: var(--neon-amber);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.upgrade-desc {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.4;
  margin-bottom: 12px;
}

.upgrade-stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 10px;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 3px;
  font-variant-numeric: tabular-nums;
}

.stat-curr {
  color: var(--neon-cyan);
  font-variant-numeric: tabular-nums;
}

.stat-next {
  color: var(--neon-green);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.upgrade-btn {
  background: linear-gradient(135deg, #16243d, #1f3358);
  border: 1px solid var(--neon-cyan);
  color: var(--text-main);
  padding: 10px 14px;
  border-radius: 4px;
  font-family: var(--font-hud);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.15s ease;
}

.upgrade-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #0088cc, #00f0ff);
  color: #05070d;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.upgrade-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  border-color: #334155;
  background: #0d121f;
}

.upgrade-cost {
  font-family: var(--font-retro);
  font-size: 18px;
  color: var(--neon-green);
}

.upgrade-btn:hover:not(:disabled) .upgrade-cost {
  color: #05070d;
  font-weight: 700;
}

.upgrade-btn-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.upgrade-btn-row .upgrade-btn {
  flex: 1;
  padding: 8px 10px;
  font-size: 12px;
}

.upgrade-btn-row .upgrade-btn .upgrade-cost {
  font-size: 15px;
}

.upgrade-btn.btn-max {
  background: linear-gradient(135deg, #13243a, #1a3250);
  border-color: #38bdf8;
}

.upgrade-btn.btn-max:hover:not(:disabled) {
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  color: #05070d;
}

.upgrade-card.quantum-card .upgrade-btn.btn-max {
  background: linear-gradient(135deg, rgba(88, 41, 107, 0.85), rgba(125, 43, 163, 0.9));
  border-color: #e056fd;
}

.upgrade-card.quantum-card .upgrade-btn.btn-max:hover:not(:disabled) {
  background: linear-gradient(135deg, #b537f2, #e056fd);
  color: #05070d;
}

.shop-footer {
  display: flex;
  justify-content: flex-end;
  border-top: 1px solid #1a233a;
  padding-top: 12px;
}

.launch-next-btn {
  background: linear-gradient(135deg, #ff007f, #ffb300);
  border: none;
  color: #07090f;
  font-family: var(--font-hud);
  font-weight: 700;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 14px 36px;
  border-radius: 6px;
  cursor: pointer;
  box-shadow: 0 0 20px rgba(255, 0, 127, 0.5);
  transition: all 0.2s ease;
}

.launch-next-btn:hover {
  transform: scale(1.02);
  box-shadow: 0 0 30px rgba(255, 179, 0, 0.8);
  filter: brightness(1.1);
}

/* Animations */
@keyframes pulse-glow {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 2px var(--neon-cyan)); }
  50% { transform: scale(1.1); filter: drop-shadow(0 0 8px var(--neon-cyan)); }
}

@keyframes float-bob {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, -6px); }
}

@keyframes zoom-pop {
  0% { transform: scale(0.85); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.end-round-hud-btn {
  background: rgba(255, 0, 127, 0.2);
  border: 1px solid var(--neon-magenta);
  color: var(--neon-magenta);
  font-family: var(--font-hud);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 5px 14px;
  border-radius: 4px;
  cursor: pointer;
  pointer-events: auto;
  transition: all 0.15s ease;
  box-shadow: 0 0 8px rgba(255, 0, 127, 0.3);
  display: flex;
  align-items: center;
  gap: 6px;
}

.end-round-hud-btn:hover {
  background: rgba(255, 0, 127, 0.45);
  color: #ffffff;
  box-shadow: 0 0 16px rgba(255, 0, 127, 0.8);
  transform: translateY(-1px);
}

.icon-btn.danger-btn {
  border-color: rgba(255, 71, 87, 0.5);
  color: #ff6b81;
}

.icon-btn.danger-btn:hover {
  background: rgba(255, 71, 87, 0.25);
  border-color: #ff4757;
  color: #ffffff;
  box-shadow: 0 0 12px rgba(255, 71, 87, 0.6);
}

/* Prestige Button in Top Bar */
.icon-btn.prestige-btn {
  background: rgba(181, 55, 242, 0.18);
  border-color: rgba(181, 55, 242, 0.6);
  color: #d980fa;
  box-shadow: 0 0 10px rgba(181, 55, 242, 0.3);
}

.icon-btn.prestige-btn:hover {
  background: rgba(181, 55, 242, 0.4);
  border-color: #b537f2;
  color: #ffffff;
  box-shadow: 0 0 18px rgba(181, 55, 242, 0.8);
  transform: translateY(-1px);
}

/* Auto-Fire Toggle HUD Button */
.auto-fire-hud-btn {
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  font-family: var(--font-hud);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  pointer-events: auto;
  transition: all 0.15s ease;
  box-shadow: 0 0 6px rgba(0, 240, 255, 0.25);
}

.auto-fire-hud-btn.active {
  background: rgba(57, 255, 20, 0.25);
  border-color: var(--neon-green);
  color: var(--neon-green);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.6);
}

.auto-fire-hud-btn:hover {
  filter: brightness(1.2);
  transform: translateY(-1px);
}

/* Prestige / Quantum Transmutation Modal */
.prestige-modal-card {
  border-color: #b537f2 !important;
  box-shadow: 0 0 35px rgba(181, 55, 242, 0.45) !important;
}

.prestige-summary-box {
  background: rgba(181, 55, 242, 0.1);
  border: 1px solid rgba(181, 55, 242, 0.35);
  border-radius: 6px;
  padding: 14px;
  margin: 12px 0;
  text-align: center;
}

.prestige-gain-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 15px;
  color: var(--text-main);
}

.quantum-gain-text {
  font-size: 24px;
  color: #d980fa;
  text-shadow: 0 0 12px #b537f2;
  font-family: var(--font-retro);
  letter-spacing: 1px;
}

.prestige-passive-note {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 6px;
}

.prestige-desc-p {
  text-align: center;
  color: var(--text-dim);
  line-height: 1.6;
  font-size: 13px;
  margin: 10px 0 16px 0;
}

.quantum-confirm-btn {
  background: linear-gradient(135deg, #8e44ad, #b537f2) !important;
  box-shadow: 0 0 18px rgba(181, 55, 242, 0.5) !important;
  color: #ffffff !important;
}

.quantum-confirm-btn:hover {
  box-shadow: 0 0 25px rgba(181, 55, 242, 0.85) !important;
}

/* Quantum Vault Cards in Shop */
.upgrade-card.quantum-card {
  border-color: rgba(181, 55, 242, 0.4);
  background: rgba(19, 15, 36, 0.8);
}

.upgrade-card.quantum-card:hover {
  border-color: #b537f2;
  box-shadow: 0 0 18px rgba(181, 55, 242, 0.35);
}

.upgrade-card.quantum-card .upgrade-name {
  color: #d980fa;
}

.upgrade-card.quantum-card .upgrade-btn {
  background: linear-gradient(135deg, rgba(142, 68, 173, 0.8), rgba(181, 55, 242, 0.9));
  border-color: #b537f2;
  box-shadow: 0 0 10px rgba(181, 55, 242, 0.4);
}

.upgrade-card.quantum-card .upgrade-btn:hover:not(:disabled) {
  box-shadow: 0 0 18px rgba(181, 55, 242, 0.8);
}

/* Transmutation Reactor Banner in Shop */
.transmute-reactor-banner {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(30, 15, 55, 0.9), rgba(15, 10, 30, 0.95));
  border: 1px solid #b537f2;
  border-radius: 8px;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 0 24px rgba(181, 55, 242, 0.25);
  margin-bottom: 8px;
}

.reactor-left h3 {
  font-family: var(--font-retro);
  font-size: 22px;
  color: #d980fa;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

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

.reactor-stats-row {
  display: flex;
  gap: 20px;
  margin-top: 8px;
  font-size: 13px;
}

.reactor-stats-row span strong {
  color: #39ff14;
}

.reactor-transmute-btn {
  background: linear-gradient(135deg, #8e44ad, #b537f2);
  border: none;
  color: #ffffff;
  font-family: var(--font-hud);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 12px 22px;
  border-radius: 6px;
  cursor: pointer;
  box-shadow: 0 0 15px rgba(181, 55, 242, 0.5);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.reactor-transmute-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(181, 55, 242, 0.9);
}

.reactor-transmute-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  filter: grayscale(0.5);
}

/* Isotope Codex & Nuclear Database Component */
.isotope-codex-card {
  grid-column: 1 / -1;
  background: rgba(13, 21, 39, 0.95);
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: 8px;
  padding: 16px;
  margin-top: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.codex-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 10px;
}

.codex-badge-icon {
  font-size: 24px;
}

.codex-title {
  font-family: 'Press Start 2P', monospace;
  font-size: 11px;
  color: var(--neon-cyan);
  letter-spacing: 0.5px;
}

.codex-subtitle {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
}

.codex-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.codex-item {
  background: rgba(7, 11, 20, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  padding: 12px;
  transition: all 0.2s ease;
}

.codex-item.unlocked {
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.08);
}

.codex-item.locked {
  opacity: 0.5;
  filter: grayscale(40%);
}

.codex-item-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.codex-symbol {
  font-family: 'Chakra Petch', sans-serif;
  font-weight: bold;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 4px;
}

.codex-name {
  font-weight: bold;
  font-size: 13px;
  color: var(--text-main);
  flex: 1;
}

.codex-status {
  font-size: 9px;
  font-family: 'Press Start 2P', monospace;
  color: var(--neon-green);
}

.codex-item.locked .codex-status {
  color: var(--text-dim);
}

.codex-stats-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 8px;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 6px;
  border-radius: 4px;
}

.codex-stats-row strong {
  color: var(--text-main);
}

.codex-effect-box {
  font-size: 11px;
  line-height: 1.4;
  color: #cbd5e1;
  background: rgba(0, 0, 0, 0.25);
  padding: 6px 8px;
  border-radius: 4px;
}