body {
  font-family: -apple-system, "Hiragino Sans", sans-serif;
  background: #0c0d16;
  color: #eee;
  margin: 0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

h1 {
  margin: 0 0 10px 0;
  font-size: 24px;
  letter-spacing: 0.14em;
  color: #ffd33d;
  text-shadow: 0 2px 0 #00000080, 0 0 18px #ff8a3d50;
}

#stage-wrap { position: relative; }

#game {
  display: block;
  border: 3px solid #2a2c44;
  border-radius: 4px;
  background: #1b1330;
  image-rendering: auto;
}

#message {
  position: absolute;
  top: 30%;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 56px;
  font-weight: 900;
  font-style: italic;
  color: #ffd33d;
  text-shadow: 0 4px 0 #000000a0, 0 0 24px #ff5a1f80;
  pointer-events: none;
  opacity: 0;
  transition: opacity 140ms;
  letter-spacing: 0.04em;
}
#message.show { opacity: 1; }
#message .sub {
  display: block;
  font-size: 20px;
  color: #fff;
  margin-top: 12px;
  font-weight: bold;
  font-style: normal;
  text-shadow: 0 2px 0 #000000a0;
}

#controls {
  margin-top: 12px;
  width: 960px;
  box-sizing: border-box;
  font-size: 13px;
  color: #b9bad0;
  line-height: 1.7;
}
#controls .cols { display: flex; gap: 14px; }
#controls .col {
  flex: 1;
  background: #16182a;
  border-radius: 8px;
  padding: 8px 12px;
}
#controls .who { font-weight: bold; margin-bottom: 2px; letter-spacing: 0.04em; }
#controls .who.p1 { color: #6fd0ff; }
#controls .who.p2 { color: #ff8a8a; }
#controls .moves {
  margin-top: 10px;
  text-align: center;
  background: #16182a;
  border-radius: 8px;
  padding: 8px 10px;
}
#controls .moves .super { color: #ffd33d; font-weight: bold; }
#controls .hint { margin-top: 8px; text-align: center; color: #8a8ca6; font-size: 12px; }
#controls b {
  color: #ffd33d;
  background: #262844;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: bold;
  white-space: nowrap;
}
#controls > div:last-child { margin-top: 8px; text-align: center; }