@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("/fonts/montserrat-latin-variable.woff2") format("woff2");
}

:root {
  --lum-cream: #f1ece1;
  --lum-paper: rgba(251, 249, 243, 0.72);
  --lum-ink: #1c1c1a;
  --lum-soft: #555249;
  --lum-teal: #0a6e5f;
  --lum-mint: #00bfa5;
  --lum-line: rgba(28, 28, 26, 0.15);
  --lum-shadow: 0 16px 50px rgba(25, 22, 15, 0.2);
  --lum-font: "Montserrat", "Avenir Next", "Segoe UI", sans-serif;
}

html,
body {
  background: var(--lum-cream);
  font-family: var(--lum-font);
}

body {
  color: var(--lum-ink);
}

#viewerBranding,
#controlsWrap,
#infoPanel,
#settingsPanel,
#walkHint,
#tooltip {
  display: none !important;
}

#poster {
  display: none !important;
}

#application-canvas {
  opacity: 0;
  transition: opacity 600ms ease;
}

body.tour-ready #application-canvas {
  opacity: 1;
}

#loadingWrap {
  top: 50%;
  bottom: auto;
  z-index: 90;
  width: min(380px, calc(100vw - 48px));
  align-items: center;
  justify-content: center;
  gap: 18px;
  transform: translate(-50%, -50%);
  padding: 0;
}

#loadingWrap::before {
  width: min(260px, 62vw);
  aspect-ratio: 25 / 9;
  background: url("/assets/lumerse-logo-nav.svg?v=20260906") center / contain no-repeat;
  content: "";
}

#loadingWrap::after {
  content: none;
}

#loadingWrap > #loadingText {
  color: #3a3831;
  font: 500 13px/1 var(--lum-font);
  letter-spacing: 1.4px;
  text-shadow: none;
}

#loadingWrap > #loadingBar {
  height: 10px;
  margin-top: 0;
  border-radius: 999px;
  background-image: linear-gradient(90deg, var(--lum-teal), var(--lum-mint)) !important;
}

#lum-tour-shell {
  position: fixed;
  inset: 0;
  z-index: 80;
  pointer-events: none;
}

#lum-tour-shell * {
  box-sizing: border-box;
}

.lum-interactive {
  pointer-events: auto;
  touch-action: manipulation;
}

.lum-topbar {
  position: absolute;
  top: max(14px, env(safe-area-inset-top));
  left: max(14px, env(safe-area-inset-left));
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.lum-project-card {
  display: flex;
  max-width: calc(100vw - 40px);
  align-items: center;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.54);
  border-radius: 4px;
  padding: 9px 14px 9px 12px;
  background: var(--lum-paper);
  box-shadow: var(--lum-shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.lum-project-card img {
  width: auto;
  height: 30px;
  flex-shrink: 0;
}

.lum-project-divider {
  align-self: stretch;
  width: 1px;
  margin: 2px 12px;
  background: var(--lum-line);
  flex-shrink: 0;
}

.lum-project-copy {
  min-width: 0;
}

.lum-project-title {
  overflow: hidden;
  margin: 0;
  color: var(--lum-ink);
  font: 650 14px/1.18 var(--lum-font);
  letter-spacing: 0.2px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lum-project-subtitle {
  overflow: hidden;
  margin: 1px 0 0;
  color: var(--lum-teal);
  font: 500 11px/1.18 var(--lum-font);
  letter-spacing: 0.6px;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.lum-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.54);
  border-radius: 4px;
  padding: 7px 14px;
  background: var(--lum-paper);
  box-shadow: var(--lum-shadow);
  color: var(--lum-ink);
  font: 600 11px/1.4 var(--lum-font);
  letter-spacing: 1.2px;
  text-decoration: none;
  text-transform: uppercase;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.lum-back:hover,
.lum-back:focus-visible {
  border-color: var(--lum-teal);
  color: var(--lum-teal);
  transform: translateY(-1px);
}

.lum-hint {
  position: absolute;
  top: max(92px, calc(env(safe-area-inset-top) + 82px));
  left: 50%;
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: min(540px, calc(100vw - 32px));
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 4px;
  padding: 12px 18px;
  background: var(--lum-paper);
  box-shadow: var(--lum-shadow);
  color: var(--lum-ink);
  font: 500 12px/1.55 var(--lum-font);
  text-align: left;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.lum-hint-copy,
.lum-hint strong,
.lum-hint-copy > span {
  display: block;
}

.lum-hint-copy {
  min-width: 0;
  flex: 1;
}

.lum-hint strong {
  margin-bottom: 3px;
  color: var(--lum-teal);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.lum-hint b {
  color: var(--lum-teal);
  font-weight: 700;
}

.lum-hint-dismiss {
  min-width: 72px;
  min-height: 40px;
  flex: 0 0 auto;
  border: 1px solid var(--lum-teal);
  border-radius: 3px;
  padding: 0 12px;
  background: transparent;
  color: var(--lum-teal);
  cursor: pointer;
  font: 650 9px/1 var(--lum-font);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lum-hint-dismiss:hover,
.lum-hint-dismiss:focus-visible {
  background: var(--lum-teal);
  color: white;
}

.lum-hint-dismiss:focus-visible {
  outline: 3px solid var(--lum-mint);
  outline-offset: 2px;
}

/* Second line of the opening hint: what the control bar is for. Muted so the
   movement instruction above it still reads first. */
.lum-hint-more {
  display: block;
  margin-top: 4px;
  color: color-mix(in srgb, var(--lum-ink) 68%, transparent);
  font-size: 11px;
}

.lum-hint-actions {
  display: flex;
  flex: 0 0 auto;
  gap: 8px;
  align-items: center;
}

.lum-hint-guide {
  min-width: 92px;
  min-height: 40px;
  flex: 0 0 auto;
  border: 1px solid transparent;
  border-radius: 3px;
  padding: 0 12px;
  background: var(--lum-teal);
  color: white;
  cursor: pointer;
  font: 650 9px/1 var(--lum-font);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lum-hint-guide:hover,
.lum-hint-guide:focus-visible {
  background: color-mix(in srgb, var(--lum-teal) 82%, black);
}

.lum-hint-guide:focus-visible {
  outline: 3px solid var(--lum-mint);
  outline-offset: 2px;
}

@media (max-width: 600px) {
  .lum-hint-actions {
    flex-direction: column;
    gap: 6px;
  }

  .lum-hint-guide,
  .lum-hint-dismiss {
    min-width: 88px;
    min-height: 34px;
  }
}

.lum-hint[hidden] {
  display: none;
}

.lum-status {
  position: absolute;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(82px, calc(env(safe-area-inset-bottom) + 74px));
  max-width: min(320px, calc(100vw - 32px));
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 4px;
  padding: 9px 12px;
  background: var(--lum-paper);
  box-shadow: 0 9px 28px rgba(25, 22, 15, 0.16);
  color: var(--lum-soft);
  font: 600 10px/1.4 var(--lum-font);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.lum-status[hidden] {
  display: none;
}

.lum-dock {
  position: absolute;
  right: max(14px, env(safe-area-inset-right));
  bottom: max(14px, env(safe-area-inset-bottom));
  display: flex;
  align-items: center;
  gap: 3px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  padding: 4px;
  background: rgba(24, 22, 18, 0.3);
  box-shadow: 0 8px 28px rgba(10, 8, 5, 0.14);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: opacity 220ms ease, visibility 220ms ease;
}

body:not(.tour-ready) .lum-dock {
  visibility: hidden;
  opacity: 0;
}

.lum-door-control {
  position: absolute;
  right: max(14px, env(safe-area-inset-right));
  bottom: max(76px, calc(env(safe-area-inset-bottom) + 68px));
  z-index: 12;
  display: grid;
  gap: 3px;
  min-width: 138px;
  min-height: 54px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 5px;
  padding: 10px 14px;
  background: rgba(24, 22, 18, 0.62);
  box-shadow: 0 8px 28px rgba(10, 8, 5, 0.2);
  color: white;
  cursor: pointer;
  font-family: var(--lum-font);
  text-align: left;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.lum-door-control span {
  color: rgba(255, 255, 255, 0.64);
  font-size: 9px;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lum-door-control strong {
  color: var(--lum-mint);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.lum-door-control:hover,
.lum-door-control:focus-visible {
  background: rgba(24, 22, 18, 0.78);
}

.lum-door-control:focus-visible {
  outline: 3px solid var(--lum-mint);
  outline-offset: 2px;
}

.lum-control {
  position: relative;
  min-width: 54px;
  min-height: 44px;
  border: 0;
  border-radius: 3px;
  padding: 0 12px;
  background: transparent;
  color: rgba(255, 255, 255, 0.78);
  cursor: pointer;
  font: 600 10px/1 var(--lum-font);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 140ms ease, color 140ms ease;
}

.lum-control:hover,
.lum-control:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  color: white;
}

.lum-control[aria-pressed="true"] {
  background: transparent;
  box-shadow: none;
  color: var(--lum-mint);
}

.lum-control:focus-visible,
.lum-option:focus-visible,
.lum-back:focus-visible,
.lum-tab:focus-visible,
.lum-dialog-close:focus-visible {
  outline: 3px solid var(--lum-mint);
  outline-offset: 2px;
}

.lum-control--menu {
  min-width: 88px;
}

.lum-menu {
  position: relative;
}

.lum-popover {
  position: absolute;
  right: 0;
  bottom: calc(100% + 10px);
  display: grid;
  min-width: 180px;
  gap: 3px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  padding: 5px;
  background: rgba(24, 22, 18, 0.88);
  box-shadow: 0 14px 38px rgba(10, 8, 5, 0.28);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.lum-popover--navigation {
  right: auto;
  left: 0;
  min-width: 210px;
}

.lum-popover[hidden],
.lum-control[hidden],
.lum-option[hidden] {
  display: none;
}

.lum-option {
  min-height: 42px;
  border: 0;
  border-radius: 3px;
  padding: 0 13px;
  background: transparent;
  color: rgba(255, 255, 255, 0.82);
  cursor: pointer;
  font: 600 10px/1.25 var(--lum-font);
  letter-spacing: 0.08em;
  text-align: left;
  text-transform: uppercase;
}

.lum-option--described {
  display: grid;
  align-content: center;
  gap: 4px;
  min-height: 52px;
}

.lum-option--described span,
.lum-option--described small {
  display: block;
}

.lum-option--described small {
  color: rgba(255, 255, 255, 0.58);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
}

.lum-option--described[aria-pressed="true"] small,
.lum-option--described:hover small,
.lum-option--described:focus-visible small {
  color: rgba(255, 255, 255, 0.78);
}

.lum-popover-label {
  margin: 3px 10px 2px;
  color: rgba(255, 255, 255, 0.52);
  font: 650 8px/1.3 var(--lum-font);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lum-popover-divider {
  height: 1px;
  margin: 3px 8px;
  background: rgba(255, 255, 255, 0.12);
}

.lum-option--mobile {
  display: none;
}

.lum-option:hover,
.lum-option:focus-visible,
.lum-option[aria-pressed="true"] {
  background: rgba(255, 255, 255, 0.09);
  color: var(--lum-mint);
}

.lum-option:disabled {
  cursor: progress;
  opacity: 0.78;
}

#joystickBase {
  z-index: 85;
  border-color: rgba(255, 255, 255, 0.34);
  background-color: rgba(24, 22, 18, 0.32);
  box-shadow:
    0 12px 30px rgba(8, 8, 6, 0.2),
    inset 0 0 0 8px rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

#joystickBase.mode-2d {
  border-color: rgba(255, 255, 255, 0.34);
  background:
    linear-gradient(rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.14)) center / 1px 42px no-repeat,
    linear-gradient(90deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.14)) center / 42px 1px no-repeat,
    radial-gradient(circle, rgba(10, 110, 95, 0.08) 38%, rgba(24, 22, 18, 0.32) 100%);
}

#joystickBase::before {
  position: absolute;
  top: -23px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.84);
  content: "Move";
  font: 650 9px/1 var(--lum-font);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

#joystickBase > #joystick,
#joystickBase.mode-2d > #joystick {
  border: 2px solid var(--lum-mint);
  background: rgba(241, 236, 225, 0.88);
  box-shadow:
    0 4px 14px rgba(0, 0, 0, 0.28),
    0 0 0 4px rgba(0, 191, 165, 0.1);
}

.lum-help {
  width: min(540px, calc(100vw - 32px));
  max-height: min(680px, calc(100svh - 32px));
  margin: auto;
  overflow: auto;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 7px;
  padding: 0;
  background: #282721;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.42);
  color: white;
  font-family: var(--lum-font);
  touch-action: manipulation;
}

.lum-help::backdrop {
  background: rgba(27, 25, 21, 0.54);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.lum-help-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.lum-help-header h2 {
  margin: 0;
  font: 600 18px/1.2 var(--lum-font);
}

.lum-dialog-close {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  background: transparent;
  color: white;
  cursor: pointer;
  font-size: 22px;
}

.lum-tabs {
  display: flex;
  gap: 8px;
  padding: 18px 24px 0;
}

.lum-tab {
  min-height: 42px;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 0 8px;
  background: transparent;
  color: rgba(255, 255, 255, 0.64);
  cursor: pointer;
  font: 650 11px/1 var(--lum-font);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lum-tab[aria-selected="true"] {
  border-color: var(--lum-mint);
  color: white;
}

.lum-help-panel {
  padding: 18px 24px 28px;
}

.lum-help-panel[hidden] {
  display: none;
}

.lum-help-intro {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  line-height: 1.6;
}

.lum-help-section-title {
  margin: 18px 0 8px;
  color: var(--lum-mint);
  font-size: 9px;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lum-help-intro + .lum-help-section-title {
  margin-top: 0;
}

.lum-instruction-list {
  display: grid;
  gap: 1px;
  margin: 0;
  overflow: hidden;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
}

.lum-instruction {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 13px 14px;
  background: rgba(255, 255, 255, 0.035);
  font-size: 12px;
  line-height: 1.4;
}

.lum-instruction dt {
  color: rgba(255, 255, 255, 0.72);
}

.lum-instruction dd {
  margin: 0;
  color: white;
  font-weight: 600;
  text-align: right;
}

.lum-help-note {
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
  line-height: 1.6;
}

.lum-fallback {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(rgba(241, 236, 225, 0.92), rgba(241, 236, 225, 0.96)),
    url("./assets/poster.jpg") center / cover;
  pointer-events: auto;
}

.lum-fallback[hidden] {
  display: none;
}

.lum-fallback-card {
  box-sizing: border-box;
  width: min(520px, 100%);
  border: 1px solid var(--lum-line);
  border-radius: 4px;
  padding: 36px;
  background: #fbf9f3;
  box-shadow: var(--lum-shadow);
}

.lum-fallback-card h2 {
  margin: 0 0 12px;
  font: 600 clamp(24px, 4vw, 36px)/1.05 var(--lum-font);
  letter-spacing: -0.04em;
}

.lum-fallback-card p {
  color: var(--lum-soft);
  font: 400 14px/1.7 var(--lum-font);
}

.lum-fallback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.lum-fallback-actions a,
.lum-fallback-actions button {
  min-height: 46px;
  border: 1px solid var(--lum-teal);
  border-radius: 3px;
  padding: 0 18px;
  background: var(--lum-teal);
  color: white;
  cursor: pointer;
  font: 650 10px/1 var(--lum-font);
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}

html.lum-spatial .lum-project-card,
html.lum-spatial .lum-back,
html.lum-spatial .lum-hint,
html.lum-spatial .lum-status,
html.lum-spatial .lum-dock,
html.lum-spatial .lum-popover,
html.lum-spatial .lum-help {
  border-radius: 16px;
}

html.lum-spatial .lum-project-card,
html.lum-spatial .lum-back,
html.lum-spatial .lum-hint,
html.lum-spatial .lum-status {
  background: rgba(251, 249, 243, 0.78);
  backdrop-filter: blur(24px) saturate(1.14);
  -webkit-backdrop-filter: blur(24px) saturate(1.14);
}

html.lum-spatial .lum-back {
  min-height: 54px;
  padding-inline: 20px;
}

html.lum-spatial .lum-dock {
  gap: 7px;
  border-color: rgba(255, 255, 255, 0.44);
  padding: 7px;
  background: rgba(24, 22, 18, 0.5);
  backdrop-filter: blur(24px) saturate(1.18);
  -webkit-backdrop-filter: blur(24px) saturate(1.18);
}

html.lum-spatial .lum-control {
  min-width: 72px;
  min-height: 58px;
  border-radius: 12px;
  padding-inline: 16px;
  font-size: 10px;
}

html.lum-spatial .lum-control--menu {
  min-width: 118px;
}

html.lum-spatial .lum-popover {
  min-width: 260px;
  gap: 6px;
  padding: 8px;
  background: rgba(24, 22, 18, 0.9);
}

html.lum-spatial .lum-option,
html.lum-spatial .lum-tab,
html.lum-spatial .lum-dialog-close,
html.lum-spatial .lum-hint-dismiss {
  min-height: 56px;
  border-radius: 12px;
}

html.lum-spatial .lum-option {
  padding-inline: 18px;
}

html.lum-spatial .lum-option--spatial {
  border: 1px solid rgba(0, 191, 165, 0.55);
  background: rgba(0, 191, 165, 0.1);
  color: #d8fff8;
}

html.lum-spatial .lum-option--spatial:hover,
html.lum-spatial .lum-option--spatial:focus-visible {
  background: rgba(0, 191, 165, 0.2);
  color: white;
}

html.lum-spatial .lum-hint {
  max-width: min(680px, calc(100vw - 40px));
  padding: 16px 20px;
  font-size: 13px;
}

html.lum-spatial .lum-help {
  width: min(640px, calc(100vw - 40px));
}

html.lum-spatial #joystickBase {
  display: none !important;
}

html.lum-spatial #lum-quality-optimized,
html.lum-spatial #lum-quality-high,
html.lum-spatial #lum-full-detail,
html.lum-spatial .lum-popover--quality > .lum-popover-label:first-child {
  display: none !important;
}

html.lum-spatial .lum-spatial-detail {
  display: block;
  margin: 0;
  padding: 14px 16px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

html.lum-spatial .lum-fallback a[href*="quality=optimized"] {
  display: none !important;
}

.lum-spatial-entry {
  position: fixed;
  inset: 50% auto auto 50%;
  z-index: 65;
  width: min(560px, calc(100vw - 40px));
  padding: 30px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 28px;
  background: rgba(25, 28, 27, 0.82);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
  color: #fff;
  text-align: center;
  -webkit-backdrop-filter: blur(28px) saturate(1.2);
  backdrop-filter: blur(28px) saturate(1.2);
}

.lum-spatial-entry[hidden] {
  display: none !important;
}

.lum-spatial-entry-eyebrow {
  margin: 0 0 12px;
  color: #82ead8;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.lum-spatial-entry h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.lum-spatial-entry > p:not(.lum-spatial-entry-eyebrow) {
  margin: 16px auto 22px;
  max-width: 440px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 16px;
  line-height: 1.55;
}

.lum-spatial-progress {
  display: grid;
  gap: 10px;
  margin: 0 0 22px;
}

.lum-spatial-progress[hidden] {
  display: none;
}

.lum-spatial-progress-track {
  height: 9px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.09);
}

.lum-spatial-progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #3ecdb5, #a7f4e6);
  box-shadow: 0 0 18px rgba(130, 234, 216, 0.32);
  transition: width 180ms ease-out;
}

.lum-spatial-progress > p {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
  line-height: 1.35;
  text-align: left;
}

.lum-spatial-progress > p strong {
  flex: 0 0 auto;
  color: #a7f4e6;
  font-variant-numeric: tabular-nums;
}

.lum-spatial-entry[data-phase="failed"] .lum-spatial-progress-track span {
  background: #e89888;
}

.lum-spatial-entry button {
  width: 100%;
  min-height: 68px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 22px;
  background: #f7f5ed;
  color: #0b5f53;
  font-family: inherit;
  font-size: 16px;
  font-weight: 750;
  line-height: 1.1;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.lum-spatial-entry button:hover,
.lum-spatial-entry button:focus-visible {
  background: #fff;
  box-shadow: 0 0 0 6px rgba(130, 234, 216, 0.24);
  transform: scale(1.015);
}

.lum-spatial-entry button:disabled {
  cursor: progress;
  opacity: 0.7;
  transform: none;
}

.lum-spatial-entry[data-phase="failed"] button {
  cursor: pointer;
  opacity: 1;
}

.lum-spatial-entry[aria-busy="true"] button {
  opacity: 0.72;
}

@media (max-width: 720px) {
  .lum-project-card {
    max-width: calc(100vw - 28px);
  }

  .lum-project-card img {
    height: 26px;
  }

  .lum-project-title {
    font-size: 12.5px;
  }

  .lum-project-subtitle {
    font-size: 10px;
  }

  .lum-hint {
    top: max(118px, calc(env(safe-area-inset-top) + 108px));
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
    padding: 10px 14px;
    font-size: 12px;
    text-align: center;
  }

  .lum-hint-dismiss {
    width: 100%;
  }

  .lum-control--desktop {
    display: none;
  }

  .lum-option--mobile {
    display: grid;
  }

  .lum-dock {
    right: 50%;
    max-width: calc(100vw - 20px);
    transform: translateX(50%);
  }

  .lum-door-control {
    right: 50%;
    bottom: max(76px, calc(env(safe-area-inset-bottom) + 68px));
    min-width: 124px;
    transform: translateX(50%);
  }

  .lum-control {
    min-width: 44px;
    padding-inline: 8px;
    font-size: 9px;
  }

  .lum-control--menu {
    min-width: 82px;
  }

  .lum-status {
    right: 50%;
    transform: translateX(50%);
  }
}

@media (max-width: 420px) {
  .lum-project-subtitle {
    max-width: 170px;
  }

  .lum-control--menu {
    min-width: 78px;
  }

  .lum-hint {
    top: max(118px, calc(env(safe-area-inset-top) + 108px));
  }
}

@media (max-height: 520px) and (orientation: landscape) {
  .lum-project-subtitle {
    display: none;
  }

  .lum-project-card {
    min-height: 44px;
  }

  .lum-hint {
    top: max(14px, env(safe-area-inset-top));
    right: max(14px, env(safe-area-inset-right));
    left: auto;
    width: auto;
    max-width: min(480px, calc(100vw - 310px));
    align-items: center;
    flex-direction: row;
    gap: 12px;
    transform: none;
    padding: 8px 10px;
    font-size: 10.5px;
    text-align: left;
  }

  .lum-hint strong {
    display: none;
  }

  .lum-hint-dismiss {
    width: auto;
    min-width: 64px;
    min-height: 36px;
  }

  .lum-status {
    right: max(14px, env(safe-area-inset-right));
    bottom: max(76px, calc(env(safe-area-inset-bottom) + 68px));
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* Quality gate — shown over the poster before anything downloads. */
.lum-quality-gate {
  position: absolute;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 24px;
  background: color-mix(in srgb, var(--lum-ink) 46%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.lum-quality-gate[hidden] { display: none; }

.lum-quality-card {
  width: min(560px, 100%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 6px;
  padding: 26px 26px 22px;
  background: var(--lum-paper);
  box-shadow: var(--lum-shadow);
  color: var(--lum-ink);
  font: 500 13px/1.55 var(--lum-font);
  text-align: left;
}

.lum-quality-eyebrow {
  margin: 0 0 6px;
  color: var(--lum-teal);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.lum-quality-card h2 {
  margin: 0 0 6px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
}

.lum-quality-sub {
  margin: 0 0 18px;
  color: color-mix(in srgb, var(--lum-ink) 70%, transparent);
  font-size: 12px;
}

.lum-quality-choices { display: grid; gap: 10px; }

.lum-quality-choice {
  position: relative;
  display: grid;
  gap: 3px;
  border: 1px solid color-mix(in srgb, var(--lum-ink) 22%, transparent);
  border-radius: 4px;
  padding: 13px 15px;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.lum-quality-choice:hover,
.lum-quality-choice:focus-visible {
  border-color: var(--lum-teal);
  background: color-mix(in srgb, var(--lum-teal) 8%, transparent);
}

.lum-quality-choice:focus-visible { outline: 3px solid var(--lum-mint); outline-offset: 2px; }

.lum-quality-name { font-size: 14px; font-weight: 700; }

.lum-quality-note {
  color: color-mix(in srgb, var(--lum-ink) 68%, transparent);
  font-size: 12px;
}

.lum-quality-tag {
  position: absolute;
  top: 12px;
  right: 14px;
  color: var(--lum-teal);
  font-size: 9px;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@media (max-width: 600px) {
  .lum-quality-card { padding: 20px 18px 16px; }
  .lum-quality-card h2 { font-size: 17px; }
}