/* ============================================================
   SPACE SURVIVOR - Modern 2D Arcade Stylesheet
   Futuristic Sci-Fi Glassmorphism Aesthetic
   ============================================================ */

:root {
  --bg-deep: #05070f;
  --bg-surface: rgba(10, 16, 34, 0.75);
  --bg-surface-elevated: rgba(16, 26, 56, 0.85);
  --border-neon: rgba(0, 240, 255, 0.3);
  --border-neon-bright: #00f0ff;
  --border-glow: 0 0 20px rgba(0, 240, 255, 0.25);
  
  --cyan-glow: #00f0ff;
  --cyan-dim: #0099ab;
  --magenta-glow: #ff0077;
  --amber-glow: #ffb703;
  --green-glow: #00ff9d;
  --purple-glow: #8338ec;
  --red-damage: #ff2255;
  
  --text-primary: #f0f6fc;
  --text-secondary: #8b9bb4;
  --text-muted: #53627a;
  
  --font-display: 'Orbitron', -apple-system, sans-serif;
  --font-body: 'Rajdhani', -apple-system, sans-serif;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base Rules */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}

/* The Main Game Canvas */
#gameCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 1;
  background: radial-gradient(circle at center, #0a0e22 0%, #05070f 100%);
}

/* Common Screen Overlays */
.screen-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.screen-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  background: rgba(3, 5, 12, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hidden {
  display: none !important;
}

/* ============================================================
   HUD OVERLAY (During Gameplay)
   ============================================================ */
.hud-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 16px 24px;
}

.hud-top {
  display: grid;
  grid-template-columns: 280px 1fr auto;
  gap: 20px;
  align-items: center;
  pointer-events: auto;
}

.hud-panel {
  background: var(--bg-surface);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), inset 0 0 10px rgba(0, 240, 255, 0.05);
}

/* Health Bar */
.player-status {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.status-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.status-label {
  color: var(--text-secondary);
}

.status-val {
  color: var(--cyan-glow);
}

.bar-container {
  width: 100%;
  height: 12px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  transition: width 0.15s ease-out;
}

.hp-fill {
  background: linear-gradient(90deg, #ff0055, #ff3377 40%, #00f0ff);
  box-shadow: 0 0 12px rgba(255, 0, 85, 0.5);
}

.shield-indicator {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 240, 255, 0.25);
  border: 1px solid var(--cyan-glow);
  border-radius: var(--radius-pill);
  font-size: 0.65rem;
  font-family: var(--font-display);
  color: var(--cyan-glow);
  text-align: center;
  line-height: 12px;
  animation: pulse-shield 1.5s infinite alternate;
}

@keyframes pulse-shield {
  from { opacity: 0.6; }
  to { opacity: 1; }
}

/* XP Bar */
.xp-status {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.xp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 1px;
}

.level-badge {
  background: linear-gradient(135deg, var(--cyan-glow), var(--purple-glow));
  color: #000;
  font-weight: 900;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

.xp-label {
  color: var(--text-secondary);
  font-weight: 700;
}

.xp-val {
  color: var(--amber-glow);
  font-weight: 700;
}

.xp-fill {
  background: linear-gradient(90deg, #8338ec, #3a86ff, #00f0ff);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.5);
}

/* Stats & Quick Controls */
.stats-panel {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-icon {
  font-size: 1rem;
}

.btn-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-neon);
  background: rgba(0, 240, 255, 0.08);
  color: var(--cyan-glow);
  font-size: 1.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background: rgba(0, 240, 255, 0.2);
  border-color: var(--cyan-glow);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
  transform: translateY(-1px);
}

.btn-icon:active {
  transform: translateY(1px);
}

/* Wave Banner Alert */
.wave-banner {
  align-self: center;
  padding: 8px 30px;
  background: rgba(255, 0, 85, 0.25);
  border: 1px solid var(--red-damage);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.95rem;
  letter-spacing: 2px;
  box-shadow: 0 0 25px rgba(255, 0, 85, 0.4);
  animation: pulse-wave 1s infinite alternate;
}

@keyframes pulse-wave {
  from { transform: scale(0.98); opacity: 0.85; }
  to { transform: scale(1.02); opacity: 1; }
}

/* Bottom Ability HUD */
.hud-bottom {
  display: flex;
  justify-content: center;
  pointer-events: auto;
}

.ability-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-md);
  padding: 8px 18px;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  min-width: 260px;
}

.ability-key {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 900;
  color: var(--cyan-glow);
  background: rgba(0, 240, 255, 0.15);
  border: 1px solid var(--cyan-glow);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.ability-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ability-name {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.ability-cooldown-bar {
  width: 100%;
  height: 6px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.ability-fill {
  height: 100%;
  background: linear-gradient(90deg, #ff0077, var(--cyan-glow));
  border-radius: var(--radius-pill);
  transition: width 0.1s linear;
}

.ability-status {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 900;
  color: var(--cyan-glow);
  min-width: 50px;
  text-align: right;
}

/* ============================================================
   MOBILE TOUCH CONTROLS
   ============================================================ */
.touch-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 15;
  pointer-events: none;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 24px 30px;
}

.joystick-zone {
  width: 160px;
  height: 160px;
  pointer-events: auto;
  position: relative;
  touch-action: none;
}

.joystick-base {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, rgba(10, 18, 40, 0.45) 80%);
  border: 2px solid rgba(0, 240, 255, 0.35);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15), inset 0 0 15px rgba(0, 240, 255, 0.1);
  position: absolute;
  bottom: 10px;
  left: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.joystick-knob {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.9), rgba(114, 9, 183, 0.8));
  border: 2px solid #ffffff;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.8);
  pointer-events: none;
  position: absolute;
  transform: translate(0px, 0px);
  transition: transform 0.04s ease-out;
}

.touch-actions {
  pointer-events: auto;
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.touch-btn {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 0, 119, 0.35) 0%, rgba(18, 9, 36, 0.8) 90%);
  border: 2px solid var(--magenta-glow);
  box-shadow: 0 0 25px rgba(255, 0, 119, 0.4);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  touch-action: none;
}

.touch-btn:active {
  transform: scale(0.92);
  background: radial-gradient(circle, rgba(255, 0, 119, 0.6) 0%, rgba(18, 9, 36, 0.9) 90%);
  box-shadow: 0 0 35px rgba(255, 0, 119, 0.8);
}

.touch-btn-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: 1px;
}

.touch-btn-sub {
  font-family: var(--font-display);
  font-size: 0.6rem;
  color: var(--cyan-glow);
  letter-spacing: 2px;
}

/* ============================================================
   BUTTONS & UI COMPONENTS
   ============================================================ */
.btn-action {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  outline: none;
  overflow: hidden;
}

.primary-btn {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.85) 0%, rgba(67, 97, 238, 0.9) 100%);
  color: #040814;
  font-weight: 900;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.4);
}

.primary-btn:hover {
  background: linear-gradient(135deg, #00f0ff 0%, #4cc9f0 100%);
  box-shadow: 0 0 35px rgba(0, 240, 255, 0.7);
  transform: translateY(-2px);
}

.primary-btn:active {
  transform: translateY(1px);
}

.secondary-btn {
  background: rgba(16, 26, 56, 0.8);
  border-color: var(--border-neon);
  color: var(--cyan-glow);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.secondary-btn:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--cyan-glow);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
  transform: translateY(-2px);
}

.danger-btn {
  background: rgba(255, 0, 85, 0.15);
  border-color: rgba(255, 0, 85, 0.5);
  color: #ff3377;
}

.danger-btn:hover {
  background: rgba(255, 0, 85, 0.3);
  border-color: #ff0055;
  box-shadow: 0 0 20px rgba(255, 0, 85, 0.4);
  transform: translateY(-2px);
}

.btn-text-only {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 1px;
  cursor: pointer;
  padding: 6px 12px;
  transition: color var(--transition-fast);
}

.btn-text-only:hover {
  color: var(--cyan-glow);
}

/* ============================================================
   SCREEN: MAIN MENU
   ============================================================ */
.menu-container {
  max-width: 680px;
  width: 90%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 32px;
}

.title-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.logo-sub {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 6px;
  color: var(--cyan-glow);
  margin-bottom: 8px;
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.game-title {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  letter-spacing: 5px;
  line-height: 1;
  color: #ffffff;
  text-shadow: 0 0 30px rgba(0, 240, 255, 0.4);
}

.title-highlight {
  color: var(--cyan-glow);
  text-shadow: 0 0 35px var(--cyan-glow);
}

.tagline {
  font-size: 1.25rem;
  letter-spacing: 3px;
  color: var(--text-secondary);
  margin-top: 10px;
  text-transform: uppercase;
  font-weight: 600;
}

.menu-actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 380px;
}

.menu-actions .btn-action {
  width: 100%;
}

/* Records / Stats Grid on Main Menu */
.records-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  width: 100%;
  margin-top: 8px;
}

.record-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-md);
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.4);
}

.record-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-secondary);
}

.record-value {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--cyan-glow);
}

.menu-footer {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: var(--text-muted);
}

/* ============================================================
   MODALS: COMMON STRUCTURE
   ============================================================ */
.modal-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  max-width: 520px;
  width: 90%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(0, 240, 255, 0.15);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  gap: 24px;
  animation: modal-appear 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modal-appear {
  from {
    transform: scale(0.92) translateY(20px);
    opacity: 0;
  }
  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

.modal-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  text-align: center;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: 2px;
  color: #fff;
  text-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.modal-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.btn-close {
  position: absolute;
  top: -10px;
  right: -10px;
  background: transparent;
  border: none;
  font-size: 2rem;
  line-height: 1;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  transition: color var(--transition-fast);
}

.btn-close:hover {
  color: var(--cyan-glow);
}

.pause-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* ============================================================
   SCREEN: LEVEL-UP SELECTION
   ============================================================ */
.levelup-container {
  max-width: 1040px;
  width: 92%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.levelup-header {
  text-align: center;
}

.levelup-tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 4px;
  color: var(--amber-glow);
  margin-bottom: 6px;
  text-shadow: 0 0 10px rgba(255, 183, 3, 0.5);
}

.levelup-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: 3px;
  color: #fff;
  text-shadow: 0 0 25px rgba(0, 240, 255, 0.5);
}

.levelup-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

#levelupNewLevel {
  color: var(--cyan-glow);
  font-weight: 700;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  width: 100%;
}

.upgrade-card {
  background: linear-gradient(180deg, rgba(16, 26, 56, 0.85) 0%, rgba(9, 14, 30, 0.95) 100%);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), inset 0 0 20px rgba(0, 240, 255, 0.05);
  animation: card-appear 0.4s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.upgrade-card:nth-child(1) { animation-delay: 0.05s; }
.upgrade-card:nth-child(2) { animation-delay: 0.15s; }
.upgrade-card:nth-child(3) { animation-delay: 0.25s; }

@keyframes card-appear {
  from {
    transform: translateY(30px) scale(0.9);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

.upgrade-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--cyan-glow);
  box-shadow: 0 15px 40px rgba(0, 240, 255, 0.35), inset 0 0 30px rgba(0, 240, 255, 0.15);
}

.upgrade-card:active {
  transform: scale(0.98);
}

.upgrade-rarity {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 1px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(0, 240, 255, 0.15);
  color: var(--cyan-glow);
  border: 1px solid var(--cyan-glow);
}

.upgrade-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.2) 0%, rgba(9, 14, 30, 0.6) 80%);
  border: 2px solid var(--cyan-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 20px;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.upgrade-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 1px;
  color: #fff;
  margin-bottom: 8px;
}

.upgrade-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 18px;
  flex: 1;
}

.upgrade-stat-badge {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-glow);
  background: rgba(0, 255, 157, 0.1);
  border: 1px solid rgba(0, 255, 157, 0.3);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}

/* ============================================================
   SCREEN: GAME OVER
   ============================================================ */
.gameover-card {
  max-width: 560px;
  text-align: center;
  align-items: center;
}

.gameover-status-badge {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 4px;
  color: var(--red-damage);
}

.gameover-title {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: 3px;
  color: #ffffff;
  text-shadow: 0 0 25px rgba(255, 0, 85, 0.5);
  margin-top: -10px;
}

.new-record-banner {
  background: linear-gradient(90deg, rgba(255, 183, 3, 0.2), rgba(255, 183, 3, 0.4), rgba(255, 183, 3, 0.2));
  border: 1px solid var(--amber-glow);
  border-radius: var(--radius-pill);
  color: var(--amber-glow);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.95rem;
  letter-spacing: 2px;
  padding: 8px 20px;
  box-shadow: 0 0 20px rgba(255, 183, 3, 0.4);
  animation: pulse-gold 1s infinite alternate;
}

@keyframes pulse-gold {
  from { transform: scale(0.98); }
  to { transform: scale(1.02); }
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  width: 100%;
}

.result-item {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.result-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-secondary);
}

.result-val {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  color: #fff;
}

.result-val.highlight {
  color: var(--cyan-glow);
  text-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
}

.gameover-actions {
  display: flex;
  gap: 14px;
  width: 100%;
  margin-top: 8px;
}

.gameover-actions .btn-action {
  flex: 1;
}

/* ============================================================
   SCREEN: INSTRUCTIONS & INTEL MODAL
   ============================================================ */
.instructions-card {
  max-width: 760px;
  max-height: 88vh;
}

.instructions-content {
  overflow-y: auto;
  max-height: 55vh;
  padding-right: 8px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* Custom Scrollbar */
.instructions-content::-webkit-scrollbar {
  width: 6px;
}
.instructions-content::-webkit-scrollbar-thumb {
  background: var(--border-neon);
  border-radius: 4px;
}
.instructions-content::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
}

.intel-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.intel-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--cyan-glow);
  border-bottom: 1px solid rgba(0, 240, 255, 0.2);
  padding-bottom: 6px;
}

.controls-guide-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ctrl-row {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(0, 0, 0, 0.3);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.ctrl-keys {
  min-width: 140px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cyan-glow);
}

kbd {
  display: inline-block;
  padding: 2px 6px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  margin: 0 2px;
  color: #fff;
}

.ctrl-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.enemy-intel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.enemy-intel-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 12px;
}

.enemy-icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.scout-bg {
  background: rgba(0, 240, 255, 0.15);
  color: var(--cyan-glow);
  border: 1px solid var(--cyan-glow);
}

.tank-bg {
  background: rgba(255, 183, 3, 0.15);
  color: var(--amber-glow);
  border: 1px solid var(--amber-glow);
}

.sniper-bg {
  background: rgba(255, 0, 85, 0.15);
  color: var(--red-damage);
  border: 1px solid var(--red-damage);
}

.swarm-bg {
  background: rgba(131, 56, 236, 0.15);
  color: var(--purple-glow);
  border: 1px solid var(--purple-glow);
}

.enemy-details h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: #fff;
  margin-bottom: 2px;
}

.enemy-details p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

.intel-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.intel-text strong {
  color: var(--cyan-glow);
}

/* ============================================================
   RESPONSIVE DESIGN (Tablets & Mobile Devices)
   ============================================================ */
@media (max-width: 860px) {
  .game-title {
    font-size: 2.8rem;
  }
  
  .hud-top {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: 8px;
    padding: 0;
  }

  .player-status {
    grid-column: 1 / 2;
  }

  .stats-panel {
    grid-column: 2 / 3;
  }

  .xp-status {
    grid-column: 1 / 3;
  }

  .records-grid {
    grid-template-columns: 1fr 1fr;
  }

  .cards-grid {
    grid-template-columns: 1fr;
    max-height: 60vh;
    overflow-y: auto;
  }

  .enemy-intel-grid {
    grid-template-columns: 1fr;
  }

  .desktop-only {
    display: none !important;
  }
}

@media (max-width: 480px) {
  .hud-overlay {
    padding: 10px 14px;
  }

  .game-title {
    font-size: 2.2rem;
  }

  .tagline {
    font-size: 0.95rem;
  }

  .stat-pill.kills-pill {
    display: none;
  }

  .modal-card {
    padding: 24px 20px;
  }

  .gameover-actions {
    flex-direction: column;
  }
}