:root {
  --neon-pink: #ff4fd8;
  --neon-cyan: #2ff3ff;
  --neon-yellow: #ffe24b;
  --neon-orange: #ff8a3c;
  --bg-dark: #0a0a18;
  --panel: #120c2a;
  --grid: #241a4d;
}

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

html, body {
  height: 100%;
}

body {
  background:
    radial-gradient(circle at 50% 0%, #1a1340 0%, var(--bg-dark) 60%, #04040c 100%);
  color: #fff;
  font-family: "Courier New", Courier, monospace;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 16px;
  overflow: hidden;
  -webkit-font-smoothing: none;
}

/* CRT scanline + flicker wrapper */
.crt {
  position: relative;
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(160deg, #1c1442, #0c0822);
  box-shadow:
    0 0 0 4px #2a1f5c,
    0 0 40px rgba(255, 79, 216, 0.25),
    0 0 90px rgba(47, 243, 255, 0.15),
    inset 0 0 60px rgba(0, 0, 0, 0.6);
}

.crt::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 18px;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 0, 0, 0.22) 3px,
    rgba(0, 0, 0, 0.22) 4px
  );
  mix-blend-mode: multiply;
  animation: flicker 6s infinite;
}

@keyframes flicker {
  0%, 95%, 100% { opacity: 1; }
  96% { opacity: 0.82; }
  97% { opacity: 1; }
  98% { opacity: 0.9; }
}

.game-shell {
  width: 480px;
  max-width: 92vw;
}

/* HUD */
.hud {
  display: flex;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 12px;
}

.hud-block {
  flex: 1;
  background: var(--panel);
  border: 2px solid var(--grid);
  border-radius: 8px;
  padding: 6px 4px;
  text-align: center;
}

.hud-label {
  display: block;
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--neon-cyan);
  text-shadow: 0 0 6px var(--neon-cyan);
}

.hud-value {
  display: block;
  font-size: 22px;
  font-weight: bold;
  color: var(--neon-yellow);
  text-shadow: 0 0 8px var(--neon-yellow);
  letter-spacing: 1px;
}

/* Canvas */
.canvas-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 480 / 640;
  border-radius: 10px;
  overflow: hidden;
  border: 3px solid #3a2a78;
  box-shadow: inset 0 0 40px rgba(0,0,0,0.7);
}

#game {
  display: block;
  width: 100%;
  height: 100%;
  background: #06060f;
  touch-action: none;
  cursor: crosshair;
}

/* Overlays */
.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  background: rgba(6, 4, 20, 0.86);
  backdrop-filter: blur(2px);
  animation: fadeIn 0.4s ease;
}

.overlay.hidden { display: none; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.title {
  font-size: 58px;
  font-weight: 900;
  letter-spacing: 4px;
  color: var(--neon-pink);
  text-shadow:
    0 0 10px var(--neon-pink),
    0 0 24px var(--neon-pink),
    4px 4px 0 #5a1148;
  margin-bottom: 4px;
}

.title.small { font-size: 40px; color: var(--neon-orange);
  text-shadow: 0 0 10px var(--neon-orange), 0 0 24px var(--neon-orange), 4px 4px 0 #5a2911; }

.title-year {
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan), 0 0 24px var(--neon-cyan);
  margin-left: 6px;
}

.subtitle {
  font-size: 13px;
  letter-spacing: 5px;
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan);
  margin-bottom: 22px;
}

.instructions {
  font-size: 13px;
  line-height: 1.9;
  color: #d7d2ff;
  margin-bottom: 24px;
}

.hint {
  margin-top: 16px;
  font-size: 11px;
  color: #8d86c4;
  letter-spacing: 1px;
}

.arcade-btn {
  font-family: inherit;
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 2px;
  color: #0a0a18;
  background: linear-gradient(180deg, var(--neon-yellow), var(--neon-orange));
  border: none;
  border-radius: 10px;
  padding: 14px 26px;
  cursor: pointer;
  box-shadow: 0 0 18px rgba(255, 226, 75, 0.6), 0 6px 0 #a85a13;
  transition: transform 0.08s ease, box-shadow 0.08s ease;
  animation: pulse 1.6s infinite;
}

.arcade-btn:hover { transform: translateY(-2px); }
.arcade-btn:active {
  transform: translateY(4px);
  box-shadow: 0 0 18px rgba(255, 226, 75, 0.6), 0 2px 0 #a85a13;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 18px rgba(255,226,75,0.5), 0 6px 0 #a85a13; }
  50% { box-shadow: 0 0 30px rgba(255,226,75,0.95), 0 6px 0 #a85a13; }
}

.final-line {
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--neon-cyan);
  margin-top: 8px;
}

.final-score {
  font-size: 64px;
  font-weight: 900;
  color: var(--neon-yellow);
  text-shadow: 0 0 16px var(--neon-yellow);
  margin: 4px 0 18px;
}

.new-best {
  color: var(--neon-pink);
  font-size: 16px;
  letter-spacing: 2px;
  text-shadow: 0 0 10px var(--neon-pink);
  margin-bottom: 18px;
  animation: blink 0.6s steps(2) infinite;
}

@keyframes blink {
  50% { opacity: 0.25; }
}

/* Footer */
.foot {
  margin-top: 12px;
  text-align: center;
}

.message {
  display: inline-block;
  min-width: 200px;
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan);
}

.message.flash {
  color: var(--neon-pink);
  text-shadow: 0 0 10px var(--neon-pink);
}

/* Generic hide utility */
.hidden { display: none !important; }

/* Start-screen mode buttons */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.arcade-btn.alt {
  background: linear-gradient(180deg, var(--neon-cyan), var(--neon-pink));
  box-shadow: 0 0 18px rgba(255, 79, 216, 0.6), 0 6px 0 #7a1a66;
  animation: none;
}
.arcade-btn.alt:active {
  box-shadow: 0 0 18px rgba(255, 79, 216, 0.6), 0 2px 0 #7a1a66;
}

/* Per-player control hints */
.ctrl-p1 { color: var(--neon-cyan); text-shadow: 0 0 6px var(--neon-cyan); }
.ctrl-p2 { color: var(--neon-pink); text-shadow: 0 0 6px var(--neon-pink); }

/* Duel HUD: recolor P1 / P2 score blocks */
.hud-p1 { border-color: var(--neon-cyan); }
.hud-p1 .hud-label,
.hud-p1 .hud-value {
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan);
}
.hud-p2 { border-color: var(--neon-pink); }
.hud-p2 .hud-label,
.hud-p2 .hud-value {
  color: var(--neon-pink);
  text-shadow: 0 0 8px var(--neon-pink);
}

/* Game-over winner banner + duel score line */
.winner-line {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 2px;
  margin: 6px 0 4px;
  text-shadow: 0 0 14px currentColor;
  animation: blink 0.8s steps(2) infinite;
}
.final-score.duel { font-size: 44px; letter-spacing: 2px; }

/* ============================================================
   Touch controls (mobile, 1-player only)
   ============================================================ */
.ctrl-touch {
  display: none;
  color: var(--neon-yellow);
  text-shadow: 0 0 6px var(--neon-yellow);
}

/* On touch devices: surface touch hint, hide the desktop/duel bits */
body.is-touch .ctrl-touch { display: block; }
body.is-touch .ctrl-p1,
body.is-touch .ctrl-p2,
body.is-touch #startBtn2,
body.is-touch .hint { display: none; }

.touch-controls {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px 14px;
  pointer-events: none; /* container ignores; buttons re-enable */
  z-index: 5;
}

.touch-controls.hidden { display: none !important; }

.touch-cluster {
  display: flex;
  gap: 10px;
  pointer-events: none;
}
.touch-cluster.touch-arc { flex-direction: column-reverse; }

.touch-btn {
  pointer-events: auto;
  font-family: inherit;
  font-weight: 900;
  font-size: 22px;
  color: var(--neon-cyan);
  width: 58px;
  height: 58px;
  border-radius: 12px;
  border: 2px solid rgba(47, 243, 255, 0.7);
  background: rgba(10, 8, 28, 0.55);
  box-shadow: 0 0 12px rgba(47, 243, 255, 0.35), inset 0 0 10px rgba(47, 243, 255, 0.15);
  text-shadow: 0 0 8px var(--neon-cyan);
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: none;
  transition: transform 0.06s ease, box-shadow 0.06s ease, background 0.06s ease;
}

.touch-btn.pressed {
  transform: scale(0.92);
  background: rgba(47, 243, 255, 0.25);
  box-shadow: 0 0 18px rgba(47, 243, 255, 0.7), inset 0 0 14px rgba(47, 243, 255, 0.4);
}

.touch-shoot {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  font-size: 16px;
  letter-spacing: 1px;
  color: #0a0a18;
  border: 2px solid #a85a13;
  background: radial-gradient(circle at 50% 35%, var(--neon-yellow), var(--neon-orange));
  text-shadow: none;
  box-shadow: 0 0 18px rgba(255, 226, 75, 0.6), inset 0 -4px 0 rgba(0,0,0,0.2);
}

.touch-shoot.pressed {
  transform: scale(0.94);
  background: radial-gradient(circle at 50% 35%, #fff1a8, var(--neon-orange));
  box-shadow: 0 0 28px rgba(255, 226, 75, 0.95), inset 0 -2px 0 rgba(0,0,0,0.25);
}

/* Slightly tighter layout on very small screens */
@media (max-width: 430px) {
  .touch-btn { width: 52px; height: 52px; font-size: 20px; }
  .touch-shoot { width: 84px; height: 84px; font-size: 15px; }
}