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

#panorama {
  width: 100vw;
  height: 100vh;
  background: #fff;
}

#initial-loader {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  color: #333;
  opacity: 1;
  transition: opacity 300ms ease;
}

#initial-loader.is-hidden { opacity: 0; pointer-events: none; }

.loader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
}

.loader-title { font-size: 26px; font-weight: 500; letter-spacing: 0.2px; }
.loader-subtitle { font-size: 16px; font-weight: 400; color: #555; }

.loader-spinner {
  width: 34px;
  height: 34px;
  margin-top: 8px;
  border: 3px solid #ddd;
  border-top-color: #777;
  border-radius: 50%;
  animation: loader-spin 0.9s linear infinite;
}

@keyframes loader-spin { to { transform: rotate(360deg); } }

.pnlm-controls,
.pnlm-zoom-controls,
.pnlm-fullscreen-toggle-button,
.pnlm-compass,
.pnlm-about-msg,
.pnlm-load-box,
.pnlm-load-button,
.pnlm-lbar,
.pnlm-lmsg,
.pnlm-title-box,
.pnlm-author-box {
  display: none !important;
  opacity: 0 !important;
  visibility: hidden !important;
}

.custom-link-hotspot {
  background: transparent !important;
  border: 0 !important;
  cursor: pointer;
}

.custom-link-hotspot-root {
  width: 72px;
  height: 72px;
  background: transparent !important;
  border: 0 !important;
  cursor: pointer;
  outline: none;
}

.custom-link-hotspot-inner {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.custom-link-hotspot-image {
  width: 72px;
  height: 72px;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 2px 5px rgba(0,0,0,0.38));
  user-select: none;
  pointer-events: none;
}

@media (max-width: 768px) {
  .custom-link-hotspot-root,
  .custom-link-hotspot-inner,
  .custom-link-hotspot-image { width: 64px; height: 64px; }
  .loader-title { font-size: 24px; }
  .loader-subtitle { font-size: 15px; }
}