*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green: #6FFF00;
  --neon: #39FF14;
  --fire: #FF6B00;
  --gold: #FFD700;
  --bg: #080808;
  --card-bg: #111111;
  --text: #FFFFFF;
  --muted: #888888;
  --font-head: 'Bangers', cursive;
  --font-body: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

.game-page-body {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: default;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
}

.game-page-body #game-header {
  flex-shrink: 0;
  z-index: 100;
  background: rgba(8,8,8,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(111,255,0,0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
}

.game-page-body #header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.game-page-body #header-logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  filter: drop-shadow(0 0 8px var(--green));
}

.game-page-body #header-name {
  font-family: var(--font-head);
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--green);
}

html, body {
  height: 100%;
}

body:not(.game-page-body) {
  overflow-x: hidden;
}

body.game-page-body {
  overflow: hidden;
}

.hidden { display: none !important; }

/* ── Header ── */
#game-header {
  flex-shrink: 0;
}

#header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

#header-high {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 1px;
}

#header-high strong {
  color: var(--gold);
  font-size: 0.9rem;
}

.header-link {
  font-family: var(--font-head);
  font-size: 0.95rem;
  letter-spacing: 2px;
  color: var(--text);
  text-decoration: none;
  border: 1px solid #333;
  padding: 8px 18px;
  border-radius: 8px;
  transition: border-color 0.2s, color 0.2s;
}

.header-link:hover {
  border-color: var(--green);
  color: var(--green);
}

/* ── Layout ── */
#game-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px 20px 24px;
  gap: 16px;
  min-height: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(111,255,0,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(255,107,0,0.05) 0%, transparent 45%),
    var(--bg);
}

#game-title-block {
  text-align: center;
  flex-shrink: 0;
}

#game-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: 4px;
  color: var(--green);
  text-shadow: 0 0 30px rgba(111,255,0,0.4);
}

.game-page-body #game-title-block::before {
  content: 'LVL 01 — MAIN GAME';
  display: block;
  font-family: var(--font-arcade, 'Press Start 2P', monospace);
  font-size: 0.45rem;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 12px;
}

.game-page-body #game-sub {
  font-family: 'Press Start 2P', monospace;
  font-size: 0.42rem;
  letter-spacing: 1px;
  color: var(--muted);
  margin-top: 4px;
}

/* ── Canvas shell ── */
#canvas-shell {
  position: relative;
  width: min(480px, 100%);
  aspect-ratio: 3 / 4;
  max-height: calc(100vh - 200px);
  border-radius: 4px;
  border: 3px solid #1a1a1a;
  box-shadow:
    0 0 0 1px rgba(111,255,0,0.15),
    0 0 40px rgba(111,255,0,0.08),
    inset 0 0 60px rgba(0,0,0,0.5);
  overflow: hidden;
  background: #0a0a0a;
}

.embedded-game {
  max-height: 520px;
}

body:not(.arcade-body) #canvas-shell {
  max-height: calc(100vh - 200px);
}

#game-canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

/* ── HUD ── */
#hud {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(to bottom, rgba(8,8,8,0.85) 0%, transparent 100%);
  pointer-events: none;
  z-index: 5;
}

.hud-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hud-right { align-items: flex-end; }

.hud-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--muted);
}

.hud-val {
  font-family: var(--font-head);
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--green);
  line-height: 1;
}

#hud-hearts {
  display: flex;
  gap: 6px;
  font-size: 1.3rem;
}

.heart {
  transition: transform 0.2s, opacity 0.3s;
}

.heart.lost {
  opacity: 0.2;
  transform: scale(0.7);
}

.heart.hit {
  animation: heart-shake 0.4s ease;
}

@keyframes heart-shake {
  0%, 100% { transform: scale(1); }
  25% { transform: scale(1.3) rotate(-10deg); }
  75% { transform: scale(1.3) rotate(10deg); }
}

/* ── Overlays ── */
.overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 24px;
  text-align: center;
  background: rgba(8,8,8,0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.overlay h2 {
  font-family: var(--font-head);
  font-size: 2.2rem;
  letter-spacing: 3px;
  color: var(--gold);
}

.overlay p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
  max-width: 300px;
}

.overlay-mascot {
  width: 90px;
  height: 90px;
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  filter: drop-shadow(0 0 20px var(--green));
  animation: mascot-bob 2s ease-in-out infinite;
}

.overlay-mascot-sad {
  filter: drop-shadow(0 0 20px var(--fire)) grayscale(0.3);
  animation: mascot-shake 0.5s ease;
}

@keyframes mascot-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes mascot-shake {
  0%, 100% { transform: rotate(0); }
  25% { transform: rotate(-8deg); }
  75% { transform: rotate(8deg); }
}

.overlay-controls {
  font-size: 0.8rem !important;
}

.key-hint {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: #1a1a1a;
  border: 1px solid #333;
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--text);
}

.key-sep {
  margin: 0 4px;
  color: #444;
}

/* ── Buttons ── */
.game-btn {
  font-family: var(--font-head);
  font-size: 1.2rem;
  letter-spacing: 3px;
  padding: 14px 36px;
  border-radius: 12px;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s, transform 0.15s;
  display: inline-block;
}

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

.game-btn-gold {
  background: var(--gold);
  color: #000;
  border-color: var(--gold);
}

.game-btn-gold:hover {
  box-shadow: 0 0 30px var(--gold);
}

.game-btn-green {
  background: var(--green);
  color: #000;
  border-color: var(--green);
}

.game-btn-green:hover {
  box-shadow: 0 0 30px var(--green);
}

.game-btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: #333;
}

.game-btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
}

/* ── Game over stats ── */
#go-stats {
  display: flex;
  gap: 32px;
  margin: 8px 0;
}

.go-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.go-stat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--muted);
}

.go-stat-val {
  font-family: var(--font-head);
  font-size: 2rem;
  color: var(--green);
  letter-spacing: 2px;
}

#go-msg {
  color: var(--fire) !important;
  font-family: var(--font-head);
  font-size: 1rem !important;
  letter-spacing: 1px;
}

/* ── Legend ── */
#legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  flex-shrink: 0;
}

.legend-item {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-emoji { font-size: 1.1rem; }

.legend-bad { color: var(--fire); }

/* ── Mobile ── */
@media (max-width: 520px) {
  #game-header { padding: 10px 16px; }
  #header-high { display: none; }
  #header-name { font-size: 1.2rem; }
  #canvas-shell {
    max-height: calc(100vh - 180px);
    border-radius: 12px;
  }
  .overlay h2 { font-size: 1.8rem; }
  .game-btn { font-size: 1.05rem; padding: 12px 28px; width: 100%; max-width: 260px; }
  #legend { gap: 10px; }
  .legend-item { font-size: 0.7rem; }
}