html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: #000;
  overflow: hidden;
}

#unity-container {
  position: fixed;
  inset: 0;
}

#unity-canvas {
  display: block;
  width: 100%;
  height: 100%;
  background: #000;
}

#loading-screen {
  position: fixed;
  inset: 0;
  background: #000;
}

.loading-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('loading-background.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}

.loading-bar-bg {
  position: absolute;
  left: 50%;
  top: 58%;
  transform: translate(-50%, -50%);
  width: 63vh;
  max-width: 95%;
  height: auto;
  object-fit: contain;
  z-index: 1;
  pointer-events: none;
}

.loading-bar-container {
  position: absolute;
  left: 50%;
  top: 58%;
  transform: translate(-50%, -50%);
  height: 7vh;
  width: 57.31vh;
  max-width: 90%;
  overflow: hidden;
  z-index: 2;
}

.loading-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 0%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
  transition: width 0.2s ease;
  z-index: 2;
}

.loading-handle {
  position: absolute;
  top: 50%;
  left: 0%;
  height: 93.42%;
  width: auto;
  transform: translate(-50%, -50%);
  object-fit: contain;
  transition: left 0.2s ease;
  z-index: 3;
  pointer-events: none;
}


/* iOS overlays (orientation + toolbar hint) */
.ios-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.75);
  z-index: 9999;
  text-align: center;
  -webkit-user-select: none;
  user-select: none;
}

.ios-overlay-card {
  max-width: 520px;
  width: 100%;
  padding: 18px 16px;
  border-radius: 14px;
  background: rgba(20, 20, 20, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

.ios-overlay-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.ios-overlay-body {
  font-size: 14px;
  line-height: 1.35;
  opacity: 0.95;
}

.ios-overlay--tap {
  cursor: pointer;
}