:root{
  --overlay-bg: rgba(0,0,0,0.78);
  --accent: #4cd964;
  --text: #fff;
  --btn-bg: #111;
}

html,body {
  height:100%; margin:0; padding:0;
  background:#000; color:var(--text);
  font-family: Inter, system-ui, Arial, sans-serif;
  overflow:hidden;
}

#gameCanvas {
  display:block;
  width:100vw; height:100vh;
  background: url('background.png') center center / cover no-repeat;
}

/* Wallet top-left */
#wallet-container {
  position:fixed; top:12px; left:12px;
  z-index:4000; display:flex; gap:8px; align-items:center;
}
#wallet-container button {
  background:var(--btn-bg); color:var(--text);
  border:1px solid rgba(255,255,255,0.08);
  padding:8px 12px; border-radius:8px;
  cursor:pointer; font-size:14px;
}
#walletAddress { font-size:14px; color:var(--text); }

/* Overlay */
.overlay {
  position:fixed; inset:0;
  display:flex; justify-content:center; align-items:center;
  z-index:3000;
  background:var(--overlay-bg);
  text-align:center; padding:20px;
}

/* Poem & Disclaimer */
.introPoem {
  max-width:900px;
  font-size:22px;
  line-height:1.45;
  color:var(--text);
  white-space:pre-line;
}
#disclaimerText {
  margin-top:25px;
  font-size:16px;
  color:#bbb;
  font-style:italic;
}
.fade-line {
  opacity:0; transform: translateY(6px);
  animation: fadeInLine 800ms ease forwards;
}
@keyframes fadeInLine {
  to { opacity:1; transform:translateY(0); }
}

/* Start Game */
.start-centered {
  margin-top:50px;
  padding:12px 24px;
  font-size:18px;
  border-radius:10px;
  background:var(--btn-bg);
  color:var(--text);
  border:1px solid rgba(255,255,255,0.08);
  cursor:pointer;
}

/* Score */
#scoreBoard {
  position:fixed; top:40px; left:50%;
  transform:translateX(-50%);
  z-index:3500;
  font-size:28px; font-weight:700;
  text-shadow:0 2px 10px rgba(0,0,0,0.8);
  color:var(--text);
}

/* Game Over UI */
.game-over-ui {
  position:fixed; top:50%; left:50%;
  transform:translate(-50%,-50%);
  z-index:3500; text-align:center;
}
.gameOverText {
  font-size:26px; margin-bottom:30px;
  white-space:pre-line;
  opacity:0; transform: translateY(6px);
}
.gameOverText.fade-in { animation: gameOverFade 900ms ease forwards; }
@keyframes gameOverFade {
  to { opacity:1; transform:translateY(0); }
}

/* Try Again button */
.try-again {
  font-size:22px; font-weight:bold;
  padding:14px 28px;
  border-radius:10px;
  background:#fff; color:#000;
  border:2px solid #000;
  cursor:pointer;
}

/* TX small bottom-left */
.txStatus {
  position:fixed;
  left:12px; bottom:12px;
  z-index:4000;
  font-size:13px;
  color:var(--accent);
}

/* Utilities */
.hidden { display:none !important; }

/* Responsive */
@media (max-width:480px){
  .introPoem { font-size:18px; }
  .start-centered,.try-again { font-size:18px; padding:12px 20px; }
  #scoreBoard { font-size:20px; top:18px; }
  #wallet-container button { padding:6px 10px; font-size:13px; }
}