@charset "UTF-8";
:root {
  --paper: #eee9e1;
  --card: #faf8f3;
  --ink: #413f3b;
  --muted: #827b70;
  --line: #dcd5ca;
  --accent: #94735f;
  --soft: #eee0d5;
  --mono: Consolas, 'SFMono-Regular', monospace;
  --sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 14px/1.85 var(--sans);
  background-image:
    linear-gradient(#90795b08 1px, transparent 1px),
    linear-gradient(90deg, #90795b08 1px, transparent 1px);
  background-size: 112px 112px;
}
h1,
h2,
h3,
p {
  margin: 0;
}
p + p {
  margin-top: 12px;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input {
  font: inherit;
}
button {
  cursor: pointer;
  color: inherit;
}
button,
a,
input,
summary {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible,
canvas:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}
button {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: transparent;
  min-height: 40px;
  padding: 8px 14px;
}
button:hover {
  background: #e9e0d2;
}
button[aria-pressed='true'] {
  color: var(--accent);
  border-color: #ae897166;
  background: var(--soft);
}
button:disabled {
  cursor: default;
  opacity: 0.45;
}
img {
  max-width: 100%;
  display: block;
}
[hidden] {
  display: none !important;
}
.wrap {
  width: min(1400px, calc(100% - 96px));
  margin: auto;
}
.skip:not(:focus) {
  position: absolute;
  clip-path: inset(50%);
  height: 1px;
  width: 1px;
  overflow: hidden;
}
.skip:focus {
  position: fixed;
  left: 10px;
  top: 10px;
  z-index: 100;
  background: var(--card);
  padding: 10px;
}
.eyebrow {
  font: 10px/1.7 var(--mono);
  letter-spacing: 0.14em;
  color: var(--accent);
}
.micro {
  font: 10px/1.6 var(--mono);
  letter-spacing: 0.05em;
  color: #969080;
}
.masthead {
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  gap: 20px;
  font: 11px var(--mono);
  letter-spacing: 0.07em;
}
.brand {
  font-weight: 700;
}
.brand span {
  font-weight: 400;
  color: var(--muted);
  margin-left: 6px;
}
.back-link {
  border: 1px solid #cdbbab;
  padding: 10px 16px;
  border-radius: 7px;
  font: 12px var(--sans);
  color: #866a54;
}
.back-link:hover {
  background: #e5d8ca;
}
.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  padding: 36px 0 31px;
}
h1 {
  font-size: 56px;
  font-weight: 550;
  letter-spacing: 0.07em;
  line-height: 1.6;
}
h1 span {
  font:
    29px Georgia,
    serif;
  letter-spacing: 0.17em;
  color: var(--accent);
  margin-left: 15px;
}
.hero-copy {
  font-size: 15px;
  line-height: 1.8;
  color: #877563;
  letter-spacing: 0.08em;
}
.hero-copy br {
  display: none;
}
.hero-note {
  display: flex;
  align-items: center;
  gap: 25px;
  color: #8b7a68;
}
.orbit-mark {
  font:
    64px/1 Georgia,
    serif;
  color: #b3a087;
}
.hero-note p {
  font-size: 13px;
}
.hero-note small {
  font: 8px/2 var(--mono);
  letter-spacing: 0.07em;
}
.reading-nav {
  position: sticky;
  top: 12px;
  z-index: 10;
  background: #f9f6eff5;
  border: 1px solid var(--line);
  border-radius: 12px;
  display: flex;
  gap: 5px;
  padding: 6px;
  margin-bottom: 25px;
  box-shadow: 0 8px 18px #69564508;
  backdrop-filter: blur(14px);
}
.reading-nav a {
  padding: 11px 19px;
  text-align: center;
  border-radius: 7px;
  font-size: 12px;
  flex: 1;
  white-space: nowrap;
}
.reading-nav a span {
  font: 9px var(--mono);
  color: #a99b89;
  margin-right: 12px;
}
.reading-nav a:hover,
.reading-nav a[aria-current] {
  background: #eee2d4;
  color: #8f694e;
}
.panel {
  border: 1px solid #d9d1c3;
  border-radius: 21px;
  overflow: hidden;
  background: #fbf9f3d6;
  box-shadow: 0 18px 40px -30px #6b594942;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  padding: 18px 25px;
  border-bottom: 1px solid var(--line);
}
.panel-head h2 {
  font-size: 14px;
  font-weight: 550;
  letter-spacing: 0.09em;
}
.section-no {
  font: 10px var(--mono);
  color: #aa8a6c;
  margin-right: 14px;
}
.model-status {
  font-size: 10px;
  color: #8e8d7a;
}
.model-status.ready::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #8b9d76;
  margin: 0 7px 2px 0;
}
.view-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 19px 25px 0;
}
.view-tabs {
  display: flex;
  gap: 8px;
}
.view-tabs button {
  min-width: 100px;
  padding: 7px 19px;
  border-radius: 7px;
  font-size: 12px;
}
.model-layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  min-height: 470px;
}
.model-profile {
  padding: 43px 0 25px 26px;
  position: relative;
  z-index: 1;
}
.model-profile h3 {
  font-size: 24px;
  line-height: 1.65;
  font-weight: 500;
  margin: 11px 0 15px;
}
.model-profile > p:not(.eyebrow) {
  font-size: 13px;
  line-height: 1.95;
  color: #847c6e;
}
.profile-facts {
  margin: 24px 0;
}
.profile-facts > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
}
.profile-facts dt {
  font-size: 11px;
  color: #958a7a;
}
.profile-facts dd {
  font: 17px var(--mono);
  margin: 0;
}
.profile-facts small {
  font: 10px var(--sans);
  color: #9c9180;
}
.model-note summary {
  font-size: 11px;
  color: #977153;
  cursor: pointer;
}
.model-note p {
  font-size: 11px;
  line-height: 1.9;
  color: #968a78;
  margin-top: 10px;
}
.model-stage {
  position: relative;
  height: clamp(480px, 63vh, 660px);
  min-width: 0;
  overflow: hidden;
  background: radial-gradient(ellipse at center, #e4d5bc3f, transparent 65%);
}
#model-mount {
  position: absolute;
  inset: 0;
  z-index: 1;
}
#model-mount canvas {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: pan-y;
  cursor: grab;
}
#model-mount canvas:active {
  cursor: grabbing;
}
.model-word {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font:
    clamp(75px, 10vw, 150px) / 1 Georgia,
    serif;
  letter-spacing: 0.06em;
  color: #9a86620a;
  white-space: nowrap;
}
.model-loading {
  position: absolute;
  inset: 0;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--muted);
  background: #f8f5eda6;
  z-index: 2;
}
.model-loading > span {
  width: 18px;
  height: 18px;
  border: 1px solid #c9bba6;
  border-top-color: #8a6a50;
  border-radius: 50%;
  animation: loading 1.2s linear infinite;
}
.model-hint {
  position: absolute;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: #9c8b76;
  white-space: nowrap;
  z-index: 2;
  pointer-events: none;
}
.system-label {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  pointer-events: none;
  background: #faf8f0cf;
  border: 1px solid #d4c6b575;
  border-radius: 4px;
  padding: 3px 7px;
  font-size: 10px;
  color: #927359;
  white-space: nowrap;
}
.bary-label {
  border-style: dashed;
  font-size: 9px;
}
.model-fallback {
  position: absolute;
  inset: 12px 30px;
  display: grid;
  place-items: center;
  text-align: center;
  z-index: 3;
}
.model-fallback img {
  max-height: 85%;
  width: auto;
  object-fit: contain;
  border-radius: 12px;
}
.model-fallback p {
  font-size: 12px;
  color: var(--muted);
}
.model-bottom {
  padding: 16px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border-top: 1px solid var(--line);
}
.model-bottom > p {
  font-size: 10px;
  color: #9a8e7b;
}
.button-row {
  display: flex;
  gap: 8px;
}
.button-row button {
  font-size: 11px;
  min-height: 35px;
  padding: 6px 13px;
}
.fact-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 32px 4px 34px;
  border-bottom: 1px solid var(--line);
  gap: 20px;
}
.fact-strip > div {
  padding-left: 24px;
  border-left: 1px solid #d6cbbc;
}
.fact-strip > div:first-child {
  border-left: 0;
  padding-left: 0;
}
.fact-strip span {
  font-size: 11px;
  color: #9b8b76;
}
.fact-strip strong {
  display: block;
  font: 31px/1.65 var(--mono);
  letter-spacing: -0.04em;
}
.fact-strip strong small {
  font: 11px var(--sans);
  color: #927d64;
  letter-spacing: 0;
}
.fact-strip p {
  font-size: 10px;
  color: #9c8d79;
}
.section-block {
  padding-top: 66px;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 30px;
  margin-bottom: 27px;
}
.section-heading h2 {
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.5;
  margin-top: 9px;
}
.section-heading > p {
  font-size: 12px;
  line-height: 1.9;
  color: #93826e;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 23px;
}
.photo-card {
  border: 1px solid var(--line);
  border-radius: 15px;
  overflow: hidden;
  background: #faf8f1c2;
}
.photo-open {
  border: 0;
  border-radius: 0;
  padding: 0;
  display: block;
  width: 100%;
  position: relative;
  background: #141616;
  overflow: hidden;
  aspect-ratio: 1.18;
}
.photo-open img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.photo-open:hover img {
  transform: scale(1.035);
}
.photo-open[data-photo='mountains'] img {
  object-position: 53% 50%;
}
.photo-tag {
  position: absolute;
  top: 15px;
  left: 15px;
  font: 8px var(--mono);
  color: #eee9e1ba;
  letter-spacing: 0.06em;
}
.expand {
  position: absolute;
  bottom: 15px;
  right: 15px;
  border: 1px solid #ffffff55;
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 10px;
  color: #eee9df;
  background: #18201955;
}
.photo-copy {
  padding: 24px 23px;
}
.photo-copy .micro {
  font-size: 9px;
  color: #a6886a;
}
.photo-copy h3 {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.6;
  margin: 8px 0 12px;
}
.photo-copy p {
  font-size: 12px;
  line-height: 1.95;
  color: #8a7b68;
}
.source {
  display: inline-block;
  font-size: 11px;
  color: #967453;
  text-decoration: underline;
  text-underline-offset: 5px;
  text-decoration-color: #cbb99f;
  line-height: 1.9;
  margin-top: 15px;
}
.source:hover {
  color: #65472d;
}
.binary-section {
  margin-top: 67px;
}
.binary-layout {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  align-items: center;
}
.binary-visual {
  padding: 12px 22px;
}
.binary-visual svg {
  display: block;
  width: 100%;
  max-height: 570px;
}
.binary-track {
  fill: none;
  stroke: #d2c6b2;
  stroke-width: 1;
  stroke-dasharray: 4 5;
}
.binary-track.inner {
  stroke: #b6a388;
}
.binary-axis {
  stroke: #ded6c8;
  stroke-width: 1;
  stroke-dasharray: 2 6;
}
#binary-connection {
  stroke: #b8ab94;
  stroke-width: 1;
  stroke-dasharray: 3 6;
}
.binary-visual text {
  fill: #8b7963;
  font: 12px var(--sans);
}
.binary-visual .binary-scale {
  font: 9px var(--sans);
  fill: #a19480;
}
.binary-visual .bary-text {
  font: 9px var(--sans);
  fill: #a08668;
}
.bary-dot {
  fill: #9e7f5b;
}
.facing-dot {
  fill: #fff5d2;
  stroke: #997a57;
  stroke-width: 1;
}
.binary-copy {
  padding: 36px 35px 36px 16px;
}
.binary-copy h3 {
  font-size: 30px;
  line-height: 1.55;
  font-weight: 500;
  margin: 13px 0 20px;
}
.binary-copy > p:not(.eyebrow) {
  font-size: 13px;
  color: #877a67;
  line-height: 2;
}
.pair-facts {
  margin: 24px 0;
  display: flex;
  gap: 30px;
}
.pair-facts dt {
  font-size: 10px;
  color: #9e8c73;
}
.pair-facts dd {
  font: 20px/1.8 var(--mono);
  margin: 5px 0 0;
}
.pair-facts small {
  font-size: 10px;
}
.text-button {
  font-size: 12px;
  border-color: #cbb89e;
  color: #8f6e4d;
  background: #efe4d5;
  display: block;
}
.binary-copy .source {
  margin-top: 16px;
}
.orbit-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 26px;
  border-top: 1px solid var(--line);
}
.orbit-controls > div {
  flex: 1;
  margin-right: 18px;
}
.orbit-controls label {
  font-size: 11px;
  color: #957d5e;
}
.orbit-controls label strong {
  font: 12px var(--mono);
  color: var(--ink);
  margin-left: 9px;
}
.orbit-controls input {
  display: block;
  width: 100%;
  accent-color: var(--accent);
  margin: 10px 0 0;
  cursor: pointer;
}
.orbit-controls button {
  font-size: 12px;
  min-height: 41px;
}
.panel-note {
  padding: 0 26px 23px;
  font-size: 10px;
  color: #a0927c;
}
.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 15px;
}
.timeline article {
  border-top: 2px solid #d6c5af;
  padding: 24px 20px 23px;
  background: #f8f4eab3;
  border-radius: 0 0 12px 12px;
}
.timeline-year {
  font:
    23px/1.4 Georgia,
    serif;
  letter-spacing: 0.03em;
  color: #a18768;
}
.timeline h3 {
  font-size: 16px;
  font-weight: 500;
  margin: 15px 0 10px;
}
.timeline p {
  font-size: 12px;
  line-height: 1.95;
  color: #8f7e66;
}
.timeline .timeline-feature {
  border-color: #a67b59;
  background: #eee0ced9;
}
.timeline-feature .timeline-year {
  font-size: 19px;
  color: #916843;
}
.identity {
  margin-top: 65px;
  padding: 36px 44px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 70px;
  align-items: center;
  background: #efe6d7ad;
}
.identity h2 {
  font-size: 28px;
  line-height: 1.55;
  letter-spacing: 0.04em;
  font-weight: 500;
  margin: 9px 0 18px;
}
.identity p:not(.eyebrow) {
  font-size: 13px;
  color: #8c7960;
  line-height: 2;
  max-width: 750px;
}
.identity-stamp {
  width: 195px;
  height: 195px;
  border: 1px solid #b8a78b;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  outline: 1px dashed #c9bda8;
  outline-offset: 7px;
  color: #a78c69;
  transform: rotate(-10deg);
}
.identity-stamp > span {
  font:
    65px/1 Georgia,
    serif;
}
.identity-stamp strong {
  font:
    18px/2.1 Georgia,
    serif;
  letter-spacing: 0.2em;
}
.identity-stamp small {
  font: 8px/1.7 var(--mono);
  letter-spacing: 0.15em;
  text-align: center;
}
footer {
  padding: 48px 0 45px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 23px;
  color: #9f8b70;
}
footer > div > p:last-child {
  font-size: 12px;
  margin-top: 8px;
}
footer > a {
  font-size: 12px;
  text-decoration: underline;
  text-underline-offset: 5px;
}
footer details {
  width: 100%;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
footer summary {
  cursor: pointer;
  font-size: 11px;
}
footer details p {
  font-size: 11px;
  line-height: 1.9;
  max-width: 950px;
  margin-top: 12px;
}
.top-link {
  position: fixed;
  right: 18px;
  bottom: 20px;
  font: 10px var(--mono);
  border: 1px solid #cdbba4;
  border-radius: 6px;
  background: #faf7efdf;
  padding: 11px;
  z-index: 12;
  box-shadow: 0 4px 12px #88725312;
}
dialog {
  width: min(1000px, calc(100% - 30px));
  max-height: 92vh;
  padding: 0;
  border: 1px solid #d3c3ae;
  border-radius: 16px;
  background: var(--card);
  color: var(--ink);
  overflow: auto;
  box-shadow: 0 20px 100px #0006;
}
dialog::backdrop {
  background: #272620c7;
  backdrop-filter: blur(6px);
}
#photo-close {
  position: sticky;
  top: 10px;
  float: right;
  margin: 10px 12px -48px 0;
  background: #faf8f0ed;
  z-index: 2;
  font-size: 24px;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
}
#photo-image {
  width: 100%;
  max-height: 65vh;
  object-fit: contain;
  background: #111416;
}
.dialog-copy {
  padding: 28px 35px;
}
.dialog-copy h2 {
  font-size: 25px;
  font-weight: 500;
  margin: 8px 0 13px;
}
.dialog-copy > p:not(.eyebrow) {
  font-size: 13px;
  color: #8b7b65;
  line-height: 2;
}
.dialog-copy .credit {
  font: 10px var(--mono);
  margin-top: 14px;
}
.no-script {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  margin: 0;
  background: #efe3cb;
  padding: 10px;
  text-align: center;
  font-size: 12px;
  z-index: 15;
}
@keyframes loading {
  to {
    transform: rotate(360deg);
  }
}
@media (max-width: 1100px) {
  .wrap {
    width: calc(100% - 56px);
  }
  .model-layout {
    grid-template-columns: 250px minmax(0, 1fr);
  }
  .model-profile h3 {
    font-size: 21px;
  }
  .model-profile > p:not(.eyebrow) {
    font-size: 12px;
  }
  .model-stage {
    height: 500px;
  }
  .model-profile {
    padding-top: 35px;
  }
  .reading-nav a {
    padding: 10px 13px;
  }
  .gallery-grid {
    gap: 15px;
  }
  .photo-copy {
    padding: 20px 18px;
  }
  .photo-copy h3 {
    font-size: 18px;
  }
  .binary-copy {
    padding-right: 26px;
  }
  .binary-copy h3 {
    font-size: 27px;
  }
  .pair-facts {
    gap: 19px;
  }
  .pair-facts dd {
    font-size: 17px;
  }
  .timeline {
    gap: 12px;
  }
  .timeline article {
    padding: 20px 16px;
  }
  .identity {
    gap: 40px;
  }
}
@media (max-width: 780px) {
  html {
    scroll-padding-top: 82px;
  }
  .wrap {
    width: calc(100% - 36px);
  }
  .masthead {
    height: 77px;
  }
  .brand span {
    display: none;
  }
  .hero {
    padding: 26px 0;
  }
  .hero-note {
    display: none;
  }
  h1 {
    font-size: 46px;
  }
  h1 span {
    font-size: 24px;
  }
  .hero-copy {
    font-size: 14px;
  }
  .reading-nav {
    overflow-x: auto;
    gap: 0;
    scrollbar-width: none;
    top: 8px;
    margin-bottom: 20px;
  }
  .reading-nav a {
    flex: 1 0 auto;
    font-size: 11px;
    padding: 10px 13px;
  }
  .reading-nav a span {
    margin-right: 7px;
  }
  .model-layout {
    display: flex;
    flex-direction: column-reverse;
  }
  .view-toolbar > .micro {
    display: none;
  }
  .model-stage {
    height: 460px;
  }
  .model-profile {
    padding: 10px 25px 23px;
  }
  .model-profile h3 br {
    display: none;
  }
  .model-profile h3 {
    font-size: 23px;
    margin: 8px 0;
  }
  .model-profile > p:not(.eyebrow) {
    font-size: 13px;
  }
  .profile-facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin: 18px 0;
  }
  .profile-facts > div {
    display: block;
    border-bottom: 0;
    border-right: 1px solid var(--line);
    padding: 0 10px 0 0;
  }
  .profile-facts > div:last-child {
    border: 0;
  }
  .profile-facts dd {
    margin-top: 7px;
    font-size: 17px;
  }
  .model-bottom {
    flex-wrap: wrap;
    gap: 12px;
  }
  .model-bottom > p {
    order: 2;
    width: 100%;
  }
  .button-row {
    width: 100%;
  }
  .button-row button {
    flex: 1;
    min-height: 39px;
  }
  .fact-strip {
    grid-template-columns: 1fr 1fr;
    gap: 25px 17px;
    padding: 25px 0;
  }
  .fact-strip > div {
    padding-left: 16px;
  }
  .fact-strip > div:nth-child(3) {
    padding-left: 0;
    border: 0;
  }
  .fact-strip strong {
    font-size: 27px;
  }
  .section-block {
    padding-top: 43px;
  }
  .section-heading {
    display: block;
    margin-bottom: 20px;
  }
  .section-heading h2 {
    font-size: 27px;
  }
  .section-heading > p {
    margin-top: 12px;
    font-size: 12px;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .photo-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .photo-open {
    aspect-ratio: auto;
    height: 100%;
    min-height: 260px;
  }
  .photo-copy {
    padding: 22px 20px;
  }
  .photo-copy h3 {
    font-size: 20px;
  }
  .binary-section {
    margin-top: 43px;
  }
  .binary-layout {
    grid-template-columns: 1fr;
  }
  .binary-visual {
    padding: 10px 20px 0;
  }
  .binary-visual svg {
    max-height: 440px;
  }
  .binary-copy {
    padding: 10px 25px 25px;
  }
  .binary-copy h3 {
    font-size: 27px;
  }
  .binary-copy h3 br {
    display: none;
  }
  .pair-facts {
    gap: 45px;
  }
  .orbit-controls {
    flex-wrap: wrap;
    gap: 9px;
  }
  .orbit-controls > div {
    flex-basis: 100%;
    margin: 0 0 8px;
  }
  .orbit-controls button {
    flex: 1;
  }
  .timeline {
    grid-template-columns: 1fr 1fr;
    gap: 20px 15px;
  }
  .identity {
    padding: 27px 29px;
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 43px;
  }
  .identity-stamp {
    width: 138px;
    height: 138px;
    justify-self: end;
    margin: 0 12px 12px 0;
  }
  .identity-stamp > span {
    font-size: 42px;
  }
  .identity-stamp strong {
    font-size: 14px;
  }
  .identity-stamp small {
    font-size: 7px;
  }
  .identity h2 {
    font-size: 26px;
  }
  .identity h2 br {
    display: none;
  }
  footer {
    padding-top: 33px;
  }
  .top-link {
    right: 10px;
    bottom: 12px;
  }
}
@media (max-width: 480px) {
  .wrap {
    width: calc(100% - 28px);
  }
  .masthead {
    height: 70px;
    font-size: 10px;
  }
  .back-link {
    font-size: 10px;
    padding: 9px 10px;
  }
  .hero .eyebrow {
    font-size: 8px;
  }
  h1 {
    font-size: 38px;
    line-height: 1.8;
  }
  h1 span {
    font-size: 20px;
    margin-left: 7px;
  }
  .hero-copy {
    font-size: 12px;
    letter-spacing: 0.04em;
  }
  .reading-nav {
    padding: 4px;
  }
  .reading-nav a {
    padding: 10px 11px;
    font-size: 10px;
  }
  .reading-nav a span {
    font-size: 8px;
    margin-right: 5px;
  }
  .panel {
    border-radius: 16px;
  }
  .panel-head {
    padding: 15px 16px;
    gap: 10px;
  }
  .panel-head h2 {
    font-size: 12px;
    letter-spacing: 0.03em;
  }
  .section-no {
    font-size: 9px;
    margin-right: 7px;
  }
  .model-status {
    font-size: 9px;
  }
  .view-toolbar {
    padding: 14px 14px 0;
  }
  .view-tabs {
    width: 100%;
    gap: 7px;
  }
  .view-tabs button {
    min-width: 0;
    flex: 1;
    padding: 7px 8px;
    font-size: 11px;
    min-height: 38px;
  }
  .model-stage {
    height: 340px;
  }
  .model-hint {
    font-size: 10px;
    bottom: 8px;
  }
  .model-profile {
    padding: 13px 18px 22px;
  }
  .model-profile .eyebrow {
    font-size: 8px;
  }
  .model-profile h3 {
    font-size: 21px;
  }
  .model-profile > p:not(.eyebrow) {
    font-size: 12px;
  }
  .profile-facts {
    gap: 10px;
  }
  .profile-facts dt {
    font-size: 10px;
  }
  .profile-facts dd {
    font-size: 15px;
  }
  .profile-facts small {
    font-size: 9px;
  }
  .model-bottom {
    padding: 14px 16px;
  }
  .button-row {
    gap: 7px;
  }
  .button-row button {
    font-size: 10px;
    padding: 6px 7px;
  }
  .model-bottom > p {
    font-size: 9px;
  }
  .fact-strip strong {
    font-size: 25px;
  }
  .fact-strip strong small {
    font-size: 10px;
  }
  .fact-strip span,
  .fact-strip p {
    font-size: 9px;
  }
  .section-heading .eyebrow {
    font-size: 8px;
  }
  .section-heading h2 {
    font-size: 25px;
  }
  .section-heading > p {
    font-size: 11px;
  }
  .photo-card {
    display: block;
  }
  .photo-open {
    aspect-ratio: 1.32;
    min-height: 0;
  }
  .photo-copy {
    padding: 22px;
  }
  .photo-copy p {
    font-size: 12px;
  }
  .photo-tag {
    font-size: 7px;
  }
  .binary-section .panel-head > .micro {
    display: none;
  }
  .binary-section .panel-head h2 {
    font-size: 11px;
  }
  .binary-visual {
    padding: 8px 9px 0;
  }
  .binary-copy {
    padding: 12px 19px 23px;
  }
  .binary-copy h3 {
    font-size: 25px;
  }
  .binary-copy > p:not(.eyebrow) {
    font-size: 12px;
  }
  .pair-facts {
    gap: 26px;
  }
  .pair-facts dd {
    font-size: 18px;
  }
  .orbit-controls {
    padding: 18px;
  }
  .orbit-controls button {
    font-size: 11px;
  }
  .panel-note {
    padding: 0 18px 20px;
    font-size: 9px;
  }
  .timeline {
    gap: 18px 12px;
  }
  .timeline article {
    padding: 17px 13px;
  }
  .timeline-year {
    font-size: 22px;
  }
  .timeline-feature .timeline-year {
    font-size: 16px;
  }
  .timeline h3 {
    font-size: 14px;
    line-height: 1.65;
  }
  .timeline p {
    font-size: 11px;
  }
  .identity {
    padding: 25px 23px;
  }
  .identity p:not(.eyebrow) {
    font-size: 12px;
  }
  .identity h2 {
    font-size: 24px;
  }
  .identity-stamp {
    width: 125px;
    height: 125px;
  }
  footer .eyebrow {
    font-size: 8px;
  }
  footer > div > p:last-child {
    font-size: 11px;
  }
  footer > a {
    font-size: 11px;
  }
  .dialog-copy {
    padding: 23px;
  }
  .dialog-copy h2 {
    font-size: 22px;
  }
  .dialog-copy > p:not(.eyebrow) {
    font-size: 12px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}
@media (max-width: 480px) {
  .photo-open {
    height: auto;
  }
  .model-word {
    font-size: 66px;
  }
}