@font-face {
  font-family:Barlow;
  src:url('/codex-film-studio/styles/satellite-briefing/showcase/_assets/assets/fonts/BarlowCondensed-Light.ttf') format('truetype');
  font-weight:300;
  font-display:swap;
}
@font-face {
  font-family:Plex;
  src:url('/codex-film-studio/styles/satellite-briefing/showcase/_assets/assets/fonts/IBMPlexMono-Regular.ttf') format('truetype');
  font-display:swap;
}
:root {
  color-scheme:dark;
  --ink:#070b0e;
  --paper:#f2f5f6;
  --muted:#a1a7a9;
  --accent:#ffbe55;
  --line:#364047;
  --mono:Plex,'SFMono-Regular',Consolas,monospace;
  --serif:Georgia,'Songti SC','Noto Serif CJK SC',serif;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC',sans-serif;
}
* {
  box-sizing:border-box;
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:28px;
}
body {
  margin:0;
  background:var(--ink);
  color:var(--paper);
  font:15px/1.65 var(--sans);
  -webkit-font-smoothing:antialiased;
}
a {
  color:inherit;
  text-decoration:none;
}
button,input {
  font:inherit;
}
button,a,input {
  -webkit-tap-highlight-color:transparent;
}
button {
  color:inherit;
}
button,a {
  touch-action:manipulation;
}
a:hover {
  color:var(--accent);
}
:focus-visible {
  outline:2px solid var(--accent);
  outline-offset:6px;
}
::selection {
  background:var(--accent);
  color:var(--ink);
}
img {
  display:block;
  max-width:100%;
}
button {
  cursor:pointer;
}
p,h1,h2,h3,figure {
  margin:0;
}
p {
  color:var(--muted);
}
.mono,.eyebrow {
  font:10px/1.7 var(--mono);
  letter-spacing:.09em;
}
.eyebrow {
  color:var(--muted);
}
.section-wrap {
  max-width:1472px;
  margin:auto;
  padding:92px 64px;
}
.masthead {
  height:100px;
  padding:0 64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-bottom:1px solid #ffffff14;
  position:relative;
  z-index:3;
}
.brand {
  display:flex;
  align-items:center;
  gap:12px;
  font:10px/1.4 var(--mono);
  letter-spacing:.09em;
}
.brand svg {
  width:32px;
  height:32px;
  stroke:currentColor;
  stroke-width:1.2;
}
.masthead nav {
  display:flex;
  gap:36px;
  font-size:12px;
}
.language-switch {
  display:flex;
  align-items:center;
  gap:10px;
  font:11px var(--mono);
  color:#657078;
}
.language-switch button {
  background:none;
  border:0;
  padding:10px 2px;
  color:var(--muted);
}
.language-switch button[aria-pressed=true] {
  color:var(--accent);
}
.skip-link {
  position:absolute;
  top:-100px;
  left:20px;
  background:var(--accent);
  color:var(--ink);
  padding:10px;
  z-index:99;
}
.skip-link:focus {
  top:10px;
}
.hero {
  min-height:740px;
  height:calc(100svh - 100px);
  max-height:1000px;
  position:relative;
  isolation:isolate;
  overflow:hidden;
  padding:32px 64px 0;
}
.hero-topline {
  display:flex;
  justify-content:space-between;
  position:relative;
  z-index:2;
  color:var(--muted);
}
.small-cross {
  display:inline-block;
  color:var(--accent);
  font-size:16px;
  margin-right:9px;
}
.hero-content {
  position:relative;
  z-index:2;
  margin-top:114px;
  max-width:610px;
  pointer-events:none;
}
.hero-content a {
  pointer-events:auto;
}
.hero h1 {
  font:clamp(82px,8.7vw,144px)/1.08 var(--serif);
  letter-spacing:-.055em;
  margin:17px 0 18px;
  color:var(--paper);
}
.title-period {
  color:var(--accent);
}
.hero-subtitle {
  font:300 34px/1.3 Barlow,var(--sans);
  color:var(--paper);
  letter-spacing:.02em;
}
.hero-intro {
  font-size:14px;
  max-width:335px;
  line-height:1.9;
  margin-top:23px;
}
.watch-action {
  display:flex;
  align-items:center;
  width:max-content;
  gap:18px;
  margin-top:30px;
  font-size:12px;
  border-bottom:1px solid var(--line);
  padding:0 0 17px;
}
.watch-action .mono {
  color:var(--muted);
  margin-left:30px;
}
.play-glyph {
  color:var(--accent);
  font-size:13px;
}
.hero-foot {
  position:absolute;
  bottom:25px;
  left:64px;
  right:64px;
  display:flex;
  gap:25px;
  align-items:center;
  justify-content:space-between;
  color:var(--muted);
}
.hero-foot a {
  font-size:24px;
}
.hero-source {
  margin-left:auto;
}
.orbit-field {
  position:absolute;
  inset:-70px -230px -140px 25%;
  z-index:-1;
  pointer-events:none;
}
.orbit-field:after {
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,var(--ink),transparent 25%,transparent 90%,#070b0e88);
  pointer-events:none;
}
#orbit {
  width:100%;
  height:100%;
  display:block;
}
.orbit-fallback {
  position:absolute;
  inset:18%;
  background:url('/codex-film-studio/styles/satellite-briefing/showcase/_assets/assets/plates/region.jpg') center/cover;
  opacity:.45;
  mask-image:radial-gradient(ellipse,#000 30%,transparent 70%);
  display:none;
}
.orbit-field.unavailable .orbit-fallback {
  display:block;
}
.orbit-field.unavailable .target-marker {
  display:none;
}
.target-marker {
  position:absolute;
  top:50%;
  left:50%;
  z-index:1;
  display:flex;
  align-items:center;
  opacity:0;
  transition:opacity .8s;
}
.target-marker.ready {
  opacity:1;
}
.target-cross {
  width:14px;
  height:14px;
  background:linear-gradient(var(--accent),var(--accent)) center/1px 100% no-repeat,linear-gradient(var(--accent),var(--accent)) center/100% 1px no-repeat;
}
.target-line {
  width:62px;
  height:1px;
  background:#f2f5f67a;
  transform:rotate(-28deg);
  transform-origin:left center;
}
.target-label {
  margin-left:-7px;
  transform:translateY(-32px);
  font:10px/1.7 var(--mono);
  letter-spacing:.08em;
  white-space:nowrap;
}
.target-label em {
  font-style:normal;
  color:var(--muted);
  font-size:8px;
}
.section-index {
  display:flex;
  justify-content:space-between;
  gap:24px;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:18px;
  margin-bottom:54px;
}
.section-index>span:first-child {
  color:var(--accent);
}
.section-heading {
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:9%;
  align-items:end;
  margin-bottom:45px;
}
h2 {
  font:42px/1.22 var(--serif);
  font-weight:400;
  letter-spacing:-.025em;
  white-space:pre-line;
}
h3 {
  font-size:17px;
  font-weight:500;
  line-height:1.4;
}
.section-heading p {
  max-width:430px;
  font-size:14px;
  line-height:1.9;
}
.film-spec {
  display:flex;
  gap:24px;
  margin-top:24px;
  color:var(--paper);
}
.film-frame {
  margin-top:15px;
}
.screen-brackets {
  position:relative;
  background:#000;
}
.screen-brackets:before,.screen-brackets:after {
  content:'';
  position:absolute;
  z-index:1;
  width:18px;
  height:18px;
  pointer-events:none;
}
.screen-brackets:before {
  top:-5px;
  left:-5px;
  border-top:1px solid white;
  border-left:1px solid white;
}
.screen-brackets:after {
  bottom:-5px;
  right:-5px;
  border-right:1px solid white;
  border-bottom:1px solid white;
}
video {
  display:block;
  width:100%;
  aspect-ratio:16/9;
  background:#000;
  object-fit:contain;
}
figcaption {
  display:flex;
  justify-content:space-between;
  gap:22px;
  margin-top:17px;
  color:var(--muted);
  font-size:11px;
}
figcaption a {
  color:var(--paper);
}
.chapter-strip {
  display:grid;
  grid-template-columns:repeat(6,1fr);
  margin-top:38px;
}
.chapter-strip button {
  border:0;
  border-top:1px solid var(--line);
  background:none;
  text-align:left;
  padding:17px 12px 20px 0;
  position:relative;
  min-width:0;
}
.chapter-strip button:after {
  content:'';
  position:absolute;
  left:0;
  top:-1px;
  height:1px;
  background:var(--accent);
  width:0;
  transition:width .35s;
}
.chapter-strip button[aria-current=true]:after {
  width:calc(100% - 12px);
}
.chapter-strip button[aria-current=true] strong {
  color:var(--accent);
}
.chapter-strip .mono {
  display:flex;
  gap:16px;
  color:var(--muted);
  font-size:9px;
}
.chapter-strip strong {
  display:block;
  font-size:13px;
  font-weight:500;
  margin-top:16px;
}
.chapter-strip small {
  display:block;
  color:var(--muted);
  font-size:11px;
  margin-top:4px;
}
.chapter-strip button:hover strong {
  color:var(--accent);
}
.film-links {
  display:flex;
  gap:28px;
  margin-top:26px;
  font-size:11px;
}
.status-message {
  color:var(--accent);
  margin-top:20px;
}
.perspective-section {
  background:linear-gradient(180deg,#0c1217,transparent);
}
.scan-figure {
  margin-top:56px;
}
.scan-map {
  position:relative;
  aspect-ratio:6000/3818;
  overflow:hidden;
  background:#101920;
  --split:54%;
}
.scan-map img {
  width:100%;
  height:100%;
  position:absolute;
  inset:0;
  object-fit:fill;
}
.map-grey {
  filter:grayscale(1) brightness(.65) contrast(1.12);
}
.map-colour {
  clip-path:inset(0 0 0 var(--split));
  filter:brightness(.8) saturate(.8);
}
.map-grid {
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,transparent calc(50% - .5px),#ffffff17 50%,transparent calc(50% + .5px)),linear-gradient(0deg,transparent calc(50% - .5px),#ffffff17 50%,transparent calc(50% + .5px));
  pointer-events:none;
}
.map-place {
  position:absolute;
  left:55.3636%;
  top:60.9143%;
  font-size:12px;
  display:flex;
  gap:10px;
  align-items:center;
  pointer-events:none;
  text-shadow:0 2px 8px #000;
}
.map-place small {
  display:block;
  font-size:8px;
  color:#fff;
}
.map-reticle {
  width:18px;
  height:18px;
  display:block;
  border:1px solid var(--paper);
  position:absolute;
  left:-9px;
  top:-9px;
}
.map-place>span:last-child {
  margin:5px 0 0 18px;
}
.north-mark {
  position:absolute;
  top:25px;
  right:30px;
  text-align:center;
  font-size:12px;
}
.scan-line {
  position:absolute;
  left:var(--split);
  top:0;
  bottom:0;
  width:1px;
  background:#e7edf2aa;
  pointer-events:none;
}
.scan-line span {
  position:absolute;
  top:50%;
  left:0;
  transform:translate(-50%,-50%);
  width:40px;
  height:40px;
  border:1px solid var(--paper);
  border-radius:50%;
  background:#0a101bbb;
  display:grid;
  place-items:center;
  color:var(--paper);
  backdrop-filter:blur(6px);
}
.map-label {
  position:absolute;
  bottom:20px;
  left:22px;
  right:22px;
  display:flex;
  justify-content:space-between;
  pointer-events:none;
  color:#fff;
}
.scan-map input {
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  margin:0;
  opacity:0;
  cursor:ew-resize;
}
.scan-map:focus-within {
  outline:2px solid var(--accent);
  outline-offset:6px;
}
.image-credit {
  font-size:10px;
  line-height:1.8;
  max-width:850px;
  margin-top:19px;
}
.image-credit a {
  text-decoration:underline;
  text-underline-offset:3px;
}
.principles {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:52px;
  margin-top:64px;
}
.principles article {
  border-top:1px solid var(--line);
  padding-top:20px;
}
.principles .mono {
  color:var(--accent);
  font-size:9px;
}
.principles h3 {
  margin:19px 0 13px;
}
.principles p {
  font-size:13px;
  line-height:1.85;
}
.create-section {
  padding-top:50px;
}
.repository-link {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  padding:32px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin:55px 0 0;
}
.repository-link small {
  color:var(--accent);
  display:block;
}
.repository-link strong {
  font:300 48px/1.3 Barlow,var(--sans);
  letter-spacing:.015em;
  display:block;
  margin:7px 0 6px;
}
.repository-link span span {
  display:block;
  color:var(--muted);
  font-size:12px;
}
.repo-arrow {
  font-size:50px;
  font-weight:200;
  color:var(--accent);
}
.start-steps {
  list-style:none;
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr;
  gap:45px;
  padding:0;
  margin:45px 0 55px;
}
.step-num {
  font:300 48px/1 Barlow,var(--sans);
  color:var(--accent);
}
.start-steps h3 {
  margin:20px 0 15px;
}
.start-steps p {
  font-size:12px;
  line-height:1.85;
}
.start-steps a {
  font-size:12px;
  border-bottom:1px solid var(--line);
  display:inline-block;
  margin-top:20px;
}
pre {
  font:10px/1.9 var(--mono);
  padding:16px 0;
  color:var(--paper);
  white-space:pre-wrap;
  overflow-wrap:anywhere;
}
code {
  font:inherit;
}
.starter-prompt {
  border-left:1px solid var(--accent);
  padding:7px 0 2px 30px;
  max-width:1050px;
}
.prompt-top {
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:center;
}
.prompt-top .mono {
  color:var(--accent);
}
.prompt-top button {
  background:none;
  border:1px solid var(--line);
  padding:8px 13px;
  font-size:10px;
}
.prompt-top button:hover {
  border-color:var(--accent);
  color:var(--accent);
}
blockquote {
  margin:20px 0 0;
  font:20px/1.75 var(--serif);
  color:#dce1e3;
  max-width:920px;
}
#copy-status {
  min-height:22px;
  font-size:11px;
  margin-top:10px;
  color:var(--accent);
}
.notes-section {
  padding-top:40px;
}
.records {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0 60px;
}
.records a {
  display:flex;
  gap:22px;
  align-items:center;
  border-bottom:1px solid var(--line);
  padding:25px 0;
  font-size:14px;
}
.records .mono {
  color:var(--muted);
}
.records a span:last-child {
  margin-left:auto;
  color:var(--accent);
}
.sources-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  margin-top:60px;
}
.sources-grid h3 {
  font-size:14px;
  margin-bottom:23px;
}
.sources-grid a {
  display:block;
  font-size:12px;
  margin-top:16px;
}
.sources-grid p {
  font-size:11px;
  max-width:440px;
  margin-top:5px;
}
.site-footer {
  padding-top:42px;
  padding-bottom:30px;
  border-top:1px solid var(--line);
  color:var(--muted);
}
.footer-top {
  display:flex;
  gap:40px;
  align-items:center;
  justify-content:space-between;
}
.footer-top>a:last-child {
  font-size:25px;
}
.footer-top>a:nth-last-child(2) {
  font-size:12px;
  margin-left:auto;
}
.site-footer p {
  font-size:11px;
  margin-top:34px;
  line-height:2;
}
.site-footer p a {
  border-bottom:1px solid var(--line);
}
html[lang=zh-CN] h1 {
  font-size:clamp(78px,8vw,128px);
  letter-spacing:.02em;
}
html[lang=zh-CN] h2 {
  line-height:1.45;
  font-size:38px;
  letter-spacing:.01em;
}
html[lang=zh-CN] .hero-subtitle {
  font:25px/1.5 var(--serif);
}
@media(min-width:1700px) {
  .hero {
    padding-left:max(64px,calc((100vw - 1344px)/2));
    padding-right:max(64px,calc((100vw - 1344px)/2));
  }
  .hero-foot {
    left:max(64px,calc((100vw - 1344px)/2));
    right:max(64px,calc((100vw - 1344px)/2));
  }
  .hero-content {
    margin-top:140px;
  }
  .orbit-field {
    right:-5%;
    left:30%;
  }
}
@media(max-width:1100px) {
  .masthead {
    padding:0 36px;
  }
  .hero {
    padding:26px 36px 0;
    min-height:680px;
  }
  .hero-content {
    margin-top:100px;
  }
  .hero-foot {
    left:36px;
    right:36px;
  }
  .orbit-field {
    inset:-20px -240px -40px 20%;
  }
  .section-wrap {
    padding:75px 36px;
  }
  .section-heading {
    gap:7%;
  }
  h2 {
    font-size:36px;
  }
  .principles {
    gap:30px;
  }
  .start-steps {
    gap:28px;
  }
  .chapter-strip small {
    font-size:10px;
  }
  .chapter-strip strong {
    font-size:12px;
  }
  .hero-source {
    font-size:8px;
  }
  .section-index>span:last-child {
    font-size:9px;
  }
}
@media(max-width:760px) {
  .masthead {
    height:78px;
    padding:0 22px;
  }
  .masthead nav {
    gap:18px;
  }
  .masthead nav a {
    font-size:11px;
  }
  .masthead nav a:nth-child(2) {
    display:none;
  }
  .brand {
    font-size:8px;
    gap:8px;
  }
  .brand svg {
    width:24px;
    height:24px;
  }
  .language-switch {
    gap:7px;
    font-size:10px;
  }
  .hero {
    height:860px;
    min-height:0;
    max-height:none;
    padding:22px;
  }
  .hero-topline {
    font-size:8px;
  }
  .hero-topline>span:last-child {
    display:none;
  }
  .hero-content {
    margin-top:57px;
  }
  .hero h1 {
    font-size:clamp(65px,13vw,100px);
    margin:16px 0;
  }
  .hero-subtitle {
    font-size:28px;
  }
  .hero-intro {
    font-size:12px;
    max-width:290px;
    margin-top:17px;
  }
  .watch-action {
    margin-top:23px;
  }
  .orbit-field {
    inset:260px -150px -40px -110px;
  }
  .orbit-field:after {
    background:linear-gradient(180deg,var(--ink),transparent 26%,transparent 75%,var(--ink));
  }
  .hero-foot {
    left:22px;
    right:22px;
    bottom:20px;
    flex-wrap:wrap;
    gap:8px;
    font-size:7px;
  }
  .hero-source {
    margin:0;
    font-size:7px;
  }
  .hero-foot a {
    margin-left:auto;
  }
  .target-label {
    font-size:9px;
  }
  .target-label em {
    font-size:7px;
  }
  .target-line {
    width:42px;
  }
  .section-wrap {
    padding:58px 22px;
  }
  .section-index {
    font-size:9px;
    margin-bottom:33px;
    gap:18px;
  }
  .section-index>span:last-child {
    font-size:7px;
    text-align:right;
  }
  .section-heading {
    grid-template-columns:1fr;
    gap:24px;
    margin-bottom:30px;
  }
  h2 {
    font-size:35px;
  }
  .section-heading p {
    font-size:13px;
    max-width:100%;
  }
  .film-spec {
    font-size:9px;
    gap:22px;
    margin-top:18px;
  }
  figcaption {
    font-size:9px;
    gap:15px;
    align-items:baseline;
  }
  .film-frame figcaption .mono {
    font-size:7px;
    letter-spacing:.02em;
  }
  .film-frame figcaption a {
    white-space:nowrap;
  }
  .chapter-strip {
    grid-template-columns:repeat(3,1fr);
    row-gap:15px;
    margin-top:30px;
  }
  .chapter-strip button {
    padding:15px 7px 10px 0;
  }
  .chapter-strip .mono {
    font-size:8px;
    gap:12px;
  }
  .chapter-strip strong {
    margin-top:10px;
    font-size:11px;
  }
  .chapter-strip small {
    font-size:9px;
  }
  .film-links {
    gap:20px;
    flex-wrap:wrap;
    font-size:10px;
    margin-top:25px;
  }
  .scan-figure {
    margin-top:38px;
  }
  .scan-map {
    aspect-ratio:6000/3818;
  }
  .scan-line span {
    width:32px;
    height:32px;
  }
  .map-place {
    font-size:9px;
  }
  .map-place small {
    display:none;
  }
  .map-label {
    font-size:7px;
    bottom:12px;
    left:12px;
    right:12px;
  }
  .north-mark {
    top:12px;
    right:15px;
    font-size:10px;
  }
  .scan-figure figcaption {
    flex-direction:column;
    gap:4px;
  }
  .scan-figure figcaption .mono {
    font-size:8px;
  }
  .image-credit {
    font-size:9px;
  }
  .principles {
    grid-template-columns:1fr;
    gap:28px;
    margin-top:36px;
  }
  .principles h3 {
    font-size:16px;
    margin:12px 0 9px;
  }
  .principles p {
    font-size:12px;
  }
  .principles article {
    padding-top:15px;
  }
  .repository-link {
    padding:25px 0;
    margin-top:36px;
  }
  .repository-link strong {
    font-size:35px;
  }
  .repository-link small {
    font-size:8px;
  }
  .repository-link span span {
    font-size:11px;
    max-width:240px;
  }
  .repo-arrow {
    font-size:38px;
  }
  .start-steps {
    grid-template-columns:1fr;
    margin:32px 0 35px;
    gap:27px;
  }
  .start-steps li {
    position:relative;
    padding-left:58px;
  }
  .step-num {
    position:absolute;
    top:2px;
    left:0;
    font-size:37px;
  }
  .start-steps h3 {
    margin:0 0 8px;
    font-size:16px;
  }
  pre {
    padding:12px 0 0;
    font-size:9px;
  }
  .start-steps a {
    margin-top:12px;
  }
  .starter-prompt {
    padding-left:20px;
  }
  .prompt-top {
    align-items:start;
  }
  .prompt-top .mono {
    font-size:8px;
  }
  .prompt-top button {
    font-size:9px;
    white-space:nowrap;
    padding:6px 8px;
  }
  blockquote {
    font-size:17px;
    margin-top:15px;
  }
  .records {
    grid-template-columns:1fr;
  }
  .records a {
    padding:19px 0;
    font-size:13px;
  }
  .sources-grid {
    grid-template-columns:1fr;
    gap:35px;
    margin-top:38px;
  }
  .footer-top {
    flex-wrap:wrap;
    gap:24px;
  }
  .footer-top .mono {
    font-size:8px;
  }
  .footer-top>a:nth-last-child(2) {
    margin:0;
    font-size:11px;
  }
  .footer-top>a:last-child {
    margin-left:auto;
  }
  .site-footer p {
    font-size:9px;
  }
  .site-footer {
    padding-top:30px;
    padding-bottom:25px;
  }
  html[lang=zh-CN] h1 {
    font-size:78px;
  }
  html[lang=zh-CN] h2 {
    font-size:32px;
  }
  html[lang=zh-CN] .hero-subtitle {
    font-size:23px;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  *,*:before,*:after {
    animation:none!important;
    transition:none!important;
  }
}

/* The destination film is the primary showcase. */
#film{padding-top:36px}#film .section-heading{margin-bottom:24px}#film video{max-height:72svh;object-fit:contain;background:#070b0e}