:root {
  --paper: #f4f2ed;
  --surface: #fbfaf7;
  --ink: #11110f;
  --muted: #686761;
  --line: #cbc8bf;
  --red: #e33a2f;
  --signal: #b9ff47;
  --dark: #151513;
  --page: min(100% - 48px, 1440px);
  --pad: clamp(24px, 4.2vw, 72px);
  --display: "PingFang SC", "PingFang TC", -apple-system, BlinkMacSystemFont, sans-serif;
  --body-cn: "PingFang SC", "PingFang TC", -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body-cn); font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
body.english { font-family: var(--body-cn); }
body:not(.english) [data-en], body.english [data-cn] { display: none !important; }
body.english [data-en] { display: inline; }
a { color: inherit; text-decoration: none; }
img, video { display: block; width: 100%; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
figure, p, h1, h2, h3, dl, dd { margin: 0; }
::selection { background: var(--red); color: white; }
.skip-link { position: fixed; z-index: 1000; left: 16px; top: -100px; padding: 10px 14px; background: var(--ink); color: white; }
.skip-link:focus { top: 16px; }
.scroll-progress { position: fixed; z-index: 999; top: 0; left: 0; height: 3px; background: var(--red); pointer-events: none; }

.site-header { position: sticky; z-index: 100; top: 0; display: grid; grid-template-columns: 112px 1fr 72px; width: var(--page); height: 70px; margin: 0 auto; border: 1px solid var(--ink); border-top: 0; background: rgba(244,242,237,.94); backdrop-filter: blur(14px); }
.wordmark, .lang-toggle { display: grid; place-items: center; }
.wordmark { border-right: 1px solid var(--ink); }
.wordmark img { width: 54px; height: 38px; object-fit: contain; }
.site-header nav { display: flex; align-items: stretch; justify-content: flex-end; }
.site-header nav a { display: grid; min-width: 106px; padding: 0 18px; place-items: center; border-left: 1px solid var(--line); font: 700 12px/1 var(--display); letter-spacing: .08em; text-transform: uppercase; transition: background .2s,color .2s; }
.site-header nav a:hover, .site-header nav a[aria-current] { background: var(--ink); color: white; }
.lang-toggle { border: 0; border-left: 1px solid var(--ink); background: transparent; cursor: pointer; font: 700 12px/1 var(--display); }
.lang-toggle:hover { background: var(--red); color: white; }

main { width: var(--page); margin: 0 auto; }
.masthead { border: 1px solid var(--ink); border-top: 0; background: var(--surface); }
.masthead-meta { display: grid; grid-template-columns: 1fr 1.5fr 1fr; min-height: 44px; border-bottom: 1px solid var(--ink); font: 700 10px/1.2 var(--display); letter-spacing: .1em; text-transform: uppercase; }
.masthead-meta > span { display: flex; align-items: center; padding: 0 18px; }
.masthead-meta > span + span { border-left: 1px solid var(--line); }
.masthead-meta > span:last-child { justify-content: flex-end; }
.availability { justify-content: center; gap: 9px; }
.availability i { width: 7px; height: 7px; border-radius: 50%; background: #28a85a; box-shadow: 0 0 0 4px rgba(40,168,90,.12); }
.hero-grid { display: grid; grid-template-columns: 56% 44%; height: 690px; }
.hero-copy { display: flex; flex-direction: column; justify-content: center; min-width: 0; padding: clamp(48px,7vw,108px) var(--pad); border-right: 1px solid var(--ink); }
.hero-kicker, .eyebrow, .case-type { font: 700 11px/1.2 var(--display); letter-spacing: .12em; text-transform: uppercase; }
.hero-kicker { color: var(--red); margin-bottom: clamp(48px,7vw,96px); }
.hero-copy h1 { display: flex; align-items: baseline; flex-wrap: wrap; gap: 12px 28px; font-family: var(--display); font-size: clamp(64px,8.2vw,136px); font-weight: 800; line-height: .82; letter-spacing: -.075em; text-transform: uppercase; }
.name-cn { font-family: var(--body-cn); font-size: .72em; letter-spacing: -.1em; }
.name-en { display: block; }
.role { margin-top: 30px; font: 700 clamp(17px,1.7vw,25px)/1.35 var(--display); text-transform: uppercase; }
.hero-summary { max-width: 630px; margin-top: 20px; color: #35342f; font-size: clamp(17px,1.45vw,21px); line-height: 1.6; }
.masthead-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; }
.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 20px; border: 1px solid var(--ink); font: 700 12px/1 var(--display); letter-spacing: .04em; text-transform: uppercase; transition: transform .2s,background .2s,color .2s; }
.button:hover { transform: translateY(-2px); background: var(--ink); color: white; }
.button.primary { background: var(--red); color: white; border-color: var(--red); }
.button.primary:hover { background: var(--ink); border-color: var(--ink); }
.hero-feature { position: relative; min-width: 0; overflow: hidden; background: var(--dark); color: white; }
.hero-feature figure { display: grid; grid-template-rows: minmax(0,1fr) 90px; height: 100%; }
.hero-feature img { height: 100%; min-height: 0; object-fit: cover; filter: saturate(.8) contrast(1.04); transition: transform .7s cubic-bezier(.2,.8,.2,1),filter .4s; }
.hero-feature:hover img { transform: scale(1.025); filter: saturate(1) contrast(1.04); }
.hero-feature figcaption { display: grid; grid-template-columns: 1fr auto; grid-template-rows: 1fr 1fr; height: 90px; padding: 13px 18px; border-top: 1px solid #585850; font: 700 10px/1.2 var(--display); letter-spacing: .08em; }
.hero-feature figcaption strong { grid-row: 1/3; font-size: 30px; align-self: center; letter-spacing: -.04em; }
.hero-feature figcaption span:last-child { align-self: end; color: #b5b4ad; }
.hero-proof { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); }
.hero-proof > div { min-height: 112px; padding: 21px 24px; display: flex; flex-direction: column; justify-content: space-between; }
.hero-proof > div + div { border-left: 1px solid var(--line); }
.hero-proof strong { font: 700 clamp(24px,2.8vw,43px)/1 var(--display); letter-spacing: -.05em; }
.hero-proof span { color: var(--muted); font-size: 12px; }
.practice-strip { display: flex; min-height: 66px; align-items: center; justify-content: space-between; padding: 0 24px; border: 1px solid var(--ink); border-top: 0; background: var(--ink); color: white; overflow: hidden; font: 700 10px/1 var(--display); letter-spacing: .08em; white-space: nowrap; }
.practice-strip i { color: var(--red); font-style: normal; font-size: 18px; }

.section-label { display: grid; grid-template-columns: 72px 1fr; min-height: 72px; border-bottom: 1px solid var(--ink); font: 700 11px/1 var(--display); letter-spacing: .12em; }
.section-label span { display: flex; align-items: center; padding: 0 20px; }
.section-label span:first-child { justify-content: center; border-right: 1px solid var(--ink); color: var(--red); }
.work-index { border: 1px solid var(--ink); border-top: 0; background: var(--surface); }
.section-intro { display: grid; grid-template-columns: 2fr 1fr; gap: 7vw; padding: clamp(64px,8vw,118px) var(--pad); border-bottom: 1px solid var(--ink); }
.section-intro h2, .profile-top h2, .contact h2, .portfolio-download h2, .award-intro h2 { font-family: var(--display); font-size: clamp(38px,5.1vw,76px); font-weight: 700; line-height: 1.04; letter-spacing: -.055em; }
.section-intro > p { align-self: end; max-width: 510px; color: var(--muted); font-size: 15px; }
.project-index-grid { display: grid; grid-template-columns: 58% 42%; }
.project-list { border-right: 1px solid var(--ink); }
.project-row { display: grid; grid-template-columns: 52px minmax(180px,1fr) 1.15fr 48px; align-items: center; min-height: 106px; gap: 16px; padding: 16px 24px; border-bottom: 1px solid var(--line); transition: background .22s,color .22s; }
.project-row:last-child { border-bottom: 0; }
.project-row:hover, .project-row:focus-visible { background: var(--red); color: white; outline: none; }
.project-no, .project-row em, .project-row > span:nth-child(3) { font: 700 10px/1.35 var(--display); letter-spacing: .06em; text-transform: uppercase; }
.project-row > span:nth-child(3) { color: var(--muted); }
.project-row:hover > span:nth-child(3), .project-row:focus-visible > span:nth-child(3) { color: white; }
.project-row strong { font: 700 clamp(25px,2.7vw,44px)/1 var(--display); letter-spacing: -.045em; }
.project-row em { text-align: right; font-style: normal; }
.index-preview { position: sticky; top: 70px; height: calc(100vh - 70px); min-height: 636px; overflow: hidden; background: #ddd9d0; }
.index-preview img { height: 100%; object-fit: cover; transition: opacity .18s,transform .5s; }
.index-preview.changing img { opacity: .25; transform: scale(1.015); }

.case { border: 1px solid var(--ink); border-top: 0; background: var(--surface); }
.case-header { display: grid; grid-template-columns: 110px 1fr auto; min-height: 164px; align-items: stretch; border-bottom: 1px solid var(--ink); }
.case-number { display: flex; align-items: flex-start; justify-content: center; padding-top: 31px; border-right: 1px solid var(--ink); color: var(--red); font: 700 11px/1 var(--display); }
.case-header > div:nth-child(2) { display: flex; flex-direction: column; justify-content: center; padding: 28px clamp(24px,3.7vw,58px); }
.case-header h2 { margin-top: 10px; font: 800 clamp(42px,6vw,92px)/.9 var(--display); letter-spacing: -.065em; }
.case-header h2 span { font-family: var(--body-cn); font-size: .32em; letter-spacing: 0; margin-left: 12px; }
.case-links { display: flex; min-width: 190px; flex-direction: column; border-left: 1px solid var(--ink); }
.case-links a, .case-pdf { display: flex; min-height: 54px; align-items: center; justify-content: space-between; gap: 18px; padding: 0 18px; border-bottom: 1px solid var(--line); font: 700 11px/1.2 var(--display); text-transform: uppercase; }
.case-links a:last-child { border-bottom: 0; }
.case-links a:hover, .case-pdf:hover { background: var(--red); color: white; }
.case-pdf { align-self: stretch; min-width: 190px; border-left: 1px solid var(--ink); border-bottom: 0; }
.case-kairos, .case-dark, .case-film { background: var(--dark); color: white; }
.case-kairos .case-header, .case-dark .case-header, .case-film .case-header { border-color: #5e5d56; }
.case-kairos .case-number, .case-dark .case-number, .case-film .case-number, .case-kairos .case-links, .case-dark .case-pdf, .case-film .case-header > * { border-color: #5e5d56; }
.case-kairos .case-links a { border-color: #5e5d56; }
.kairos-hero { display: grid; grid-template-columns: 2fr 1fr; border-bottom: 1px solid #5e5d56; }
.kairos-hero video { height: 100%; min-height: 610px; object-fit: cover; background: black; border-right: 1px solid #5e5d56; }
.kairos-thesis { display: flex; flex-direction: column; justify-content: flex-end; padding: clamp(32px,5vw,72px); }
.kairos-thesis > span { color: var(--red); font: 700 10px/1.2 var(--display); letter-spacing: .12em; }
.kairos-thesis p { margin-top: 26px; font-size: clamp(18px,1.65vw,25px); line-height: 1.55; }
.kairos-thesis .muted { color: #a8a79f; font-size: 14px; }
.kairos-system { display: grid; grid-template-columns: repeat(4,1fr); border-bottom: 1px solid #5e5d56; }
.kairos-system article { min-height: 210px; padding: 28px; }
.kairos-system article + article { border-left: 1px solid #5e5d56; }
.kairos-system b { color: var(--red); font: 800 45px/1 var(--display); }
.kairos-system h3 { margin-top: 28px; font-size: 16px; }
.kairos-system p { margin-top: 8px; color: #a8a79f; font-size: 13px; }
.kairos-gallery { display: grid; grid-template-columns: repeat(3,1fr); border-bottom: 1px solid #5e5d56; }
.kairos-gallery button, .two-up button, .wide-image, .portfolio-spread button, .media-button, .award-list button { position: relative; margin: 0; padding: 0; border: 0; background: transparent; cursor: zoom-in; overflow: hidden; }
.kairos-gallery button + button { border-left: 1px solid #5e5d56; }
.kairos-gallery img { aspect-ratio: 16/10; object-fit: cover; }
.kairos-gallery-latest { grid-template-columns: repeat(6,1fr); }
.kairos-gallery-latest button { grid-column: span 2; }
.kairos-gallery-latest button:nth-child(1), .kairos-gallery-latest button:nth-child(2) { grid-column: span 3; }
.kairos-gallery-latest button:nth-child(n+3) { border-top: 1px solid #5e5d56; }
.kairos-gallery-latest button:nth-child(4) { border-left: 1px solid #5e5d56; }
.kairos-gallery-latest button:nth-child(1) img, .kairos-gallery-latest button:nth-child(2) img { aspect-ratio: 16/8.4; }
.kairos-gallery span, .two-up button > span, .wide-image > span { position: absolute; left: 12px; bottom: 12px; padding: 7px 9px; background: var(--surface); color: var(--ink); font: 700 9px/1 var(--display); letter-spacing: .08em; }
.iteration-block { display: grid; grid-template-columns: 1fr 1.3fr; }
.iteration-intro { padding: clamp(36px,5vw,72px); border-right: 1px solid #5e5d56; }
.iteration-intro > span { color: var(--red); font: 700 10px/1 var(--display); }
.iteration-intro h3 { margin-top: 32px; font-size: clamp(23px,2.5vw,38px); line-height: 1.35; }
.iteration-list { margin: 0; padding: 0; list-style: none; }
.iteration-list li { display: grid; grid-template-columns: 52px 1fr; min-height: 82px; align-items: center; padding: 12px 24px; border-bottom: 1px solid #3d3c38; }
.iteration-list li:last-child { border-bottom: 0; }
.iteration-list b { color: var(--red); font: 700 12px/1 var(--display); }
.iteration-list strong { display: block; font-size: 14px; }
.iteration-list small { display: block; margin-top: 4px; color: #9d9c95; font-size: 11px; }

.case-split, .portfolio-spread { display: grid; grid-template-columns: 58% 42%; border-bottom: 1px solid var(--ink); }
.case-split.reverse { grid-template-columns: 58% 42%; }
.case-split.reverse .media-button { grid-column: 1; }
.media-button, .portfolio-spread > button { border-right: 1px solid var(--ink); }
.media-button img, .portfolio-spread > button img { height: 100%; min-height: 630px; object-fit: cover; transition: transform .6s; }
.media-button:hover img, .portfolio-spread > button:hover img { transform: scale(1.015); }
.case-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(36px,5vw,76px); }
.case-lead { font-size: clamp(23px,2.6vw,39px); line-height: 1.35; letter-spacing: -.025em; }
.case-copy dl { margin-top: 48px; }
.case-copy dl > div { display: grid; grid-template-columns: 90px 1fr; gap: 20px; padding: 18px 0; border-top: 1px solid var(--line); }
.case-copy dt { color: var(--red); font: 700 10px/1.3 var(--display); letter-spacing: .08em; }
.case-copy dd { color: var(--muted); font-size: 13px; }
.project-disclaimer { margin-top: 30px; padding-top: 18px; border-top: 1px solid #5e5d56; color: #a8a79f; font-size: 12px; }
.case-dark .portfolio-spread { border-color: #5e5d56; }
.case-dark .portfolio-spread > button { border-color: #5e5d56; }
.case-dark .case-copy dd, .case-dark .project-disclaimer { color: #aaa9a1; }
.case-dark .case-copy dl > div { border-color: #5e5d56; }
.two-up { display: grid; grid-template-columns: 1fr 1fr; }
.two-up button + button { border-left: 1px solid var(--ink); }
.two-up img { width: 100%; aspect-ratio: 1.38/1; object-fit: cover; transition: transform .6s; }
.two-up button:hover img, .wide-image:hover img { transform: scale(1.012); }
.wide-image { width: 100%; }
.wide-image img { max-height: 900px; object-fit: cover; transition: transform .6s; }
.case-dark .two-up button + button { border-color: #5e5d56; }
.film-grid { display: grid; grid-template-columns: 2fr 1fr; }
.film-grid video { min-height: 620px; height: 100%; object-fit: cover; background: #000; border-right: 1px solid #5e5d56; }
.film-grid > div { align-self: end; padding: clamp(36px,5vw,72px); }
.film-grid > div > p:last-child { margin-top: 28px; color: #aaa9a1; font-size: 14px; }

.archive, .profile, .contact { border: 1px solid var(--ink); border-top: 0; background: var(--surface); }
.portfolio-download { display: grid; grid-template-columns: 1fr 43%; min-height: 720px; }
.portfolio-download > div { display: flex; flex-direction: column; justify-content: center; padding: var(--pad); border-right: 1px solid var(--ink); }
.portfolio-download h2 { margin-top: 24px; }
.portfolio-download p:not(.eyebrow) { max-width: 630px; margin-top: 28px; color: var(--muted); }
.download-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; }
.portfolio-cover { position: relative; overflow: hidden; background: #ddd; }
.portfolio-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.portfolio-cover:hover img { transform: scale(1.02); }
.portfolio-cover span { position: absolute; right: 18px; bottom: 18px; padding: 10px 12px; background: var(--red); color: white; font: 700 10px/1 var(--display); }
.profile-top { display: grid; grid-template-columns: 1.35fr 1fr; gap: 8vw; padding: clamp(64px,8vw,120px) var(--pad); border-bottom: 1px solid var(--ink); }
.profile-top > p { align-self: end; color: var(--muted); font-size: 16px; }
.education-grid { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--ink); }
.education-grid article { min-height: 260px; padding: 38px var(--pad); }
.education-grid article + article { border-left: 1px solid var(--ink); }
.education-grid time, .capability-table article > span, .award-list article > div > span { color: var(--red); font: 700 10px/1.3 var(--display); letter-spacing: .08em; text-transform: uppercase; }
.education-grid h3 { margin-top: 42px; font-size: clamp(23px,2.3vw,34px); line-height: 1.25; }
.education-grid p { margin-top: 12px; color: var(--muted); font-size: 13px; }
.method-line { display: flex; align-items: center; justify-content: space-between; min-height: 76px; padding: 0 var(--pad); border-bottom: 1px solid var(--ink); background: var(--ink); color: white; font: 700 10px/1 var(--display); letter-spacing: .08em; }
.method-line i { color: var(--red); font-style: normal; }
.capability-table { display: grid; grid-template-columns: repeat(5,1fr); border-bottom: 1px solid var(--ink); }
.capability-table article { min-height: 270px; padding: 30px 24px; }
.capability-table article + article { border-left: 1px solid var(--line); }
.capability-table h3 { margin-top: 50px; font-size: 20px; line-height: 1.25; }
.capability-table p { margin-top: 16px; color: var(--muted); font-size: 12px; }
.awards { display: grid; grid-template-columns: 34% 66%; }
.award-intro { padding: var(--pad); border-right: 1px solid var(--ink); }
.award-intro h2 { margin-top: 22px; }
.award-intro p:last-child { margin-top: 18px; color: var(--muted); }
.award-list article { display: grid; grid-template-columns: 164px 1fr; min-height: 174px; border-bottom: 1px solid var(--line); }
.award-list article:last-child { border-bottom: 0; }
.award-list button { border-right: 1px solid var(--line); }
.award-list img { width: 100%; height: 100%; padding: 8px; object-fit: contain; background: #d8d4c9; filter: grayscale(.85) contrast(1.02); transition: filter .25s,transform .5s; }
.award-list button:hover img { filter: grayscale(0) contrast(1); transform: scale(1.025); }
.award-list article > div { align-self: center; padding: 24px 30px; }
.award-list h3 { margin-top: 10px; font-size: 17px; }
.award-list p { margin-top: 6px; color: var(--muted); font-size: 12px; }
.contact h2 { padding: clamp(64px,8vw,112px) var(--pad); border-bottom: 1px solid var(--ink); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; }
.contact-grid > p { padding: 44px var(--pad); color: var(--muted); border-right: 1px solid var(--ink); }
.contact-grid > div { display: flex; flex-direction: column; }
.contact-grid a { display: flex; min-height: 68px; align-items: center; padding: 0 28px; border-bottom: 1px solid var(--line); font: 700 13px/1 var(--display); }
.contact-grid a:last-child { border-bottom: 0; }
.contact-grid a:hover { background: var(--red); color: white; }
.site-footer { display: flex; width: var(--page); min-height: 76px; margin: 0 auto 24px; align-items: center; justify-content: space-between; padding: 0 24px; border: 1px solid var(--ink); border-top: 0; background: var(--ink); color: white; font: 700 10px/1 var(--display); letter-spacing: .08em; }
.site-footer a:hover { color: var(--red); }
.lightbox { width: min(94vw,1500px); max-width: none; height: min(92vh,1000px); max-height: none; padding: 48px; border: 1px solid var(--ink); background: var(--paper); color: var(--ink); }
.lightbox::backdrop { background: rgba(0,0,0,.83); backdrop-filter: blur(5px); }
.lightbox img { width: 100%; height: calc(100% - 38px); object-fit: contain; }
.lightbox p { margin-top: 12px; text-align: center; font-size: 12px; }
.lightbox-close { position: absolute; z-index: 2; top: 8px; right: 12px; border: 0; background: none; cursor: pointer; font: 300 30px/1 var(--display); }
.reveal-ready { opacity: 0; transform: translateY(18px); transition: opacity .6s ease,transform .6s ease; }
.reveal-ready.is-visible { opacity: 1; transform: none; }

@media (max-width: 1120px) {
  :root { --page: calc(100% - 24px); }
  .hero-grid { grid-template-columns: 1fr 42%; height: 620px; }
  .hero-copy { padding: 60px 42px; }
  .hero-kicker { margin-bottom: 52px; }
  .hero-feature img { min-height: 0; }
  .project-index-grid { grid-template-columns: 64% 36%; }
  .project-row { grid-template-columns: 42px 1fr 1fr 38px; padding-inline: 18px; }
  .project-row strong { font-size: 29px; }
  .capability-table { grid-template-columns: repeat(3,1fr); }
  .capability-table article:nth-child(4), .capability-table article:nth-child(5) { border-top: 1px solid var(--line); }
  .capability-table article:nth-child(4) { border-left: 0; }
}
@media (max-width: 820px) {
  :root { --page: 100%; --pad: 24px; }
  .site-header { grid-template-columns: 82px 1fr 58px; height: 60px; }
  .site-header nav a { min-width: auto; padding: 0 12px; font-size: 10px; }
  .wordmark img { width: 44px; }
  .masthead-meta { grid-template-columns: 1fr 1.5fr; }
  .masthead-meta > span:last-child { display: none; }
  .hero-grid { grid-template-columns: 1fr; height: auto; }
  .hero-copy { border-right: 0; border-bottom: 1px solid var(--ink); padding: 64px var(--pad); }
  .hero-copy h1 { font-size: clamp(60px,14vw,100px); }
  .hero-kicker { margin-bottom: 60px; }
  .hero-feature figure { grid-template-rows: 58vw 90px; }
  .hero-feature img { min-height: 0; height: 100%; }
  .hero-proof { grid-template-columns: 1fr 1fr; }
  .hero-proof > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .hero-proof > div:nth-child(4) { border-top: 1px solid var(--line); }
  .practice-strip span:nth-of-type(4), .practice-strip span:nth-of-type(5), .practice-strip i:nth-of-type(4) { display: none; }
  .section-intro, .profile-top { grid-template-columns: 1fr; gap: 32px; }
  .project-index-grid { grid-template-columns: 1fr; }
  .project-list { border-right: 0; }
  .index-preview { display: none; }
  .case-header { grid-template-columns: 64px 1fr; }
  .case-number { grid-row: 1/3; }
  .case-links, .case-pdf { grid-column: 2; border-left: 0; border-top: 1px solid var(--ink); }
  .case-kairos .case-links, .case-dark .case-pdf { border-top-color: #5e5d56; }
  .case-links { flex-direction: row; flex-wrap: wrap; }
  .case-links a { min-height: 48px; border-right: 1px solid #5e5d56; border-bottom: 0; }
  .kairos-hero, .iteration-block, .case-split, .case-split.reverse, .portfolio-spread, .film-grid { grid-template-columns: 1fr; }
  .kairos-hero video, .film-grid video { min-height: 0; aspect-ratio: 16/10; border-right: 0; border-bottom: 1px solid #5e5d56; }
  .kairos-system { grid-template-columns: 1fr 1fr; }
  .kairos-system article:nth-child(3) { border-left: 0; border-top: 1px solid #5e5d56; }
  .kairos-system article:nth-child(4) { border-top: 1px solid #5e5d56; }
  .iteration-intro { border-right: 0; border-bottom: 1px solid #5e5d56; }
  .media-button, .portfolio-spread > button { border-right: 0; border-bottom: 1px solid var(--ink); }
  .media-button img, .portfolio-spread > button img { min-height: 0; height: auto; }
  .portfolio-download { grid-template-columns: 1fr; }
  .portfolio-download > div { min-height: 540px; border-right: 0; border-bottom: 1px solid var(--ink); }
  .portfolio-cover { min-height: 620px; }
  .education-grid { grid-template-columns: 1fr; }
  .education-grid article + article { border-left: 0; border-top: 1px solid var(--ink); }
  .method-line { overflow-x: auto; gap: 24px; }
  .capability-table { grid-template-columns: 1fr 1fr; }
  .capability-table article:nth-child(3), .capability-table article:nth-child(5) { border-left: 0; }
  .capability-table article:nth-child(n+3) { border-top: 1px solid var(--line); }
  .awards { grid-template-columns: 1fr; }
  .award-intro { border-right: 0; border-bottom: 1px solid var(--ink); }
}
@media (max-width: 560px) {
  body { font-size: 15px; }
  .site-header { grid-template-columns: 72px 1fr 50px; }
  .site-header nav { justify-content: center; }
  .site-header nav a { padding: 0 9px; }
  .site-header nav a:nth-child(2) { display: none; }
  .masthead-meta { grid-template-columns: 1fr; min-height: 40px; }
  .masthead-meta > span:first-child { display: none; }
  .masthead-meta .availability { border-left: 0; justify-content: flex-start; }
  .hero-copy { padding: 52px 20px; }
  .hero-copy h1 { display: block; font-size: clamp(56px,19vw,84px); line-height: .88; }
  .name-cn { display: block; margin-bottom: 10px; font-size: .7em; }
  .hero-kicker { margin-bottom: 46px; }
  .role { margin-top: 24px; font-size: 15px; }
  .hero-summary { font-size: 16px; }
  .masthead-links { flex-direction: column; }
  .button { width: 100%; }
  .hero-feature figure { grid-template-rows: 78vw 84px; }
  .hero-feature img { height: 100%; }
  .hero-feature figcaption { height: 84px; }
  .hero-feature figcaption strong { font-size: 24px; }
  .hero-proof > div { min-height: 96px; padding: 17px; }
  .hero-proof strong { font-size: 26px; }
  .practice-strip { min-height: 58px; gap: 16px; justify-content: flex-start; overflow-x: auto; }
  .practice-strip span:nth-of-type(3), .practice-strip i:nth-of-type(3) { display: none; }
  .section-label { grid-template-columns: 58px 1fr; min-height: 60px; }
  .section-intro { padding: 56px 20px; }
  .section-intro h2, .profile-top h2, .contact h2, .portfolio-download h2, .award-intro h2 { font-size: 38px; }
  .project-row { grid-template-columns: 34px 1fr 44px; min-height: 96px; gap: 10px; padding: 14px 16px; }
  .project-row > span:nth-child(3) { grid-column: 2; font-size: 9px; }
  .project-row strong { font-size: 25px; }
  .project-row em { grid-column: 3; grid-row: 1/3; }
  .case-header { grid-template-columns: 52px 1fr; min-height: 142px; }
  .case-header > div:nth-child(2) { padding: 24px 18px; }
  .case-header h2 { font-size: 42px; line-height: .95; }
  .case-header h2 span { display: block; margin: 9px 0 0; font-size: 15px; }
  .case-links { flex-direction: column; }
  .case-links a { border-right: 0; border-bottom: 1px solid #5e5d56; }
  .kairos-thesis, .case-copy, .film-grid > div { padding: 38px 22px; }
  .kairos-system { grid-template-columns: 1fr; }
  .kairos-system article { min-height: 170px; }
  .kairos-system article + article { border-left: 0; border-top: 1px solid #5e5d56; }
  .kairos-gallery, .two-up { grid-template-columns: 1fr; }
  .kairos-gallery-latest button, .kairos-gallery-latest button:nth-child(1), .kairos-gallery-latest button:nth-child(2) { grid-column: auto; }
  .kairos-gallery-latest button:nth-child(n+2) { border-left: 0; border-top: 1px solid #5e5d56; }
  .kairos-gallery button + button, .two-up button + button { border-left: 0; border-top: 1px solid var(--ink); }
  .case-kairos .kairos-gallery button + button, .case-dark .two-up button + button { border-top-color: #5e5d56; }
  .iteration-intro { padding: 38px 22px; }
  .case-copy dl > div { grid-template-columns: 74px 1fr; }
  .portfolio-download > div { min-height: 0; padding: 56px 20px; }
  .portfolio-cover { min-height: 520px; }
  .profile-top { padding: 56px 20px; }
  .education-grid article { min-height: 220px; padding: 32px 20px; }
  .method-line { padding: 0 20px; }
  .capability-table { grid-template-columns: 1fr; }
  .capability-table article { min-height: 220px; padding: 28px 20px; }
  .capability-table article + article { border-left: 0; border-top: 1px solid var(--line); }
  .capability-table h3 { margin-top: 34px; }
  .award-intro { padding: 56px 20px; }
  .award-list article { grid-template-columns: 106px 1fr; min-height: 142px; }
  .award-list article > div { padding: 18px; }
  .award-list h3 { font-size: 14px; }
  .contact h2 { padding: 56px 20px; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-grid > p { border-right: 0; border-bottom: 1px solid var(--ink); padding: 32px 20px; }
  .contact-grid a { padding: 0 20px; }
  .site-footer { margin-bottom: 0; padding: 18px 20px; gap: 20px; flex-wrap: wrap; }
  .site-footer span:nth-child(2) { display: none; }
  .lightbox { width: 96vw; height: 88vh; padding: 36px 12px 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  .reveal-ready { opacity: 1; transform: none; }
}

/* Local concept / kinetic studio edition */
body { --mx: 50%; --my: 50%; }
.site-header { grid-template-columns: 112px 1fr 72px 72px; }
.fx-toggle { border: 0; border-left: 1px solid var(--ink); background: var(--red); color: white; cursor: pointer; font: 700 10px/1 var(--display); letter-spacing: .08em; }
.fx-toggle:hover { background: var(--ink); }
.hero-copy { position: relative; overflow: hidden; background: var(--ink); color: white; }
.hero-copy::before { content: ""; position: absolute; inset: -20%; pointer-events: none; background: radial-gradient(circle at 18% 16%, rgba(227,58,47,.25), transparent 24%), linear-gradient(115deg, transparent 48%, rgba(255,255,255,.045) 49%, transparent 50%); background-size: auto, 34px 34px; }
.hero-copy > * { position: relative; z-index: 1; }
.hero-summary { color: #c7c5be; }
.hero-copy .button { border-color: #6c6a63; }
.hero-copy .button:not(.primary) { color: white; }
.hero-copy h1 { text-shadow: 0 0 1px white; }
.hero-copy h1 .name-en { transition: color .25s, text-shadow .25s, transform .25s; }
.hero-copy h1:hover .name-en { color: var(--red); text-shadow: 3px 0 0 white, -3px 0 0 #5ce1e6; transform: translateX(2px); }
.hero-data { display: flex; justify-content: space-between; gap: 16px; margin-top: 38px; padding-top: 13px; border-top: 1px solid #4a4945; color: #85847d; font: 700 9px/1 var(--display); letter-spacing: .12em; }
.hero-feature { --mx: 50%; --my: 50%; }
.hero-feature::before { content: ""; position: absolute; z-index: 2; inset: 0; pointer-events: none; opacity: .75; background: radial-gradient(circle 170px at var(--mx) var(--my), transparent 0 48%, rgba(227,58,47,.28) 49%, transparent 51%), linear-gradient(90deg, transparent 49.85%, rgba(255,255,255,.25) 50%, transparent 50.15%), linear-gradient(transparent 49.85%, rgba(255,255,255,.25) 50%, transparent 50.15%); mix-blend-mode: screen; transition: opacity .25s; }
.hero-feature::after { content: ""; position: absolute; z-index: 2; inset: 0; pointer-events: none; background: repeating-linear-gradient(0deg, transparent 0 4px, rgba(255,255,255,.035) 5px); }
.hero-hud { position: absolute; z-index: 3; inset: 18px 18px 108px; display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto 1fr auto; color: white; pointer-events: none; font: 700 9px/1 var(--display); letter-spacing: .1em; }
.hero-hud::before, .hero-hud::after { content: ""; position: absolute; width: 24px; height: 24px; border-color: var(--red); }
.hero-hud::before { left: 0; top: 0; border-left: 1px solid; border-top: 1px solid; }
.hero-hud::after { right: 0; bottom: 0; border-right: 1px solid; border-bottom: 1px solid; }
.hero-hud > span:first-child { padding: 12px; }
.hero-hud b { grid-row: 1 / 4; align-self: center; font: 200 42px/1 var(--display); color: var(--red); transform: translateX(50%); }
.pointer-readout { grid-row: 3; padding: 12px; align-self: end; color: #b7b5ae; }
.hero-feature:hover img { transform: scale(1.045) rotate(.15deg); filter: saturate(1.15) contrast(1.1); }
.fx-off .hero-copy::before, .fx-off .hero-feature::before, .fx-off .hero-feature::after { display: none; }
.fx-off .hero-feature img, .fx-off .hero-copy h1 .name-en { transition: none; transform: none; text-shadow: none; }

@media (max-width: 820px) {
  .site-header { grid-template-columns: 82px 1fr 58px 58px; }
  .hero-hud { inset: 14px 14px 104px; }
}
@media (max-width: 560px) {
  .site-header { grid-template-columns: 72px 1fr 48px 48px; }
  .fx-toggle { font-size: 8px; }
  .hero-data { margin-top: 28px; }
  .hero-data span:nth-child(2) { display: none; }
  .hero-feature::before { display: none; }
}

.practice-strip { padding: 0; overflow: hidden; }
.ticker-track { display: flex; width: max-content; animation: ticker-run 28s linear infinite; }
.ticker-group { display: flex; min-width: max-content; align-items: center; gap: clamp(28px,4vw,74px); padding-right: clamp(28px,4vw,74px); }
@keyframes ticker-run { to { transform: translateX(-50%); } }
.fx-off .ticker-track { animation-play-state: paused; }

.project-list { counter-reset: project; }
.project-row { position: relative; overflow: hidden; isolation: isolate; }
.project-row::before { content: ""; position: absolute; z-index: -1; inset: 0; background: var(--red); transform: translateX(-101%); transition: transform .45s cubic-bezier(.65,0,.15,1); }
.project-row:hover, .project-row:focus-visible, .project-row.is-active { background: transparent; }
.project-row:hover::before, .project-row:focus-visible::before { transform: translateX(0); }
.project-row strong { transition: transform .35s cubic-bezier(.2,.8,.2,1),letter-spacing .35s; }
.project-row:hover strong, .project-row:focus-visible strong { transform: translateX(8px); letter-spacing: -.015em; }
.project-row.is-active:not(:hover) .project-no { color: var(--red); }
.index-preview::before { content: ""; position: absolute; z-index: 2; inset: 16px; border: 1px solid rgba(255,255,255,.35); pointer-events: none; }
.index-preview::after { content: "+"; position: absolute; z-index: 3; left: 50%; top: 50%; color: var(--red); font: 200 42px/1 var(--display); transform: translate(-50%,-50%); pointer-events: none; }
.index-preview img { filter: saturate(.78) contrast(1.05); }
.index-preview figcaption { position: absolute; z-index: 4; left: 16px; right: 16px; bottom: 16px; display: flex; justify-content: space-between; padding: 14px; background: rgba(17,17,15,.88); color: white; backdrop-filter: blur(8px); font: 700 9px/1 var(--display); letter-spacing: .1em; }
.index-preview figcaption b { color: var(--red); }
.section-label span:first-child { position: relative; overflow: hidden; }
.section-label span:first-child::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 4px; background: var(--red); transform: translateX(-101%); transition: transform .4s; }
section:hover > .section-label span:first-child::after { transform: translateX(0); }
.case-header { position: relative; overflow: hidden; }
.case-header::after { content: ""; position: absolute; left: 0; top: 0; width: 0; height: 3px; background: var(--red); transition: width .8s cubic-bezier(.2,.8,.2,1); }
.case:hover > .case-header::after { width: 100%; }
.media-button img, .portfolio-spread > button img, .two-up img, .wide-image img { filter: saturate(.88); }
.media-button:hover img, .portfolio-spread > button:hover img, .two-up button:hover img, .wide-image:hover img { filter: saturate(1.08) contrast(1.03); }
.cursor-orb { position: fixed; z-index: 1000; left: 0; top: 0; width: 18px; height: 18px; border: 1px solid var(--red); border-radius: 50%; pointer-events: none; mix-blend-mode: difference; transition: width .18s,height .18s,margin .18s,background .18s; }
.cursor-orb.is-over-link { width: 38px; height: 38px; margin: -10px 0 0 -10px; background: white; }
.fx-off .cursor-orb { display: none; }

@media (max-width: 820px) {
  .practice-strip span, .practice-strip i { display: inline !important; }
  .ticker-track { animation-duration: 22s; }
  .cursor-orb { display: none; }
}
@media (max-width: 560px) {
  .practice-strip span, .practice-strip i { display: inline !important; }
  .ticker-group { gap: 24px; padding-right: 24px; }
  .index-preview figcaption { display: none; }
}
@media (pointer: coarse), (prefers-reduced-motion: reduce) {
  .cursor-orb { display: none; }
  .ticker-track { animation-play-state: paused; }
}

/* Identity opening: mark -> portrait -> portfolio system */
.opening-sequence { position: fixed; z-index: 2000; inset: 0; overflow: hidden; pointer-events: none; background: #0d0d0c; color: #f2efe6; animation: opening-exit 3.45s cubic-bezier(.72,0,.2,1) forwards; }
.opening-grid { position: absolute; inset: 0; opacity: .32; background-image: linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px); background-size: 48px 48px; animation: opening-grid 3.3s ease both; }
.opening-grid::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 66% 56%,rgba(208,151,59,.23),transparent 27%),linear-gradient(105deg,transparent 45%,rgba(255,255,255,.05) 46%,transparent 47%); }
.opening-logo { position: absolute; z-index: 4; left: 50%; top: 50%; width: min(72vw,860px); filter: invert(1); transform: translate(-50%,-50%); animation: opening-mark 3.05s cubic-bezier(.7,0,.15,1) both; }
.opening-portrait { position: absolute; z-index: 2; right: 6vw; bottom: -7vh; width: min(47vw,680px); height: 92vh; object-fit: contain; object-position: bottom; opacity: 0; filter: drop-shadow(0 0 58px rgba(208,151,59,.16)); animation: opening-person 3.2s cubic-bezier(.2,.7,.15,1) both; }
.opening-portrait::selection { background: transparent; }
.opening-identity { position: absolute; z-index: 3; left: 8vw; bottom: 12vh; display: grid; gap: 9px; opacity: 0; animation: opening-copy 3.2s cubic-bezier(.2,.8,.2,1) both; }
.opening-identity span, .opening-identity small, .opening-counter { font: 700 10px/1.2 var(--display); letter-spacing: .12em; }
.opening-identity strong { max-width: 8ch; color: #f2efe6; font: 800 clamp(38px,6vw,94px)/.84 var(--display); letter-spacing: -.07em; }
.opening-identity small { color: #d0973b; }
.opening-binary { position: absolute; z-index: 1; left: -2vw; top: 22%; width: 105vw; overflow: hidden; color: #68665f; white-space: nowrap; font: 700 clamp(11px,1.25vw,19px)/1 var(--display); letter-spacing: .55em; opacity: 0; animation: opening-bits 2.8s ease both; }
.opening-counter { position: absolute; z-index: 3; top: 28px; right: 32px; display: flex; gap: 24px; align-items: center; color: #85827a; opacity: 0; animation: opening-copy 3.1s ease both; }
.opening-counter b { color: #d0973b; font-size: 18px; }
.opening-mode { position: absolute; z-index: 3; right: 32px; bottom: 27px; color: #6f6c64; font: 700 9px/1 var(--display); letter-spacing: .13em; opacity: 0; animation: opening-copy 3.1s ease both; }
@keyframes opening-mark {
  0%,18% { left: 50%; top: 50%; width: min(72vw,860px); opacity: 0; transform: translate(-50%,-50%) scale(1.08); }
  24%,42% { opacity: 1; transform: translate(-50%,-50%) scale(1); }
  62%,100% { left: 56px; top: 30px; width: 58px; opacity: 1; transform: translate(-50%,-50%); }
}
@keyframes opening-person {
  0%,36% { opacity: 0; transform: translateY(12%) scale(1.04); clip-path: inset(100% 0 0); }
  58% { opacity: .96; clip-path: inset(0 0 0); }
  100% { opacity: 1; transform: translateY(0) scale(1); clip-path: inset(0 0 0); }
}
@keyframes opening-copy {
  0%,49% { opacity: 0; transform: translateY(28px); }
  68%,100% { opacity: 1; transform: none; }
}
@keyframes opening-bits {
  0%,27% { opacity: 0; transform: translateX(-4%); }
  48%,100% { opacity: .72; transform: none; }
}
@keyframes opening-grid { from { opacity: 0; transform: scale(1.08); } to { opacity: .32; transform: none; } }
@keyframes opening-exit {
  0%,82% { opacity: 1; visibility: visible; clip-path: inset(0 0 0 0); }
  99% { opacity: 1; visibility: visible; clip-path: inset(0 0 100% 0); }
  100% { opacity: 0; visibility: hidden; clip-path: inset(0 0 100% 0); }
}

@media (max-width: 820px) {
  .opening-portrait { right: -12vw; width: min(78vw,560px); height: 76vh; }
  .opening-identity { left: 24px; bottom: 8vh; }
  .opening-identity strong { font-size: clamp(42px,12vw,76px); }
  @keyframes opening-mark {
    0%,18% { left: 50%; top: 50%; width: 82vw; opacity: 0; transform: translate(-50%,-50%) scale(1.08); }
    24%,42% { opacity: 1; transform: translate(-50%,-50%) scale(1); }
    62%,100% { left: 36px; top: 30px; width: 45px; opacity: 1; transform: translate(-50%,-50%); }
  }
}
@media (prefers-reduced-motion: reduce) {
  .opening-sequence { display: none; }
}

/* Personal positioning: every visual effect maps back to capability. */
.hero-practice-map { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 25px; border: 1px solid #4a4945; }
.hero-practice-map > span { position: relative; display: grid; min-width: 0; min-height: 78px; align-content: center; gap: 5px; padding: 14px 15px 12px 42px; overflow: hidden; }
.hero-practice-map > span + span { border-left: 1px solid #4a4945; }
.hero-practice-map b { position: absolute; left: 12px; top: 16px; color: var(--red); font: 700 9px/1 var(--display); }
.hero-practice-map strong { font: 700 13px/1.1 var(--display); letter-spacing: .04em; text-transform: uppercase; }
.hero-practice-map small { overflow: hidden; color: #8f8d85; font-size: 10px; white-space: nowrap; text-overflow: ellipsis; }
.hero-practice-map > span::after { content: ""; position: absolute; inset: auto 0 0; height: 3px; background: var(--red); transform: translateX(-101%); transition: transform .4s cubic-bezier(.65,0,.15,1); }
.hero-practice-map > span:hover::after { transform: none; }
.masthead-links { margin-top: 25px; }
.hero-data { margin-top: 24px; }

.profile-narrative { align-self: end; }
.profile-narrative > p { color: var(--muted); font-size: 15px; }
.profile-narrative .profile-lead { margin-bottom: 20px; color: var(--ink); font-size: clamp(18px,1.55vw,23px); line-height: 1.5; }
.profile-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 26px; }
.profile-tags span { padding: 7px 9px; border: 1px solid var(--line); font: 700 9px/1 var(--display); letter-spacing: .08em; }

/* Project entry wipe: motion identifies the destination instead of decorating it. */
.project-transition { position: fixed; z-index: 1900; inset: 0; display: grid; place-items: center; overflow: hidden; pointer-events: none; background: var(--red); color: white; clip-path: inset(100% 0 0); }
.project-transition.is-entering { animation: project-wipe .92s cubic-bezier(.74,0,.18,1) both; }
.project-transition span { position: absolute; left: 24px; top: 24px; font: 700 10px/1 var(--display); letter-spacing: .12em; }
.project-transition strong { max-width: 90vw; font: 800 clamp(54px,12vw,178px)/.78 var(--display); letter-spacing: -.075em; text-align: center; text-transform: uppercase; }
.project-transition::after { content: "+"; position: absolute; right: 28px; bottom: 18px; font: 200 54px/1 var(--display); }
@keyframes project-wipe {
  0% { clip-path: inset(100% 0 0); }
  38%,62% { clip-path: inset(0); }
  100% { clip-path: inset(0 0 100%); }
}
.fx-off .project-transition { display: none; }

@media (max-height: 780px) and (min-width: 821px) {
  .hero-grid { height: 650px; }
  .hero-copy { padding-top: 40px; padding-bottom: 34px; }
  .hero-kicker { margin-bottom: 30px; }
  .hero-copy h1 { font-size: clamp(58px,7vw,96px); }
  .role { margin-top: 20px; }
  .hero-summary { margin-top: 13px; font-size: 15px; line-height: 1.48; }
  .hero-practice-map { margin-top: 18px; }
  .hero-practice-map > span { min-height: 66px; }
  .masthead-links { margin-top: 18px; }
  .hero-data { display: none; }
}

@media (max-width: 820px) {
  .hero-practice-map > span { padding-left: 36px; }
  .opening-mode { display: none; }
}

@media (max-width: 560px) {
  .hero-practice-map { grid-template-columns: 1fr; }
  .hero-practice-map > span { min-height: 62px; }
  .hero-practice-map > span + span { border-left: 0; border-top: 1px solid #4a4945; }
  .opening-portrait { right: -29vw; width: 112vw; height: 70vh; opacity: .86; }
  .opening-identity { bottom: 6vh; }
  .opening-identity strong { max-width: 7ch; font-size: clamp(38px,12vw,62px); }
  .project-transition span { left: 16px; top: 16px; }
}

/* 2026 portfolio direction: identity poster, rotating project cabinet and extended cases */
.opening-sequence { animation: opening-logo-exit 2.45s cubic-bezier(.76,0,.2,1) forwards; background: var(--ink); }
.opening-grid { opacity: .24; background-size: 56px 56px; animation: opening-grid 2.2s ease both; }
.opening-grid::after { background: radial-gradient(circle at 50% 50%,rgba(227,58,47,.2),transparent 24%),linear-gradient(115deg,transparent 48%,rgba(255,255,255,.045) 49%,transparent 50%); }
.opening-logo { left: 50%; top: 50%; width: min(74vw,900px); animation: opening-logo-focus 2.18s cubic-bezier(.7,0,.15,1) both; }
.opening-signal { position: absolute; left: 50%; bottom: 6vh; margin: 0; color: #817f78; font: 700 9px/1 var(--display); letter-spacing: .16em; white-space: nowrap; transform: translateX(-50%); animation: opening-signal-in 2s ease both; }
@keyframes opening-logo-focus {
  0% { width: min(88vw,1050px); opacity: 0; transform: translate(-50%,-50%) scale(1.14); filter: invert(1) blur(8px); }
  20%,52% { width: min(74vw,900px); opacity: 1; transform: translate(-50%,-50%) scale(1); filter: invert(1) blur(0); }
  82%,100% { left: 56px; top: 30px; width: 58px; opacity: 1; transform: translate(-50%,-50%); filter: invert(1); }
}
@keyframes opening-signal-in { 0%,28% { opacity: 0; letter-spacing: .34em; } 58%,100% { opacity: 1; letter-spacing: .16em; } }
@keyframes opening-logo-exit { 0%,78% { opacity: 1; visibility: visible; clip-path: inset(0); } 99% { opacity: 1; visibility: visible; clip-path: inset(0 0 100%); } 100% { opacity: 0; visibility: hidden; clip-path: inset(0 0 100%); } }

.hero-grid { grid-template-columns: 52% 48%; min-height: 720px; height: min(780px,calc(100vh - 114px)); }
.hero-poster { --mx: 50%; --my: 50%; position: relative; min-width: 0; overflow: hidden; background: var(--paper); border-left: 0; }
.hero-poster figure { position: relative; height: 100%; overflow: hidden; }
.hero-poster img { height: 100%; object-fit: cover; object-position: center; transition: transform .8s cubic-bezier(.2,.8,.2,1),filter .4s; }
.hero-poster::before { content: ""; position: absolute; z-index: 2; inset: 0; pointer-events: none; background: radial-gradient(circle 150px at var(--mx) var(--my),transparent 0 49%,rgba(227,58,47,.22) 49.5%,transparent 50.5%),repeating-linear-gradient(0deg,transparent 0 5px,rgba(17,17,15,.025) 6px); mix-blend-mode: multiply; }
.hero-poster:hover img { transform: scale(1.018); }
.poster-index { position: absolute; z-index: 3; inset: 18px 18px auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; color: var(--ink); font: 700 9px/1 var(--display); letter-spacing: .1em; }
.poster-index b { color: var(--red); font: 300 36px/1 var(--display); }
.poster-index span:last-child { justify-self: end; }
.hero-poster figcaption { position: absolute; z-index: 3; left: 18px; right: 18px; bottom: 18px; display: grid; grid-template-columns: 1fr auto; gap: 8px 24px; align-items: end; padding: 14px 16px; border: 1px solid rgba(17,17,15,.4); background: rgba(244,242,237,.84); backdrop-filter: blur(10px); font: 700 9px/1.2 var(--display); letter-spacing: .08em; }
.hero-poster figcaption strong { grid-row: 1/3; grid-column: 2; color: var(--red); font: 800 clamp(22px,2.6vw,38px)/.82 var(--display); letter-spacing: -.055em; text-align: right; }
.hero-poster figcaption span:last-child { color: var(--muted); }
.fx-off .hero-poster::before { display: none; }
.fx-off .hero-poster img { transition: none; transform: none; }

.showcase { overflow: hidden; background: var(--ink); color: white; }
.showcase-toolbar { display: grid; grid-template-columns: 1fr 1fr auto; min-height: 70px; align-items: center; border-bottom: 1px solid #4d4c47; font: 700 10px/1.2 var(--display); letter-spacing: .1em; }
.showcase-toolbar > span, .showcase-toolbar > p { padding: 0 24px; }
.showcase-toolbar > p { color: #8e8c84; }
.showcase-toolbar > div { display: flex; height: 70px; align-items: center; border-left: 1px solid #4d4c47; }
.showcase-toolbar button { width: 70px; height: 100%; border: 0; background: transparent; color: white; cursor: pointer; font: 300 24px/1 var(--display); }
.showcase-toolbar button:hover, .showcase-toolbar button:focus-visible { background: var(--red); outline: none; }
.showcase-count { min-width: 80px; text-align: center; color: var(--red); }
.showcase-stage { --depth: 440px; position: relative; height: clamp(570px,63vw,780px); overflow: hidden; perspective: 1500px; cursor: grab; touch-action: pan-y; outline: none; background: radial-gradient(circle at 50% 64%,rgba(227,58,47,.15),transparent 23%),linear-gradient(#161614,#0e0e0d); }
.showcase-stage:focus-visible { box-shadow: inset 0 0 0 2px var(--red); }
.showcase-stage.is-dragging { cursor: grabbing; }
.showcase-stage::before { content: ""; position: absolute; left: 50%; bottom: 11%; width: 62%; height: 18%; border: 1px solid #403f3a; border-radius: 50%; transform: translateX(-50%) rotateX(70deg); box-shadow: 0 0 70px rgba(227,58,47,.12); }
.showcase-orbit { --rotation: 0deg; position: absolute; left: 50%; top: 49%; width: 300px; height: 430px; transform-style: preserve-3d; transform: translate(-50%,-50%) rotateY(var(--rotation)); transition: transform .9s cubic-bezier(.2,.75,.15,1); }
.showcase-stage.is-dragging .showcase-orbit { transition-duration: .2s; }
.showcase-card { position: absolute; inset: 0; display: grid; grid-template-columns: 42px 1fr auto; grid-template-rows: 1fr auto; gap: 10px; padding: 12px; border: 1px solid #57564f; background: #1b1b18; color: white; overflow: hidden; backface-visibility: hidden; transform: rotateY(calc(var(--i) * 51.428571deg)) translateZ(var(--depth)); transition: opacity .45s,filter .45s,border-color .45s,box-shadow .45s; opacity: .45; filter: grayscale(.78) brightness(.72); }
.showcase-card::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(transparent 52%,rgba(17,17,15,.96)); }
.showcase-card img { grid-column: 1/4; grid-row: 1/3; width: calc(100% + 24px); height: calc(100% + 24px); margin: -12px; object-fit: cover; }
.showcase-card span, .showcase-card strong, .showcase-card em { position: relative; z-index: 2; align-self: end; }
.showcase-card span, .showcase-card em { font: 700 10px/1 var(--display); letter-spacing: .08em; }
.showcase-card strong { font: 800 27px/.9 var(--display); letter-spacing: -.055em; }
.showcase-card em { font-style: normal; }
.showcase-card.is-active { opacity: 1; filter: none; border-color: var(--red); box-shadow: 0 26px 80px rgba(0,0,0,.6); }
.showcase-card.is-active::before { content: "ACTIVE"; position: absolute; z-index: 3; right: 10px; top: 10px; padding: 6px 8px; background: var(--red); font: 700 8px/1 var(--display); letter-spacing: .1em; }
.showcase-axis { position: absolute; left: 50%; bottom: 5.5%; width: 1px; height: 16%; background: linear-gradient(transparent,var(--red)); }
.showcase-detail { display: grid; grid-template-columns: 140px 1fr 1fr auto; min-height: 116px; align-items: center; border-top: 1px solid #4d4c47; }
.showcase-detail > * { display: flex; min-height: 116px; align-items: center; padding: 0 24px; }
.showcase-detail > * + * { border-left: 1px solid #4d4c47; }
.showcase-detail-no { color: var(--red); font: 700 10px/1 var(--display); letter-spacing: .1em; }
.showcase-detail h3 { font: 800 clamp(26px,3vw,44px)/1 var(--display); letter-spacing: -.055em; }
.showcase-detail p { color: #9b9991; font-size: 13px; }
.showcase-detail a { min-width: 180px; justify-content: center; background: var(--red); font: 700 11px/1 var(--display); text-transform: uppercase; }
.showcase-detail a:hover { background: white; color: var(--ink); }

.kairos-wearable { display: grid; grid-template-columns: 1.25fr 1fr 1fr; border-bottom: 1px solid #5e5d56; }
.kairos-wearable > * { min-width: 0; border: 0; background: transparent; }
.kairos-wearable > * + * { border-left: 1px solid #5e5d56; }
.wearable-copy { grid-row: span 2; padding: clamp(36px,5vw,72px); }
.wearable-copy > span, .coin-hero > div > span { color: var(--red); font: 700 10px/1 var(--display); letter-spacing: .1em; }
.wearable-copy h3 { margin-top: 32px; font-size: clamp(27px,3.2vw,48px); line-height: 1.15; letter-spacing: -.035em; }
.wearable-copy > p { margin-top: 24px; color: #a8a79f; font-size: 14px; }
.wearable-copy dl { margin-top: 38px; }
.wearable-copy dl > div { display: grid; grid-template-columns: 82px 1fr; gap: 16px; padding: 13px 0; border-top: 1px solid #4a4945; }
.wearable-copy dt { color: var(--red); font: 700 9px/1 var(--display); }
.wearable-copy dd { color: #a8a79f; font-size: 12px; }
.kairos-wearable button { position: relative; padding: 0; cursor: zoom-in; overflow: hidden; }
.kairos-wearable button img { width: 100%; height: 100%; min-height: 290px; object-fit: cover; transition: transform .6s,filter .4s; filter: saturate(.75) contrast(1.08); }
.kairos-wearable button:hover img { transform: scale(1.025); filter: saturate(1) contrast(1.05); }
.kairos-wearable .wearable-interface { grid-row: span 2; }
.kairos-wearable .wearable-interface img { object-fit: contain; padding: 24px; background: #090908; }

.case-coin { --coin: #b88429; }
.case-coin .case-number, .case-coin .coin-hero > div > span { color: var(--coin); }
.coin-links { border-color: var(--ink); }
.coin-links a { border-color: var(--line); }
.coin-hero { display: grid; grid-template-columns: 1.5fr 1fr; border-bottom: 1px solid var(--ink); }
.coin-hero video { width: 100%; height: 100%; min-height: 610px; object-fit: cover; background: #111; border-right: 1px solid var(--ink); }
.coin-hero > div { align-self: end; padding: clamp(36px,5vw,72px); }
.coin-hero > div > p:last-child { margin-top: 28px; color: var(--muted); font-size: 14px; }
.coin-stats { display: grid; grid-template-columns: repeat(4,1fr); border-bottom: 1px solid var(--ink); }
.coin-stats article { display: flex; min-height: 160px; flex-direction: column; justify-content: space-between; padding: 26px; }
.coin-stats article + article { border-left: 1px solid var(--line); }
.coin-stats b { color: var(--coin); font: 800 48px/1 var(--display); }
.coin-stats span { color: var(--muted); font-size: 12px; }
.coin-gallery { display: grid; grid-template-columns: 1.4fr 1fr 1fr; border-bottom: 1px solid var(--ink); }
.coin-gallery button { position: relative; min-width: 0; margin: 0; padding: 0; border: 0; background: #111; cursor: zoom-in; overflow: hidden; }
.coin-gallery button + button { border-left: 1px solid var(--ink); }
.coin-gallery img { width: 100%; height: 390px; object-fit: cover; transition: transform .6s; }
.coin-gallery button:hover img { transform: scale(1.02); }
.coin-gallery button span { position: absolute; left: 12px; bottom: 12px; padding: 7px 9px; background: var(--surface); font: 700 9px/1 var(--display); }
.coin-position { display: grid; grid-template-columns: 1fr auto; gap: 6vw; align-items: end; padding: clamp(48px,6vw,86px) var(--pad); }
.coin-position p { max-width: 850px; font-size: clamp(20px,2.2vw,32px); line-height: 1.5; letter-spacing: -.02em; }
.coin-position > span { color: var(--coin); font: 700 10px/1 var(--display); letter-spacing: .09em; }

@media (max-width: 1120px) {
  .hero-grid { grid-template-columns: 55% 45%; height: 670px; }
  .showcase-stage { --depth: 350px; }
  .showcase-orbit { width: 260px; height: 380px; }
}

@media (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; height: auto; }
  .hero-poster { min-height: 720px; border-top: 1px solid var(--ink); }
  .hero-poster img { object-position: center top; }
  .showcase-toolbar { grid-template-columns: 1fr auto; }
  .showcase-toolbar > p { display: none; }
  .showcase-stage { --depth: 280px; height: 600px; perspective: 1200px; }
  .showcase-orbit { width: 230px; height: 340px; }
  .showcase-card { transform: rotateY(calc(var(--i) * 51.428571deg)) translateZ(var(--depth)); }
  .showcase-detail { grid-template-columns: 105px 1fr auto; }
  .showcase-detail p { display: none; }
  .showcase-detail a { min-width: 154px; }
  .kairos-wearable { grid-template-columns: 1fr 1fr; }
  .wearable-copy { grid-column: 1/3; grid-row: auto; border-bottom: 1px solid #5e5d56; }
  .kairos-wearable .wearable-interface { grid-row: auto; }
  .kairos-wearable > :nth-child(2) { border-left: 0; }
  .kairos-wearable > :nth-child(4) { border-top: 1px solid #5e5d56; }
  .coin-hero { grid-template-columns: 1fr; }
  .coin-hero video { min-height: 0; aspect-ratio: 16/10; border-right: 0; border-bottom: 1px solid var(--ink); }
  .coin-gallery { grid-template-columns: 1fr 1fr; }
  .coin-gallery button:first-child { grid-column: 1/3; }
  .coin-gallery button:nth-child(2) { border-left: 0; border-top: 1px solid var(--ink); }
  .coin-gallery button:nth-child(3) { border-top: 1px solid var(--ink); }
}

@media (max-width: 560px) {
  .opening-logo { width: 82vw; }
  .opening-signal { bottom: 8vh; width: 100%; text-align: center; font-size: 7px; }
  @keyframes opening-logo-focus {
    0% { width: 92vw; opacity: 0; transform: translate(-50%,-50%) scale(1.14); filter: invert(1) blur(8px); }
    20%,52% { width: 82vw; opacity: 1; transform: translate(-50%,-50%) scale(1); filter: invert(1) blur(0); }
    82%,100% { left: 36px; top: 30px; width: 45px; opacity: 1; transform: translate(-50%,-50%); filter: invert(1); }
  }
  .hero-poster { min-height: 650px; }
  .hero-poster figcaption { grid-template-columns: 1fr; }
  .hero-poster figcaption strong { grid-column: 1; grid-row: auto; text-align: left; }
  .showcase-toolbar > span { padding: 0 14px; font-size: 8px; }
  .showcase-toolbar button { width: 52px; }
  .showcase-count { min-width: 62px; }
  .showcase-stage { --depth: 215px; height: 510px; }
  .showcase-orbit { width: 190px; height: 300px; }
  .showcase-card { grid-template-columns: 32px 1fr auto; padding: 9px; }
  .showcase-card img { width: calc(100% + 18px); height: calc(100% + 18px); margin: -9px; }
  .showcase-card strong { font-size: 20px; }
  .showcase-detail { grid-template-columns: 75px 1fr; min-height: 96px; }
  .showcase-detail > * { min-height: 96px; padding: 0 14px; }
  .showcase-detail a { grid-column: 1/3; min-height: 54px; }
  .kairos-wearable { grid-template-columns: 1fr; }
  .wearable-copy { grid-column: auto; }
  .kairos-wearable > * + * { border-left: 0; border-top: 1px solid #5e5d56; }
  .kairos-wearable button img { min-height: 260px; }
  .coin-stats { grid-template-columns: 1fr 1fr; }
  .coin-stats article:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .coin-stats article:nth-child(4) { border-top: 1px solid var(--line); }
  .coin-gallery { grid-template-columns: 1fr; }
  .coin-gallery button:first-child { grid-column: auto; }
  .coin-gallery button + button { border-left: 0; border-top: 1px solid var(--ink); }
  .coin-gallery img { height: 300px; }
  .coin-position { grid-template-columns: 1fr; }
}

/* Continuous intro v8: logo reveal → identity layer → kinetic archive */
.opening-sequence { isolation: isolate; background: transparent; animation: opening-v8-hide 2.15s linear forwards; }
.opening-sequence::before, .opening-sequence::after { content: ""; position: absolute; z-index: 0; left: 0; width: 100%; height: 51%; background: var(--ink); animation-duration: 2.08s; animation-timing-function: cubic-bezier(.78,0,.16,1); animation-fill-mode: forwards; }
.opening-sequence::before { top: 0; transform-origin: top; animation-name: opening-v8-top; }
.opening-sequence::after { bottom: 0; transform-origin: bottom; animation-name: opening-v8-bottom; }
.opening-grid { z-index: 1; opacity: .18; animation: opening-v8-grid 1.55s ease both; }
.opening-logo { z-index: 3; left: 50%; top: 50%; width: min(62vw,760px); animation: opening-v8-mark 1.82s cubic-bezier(.7,0,.12,1) both; }
.opening-signal { z-index: 3; bottom: 8vh; animation: opening-v8-signal 1.5s ease both; }
@keyframes opening-v8-mark {
  0% { opacity: 0; transform: translate(-50%,-50%) scale(.72) rotate(-3deg); filter: invert(1) blur(10px); }
  22%,57% { opacity: 1; transform: translate(-50%,-50%) scale(1); filter: invert(1) blur(0); }
  72% { opacity: 1; transform: translate(-50%,-50%) scale(1.05, .18); filter: invert(1); }
  100% { opacity: 0; transform: translate(-50%,-140%) scale(1.45,.04); filter: invert(1) blur(2px); }
}
@keyframes opening-v8-signal { 0%,30% { opacity: 0; transform: translate(-50%,16px); } 48%,64% { opacity: 1; transform: translate(-50%,0); } 100% { opacity: 0; transform: translate(-50%,-24px); } }
@keyframes opening-v8-grid { 0% { opacity: 0; transform: scale(1.08); } 30%,62% { opacity: .22; transform: none; } 100% { opacity: 0; transform: scale(.96); } }
@keyframes opening-v8-top { 0%,67% { transform: translateY(0) skewY(0); } 100% { transform: translateY(-104%) skewY(-4deg); } }
@keyframes opening-v8-bottom { 0%,67% { transform: translateY(0) skewY(0); } 100% { transform: translateY(104%) skewY(-4deg); } }
@keyframes opening-v8-hide { 0%,98% { visibility: visible; } 100% { visibility: hidden; } }

.masthead { --intro-p: 0; position: relative; overflow: hidden; min-height: 0; background: var(--paper); }
.masthead::after { content: "01001010 01001001 01000001 01001011 01000001 01001110 01000111"; position: absolute; z-index: 1; left: -1%; right: -1%; bottom: 19px; overflow: hidden; color: rgba(17,17,15,.18); white-space: nowrap; font: 700 clamp(9px,1vw,14px)/1 var(--display); letter-spacing: .52em; pointer-events: none; transform: translateX(calc(var(--intro-p) * -7%)); }
.hero-grid { position: relative; display: block; min-height: 680px; height: min(760px,calc(100vh - 114px)); background: radial-gradient(circle at 81% 27%,rgba(227,58,47,.1),transparent 23%),var(--paper); }
.hero-copy { position: relative; z-index: 4; width: 58%; height: 100%; justify-content: center; padding: clamp(48px,6vw,88px) 0 clamp(54px,6vw,90px) var(--pad); border: 0; overflow: visible; background: transparent; color: var(--ink); transform: translate3d(0,calc(var(--intro-p) * -42px),0); opacity: calc(1 - var(--intro-p) * .28); }
.hero-copy::before { content: "JIAKANG"; position: absolute; z-index: -1; left: var(--pad); top: 52%; color: transparent; font: 800 clamp(94px,15vw,226px)/.72 var(--display); letter-spacing: -.08em; -webkit-text-stroke: 1px rgba(17,17,15,.11); transform: translateY(-50%) rotate(-90deg); transform-origin: left top; pointer-events: none; }
.hero-copy h1 { max-width: 920px; font-size: clamp(62px,8.6vw,130px); }
.hero-summary { max-width: 560px; color: #3f3e39; font-size: clamp(16px,1.35vw,20px); }
.hero-copy .button { border-color: var(--ink); }
.hero-copy .button:not(.primary) { color: var(--ink); }
.hero-copy h1:hover .name-en { color: var(--red); text-shadow: 2px 0 0 var(--ink),-2px 0 0 var(--paper); }
.hero-poster { position: absolute; z-index: 3; inset: 0 0 0 auto; width: 62%; overflow: visible; background: transparent; transform: translate3d(calc(var(--intro-p) * -4vw),calc(var(--intro-p) * 56px),0) scale(calc(1 - var(--intro-p) * .055)); transform-origin: 62% 58%; will-change: transform; }
.hero-poster::before { display: none; }
.hero-poster figure { height: 100%; overflow: visible; }
.hero-poster img { height: 108%; object-fit: contain; object-position: right bottom; filter: drop-shadow(0 28px 45px rgba(17,17,15,.14)); }
.hero-poster:hover img { transform: none; }
.poster-index { inset: 24px 24px auto auto; width: min(330px,44%); }
.hero-poster figcaption { right: 24px; left: auto; bottom: 32px; width: min(340px,47%); background: rgba(244,242,237,.78); }
.hero-scroll-cue { display: grid; grid-template-columns: auto 120px auto; gap: 12px; align-items: center; margin-top: 28px; color: var(--muted); font: 700 9px/1 var(--display); letter-spacing: .1em; }
.hero-scroll-cue i { position: relative; height: 1px; overflow: hidden; background: var(--line); }
.hero-scroll-cue i::after { content: ""; position: absolute; inset: 0; background: var(--red); transform: translateX(-100%); animation: scroll-cue 1.8s ease-in-out infinite; }
.hero-scroll-cue b { color: var(--red); }
@keyframes scroll-cue { 0% { transform: translateX(-100%); } 55%,100% { transform: translateX(100%); } }

.work-index { position: relative; z-index: 6; margin-top: -1px; box-shadow: 0 -28px 70px rgba(17,17,15,calc(var(--intro-p) * .12)); }
.section-intro { padding-top: clamp(52px,6vw,86px); padding-bottom: clamp(52px,6vw,86px); }

.showcase-toolbar { position: relative; z-index: 5; background: var(--ink); }
.showcase { height: 520vh; overflow: visible; }
.showcase-sticky { position: sticky; top: 70px; height: calc(100vh - 70px); min-height: 650px; overflow: hidden; background: var(--ink); }
.showcase-stage { --depth: 520px; height: calc(100% - 186px); min-height: 464px; perspective: 1750px; background: radial-gradient(ellipse at 50% 55%,rgba(227,58,47,.16),transparent 20%),linear-gradient(180deg,#11110f 0%,#191916 56%,#0d0d0c 100%); }
.showcase-stage::before, .showcase-stage::after { content: ""; position: absolute; left: 50%; width: min(900px,76%); border: 1px solid rgba(244,242,237,.22); border-radius: 50%; transform: translateX(-50%) rotateX(72deg); box-shadow: 0 0 0 18px rgba(255,255,255,.015),0 0 80px rgba(227,58,47,.1); }
.showcase-stage::before { bottom: 4%; height: 22%; }
.showcase-stage::after { top: -6%; height: 18%; }
.showcase-orbit { top: 51%; width: 340px; height: 480px; }
.showcase-card { grid-template-columns: 46px 1fr auto; padding: 14px; border-color: rgba(244,242,237,.32); background: rgba(25,25,22,.94); transform: rotateY(calc(var(--i) * 51.428571deg)) translateZ(var(--depth)) scale(var(--card-scale,1)); opacity: .28; filter: grayscale(.92) brightness(.64); box-shadow: inset 0 0 0 6px rgba(255,255,255,.015); }
.showcase-card::before { content: ""; position: absolute; z-index: 2; inset: 8px; border: 1px solid rgba(244,242,237,.22); pointer-events: none; }
.showcase-card::after { background: linear-gradient(180deg,rgba(17,17,15,.02) 36%,rgba(17,17,15,.98) 100%); }
.showcase-card img { filter: saturate(.72) contrast(1.08); }
.showcase-card strong { font-size: 30px; }
.showcase-card.is-active { --card-scale: 1.07; opacity: 1; filter: none; border-color: var(--red); box-shadow: 0 32px 110px rgba(0,0,0,.72),inset 0 0 0 6px rgba(227,58,47,.06); }
.showcase-card.is-active::before { content: ""; right: 8px; top: 8px; padding: 0; background: none; }
.showcase-card.is-active::after { background: linear-gradient(180deg,transparent 28%,rgba(17,17,15,.98) 100%); }
.showcase-card.is-active span::before { content: "ACTIVE / "; color: var(--red); }
.showcase-axis { bottom: 1%; width: 2px; height: 98%; background: linear-gradient(transparent 3%,rgba(227,58,47,.65) 28%,rgba(227,58,47,.65) 72%,transparent 97%); opacity: .45; }
.showcase-axis::before, .showcase-axis::after { content: "+"; position: absolute; left: 50%; color: var(--red); font: 300 34px/1 var(--display); transform: translateX(-50%); }
.showcase-axis::before { top: 7%; }
.showcase-axis::after { bottom: 7%; }
.showcase-detail { background: var(--ink); }

.fx-off .hero-copy, .fx-off .hero-poster { transform: none; opacity: 1; }
.fx-off .hero-scroll-cue i::after { animation: none; }

@media (max-width: 1120px) {
  .hero-grid { min-height: 650px; height: 700px; }
  .hero-copy { width: 60%; padding-left: 42px; }
  .hero-poster { width: 60%; }
  .showcase-stage { --depth: 390px; }
  .showcase-orbit { width: 280px; height: 410px; }
}

@media (max-width: 820px) {
  .hero-grid { min-height: 760px; height: auto; }
  .hero-copy { width: 100%; min-height: 760px; justify-content: flex-start; padding: 70px 24px 300px; }
  .hero-copy h1 { font-size: clamp(58px,14vw,96px); }
  .hero-summary { max-width: 88%; }
  .hero-poster { top: auto; bottom: 0; width: 76%; height: 70%; opacity: .9; }
  .hero-poster img { height: 100%; object-position: right bottom; }
  .poster-index { top: auto; right: 14px; bottom: 16px; width: 250px; }
  .hero-poster figcaption { display: none; }
  .hero-scroll-cue { width: min(430px,80vw); }
  .showcase-sticky { top: 60px; height: calc(100vh - 60px); min-height: 650px; }
  .showcase-stage { --depth: 305px; height: calc(100% - 186px); min-height: 464px; }
  .showcase-orbit { width: 230px; height: 350px; }
}

@media (max-width: 560px) {
  .opening-logo { width: 76vw; }
  .hero-grid { min-height: 700px; }
  .hero-copy { min-height: 700px; padding: 54px 20px 280px; }
  .hero-kicker { margin-bottom: 34px; }
  .hero-summary { max-width: 100%; font-size: 15px; }
  .hero-poster { width: 94%; height: 60%; }
  .poster-index { display: none; }
  .hero-scroll-cue { grid-template-columns: auto 1fr auto; width: 100%; }
  .masthead::after { bottom: 10px; }
  .showcase { height: 470vh; }
  .showcase-sticky { min-height: 620px; }
  .showcase-stage { --depth: 225px; height: calc(100% - 220px); min-height: 400px; }
  .showcase-orbit { width: 190px; height: 300px; }
  .showcase-stage::before, .showcase-stage::after { width: 90%; }
}

/* v10 — particle mark, two-stage identity portrait and kinetic archive */
.opening-sequence {
  opacity: 1;
  visibility: visible;
  isolation: isolate;
  background: var(--ink);
  animation: none;
  transition: opacity .58s cubic-bezier(.2,.7,.2,1), visibility .58s;
}
.opening-sequence::before {
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  background: var(--ink);
  transform: none;
  animation: none;
}
.opening-sequence::after { display: none; }
.opening-particles { position: absolute; z-index: 4; inset: 0; width: 100%; height: 100%; }
.opening-grid { z-index: 1; opacity: .17; animation: none; }
.opening-logo { z-index: 3; animation: opening-fallback 2.6s cubic-bezier(.2,.75,.15,1) both; }
.opening-signal { z-index: 3; animation: opening-fallback-copy 2.6s ease both; }
.opening-sequence.particles-ready .opening-logo,
.opening-sequence.particles-ready .opening-signal { opacity: 0; animation: none; }
.opening-sequence.opening-complete { opacity: 0; visibility: hidden; }
@keyframes opening-fallback {
  0% { opacity: 0; transform: translate(-50%,-50%) scale(.82); filter: invert(1) blur(8px); }
  24%,64% { opacity: 1; transform: translate(-50%,-50%) scale(1); filter: invert(1); }
  100% { opacity: 0; transform: translate(-50%,-50%) scale(.96); filter: invert(1) blur(8px); }
}
@keyframes opening-fallback-copy { 0%,22%,82%,100% { opacity: 0; } 38%,68% { opacity: 1; } }

.identity-sequence {
  --identity-p: 0;
  height: 215vh;
  overflow: visible;
  background: var(--paper);
}
.identity-sticky {
  position: sticky;
  top: 70px;
  height: calc(100vh - 70px);
  min-height: 650px;
  overflow: hidden;
  background: var(--paper);
}
.identity-grid {
  position: relative;
  display: grid;
  grid-template-columns: 50% 50%;
  height: calc(100% - 44px);
  overflow: hidden;
  background:
    linear-gradient(90deg,transparent calc(50% - .5px),rgba(17,17,15,.48) 50%,transparent calc(50% + .5px)),
    radial-gradient(circle at 77% 34%,rgba(227,58,47,.1),transparent 23%),
    var(--paper);
}
.identity-grid::before {
  content: "JIAKANG / DESIGN × COMPUTATION / 2026";
  position: absolute;
  z-index: 0;
  left: 20px;
  bottom: 18px;
  color: rgba(17,17,15,.18);
  font: 700 clamp(9px,1vw,14px)/1 var(--display);
  letter-spacing: .4em;
  white-space: nowrap;
  transform: translateX(calc(var(--identity-p) * -8%));
}
.identity-copy {
  position: absolute;
  z-index: 5;
  left: 0;
  top: 0;
  display: flex;
  width: 50%;
  height: 100%;
  flex-direction: column;
  justify-content: center;
  padding: clamp(36px,5vw,82px) clamp(30px,5vw,76px);
  color: var(--ink);
}
.identity-copy-face {
  opacity: calc(1 - var(--identity-p) * 2.35);
  transform: translate3d(calc(var(--identity-p) * -8vw),0,0);
  pointer-events: none;
}
.identity-copy-profile {
  opacity: calc((var(--identity-p) - .48) * 2.4);
  transform: translate3d(calc((1 - var(--identity-p)) * -5vw),0,0);
}
.identity-copy .hero-kicker { margin-bottom: clamp(32px,5vh,72px); }
.identity-copy h1 { display: grid; gap: 10px; font-family: var(--display); line-height: .78; text-transform: uppercase; }
.identity-copy h1 .name-cn { color: var(--red); font-size: clamp(34px,4vw,64px); }
.identity-copy h1 .name-en { font-size: clamp(68px,8vw,130px); letter-spacing: -.085em; }
.identity-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 34px; }
.identity-tags span { padding: 8px 10px; border: 1px solid var(--ink); font: 700 9px/1 var(--display); letter-spacing: .09em; }
.identity-caption { margin-top: 18px; color: var(--muted); font-size: 14px; }
.identity-copy-profile h2 { max-width: 690px; font: 800 clamp(34px,4vw,66px)/.98 var(--display); letter-spacing: -.06em; }
.identity-copy-profile .hero-summary { margin-top: 28px; font-size: clamp(15px,1.22vw,19px); }
.identity-detail { max-width: 620px; margin-top: 14px; color: var(--muted); font-size: 14px; }
.identity-portrait {
  position: absolute;
  z-index: 3;
  inset: 0 0 0 50%;
  overflow: hidden;
  background:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px),
    #171715;
  background-size: 34px 34px;
}
.identity-portrait::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(112deg,rgba(227,58,47,.25),transparent 23%,transparent 72%,rgba(244,242,237,.12)),radial-gradient(circle at 60% 28%,transparent 0 16%,rgba(0,0,0,.38) 70%);
  mix-blend-mode: screen;
}
.identity-portrait::after {
  content: "";
  position: absolute;
  z-index: 4;
  inset: 0;
  pointer-events: none;
  opacity: .24;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.72' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.48'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}
.identity-portrait img {
  position: absolute;
  z-index: 1;
  left: 50%;
  bottom: calc(-67% + var(--identity-p) * 67%);
  width: auto;
  max-width: none;
  height: calc(170% - var(--identity-p) * 70%);
  object-fit: contain;
  filter: grayscale(1) contrast(1.28) brightness(1.08) drop-shadow(0 34px 45px rgba(0,0,0,.42));
  transform: translateX(calc(-50% + (1 - var(--identity-p)) * 7%));
  transform-origin: 52% 22%;
  will-change: height,bottom,transform;
}
.identity-portrait figcaption { position: absolute; z-index: 6; right: 18px; bottom: 18px; display: flex; gap: 9px; color: #f4f2ed; font: 700 9px/1 var(--display); letter-spacing: .1em; }
.identity-portrait figcaption i { color: var(--red); font-style: normal; }
.identity-side-label { position: absolute; z-index: 7; right: 14px; top: 16px; display: flex; gap: 18px; align-items: center; color: #f4f2ed; font: 700 9px/1 var(--display); letter-spacing: .12em; writing-mode: vertical-rl; }
.identity-side-label b { color: var(--red); }
.identity-progress { position: absolute; z-index: 8; left: calc(50% - 1px); top: 0; bottom: 0; display: flex; flex-direction: column; align-items: center; pointer-events: none; }
.identity-progress i { width: 2px; height: calc(var(--identity-p) * 100%); background: var(--red); }
.identity-progress span { position: absolute; bottom: 20px; padding: 8px 6px; background: var(--paper); color: var(--muted); font: 700 8px/1 var(--display); letter-spacing: .12em; writing-mode: vertical-rl; }

.showcase { --showcase-progress: 0; height: 500vh; }
.showcase-sticky { min-height: 650px; }
.showcase-stage {
  --depth: 0px;
  perspective: none;
  isolation: isolate;
  background:
    linear-gradient(rgba(244,242,237,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(244,242,237,.045) 1px,transparent 1px),
    radial-gradient(circle at 50% 50%,rgba(227,58,47,.14),transparent 27%),
    #11110f;
  background-size: 48px 48px,48px 48px,auto,auto;
}
.showcase-stage::before { left: 7%; top: 11%; bottom: auto; width: 86%; height: 1px; border: 0; border-radius: 0; background: rgba(244,242,237,.28); box-shadow: none; transform: none; }
.showcase-stage::after { left: 7%; top: auto; bottom: 10%; width: 86%; height: 1px; border: 0; border-radius: 0; background: rgba(244,242,237,.28); box-shadow: none; transform: none; }
.showcase-word {
  position: absolute;
  z-index: 0;
  left: 50%;
  top: 49%;
  width: 100%;
  overflow: hidden;
  color: transparent;
  font: 900 clamp(112px,20vw,330px)/.7 var(--display);
  letter-spacing: -.095em;
  text-align: center;
  white-space: nowrap;
  -webkit-text-stroke: 1px rgba(244,242,237,.19);
  transform: translate(-50%,-50%) scaleX(1.08);
  transition: opacity .35s,letter-spacing .7s cubic-bezier(.2,.8,.2,1);
}
.showcase-signal { position: absolute; z-index: 4; left: 7%; right: 7%; top: 6%; display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: center; color: #88867f; font: 700 8px/1 var(--display); letter-spacing: .13em; }
.showcase-signal i { height: 1px; background: rgba(244,242,237,.2); }
.showcase-signal b { color: var(--red); }
.showcase-orbit { position: absolute; z-index: 2; inset: 0; width: auto; height: auto; transform: none; transform-style: flat; transition: none; }
.showcase-card {
  --offset: 0;
  --distance: 0;
  inset: 50% auto auto 50%;
  width: clamp(260px,33vw,490px);
  height: min(54vh,560px);
  padding: 13px;
  grid-template-columns: 42px 1fr auto;
  transform: translate(-50%,-50%) translateX(calc(var(--offset) * 70%)) rotate(calc(var(--offset) * 2.2deg)) scale(calc(1 - var(--distance) * .115));
  opacity: calc(1 - var(--distance) * .32);
  filter: grayscale(calc(var(--distance) * .58)) brightness(calc(1 - var(--distance) * .18));
  transition: transform .82s cubic-bezier(.18,.78,.16,1),opacity .6s,filter .6s,border-color .5s;
  pointer-events: none;
}
.showcase-card::before { inset: 8px; }
.showcase-card.is-active { transform: translate(-50%,-50%) scale(1.03); pointer-events: auto; }
.showcase-card img { filter: saturate(.78) contrast(1.1); }
.showcase-card.is-active img { filter: saturate(1) contrast(1.08); }
.showcase-axis { display: none; }
.showcase-rail { position: absolute; z-index: 7; left: 7%; right: 7%; bottom: 5.7%; height: 3px; background: rgba(244,242,237,.13); }
.showcase-rail i { display: block; width: calc(var(--showcase-progress) * 100%); height: 100%; background: var(--red); transition: width .8s cubic-bezier(.2,.75,.15,1); }

.kairos-wearable { grid-template-columns: minmax(300px,38%) minmax(0,62%); }
#kairos-interface, #kairos-process { scroll-margin-top: 82px; }
.wearable-copy { grid-column: auto; }
.wearable-deck { min-width: 0; overflow: hidden; }
.wearable-deck-head { display: flex; min-height: 64px; align-items: center; justify-content: space-between; padding-left: 20px; border-bottom: 1px solid #5e5d56; color: #9d9b94; font: 700 9px/1 var(--display); letter-spacing: .11em; }
.wearable-deck-head > div { display: flex; align-self: stretch; align-items: center; }
.wearable-deck-head button { width: 64px; height: 100%; border: 0; border-left: 1px solid #5e5d56; background: transparent; color: white; cursor: pointer; font: 300 22px/1 var(--display); }
.wearable-deck-head button:hover { background: var(--red); }
.wearable-count { display: grid; min-width: 82px; height: 100%; place-items: center; border-left: 1px solid #5e5d56; color: var(--red); }
.wearable-deck-viewport { overflow: hidden; touch-action: pan-y; }
.wearable-deck-track { --wearable-index: 0; display: flex; transform: translateX(calc(var(--wearable-index) * -100%)); transition: transform .9s cubic-bezier(.18,.78,.16,1); }
.wearable-slide { position: relative; min-width: 100%; min-height: 720px; overflow: hidden; background: #090908; }
.wearable-slide iframe { width: 100%; height: 820px; border: 0; background: #111; }
.wearable-slide > img { width: 100%; height: 820px; object-fit: cover; filter: saturate(.78) contrast(1.08); }
.wearable-slide > span { position: absolute; z-index: 3; left: 16px; bottom: 16px; padding: 8px 10px; background: rgba(17,17,15,.88); color: white; font: 700 9px/1 var(--display); letter-spacing: .1em; }
.wearable-slide-live > span { top: 14px; right: 14px; bottom: auto; left: auto; background: var(--red); }

.fx-off .identity-copy-face { opacity: 0; }
.fx-off .identity-copy-profile { opacity: 1; transform: none; }
.fx-off .identity-portrait img { bottom: 0; height: 100%; transform: translateX(-50%); }

@media (max-width: 1120px) {
  .identity-copy { padding-right: 42px; padding-left: 42px; }
  .identity-copy h1 .name-en { font-size: clamp(58px,8vw,100px); }
  .showcase-card { width: clamp(250px,42vw,430px); }
  .wearable-slide iframe, .wearable-slide > img { height: 720px; }
}

@media (max-width: 820px) {
  .identity-sequence { height: 205vh; }
  .identity-sticky { top: 60px; height: calc(100vh - 60px); min-height: 690px; }
  .identity-grid { grid-template-columns: 1fr; grid-template-rows: 47% 53%; background: var(--paper); }
  .identity-copy { top: 47%; width: 100%; height: 53%; padding: 28px 24px 34px; justify-content: center; border-top: 1px solid var(--ink); }
  .identity-copy .hero-kicker { margin-bottom: 18px; }
  .identity-copy h1 { grid-template-columns: auto 1fr; align-items: end; }
  .identity-copy h1 .name-cn { font-size: clamp(26px,7vw,44px); }
  .identity-copy h1 .name-en { font-size: clamp(45px,12vw,78px); }
  .identity-tags { margin-top: 18px; }
  .identity-copy-profile h2 { font-size: clamp(27px,7vw,44px); }
  .identity-copy-profile .hero-summary { margin-top: 16px; font-size: 14px; }
  .identity-detail { display: none; }
  .identity-copy-profile .masthead-links { margin-top: 16px; }
  .identity-portrait { inset: 0 0 53% 0; }
  .identity-portrait img { bottom: calc(-88% + var(--identity-p) * 88%); height: calc(205% - var(--identity-p) * 105%); }
  .identity-progress { left: auto; right: 0; }
  .identity-progress span { display: none; }
  .identity-side-label { top: 10px; right: 9px; }
  .showcase-card { width: min(62vw,400px); height: min(48vh,470px); transform: translate(-50%,-50%) translateX(calc(var(--offset) * 64%)) rotate(calc(var(--offset) * 2deg)) scale(calc(1 - var(--distance) * .13)); }
  .showcase-word { font-size: clamp(88px,24vw,180px); }
  .kairos-wearable { grid-template-columns: 1fr; }
  #kairos-interface, #kairos-process { scroll-margin-top: 68px; }
  .kairos-wearable > * + * { border-left: 0; border-top: 1px solid #5e5d56; }
  .wearable-slide iframe { height: 940px; }
  .wearable-slide > img { height: 620px; }
  .wearable-slide { min-height: 620px; }
}

@media (max-width: 560px) {
  .identity-sticky { min-height: 640px; }
  .identity-grid { grid-template-rows: 43% 57%; }
  .identity-copy { top: 43%; height: 57%; padding: 22px 18px 28px; }
  .identity-copy h1 .name-en { font-size: clamp(40px,13vw,64px); }
  .identity-copy-profile h2 { font-size: clamp(25px,7.5vw,36px); }
  .identity-copy-profile .hero-summary { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 4; -webkit-box-orient: vertical; }
  .identity-copy-profile .masthead-links .button:last-child { display: none; }
  .identity-portrait { bottom: 57%; }
  .identity-portrait img { bottom: calc(-105% + var(--identity-p) * 105%); height: calc(225% - var(--identity-p) * 125%); }
  .identity-portrait figcaption { display: none; }
  .showcase { height: 470vh; }
  .showcase-card { width: 68vw; max-width: 300px; height: min(42vh,390px); transform: translate(-50%,-50%) translateX(calc(var(--offset) * 58%)) rotate(calc(var(--offset) * 1.7deg)) scale(calc(1 - var(--distance) * .14)); }
  .showcase-signal { left: 5%; right: 5%; }
  .showcase-rail { left: 5%; right: 5%; }
  .wearable-deck-head { padding-left: 12px; }
  .wearable-deck-head button { width: 48px; }
  .wearable-count { min-width: 68px; }
  .wearable-slide iframe { height: 860px; }
  .wearable-slide > img { height: 500px; }
  .wearable-slide { min-height: 500px; }
}

@media (prefers-reduced-motion: reduce) {
  .opening-sequence { display: none; }
  .identity-sequence { height: auto; }
  .identity-sticky { position: relative; top: auto; height: 760px; }
  .identity-copy-face { display: none; }
  .identity-copy-profile { opacity: 1; transform: none; }
  .identity-portrait img { bottom: 0; height: 100%; transform: translateX(-50%); }
  .showcase-card, .wearable-deck-track { transition: none; }
}