:root {
  --paper: #f4f6f2;
  --paper-2: #e9ece6;
  --ink: #111512;
  --muted: #5d665f;
  --line: rgba(17, 21, 18, .17);
  --acid: #c9ff38;
  --cyan: #8ce5e2;
  --coral: #ff6b4a;
  --dark: #101411;
  --white: #f8faf6;
  --mono: "Cascadia Code", Consolas, monospace;
  --sans: "Inter", Arial, sans-serif;
  --serif: "Fraunces", Georgia, serif;
  --wrap: min(1240px, calc(100vw - 48px));
  --ease: cubic-bezier(.2, .75, .25, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 74px; }
body { background: var(--paper); color: var(--ink); font-family: var(--sans); overflow-x: hidden; }
body:not(.zh) [lang="zh"] { display: none !important; }
body.zh [lang="en"] { display: none !important; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; background: none; border: 0; cursor: pointer; }
img, video { max-width: 100%; display: block; }
.wrap { width: var(--wrap); margin-inline: auto; }
.wrap-narrow { width: min(560px, calc(100vw - 48px)); }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 1000; padding: 10px 14px; background: var(--acid); transition: top .2s; }
.skip-link:focus { top: 12px; }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  height: 68px; padding: 0 max(24px, calc((100vw - 1240px) / 2));
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(244, 246, 242, .88); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.brand { font: 500 11px/1 var(--mono); letter-spacing: .13em; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a, .lang-toggle { font: 500 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.nav a { position: relative; padding: 10px 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 4px; height: 1px; background: var(--ink); transition: right .25s var(--ease); }
.nav a:hover::after { right: 0; }
.lang-toggle { min-width: 58px; padding: 9px 10px; border: 1px solid var(--ink); }

.hero {
  min-height: 760px; height: min(920px, 100svh); position: relative; overflow: hidden;
  display: grid; align-items: end; padding: 140px max(24px, calc((100vw - 1240px) / 2)) 58px;
  background: var(--paper);
}
.hero-canvas, .hero-grid { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-grid {
  opacity: .48; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(90deg, transparent 0, #000 30%, #000 100%);
}
.hero-inner { position: relative; z-index: 2; width: min(940px, 100%); }
.hero-kicker, .eyebrow { font: 500 10px/1.3 var(--mono); letter-spacing: .17em; text-transform: uppercase; }
.hero-kicker { display: inline-flex; padding: 8px 10px; background: var(--acid); margin-bottom: 24px; }
.hero h1 { font: 400 clamp(4.25rem, 11.5vw, 10.5rem)/.78 var(--serif); letter-spacing: 0; }
.hero h1 > span { display: block; margin-left: .78em; font-style: italic; color: transparent; -webkit-text-stroke: 1.5px var(--ink); }
.hero-statement { margin-top: 38px; font: 400 clamp(1.5rem, 3vw, 2.65rem)/1.05 var(--serif); max-width: 760px; }
.hero-copy { margin-top: 16px; max-width: 650px; font-size: 15px; line-height: 1.7; color: var(--muted); }
.hero-actions { display: flex; gap: 10px; margin-top: 32px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 46px; padding: 0 16px; border: 1px solid var(--ink); font: 500 10px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; transition: transform .25s var(--ease), background .25s, color .25s; }
.button:hover { transform: translateY(-2px); }
.button-primary { min-width: 226px; background: var(--ink); color: var(--white); }
.button-primary:hover { background: var(--acid); color: var(--ink); }
.button-quiet:hover { background: var(--white); }
.hero-status { position: absolute; right: max(24px, calc((100vw - 1240px) / 2)); bottom: 58px; z-index: 2; display: grid; min-width: 230px; border-top: 1px solid var(--ink); }
.hero-status > span { display: grid; grid-template-columns: 52px 1fr; align-items: baseline; padding: 9px 0; border-bottom: 1px solid var(--line); font: 400 9px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.hero-status b { font-size: 15px; color: var(--coral); }

.signal-strip { overflow: hidden; background: var(--ink); color: var(--white); border-block: 1px solid var(--ink); }
.signal-track { width: max-content; display: flex; align-items: center; gap: 22px; padding: 13px 0; animation: ticker 30s linear infinite; }
.signal-track span { font: 500 9px/1 var(--mono); letter-spacing: .18em; }
.signal-track i { width: 5px; height: 5px; background: var(--acid); border-radius: 50%; }
@keyframes ticker { to { transform: translateX(-50%); } }

.selected { border-bottom: 1px solid var(--line); }
.section-head { padding: 118px 0 72px; display: grid; grid-template-columns: 1fr 2fr 1fr; gap: 34px; align-items: start; }
.section-head h2 { font: 400 clamp(2.9rem, 6.5vw, 6.4rem)/.92 var(--serif); grid-column: 2; letter-spacing: 0; }
.section-head > p:last-child { color: var(--muted); font-size: 14px; line-height: 1.75; padding-top: 8px; }
.eyebrow { color: var(--muted); padding-top: 10px; }

.project { min-height: 720px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(340px, .7fr); align-items: stretch; border-top: 1px solid var(--line); }
.project-split { grid-template-columns: minmax(340px, .72fr) minmax(0, 1.28fr); }
.project-copy { width: 100%; max-width: 600px; align-self: center; justify-self: center; padding: 72px 48px; }
.project-media, .terminal-visual { position: relative; min-height: 660px; overflow: hidden; background-color: #151a17; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 46px 46px; }
.project-media img, .project-media video { width: 100%; height: 100%; object-fit: cover; }
.project-media img.is-missing, .lab-image img.is-missing { display: none; }
.project-media img { transition: transform 1s var(--ease); }
.project:hover .project-media img { transform: scale(1.025); }
.media-index { position: absolute; left: 18px; top: 18px; display: grid; place-items: center; width: 38px; height: 38px; background: var(--acid); color: var(--ink); font: 500 11px/1 var(--mono); }
.project-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 20px; font: 500 9px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: currentColor; opacity: .68; }
.project h3 { font: 400 clamp(3.3rem, 6vw, 6rem)/.9 var(--serif); margin-bottom: 28px; }
.project-lede { font: 400 clamp(1.25rem, 2vw, 1.7rem)/1.35 var(--serif); }
.proof-strip { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 28px; border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; }
.proof-strip > div { min-width: 0; padding: 12px 14px 12px 0; }
.proof-strip > div:nth-child(even) { padding-left: 14px; border-left: 1px solid currentColor; }
.proof-strip > div:nth-child(n + 3) { border-top: 1px solid rgba(127,127,127,.42); }
.proof-strip dt { margin-bottom: 5px; font: 500 8px/1.2 var(--mono); letter-spacing: .12em; text-transform: uppercase; opacity: .55; }
.proof-strip dd { font: 500 10px/1.45 var(--mono); text-transform: uppercase; }
.project-links { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 24px; }
.project-links a { padding-bottom: 3px; border-bottom: 1px solid currentColor; font: 500 9px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; }
.project-links a:hover { color: var(--coral); }
.project-dark { background: var(--dark); color: var(--white); }
.project-light { background: var(--paper-2); }
.project-cyan { background: var(--cyan); }
.project-terminal { background: #f0f0ea; }
.media-robot img { object-position: center; }
.media-artdex { background-color: #e85f43; }
.media-artdex img { object-position: center; }
.media-film video { object-position: center; }
.case-notes { margin-top: 38px; border-top: 1px solid currentColor; }
.case-notes summary { list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 15px 0; cursor: pointer; font: 500 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .11em; }
.case-notes summary::-webkit-details-marker { display: none; }
.case-notes summary span[aria-hidden] { font-size: 20px; transition: transform .25s; }
.case-notes[open] summary span[aria-hidden] { transform: rotate(45deg); }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; padding: 20px 0 28px; border-top: 1px solid rgba(127,127,127,.35); }
.project-split .case-grid { grid-template-columns: 1fr 1fr; }
.case-grid b { display: block; margin-bottom: 8px; font: 500 9px/1 var(--mono); text-transform: uppercase; letter-spacing: .11em; }
.case-grid p { font-size: 12px; line-height: 1.65; opacity: .75; }

.terminal-visual { display: grid; align-content: center; padding: 90px max(28px, 7vw); background: #0d110f; color: #c9d2ca; }
.terminal-bar { position: absolute; inset: 0 0 auto; height: 46px; display: flex; align-items: center; gap: 7px; padding: 0 16px; border-bottom: 1px solid #303a33; }
.terminal-bar span { width: 7px; height: 7px; border-radius: 50%; background: #48534b; }
.terminal-bar b { margin-left: 8px; font: 400 9px/1 var(--mono); letter-spacing: .12em; color: #7c8b80; }
.terminal-visual pre { white-space: pre-wrap; font: 400 clamp(12px, 1.4vw, 16px)/1.8 var(--mono); }
.terminal-visual i { color: #8ce5e2; font-style: normal; }
.terminal-visual strong { color: var(--acid); font-weight: 500; }

.lab { background: #171c18; color: var(--white); padding-bottom: 116px; }
.lab .section-head { grid-template-columns: 1fr 2fr 1fr; }
.lab .eyebrow, .lab .section-head > p { color: #9da79f; }
.filters { display: flex; flex-wrap: wrap; gap: 7px; padding-top: 6px; }
.filter { padding: 8px 11px; border: 1px solid #465148; color: #aeb8b0; font: 500 9px/1 var(--mono); text-transform: uppercase; letter-spacing: .09em; }
.filter:hover, .filter.is-active { color: var(--ink); background: var(--acid); border-color: var(--acid); }
.lab-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid #3a443c; border-left: 1px solid #3a443c; }
.lab-card { min-height: 340px; display: flex; flex-direction: column; padding: 28px; border-right: 1px solid #3a443c; border-bottom: 1px solid #3a443c; transition: background .25s, color .25s; }
.lab-card:hover { background: var(--acid); color: var(--ink); }
.lab-card[hidden] { display: none; }
.lab-no { font: 500 9px/1 var(--mono); letter-spacing: .11em; color: #94a097; margin-bottom: auto; }
.lab-card:hover .lab-no { color: #43503f; }
.lab-card h3 { font: 400 2.4rem/1 var(--serif); margin: 38px 0 16px; }
.lab-card > p:not(.lab-no), .lab-card > div > p:not(.lab-no) { font-size: 13px; line-height: 1.65; opacity: .76; }
.lab-proof { margin-top: 22px; padding-top: 14px; border-top: 1px solid currentColor; font: 400 9px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .08em; opacity: .55; }
.lab-source { width: fit-content; margin-top: 18px; padding-bottom: 3px; border-bottom: 1px solid currentColor; font: 500 9px/1 var(--mono); letter-spacing: .08em; }
.lab-links { display: flex; flex-wrap: wrap; gap: 16px; }
.lab-card-media { padding: 0; }
.lab-card-media > div:last-child { display: flex; flex-direction: column; flex: 1; padding: 22px 28px 28px; }
.lab-card-media .lab-no { margin-bottom: 22px; }
.lab-card-media h3 { margin: 0 0 16px; }
.lab-image { height: 188px; overflow: hidden; background-color: #2a312b; background-image: linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px); background-size: 30px 30px; }
.lab-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.lab-card:hover .lab-image img { transform: scale(1.04); }
.pipeline-visual { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 20px; }
.pipeline-visual span { padding: 8px 9px; border: 1px solid #667269; font: 500 8px/1 var(--mono); letter-spacing: .08em; }
.pipeline-visual i { color: var(--acid); font: 400 12px/1 var(--mono); font-style: normal; }
.lab-card:hover .pipeline-visual i { color: var(--coral); }

.principles { background: var(--paper); padding-bottom: 122px; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.principle-grid article { padding: 28px 32px 20px 0; min-height: 250px; }
.principle-grid article + article { padding-left: 32px; border-left: 1px solid var(--line); }
.principle-grid article > span { font: 500 10px/1 var(--mono); color: var(--coral); }
.principle-grid h3 { margin: 54px 0 14px; font: 400 1.75rem/1.1 var(--serif); }
.principle-grid p { max-width: 34ch; font-size: 13px; line-height: 1.7; color: var(--muted); }

.about { background: var(--acid); border-top: 1px solid var(--ink); padding: 112px 0; }
.about-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 9vw; }
.about h2 { font: 400 clamp(3rem, 6vw, 6rem)/.92 var(--serif); }
.about-copy { align-self: end; }
.about-copy > p { font-size: 16px; line-height: 1.8; max-width: 56ch; }
.email { display: inline-block; margin-top: 36px; font: 400 clamp(1.5rem, 3vw, 2.7rem)/1 var(--serif); border-bottom: 1px solid var(--ink); }
.socials { display: flex; gap: 24px; margin-top: 32px; font: 500 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; }
footer { min-height: 68px; padding: 0 max(24px, calc((100vw - 1240px) / 2)); display: flex; align-items: center; justify-content: space-between; background: var(--ink); color: var(--white); font: 400 9px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }

[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .75s var(--ease), transform .75s var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .hero-status { display: none; }
  .section-head, .lab .section-head { grid-template-columns: 1fr 2fr; }
  .section-head h2 { grid-column: 2; }
  .section-head > p:last-child, .filters { grid-column: 2; }
  .project, .project-split { grid-template-columns: 1fr; }
  .project-split .project-copy { order: 2; }
  .project-media, .terminal-visual { min-height: 560px; }
  .project-copy { width: var(--wrap); padding: 64px 0 74px; }
  .lab-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  :root { --wrap: calc(100vw - 32px); }
  .site-header { height: 60px; padding-inline: 16px; }
  .nav { gap: 13px; }
  .nav a:nth-child(2), .nav a:nth-child(3) { display: none; }
  .hero { min-height: 690px; height: 100svh; padding: 110px 16px 34px; }
  .hero-grid { background-size: 54px 54px; }
  .hero h1 { font-size: clamp(4rem, 21vw, 7rem); }
  .hero h1 > span { margin-left: .2em; margin-top: 8px; }
  .hero-statement { margin-top: 30px; }
  .hero-copy { font-size: 13px; }
  .section-head, .lab .section-head { display: block; padding: 82px 0 46px; }
  .section-head h2 { margin: 18px 0 22px; font-size: 3.3rem; }
  .filters { margin-top: 24px; }
  .project-media, .terminal-visual { min-height: 420px; }
  .project-copy { padding: 46px 0 54px; }
  .project h3 { font-size: 3.6rem; }
  .project-lede { font-size: 1.25rem; }
  .proof-strip { grid-template-columns: 1fr; }
  .proof-strip > div, .proof-strip > div:nth-child(even) { padding: 11px 0; border-left: 0; }
  .proof-strip > div + div { border-top: 1px solid rgba(127,127,127,.42); }
  .case-grid, .project-split .case-grid { grid-template-columns: 1fr; }
  .lab { padding-bottom: 80px; }
  .lab-grid { grid-template-columns: 1fr; }
  .lab-card { min-height: 290px; }
  .principles { padding-bottom: 80px; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: 210px; padding: 28px 0; }
  .principle-grid article + article { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .principle-grid h3 { margin-top: 36px; }
  .about { padding: 82px 0; }
  .about-layout { grid-template-columns: 1fr; gap: 48px; }
  .email { font-size: 1.45rem; }
  footer { padding-inline: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}