#overlay {
  position: fixed;
  inset: 0;
  z-index: 30;
  background:
    linear-gradient(
      180deg,
      rgba(20, 16, 12, 0.8),
      rgba(20, 16, 12, 0.72)
    );
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  color: #fffaf2;
  text-align: center;
  cursor: pointer;
}

#overlay.hidden {
  display: none;
}

#overlay-card {
  width: min(460px, 92vw);
  padding: 28px 24px;
  border-radius: 24px;
  background: rgba(245, 240, 235, 0.12);
  border: 1px solid rgba(245, 240, 235, 0.22);
  backdrop-filter: blur(12px);
}

#overlay h1 {
  margin: 0 0 12px;
  font-weight: 500;
  font-size: 28px;
  letter-spacing: 0.04em;
  line-height: 1.25;
}

#overlay p {
  margin: 10px 0;
  font-size: 15px;
  line-height: 1.55;
  opacity: 0.92;
}

#exhibition-author {
  font-size: 14px;
  color: #f0dcc8;
  opacity: 0.9;
}

#overlay .small {
  font-size: 13px;
  opacity: 0.72;
}

#music-toggle-wrap {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(245, 240, 235, 0.14);
  border: 1px solid rgba(245, 240, 235, 0.22);
  cursor: pointer;
  pointer-events: auto;
  font-size: 14px;
}

#music-toggle {
  width: 18px;
  height: 18px;
  accent-color: #8b4513;
  cursor: pointer;
}