:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #11100d;
  color: #fff9ec;
  --panel: rgba(18, 16, 12, 0.92);
  --line: rgba(255, 249, 236, 0.2);
  --line-strong: rgba(255, 249, 236, 0.42);
  --accent: #d6af5c;
  --accent-ink: #251b09;
  --text-muted: rgba(255, 249, 236, 0.65);
}

* { box-sizing: border-box; }

html,
body,
.tour-shell,
.viewer {
  width: 100%;
  height: 100%;
  margin: 0;
}

body { overflow: hidden; }

button {
  font: inherit;
  -webkit-appearance: none;
  appearance: none;
}

.tour-shell {
  position: relative;
  min-height: 100svh;
  background: #11100d;
}

.viewer {
  position: absolute;
  inset: 0;
}

.topbar,
.scene-panel {
  position: absolute;
  z-index: 10;
  border: 1px solid var(--line);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.topbar {
  top: 16px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 5px;
  height: 44px;
  padding: 3px;
  border-radius: 6px;
  background: rgba(18, 16, 12, 0.82);
}

.tour-brand {
  height: 36px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 5px 0 2px;
}

.tour-brand__mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 3px;
  color: #201704;
  background: var(--accent);
  font-size: 10px;
  font-weight: 850;
}

.tour-brand__text {
  display: grid;
  gap: 1px;
  min-width: 104px;
}

.tour-brand__text strong {
  font-size: 12px;
  font-weight: 760;
  line-height: 1.15;
}

.tour-brand__text small {
  color: var(--text-muted);
  font-size: 9px;
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
}

.toolbar {
  display: flex;
  gap: 4px;
}

.icon-button {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: #fff9ec;
  background: rgba(255, 249, 236, 0.06);
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.icon-button:hover,
.icon-button:focus-visible,
.icon-button.is-active {
  border-color: var(--accent);
  background: rgba(214, 175, 92, 0.18);
}

.icon-button:active { transform: translateY(1px); }

.icon-button svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-button--rooms {
  width: auto;
  grid-template-columns: 18px auto;
  gap: 5px;
  padding: 0 9px;
}

.icon-button--rooms .icon-button__label {
  font-size: 11px;
  font-weight: 760;
}

.icon-button--small {
  width: 30px;
  height: 30px;
}

.icon-button--small svg {
  width: 16px;
  height: 16px;
}

.scene-panel {
  right: 16px;
  bottom: 16px;
  left: 16px;
  width: auto;
  padding: 9px;
  border-radius: 6px;
  background: var(--panel);
  transform-origin: bottom center;
  transition: opacity 170ms ease, transform 170ms ease, visibility 170ms ease;
}

body:not(.is-navigator-open) .scene-panel {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.scene-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 1px 1px 8px 3px;
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

.scene-panel__header > div {
  display: flex;
  align-items: baseline;
  gap: 9px;
  min-width: 0;
}

.scene-panel__header strong {
  overflow: hidden;
  color: #fff9ec;
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0;
  line-height: 1.2;
  text-overflow: ellipsis;
  text-transform: none;
  white-space: nowrap;
}

.route-strip,
.scene-list {
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-color: rgba(214, 175, 92, 0.72) transparent;
  -webkit-overflow-scrolling: touch;
}

.route-strip {
  gap: 5px;
  min-height: 31px;
  margin: 0 0 8px;
  padding: 4px;
  border: 1px solid rgba(255, 249, 236, 0.13);
  border-radius: 4px;
  background: rgba(255, 249, 236, 0.035);
}

.route-step {
  flex: 0 0 auto;
  padding: 0 8px;
  border: 0;
  border-radius: 3px;
  color: var(--text-muted);
  background: transparent;
  cursor: pointer;
  font-size: 10px;
  font-weight: 760;
  line-height: 21px;
  text-transform: uppercase;
}

.route-step:hover,
.route-step:focus-visible {
  color: #fff9ec;
  background: rgba(255, 249, 236, 0.09);
}

.route-step.is-active,
.route-step[aria-current="true"] {
  color: var(--accent-ink);
  background: var(--accent);
}

.route-strip__connector {
  flex: 0 0 14px;
  align-self: center;
  height: 1px;
  background: rgba(255, 249, 236, 0.28);
}

.scene-list {
  gap: 7px;
  padding-bottom: 2px;
  scroll-snap-type: x proximity;
}

.scene-card {
  flex: 0 0 182px;
  display: grid;
  grid-template-columns: 73px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  min-width: 0;
  min-height: 58px;
  padding: 5px;
  border: 1px solid rgba(255, 249, 236, 0.15);
  border-radius: 5px;
  color: #fff9ec;
  background: rgba(255, 249, 236, 0.045);
  cursor: pointer;
  scroll-snap-align: start;
  text-align: left;
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.scene-card:hover,
.scene-card:focus-visible {
  border-color: var(--line-strong);
  background: rgba(255, 249, 236, 0.1);
}

.scene-card:active { transform: translateY(1px); }

.scene-card.is-active,
.scene-card[aria-current="true"] {
  border-color: var(--accent);
  background: rgba(214, 175, 92, 0.16);
}

.scene-card img {
  width: 73px;
  height: 46px;
  object-fit: cover;
  border-radius: 3px;
}

.scene-card span {
  display: block;
  min-width: 0;
  overflow: hidden;
  color: #fff9ec;
  font-size: 11px;
  font-weight: 740;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.scene-card small {
  display: block;
  margin-top: 3px;
  overflow: hidden;
  color: var(--text-muted);
  font-size: 9px;
  font-weight: 600;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-hotspot-anchor {
  width: 0;
  height: 0;
}

.nav-hotspot {
  position: absolute;
  left: -22px;
  top: -22px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 2px solid rgba(255, 249, 236, 0.96);
  border-radius: 50%;
  color: var(--accent-ink);
  background: var(--accent);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  transition: background 160ms ease, box-shadow 160ms ease;
}

.nav-hotspot:hover,
.nav-hotspot:focus-visible {
  background: #fff9ec;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.5);
}

.nav-hotspot--viewpoint {
  border-radius: 8px;
  color: #fff9ec;
  background: rgba(34, 48, 43, 0.94);
  border-color: var(--accent);
}

.nav-hotspot--viewpoint:hover,
.nav-hotspot--viewpoint:focus-visible { background: #2f6657; }

.nav-hotspot__person,
.nav-hotspot__view {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-hotspot__person circle { fill: currentColor; stroke: none; }

.nav-hotspot::after {
  content: attr(data-label);
  position: absolute;
  left: 50%;
  top: calc(100% + 8px);
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: #fff9ec;
  background: rgba(18, 16, 12, 0.94);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -4px);
  transition: opacity 140ms ease, transform 140ms ease;
}

.nav-hotspot:hover::after,
.nav-hotspot:focus-visible::after {
  opacity: 1;
  transform: translate(-50%, 0);
}

.pnlm-tooltip span,
.pnlm-title-box,
.pnlm-author-box,
.pnlm-controls-container,
.pnlm-panorama-info,
.pnlm-about-msg { display: none !important; }

body.is-cinema-fullscreen .tour-shell {
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  width: 100vw;
  height: 100svh;
}

@media (max-width: 760px) {
  /* Pannellum ships with a pale checkerboard fallback. Safari can expose it
     through a WebGL repaint beneath overlay controls, so use the tour base. */
  .viewer.pnlm-container,
  .viewer .pnlm-render-container {
    background-color: #11100d;
    background-image: none;
  }

  .viewer.pnlm-container { contain: none; }

  .topbar,
  .scene-panel {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  /* Keep Safari's transient WebGL / iframe paint strictly behind an opaque
     * custom-control layer. Pannellum's own controls are disabled above. */
  .topbar {
    isolation: isolate;
    background: #12100c;
    box-shadow: 0 0 0 4px #11100d, 0 14px 32px rgba(0, 0, 0, 0.25);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
  }

  .topbar {
    top: 8px;
    left: 8px;
    height: 42px;
  }

  .tour-brand { height: 34px; }
  .tour-brand__mark { width: 28px; height: 28px; }
  .tour-brand__text { display: none; }
  .icon-button { width: 34px; height: 34px; }
  .icon-button--rooms {
    width: 34px;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0;
  }
  .icon-button--rooms .icon-button__label { display: none; }

  .scene-panel {
    right: 8px;
    bottom: 8px;
    left: 8px;
    padding: 8px;
  }

  .scene-panel__header { padding-bottom: 7px; }
  .route-strip { margin-bottom: 7px; }
  .scene-card { flex-basis: 166px; grid-template-columns: 66px minmax(0, 1fr); }
  .scene-card img { width: 66px; }
  .nav-hotspot { width: 42px; height: 42px; left: -21px; top: -21px; }
}

@media (max-width: 390px) {
  .route-step { padding-inline: 7px; }
  .scene-card { flex-basis: 154px; }
}