@charset "UTF-8";
@font-face{font-family:'Collector CJK';src:url('assets/collector-cjk.woff2') format('woff2');font-style:normal;font-weight:100 900;font-display:swap;unicode-range:U+2E80-9FFF,U+F900-FAFF,U+FF00-FFEF}
:root {
  color-scheme:dark;
  --ink:#090806;
  --paper:#f2ead9;
  --gold:#c9a96a;
  --muted:#b4aa99;
  --line:#3b3326;
  --panel:#12100d;
  --serif:Georgia,'Songti SC','SimSun','Collector CJK',serif;
  --sans:'Segoe UI','PingFang SC','Microsoft YaHei','Collector CJK',sans-serif;
  font-family:var(--sans);
  color:var(--paper);
  background:var(--ink);
  font-synthesis:none;
  text-rendering:optimizeLegibility
}
* {
  box-sizing:border-box
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:100px
}
body {
  margin:0;
  font-size:15px;
  line-height:1.85
}
p,h1,h2,h3,h4,figure {
  margin:0
}
p {
  color:var(--muted)
}
a {
  color:inherit;
  text-decoration:none
}
button {
  font:inherit;
  color:inherit;
  cursor:pointer;
  background:none;
  border:0
}
button:disabled {
  opacity:.35;
  cursor:default
}
button,a {
  -webkit-tap-highlight-color:transparent
}
a:focus-visible,button:focus-visible,summary:focus-visible {
  outline:2px solid var(--gold);
  outline-offset:5px
}
img {
  display:block;
  max-width:100%
}
::selection {
  background:var(--gold);
  color:var(--ink)
}
[hidden] {
  display:none!important
}
.skip-link {
  position:fixed;
  top:-100px;
  left:15px;
  z-index:90;
  background:var(--gold);
  color:var(--ink);
  padding:12px
}
.skip-link:focus {
  top:12px
}
.loading {
  padding:50px
}
.sr-only {
  position:absolute;
  width:1px;
  height:1px;
  overflow:hidden;
  clip-path:inset(50%);
  white-space:nowrap
}
.site-header {
  height:76px;
  position:fixed;
  inset:0 0 auto;
  z-index:40;
  background:var(--ink);
  border-bottom:1px solid var(--line);
  padding:0 5%;
  display:flex;
  align-items:center;
  gap:30px
}
.wordmark {
  display:flex;
  align-items:center;
  gap:10px;
  font:23px var(--serif);
  letter-spacing:-.5px;
  white-space:nowrap
}
.site-header>nav:not(#mobile-nav) {
  display:flex;
  gap:30px;
  margin:auto;
  font-size:12px;
  color:var(--muted)
}
.site-header nav a:hover,.site-header nav a[aria-current] {
  color:var(--gold)
}
.header-cta {
  font-size:12px;
  color:var(--gold);
  display:flex;
  gap:20px;
  align-items:center
}
.reading-progress {
  position:absolute;
  bottom:-1px;
  left:0;
  right:0;
  height:2px;
  overflow:hidden
}
.reading-progress>span {
  display:block;
  height:100%;
  width:100%;
  background:var(--gold);
  transform:scaleX(0);
  transform-origin:left
}
#menu-toggle {
  display:none
}
main {
  padding-top:76px
}
.chapter,footer {
  width:min(1280px,90%);
  margin:auto
}
.section {
  padding:100px 0;
  border-top:1px solid var(--line)
}
.section-heading {
  margin-bottom:40px
}
.eyebrow {
  font-size:10px;
  letter-spacing:1.8px;
  color:var(--gold);
  line-height:1.7;
  text-transform:uppercase
}
.section-heading h2 {
  font-size:clamp(27px,2.9vw,40px);
  font-weight:400;
  letter-spacing:-.5px;
  line-height:1.5;
  margin-top:15px
}
.section-deck {
  font-size:14px;
  max-width:740px;
  margin-top:18px
}
.button {
  display:inline-flex;
  align-items:center;
  justify-content:space-between;
  gap:35px;
  font-size:12px;
  min-height:48px;
  padding:13px 22px
}
.button-gold {
  background:var(--gold);
  color:var(--ink)
}
.button-gold:hover {
  background:#e0c184
}
.text-link {
  display:inline-flex;
  gap:25px;
  align-items:center;
  font-size:13px;
  min-height:44px;
  color:var(--gold)
}
.text-link:hover {
  color:var(--paper)
}
.hero {
  padding-top:40px;
  padding-bottom:28px
}
.hero-heading {
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:40px;
  padding-bottom:30px
}
.hero h1 {
  font:400 clamp(46px,5.2vw,76px)/1.15 var(--serif);
  letter-spacing:-2px;
  margin:12px 0
}
.hero h1 em {
  font-weight:400;
  color:var(--gold)
}
.hero-definition {
  font-size:17px;
  color:var(--paper)
}
.hero-actions {
  display:flex;
  gap:25px;
  align-items:center;
  padding-bottom:4px
}
.hero-actions .text-link {
  font-size:12px;
  gap:15px
}
.hero-gallery {
  border:1px solid #5e4c31
}
.hero-tabs {
  display:flex;
  align-items:center;
  border-bottom:1px solid var(--line);
  padding:0 24px;
  gap:28px;
  height:54px;
  background:var(--panel)
}
.hero-tabs>span {
  font-size:9px;
  letter-spacing:1.6px;
  color:var(--muted);
  margin-right:auto
}
.hero-tabs button {
  height:54px;
  position:relative;
  font:19px var(--serif);
  color:var(--muted)
}
.hero-tabs button[aria-pressed=true] {
  color:var(--gold)
}
.hero-tabs button[aria-pressed=true]:after {
  content:'';
  position:absolute;
  bottom:0;
  left:0;
  right:0;
  height:2px;
  background:var(--gold)
}
.hero-product {
  display:grid;
  grid-template-columns:1fr 230px;
  align-items:stretch;
  background:#130f09
}
.hero-shot .shot-button {
  height:clamp(310px,43vh,470px);
  border:0
}
.hero-shot img {
  height:100%;
  width:100%;
  object-fit:cover;
  object-position:50% 19%
}
.hero-shot figcaption {
  display:none
}
.hero-product[data-hero-current=cd] .hero-shot img {
  object-position:50% 0%
}
.hero-product[data-hero-current=cassette] .hero-shot img {
  object-position:50% 8%
}
.hero-product-label {
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:28px;
  border-left:1px solid var(--line)
}
.hero-product-label>span {
  font:italic 43px var(--serif);
  color:var(--gold)
}
.hero-product-label p {
  font-size:13px;
  margin:15px 0 28px
}
.hero-product-label a {
  font-size:11px;
  color:var(--gold);
  display:flex;
  justify-content:space-between
}
.hero-bottom {
  display:flex;
  justify-content:space-between;
  gap:25px;
  font-size:11px;
  margin-top:20px
}
.hero-bottom>span {
  color:var(--gold);
  font:13px var(--serif);
  white-space:nowrap
}
.evidence {
  min-width:0
}
.shot-button {
  display:block;
  padding:0;
  width:100%;
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--ink);
  text-align:left
}
.shot-button img {
  width:100%;
  height:auto
}
.zoom-hint {
  position:absolute;
  right:12px;
  bottom:12px;
  background:#090806ed;
  border:1px solid #78623d;
  color:var(--paper);
  font-size:10px;
  padding:5px 10px;
  display:flex;
  gap:18px;
  align-items:center
}
.shot-button:hover .zoom-hint {
  background:var(--gold);
  color:var(--ink)
}
figcaption {
  font-size:11px;
  color:var(--muted);
  margin-top:10px;
  line-height:1.7
}
.value-tabs {
  display:flex;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line)
}
.value-tabs button {
  flex:1;
  padding:23px 15px;
  text-align:left;
  color:var(--muted);
  font-size:16px;
  position:relative;
  display:flex;
  gap:22px;
  align-items:center
}
.value-tabs button:first-child {
  padding-left:0
}
.value-tabs button>span {
  font:italic 17px var(--serif);
  color:var(--gold)
}
.value-tabs button[aria-pressed=true] {
  color:var(--gold)
}
.value-tabs button[aria-pressed=true]:after {
  content:'';
  position:absolute;
  bottom:-1px;
  height:2px;
  background:var(--gold);
  left:0;
  right:25px
}
.value-panel {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:80px;
  align-items:center;
  padding:45px 6%;
  min-height:550px;
  background:var(--panel)
}
.value-image {
  max-width:230px;
  justify-self:center;
  width:100%
}
.value-image .shot-button {
  height:390px
}
.value-image img {
  height:100%;
  object-fit:cover;
  object-position:top
}
.value-copy {
  max-width:440px
}
.display-number {
  font:italic 64px var(--serif);
  color:#6b5938;
  display:block;
  margin-bottom:25px
}
.value-copy h3 {
  font-size:29px;
  font-weight:400;
  margin:12px 0 20px
}
.value-copy>p:not(.eyebrow) {
  font-size:15px
}
.value-copy>a {
  margin-top:25px
}
.media-tabs {
  position:sticky;
  top:76px;
  z-index:15;
  background:var(--ink);
  display:flex;
  border-bottom:1px solid var(--line);
  margin-bottom:35px;
  gap:35px
}
.media-tabs>a {
  display:flex;
  align-items:baseline;
  gap:14px;
  font:30px var(--serif);
  padding:15px 10px 18px 0;
  min-width:150px;
  color:var(--muted);
  position:relative
}
.media-tabs small {
  font:11px var(--sans)
}
.media-tabs a[aria-current] {
  color:var(--gold)
}
.media-tabs a[aria-current]:after {
  content:'';
  position:absolute;
  height:2px;
  background:var(--gold);
  bottom:-1px;
  left:0;
  right:0
}
.media-exhibit {
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  gap:70px;
  align-items:start
}
.sticky-exhibit {
  position:sticky;
  top:165px;
  border:1px solid #53442d;
  background:var(--panel)
}
.exhibit-stage-header {
  display:flex;
  align-items:center;
  gap:15px;
  border-bottom:1px solid var(--line);
  padding:13px 20px
}
.exhibit-stage-header>span:first-child {
  font:24px var(--serif);
  color:var(--gold)
}
.exhibit-stage-header>small {
  font-size:10px;
  color:var(--muted)
}
.state-count {
  margin-left:auto;
  font-size:10px;
  color:var(--muted)
}
.exhibit-picture {
  display:flex;
  justify-content:center;
  align-items:center;
  height:min(52vh,535px);
  min-height:330px;
  padding:20px;
  background:#0c0a08
}
.exhibit-picture>.evidence {
  height:100%;
  max-width:100%
}
.exhibit-picture .shot-button {
  height:100%;
  width:auto
}
.exhibit-picture img {
  height:100%;
  width:auto;
  max-width:100%;
  object-fit:contain
}
.exhibit-picture figcaption {
  display:none
}
.exhibit-controls {
  display:flex;
  gap:6px;
  flex-wrap:wrap;
  justify-content:center;
  padding:15px 15px 0
}
.exhibit-controls>button {
  min-height:40px;
  font-size:11px;
  border:1px solid var(--line);
  padding:7px 11px;
  color:var(--muted)
}
.exhibit-controls>button[aria-pressed=true] {
  border-color:var(--gold);
  color:var(--gold);
  background:#211b12
}
.state-note {
  font-size:12px;
  margin:13px 20px 0;
  min-height:46px;
  color:var(--muted)
}
.exhibit-return {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:15px;
  padding:10px 20px 12px;
  border-top:1px solid var(--line);
  margin-top:8px;
  font-size:10px;
  color:var(--muted)
}
.exhibit-return>button {
  font-size:11px;
  color:var(--gold);
  min-height:36px
}
.media-story {
  min-height:88vh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  scroll-margin-top:175px;
  border-bottom:1px solid var(--line);
  padding:40px 0
}
.media-story:first-child {
  padding-top:0
}
.media-story h3 {
  font-size:33px;
  font-weight:400;
  line-height:1.65;
  margin:20px 0 25px;
  max-width:390px
}
.media-story>p:not(.eyebrow) {
  font-size:15px
}
.story-value {
  border-left:1px solid #7e6740;
  padding-left:20px;
  margin:30px 0 20px
}
.story-value span {
  font-size:11px;
  color:var(--gold)
}
.story-value p {
  font-size:14px;
  margin-top:8px
}
.media-story>button {
  align-self:flex-start
}
.appearance-label {
  font-size:11px;
  color:var(--muted);
  margin-top:18px
}
.product-frame.crop-front,.product-frame.crop-spines {
  width:100%;
  height:100%;
  overflow:hidden
}
.product-frame.crop-front .shot-button,.product-frame.crop-spines .shot-button {
  width:100%;
  height:100%
}
.product-frame.crop-front img,.product-frame.crop-spines img {
  object-fit:cover;
  width:100%;
  height:100%;
  object-position:50% 10%
}
.product-frame.crop-spines img {
  object-position:50% 77%
}
.cd-comparison {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:20px;
  height:100%;
  width:100%
}
.cd-comparison>div {
  height:100%;
  min-width:0;
  flex:1
}
.cd-comparison .evidence {
  height:100%
}
.cd-comparison .shot-button {
  margin:auto;
  max-width:100%
}
.product-cta {
  display:flex;
  align-items:center;
  gap:25px;
  border-bottom:1px solid var(--line);
  margin-top:40px;
  padding:17px 0
}
.product-cta p {
  font-size:16px;
  color:var(--paper)
}
.product-cta small {
  margin-left:auto;
  font-size:11px;
  color:var(--muted)
}
.journey-path {
  list-style:none;
  margin:0;
  padding:0 0 28px;
  display:grid;
  grid-template-columns:repeat(6,1fr)
}
.journey-path li {
  min-width:0;
  position:relative
}
.journey-path li:not(:last-child):after {
  content:'→';
  position:absolute;
  right:0;
  top:17px;
  color:#8b7755
}
.journey-path button {
  font-size:13px;
  text-align:center;
  width:100%;
  padding:0 8px;
  color:var(--muted);
  line-height:1.8
}
.journey-path button>span {
  width:40px;
  height:40px;
  border:1px solid #6b5735;
  display:grid;
  place-items:center;
  border-radius:50%;
  font:16px var(--serif);
  margin:0 auto 13px;
  color:var(--gold)
}
.journey-path button[aria-pressed=true] {
  color:var(--gold)
}
.journey-path button[aria-pressed=true]>span {
  background:var(--gold);
  color:var(--ink)
}
.journey-panel {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:center;
  padding:40px 10%;
  border:1px solid var(--line);
  background:var(--panel)
}
.journey-image {
  max-width:255px;
  width:100%;
  justify-self:center
}
.journey-copy h3 {
  font-size:30px;
  font-weight:400;
  line-height:1.65;
  margin:20px 0
}
.journey-copy>p:not(.eyebrow) {
  font-size:15px
}
.journey-stage-label {
  color:var(--gold);
  font-size:11px;
  border-left:2px solid var(--gold);
  padding-left:12px;
  margin:28px 0
}
.step-controls {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  border-top:1px solid var(--line);
  padding-top:17px
}
.step-controls>button {
  color:var(--gold);
  font-size:12px;
  min-height:44px
}
.step-controls>span {
  font:16px var(--serif);
  color:var(--muted)
}
.scan-variants {
  margin-top:25px;
  border-bottom:1px solid var(--line)
}
summary {
  cursor:pointer
}
.scan-variants>summary {
  display:flex;
  justify-content:space-between;
  padding:20px 0;
  color:var(--gold);
  font-size:14px;
  list-style:none
}
.scan-variants>summary::-webkit-details-marker {
  display:none
}
.branch-buttons {
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  padding:15px 0
}
.branch-buttons button {
  font-size:12px;
  min-height:44px;
  border:1px solid var(--line);
  color:var(--muted);
  padding:8px 15px
}
.branch-buttons button[aria-pressed=true] {
  color:var(--gold);
  border-color:var(--gold)
}
.branch-panel {
  display:grid;
  grid-template-columns:1fr 200px;
  align-items:center;
  gap:70px;
  max-width:800px;
  margin:auto;
  padding:25px 0 35px
}
.branch-panel h4 {
  font-size:24px;
  font-weight:400;
  margin-bottom:20px
}
.branch-panel p {
  font-size:14px
}
.branch-panel .evidence {
  max-width:185px
}
.architecture-layout {
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:70px;
  align-items:center
}
.architecture-map {
  text-align:center;
  background:var(--panel);
  padding:30px 22px;
  border:1px solid var(--line)
}
.architecture-map button {
  display:block;
  padding:16px;
  min-height:64px;
  border:1px solid #51432d;
  font-size:16px;
  background:var(--ink);
  margin:0 auto;
  position:relative
}
.architecture-map button[aria-pressed=true] {
  border-color:var(--gold);
  color:var(--gold)
}
.architecture-map small {
  display:block;
  color:var(--muted);
  font-size:11px;
  margin-top:7px
}
.map-root {
  width:60%
}
.map-line.vertical {
  height:25px;
  display:block;
  width:1px;
  background:#77603a;
  margin:auto
}
.map-shelf {
  width:85%
}
.map-branches {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  position:relative;
  margin-top:32px
}
.map-branches:before {
  content:'';
  position:absolute;
  left:16.6%;
  right:16.6%;
  top:-16px;
  height:1px;
  background:#77603a
}
.map-branches>button {
  width:100%;
  font-size:13px;
  min-height:94px;
  padding:14px 5px
}
.map-branches>button:before {
  content:'';
  position:absolute;
  left:50%;
  bottom:100%;
  height:16px;
  width:1px;
  background:#77603a
}
.map-branches>button:nth-child(2):before {
  height:32px
}
.map-loop {
  margin-top:22px;
  display:flex;
  align-items:center;
  gap:25px;
  border-top:1px solid #6b5735;
  padding-top:22px
}
.map-loop button {
  width:50%;
  margin:0
}
.map-loop>span {
  font-size:11px;
  color:var(--gold)
}
.architecture-panel h3 {
  font-size:24px;
  font-weight:400;
  line-height:1.85;
  margin:22px 0 30px
}
.architecture-panel ol {
  list-style:none;
  padding:0;
  margin:0;
  display:flex;
  flex-wrap:wrap;
  gap:15px;
  color:var(--gold);
  font-size:12px
}
.architecture-panel li:not(:last-child):after {
  content:'→';
  margin-left:15px;
  color:var(--muted)
}
.model-intro {
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:70px;
  align-items:center;
  margin:15px 0 35px
}
.model-intro h3 {
  font-size:24px;
  font-weight:400;
  line-height:1.85
}
.model-intro p {
  font-size:15px
}
.model-flow {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  padding:0;
  list-style:none;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin:0
}
.model-flow li {
  padding:23px 22px;
  position:relative;
  border-right:1px solid var(--line)
}
.model-flow li:last-child {
  border:0
}
.model-flow li:not(:last-child):after {
  content:'→';
  position:absolute;
  right:-8px;
  top:50%;
  background:var(--ink);
  color:var(--gold)
}
.model-flow span {
  font:22px var(--serif);
  color:var(--gold)
}
.model-flow strong {
  display:block;
  font-weight:400;
  font-size:16px;
  margin:10px 0
}
.model-flow small {
  font-size:11px;
  color:var(--muted)
}
.model-demo {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  margin:45px 0
}
.model-demo h3 {
  font-size:26px;
  font-weight:400;
  margin:15px 0
}
.model-demo p:not(.eyebrow) {
  font-size:14px
}
.edition-buttons {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin:25px 0 13px
}
.edition-buttons button {
  border:1px solid var(--line);
  text-align:left;
  padding:18px 14px;
  display:flex;
  flex-direction:column;
  gap:10px
}
.edition-buttons button[aria-pressed=true] {
  border-color:var(--gold);
  background:#211b12
}
.edition-buttons span {
  font-size:9px;
  color:var(--gold);
  letter-spacing:1px
}
.edition-buttons strong {
  font:20px var(--serif)
}
.edition-buttons small {
  font-size:12px;
  color:var(--muted)
}
.demo-label {
  font-size:11px;
  color:var(--muted)
}
#model-panel {
  background:var(--panel);
  border:1px solid var(--line);
  padding:28px
}
.model-view {
  border-bottom:1px solid var(--line);
  padding-bottom:24px;
  margin-bottom:22px
}
.model-view>span,.main-cover>span {
  font-size:12px;
  display:block;
  color:var(--muted)
}
.model-view>strong {
  display:block;
  font:30px var(--serif);
  color:var(--gold);
  margin:12px 0
}
.model-view p {
  font-size:12px
}
.main-cover strong {
  display:block;
  font:22px var(--serif);
  margin:12px 0
}
.main-cover small {
  font-size:12px;
  color:var(--muted)
}
.model-explanation {
  margin-top:18px;
  font-size:12px!important
}
.decision-list {
  border-top:1px solid var(--line)
}
.decision-list details {
  border-bottom:1px solid var(--line)
}
.decision-list summary {
  list-style:none;
  display:flex;
  align-items:center;
  gap:25px;
  padding:24px 0
}
.decision-list summary::-webkit-details-marker {
  display:none
}
.decision-list summary>span:first-child {
  font:italic 22px var(--serif);
  color:var(--gold)
}
.decision-list summary h3 {
  font-size:20px;
  font-weight:400
}
.details-plus {
  margin-left:auto;
  font-size:22px;
  color:var(--gold)
}
details[open] .details-plus {
  transform:rotate(45deg)
}
.decision-body {
  padding:0 0 25px 50px
}
.decision-body>div {
  display:grid;
  grid-template-columns:70px 1fr;
  gap:20px;
  margin:15px 0
}
.decision-body h4 {
  font-size:12px;
  color:var(--gold);
  font-weight:400;
  padding-top:3px
}
.decision-body p {
  font-size:14px
}
.contribution-layout {
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:70px;
  align-items:center
}
.contribution-visual {
  display:flex;
  gap:20px;
  align-items:center;
  max-width:540px
}
.contribution-visual>.evidence {
  flex:1;
  width:0
}
.contribution-visual>.evidence:nth-child(2) {
  margin-top:100px
}
.contribution-list>div {
  border-bottom:1px solid var(--line);
  padding:22px 0
}
.contribution-list>div:first-child {
  padding-top:0
}
.contribution-list span {
  font-size:11px;
  color:var(--gold)
}
.contribution-list h3 {
  font-size:19px;
  font-weight:400;
  margin:10px 0
}
.contribution-list p {
  font-size:14px
}
.future-section {
  padding-top:65px;
  padding-bottom:65px
}
.future-section h2 {
  font-size:28px;
  font-weight:400;
  margin:17px 0
}
.future-section>p:not(.eyebrow) {
  max-width:700px;
  font-size:14px
}
.future-section>a {
  margin-top:18px
}
footer {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  padding:30px 0;
  border-top:1px solid var(--line)
}
footer p,footer>a:last-child {
  font-size:12px;
  color:var(--muted)
}
#back-top {
  position:fixed;
  right:22px;
  bottom:22px;
  width:42px;
  height:42px;
  background:var(--ink);
  color:var(--gold);
  border:1px solid #75603b;
  z-index:25;
  opacity:0;
  pointer-events:none
}
#back-top.visible {
  opacity:1;
  pointer-events:auto
}
dialog {
  position:fixed;
  background:var(--ink);
  color:var(--paper);
  padding:0;
  border:1px solid #75603b;
  width:min(1000px,94vw);
  max-height:94dvh;
  overflow:auto
}
dialog::backdrop {
  background:#000d
}
body:has(dialog[open]) {
  overflow:hidden
}
.lightbox-toolbar {
  position:sticky;
  top:0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:15px;
  z-index:2;
  background:var(--ink);
  border-bottom:1px solid var(--line);
  padding:12px 20px
}
.lightbox-toolbar h2 {
  font-size:14px;
  font-weight:400
}
.lightbox-toolbar>div {
  display:flex;
  gap:12px
}
.lightbox-toolbar button {
  font-size:12px;
  min-height:40px;
  padding:5px 10px;
  color:var(--gold);
  white-space:nowrap
}
.lightbox-toolbar button[aria-pressed=true] {
  border:1px solid var(--gold)
}
.lightbox-scroll {
  overflow:auto;
  max-height:76dvh;
  overscroll-behavior:contain
}
#lightbox-image {
  width:auto;
  max-height:75dvh;
  max-width:100%;
  margin:auto
}
#lightbox-image.is-zoomed {
  width:100%;
  max-width:none;
  max-height:none
}
dialog>p {
  font-size:11px;
  text-align:center;
  padding:16px
}
.shot-button img {
  transition:opacity .18s
}
.value-panel,.exhibit-picture {
  animation:reveal .22s ease-out
}
@keyframes reveal {
  from {
    opacity:.7
  }
  to {
    opacity:1
  }
}
@media(max-width:1100px) {
  .site-header {
    gap:20px
  }
  .site-header>nav:not(#mobile-nav) {
    gap:18px;
    font-size:11px
  }
  .hero-heading {
    gap:25px
  }
  .hero-actions {
    gap:20px
  }
  .hero-actions .button {
    padding:12px 16px;
    gap:20px
  }
  .hero-product {
    grid-template-columns:1fr 195px
  }
  .media-exhibit {
    gap:40px
  }
  .value-panel {
    gap:45px
  }
  .architecture-layout,.model-demo,.contribution-layout {
    gap:40px
  }
  .media-story h3 {
    font-size:29px
  }
  .exhibit-controls>button {
    font-size:10px;
    padding:7px 9px
  }
  .exhibit-picture {
    height:45vh
  }
}
@media(max-width:900px) {
  .site-header>nav:not(#mobile-nav) {
    display:none
  }
  .header-cta {
    margin-left:auto
  }
  #menu-toggle {
    display:block;
    color:var(--gold);
    font-size:12px;
    min-height:44px
  }
  #mobile-nav {
    display:flex;
    position:absolute;
    top:75px;
    right:0;
    flex-direction:column;
    background:var(--ink);
    border:1px solid var(--line);
    width:260px;
    padding:15px 25px;
    gap:5px
  }
  #mobile-nav>a {
    font-size:14px;
    padding:9px 0
  }
  .hero-heading {
    display:block
  }
  .hero-actions {
    margin-top:22px
  }
  .hero h1 {
    font-size:60px
  }
  .hero-product {
    grid-template-columns:1fr 170px
  }
  .hero-product-label {
    padding:22px
  }
  .hero-product-label>span {
    font-size:32px
  }
  .hero-product-label p {
    font-size:12px
  }
  .hero-shot .shot-button {
    height:330px
  }
  .value-panel {
    padding:30px;
    gap:35px
  }
  .value-copy h3 {
    font-size:26px
  }
  .media-exhibit {
    display:flex;
    flex-direction:column;
    gap:20px
  }
  .media-stories {
    order:0;
    width:100%
  }
  .media-story {
    display:none;
    min-height:0;
    padding:0;
    border:0
  }
  .media-story.is-active {
    display:block
  }
  .media-story h3 {
    font-size:27px;
    max-width:none;
    margin:12px 0 15px
  }
  .media-story>p:not(.eyebrow) {
    font-size:14px
  }
  .story-value {
    display:none
  }
  .media-story>button {
    display:none
  }
  .appearance-label {
    display:block;
    margin-top:12px
  }
  .sticky-exhibit {
    position:relative;
    top:auto;
    order:1;
    width:100%
  }
  .exhibit-picture {
    height:520px
  }
  .media-tabs {
    top:76px;
    gap:20px
  }
  .media-tabs>a {
    min-width:0;
    flex:1;
    font-size:28px
  }
  .exhibit-controls>button {
    font-size:12px;
    min-height:44px;
    padding:8px 13px
  }
  .architecture-layout {
    grid-template-columns:1fr;
    gap:30px
  }
  .architecture-panel h3 {
    font-size:22px;
    margin:15px 0 22px
  }
  .model-intro {
    gap:35px
  }
  .model-intro h3 {
    font-size:20px
  }
  .model-demo {
    gap:35px
  }
  .journey-panel {
    padding:30px 6%;
    gap:45px
  }
  .journey-copy h3 {
    font-size:27px
  }
  .contribution-layout {
    gap:35px
  }
  .contribution-list h3 {
    font-size:17px
  }
  .contribution-visual {
    gap:12px
  }
  .product-cta {
    flex-wrap:wrap
  }
  .product-cta small {
    font-size:10px
  }
}
@media(max-width:600px) {
  html {
    scroll-padding-top:88px
  }
  .site-header {
    height:66px;
    padding:0 20px;
    gap:18px
  }
  .wordmark {
    font-size:20px;
    gap:7px
  }
  .wordmark img {
    width:24px;
    height:24px
  }
  .header-cta {
    font-size:10px;
    gap:7px
  }
  #menu-toggle {
    font-size:11px
  }
  #mobile-nav {
    top:65px
  }
  main {
    padding-top:66px
  }
  .chapter,footer {
    width:calc(100% - 40px)
  }
  .section {
    padding:60px 0
  }
  .section-heading {
    margin-bottom:28px
  }
  .section-heading h2 {
    font-size:26px;
    line-height:1.65;
    margin-top:12px
  }
  .eyebrow {
    font-size:8px;
    letter-spacing:1.3px
  }
  .section-deck {
    font-size:14px;
    margin-top:14px
  }
  .hero {
    padding-top:28px;
    padding-bottom:25px
  }
  .hero-heading {
    padding-bottom:23px
  }
  .hero h1 {
    font-size:43px;
    letter-spacing:-1.5px;
    white-space:nowrap;
    margin:11px 0
  }
  .hero-definition {
    font-size:14px;
    max-width:280px
  }
  .hero-actions {
    gap:22px;
    margin-top:20px
  }
  .hero-actions .button {
    font-size:11px;
    gap:20px;
    padding:12px 15px;
    min-height:44px
  }
  .hero-actions .text-link {
    font-size:11px;
    gap:12px
  }
  .hero-tabs {
    padding:0 15px;
    gap:26px;
    height:47px
  }
  .hero-tabs>span {
    display:none
  }
  .hero-tabs button {
    height:47px;
    font-size:20px
  }
  .hero-product {
    display:flex;
    flex-direction:column
  }
  .hero-shot .shot-button {
    height:290px
  }
  .hero-shot img {
    object-position:50% 13%
  }
  .hero-product[data-hero-current=cassette] .hero-shot img {
    object-position:50% 12%
  }
  .hero-product-label {
    flex-direction:row;
    align-items:center;
    gap:15px;
    border-left:0;
    border-top:1px solid var(--line);
    padding:14px 15px;
    min-height:65px
  }
  .hero-product-label>span {
    font-size:26px
  }
  .hero-product-label p {
    display:none
  }
  .hero-product-label>a {
    margin-left:auto;
    font-size:10px;
    gap:20px
  }
  .hero-bottom {
    display:block;
    margin-top:17px
  }
  .hero-bottom p {
    font-size:11px;
    max-width:300px
  }
  .hero-bottom>span {
    display:none
  }
  .zoom-hint {
    font-size:9px;
    right:8px;
    bottom:8px;
    padding:4px 8px;
    gap:10px
  }
  .value-tabs button {
    font-size:12px;
    gap:9px;
    flex-direction:column;
    align-items:flex-start;
    padding:15px 8px
  }
  .value-tabs button>span {
    font-size:15px
  }
  .value-panel {
    grid-template-columns:.8fr 1fr;
    gap:20px;
    padding:25px 16px;
    min-height:350px
  }
  .value-image .shot-button {
    height:265px
  }
  .value-image figcaption {
    display:none
  }
  .value-image .zoom-hint {
    font-size:8px;
    gap:5px;
    padding:3px 5px;
    right:4px;
    bottom:5px
  }
  .display-number {
    font-size:40px;
    margin-bottom:15px
  }
  .value-copy h3 {
    font-size:21px;
    line-height:1.6;
    margin:10px 0
  }
  .value-copy>p:not(.eyebrow) {
    font-size:13px
  }
  .value-copy>a {
    font-size:11px;
    gap:10px;
    margin-top:12px
  }
  .media-tabs {
    top:66px;
    gap:20px;
    margin-bottom:25px
  }
  .media-tabs>a {
    font-size:25px;
    gap:8px;
    padding-top:13px;
    padding-bottom:15px
  }
  .media-tabs small {
    font-size:9px
  }
  .media-story h3 {
    font-size:25px
  }
  .media-story>p:not(.eyebrow) {
    font-size:14px
  }
  .exhibit-stage-header {
    padding:12px 15px
  }
  .exhibit-stage-header>span:first-child {
    font-size:23px
  }
  .exhibit-picture {
    height:440px;
    min-height:0;
    padding:15px
  }
  .exhibit-controls {
    padding:12px 10px 0;
    gap:6px
  }
  .exhibit-controls>button {
    font-size:10px;
    min-height:40px;
    padding:7px 9px
  }
  .state-note {
    margin:13px 15px 0;
    min-height:63px;
    font-size:12px
  }
  .exhibit-return {
    padding-left:15px;
    padding-right:15px
  }
  .exhibit-return>span {
    font-size:9px
  }
  .product-cta {
    gap:8px;
    margin-top:25px;
    padding:15px 0
  }
  .product-cta p {
    font-size:14px;
    flex-basis:100%
  }
  .product-cta>a {
    font-size:12px
  }
  .product-cta small {
    font-size:9px
  }
  .cd-comparison {
    gap:10px
  }
  .cd-comparison .shot-button img {
    width:100%;
    height:100%;
    object-fit:contain
  }
  .cd-comparison .shot-button {
    width:100%
  }
  .cd-comparison .zoom-hint {
    font-size:7px;
    padding:3px 5px;
    right:3px;
    bottom:3px;
    gap:4px
  }
  .journey-path {
    grid-template-columns:repeat(3,1fr);
    row-gap:22px;
    padding-bottom:28px
  }
  .journey-path button {
    font-size:11px
  }
  .journey-path button>span {
    width:35px;
    height:35px;
    font-size:15px;
    margin-bottom:9px
  }
  .journey-path li:nth-child(3):after {
    display:none
  }
  .journey-path li:not(:last-child):after {
    top:12px;
    right:-3px;
    font-size:12px
  }
  .journey-panel {
    display:flex;
    flex-direction:column-reverse;
    padding:25px 20px;
    gap:25px
  }
  .journey-copy h3 {
    font-size:25px;
    margin:12px 0 16px
  }
  .journey-copy>p:not(.eyebrow) {
    font-size:14px
  }
  .journey-stage-label {
    margin:20px 0;
    font-size:11px
  }
  .journey-image {
    max-width:230px
  }
  .step-controls {
    padding-top:10px
  }
  .step-controls button {
    font-size:11px
  }
  .scan-variants>summary {
    font-size:12px;
    padding:16px 0
  }
  .branch-buttons {
    gap:6px
  }
  .branch-buttons>button {
    font-size:10px;
    padding:7px 10px
  }
  .branch-panel {
    grid-template-columns:1fr;
    gap:20px;
    padding-top:15px
  }
  .branch-panel>.evidence {
    max-width:200px;
    justify-self:center
  }
  .branch-panel h4 {
    font-size:22px;
    margin-bottom:12px
  }
  .branch-panel p {
    font-size:14px
  }
  .architecture-map {
    padding:22px 12px
  }
  .architecture-map button {
    font-size:14px;
    padding:12px 8px
  }
  .map-root {
    width:70%
  }
  .map-shelf {
    width:94%
  }
  .map-branches {
    gap:7px
  }
  .map-branches>button {
    font-size:11px;
    padding:12px 4px;
    min-height:90px
  }
  .architecture-map small {
    font-size:9px
  }
  .map-loop {
    gap:18px
  }
  .map-loop>span {
    font-size:10px
  }
  .architecture-panel h3 {
    font-size:21px
  }
  .architecture-panel ol {
    font-size:11px;
    gap:10px
  }
  .architecture-panel li:not(:last-child):after {
    margin-left:10px
  }
  .model-intro {
    grid-template-columns:1fr;
    gap:16px;
    margin-top:0
  }
  .model-intro h3 {
    font-size:22px
  }
  .model-intro p {
    font-size:14px
  }
  .model-flow {
    grid-template-columns:1fr 1fr
  }
  .model-flow li {
    padding:19px 13px
  }
  .model-flow li:nth-child(2) {
    border-right:0
  }
  .model-flow li:nth-child(-n+2) {
    border-bottom:1px solid var(--line)
  }
  .model-flow li:nth-child(2):after {
    display:none
  }
  .model-flow span {
    font-size:22px
  }
  .model-flow strong {
    font-size:15px
  }
  .model-flow small {
    font-size:10px
  }
  .model-demo {
    grid-template-columns:1fr;
    gap:25px;
    margin:30px 0
  }
  .model-demo h3 {
    font-size:24px;
    line-height:1.6
  }
  .model-demo p:not(.eyebrow) {
    font-size:14px
  }
  .edition-buttons {
    gap:10px;
    margin-top:20px
  }
  .edition-buttons>button {
    padding:15px 10px
  }
  .edition-buttons strong {
    font-size:18px
  }
  .edition-buttons small {
    font-size:10px
  }
  .edition-buttons span {
    font-size:8px
  }
  #model-panel {
    padding:23px
  }
  .model-view strong {
    font-size:26px
  }
  .main-cover strong {
    font-size:21px
  }
  .decision-list summary {
    gap:14px;
    padding:21px 0
  }
  .decision-list summary h3 {
    font-size:17px
  }
  .decision-list summary>span:first-child {
    font-size:19px
  }
  .decision-body {
    padding-left:0
  }
  .decision-body>div {
    grid-template-columns:60px 1fr;
    gap:15px
  }
  .decision-body h4 {
    font-size:11px
  }
  .decision-body p {
    font-size:14px
  }
  .contribution-layout {
    grid-template-columns:1fr;
    gap:32px
  }
  .contribution-visual {
    gap:15px
  }
  .contribution-visual>.evidence:nth-child(2) {
    margin-top:55px
  }
  .contribution-visual figcaption {
    font-size:9px
  }
  .contribution-visual .zoom-hint {
    font-size:8px;
    gap:4px;
    padding:3px 6px;
    right:5px;
    bottom:5px
  }
  .contribution-list h3 {
    font-size:18px
  }
  .contribution-list p {
    font-size:14px
  }
  .future-section {
    padding-top:45px;
    padding-bottom:45px
  }
  .future-section h2 {
    font-size:25px;
    line-height:1.7
  }
  .future-section>p:not(.eyebrow) {
    font-size:14px
  }
  footer {
    flex-wrap:wrap;
    gap:17px;
    padding:25px 0
  }
  footer .wordmark {
    flex-basis:100%
  }
  footer p,footer>a:last-child {
    font-size:10px
  }
  #back-top {
    width:36px;
    height:36px;
    bottom:15px;
    right:15px
  }
  .lightbox-toolbar {
    padding:10px 12px;
    gap:10px
  }
  .lightbox-toolbar h2 {
    font-size:11px
  }
  .lightbox-toolbar>div {
    gap:5px
  }
  .lightbox-toolbar button {
    font-size:10px;
    padding:5px
  }
  .lightbox-scroll {
    max-height:73dvh
  }
  #lightbox-image {
    max-height:72dvh
  }
  #lightbox-image.is-zoomed {
    width:180%;
    max-height:none;
    max-width:none
  }
  .lightbox-toolbar>div>button {
    min-height:40px
  }
}
@media(max-height:760px) and (min-width:901px) {
  .sticky-exhibit {
    top:145px
  }
  .exhibit-picture {
    height:39vh;
    min-height:240px
  }
  .state-note {
    font-size:11px;
    min-height:40px
  }
  .exhibit-controls {
    padding-top:10px
  }
  .exhibit-controls>button {
    min-height:36px
  }
  .exhibit-stage-header {
    padding-top:8px;
    padding-bottom:8px
  }
  .exhibit-return {
    padding-top:5px;
    padding-bottom:5px
  }
  .media-tabs {
    margin-bottom:25px
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto
  }
  *,*:before,*:after {
    animation:none!important;
    transition:none!important
  }
}
@media print {
  .site-header,#back-top,.zoom-hint {
    display:none
  }
  main {
    padding-top:0
  }
  .chapter,footer {
    width:100%
  }
  .section {
    padding:30px 0
  }
  .media-tabs,.sticky-exhibit {
    position:static
  }
  .media-story {
    min-height:0;
    padding:25px 0
  }
  .chapter {
    break-inside:avoid
  }
  body {
    print-color-adjust:exact
  }
}
/* Keep hero imagery within its actual image viewport. */
.hero-shot .shot-button img {
  height:100%;
  width:100%;
  object-fit:cover;
  object-position:50% 19%
}
.hero-product[data-hero-current=cd] .hero-shot .shot-button img {
  object-position:50% 19%
}
.hero-product[data-hero-current=cassette] .hero-shot .shot-button img {
  object-position:50% 14%
}
@media(max-width:600px) {
  .hero-shot .shot-button img {
    object-position:50% 17%
  }
  .hero-product[data-hero-current=cd] .hero-shot .shot-button img {
    object-position:50% 15%
  }
}
.map-shelf-row {
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:14px
}
.map-shelf-row>button {
  width:100%;
  font-size:15px
}
.map-scope {
  font-size:10px;
  color:var(--gold);
  text-align:left;
  margin:22px 0 0;
  padding-left:4px
}
.map-branches {
  margin-top:30px
}
.lightbox-scroll:focus-visible {
  outline:2px solid var(--gold);
  outline-offset:-3px
}
.hero-shot .shot-button img {
  object-position:50% 16%
}
@media(max-width:600px) {
  .map-shelf-row {
    gap:8px
  }
  .map-shelf-row>button {
    font-size:12px;
    padding:12px 5px
  }
  .map-scope {
    font-size:9px
  }
  .hero-shot .shot-button img {
    object-position:50% 17%
  }
}
@media(max-width:600px) {
  .media-tabs>a {
    display:block;
    font-size:24px
  }
  .media-tabs small {
    display:block;
    font-size:9px;
    margin-top:4px
  }
  .hero h1 {
    font-size:clamp(34px,11vw,43px)
  }
}
@media(max-width:360px) {
  .site-header {
    gap:14px
  }
  .header-cta {
    display:none
  }
  #menu-toggle {
    margin-left:auto
  }
  .wordmark {
    font-size:19px
  }
}
/* Anchor navigation stays immediate; product state changes carry the motion. */
html {
  scroll-behavior:auto
}
/* Journey mode reflects the two real product experiences. */
.journey-modes{display:flex;gap:8px;margin:26px 0 22px;flex-wrap:wrap}
.journey-modes button{padding:12px 24px;background:transparent;border:1px solid var(--line);color:var(--muted);font:inherit;cursor:pointer}
.journey-modes button[aria-pressed=true]{background:var(--gold);color:#110e08;border-color:var(--gold)}
.journey-path:has(li:nth-child(5):last-child){grid-template-columns:repeat(5,minmax(0,1fr))}
@media(max-width:600px){.journey-path:has(li:nth-child(5):last-child){grid-template-columns:repeat(3,minmax(0,1fr))}}
/* Preserve real page proportions instead of enlarging a narrow screenshot across the hero. */
.hero-screens{display:grid;grid-template-columns:0.82fr 1.18fr;align-items:center;gap:28px;padding:22px 40px;max-width:820px;width:100%;margin:auto}
.hero-screens .hero-shot .shot-button{height:400px;max-width:330px;margin:auto;background:#080705}
.hero-screens .hero-shot .shot-button img{height:100%;width:100%;object-fit:contain!important;object-position:50% 0!important}
.hero-screens .hero-hub .shot-button{max-width:210px}
@media(max-width:900px){.hero-screens{padding:18px 22px;gap:18px}.hero-screens .hero-shot .shot-button{height:340px}}
@media(max-width:600px){.hero-screens{padding:14px;gap:12px;grid-template-columns:0.85fr 1.15fr}.hero-screens .hero-shot .shot-button{height:280px}.hero-screens .hero-hub .shot-button{max-width:150px}}