body {
  margin: 0;
  background: #111;
  color: #fff;
  text-align: center;
  font-family: sans-serif;
}
.hidden {
  display: none !important;
}

.status {
  display: flex;
  justify-content: center;
  gap: 20px;
  font-size: 18px;
  margin-bottom: 10px;
}

canvas {
  overflow: hidden;
}

.controls button {
  margin: 5px;
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: #333;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}
.error { color: #f55; }
#auth-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.8);
  display: flex; align-items: center; justify-content: center;
}
.auth-box {
  background: #222; padding: 20px; border-radius: 8px; width: 280px;
}
.auth-box input {
  width: 100%; padding: 8px; margin: 8px 0;
  border: 1px solid #444; border-radius: 4px; background: #111; color: #fff;
}
.auth-box button {
  width: 100%; padding: 10px; background: #0a74da;
  border: none; border-radius: 4px; color: #fff; font-size: 16px;
}
.auth-box a { color: #0a74da; text-decoration: none; }