/* ==========================================================================
   Questar Jump & Run - iPad & Desktop Optimized Styles
   ========================================================================== */

:root {
  --bg-space-dark: #090e1a;
  --bg-space-light: #162038;
  --primary: #00f2fe;
  --primary-glow: rgba(0, 242, 254, 0.4);
  --secondary: #4facfe;
  --accent-gold: #ffc247;
  --accent-pink: #ff3366;
  --accent-green: #00e676;
  --text-white: #f8fafc;
  --text-muted: #94a3b8;
  --glass-bg: rgba(16, 25, 48, 0.85);
  --glass-border: rgba(255, 255, 255, 0.14);
  --card-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  --font-display: 'Chakra Petch', -apple-system, BlinkMacSystemFont, monospace;
  --font-ui: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Reset & iPad optimizations */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-space-dark);
  font-family: var(--font-ui);
  color: var(--text-white);
  touch-action: manipulation;
}

/* Wrapper */
#game-wrapper {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100dvh; /* Mobile & iPad dynamic viewport */
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  background: radial-gradient(circle at 50% 30%, #15223e 0%, #080c16 100%);
}

/* Canvas */
#game-canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

/* Touch Jump Overlay Area (Ensures touch events register reliably on iPad) */
.touch-jump-zone {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  pointer-events: auto;
}

/* Ingame HUD */
.hud {
  position: absolute;
  top: max(24px, env(safe-area-inset-top, 24px));
  left: max(32px, env(safe-area-inset-left, 32px));
  right: max(32px, env(safe-area-inset-right, 32px));
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 20;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.hud.hidden {
  opacity: 0;
  transform: translateY(-20px);
  pointer-events: none;
}

.hud-left, .hud-right {
  display: flex;
  align-items: center;
  gap: 14px;
  pointer-events: auto;
}

/* Interactive Level-Pill in HUD */
.hud-pill-btn {
  all: unset;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 25, 48, 0.8);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 4px 12px 4px 10px;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.2s cubic-bezier(0.25, 1, 0.5, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hud-pill-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 242, 254, 0.25);
}

.hud-pill-btn:active {
  transform: scale(0.95);
}

.hud-pill-icon {
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: transform 0.2s ease, color 0.2s ease;
}

.hud-pill-btn:hover .hud-pill-icon {
  color: var(--primary);
  transform: translateX(-3px);
}

.badge {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  padding: 5px 12px;
  border-radius: 20px;
  background: rgba(0, 242, 254, 0.15);
  color: var(--primary);
  border: 1px solid var(--primary);
  box-shadow: 0 0 15px var(--primary-glow);
  text-transform: uppercase;
}

.badge.explorers {
  background: rgba(255, 51, 102, 0.15);
  color: var(--accent-pink);
  border-color: var(--accent-pink);
  box-shadow: 0 0 15px rgba(255, 51, 102, 0.4);
}

.icon-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--glass-border);
  color: var(--text-white);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 1.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.2s ease;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: scale(1.05);
}

.icon-btn:active {
  transform: scale(0.92);
}

.score-display {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(10, 16, 32, 0.7);
  padding: 6px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.score-display.milestone-pulse {
  animation: milestonePulseAnim 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes milestonePulseAnim {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(255, 194, 71, 0);
  }
  30% {
    transform: scale(1.12);
    border-color: #ffc247;
    box-shadow: 0 0 25px rgba(255, 194, 71, 0.9);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(255, 194, 71, 0);
  }
}

.score-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.score-val {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: 2px;
  font-variant-numeric: tabular-nums;
}

.score-display.current .score-val {
  color: var(--primary);
  text-shadow: 0 0 10px var(--primary-glow);
}

/* Screen Overlays (Modals / Cards) */
.overlay-screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 30;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background: rgba(6, 10, 20, 0.65);
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

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

.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--card-shadow);
  border-radius: 24px;
  padding: 32px 36px;
  width: 100%;
  max-width: 540px;
  text-align: center;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transform: translateY(0);
  animation: cardFloatIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Start Card */
.brand {
  margin-bottom: 24px;
}

.brand-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 3px;
  color: var(--primary);
  background: rgba(0, 242, 254, 0.1);
  padding: 4px 12px;
  border-radius: 12px;
  margin-bottom: 8px;
}

.title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: 2px;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 8px;
}

.title span {
  color: var(--primary);
  text-shadow: 0 0 20px var(--primary-glow);
  margin-left: 6px;
}

.subtitle {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Mode Cards */
.mode-selection {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.mode-card {
  all: unset;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1.5px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.mode-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.2);
}

.mode-card:active {
  transform: scale(0.97);
}

.mode-card[data-mode="explorers"]:hover {
  border-color: var(--accent-pink);
  box-shadow: 0 8px 24px rgba(255, 51, 102, 0.25);
}

.mode-icon {
  font-size: 2.2rem;
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 14px;
}

.mode-content {
  flex: 1;
}

.mode-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.mode-header h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}

.difficulty-tag {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 8px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.difficulty-tag.easy {
  background: rgba(0, 230, 118, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(0, 230, 118, 0.3);
}

.difficulty-tag.hard {
  background: rgba(255, 51, 102, 0.15);
  color: var(--accent-pink);
  border: 1px solid rgba(255, 51, 102, 0.3);
}

.mode-content p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin-bottom: 6px;
}

.mode-record {
  font-size: 0.8rem;
  color: var(--accent-gold);
  font-family: var(--font-display);
}

.mode-arrow {
  font-size: 1.2rem;
  color: var(--text-muted);
  transition: transform 0.2s ease, color 0.2s ease;
}

.mode-card:hover .mode-arrow {
  color: #fff;
  transform: translateX(4px);
}

/* Controls Hint */
.controls-hint {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  color: var(--text-muted);
}

kbd {
  display: inline-block;
  padding: 2px 7px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: #fff;
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.4);
}

/* Game Over Card */
.record-banner {
  background: linear-gradient(90deg, #ffc247, #ff5376);
  color: #000;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 16px;
  display: inline-block;
  animation: pulseRecord 1s infinite alternate;
}

.record-banner.hidden {
  display: none;
}

@keyframes pulseRecord {
  from { transform: scale(0.98); opacity: 0.9; }
  to { transform: scale(1.04); opacity: 1; }
}

.gameover-title {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 2px;
  margin-bottom: 24px;
  color: #fff;
}

.result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.stat-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 16px 12px;
}

.stat-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 6px;
  font-family: var(--font-display);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  text-shadow: 0 0 15px var(--primary-glow);
}

/* Action Buttons */
.actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 18px;
}

.btn {
  all: unset;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 24px;
  border-radius: 14px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.25, 1, 0.5, 1);
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #060c18;
  box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px var(--primary-glow);
  filter: brightness(1.1);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-white);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn-secondary:active {
  transform: scale(0.97);
}

.quick-restart-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* iPad Responsive Adjustments */
@media (max-width: 768px) {
  .card {
    padding: 24px 20px;
    border-radius: 20px;
  }
  .title {
    font-size: 2rem;
  }
  .mode-icon {
    font-size: 1.8rem;
    width: 44px;
    height: 44px;
  }
  .stat-value {
    font-size: 1.7rem;
  }
  .btn {
    padding: 14px 20px;
    font-size: 1rem;
  }
}

/* Landscape Mode for iPad */
@media (orientation: landscape) and (max-height: 520px) {
  .card {
    padding: 18px 24px;
    max-height: 95vh;
    overflow-y: auto;
  }
  .brand {
    margin-bottom: 12px;
  }
  .title {
    font-size: 1.7rem;
  }
  .mode-selection {
    flex-direction: row;
    gap: 12px;
    margin-bottom: 14px;
  }
  .mode-card {
    padding: 12px 14px;
  }
  .actions {
    flex-direction: row;
  }
  .btn {
    flex: 1;
  }
}