#app {
  height: 100%;
  display: flex;
  flex-direction: column;
}

html.embed-mode,
html.embed-mode body {
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #0c0f14;
}

html.embed-mode #app {
  height: 100%;
  min-height: 100vh;
  min-height: 100dvh;
}

html.embed-mode .top-bar {
  display: none;
}

html.embed-mode #panorama {
  flex: 1 1 auto;
  min-height: 0;
}

html.embed-mode .route-nav {
  padding: 0.35rem 0.5rem;
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: var(--skin-bg-overlay, rgba(12, 15, 20, 0.85));
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

#app.skin-toolbar-bottom {
  flex-direction: column-reverse;
}

#app.skin-toolbar-bottom .top-bar {
  border-bottom: none;
  border-top: 1px solid var(--border);
}

html.skin-preset-light .top-bar h1,
html.skin-preset-light .scene-panel h2 {
  color: var(--text);
}

html.skin-preset-estate .top-bar h1 {
  color: var(--text);
}

html.skin-preset-hotel .top-bar h1 {
  font-family: Georgia, 'Times New Roman', serif;
  letter-spacing: 0.02em;
}

html.skin-preset-flyover-3d .top-bar {
  font-size: 0.95rem;
}

html.skin-preset-flyover-3d .top-bar__actions button {
  min-width: 2.25rem;
}

html.skin-preset-estate-complete .top-bar h1 {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 600;
  letter-spacing: 0.04em;
}

html.skin-preset-estate-complete .badge {
  border-color: var(--accent);
  color: var(--accent);
}

html.skin-preset-restaurant .top-bar h1 {
  font-weight: 600;
}

html.skin-preset-showroom .top-bar__actions button {
  min-width: 2.5rem;
  font-size: 1.1rem;
}

html.skin-preset-nature .top-bar h1 {
  color: var(--accent);
}

html.skin-preset-portfolio .top-bar {
  border-bottom-width: 1px;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

html.skin-preset-portfolio .top-bar__actions button.ghost {
  border-color: var(--border);
  color: var(--text);
}

.route-nav {
  background: var(--skin-bg-overlay, rgba(12, 15, 20, 0.92));
}

.top-bar h1 {
  font-size: 1rem;
  font-weight: 600;
}

.top-bar__info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.top-bar__actions {
  display: flex;
  gap: 0.4rem;
}

#panorama {
  flex: 1;
  min-height: 0;
  position: relative;
  touch-action: none;
  z-index: 1;
}

#panorama .panorama-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
}

.scene-panel {
  position: fixed;
  top: 52px;
  right: 0;
  width: min(280px, 90vw);
  height: calc(100% - 52px);
  background: var(--bg-elevated);
  border-left: 1px solid var(--border);
  padding: 1rem;
  z-index: 20;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: var(--text-muted) transparent;
}

.scene-panel::-webkit-scrollbar {
  width: 8px;
}

.scene-panel::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.scene-panel h2 {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.scene-panel ul {
  list-style: none;
}

.scene-panel li button {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 1px solid transparent;
  margin-bottom: 0.35rem;
}

.scene-panel li button:hover,
.scene-panel li button.active {
  background: var(--bg-hover);
  border-color: var(--border);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 30;
  padding: 1rem;
}

.modal__card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  max-width: 420px;
  width: 100%;
}

.modal__card h3 {
  margin-bottom: 0.5rem;
}

.modal__card p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.loading {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  z-index: 30;
  pointer-events: none;
}

.loading:not(.hidden) {
  pointer-events: auto;
}

.loading__spinner {
  width: 36px;
  height: 36px;
  border: 2px solid rgba(255, 255, 255, 0.12);
  border-top-color: rgba(255, 255, 255, 0.75);
  border-radius: 50%;
  animation: loading-spin 0.85s linear infinite;
}

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

.error-banner {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  max-width: 36rem;
  margin: 0 auto;
  padding: 0.75rem 1rem;
  background: rgba(180, 40, 40, 0.92);
  color: #fff;
  border-radius: 8px;
  z-index: 50;
  font-size: 0.9rem;
  line-height: 1.4;
}

.hidden {
  display: none !important;
}

.scene-select {
  max-width: min(280px, 45vw);
  font-size: 0.78rem;
  padding: 0.35rem 0.5rem;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
}

@media (max-width: 600px) {
  .top-bar h1 {
    font-size: 0.9rem;
  }
}

.viewer-brand {
  position: fixed;
  right: 0.65rem;
  bottom: 0.5rem;
  z-index: 40;
  padding: 0.2rem 0.45rem;
  font-size: 0.65rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--text-muted);
  background: var(--skin-bg-overlay, rgba(12, 15, 20, 0.72));
  border: 1px solid var(--border);
  border-radius: 999px;
  opacity: 0.85;
  pointer-events: auto;
}

.viewer-brand:hover {
  color: var(--text);
  opacity: 1;
}

html.skin-white-label .viewer-brand {
  display: none !important;
}

html.skin-hide-default-chrome .top-bar {
  display: none !important;
}

#app.skin-hide-default-chrome .top-bar {
  display: none !important;
}

html.embed-mode .viewer-brand {
  bottom: 0.35rem;
  right: 0.35rem;
}

/* Custom skin overlay elements (B0.2) */
#app {
  position: relative;
}

.skin-overlay-root {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 25;
}

.skin-overlay {
  position: absolute;
  box-sizing: border-box;
  pointer-events: auto;
  overflow: hidden;
}

.skin-overlay--button,
.skin-overlay__btn {
  container-type: size;
  display: inline-flex;
  flex-direction: row;
  align-items: var(--skin-btn-content-align, center);
  justify-content: center;
  gap: var(--skin-btn-gap, 0.25rem);
  padding: 0.15rem 0.45rem;
  min-width: 2rem;
  min-height: 1.75rem;
  border-radius: var(--radius, 8px);
  border: 1px solid var(--border, #2a3142);
  background: var(--skin-bg-overlay, rgba(12, 15, 20, 0.85));
  color: var(--skin-btn-color, var(--text, #e8ecf4));
  font-family: var(--skin-btn-font-family, inherit);
  font-size: var(--skin-btn-font-size, min(12px, 85cqmin));
  font-weight: 600;
  letter-spacing: var(--skin-btn-letter-spacing, 0);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.skin-overlay--button:hover,
.skin-overlay__btn:hover {
  border-color: var(--skin-overlay-accent, var(--accent, #3b82f6));
  background: color-mix(in srgb, var(--skin-overlay-accent, var(--accent, #3b82f6)) 25%, var(--skin-bg-overlay, rgba(12, 15, 20, 0.85)));
}

.skin-overlay--text,
.skin-overlay__text {
  display: flex;
  align-items: center;
  padding: 0.1rem 0.35rem;
  pointer-events: none;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.65);
}

.skin-overlay--logo,
.skin-overlay__logo,
.skin-overlay--image,
.skin-overlay__image {
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.skin-overlay__logo-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.skin-overlay--container,
.skin-overlay__container {
  border: 1px dashed var(--border, #2a3142);
  border-radius: var(--radius, 8px);
  pointer-events: none;
}

.skin-overlay--placeholder {
  font-size: 0.7rem;
  color: var(--text-muted);
  opacity: 0.7;
}

.skin-overlay__icon {
  font-size: 1.1em;
  line-height: 1;
}

.skin-overlay__label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: var(--skin-btn-text-align, center);
  flex: 1 1 auto;
  min-width: 0;
}

/* Hanging callout pointer tails */
.skin-overlay[class*='skin-overlay--pointer-'] {
  overflow: visible;
}

.skin-overlay--text[class*='skin-overlay--pointer-'] {
  background: var(--skin-pointer-color, rgba(0, 0, 0, 0.72));
  border-radius: var(--radius, 8px);
  padding: 0.35rem 0.55rem;
  text-shadow: none;
}

.skin-overlay--pointer-bottom::after,
.skin-overlay--pointer-top::after,
.skin-overlay--pointer-left::after,
.skin-overlay--pointer-right::after {
  content: '';
  position: absolute;
  width: 0;
  height: 0;
  pointer-events: none;
  border: 6px solid transparent;
}

.skin-overlay--pointer-bottom::after {
  border-top-color: var(--skin-pointer-color);
  bottom: -6px;
  left: var(--skin-pointer-offset, 50%);
  transform: translateX(-50%);
}

.skin-overlay--pointer-top::after {
  border-bottom-color: var(--skin-pointer-color);
  top: -6px;
  left: var(--skin-pointer-offset, 50%);
  transform: translateX(-50%);
}

.skin-overlay--pointer-left::after {
  border-right-color: var(--skin-pointer-color);
  left: -6px;
  top: var(--skin-pointer-offset, 50%);
  transform: translateY(-50%);
}

.skin-overlay--pointer-right::after {
  border-left-color: var(--skin-pointer-color);
  right: -6px;
  top: var(--skin-pointer-offset, 50%);
  transform: translateY(-50%);
}

/* —— Free / test watermark on panorama —— */
.tour-watermark {
  position: absolute;
  inset: 0;
  z-index: 12;
  pointer-events: none;
  overflow: hidden;
}

.tour-watermark__tiles {
  position: absolute;
  inset: -40%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem 3rem;
  transform: rotate(-24deg);
  opacity: 0.2;
  user-select: none;
}

.tour-watermark__tiles span {
  font-size: clamp(1.1rem, 4.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  text-align: center;
  white-space: nowrap;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}

.tour-watermark__badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  pointer-events: auto;
  padding: 0.35rem 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(8, 12, 18, 0.72);
  color: #e8ecf4;
  cursor: pointer;
  backdrop-filter: blur(6px);
}

.tour-watermark__badge:hover {
  border-color: rgba(88, 166, 255, 0.65);
  color: #fff;
}

.tour-watermark-dialog {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(4, 8, 14, 0.72);
}

.tour-watermark-dialog__card {
  width: min(100%, 22rem);
  padding: 1rem 1.1rem;
  border-radius: 10px;
  border: 1px solid var(--border, #30363d);
  background: var(--bg-elevated, #161b22);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.tour-watermark-dialog__title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.tour-watermark-dialog__hint {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  color: var(--text-muted, #8b949e);
  line-height: 1.45;
}

.tour-watermark-dialog__input {
  width: 100%;
  margin-bottom: 0.35rem;
  padding: 0.45rem 0.55rem;
  font-size: 0.85rem;
  border-radius: 6px;
  border: 1px solid var(--border, #30363d);
  background: var(--bg, #0d1117);
  color: var(--text, #e6edf3);
}

.tour-watermark-dialog__error {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  color: #f85149;
}

.tour-watermark-dialog__error.hidden {
  display: none;
}

.tour-watermark-dialog__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.editor-watermark-unlock {
  margin-top: 0.65rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border-subtle, #30363d);
}

.editor-watermark-unlock__row {
  display: flex;
  gap: 0.35rem;
  margin-top: 0.35rem;
}

.editor-watermark-unlock__row input {
  flex: 1;
  min-width: 0;
}

.editor-watermark-unlock--ok .editor-watermark-unlock__status {
  color: var(--success, #3fb950);
}