#stage {
  position: relative;
  width: 480px;
  max-width: 88vw;
  height: 300px;
  margin: 30px auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
canvas { display: block; }

#formulaWrap {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: 38px;
  height: 22px; /* জায়গা ছোট করা হয়েছে */
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

#formulaText {
  display: inline-block;
  white-space: nowrap;
  font-family: 'Noto Serif Bengali', 'Noto Sans Bengali', serif;
  font-size: 14px; /* ফন্ট সাইজ ছোট করা হয়েছে */
  letter-spacing: 0.01em;
  color: rgba(235,235,222,0.92);
  text-shadow: 0 0 3px rgba(235,235,222,0.25);
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1.7s ease-in-out, transform 0.3s ease-out;
  transform-origin: center center;
  will-change: transform;
}

#replayBtn {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  background: transparent;
  color: #d8d8c8;
  border: 1px solid rgba(216,216,200,0.4);
  padding: 8px 18px;
  border-radius: 20px;
  font-family: sans-serif;
  font-size: 13px;
  letter-spacing: 0.05em;
  cursor: pointer;
  opacity: 0.85;
}
#replayBtn:hover { background: rgba(216,216,200,0.1); }