html,
body {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
  overflow: hidden;
  background: #02040d;
  color: #eef7ff;
  font-family: Arial, Helvetica, sans-serif;
}

#unity-shell {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: linear-gradient(180deg, #06101d 0%, #02040d 100%);
}

#unity-container {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
}

#unity-canvas {
  width: 100%;
  height: 100%;
  display: block;
  background: #02040d;
  touch-action: none;
}

#unity-loading-bar {
  position: absolute;
  left: 50%;
  top: 50%;
  display: none;
  width: min(360px, 70vw);
  transform: translate(-50%, -50%);
  flex-direction: column;
  align-items: stretch;
  gap: 14px;
}

#unity-loading-title {
  text-align: center;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0;
}

#unity-progress-bar-empty {
  width: 100%;
  height: 12px;
  overflow: hidden;
  border: 1px solid rgba(148, 236, 255, 0.55);
  background: rgba(255, 255, 255, 0.1);
}

#unity-progress-bar-full {
  width: 0%;
  height: 100%;
  background: #35ffcf;
  box-shadow: 0 0 18px rgba(53, 255, 207, 0.8);
}

#unity-warning {
  position: absolute;
  left: 50%;
  top: max(16px, env(safe-area-inset-top));
  display: none;
  max-width: min(760px, calc(100vw - 32px));
  transform: translateX(-50%);
  z-index: 4;
}

.unity-banner-warning,
.unity-banner-error {
  padding: 10px 14px;
  margin-bottom: 8px;
  color: #10131c;
  background: #ffe27a;
}

.unity-banner-error {
  color: #fff;
  background: #c92020;
}

#unity-fullscreen-button {
  position: absolute;
  right: max(14px, env(safe-area-inset-right));
  bottom: max(14px, env(safe-area-inset-bottom));
  z-index: 3;
  min-width: 164px;
  min-height: 42px;
  border: 1px solid rgba(148, 236, 255, 0.48);
  background: rgba(2, 8, 18, 0.72);
  color: #eef7ff;
  font: 700 14px Arial, Helvetica, sans-serif;
}

@media (max-width: 900px), (max-height: 500px) {
  #unity-fullscreen-button {
    left: max(8px, env(safe-area-inset-left));
    right: auto;
    bottom: max(8px, env(safe-area-inset-bottom));
    width: 44px;
    min-width: 44px;
    height: 44px;
    min-height: 44px;
    overflow: hidden;
    color: transparent;
    font-size: 0;
  }

  #unity-fullscreen-button::before {
    content: "\26F6";
    color: #eef7ff;
    font-size: 22px;
    line-height: 1;
  }
}

#orientation-message {
  display: none;
}

@media (orientation: portrait) and (max-width: 900px) {
  #orientation-message {
    position: absolute;
    inset: 0;
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 28px;
    text-align: center;
    background: rgba(2, 4, 13, 0.94);
  }

  #orientation-message strong {
    font-size: 28px;
  }

  #orientation-message span {
    max-width: 280px;
    font-size: 16px;
    line-height: 1.35;
  }
}