:root {
  --bg: #0d0c0a;
  --panel: rgba(20, 19, 16, 0.95);
  --panel-2: rgba(32, 29, 24, 0.94);
  --border: rgba(255, 255, 255, 0.13);
  --text: #efe4d2;
  --muted: #aaa298;
  --faint: #746c61;
  --gold: #c9a84c;
  --brass: #a8864a;
  --fever: #d86a4f;
  --indigo: #959bcc;
  --blue: #5a9bd4;
  --rose: #dd6974;
  --violet: #9b7bd8;
  --plum: #c99a73;
  --copper: #bd7b45;
  --display: Georgia, "Times New Roman", serif;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  color: var(--text);
  background: var(--bg);
  font-family: var(--display);
}
#map {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: #080806;
}
#cinema-backdrop {
  position: fixed;
  inset: 0;
  z-index: 650;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
  background:
    radial-gradient(
      circle at var(--cinema-clear-x, 42%) var(--cinema-clear-y, 52%),
      rgba(239, 228, 207, 0.38),
      transparent 31%
    ),
    linear-gradient(
      90deg,
      rgba(239, 228, 207, 0.16),
      transparent 26%,
      transparent 72%,
      rgba(239, 228, 207, 0.12)
    );
}
.recording-mode #cinema-backdrop.open {
  opacity: 1;
  animation: cinemaPresence var(--cinema-duration, 3200ms) ease-in-out forwards;
}
#cinema-backdrop::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 5;
  background:
    radial-gradient(
      circle at var(--cinema-clear-x, 42%) var(--cinema-clear-y, 52%),
      rgba(239, 228, 207, 0.58),
      transparent 20%
    ),
    linear-gradient(
      180deg,
      rgba(239, 228, 207, 0.14),
      transparent 18%,
      transparent 78%,
      rgba(239, 228, 207, 0.12)
    );
  mix-blend-mode: screen;
}
#cinema-backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 6;
  opacity: 0.12;
  background:
    repeating-linear-gradient(
      0deg,
      rgba(40, 30, 20, 0.08) 0 1px,
      transparent 1px 4px
    ),
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.05) 0 1px,
      transparent 1px 7px
    );
  mix-blend-mode: multiply;
}
#cinema-backdrop-image {
  position: absolute;
  inset: -4vh -4vw;
  width: 108vw;
  height: 108vh;
  object-fit: cover;
  object-position: var(--cinema-position, center center);
  z-index: 4;
  opacity: var(--cinema-opacity, 0.46);
  filter: sepia(0.38) contrast(1.18) saturate(0.72) brightness(1.08);
  transform-origin: var(--cinema-origin, 68% 45%);
  transform: scale(1.01) translate3d(0, 0, 0);
  mix-blend-mode: multiply;
}
#cinema-backdrop-secondary {
  position: absolute;
  inset: -4vh -4vw;
  width: 108vw;
  height: 108vh;
  object-fit: cover;
  object-position: var(--cinema-secondary-position, center center);
  z-index: 4;
  opacity: 0;
  filter: sepia(0.34) contrast(1.16) saturate(0.72) brightness(1.08);
  transform-origin: var(--cinema-secondary-origin, 54% 45%);
  transform: scale(1.01) translate3d(0, 0, 0);
  mix-blend-mode: multiply;
}
#cinema-backdrop-secondary.has-secondary {
  opacity: 0;
}
#cinema-caption {
  position: absolute;
  top: 42px;
  right: 44px;
  z-index: 7;
  max-width: min(42vw, 720px);
  color: #20170f;
  text-align: right;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.55);
}
#cinema-caption-kicker {
  font:
    800 12px/1.1 "Avenir Next",
    "Helvetica Neue",
    sans-serif;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #785d35;
}
#cinema-caption-title {
  margin-top: 5px;
  font-size: clamp(22px, 1.85vw, 38px);
  line-height: 0.98;
  font-weight: 800;
}
#cinema-caption-credit {
  margin-top: 7px;
  color: rgba(32, 23, 15, 0.68);
  font:
    700 11px/1.25 "Avenir Next",
    "Helvetica Neue",
    sans-serif;
  letter-spacing: 0.04em;
}
.recording-mode #cinema-backdrop.open #cinema-backdrop-image {
  animation: cinemaZoom var(--cinema-duration, 9000ms) ease-out forwards;
}
.recording-mode #cinema-backdrop.open.has-secondary #cinema-backdrop-image {
  animation:
    cinemaPrimaryPresence var(--cinema-duration, 9000ms) ease-in-out forwards,
    cinemaZoom var(--cinema-duration, 9000ms) ease-out forwards;
}
.recording-mode #cinema-backdrop.open #cinema-backdrop-secondary.has-secondary {
  animation:
    cinemaSecondPresence var(--cinema-duration, 9000ms) ease-in-out forwards,
    cinemaSecondZoom var(--cinema-duration, 9000ms) ease-out forwards;
}
.leaflet-container {
  background: #080806 !important;
}
.leaflet-control-attribution {
  background: rgba(0, 0, 0, 0.4) !important;
  color: #8f887f !important;
}
#chrome {
  position: fixed;
  top: var(--atlas-public-chrome-top, 0px);
  left: 0;
  right: 0;
  z-index: 1000;
  display: grid;
  grid-template-columns: minmax(320px, 470px) 1fr;
  gap: 16px;
  padding: 14px 22px;
  background: linear-gradient(
    180deg,
    rgba(14, 13, 11, 0.97),
    rgba(14, 13, 11, 0.88)
  );
  border-bottom: 1px solid var(--border);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.48);
}
#brand h1 {
  margin: 0;
  font-size: clamp(28px, 3vw, 46px);
  line-height: 0.95;
}
#brand p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
#scenario-bar {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 9px;
  flex-wrap: wrap;
  overflow-x: visible;
  padding: 0 4px 8px;
  scroll-padding-inline: 8px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.station-group {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 6px 5px 8px;
  border: 1px solid rgba(231, 214, 184, 0.09);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.018);
}
.station-group-label {
  color: #c3c4cd;
  font: 800 10px/1 var(--display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}
.exhibit-controls {
  background: rgba(201, 168, 76, 0.045);
}
.scenario-btn,
#pause-btn,
#tour-btn,
#recording-btn,
#sound-btn,
#sources-btn,
#reset-btn {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted);
  padding: 8px 13px;
  font: 700 12px/1 var(--display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}
.scenario-btn:hover,
.scenario-btn.active,
#pause-btn:hover,
#tour-btn:hover,
#tour-btn.active,
#pause-btn.active,
#recording-btn:hover,
#recording-btn.active,
#sound-btn:hover,
#sound-btn.active,
#sources-btn:hover,
#sources-btn.active {
  color: var(--text);
  border-color: currentColor;
  background: color-mix(in srgb, currentColor 16%, transparent);
}
#pause-btn {
  color: var(--gold);
}
#tour-btn {
  color: #b4b9e5;
}
#recording-btn {
  color: #88a7bd;
}
#sound-btn {
  color: #c6a766;
}
#sources-btn {
  color: #d8c89b;
}
#pause-btn[aria-disabled="true"] {
  color: #5e584f;
  cursor: default;
  opacity: 0.58;
}
#reset-btn {
  color: #8f887f;
}
#video-pause-btn,
#video-sound-btn {
  position: fixed;
  top: 34px;
  z-index: 1200;
  display: none;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(32, 23, 15, 0.32);
  border-radius: 999px;
  background: rgba(252, 247, 236, 0.74);
  color: #20170f;
  box-shadow: 0 14px 38px rgba(72, 44, 20, 0.22);
  padding: 9px 14px 9px 16px;
  font:
    800 12px/1 "Avenir Next",
    "Helvetica Neue",
    sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(12px);
  touch-action: manipulation;
  user-select: none;
}
#video-pause-btn {
  left: 50%;
  transform: translateX(-50%);
}
#video-sound-btn {
  left: 44px;
}
.recording-mode.scenario-playing #video-pause-btn {
  display: flex;
}
.recording-mode #video-sound-btn {
  display: flex;
}
.recording-mode.paused #video-pause-btn {
  background: rgba(32, 23, 15, 0.94);
  color: #fcf7ec;
  border-color: rgba(32, 23, 15, 0.82);
}
.sound-enabled #video-sound-btn,
#sound-btn.active {
  background: rgba(32, 23, 15, 0.9);
  color: #fcf7ec;
  border-color: rgba(32, 23, 15, 0.72);
}
#video-pause-btn::before {
  content: "";
  width: 9px;
  height: 13px;
  border-left: 3px solid currentColor;
  border-right: 3px solid currentColor;
}
.recording-mode.paused #video-pause-btn::before {
  width: 0;
  height: 0;
  border-left: 10px solid currentColor;
  border-right: 0;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
}
#video-sound-btn::before {
  content: "";
  width: 12px;
  height: 12px;
  border-left: 8px solid currentColor;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  box-shadow: -5px 0 0 -2px currentColor;
}
#pause-btn,
#sound-btn,
#video-pause-btn,
#video-sound-btn {
  touch-action: manipulation;
  user-select: none;
}
.paused #cinema-backdrop,
.paused #cinema-backdrop-image,
.paused #cinema-backdrop-secondary,
.paused .active-route,
.paused .pulse-marker,
.paused .pirate-marker.active,
.paused .asset-card::before,
.paused .asset-card::after,
.paused .asset-img,
.paused #context-card.open #context-image {
  animation-play-state: paused !important;
}
#video-pause-hint {
  color: currentColor;
  opacity: 0.58;
  font-weight: 700;
  letter-spacing: 0.08em;
}
#video-sound-hint {
  color: currentColor;
  opacity: 0.58;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.exhibit-guide {
  margin: 14px 0 4px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}
.exhibit-guide summary {
  cursor: pointer;
  padding: 10px 0;
  color: var(--gold);
  font: 800 11px/1.2 var(--display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.exhibit-guide p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.42;
}
.mechanism-first {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.mechanism-first h3,
.module-browser h3 {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.mechanism-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
}
.mechanism-pill {
  min-width: 0;
  border: 1px solid rgba(231, 214, 184, 0.11);
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted);
  padding: 8px 9px;
  font-size: 12px;
  line-height: 1.15;
}
.module-browser {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.module-filters {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  margin-bottom: 10px;
}
.module-filters label {
  display: grid;
  gap: 4px;
  color: #8f887f;
  font: 800 9px/1.1 var(--display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.module-filters select {
  width: 100%;
  min-width: 0;
  border: 1px solid rgba(231, 214, 184, 0.13);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  padding: 7px 8px;
  font: 700 12px/1 var(--display);
}
#module-count {
  margin: 4px 0 8px;
  color: #8f887f;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
#module-list {
  display: grid;
  gap: 9px;
}
.module-card {
  border: 1px solid rgba(231, 214, 184, 0.12);
  background: rgba(255, 255, 255, 0.035);
  padding: 11px 12px;
}
.module-card h4 {
  margin: 0 0 4px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.14;
}
.module-meta,
.module-line,
.module-citation {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.34;
}
.module-meta {
  color: #9f968b;
}
.module-line {
  margin-top: 7px;
}
.module-line strong,
.module-citation strong {
  color: var(--gold);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.module-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 8px;
}
.module-badge {
  border: 1px solid rgba(201, 168, 76, 0.22);
  color: #d8c89b;
  padding: 4px 6px;
  font: 800 9px/1 var(--display);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.module-open {
  margin-top: 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(201, 168, 76, 0.09);
  color: var(--text);
  padding: 7px 10px;
  font: 800 10px/1 var(--display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}
#sources-drawer {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: 1300;
  width: min(480px, calc(100vw - 26px));
  padding: 20px 22px;
  background: rgba(21, 19, 15, 0.96);
  border-left: 1px solid var(--border);
  box-shadow: -24px 0 70px rgba(0, 0, 0, 0.55);
  color: var(--text);
  transform: translateX(104%);
  transition: transform 220ms ease;
  overflow-y: auto;
}
.sources-open #sources-drawer {
  transform: translateX(0);
}
.recording-mode #sources-drawer,
.recording-mode .exhibit-guide,
.recording-mode .mechanism-first,
.recording-mode #module-browser {
  display: none;
}
#sources-drawer header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}
#sources-drawer h2 {
  margin: 0;
  font-size: 26px;
  line-height: 1;
}
#sources-drawer p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.38;
}
#sources-close-btn {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  width: 34px;
  height: 34px;
  cursor: pointer;
  font: 800 18px/1 var(--display);
}
#sources-list {
  display: grid;
  gap: 11px;
}
.source-item {
  border: 1px solid rgba(231, 214, 184, 0.12);
  background: rgba(255, 255, 255, 0.035);
  padding: 12px 13px;
}
.source-item-title {
  margin: 0;
  font-size: 16px;
  line-height: 1.18;
}
.source-item-meta,
.source-item-where {
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}
.source-item-license {
  display: inline-block;
  margin-top: 9px;
  color: var(--gold);
  font: 800 10px/1 var(--display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.source-section-title {
  margin: 12px 0 2px;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.source-item a,
.module-citation a,
#story-evidence a {
  color: #d8c89b;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
#story-panel {
  position: fixed;
  top: 120px;
  left: 22px;
  z-index: 900;
  width: 410px;
  max-width: calc(100vw - 44px);
  max-height: calc(100vh - 188px);
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5);
  padding: 18px 20px 20px;
}
html:not(.recording-mode):not(.youtube-mode) #story-panel {
  top: calc(var(--atlas-public-chrome-bottom, 120px) + 22px);
  max-height: max(
    240px,
    calc(100vh - var(--atlas-public-chrome-bottom, 120px) - 54px)
  );
}
html:not(.recording-mode):not(.youtube-mode) #mechanism-card,
html:not(.recording-mode):not(.youtube-mode) #context-card,
html:not(.recording-mode):not(.youtube-mode) #plot-card {
  top: calc(var(--atlas-public-chrome-bottom, 120px) + 22px);
  max-height: max(
    240px,
    calc(100vh - var(--atlas-public-chrome-bottom, 120px) - 54px)
  );
}
#story-kicker {
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
#story-title {
  margin: 8px 0 8px;
  font-size: 29px;
  line-height: 1.08;
}
#story-copy {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.38;
}
#story-evidence {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}
#story-evidence span {
  display: block;
}
#story-evidence strong {
  color: var(--gold);
  font-family: var(--display);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.recording-mode #story-evidence,
.youtube-mode #story-evidence {
  display: none !important;
}
#timeline {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}
#scene-progress {
  display: none;
}
#scene-progress-label {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
#scene-progress-track {
  height: 4px;
  margin-top: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}
#scene-progress-fill {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: var(--active-color, var(--gold));
  box-shadow: 0 0 18px
    color-mix(in srgb, var(--active-color, var(--gold)) 68%, transparent);
}
.step-chip {
  display: grid;
  grid-template-columns: 26px 1fr;
  align-items: start;
  gap: 10px;
  color: #8b857b;
  font-size: 14px;
}
.step-dot {
  width: 22px;
  height: 22px;
  border: 2px solid currentColor;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 11px;
}
.step-chip.active {
  color: var(--text);
}
.step-chip.active .step-dot {
  color: var(--active-color, var(--gold));
  box-shadow: 0 0 24px
    color-mix(in srgb, var(--active-color, var(--gold)) 70%, transparent);
}
#mechanism-card {
  position: fixed;
  right: 24px;
  top: 132px;
  z-index: 920;
  width: 400px;
  max-height: calc(100vh - 170px);
  overflow-y: auto;
  background: var(--panel-2);
  border: 1px solid var(--border);
  box-shadow: 0 18px 58px rgba(0, 0, 0, 0.55);
  padding: 18px 20px;
  transform: translateY(18px);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 260ms ease,
    transform 260ms ease;
}
#mechanism-card.open {
  opacity: 1;
  transform: translateY(0);
}
#context-card {
  position: fixed;
  right: 24px;
  top: 132px;
  z-index: 910;
  width: 400px;
  max-height: calc(100vh - 170px);
  overflow: hidden;
  background: rgba(24, 22, 18, 0.94);
  border: 1px solid var(--border);
  box-shadow: 0 18px 58px rgba(0, 0, 0, 0.55);
  transform: translateY(18px);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 260ms ease,
    transform 260ms ease;
}
#context-card.open {
  opacity: 1;
  transform: translateY(0);
}
#context-image {
  width: 100%;
  height: 230px;
  display: block;
  object-fit: var(--context-fit, cover);
  object-position: var(--context-position, center center);
  background: #f6efde;
  filter: sepia(0.18) contrast(1.08) brightness(0.92);
}
#context-card-body {
  padding: 13px 16px 15px;
  background: linear-gradient(
    180deg,
    rgba(18, 16, 13, 0.84),
    rgba(18, 16, 13, 0.96)
  );
}
#context-kicker {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
#context-title {
  margin-top: 5px;
  font-size: 22px;
  line-height: 1.04;
}
#context-credit {
  margin-top: 7px;
  color: #91887e;
  font-size: 11px;
  line-height: 1.25;
}
#plot-card {
  position: fixed;
  right: 24px;
  top: 132px;
  z-index: 930;
  width: 460px;
  max-height: calc(100vh - 170px);
  overflow-y: auto;
  background: var(--panel-2);
  border: 1px solid var(--border);
  box-shadow: 0 18px 58px rgba(0, 0, 0, 0.55);
  padding: 16px 18px 18px;
  transform: translateY(18px);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 260ms ease,
    transform 260ms ease;
}
#plot-card.open {
  opacity: 1;
  transform: translateY(0);
}
#plot-art {
  border-radius: 18px;
  overflow: hidden;
  background:
    radial-gradient(
      circle at 72% 20%,
      color-mix(in srgb, var(--active-color, var(--gold)) 18%, transparent),
      transparent 35%
    ),
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.06),
      rgba(255, 255, 255, 0.018)
    );
  border: 1px solid rgba(255, 255, 255, 0.09);
}
#plot-art svg {
  display: block;
  width: 100%;
  height: auto;
}
#plot-title {
  margin: 13px 0 8px;
  font-size: 24px;
  line-height: 1.08;
}
#plot-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.34;
}
#plot-note {
  margin-top: 10px;
  color: #91887e;
  font-size: 11px;
  line-height: 1.3;
}
#mechanism-card h2 {
  margin: 0 0 10px;
  font-size: 24px;
  line-height: 1.08;
}
#mechanism-card p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.34;
}
#mechanism-art {
  height: 168px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background:
    radial-gradient(
      circle at 50% 45%,
      rgba(255, 255, 255, 0.07),
      transparent 62%
    ),
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.04),
      rgba(255, 255, 255, 0.01)
    );
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.asset-card,
.mechanism-photo-card {
  position: relative;
  width: 100%;
  height: 168px;
  overflow: hidden;
  background: #12100d;
}
.mechanism-photo-card {
  background: #221a12;
}
.mechanism-photo-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 8, 6, 0.02), rgba(10, 8, 6, 0.18)),
    radial-gradient(
      circle at 50% 42%,
      rgba(255, 255, 255, 0.18),
      transparent 60%
    );
  mix-blend-mode: multiply;
  pointer-events: none;
}
.mechanism-photo {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: var(--photo-position, center center);
  filter: sepia(0.18) saturate(0.86) contrast(1.06) brightness(0.94);
  transform: scale(1.02);
}
.mechanism-photo.contain {
  object-fit: contain;
  background: #efe7d8;
}
.asset-card::before,
.asset-card::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  border-top: 3px dashed var(--asset-color);
  opacity: 0.16;
  transform: rotate(-9deg);
}
.asset-card::before {
  top: 42px;
}
.asset-card::after {
  bottom: 42px;
  transform: rotate(-13deg);
}
.asset-img {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--asset-width, 210px);
  height: var(--asset-height, 118px);
  transform: translate(-50%, -50%) rotate(var(--asset-rotate, 0deg));
  object-fit: contain;
  opacity: 0.96;
  filter: brightness(0) saturate(100%) invert(84%) sepia(28%) saturate(520%)
    hue-rotate(351deg) brightness(94%) contrast(92%)
    drop-shadow(
      0 0 13px color-mix(in srgb, var(--asset-color) 48%, transparent)
    );
}
.asset-img.secondary {
  opacity: 0.44;
  width: var(--secondary-width, 86px);
  height: var(--secondary-height, 86px);
  transform: translate(var(--secondary-x, 52px), var(--secondary-y, -54px))
    rotate(var(--secondary-rotate, 0deg));
}
.site-marker {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  border: 2px solid currentColor;
  border-radius: 999px;
  background: rgba(12, 11, 9, 0.82);
  box-shadow: 0 0 20px currentColor;
}
.site-marker::after {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: currentColor;
}
.pirate-marker {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  color: var(--pirate-color, #c9a84c);
  border: 2px solid currentColor;
  border-radius: 999px;
  background: rgba(12, 11, 9, 0.88);
  box-shadow: 0 0 22px currentColor;
}
.pirate-marker svg {
  width: 22px;
  height: 22px;
  display: block;
}
.pirate-marker.active {
  width: 48px;
  height: 48px;
  animation: pulse 1.35s ease-in-out infinite;
}
.pirate-marker.active svg {
  width: 34px;
  height: 34px;
}
.pulse-marker {
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 2px solid currentColor;
  animation: pulse 1.35s ease-in-out infinite;
}
.pulse-marker::after {
  content: "";
  display: block;
  margin: 14px;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: currentColor;
}
.atlas-route {
  stroke-linecap: round;
  stroke-linejoin: round;
}
.active-route {
  animation: dash 1.4s linear infinite;
  filter: drop-shadow(0 0 9px currentColor);
}
.leaflet-popup-content-wrapper,
.leaflet-popup-tip {
  background: rgba(20, 19, 16, 0.96);
  color: var(--text);
  border: 1px solid var(--border);
}
.recording-mode {
  --bg: #efe4cf;
  --panel: rgba(252, 247, 236, 0.96);
  --panel-2: rgba(250, 244, 232, 0.96);
  --border: rgba(58, 42, 24, 0.24);
  --text: #20170f;
  --muted: #4f4337;
  --faint: #746655;
  --gold: #927034;
}
.recording-mode #eoe-atlas-overlay {
  display: none;
}
.recording-mode #map,
.recording-mode .leaflet-container {
  background: #e8ddc9 !important;
}
.recording-mode #chrome {
  background: linear-gradient(
    180deg,
    rgba(245, 238, 222, 0.98),
    rgba(245, 238, 222, 0.9)
  );
  box-shadow: 0 16px 42px rgba(80, 52, 21, 0.22);
}
.recording-mode.scenario-playing #chrome,
.recording-mode.tour-running #chrome {
  transform: translateY(-112%);
  opacity: 0;
  pointer-events: none;
}
.recording-mode #story-panel,
.recording-mode #mechanism-card,
.recording-mode #plot-card,
.recording-mode #context-card {
  box-shadow: 0 18px 52px rgba(72, 44, 20, 0.24);
}
.recording-mode #context-card {
  background: rgba(252, 247, 236, 0.96);
}
.recording-mode #context-card-body {
  background: linear-gradient(
    180deg,
    rgba(252, 247, 236, 0.86),
    rgba(252, 247, 236, 0.98)
  );
}
.recording-mode #context-image {
  filter: sepia(0.07) contrast(1.05) brightness(1.03);
}
.recording-mode #context-card.open #context-image {
  animation: contextZoom var(--cinema-duration, 9000ms) ease-out forwards;
}
.recording-mode .asset-card::before {
  animation: deckLine 5.8s linear infinite;
}
.recording-mode .asset-card::after {
  animation: deckLine 7.2s linear infinite reverse;
}
.recording-mode .asset-img {
  animation: mechanismFloat 5.8s ease-in-out infinite;
}
.recording-mode .site-marker,
.recording-mode .pirate-marker {
  background: rgba(255, 250, 235, 0.9);
}
.recording-mode .site-marker,
.recording-mode .pirate-marker:not(.active) {
  transform: scale(1.18);
}
.recording-mode path.atlas-route {
  stroke-width: 4px !important;
}
.recording-mode path.active-route {
  stroke-width: 7px !important;
  filter: drop-shadow(0 0 12px currentColor);
}
.recording-mode .leaflet-control-zoom {
  display: none;
}
.recording-mode .leaflet-control-attribution {
  background: rgba(255, 255, 255, 0.72) !important;
  color: #625646 !important;
}
.recording-mode .leaflet-popup-content-wrapper,
.recording-mode .leaflet-popup-tip {
  background: rgba(252, 247, 236, 0.98);
}
#video-brand {
  position: fixed;
  top: 34px;
  left: 42px;
  z-index: 980;
  display: none;
  flex-direction: column;
  gap: 3px;
  align-items: flex-start;
  color: #20170f;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.55);
  pointer-events: none;
}
#video-brand-title {
  font-size: clamp(25px, 1.9vw, 40px);
  font-weight: 800;
  line-height: 0.95;
}
#video-brand-source {
  color: #6b5c4b;
  font:
    700 clamp(10px, 0.64vw, 13px) / 1.1 "Avenir Next",
    "Helvetica Neue",
    sans-serif;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.recording-mode #video-brand {
  display: flex;
}
.youtube-mode #video-brand-source {
  color: #4f526f;
}
.youtube-mode #chrome {
  transform: translateY(-112%);
  opacity: 0;
  pointer-events: none;
}
.youtube-mode #video-pause-btn,
.youtube-mode #video-sound-btn {
  display: none !important;
}
.recording-mode #story-panel {
  top: auto;
  bottom: 42px;
  left: 42px;
  width: min(660px, 43vw);
  max-height: 40vh;
  padding: 22px 24px 24px;
  overflow: hidden;
  background: rgba(252, 247, 236, 0.92);
  backdrop-filter: blur(13px);
}
.recording-mode #story-kicker {
  color: var(--active-color, var(--gold));
  font:
    800 13px/1.2 "Avenir Next",
    "Helvetica Neue",
    sans-serif;
  letter-spacing: 0.16em;
}
.recording-mode #story-title {
  margin-top: 10px;
  font-size: clamp(31px, 2.25vw, 46px);
  line-height: 1.02;
}
.recording-mode #story-copy {
  max-width: 58ch;
  color: #392d22;
  font-size: clamp(18px, 1.05vw, 23px);
  line-height: 1.24;
}
.recording-mode #timeline {
  grid-template-columns: repeat(auto-fit, minmax(76px, 1fr));
  gap: 8px;
  margin-top: 16px;
}
.recording-mode .step-chip {
  grid-template-columns: 1fr;
  gap: 5px;
  min-width: 0;
  font:
    700 11px/1.15 "Avenir Next",
    "Helvetica Neue",
    sans-serif;
  letter-spacing: 0.01em;
}
.recording-mode .step-dot {
  width: 20px;
  height: 20px;
  font-size: 10px;
  background: rgba(255, 255, 255, 0.55);
}
.recording-mode #scene-progress {
  display: block;
  margin-top: 14px;
}
.recording-mode #context-card,
.recording-mode #mechanism-card,
.recording-mode #plot-card {
  top: auto;
  right: 42px;
  bottom: 42px;
  width: min(520px, 34vw);
  max-height: 48vh;
  transition: none;
  backdrop-filter: blur(13px);
}
.recording-mode #context-image {
  height: min(280px, 25vh);
}
.recording-mode #context-title,
.recording-mode #mechanism-card h2,
.recording-mode #plot-title {
  font-size: clamp(25px, 1.65vw, 34px);
}
.recording-mode #context-credit,
.recording-mode #plot-note {
  font-size: 12px;
}
.recording-mode #mechanism-copy,
.recording-mode #plot-copy,
.recording-mode #mechanism-card p {
  color: #392d22;
  font-size: clamp(17px, 0.95vw, 21px);
  line-height: 1.28;
}
.recording-mode #plot-card {
  width: min(720px, 42vw);
}
.recording-mode #plot-title,
.recording-mode #plot-copy,
.recording-mode #plot-note {
  display: none;
}
.recording-mode #plot-art {
  border-radius: 8px;
}
.recording-mode #plot-art svg rect:first-child {
  fill: rgba(255, 252, 244, 0.88);
}
.recording-mode .active-route {
  animation-duration: 1.05s;
}
.popup-title {
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 6px;
}
.popup-meta {
  color: var(--muted);
  line-height: 1.35;
}
@keyframes dash {
  from {
    stroke-dashoffset: 120;
  }
  to {
    stroke-dashoffset: 0;
  }
}
@keyframes pulse {
  0%,
  100% {
    transform: scale(0.74);
    opacity: 0.45;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}
@keyframes cinemaZoom {
  from {
    transform: scale(1.01)
      translate3d(
        var(--cinema-pan-start-x, 1.2%),
        var(--cinema-pan-start-y, 0),
        0
      );
  }
  to {
    transform: scale(1.22)
      translate3d(
        var(--cinema-pan-end-x, -3.2%),
        var(--cinema-pan-end-y, -1.4%),
        0
      );
  }
}
@keyframes cinemaSecondZoom {
  from {
    transform: scale(1.01)
      translate3d(
        var(--cinema-secondary-pan-start-x, -1%),
        var(--cinema-secondary-pan-start-y, 0),
        0
      );
  }
  to {
    transform: scale(1.18)
      translate3d(
        var(--cinema-secondary-pan-end-x, 2.4%),
        var(--cinema-secondary-pan-end-y, -1.2%),
        0
      );
  }
}
@keyframes cinemaPresence {
  0% {
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  84% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
@keyframes cinemaPrimaryPresence {
  0% {
    opacity: 0;
  }
  11% {
    opacity: var(--cinema-opacity, 0.46);
  }
  52% {
    opacity: var(--cinema-opacity, 0.46);
  }
  68% {
    opacity: 0.05;
  }
  100% {
    opacity: 0;
  }
}
@keyframes cinemaSecondPresence {
  0%,
  58% {
    opacity: 0;
  }
  70% {
    opacity: var(--cinema-secondary-opacity, 0.28);
  }
  86% {
    opacity: var(--cinema-secondary-opacity, 0.28);
  }
  100% {
    opacity: 0;
  }
}
@keyframes contextZoom {
  from {
    transform: scale(1.02);
  }
  to {
    transform: scale(1.15);
  }
}
@keyframes plateDrift {
  from {
    transform: rotate(-0.8deg) translate3d(0, 10px, 0) scale(1);
  }
  to {
    transform: rotate(0.45deg) translate3d(-22px, -14px, 0) scale(1.045);
  }
}
@keyframes mechanismFloat {
  0%,
  100% {
    transform: translate(-50%, -50%) rotate(var(--asset-rotate, 0deg)) scale(1);
  }
  50% {
    transform: translate(-50%, -52%) rotate(var(--asset-rotate, 0deg))
      scale(1.04);
  }
}
@keyframes deckLine {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 80px 0;
  }
}
@media (max-width: 1180px) {
  #chrome {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  #scenario-bar {
    align-items: flex-start;
  }
  #story-panel {
    top: 314px;
    max-height: calc(100vh - 346px);
  }
  #mechanism-card,
  #plot-card,
  #context-card {
    top: 314px;
    max-height: calc(100vh - 346px);
  }
}
@media (max-width: 950px) {
  #chrome {
    grid-template-columns: 1fr;
  }
  #story-panel {
    top: 314px;
    width: 380px;
  }
  #mechanism-card {
    right: 18px;
    top: 314px;
    width: 360px;
  }
  #plot-card {
    right: 18px;
    top: 314px;
    width: 400px;
  }
  #context-card {
    right: 18px;
    top: 314px;
    width: 360px;
  }
}
@media (max-width: 700px) {
  #scenario-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
  }
  .station-group {
    align-items: center;
    flex-direction: row;
    border-radius: 999px;
    padding: 5px 6px 5px 8px;
  }
  #story-panel {
    top: 184px;
  }
  .module-filters,
  .mechanism-grid {
    grid-template-columns: 1fr;
  }
  #mechanism-card {
    top: 184px;
  }
  #plot-card {
    top: 184px;
    width: 360px;
  }
  #context-card {
    top: 184px;
  }
}

/* In normal reading mode, controls and reading panels participate in layout. */
html:not(.recording-mode):not(.youtube-mode) body {
  height: auto;
  overflow: visible;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 430px);
  grid-template-areas: "nav nav" "chrome chrome" "ship ship" "map story" "timeline story" "legend story";
  background: #f6f1e4;
}
html:not(.recording-mode):not(.youtube-mode) .eoe-exhibit-nav {
  grid-area: nav;
}
html:not(.recording-mode):not(.youtube-mode) #chrome {
  position: static;
  grid-area: chrome;
  padding: 25px;
  background: #202127;
  display: block;
  box-shadow: none;
}
html:not(.recording-mode):not(.youtube-mode) #brand {
  margin-bottom: 20px;
}
html:not(.recording-mode):not(.youtube-mode) #brand h1 {
  font:
    42px/1.1 "Iowan Old Style",
    Palatino,
    Georgia,
    serif;
}
html:not(.recording-mode):not(.youtube-mode) #scenario-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}
html:not(.recording-mode):not(.youtube-mode) #map {
  position: sticky;
  grid-area: map;
  inset: auto;
  top: 12px;
  width: 100%;
  height: 590px;
  min-height: 400px;
  z-index: 0;
}
html:not(.recording-mode):not(.youtube-mode) #story-panel {
  position: static;
  grid-area: story;
  inset: auto;
  width: auto;
  max-height: none;
  overflow: visible;
  background: #f6f1e4;
  color: #202127;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  padding: 28px;
  --text: #202127;
  --muted: #555561;
  --gold: #414b82;
  --border: #c9c5b8;
}
html:not(.recording-mode):not(.youtube-mode) #story-title {
  font:
    31px/1.15 "Iowan Old Style",
    Palatino,
    Georgia,
    serif;
}
html:not(.recording-mode):not(.youtube-mode) #story-copy {
  font-size: 16px;
  line-height: 1.6;
  color: #555561;
}
html:not(.recording-mode):not(.youtube-mode) #story-kicker {
  color: #414b82;
}
html:not(.recording-mode):not(.youtube-mode) .module-card {
  background: #fffdf7;
  border-color: #c9c5b8;
  color: #202127;
}
html:not(.recording-mode):not(.youtube-mode) .module-meta,
html:not(.recording-mode):not(.youtube-mode) .module-line,
html:not(.recording-mode):not(.youtube-mode) .module-citation {
  color: #555561;
}
html:not(.recording-mode):not(.youtube-mode) .module-card h4 {
  font:
    22px/1.2 "Iowan Old Style",
    Palatino,
    Georgia,
    serif;
  color: #202127;
}
html:not(.recording-mode):not(.youtube-mode) .module-citation a {
  color: #414b82;
}
html:not(.recording-mode):not(.youtube-mode) .module-filters select {
  background: #fffdf7;
  color: #202127;
  border-color: #8d8fa0;
}
html:not(.recording-mode):not(.youtube-mode) .module-filters label {
  color: #414b82;
}
html:not(.recording-mode):not(.youtube-mode) .module-open {
  border-color: #414b82;
  color: #414b82;
}
html:not(.recording-mode):not(.youtube-mode) .module-badges {
  display: none;
}
html:not(.recording-mode):not(.youtube-mode) #legend-bar {
  grid-area: legend;
  position: static;
  inset: auto;
  width: auto;
  transform: none;
  height: auto;
  background: #202127;
  align-self: start;
  padding: 18px;
}
html:not(.recording-mode):not(.youtube-mode) #timeline {
  grid-area: timeline;
  position: static;
  inset: auto;
  height: auto;
  width: auto;
  flex-wrap: wrap;
  transform: none;
  align-self: start;
  background: #202127;
}
html:not(.recording-mode):not(.youtube-mode) #exhibit-guide {
  color: #555561;
}
html:not(.recording-mode):not(.youtube-mode) #exhibit-guide summary {
  color: #414b82;
}
html:not(.recording-mode):not(.youtube-mode) #module-count {
  color: #555561;
}
#exhibit-main {
  position: absolute;
}
.recording-mode #ship-lab,
.youtube-mode #ship-lab,
.recording-mode .eoe-exhibit-nav,
.youtube-mode .eoe-exhibit-nav {
  display: none;
}
.sources-open #sources-drawer {
  z-index: 2500;
}
#sources-drawer {
  max-width: calc(100vw - 24px);
}
@media (max-width: 850px) {
  html:not(.recording-mode):not(.youtube-mode) body {
    display: block;
  }
  html:not(.recording-mode):not(.youtube-mode) #chrome {
    padding: 24px 18px;
  }
  html:not(.recording-mode):not(.youtube-mode) #brand h1 {
    font-size: 34px;
  }
  html:not(.recording-mode):not(.youtube-mode) #map {
    position: relative;
    top: auto;
    height: 390px;
    min-height: 0;
  }
  html:not(.recording-mode):not(.youtube-mode) #story-panel {
    padding: 25px 20px;
  }
  html:not(.recording-mode):not(.youtube-mode) #legend-bar {
    padding: 18px;
  }
  .station-group {
    flex-wrap: wrap;
    max-width: 100%;
  }
  .station-group button {
    min-height: 44px !important;
  }
  html:not(.recording-mode):not(.youtube-mode) #scenario-bar {
    gap: 14px;
  }
  #story-evidence {
    position: static;
    max-width: 100%;
  }
}
@media print {
  #chrome,
  #map,
  #timeline,
  #legend-bar {
    display: none !important;
  }
  #story-panel {
    position: static !important;
    max-height: none !important;
    width: auto !important;
  }
  html:not(.recording-mode):not(.youtube-mode) body {
    display: block;
  }
}

.exhibit-controls > .station-group-label,
#reset-btn {
  color: #c3c4cd;
}
#sources-drawer[aria-hidden="true"] {
  visibility: hidden;
  pointer-events: none;
}

/* Default reading is still; moving layers follow explicit playback controls. */
html:not(.scenario-playing) .active-route,
html:not(.scenario-playing) .pulse-marker,
html:not(.scenario-playing) .atlas-marker,
html.paused .active-route,
html.paused .pulse-marker {
  animation: none !important;
}