:root {
  --bg-dark: #0f1015;
  --bg-panel: #1b1e28;
  --bg-panel-hover: #262b3a;
  
  --pixel-border: 4px solid #000000;
  --pixel-border-thin: 2px solid #000000;
  
  --text-main: #ffffff;
  --text-muted: #a5a9b8;
  
  --retro-blue: #00ccff;
  --retro-red: #ff3366;
  --retro-green: #33ff66;
  --retro-yellow: #ffff33;
  --retro-purple: #cc33ff;
  --retro-orange: #ff9933;
  
  --font-display: 'Silkscreen', 'Noto Sans KR', sans-serif;
  --font-retro: 'Press Start 2P', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

body {
  background-color: var(--bg-dark);
  background-image: 
    linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), 
    linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  background-size: 100% 4px, 6px 100%; /* Scanline CRT simulation */
  color: var(--text-main);
  font-family: var(--font-display);
  overflow-x: hidden;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Game Wrapper */
.game-wrapper {
  position: relative;
  width: 100%;
  max-width: 1240px;
  height: 100%;
  max-height: 720px;
  display: flex;
  flex-direction: column;
  padding: 10px;
  z-index: 10;
}

/* Screens */
.screen {
  display: none;
  width: 100%;
  height: 100%;
  flex-direction: column;
}

.screen.active {
  display: flex;
}

/* 1. START MENU SCREEN */
#menu-screen, #gameover-screen {
  background-image: url('assets/menu_bg.png');
  background-size: cover;
  background-position: center;
  position: relative;
  border: var(--pixel-border);
  box-shadow: 8px 8px 0px #000000;
}

#menu-screen::before, #gameover-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 12, 18, 0.65); /* dark screen overlay */
  z-index: 1;
}

.menu-container {
  margin: auto;
  width: 100%;
  max-width: 680px;
  background: rgba(27, 30, 40, 0.88); /* Semi-transparent panel */
  backdrop-filter: blur(4px);
  border: var(--pixel-border);
  border-radius: 0px; /* Sharp corners for pixel style */
  padding: 40px;
  box-shadow: 8px 8px 0px #000000;
  text-align: center;
  position: relative;
  z-index: 2;
}

.era-shield-decor {
  font-size: 3rem;
  margin-bottom: 12px;
  filter: drop-shadow(4px 4px 0px #000000);
}

.game-logo {
  font-size: 2.8rem;
  font-family: var(--font-retro);
  font-weight: 900;
  letter-spacing: 2px;
  margin-bottom: 15px;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow: 4px 4px 0px #000000;
}

.game-logo .highlight {
  color: var(--retro-red);
}

.tagline {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 30px;
  line-height: 1.6;
}

.high-score-board {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  background: #232733;
  border: var(--pixel-border);
  padding: 15px 30px;
  margin-bottom: 30px;
  box-shadow: 4px 4px 0px #000000;
}

.trophy-icon {
  font-size: 1.8rem;
  filter: drop-shadow(2px 2px 0px #000000);
}

.score-details {
  text-align: left;
}

.score-details .label {
  font-size: 0.7rem;
  font-family: var(--font-retro);
  color: var(--retro-yellow);
  display: block;
  margin-bottom: 4px;
}

.score-details .value {
  font-size: 1.4rem;
  font-family: var(--font-retro);
  font-weight: 900;
  color: #ffffff;
  text-shadow: 2px 2px 0px #000000;
}

.menu-actions {
  margin-bottom: 30px;
}

.menu-btn {
  font-family: var(--font-display);
  font-weight: 800;
  border: var(--pixel-border);
  border-radius: 0px;
  cursor: pointer;
  transition: none; /* No transition for snappy retro clicks */
  letter-spacing: 0.5px;
  box-shadow: 6px 6px 0px #000000;
  position: relative;
}

.menu-btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0px #000000;
}

.menu-btn:active {
  transform: translate(3px, 3px);
  box-shadow: 3px 3px 0px #000000;
}

.primary-btn {
  background: var(--retro-blue);
  color: #000000;
  padding: 16px 40px;
  font-size: 1.15rem;
}

.primary-btn:hover {
  background: #00b8e6;
}

.secondary-btn {
  background: #3f4454;
  color: #ffffff;
  padding: 12px 30px;
  font-size: 0.95rem;
}

.secondary-btn:hover {
  background: #4c5266;
}

.game-guide-card {
  background: #0f1015;
  border: var(--pixel-border-thin);
  padding: 20px;
  text-align: left;
}

.game-guide-card h3 {
  font-size: 0.9rem;
  margin-bottom: 12px;
  color: var(--retro-yellow);
  text-transform: uppercase;
}

.guide-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.guide-list li {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.guide-list li span {
  font-size: 1rem;
}

.guide-list li strong {
  color: #ffffff;
}

/* 2. GAMEPLAY SCREEN */
#game-screen {
  gap: 10px;
  height: 100%;
}

/* HUD Header */
.hud-header {
  display: grid;
  grid-template-columns: 1fr 180px 1fr;
  align-items: center;
  background-color: #1b1e28;
  border: var(--pixel-border);
  padding: 10px 16px;
  box-shadow: 6px 6px 0px #000000;
}

.hud-panel {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.base-health-container {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.health-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.team-label {
  font-family: var(--font-retro);
  font-size: 0.65rem;
}

.text-blue { color: var(--retro-blue); }
.text-red { color: var(--retro-red); }

.hp-text {
  color: #ffffff;
  background: #000000;
  padding: 2px 8px;
  border: var(--pixel-border-thin);
  font-family: monospace;
}

.health-bar-bg {
  background: #0f1015;
  height: 14px;
  border: var(--pixel-border-thin);
  border-radius: 0px;
  overflow: hidden;
}

.health-bar-fill {
  height: 100%;
  transition: width 0.15s steps(10); /* Blocky step transition */
}

.player-fill {
  background: var(--retro-blue);
}

.enemy-fill {
  background: var(--retro-red);
}

.resource-row {
  display: flex;
  gap: 12px;
  align-items: center;
}

.resource-row.reverse {
  flex-direction: row-reverse;
}

.resource {
  display: flex;
  align-items: center;
  gap: 4px;
  background: #000000;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-family: var(--font-retro);
  border: var(--pixel-border-thin);
}

.gold-resource {
  color: var(--retro-yellow);
}

.xp-resource {
  color: var(--retro-purple);
}

.era-badge {
  background: #3f4454;
  color: #ffffff;
  border: var(--pixel-border-thin);
  padding: 4px 10px;
  font-family: var(--font-display);
}

.enemy-badge {
  background: #5c2c35;
  border-color: #ff3366;
  color: #ffccd5;
}

.ai-status {
  color: var(--retro-green);
}

/* Center HUD Controls */
.hud-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.score-display {
  text-align: center;
}

.score-label {
  font-size: 0.6rem;
  font-family: var(--font-retro);
  color: var(--text-muted);
  display: block;
  margin-bottom: 2px;
}

.score-value {
  font-size: 1.1rem;
  font-family: var(--font-retro);
  font-weight: 900;
  color: var(--retro-yellow);
  text-shadow: 2px 2px 0px #000000;
}

.hud-controls-row {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}

.hud-control-btn {
  background: #000000;
  border: var(--pixel-border-thin);
  color: #ffffff;
  cursor: pointer;
  font-size: 0.9rem;
  padding: 2px 8px;
  box-shadow: 2px 2px 0px rgba(0,0,0,0.5);
}

.hud-control-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px rgba(0,0,0,0.5);
}

/* Canvas Battlefield */
.canvas-wrapper {
  position: relative;
  flex: 1;
  width: 100%;
  background: #11131c;
  border: var(--pixel-border);
  box-shadow: 8px 8px 0px #000000;
  display: flex;
  justify-content: center;
  align-items: center;
}

#game-canvas {
  width: 100%;
  height: 100%;
  max-width: 1200px;
  max-height: 420px;
  display: block;
  image-rendering: pixelated; /* Direct pixelated canvas scale */
}

/* Controls Panel */
.game-controls-panel {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 12px;
  background-color: #1b1e28;
  border: var(--pixel-border);
  padding: 12px;
  box-shadow: 6px 6px 0px #000000;
  min-height: 140px;
}

.control-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.section-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--retro-yellow);
  text-transform: uppercase;
  border-bottom: 2px solid #000000;
  padding-bottom: 4px;
}

.control-grid {
  display: flex;
  gap: 8px;
  height: 100%;
  align-items: center;
}

.control-btn {
  font-family: var(--font-display);
  background: #34495e;
  border: var(--pixel-border-thin);
  border-radius: 0px;
  color: #ffffff;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 4px;
  box-shadow: 4px 4px 0px #000000;
  flex: 1;
  height: 80px;
  position: relative;
}

.control-btn:hover:not(:disabled) {
  background: #415b75;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #000000;
}

.control-btn:active:not(:disabled) {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #000000;
}

.control-btn:disabled {
  background: #4b4b4b;
  box-shadow: none;
  cursor: not-allowed;
  opacity: 0.5;
  border-color: #222222;
}

.btn-icon {
  font-size: 1.3rem;
  margin-bottom: 4px;
}

.btn-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-align: center;
}

.btn-subtitle {
  font-size: 0.65rem;
  font-family: var(--font-retro);
  color: var(--retro-yellow);
  margin-top: 4px;
}

/* Turret Slots Panel */
.turret-slots-container {
  display: flex;
  gap: 8px;
  height: 100%;
  align-items: center;
}

.turret-slot-card {
  flex: 1;
  height: 80px;
  background: #000000;
  border: 2px dashed #555555;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 4px;
  box-shadow: 4px 4px 0px rgba(0,0,0,0.3);
}

.turret-slot-card:hover:not(.locked) {
  border-color: var(--retro-blue);
  background: #14202d;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px rgba(0,0,0,0.5);
}

.turret-slot-card:active:not(.locked) {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px rgba(0,0,0,0.5);
}

.turret-slot-card.occupied {
  border-style: solid;
  border-color: #000000;
  background: #3f4454;
}

.turret-slot-card.locked {
  cursor: not-allowed;
  opacity: 0.3;
  border-color: #222222;
}

.slot-label {
  font-size: 0.55rem;
  font-family: var(--font-retro);
  color: var(--text-muted);
}

.slot-icon {
  font-size: 1.1rem;
  margin: 2px 0;
}

.slot-action {
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--retro-blue);
}

.slot-action.sell {
  color: var(--retro-red);
}

/* Upgrades / Operations */
.operation-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  justify-content: center;
}

.operation-buttons .control-btn {
  flex-direction: row;
  height: auto;
  padding: 8px 12px;
}

.evolve-btn {
  background: #6c5ce7;
  border-color: #000000;
}
.evolve-btn:hover:not(:disabled) {
  background: #5b4cc4;
}

.special-btn {
  background: #e17055;
  border-color: #000000;
}
.special-btn:hover:not(:disabled) {
  background: #c85a40;
}

.special-cooldown-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 4px;
  background: var(--retro-red);
  width: 0%;
}

.operation-buttons .btn-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex: 1;
}

.operation-buttons .btn-subtitle {
  margin-top: 2px;
}

/* 3. GAME OVER SCREEN */
.gameover-container {
  max-width: 500px;
}

.gameover-decor-icon {
  font-size: 3.5rem;
  margin-bottom: 12px;
}

.gameover-logo {
  font-size: 2.2rem;
  font-family: var(--font-retro);
  font-weight: 900;
  margin-bottom: 10px;
  text-shadow: 4px 4px 0px #000000;
}

.gameover-tagline {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 25px;
  line-height: 1.5;
}

.gameover-stats-card {
  background: #0f1015;
  border: var(--pixel-border);
  padding: 18px;
  margin-bottom: 25px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 4px 4px 0px #000000;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.stat-val {
  color: #ffffff;
  font-weight: 700;
}

.highlight-row {
  border-top: 2px solid #000000;
  padding-top: 10px;
  font-size: 0.9rem;
}

.text-yellow {
  color: var(--retro-yellow);
  text-shadow: 2px 2px 0px #000000;
}

.new-record-glow {
  background: var(--retro-yellow);
  color: #000000;
  border: var(--pixel-border-thin);
  font-family: var(--font-retro);
  font-weight: 900;
  padding: 8px;
  font-size: 0.65rem;
  letter-spacing: 1px;
  margin-top: 5px;
  animation: none; /* simple flat retro flashing instead */
}

/* Modals/Submenus (Turret Buy Dialog) */
.turret-shop-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
}

.turret-shop-dialog {
  background: var(--bg-panel);
  border: var(--pixel-border);
  border-radius: 0px;
  padding: 25px;
  width: 90%;
  max-width: 460px;
  box-shadow: 8px 8px 0px #000000;
}

.shop-title-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.shop-title-container h3 {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--retro-yellow);
}

.close-shop-btn {
  background: #000000;
  border: var(--pixel-border-thin);
  color: #ffffff;
  cursor: pointer;
  font-size: 1.1rem;
  padding: 2px 10px;
}

.close-shop-btn:hover {
  background: #222;
}

.shop-options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.shop-option-item {
  display: flex;
  align-items: center;
  background: #0f1015;
  border: var(--pixel-border-thin);
  padding: 12px;
  cursor: pointer;
  transition: none;
}

.shop-option-item:hover:not(.disabled) {
  background: #1e212b;
  border-color: var(--retro-blue);
  transform: translate(2px, 2px);
}

.shop-option-item.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: #07080a;
}

.option-icon {
  font-size: 1.6rem;
  margin-right: 14px;
}

.option-details {
  flex: 1;
}

.option-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  display: block;
}

.option-desc {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 4px;
  display: block;
}

.option-price {
  font-size: 0.85rem;
  font-family: var(--font-retro);
  color: var(--retro-yellow);
}

/* Responsiveness & Mobile Adaptations */
@media (max-width: 900px) {
  .hud-header {
    grid-template-columns: 1fr 1fr;
    padding: 8px 12px;
  }
  
  .hud-center {
    grid-column: 1 / span 2;
    order: -1;
    flex-direction: row;
    justify-content: space-between;
    width: 100%;
    border-bottom: 2px solid #000000;
    padding-bottom: 6px;
    margin-bottom: 4px;
  }
  
  .hud-center .score-display {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  .hud-center .score-label {
    display: inline;
  }
  
  .game-controls-panel {
    grid-template-columns: 1fr;
    gap: 10px;
    min-height: auto;
    padding: 8px;
  }
  
  .control-section {
    gap: 4px;
  }
  
  .section-title {
    padding-bottom: 2px;
  }
  
  .control-btn, .turret-slot-card {
    height: 64px;
    padding: 6px 4px;
    box-shadow: 2px 2px 0px #000000;
  }
  
  .btn-icon {
    font-size: 1.1rem;
    margin-bottom: 2px;
  }
  
  .btn-title {
    font-size: 0.7rem;
  }
  
  .btn-subtitle {
    font-size: 0.55rem;
  }
  
  .operation-buttons {
    flex-direction: row;
  }
  
  .operation-buttons .control-btn {
    flex: 1;
    height: 50px;
    padding: 6px;
  }
  
  .menu-container {
    padding: 20px;
    max-width: 95%;
    box-shadow: 4px 4px 0px #000000;
  }
  
  .game-logo {
    font-size: 1.8rem;
  }
  
  .high-score-board {
    padding: 10px;
    margin-bottom: 20px;
  }
  
  .game-guide-card {
    display: none;
  }
}

@media (max-height: 550px) {
  .game-wrapper {
    height: 100vh;
    max-height: 100vh;
    padding: 5px;
  }
  
  #game-screen {
    gap: 5px;
  }
  
  .hud-header {
    padding: 4px 10px;
  }
  
  .canvas-wrapper {
    box-shadow: 4px 4px 0px #000000;
  }
  
  .game-controls-panel {
    padding: 6px;
    box-shadow: 4px 4px 0px #000000;
  }
  
  .control-btn, .turret-slot-card {
    height: 52px;
  }
  
  .menu-container {
    padding: 15px;
  }
}

/* Era-specific HUD and Panel backgrounds (Using generated UI panel sprites) */
.era-0 .hud-header,
.era-0 .game-controls-panel {
  background-image: url('assets/ui_panel_stone.png');
  background-repeat: repeat;
  background-size: 64px 64px;
}

.era-1 .hud-header,
.era-1 .game-controls-panel {
  background-image: url('assets/ui_panel_medieval.png');
  background-repeat: repeat;
  background-size: 64px 64px;
}

.era-2 .hud-header,
.era-2 .game-controls-panel {
  background-image: url('assets/ui_panel_modern.png');
  background-repeat: repeat;
  background-size: 64px 64px;
}

.era-3 .hud-header,
.era-3 .game-controls-panel {
  background-image: url('assets/ui_panel_future.png');
  background-repeat: repeat;
  background-size: 64px 64px;
}

/* Era-specific buttons color themes */
.era-0 .control-btn {
  background-color: #8d6e63;
  border-color: #5c4033;
}
.era-0 .control-btn:hover:not(:disabled) {
  background-color: #a1887f;
}

.era-1 .control-btn {
  background-color: #5c4033;
  border-color: #3e2723;
}
.era-1 .control-btn:hover:not(:disabled) {
  background-color: #795548;
}

.era-2 .control-btn {
  background-color: #4b5563;
  border-color: #1f2937;
}
.era-2 .control-btn:hover:not(:disabled) {
  background-color: #6b7280;
}

.era-3 .control-btn {
  background-color: #1e1b4b;
  border-color: #312e81;
}
.era-3 .control-btn:hover:not(:disabled) {
  background-color: #3730a3;
}

/* Era-specific occupied slot styling */
.era-0 .turret-slot-card.occupied { background: #b0bec5; border-color: #78909c; }
.era-1 .turret-slot-card.occupied { background: #8d6e63; border-color: #5d4037; }
.era-2 .turret-slot-card.occupied { background: #455a64; border-color: #263238; }
.era-3 .turret-slot-card.occupied { background: #311b92; border-color: #00e5ff; }

/* New battlefield console UI */
body {
  background:
    radial-gradient(circle at 18% 12%, rgba(0, 204, 255, 0.12), transparent 28%),
    radial-gradient(circle at 86% 20%, rgba(255, 51, 102, 0.10), transparent 26%),
    linear-gradient(135deg, #0b0e14 0%, #141824 46%, #080a0f 100%);
}

.game-wrapper {
  max-height: 760px;
}

#menu-screen,
#gameover-screen,
.hud-header,
.canvas-wrapper,
.game-controls-panel,
.menu-container,
.gameover-stats-card,
.turret-shop-dialog {
  border: 2px solid rgba(239, 231, 196, 0.72);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.5), inset 0 0 0 2px rgba(0, 0, 0, 0.62);
}

#menu-screen::before,
#gameover-screen::before {
  background:
    linear-gradient(180deg, rgba(8, 10, 16, 0.30), rgba(8, 10, 16, 0.86)),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.03) 0 2px, transparent 2px 6px);
}

.menu-container {
  background: rgba(13, 17, 25, 0.86);
  border-radius: 6px;
}

.game-logo,
.gameover-logo {
  letter-spacing: 0;
  text-shadow: 0 4px 0 #000000, 0 0 20px rgba(0, 204, 255, 0.24);
}

.tagline,
.gameover-tagline {
  color: #d9deea;
}

.hud-header,
.game-controls-panel {
  background-color: rgba(18, 23, 32, 0.92);
  border-radius: 6px;
}

.hud-panel,
.control-section {
  min-width: 0;
}

.health-bar-bg {
  height: 16px;
  background: #05070b;
  border: 1px solid rgba(239, 231, 196, 0.45);
}

.player-fill {
  background: linear-gradient(90deg, #0784ff, #3ee8ff);
}

.enemy-fill {
  background: linear-gradient(90deg, #ff3157, #ff8a4d);
}

.resource,
.era-badge,
.hp-text {
  border: 1px solid rgba(239, 231, 196, 0.45);
  background: rgba(3, 6, 12, 0.72);
  border-radius: 4px;
}

.canvas-wrapper {
  background: #06080d;
  overflow: hidden;
  border-radius: 6px;
}

.section-title {
  border-bottom-color: rgba(239, 231, 196, 0.28);
  color: #ffe071;
}

.control-btn,
.turret-slot-card,
.menu-btn,
.hud-control-btn,
.shop-option-item,
.close-shop-btn {
  border: 1px solid rgba(239, 231, 196, 0.56);
  border-radius: 6px;
  box-shadow: 0 6px 0 rgba(0, 0, 0, 0.68);
}

.control-btn {
  background: linear-gradient(180deg, #2d3948, #17202c);
  min-width: 0;
}

.control-btn:hover:not(:disabled),
.turret-slot-card:hover:not(.locked),
.menu-btn:hover {
  box-shadow: 0 10px 0 rgba(0, 0, 0, 0.7), 0 0 22px rgba(0, 204, 255, 0.16);
}

.btn-icon,
.slot-icon,
.option-icon {
  font-family: var(--font-retro);
  font-size: 0.78rem;
  letter-spacing: 0;
  color: #ffe071;
}

.btn-title,
.slot-action,
.option-name {
  overflow-wrap: anywhere;
  line-height: 1.15;
}

.turret-slot-card {
  background: rgba(5, 8, 13, 0.82);
  border-style: solid;
}

.turret-slot-card.locked {
  opacity: 0.45;
  background: repeating-linear-gradient(135deg, #111722 0 8px, #090d14 8px 16px);
}

.special-cooldown-progress {
  background: linear-gradient(90deg, #ff3157, #ffe071);
}

.turret-shop-overlay {
  background: rgba(2, 4, 8, 0.78);
  backdrop-filter: blur(3px);
}

.turret-shop-dialog,
.gameover-stats-card,
.game-guide-card,
.high-score-board {
  background: rgba(6, 9, 15, 0.88);
  border-radius: 6px;
}