/* Documenting AGI — cinematic museum entry point and full-screen viewer. */

body.cinematic-museum-open {
  overflow: hidden;
}

body.cinematic-museum-open .news-ticker,
body.cinematic-museum-open .live-news-banner {
  display: none !important;
}

.cinematic-museum button:focus-visible,
.cinematic-museum a:focus-visible {
  outline: 3px solid #e6c57f;
  outline-offset: 3px;
}

.cinematic-museum[hidden] {
  display: none;
}

.cinematic-museum {
  position: fixed;
  z-index: 1000;
  inset: 0;
  overflow: hidden;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  background: #ffffff;
  color: #111111;
}

.cinematic-museum-canvas {
  display: block;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  border: 0;
  outline: 0;
  touch-action: none;
}

.cinematic-museum-bar {
  position: absolute;
  z-index: 4;
  top: 18px;
  left: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  pointer-events: none;
}

.cinematic-museum-bar > div:first-child {
  display: grid;
  gap: 2px;
  padding: 10px 14px;
  border: 1px solid #111111;
  border-radius: 4px;
  background: #ffffff;
  color: #111111;
}

.cinematic-museum-bar span {
  color: #6b6b6b;
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.cinematic-museum-bar strong {
  font-size: 14px;
  letter-spacing: 0.04em;
}

.cinematic-museum-actions {
  display: flex;
  gap: 8px;
  pointer-events: auto;
}

.cinematic-museum-actions button {
  padding: 10px 14px;
  border: 1px solid #111111;
  border-radius: 4px;
  background: #ffffff;
  color: #111111;
  font: inherit;
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  pointer-events: auto;
}

.cinematic-museum-actions button[aria-pressed="true"] {
  border-color: #111111;
  background: #111111;
  color: #ffffff;
}

.cinematic-museum-actions .cinematic-sound-toggle {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 50%;
}

.cinematic-sound-toggle svg {
  width: 19px;
  height: 19px;
  overflow: visible;
}

.cinematic-sound-speaker {
  fill: currentColor;
}

.cinematic-sound-waves,
.cinematic-sound-muted {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.cinematic-sound-toggle[aria-pressed="true"] .cinematic-sound-muted,
.cinematic-sound-toggle[aria-pressed="false"] .cinematic-sound-waves {
  display: none;
}

/* ---------- wall label: the image of the event + one sentence ---------- */
/* Ink on a white hall: the label is the only dark mass on screen, so it lands
   as an event rather than as a caption you have to go looking for. */
.cinematic-exhibit-card {
  position: absolute;
  left: 50%;
  bottom: 92px;
  z-index: 6;
  display: flex;
  gap: 18px;
  align-items: stretch;
  width: min(600px, calc(100vw - 40px));
  padding: 18px 22px 18px 18px;
  border-radius: 6px;
  background: #111111;
  color: #ffffff;
  box-shadow: 0 26px 60px -28px rgba(0, 0, 0, 0.7);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 18px) scale(0.985);
  transition: opacity 260ms ease, transform 260ms cubic-bezier(0.16, 0.9, 0.28, 1);
}

.cinematic-exhibit-card.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}

/* The accent that marks the floor marks the label too, so arriving on a spot
   and the card appearing read as the same event. */
.cinematic-exhibit-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 6px 0 0 6px;
  background: #ff842a;
  transform: scaleY(0);
  transform-origin: 50% 0;
  transition: transform 320ms cubic-bezier(0.16, 0.9, 0.28, 1) 60ms;
}

.cinematic-exhibit-card.is-visible::before {
  transform: scaleY(1);
}

.cinematic-exhibit-card img {
  flex: none;
  width: 86px;
  height: 108px;
  object-fit: cover;
  border-radius: 3px;
  background: #ffffff;
}

.cinematic-exhibit-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.cinematic-exhibit-card p:first-child {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ff842a;
}

/* The running count is context, not headline - it steps back from the date. */
.cinematic-exhibit-card #cinematic-exhibit-position {
  padding-left: 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.12em;
}

.cinematic-exhibit-card h2 {
  margin: 0 0 7px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.14;
  text-wrap: balance;
}

.cinematic-exhibit-card #cinematic-exhibit-summary {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.74);
}

.cinematic-exhibit-card a {
  align-self: flex-start;
  margin-top: 12px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 132, 42, 0.75);
  border-radius: 999px;
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease;
}

.cinematic-exhibit-card a:hover {
  background: #ff842a;
  color: #111111;
}

.cinematic-exhibit-card a[hidden] {
  display: none;
}

/* ---------- bottom key legend ---------- */
.cinematic-museum-help {
  position: absolute;
  left: 50%;
  bottom: 26px;
  z-index: 6;
  display: flex;
  gap: 26px;
  transform: translateX(-50%);
  color: #111111;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  pointer-events: none;
}

.cinematic-museum-help span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cinematic-museum-help kbd {
  display: inline-grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 4px;
  border: 1px solid #111111;
  border-radius: 3px;
  background: #ffffff;
  font: inherit;
  font-size: 10px;
}

.cinematic-touch-controls {
  position: absolute;
  z-index: 5;
  right: 18px;
  bottom: 18px;
  display: none;
  grid-template-columns: repeat(3, 44px);
  grid-template-rows: repeat(2, 44px);
  gap: 5px;
}

.cinematic-touch-controls button {
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 12px;
  background: rgba(12, 15, 19, 0.74);
  color: #fff;
  font-size: 16px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  touch-action: none;
}

.cinematic-touch-controls button[data-move="forward"] {
  grid-column: 2;
}

.cinematic-touch-controls button[data-move="left"] {
  grid-column: 1;
  grid-row: 2;
}

.cinematic-touch-controls button[data-move="backward"] {
  grid-column: 2;
  grid-row: 2;
}

.cinematic-touch-controls button[data-move="right"] {
  grid-column: 3;
  grid-row: 2;
}

.cinematic-loading {
  position: absolute;
  z-index: 9;
  left: 50%;
  bottom: 32px;
  margin: 0;
  padding: 9px 13px;
  border-radius: 999px;
  background: rgba(10, 13, 17, 0.78);
  color: rgba(17, 17, 17, 0.82);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: translateX(-50%);
  transition: opacity 220ms ease;
}

.cinematic-loading.is-ready {
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 760px) {
  .cinematic-museum-bar {
    top: max(10px, env(safe-area-inset-top));
    left: max(10px, env(safe-area-inset-left));
    right: max(10px, env(safe-area-inset-right));
  }

  .cinematic-museum-bar > div:first-child {
    display: none;
  }

  .cinematic-museum-actions {
    margin-left: auto;
  }

  .cinematic-museum-actions #cinematic-tour {
    display: none;
  }

  .cinematic-museum-actions #cinematic-close {
    padding: 9px 12px;
    font-size: 10px;
  }

  .cinematic-exhibit-card {
    left: 50%;
    bottom: calc(126px + env(safe-area-inset-bottom));
    gap: 12px;
    width: min(390px, calc(100vw - 20px - env(safe-area-inset-left) - env(safe-area-inset-right)));
    padding: 13px 14px;
  }

  .cinematic-exhibit-card > p:last-of-type {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }

  .cinematic-museum-help {
    display: none;
  }

  .cinematic-touch-controls {
    display: grid;
    right: max(12px, env(safe-area-inset-right));
    bottom: max(12px, env(safe-area-inset-bottom));
  }
}

@media (max-width: 760px) and (orientation: portrait) {
  .cinematic-museum-actions button {
    min-height: 42px;
  }

  .cinematic-exhibit-card img {
    width: 66px;
    height: 84px;
  }

  .cinematic-exhibit-card h2 {
    font-size: 17px;
  }

  .cinematic-exhibit-card #cinematic-exhibit-summary {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    font-size: 11px;
    line-height: 1.4;
  }

  .cinematic-touch-controls {
    grid-template-columns: repeat(3, 48px);
    grid-template-rows: repeat(2, 48px);
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cinematic-loading {
    transition-duration: 0.01ms !important;
  }
}