:root {
  font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #543a28;
  font-synthesis: none;
  color-scheme: light;
  --green: #8b4f2e;
  --cream: #fff6e7;
  --line: rgba(57, 67, 51, 0.17);
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  overflow: hidden;
  width: 100%;
  height: 100%;
  background: #d5ba95;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
canvas:focus-visible {
  outline: 3px solid #ae754b;
  outline-offset: 4px;
}
button {
  touch-action: manipulation;
}
button:hover {
  filter: brightness(0.97);
}
button:active {
  transform: translateY(1px);
}
#game,
#world {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
}
#world {
  display: block;
  touch-action: none;
  outline: none;
}
/* 返回首页：悬浮在左上角 */
.back-home {
  position: fixed;
  left: max(14px, env(safe-area-inset-left));
  top: max(12px, env(safe-area-inset-top));
  z-index: 200;
  padding: 6px 12px;
  border-radius: 999px;
  background: #1b241ccc;
  border: 1px solid #ffffff22;
  color: #f6f1e399;
  text-decoration: none;
  white-space: nowrap;
  font-size: 13px;
  backdrop-filter: blur(4px);
}
.back-home:hover { color: #fff; background: #2a3a2e; }
.hud {
  position: absolute;
  z-index: 2;
  pointer-events: none;
}
.hud button,
.hud nav {
  pointer-events: auto;
}
.header {
  top: 28px;
  left: 30px;
  right: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 244, 222, 0.94);
  border: 1px solid #fff8;
  border-radius: 10px;
  padding: 17px 22px;
  box-shadow: 0 6px 30px #10211913;
}
.brand-icon {
  font-size: 32px;
  color: #a2693c;
}
.brand h1 {
  font-weight: 600;
  font-size: 19px;
  letter-spacing: 3px;
  margin: 0 0 5px;
}
.brand p {
  font-size: 10px;
  letter-spacing: 2px;
  margin: 0;
  color: #778076;
}
.brand-divider {
  height: 29px;
  width: 1px;
  background: #314c3926;
  margin: 0 3px;
}
.mode {
  font-size: 12px;
  white-space: nowrap;
  color: #68766b;
}
.toolbar {
  display: flex;
  gap: 9px;
  align-items: center;
}
.glass-button,
.icon-button {
  border: 1px solid #fff9;
  background: rgba(255, 244, 222, 0.95);
  box-shadow: 0 3px 18px #11251d09;
  border-radius: 7px;
  height: 44px;
  padding: 0 18px;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.icon-button {
  width: 44px;
  padding: 0;
  font-size: 23px;
}
.toolbar #help-btn {
  font-size: 17px;
}
.place {
  left: 36px;
  top: 148px;
  text-shadow: 0 1px 15px #fff8;
}
.eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2.6px;
  color: #98714f;
}
.place h2 {
  font-size: 34px;
  font-family: Georgia, "Songti SC", serif;
  font-weight: 400;
  letter-spacing: 3px;
  margin: 12px 0 10px;
}
.place p {
  font-size: 14px;
  color: #5f6b60;
  margin: 0;
}
.bottom {
  left: 30px;
  right: 30px;
  bottom: 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}
.zones {
  display: flex;
  gap: 4px;
  padding: 5px;
  border: 1px solid #ffffffaa;
  border-radius: 10px;
  background: rgba(255, 244, 222, 0.95);
  backdrop-filter: blur(18px);
  box-shadow: 0 8px 32px #12291c19;
}
.zones button {
  padding: 14px 20px;
  border: 0;
  background: transparent;
  border-radius: 6px;
  font-size: 14px;
  white-space: nowrap;
  transition:
    background 0.2s,
    color 0.2s;
}
.zones button span {
  font-size: 10px;
  opacity: 0.55;
  margin-right: 8px;
}
.zones button.active {
  background: var(--green);
  color: #fffdf4;
}
.controls-hint {
  display: flex;
  align-items: center;
  gap: 15px;
  background: #543a28dc;
  color: #f9f8f0;
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 12px;
}
.controls-hint span {
  display: flex;
  align-items: center;
  gap: 5px;
}
.controls-hint i {
  height: 14px;
  width: 1px;
  background: #fff4;
}
kbd {
  font: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 19px;
  height: 20px;
  padding: 0 4px;
  border: 1px solid #ffffff55;
  border-radius: 3px;
  font-size: 10px;
}
.source-note {
  position: absolute;
  right: 0;
  bottom: -10px;
  font-size: 10px;
  color: #fdfcf5;
  text-shadow: 0 1px 4px #0009;
  letter-spacing: 0.3px;
}
.target {
  position: absolute;
  z-index: 4;
  background: var(--cream);
  padding: 12px 18px;
  border-radius: 7px;
  box-shadow: 0 3px 25px #1b332b20;
  pointer-events: none;
  left: 50%;
  top: 55%;
  transform: translateX(-50%);
  text-align: center;
  white-space: nowrap;
}
.target span {
  font-size: 14px;
  display: block;
}
.target small {
  font-size: 11px;
  color: #879183;
  display: block;
  margin-top: 5px;
}
#crosshair {
  pointer-events: none;
  position: absolute;
  left: 50%;
  top: 50%;
  border-radius: 50%;
  width: 5px;
  height: 5px;
  background: #fffc;
  border: 1px solid #344e4288;
  box-shadow: 0 0 0 3px #fff2;
  opacity: 0.65;
}
.loading {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: #f5e4c8;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 0.6s;
}
.loading.done {
  opacity: 0;
  pointer-events: none;
}
.loading-mark {
  font-family: Georgia, "Songti SC", serif;
  font-size: 40px;
  letter-spacing: 8px;
}
.loading p {
  color: #798276;
  font-size: 14px;
  margin-top: 25px;
}
.load-track {
  width: 180px;
  height: 2px;
  background: #d5d6c9;
  margin-top: 10px;
}
.load-track i {
  display: block;
  height: 100%;
  background: #b9773e;
  width: 5%;
  transition: width 0.3s;
}
#toast {
  position: absolute;
  bottom: 175px;
  left: 50%;
  transform: translate(-50%, 10px);
  padding: 12px 20px;
  max-width: 90%;
  background: #8b4f2ef2;
  color: white;
  border-radius: 6px;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  z-index: 20;
  transition: all 0.25s;
}
#toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}
dialog {
  color: inherit;
  padding: 0;
  border: 0;
}
dialog::backdrop {
  background: #102a24aa;
  backdrop-filter: blur(8px);
}
/* These dialogs are opaque and full screen; nothing behind them shows. */
#inspector::backdrop,
#book-reader::backdrop {
  backdrop-filter: none;
}
#inspector {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0;
  background: radial-gradient(
    ellipse at 36% 43%,
    #fff7e7 0,
    #eddbbd 65%,
    #d9bc95 100%
  );
  overflow: hidden;
}
#object-view {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  touch-action: none;
}
.inspect-top {
  position: absolute;
  top: 30px;
  left: 36px;
  right: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.inspect-top kbd {
  border-color: #9995;
  color: #889180;
}
.object-info {
  position: absolute;
  right: 7%;
  top: 50%;
  transform: translateY(-50%);
  width: 265px;
  pointer-events: none;
}
.object-info h2 {
  font-family: Georgia, "Songti SC", serif;
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 2px;
  margin: 18px 0;
}
.object-info > p {
  font-size: 14px;
  line-height: 1.9;
  color: #6f786e;
}
.detail-rule {
  width: 40px;
  height: 1px;
  background: #687960;
  margin: 25px 0;
}
dl {
  margin: 0 0 25px;
}
dl > div {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  font-size: 12px;
  margin: 12px 0;
}
dt {
  color: #8b9386;
}
dd {
  margin: 0;
}
.source-preview {
  margin: 0;
  display: flex;
  align-items: flex-end;
  gap: 14px;
}
.source-preview > div {
  width: 95px;
  height: 110px;
  border: 5px solid white;
  background-repeat: no-repeat;
  box-shadow: 0 3px 12px #26362c16;
}
.source-preview figcaption {
  font-size: 11px;
  color: #8c9386;
  padding-bottom: 5px;
}
.object-info .detail-note {
  font-size: 11px;
  line-height: 1.7;
  max-width: 250px;
  margin-top: 15px;
  color: #94998f;
}
.inspect-bottom {
  position: absolute;
  bottom: 28px;
  left: 36px;
  right: 36px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
}
.inspect-bottom > span {
  font-size: 12px;
  color: #7c8678;
}
.inspect-bottom > div {
  display: flex;
  gap: 8px;
}
.small-dialog {
  padding: 44px;
  width: 460px;
  max-width: calc(100% - 32px);
  border-radius: 14px;
  background: var(--cream);
  box-shadow: 0 20px 100px #10211844;
}
.small-dialog h2 {
  font:
    30px Georgia,
    "Songti SC",
    serif;
  margin: 18px 0 32px;
}
.dialog-close {
  position: absolute;
  right: 20px;
  top: 16px;
  border: 0;
  background: none;
  font-size: 28px;
  color: #758476;
}
.help-row {
  display: flex;
  gap: 24px;
  margin: 22px 0;
  font-size: 14px;
  line-height: 1.7;
}
.help-row strong {
  font-weight: 500;
  white-space: nowrap;
}
.help-row span {
  color: #7c8679;
  font-size: 13px;
}
.help-note {
  font-size: 12px;
  line-height: 1.9;
  color: #88907f;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  margin-top: 25px;
}
.primary-button {
  width: 100%;
  background: var(--green);
  color: white;
  padding: 15px;
  border: 0;
  border-radius: 6px;
  margin-top: 12px;
}
.reference-dialog {
  width: 680px;
  max-width: calc(100% - 24px);
  height: 88dvh;
  background: var(--cream);
  border-radius: 12px;
  padding: 24px;
  overflow: auto;
}
.reference-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.reference-head h2 {
  font:
    25px Georgia,
    "Songti SC",
    serif;
  letter-spacing: 2px;
  margin: 10px 0 16px;
}
.reference-tabs {
  display: flex;
  gap: 4px;
  margin: 8px 0 20px;
}
.reference-tabs button {
  background: transparent;
  border: 0;
  border-radius: 4px;
  font-size: 12px;
  padding: 9px 11px;
  color: #82907e;
}
.reference-tabs button.active {
  background: #e6e9dc;
  color: #8b4f2e;
}
.reference-dialog img {
  display: block;
  width: 100%;
  height: calc(88dvh - 225px);
  object-fit: contain;
  background: #e7e5dc;
}
.reference-dialog > p {
  text-align: center;
  color: #8b9586;
  font-size: 11px;
}
.touch-controls {
  display: none;
  position: absolute;
  z-index: 3;
  bottom: 153px;
  left: 25px;
  right: 25px;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}
#joystick {
  width: 96px;
  height: 96px;
  border: 1px solid #ffffff99;
  background: #faf8ef44;
  border-radius: 50%;
  position: relative;
  pointer-events: auto;
  touch-action: none;
}
#stick {
  width: 38px;
  height: 38px;
  position: absolute;
  left: 28px;
  top: 28px;
  background: #fcfcf1bd;
  border-radius: 50%;
  box-shadow: 0 2px 12px #21312833;
}
#touch-pick {
  width: 63px;
  height: 63px;
  border-radius: 50%;
  background: #8b4f2ee6;
  border: 1px solid #fff9;
  color: white;
  font-size: 13px;
  pointer-events: auto;
}
@media (pointer: coarse) {
  .touch-controls {
    display: flex;
  }
  .controls-hint {
    display: none;
  }
  .bottom {
    bottom: 32px;
  }
  .source-note {
    position: static;
    color: #faf9ef;
    margin: 0;
    text-align: center;
  }
  .place {
    top: 128px;
  }
}
@media (max-width: 700px) {
  .header {
    top: 16px;
    left: 16px;
    right: 16px;
    align-items: flex-start;
  }
  .brand {
    gap: 10px;
    padding: 12px 14px;
    border-radius: 8px;
  }
  .brand-icon {
    font-size: 25px;
  }
  .brand h1 {
    font-size: 15px;
    letter-spacing: 2px;
    margin-bottom: 4px;
  }
  .brand p {
    font-size: 8px;
    letter-spacing: 1px;
  }
  .brand-divider,
  .mode {
    display: none;
  }
  .toolbar {
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
    max-width: 160px;
  }
  .toolbar .glass-button {
    padding: 0 11px;
    height: 37px;
    font-size: 12px;
  }
  .toolbar .icon-button {
    width: 37px;
    height: 37px;
  }
  #fullscreen-btn {
    display: none;
  }
  .place {
    left: 22px;
    top: 117px;
  }
  .place h2 {
    font-size: 26px;
  }
  .place p {
    font-size: 12px;
  }
  .place .eyebrow {
    font-size: 9px;
  }
  .bottom {
    left: 12px;
    right: 12px;
    gap: 14px;
  }
  .zones {
    width: 100%;
    justify-content: space-around;
    padding: 4px;
    gap: 0;
  }
  .zones button {
    padding: 13px 8px;
    font-size: 12px;
  }
  .zones button span {
    display: none;
  }
  .controls-hint {
    font-size: 10px;
    padding: 8px;
    gap: 8px;
  }
  .source-note {
    font-size: 9px;
  }
  .inspect-top {
    top: 18px;
    left: 20px;
    right: 20px;
  }
  .inspect-top .eyebrow {
    font-size: 9px;
  }
  .inspect-top .glass-button {
    font-size: 12px;
    height: 40px;
    padding: 0 12px;
  }
  .inspect-top kbd {
    display: none;
  }
  .object-info {
    right: 24px;
    left: 24px;
    top: auto;
    bottom: 94px;
    width: auto;
    transform: none;
  }
  .object-info h2 {
    font-size: 25px;
    margin: 10px 0;
  }
  .object-info > p {
    font-size: 12px;
    margin: 0;
    max-width: 75%;
  }
  .detail-rule,
  dl,
  .source-preview,
  .detail-note {
    display: none;
  }
  .inspect-bottom {
    left: 22px;
    right: 22px;
    bottom: 25px;
    align-items: flex-end;
  }
  .inspect-bottom > span {
    font-size: 10px;
    max-width: 120px;
    line-height: 1.7;
  }
  .inspect-bottom .glass-button {
    padding: 0 12px;
    font-size: 12px;
  }
  .small-dialog {
    padding: 32px 24px;
  }
  .small-dialog h2 {
    font-size: 27px;
  }
  .help-row {
    gap: 18px;
  }
  .reference-dialog {
    padding: 20px;
  }
  .reference-tabs button {
    padding: 8px;
    font-size: 11px;
  }
  .touch-controls {
    bottom: 130px;
  }
  .target {
    top: 53%;
    padding: 10px 15px;
  }
  .target span {
    font-size: 12px;
  }
  .target small {
    font-size: 10px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}
@media (max-height: 620px) and (min-width: 701px) {
  .place {
    top: 125px;
  }
  .place h2 {
    font-size: 27px;
  }
  .object-info {
    width: 250px;
  }
  .object-info h2 {
    font-size: 26px;
    margin: 10px 0;
  }
  .source-preview,
  .detail-note {
    display: none;
  }
  .detail-rule {
    margin: 15px 0;
  }
  .inspect-top {
    top: 18px;
  }
  .inspect-bottom {
    bottom: 18px;
  }
  .small-dialog {
    max-height: 90dvh;
    overflow: auto;
  }
}
/* Warm collection: honey-colored wood, bronze controls, soft paper surfaces. */
.origin-badge {
  display: inline-block;
  border: 1px solid #b69a734a;
  background: #e8d8b850;
  color: #95754e;
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 11px;
  letter-spacing: 0.7px;
  margin: -4px 0 9px;
}
.origin-badge.expanded {
  color: #a06639;
  background: #dfbf8f35;
  border-color: #b9885140;
}
.source-preview[hidden] {
  display: none !important;
}
.object-info > p {
  color: #816b53;
}
.object-info .detail-note {
  color: #9a876d;
}
.eyebrow {
  color: #947452;
}
.brand p {
  color: #9a8569;
}
.mode {
  color: #957a5d;
}
.place {
  color: #67452c;
}
.place p {
  color: #8b6847;
}
.place h2 {
  text-shadow: 0 1px 16px #fff1d4cc;
}
.object-info h2 {
  line-height: 1.36;
}
.zones {
  max-width: calc(100vw - 60px);
  overflow-x: auto;
  scrollbar-width: none;
}
.zones::-webkit-scrollbar {
  display: none;
}
.zones button {
  flex-shrink: 0;
  padding: 14px 17px;
}
.inspect-bottom > div {
  flex-wrap: wrap;
  justify-content: flex-end;
}
.target {
  border: 1px solid #c9aa7355;
}
.target small {
  color: #a1835e;
}
.controls-hint {
  background: #704b31ed;
}
.small-dialog::backdrop,
.reference-dialog::backdrop {
  background: #4f3529a1;
}
.detail-rule {
  background: #ac8960;
}
.source-note {
  color: #fff2d5;
}
.inspect-bottom > span {
  color: #917754;
}
.reference-tabs button.active {
  color: #915b32;
  background: #ecddbf;
}
.reference-tabs button {
  color: #a38c6c;
}
.reference-dialog img {
  background: #e9dabe;
}
.primary-button {
  background: #8b4f2e;
}
.load-track {
  background: #dfc9a4;
}
@media (max-width: 900px) {
  .zones button {
    padding: 13px 12px;
  }
  .zones button span {
    display: none;
  }
  .source-note {
    position: static;
    margin: 0;
    font-size: 10px;
  }
  .bottom {
    gap: 10px;
  }
}
@media (max-width: 700px) {
  .zones {
    max-width: 100%;
    justify-content: flex-start;
    scroll-snap-type: x proximity;
  }
  .zones button {
    padding: 13px 15px;
    scroll-snap-align: center;
  }
  .inspect-bottom {
    left: 16px;
    right: 16px;
    gap: 9px;
  }
  .inspect-bottom > div {
    gap: 5px;
  }
  .inspect-bottom .glass-button {
    height: 38px;
    padding: 0 8px;
    font-size: 11px;
  }
  .inspect-bottom .icon-button {
    width: 35px;
    height: 38px;
  }
  .inspect-bottom > span {
    max-width: 88px;
    font-size: 10px;
  }
  .origin-badge {
    font-size: 10px;
    margin-bottom: 6px;
  }
  .object-info h2 {
    font-size: 24px;
  }
  .object-info > p {
    max-width: 100%;
  }
  .object-info .detail-note {
    display: block;
    max-width: 100%;
    margin-top: 8px;
    font-size: 10px;
  }
  .object-info {
    bottom: 106px;
  }
  .brand {
    background: rgba(255, 244, 222, 0.96);
  }
}
#travel-veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: #f2dbb6;
  opacity: 0;
  pointer-events: none;
}
.brand-divider {
  background: #8c603c30;
}
.glass-button,
.icon-button {
  border-color: #fff4debb;
}
.inspect-top kbd {
  border-color: #ad8a5c55;
  color: #987751;
}
.help-row span,
.help-note {
  color: #92795c;
}
.source-preview figcaption {
  color: #a18662;
}
.object-info dt {
  color: #a08767;
}
.reference-dialog > p {
  color: #a08767;
}
.target small {
  font-size: 12px;
}
.place {
  padding: 12px 28px 15px 16px;
  margin-left: -16px;
  border-radius: 6px;
  background: linear-gradient(90deg, #fff1d4d9, #fff1d488 75%, #fff1d400);
}
.place p {
  color: #765239;
}
.place .eyebrow {
  color: #96653e;
}
@media (max-width: 700px) {
  .place {
    padding: 10px 22px 12px 12px;
    margin-left: -12px;
  }
  .place h2 {
    margin-top: 9px;
  }
  .place p {
    font-size: 12px;
  }
}
/* Photo-led room, quiet museum labels and deep forest controls. */
:root {
  --green: #344936;
  --cream: #f7f4e9;
  color: #283b30;
}
body {
  background: #384338;
}
.header {
  top: 22px;
  left: 24px;
  right: 24px;
  align-items: flex-start;
}
.brand {
  border-radius: 3px;
  padding: 13px 18px;
  gap: 13px;
  background: rgba(247, 244, 233, 0.95);
  box-shadow: 0 5px 25px #15281c14;
}
.brand h1 {
  font-size: 20px;
  letter-spacing: 3px;
}
.brand p {
  font-size: 11px;
  color: #738071;
  letter-spacing: 1.7px;
}
.brand-icon {
  color: #667e48;
  font-size: 28px;
}
.brand-divider {
  background: #42503a25;
}
.mode {
  font-size: 13px;
  color: #75816e;
}
.glass-button,
.icon-button {
  background: rgba(247, 244, 233, 0.96);
  color: #354933;
  border-color: #e5e8d8;
  border-radius: 4px;
}
.toolbar {
  flex-wrap: wrap;
  justify-content: flex-end;
}
.collection-trigger {
  background: #334b38;
  color: #f4f1df;
  border-color: #6b805c;
  gap: 15px;
}
.collection-trigger span {
  border-left: 1px solid #d9e3c14d;
  padding-left: 13px;
  color: #c5d5ad;
  font-size: 13px;
}
.place {
  top: 110px;
  left: 25px;
  padding: 12px 15px;
  margin: 0;
  max-width: 310px;
  background: rgba(247, 244, 233, 0.86);
  color: #334731;
  box-shadow: none;
  text-shadow: none;
  border-radius: 3px;
  transition: opacity 0.3s;
}
.place h2 {
  font-size: 21px;
  letter-spacing: 1px;
  margin: 7px 0 7px;
  text-shadow: none;
}
.place .eyebrow {
  font-size: 10px;
  letter-spacing: 1.8px;
}
.place p {
  font-size: 13px;
  color: #65725e;
}
.eyebrow {
  color: #7d886c;
}
.bottom {
  bottom: 22px;
  gap: 11px;
  left: 24px;
  right: 24px;
}
.zones {
  border-radius: 5px;
  background: #f7f4eaf2;
  box-shadow: 0 4px 25px #18291d25;
  padding: 4px;
  border: 1px solid #f5f5e5;
  max-width: calc(100vw - 38px);
}
.zones button {
  font-size: 14px;
  padding: 12px 21px;
  border-radius: 3px;
}
.zones button.active {
  background: #354d39;
  color: #fffceb;
}
.controls-hint {
  background: #233829d6;
  font-size: 12px;
  border-radius: 3px;
  padding: 8px 14px;
  color: #f2f0df;
}
.source-note {
  display: none;
}
.target {
  background: #f8f5e8;
  border-color: #dde3cb;
  border-radius: 4px;
  color: #31422f;
}
.target small {
  color: #7c876c;
}
.loading {
  background: #eceee3;
  color: #344b34;
}
.loading-mark {
  font-size: 34px;
}
.loading p {
  color: #839077;
}
.load-track {
  background: #cdd4bd;
}
.load-track i {
  background: #4d6944;
}
#toast {
  background: #344b38f5;
}
#travel-veil {
  background: #e5e7d9;
}
#touch-pick {
  background: #344b38e6;
}
dialog::backdrop {
  background: #172b23b3;
}
#inspector {
  background: radial-gradient(
    ellipse at 35% 38%,
    #fffef8 0,
    #eeeee3 64%,
    #d6dbca 100%
  );
}
.object-info h2 {
  font-size: 30px;
  color: #30402f;
}
.object-info > p {
  font-size: 15px;
  color: #71806b;
}
.origin-badge,
.origin-badge.expanded {
  font-size: 12px;
  color: #6d8060;
  background: #dde7cb55;
  border-color: #869b6633;
}
.object-info .detail-note {
  font-size: 12px;
  color: #8b9581;
}
.detail-rule {
  background: #8f9d7b;
}
.object-info dt {
  color: #8b987e;
}
.source-preview {
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.source-preview > div {
  width: 190px;
  height: 127px;
  background-color: #ebe7dc;
  border: 0;
  border-radius: 3px;
}
.source-preview figcaption {
  font-size: 12px;
  color: #839076;
}
.inspect-bottom > span {
  font-size: 13px;
  color: #708068;
}
.inspect-top kbd {
  color: #7c8e6c;
  border-color: #889b6644;
}
.primary-button {
  background: #344d38;
}
.help-row span,
.help-note {
  color: #708069;
}
.small-dialog,
.reference-dialog {
  background: #f7f5eb;
  border-radius: 7px;
}
.reference-dialog img {
  height: calc(88dvh - 142px);
  background: #e3e5db;
}
.collection-dialog {
  width: min(1120px, calc(100vw - 40px));
  max-width: none;
  max-height: 90dvh;
  padding: 30px;
  background: #f2f0e5;
  border-radius: 8px;
  overflow: auto;
}
.collection-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 25px;
}
.collection-head h2 {
  font:
    31px Georgia,
    "Songti SC",
    serif;
  font-weight: 400;
  margin: 13px 0 7px;
  letter-spacing: 2px;
}
.collection-head p {
  color: #77836c;
  font-size: 14px;
  margin: 0;
}
.collection-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}
.collection-card {
  border: 0;
  padding: 0;
  text-align: left;
  background: #fffcf3;
  border-radius: 4px;
  overflow: hidden;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
  box-shadow: 0 2px 7px #223a2710;
}
.collection-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 22px #223a2720;
}
.collection-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1.3;
  object-fit: cover;
}
.collection-card > span {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 13px;
}
.collection-card small {
  font-size: 12px;
  color: #819073;
}
.collection-card strong {
  font-size: 14px;
  font-weight: 500;
  color: #344b38;
  line-height: 1.5;
}
.inspect-top .eyebrow {
  font-size: 12px;
}
dl > div {
  font-size: 13px;
}
.object-info {
  width: 280px;
  right: 6%;
}
@media (max-width: 900px) {
  .collection-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .place {
    opacity: 0;
    pointer-events: none;
  }
  .zones button {
    padding: 12px 17px;
  }
  .brand-divider,
  .mode {
    display: none;
  }
  .object-info {
    right: 4%;
    width: 250px;
  }
}
@media (max-width: 700px) {
  .header {
    top: 14px;
    left: 14px;
    right: 14px;
    gap: 8px;
  }
  .brand {
    padding: 10px 12px;
    gap: 9px;
  }
  .brand h1 {
    font-size: 17px;
  }
  .brand p {
    font-size: 8px;
    letter-spacing: 0.7px;
  }
  .brand-icon {
    font-size: 23px;
  }
  .toolbar {
    max-width: 170px;
    gap: 5px;
  }
  .toolbar .glass-button {
    font-size: 12px;
    height: 36px;
    padding: 0 9px;
  }
  .toolbar .icon-button {
    width: 36px;
    height: 36px;
  }
  .collection-trigger {
    gap: 7px;
  }
  .collection-trigger span {
    padding-left: 7px;
  }
  .bottom {
    bottom: 20px;
    left: 10px;
    right: 10px;
  }
  .zones button {
    font-size: 13px;
    padding: 12px 15px;
  }
  .object-info {
    left: 22px;
    right: 22px;
    bottom: 100px;
    width: auto;
  }
  .object-info h2 {
    font-size: 25px;
  }
  .object-info > p {
    font-size: 14px;
    line-height: 1.6;
  }
  .object-info .detail-note {
    font-size: 11px;
  }
  .inspect-bottom > span {
    font-size: 11px;
    max-width: 94px;
  }
  .collection-dialog {
    width: calc(100vw - 20px);
    padding: 20px;
    max-height: 92dvh;
  }
  .collection-head h2 {
    font-size: 27px;
  }
  .collection-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
  .collection-card > span {
    padding: 11px;
  }
  .collection-card strong {
    font-size: 14px;
  }
  .collection-head .eyebrow {
    font-size: 10px;
    letter-spacing: 1px;
  }
  .touch-controls {
    bottom: 100px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .collection-card:hover {
    transform: none;
  }
}
.collection-card.sculpted img {
  object-fit: contain;
  background: #f5f1e9;
  aspect-ratio: 1;
}

/* Original finished photobook, opened as a full-window 2D reading surface. */
#book-reader {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: #d5d5ca;
  overflow: hidden;
}
#book-reader[open] {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}
.reader-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 20px;
  background: #e4e3d8;
  border-bottom: 1px solid #7a837421;
}
.reader-toolbar .glass-button {
  height: 36px;
  font-size: 13px;
  background: #f7f5e9;
}
.reader-toolbar > span {
  font-size: 12px;
  color: #6c7968;
}
.reader-content {
  position: relative;
  min-height: 0;
}
#book-frame {
  display: block;
  border: 0;
  width: 100%;
  height: 100%;
  background: #d5d5ca;
}
.reader-loading {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: #e4e3d8;
  color: #64725e;
  font-size: 15px;
}
.reader-loading[hidden] {
  display: none;
}
.collection-card.readable-book img {
  object-fit: contain;
  aspect-ratio: 1;
  background: #e9e4d6;
  padding: 10px;
  box-sizing: border-box;
}
@media (max-width: 700px) {
  .reader-toolbar {
    padding: 8px 12px;
  }
  .reader-toolbar .glass-button {
    height: 34px;
    font-size: 12px;
    padding-inline: 12px;
  }
  .reader-toolbar > span {
    font-size: 10px;
  }
}

/* Platform edition: an uninterrupted scene with only movement keycaps. */
#target, #toast { display: none !important; }
/* A solid tint instead of a frosted blur: blurring the live canvas every frame cost ~15% of frame time. */
.controls-hint { gap: 6px; padding: 8px 10px; border-radius: 10px; background: #2533298c; }
.controls-hint kbd { min-width: 22px; height: 22px; border-color: #ffffff40; font-size: 10px; }