/* Cyberian Lab — black / white, sharp. Work carries the colour. */
:root{
  --ink:#050505; --paper:#f6f6f3; --mid:#8b8b86; --line-d:rgba(255,255,255,.22); --line-l:rgba(0,0,0,.2);
  --pad:clamp(18px,3.4vw,56px);
  --nav-h:68px;
  --f-d:"Archivo","Helvetica Neue",Arial,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --f-m:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --ease:cubic-bezier(.76,0,.24,1); --ease-o:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:auto;-webkit-text-size-adjust:100%;scrollbar-gutter:stable;background:var(--ink)}
body{font-family:var(--f-d);background:var(--ink);color:#fff;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:clip}
html[lang="zh-Hans"] body{letter-spacing:.01em}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
ul,ol{list-style:none;padding:0}
:focus-visible{outline:3px solid #fff;outline-offset:3px;box-shadow:0 0 0 6px #000}
.sec[data-theme="light"] :focus-visible,.detail :focus-visible{outline-color:#000;box-shadow:0 0 0 6px #fff}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:fixed;left:12px;top:-60px;z-index:200;background:#fff;color:#000;padding:10px 16px;font-weight:700}
.skip:focus{top:12px}
::selection{background:#fff;color:#000}

.eyebrow{font-family:var(--f-m);font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.eyebrow--dark{color:#000}
.label{font-family:var(--f-m);font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px}
.huge{font-weight:900;font-stretch:112%;font-size:clamp(3.2rem,11.5vw,12rem);line-height:.86;letter-spacing:-.035em;text-transform:uppercase}
html[lang="zh-Hans"] .huge{font-stretch:100%;letter-spacing:-.02em;line-height:1}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;padding:15px 22px;font-weight:700;font-size:15px;letter-spacing:.02em;border:2px solid currentColor;position:relative;overflow:hidden;isolation:isolate;transition:color .35s var(--ease),border-color .35s}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:currentColor;transform:translateY(101%);transition:transform .45s var(--ease)}
.btn svg{transition:transform .4s var(--ease-o)}
.btn--solid{background:#fff;color:#000;border-color:#fff}
.btn--solid::before{background:#000}
.btn--solid:hover,.btn--solid:focus-visible{color:#fff}
.btn--solid:hover::before,.btn--solid:focus-visible::before{transform:none}
.btn--line{color:#fff}
.btn--line::before{background:#fff}
.btn--line:hover,.btn--line:focus-visible{color:#000}
.btn--line:hover::before,.btn--line:focus-visible::before{transform:none}
.btn:hover svg{transform:translate(3px,3px)}
.pin__open:hover svg{transform:translate(4px,-4px)}
.hero .btn--solid svg{transform:none}

/* ---------- Nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 var(--pad);color:#fff;transition:color .35s,background .35s}
.nav[data-theme="light"]{color:#000}
.nav__logo{position:relative;display:block;width:clamp(120px,11vw,156px);aspect-ratio:510/91}
.nav .logo{position:absolute;inset:0;width:100%;height:auto;transition:opacity .3s}
.nav[data-theme="dark"] .logo--dark{opacity:0}
.nav[data-theme="light"] .logo--light{opacity:0}
.nav__links{display:flex;gap:clamp(18px,2.6vw,40px);font-size:14px;font-weight:600;letter-spacing:.01em}
.nav__links a{position:relative;padding:6px 0;overflow:hidden;display:block}
.nav__links a span{display:block;transition:transform .45s var(--ease)}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.nav__links a:hover::after,.nav__links a.is-on::after{transform:scaleX(1)}
.nav__tools{display:flex;align-items:center;gap:14px}
.lang{display:flex;border:1.5px solid currentColor;font-family:var(--f-m);font-size:12px}
.lang button{padding:7px 10px;transition:background .25s,color .25s}
.nav[data-theme="dark"] .lang button[aria-pressed="true"]{background:#fff;color:#000}
.nav[data-theme="light"] .lang button[aria-pressed="true"]{background:#000;color:#fff}
.nav__burger{display:none;width:44px;height:44px;position:relative}
.nav__burger i{position:absolute;left:10px;right:10px;height:2px;background:currentColor;transition:transform .4s var(--ease),top .4s var(--ease)}
.nav__burger i:nth-child(1){top:17px}.nav__burger i:nth-child(2){top:25px}
.nav__burger[aria-expanded="true"] i:nth-child(1){top:21px;transform:rotate(45deg)}
.nav__burger[aria-expanded="true"] i:nth-child(2){top:21px;transform:rotate(-45deg)}
.menu{position:fixed;inset:0;z-index:90;background:#000;color:#fff;padding:calc(var(--nav-h) + 24px) var(--pad) 40px;display:flex;align-items:flex-end;clip-path:inset(0 0 100% 0);transition:clip-path .6s var(--ease)}
.menu[hidden]{display:flex;visibility:hidden}
.menu.is-open{clip-path:inset(0);visibility:visible}
.menu nav{width:100%}
.menu a{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line-d);padding:16px 0;font-size:clamp(2.2rem,11vw,4rem);font-weight:900;text-transform:uppercase;font-stretch:112%;line-height:1}
.menu a em{font:400 12px var(--f-m)}
html[lang="zh-Hans"] .menu a{font-stretch:100%}

/* ---------- Wrap / wipe (black↔white transitions, scroll-scrubbed) ---------- */
.wrap{background:var(--ink)}
.wrap[data-prev="light"]{background:var(--paper)}
[data-wipe]{will-change:clip-path}
.sec[data-theme="light"]{background:var(--paper);color:#000}
.sec[data-theme="dark"]{background:var(--ink);color:#fff}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:grid;grid-template-columns:1fr;padding:calc(var(--nav-h) + 28px) var(--pad) 30px;overflow:hidden;isolation:isolate}
.hero__panel{position:relative;width:100%;height:min(86svh,820px);background:#111;overflow:hidden}
@keyframes panelIn{to{clip-path:inset(0)}}
.hero__frames{position:absolute;inset:0}
.frame{position:absolute;inset:0;clip-path:inset(0 0 0 100%);z-index:1}
.frame img{width:100%;height:100%;object-fit:cover;transform:scale(1.14);transition:transform 6s linear}
.frame.is-on{clip-path:inset(0);z-index:2}
.frame.is-in{animation:frameIn .95s var(--ease) both;z-index:3}
.frame.is-in img{transform:scale(1)}
.frame.is-on img{transform:scale(1)}
@keyframes frameIn{from{clip-path:inset(0 0 0 100%)}to{clip-path:inset(0)}}
.hero__bar{position:absolute;left:0;right:0;bottom:0;z-index:5;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;padding:14px 18px;background:linear-gradient(to top,rgba(0,0,0,.72),transparent);color:#fff;font-size:13px}
.hero__count{font-family:var(--f-m);letter-spacing:.06em}
.hero__count b{font-size:22px;font-weight:500}
.hero__name{font-weight:700;letter-spacing:.02em;text-transform:uppercase;font-size:14px}
.hero__ctl{display:flex;gap:4px}
.hero__ctl button{width:40px;height:40px;display:grid;place-items:center;border:1.5px solid rgba(255,255,255,.8);background:rgba(0,0,0,.35);transition:background .25s,color .25s}
.hero__ctl button:hover{background:#fff;color:#000}
#heroPlay .i-play{display:none}
.is-paused #heroPlay .i-play{display:block}.is-paused #heroPlay .i-pause{display:none}
.hero__progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgba(255,255,255,.25)}
.hero__progress i{display:block;height:100%;background:#fff;transform-origin:left;transform:scaleX(0)}
.hero__copy{position:relative;z-index:2;align-self:center;padding:2vh 0 12vh;max-width:none}
.hero__title{margin:22px 0 28px;font-weight:900;font-stretch:118%;font-size:clamp(2.4rem,5.2vw,6.4rem);line-height:.92;letter-spacing:-.04em;text-transform:uppercase;color:#fff}
html[lang="zh-Hans"] .hero__title{font-stretch:100%;letter-spacing:-.02em;line-height:1.08;font-size:clamp(3rem,6.6vw,7.6rem)}
.hero__sub{max-width:min(31rem,38vw);font-size:clamp(15px,1.25vw,18px);line-height:1.55;color:rgba(255,255,255,.86)}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;max-width:min(31rem,38vw)}
.hero .eyebrow{color:rgba(255,255,255,.8)}
.hero__caps{position:absolute;z-index:3;left:var(--pad);bottom:24px;display:flex;gap:clamp(14px,2.4vw,34px);font-size:13px;font-weight:600}
.hero__caps li{display:flex;gap:8px;align-items:baseline}
.hero__caps em{font:400 11px var(--f-m);color:var(--mid)}

/* mask line reveal */
.ml{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.ml>span{display:block;transform:translateY(108%)}
.in .ml>span,.is-loaded .hero .ml>span{transform:none;transition:transform 1.05s var(--ease-o);transition-delay:calc(var(--i,0)*.09s + var(--d,0s))}
.hero .ml>span{--d:.35s}

/* ---------- Marquee (scroll-driven) ---------- */
.marq{padding:clamp(56px,10vw,150px) 0;overflow:hidden;display:grid;gap:clamp(6px,1vw,16px)}
.marq__row{display:flex;align-items:center;gap:clamp(20px,3vw,50px);white-space:nowrap;font-weight:900;font-stretch:120%;text-transform:uppercase;font-size:clamp(3.4rem,11vw,12rem);line-height:.95;letter-spacing:-.04em;will-change:transform;width:max-content}
.marq__row i{width:.5em;height:.5em;background:#000;flex:none;transform:rotate(45deg) scale(.8)}
.marq__row--out{color:transparent;-webkit-text-stroke:2px #000}
.marq__row--out i{background:transparent;border:2px solid #000}

/* ---------- Zoom scene ---------- */
.zoom{height:260vh;position:relative;background:var(--ink)}
.zoom__stage{position:sticky;top:0;height:100svh;overflow:hidden}
.zoom__img{position:absolute;inset:0;clip-path:inset(34% 34% 34% 34%);will-change:clip-path}
.zoom__img img{width:100%;height:100%;object-fit:cover;transform:scale(1.25);will-change:transform}
.zoom__img::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.78),rgba(0,0,0,.05) 62%)}
.zoom__txt{position:absolute;left:var(--pad);right:var(--pad);bottom:clamp(28px,7vh,80px);z-index:2;display:flex;flex-wrap:wrap;gap:20px 48px;align-items:flex-end;justify-content:space-between}
.zoom__txt h2{font-weight:900;font-stretch:118%;font-size:clamp(2.2rem,5.6vw,6.4rem);line-height:.92;letter-spacing:-.035em;text-transform:uppercase;max-width:11em}
html[lang="zh-Hans"] .zoom__txt h2{font-stretch:100%;line-height:1.08;letter-spacing:-.02em}
.zoom__txt p{max-width:24rem;font-size:clamp(14px,1.15vw,17px);color:rgba(255,255,255,.88)}

/* ---------- Work head ---------- */
.work{padding:clamp(70px,9vw,140px) var(--pad) clamp(40px,5vw,80px)}
.work__head{display:grid;gap:26px}
.work__notes{display:grid;grid-template-columns:repeat(2,minmax(0,26rem));gap:16px 40px;font-size:14px;color:#3b3b38;margin-top:12px}
.work__notes p{border-top:2px solid #000;padding-top:12px}

/* ---------- Pinned featured scene ---------- */
.pin{position:relative;height:340vh;background:var(--ink)}
.pin__stage{position:sticky;top:0;height:100svh;overflow:hidden;color:#fff}
.pin__layer{position:absolute;inset:0;padding:calc(var(--nav-h) + 16px) var(--pad) 22px;display:grid;place-items:center}
.pin__layer--1{background:#0b0b0b}
.pin__layer--2{background:#d9d8d4;clip-path:inset(100% 0 0 0)}
.pin__layer--3{background:#000;clip-path:inset(100% 0 0 0);padding:0}
.pin__posters{display:flex;gap:clamp(10px,1.6vw,26px);height:100%;width:100%;justify-content:flex-end;align-items:center;padding-left:clamp(0px,36vw,560px)}
.pin__posters img{height:100%;max-height:78svh;width:auto;max-width:31%;object-fit:contain;box-shadow:0 20px 60px rgba(0,0,0,.55)}
.pin__posters img:nth-child(2){transform:translateY(5%)}
.pin__layer--2 img{max-width:min(100%,1160px);max-height:100%;width:auto;height:auto;object-fit:contain;margin-left:auto;mix-blend-mode:multiply}
.pin__layer--3 img{width:100%;height:100%;object-fit:cover;transform:scale(1.12);will-change:transform}
.pin__layer--3::after{content:"";position:absolute;inset:0;background:linear-gradient(to right,rgba(0,0,0,.7),transparent 55%)}
.pin__hud{position:absolute;z-index:5;left:var(--pad);top:50%;transform:translateY(-50%);width:min(30rem,42vw);color:#fff;mix-blend-mode:normal;pointer-events:none}
.pin__hud>*{pointer-events:auto}
.pin__stage[data-step="2"] .pin__hud{color:#000}
.pin__stage[data-step="2"] .pin__open{background:#000;color:#fff;border-color:#000}
.pin__stage[data-step="2"] .pin__open::before{background:#fff}
.pin__stage[data-step="2"] .pin__open:hover{color:#000}
.pin__name{font-weight:900;font-stretch:118%;font-size:clamp(2.2rem,4.3vw,4.8rem);line-height:.92;letter-spacing:-.035em;text-transform:uppercase;margin:14px 0 28px}
.pin__steps{display:grid;gap:0;margin-bottom:30px}
.pin__steps li{display:flex;gap:14px;align-items:baseline;border-top:1.5px solid currentColor;padding:11px 0;opacity:.35;transition:opacity .4s,padding .4s var(--ease);font-weight:700;font-size:15px}
.pin__steps li em{font:400 11px var(--f-m)}
.pin__steps li.is-on{opacity:1;padding-left:14px}
.pin__bar{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgba(127,127,127,.3);z-index:6}
.pin__bar i{display:block;height:100%;background:#fff;transform-origin:left;transform:scaleX(0);mix-blend-mode:difference}

/* ---------- Case rows ---------- */
.cases{padding:clamp(30px,4vw,60px) var(--pad) clamp(70px,9vw,140px)}
.case{position:relative;display:grid;grid-template-columns:repeat(12,1fr);gap:0 clamp(14px,2vw,32px);align-items:end;padding:clamp(34px,5.5vw,84px) 0;border-top:2px solid #000}
.case__meta{grid-column:1 / span 5;display:flex;flex-direction:column;gap:14px;align-self:stretch;justify-content:space-between}
.case:nth-child(even) .case__meta{grid-column:8 / span 5;grid-row:1}
.case:nth-child(even) .case__cover{grid-column:1 / span 7;grid-row:1}
.case__no{font:500 13px var(--f-m);letter-spacing:.1em}
.case__name{font-weight:900;font-stretch:112%;font-size:clamp(2.2rem,5vw,5.6rem);line-height:.92;letter-spacing:-.035em;text-transform:uppercase;overflow-wrap:anywhere}
html[lang="zh-Hans"] .case__name{font-stretch:100%;letter-spacing:-.02em;line-height:1.05}
.case__type{font-family:var(--f-m);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#3b3b38}
.case__go{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:15px;margin-top:6px}
.case__go svg{transition:transform .45s var(--ease-o)}
.case__cover{grid-column:6 / span 7;position:relative;display:block;width:100%;aspect-ratio:var(--ar);background:#ddd;overflow:hidden;clip-path:inset(0 0 100% 0);cursor:pointer;text-align:left}
.case__cover.in{clip-path:inset(0);transition:clip-path 1.2s var(--ease)}
.case__cover img{position:absolute;left:0;width:100%;height:112%;top:-6%;object-fit:cover;scale:var(--sc,1);transition:scale 1s var(--ease-o);will-change:translate}
.case__cover .alt{clip-path:inset(0 0 0 100%);transition:clip-path .7s var(--ease)}
.case__cover .alt.is-cover-pos{object-position:var(--pos)}
.case__badge{position:absolute;left:0;bottom:0;z-index:3;background:#000;color:#fff;font:500 11px var(--f-m);letter-spacing:.08em;padding:7px 10px;text-transform:uppercase}
@media (hover:hover){
  .case:hover .case__cover .base{--sc:1.04}
  .case:hover .case__cover .alt{clip-path:inset(0)}
  .case:hover .case__go svg{transform:translate(5px,-5px)}
}
.case__cover:focus-visible{outline-offset:6px}
.case:focus-within .case__cover .alt{clip-path:inset(0)}
.case.is-wide .case__meta{grid-column:1 / -1;grid-row:1;flex-direction:row;flex-wrap:wrap;align-items:flex-end;align-self:auto;margin-bottom:28px;gap:14px 40px}
.case.is-wide .case__cover{grid-column:1 / -1;grid-row:2}

/* ---------- Plans ---------- */
.plans{padding:clamp(80px,10vw,160px) var(--pad)}
.plans__head{display:grid;gap:24px;margin-bottom:clamp(40px,6vw,90px)}
.plans__intro{font-size:clamp(18px,2vw,28px);max-width:26em;font-weight:500;color:rgba(255,255,255,.9)}
.tracks{display:grid;grid-template-columns:repeat(3,1fr);gap:0 clamp(16px,2.4vw,40px);margin-bottom:clamp(60px,8vw,120px)}
.track{position:relative;padding:22px 0 30px;display:grid;gap:14px;align-content:start}
.track__line{position:absolute;left:0;top:0;height:2px;width:100%;background:#fff;transform:scaleX(0);transform-origin:left;transition:transform 1.3s var(--ease)}
.track.in .track__line{transform:none}
.track__k{font:500 13px var(--f-m);color:var(--mid)}
.track h3{font-weight:900;font-stretch:112%;font-size:clamp(1.8rem,3.4vw,3.6rem);line-height:.95;letter-spacing:-.03em;text-transform:uppercase}
html[lang="zh-Hans"] .track h3{font-stretch:100%;line-height:1.1}
.track p{color:rgba(255,255,255,.8);max-width:24rem}
.plans__sub{font:500 12px var(--f-m);letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px;color:var(--mid)}
.deck{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(12px,1.6vw,24px);align-items:start}
.plan{border:2px solid #fff;padding:clamp(20px,2.2vw,34px);display:grid;gap:18px;transition:background .45s var(--ease),color .45s var(--ease)}
.plan:hover,.plan:focus-within{background:#fff;color:#000}
.plan__n{font:500 12px var(--f-m);letter-spacing:.12em;text-transform:uppercase}
.plan__price b{display:block;font-weight:900;font-stretch:112%;font-size:clamp(2.4rem,4vw,4.4rem);line-height:1;letter-spacing:-.04em}
html[lang="zh-Hans"] .plan__price b{font-stretch:100%}
.plan__price span{font:500 13px var(--f-m);letter-spacing:.06em}
.plan ul{display:grid;gap:8px;font-weight:600}
.plan li{border-top:1.5px solid currentColor;padding-top:8px}
.more{display:flex;justify-content:space-between;align-items:center;width:100%;border-top:1.5px solid currentColor;padding-top:14px;font-weight:700}
.more i{position:relative;width:16px;height:16px}
.more i::before,.more i::after{content:"";position:absolute;left:0;right:0;top:7px;height:2px;background:currentColor;transition:transform .4s var(--ease)}
.more i::after{transform:rotate(90deg)}
.more[aria-expanded="true"] i::after{transform:rotate(0)}
.more__body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s var(--ease)}
.more__body>div{overflow:hidden}
.more[aria-expanded="true"]+.more__body{grid-template-rows:1fr}
.more__body p{padding-top:2px;font-size:14px;line-height:1.55}
.fine{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,3vw,60px);margin-top:clamp(40px,5vw,80px);font-size:14px}
.fine>div{border-top:1.5px solid var(--line-d);padding-top:14px;color:rgba(255,255,255,.85)}
.fine h4{font:500 12px var(--f-m);letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px;color:#fff}

/* ---------- Contact ---------- */
.contact{padding:clamp(80px,10vw,150px) var(--pad) clamp(70px,9vw,130px);display:grid;gap:clamp(20px,3vw,40px)}
.contact__title{max-width:9.6em}
.contact__sub{font-size:clamp(16px,1.6vw,22px);max-width:32em;font-weight:500}
.contact__grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,5vw,90px);margin-top:clamp(20px,4vw,60px);align-items:start}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{border:2px solid #000;padding:12px 18px;font-weight:700;transition:background .3s,color .3s;min-height:46px}
.chip:hover{background:rgba(0,0,0,.08)}
.chip[aria-pressed="true"]{background:#000;color:#fff}
.hint{margin-top:14px;font-size:13px;color:#3b3b38}
.cline{display:flex;align-items:center;gap:14px;border-top:2px solid #000;padding:10px 0}
.cline:last-child{border-bottom:2px solid #000}
.cline__link{flex:1;min-width:0;display:flex;align-items:center;justify-content:space-between;gap:16px;font-weight:900;font-stretch:108%;font-size:clamp(1.5rem,3.8vw,4.2rem);letter-spacing:-.035em;line-height:1.1;padding:12px 0;position:relative;overflow:hidden}
.cline__t{overflow-wrap:anywhere}
.cline__link svg{width:.8em;height:.8em;flex:none;transition:transform .5s var(--ease-o)}
.cline__link:hover svg,.cline__link:focus-visible svg{transform:translate(8px,-8px) scale(1.15)}
.cline__link::after{content:"";position:absolute;left:0;bottom:6px;height:4px;width:100%;background:#000;transform:scaleX(0);transform-origin:left;transition:transform .55s var(--ease)}
.cline__link:hover::after,.cline__link:focus-visible::after{transform:none}
.copy{border:2px solid #000;padding:10px 14px;font:500 12px var(--f-m);text-transform:uppercase;letter-spacing:.08em;min-width:84px;min-height:44px;transition:background .3s,color .3s}
.copy:hover,.copy.is-done{background:#000;color:#fff}

/* ---------- Footer ---------- */
.foot{background:var(--ink);color:#fff;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 40px;padding:36px var(--pad) 44px;font-size:13px}
.foot__logo{width:150px;height:auto}
.foot p{color:rgba(255,255,255,.7)}
.foot__top{font-weight:700;border-bottom:2px solid #fff}

/* ---------- Detail layer ---------- */
.detail{position:fixed;inset:0;z-index:150;background:var(--paper);color:#000;clip-path:inset(var(--ct,50%) var(--cr,50%) var(--cb,50%) var(--cl,50%));visibility:hidden}
.detail.is-open{visibility:visible}
.detail[hidden]{display:block;visibility:hidden}
.detail__scroll{position:absolute;inset:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable}
.detail__close{position:fixed;top:14px;right:calc(var(--pad) + 8px);z-index:5;display:flex;gap:10px;align-items:center;background:#000;color:#fff;padding:12px 16px;font-weight:700;border:2px solid #000;transition:background .3s,color .3s}
.detail__close:hover{background:#fff;color:#000}
.detail__body{opacity:0;transform:translateY(24px);transition:opacity .5s .35s,transform .7s .35s var(--ease-o)}
.detail.is-open .detail__body{opacity:1;transform:none}
.d-head{display:grid;grid-template-columns:repeat(12,1fr);gap:16px clamp(14px,2vw,32px);padding:clamp(76px,9vw,120px) var(--pad) clamp(28px,4vw,56px);align-items:end}
.d-head .eyebrow{grid-column:1/-1;color:#000}
.d-title{grid-column:1 / span 8;font-weight:900;font-stretch:112%;font-size:clamp(2.6rem,7.4vw,8.4rem);line-height:.9;letter-spacing:-.04em;text-transform:uppercase;overflow-wrap:anywhere}
html[lang="zh-Hans"] .d-title{font-stretch:100%;line-height:1.05;letter-spacing:-.02em}
.d-side{grid-column:9 / span 4;display:grid;gap:12px;font-size:14px}
.d-side div{border-top:2px solid #000;padding-top:10px}
.d-side b{display:block;font:500 11px var(--f-m);letter-spacing:.12em;text-transform:uppercase;margin-bottom:4px}
.d-visit{display:inline-flex;gap:8px;font-weight:700;border-bottom:2px solid #000;width:fit-content}
.d-gallery{padding:0 var(--pad) clamp(50px,7vw,100px);columns:2;column-gap:clamp(14px,2vw,32px)}
.d-fig{break-inside:avoid;margin:0 0 clamp(14px,2vw,32px);position:relative}
.d-fig img{width:100%;height:auto;background:#e6e6e2}
.d-fig figcaption{display:flex;justify-content:space-between;gap:16px;padding-top:8px;font-size:12.5px;line-height:1.35}
.d-fig figcaption i{font:500 10.5px var(--f-m);letter-spacing:.08em;text-transform:uppercase;font-style:normal;text-align:right;color:#3b3b38}
.d-fig--tall{max-width:100%}
.d-next{display:flex;justify-content:space-between;align-items:center;gap:20px;width:100%;padding:clamp(28px,5vw,64px) var(--pad);background:#000;color:#fff;text-align:left}
.d-next span{font:500 12px var(--f-m);letter-spacing:.12em;text-transform:uppercase}
.d-next b{font-weight:900;font-stretch:112%;font-size:clamp(1.8rem,5vw,5.4rem);line-height:.95;letter-spacing:-.035em;text-transform:uppercase;transition:transform .5s var(--ease-o)}
.d-next:hover b{transform:translateX(14px)}

/* Loading (short, no fake progress: page is usable at once) */
.is-loading .nav,.is-loading .hero__caps{opacity:0}
.nav,.hero__caps{transition:opacity .8s .5s,color .35s}
.hero__copy .eyebrow,.hero__sub,.hero__cta{opacity:0;transform:translateY(16px);transition:opacity .9s .9s,transform .9s .9s var(--ease-o)}
.is-loaded .hero__copy .eyebrow,.is-loaded .hero__sub,.is-loaded .hero__cta{opacity:1;transform:none}

/* Reveal helper */
.rv{opacity:0;transform:translateY(28px);transition:opacity .9s,transform 1s var(--ease-o)}
.rv.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .nav__links{display:none}
  .nav__burger{display:block}
  .nav{gap:12px}
  .nav__tools{margin-left:auto}
  .hero{padding-top:calc(var(--nav-h) + 16px);padding-bottom:22px;display:flex;flex-direction:column}
  .hero__copy{order:1;padding:14px 0 0;align-self:stretch;width:100%}
  .hero__title{font-size:clamp(2.2rem,10.6vw,6rem);max-width:none}
  html[lang="zh-Hans"] .hero__title{font-size:clamp(2.9rem,15vw,6rem)}
  .hero__sub,.hero__cta{max-width:none}
  .hero__caps{position:static;order:3;flex-wrap:wrap;gap:8px 20px;margin-top:22px}
  .work__notes{grid-template-columns:1fr}
  .case{grid-template-columns:1fr;gap:20px}
  .case__meta,.case:nth-child(even) .case__meta{grid-column:1;grid-row:2;align-self:auto}
  .case__cover,.case:nth-child(even) .case__cover{grid-column:1;grid-row:1}
  .tracks,.deck,.fine{grid-template-columns:1fr}
  .contact__grid{grid-template-columns:1fr}
  .d-title{grid-column:1/-1}.d-side{grid-column:1/-1}
  .d-gallery{columns:1}
  .pin{height:320vh}
  .pin__layer{padding-top:calc(var(--nav-h) + 8px);padding-bottom:calc(46svh + 10px)}
  .pin__posters{padding-left:0;justify-content:center;gap:8px}
  .pin__posters img{max-width:32%;max-height:100%}
  .pin__layer--2 img{margin:0 auto}
  .pin__layer--3::after{background:linear-gradient(to top,rgba(0,0,0,.85),transparent 55%)}
  .pin__hud{top:auto;bottom:22px;transform:none;width:auto;right:var(--pad)}
  .pin__name{margin:8px 0 14px;font-size:clamp(2.2rem,11vw,4rem)}
  .pin__steps{margin-bottom:16px}
  .pin__steps li{padding:7px 0;font-size:14px}
  .zoom{height:220vh}
  .zoom__img{clip-path:inset(30% 14% 30% 14%)}
  .zoom__txt h2{font-size:clamp(2.2rem,11vw,4.5rem)}
}
@media (max-width:560px){
  .lang button{padding:7px 8px}
  .hero__bar{gap:10px;padding:12px}
  .hero__ctl button{width:44px;height:44px}
  .hero__name{font-size:12px}
  .marq__row--out{-webkit-text-stroke-width:1.5px}
  .cline{flex-wrap:wrap}
  .copy{margin-bottom:10px}
  .detail__close{top:10px;right:10px}
}

/* ---------- Reduced motion: full content, no scroll takeover ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;animation-delay:0s!important;transition-duration:.001s!important;transition-delay:0s!important}
  .hero__panel,.case__cover,[data-wipe],.zoom__img{clip-path:none!important}
  .ml>span,.rv{transform:none!important;opacity:1!important}
  .hero__copy .eyebrow,.hero__sub,.hero__cta{opacity:1;transform:none}
  .frame img{transform:none}
  .zoom{height:auto}.zoom__stage{position:relative;height:min(90svh,760px)}
  .pin{height:auto}.pin__stage{position:relative;height:auto;display:grid}
  .pin__layer{position:relative;inset:auto;clip-path:none!important;min-height:80svh;padding-bottom:30px}
  .pin__layer--3{min-height:70svh}
  .pin__hud{position:relative;transform:none;top:auto;left:auto;width:auto;padding:30px var(--pad);color:#fff!important;order:-1;background:#000}
  .pin__bar{display:none}
  .marq__row{transform:none!important}
  .track__line{transform:none}
  .pin__stage[data-step] .pin__open{background:#fff;color:#000;border-color:#fff}
}
.rm .hero__panel,.rm .case__cover,.rm [data-wipe],.rm .zoom__img{clip-path:none!important}

.mask-lines .ml{display:inline-block;vertical-align:top}
.d-fig--wide{column-span:all}
.hero__title .ml{display:block}

.nav.is-solid{background:rgba(5,5,5,.88);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.nav.is-solid[data-theme="light"]{background:rgba(246,246,243,.9)}
.cline__link{font-size:clamp(1.3rem,2.7vw,3.3rem)}
.cline:nth-child(2) .cline__t{white-space:nowrap}
.cline__t{overflow-wrap:normal}

@media (max-width:1000px){
  .case.is-wide .case__meta{grid-column:1;grid-row:2;flex-direction:column;align-items:stretch;margin:0;gap:14px}
  .case.is-wide .case__cover{grid-column:1;grid-row:1}
}
@media (max-width:560px){
  .cline__link{flex:1 1 100%;font-size:clamp(1.05rem,5.7vw,1.6rem)}
  .cline{gap:0 14px}
}

/* ---------- Hero key visual: SCREEN | ROOM ---------- */
.kv{position:absolute;right:0;top:var(--nav-h);bottom:0;width:min(38vw,640px);z-index:0;display:flex;--kv:0}
.kv__col{position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;padding:18px 14px;clip-path:inset(0 0 100% 0);animation:panelIn 1.3s .2s var(--ease) forwards;transition:flex-grow .2s}
.kv__col--a{flex:calc(1 - var(--kv)*.45) 1 0;background:#000;color:#fff;border-left:2px solid #fff}
.kv__col--b{flex:calc(1 + var(--kv)*.9) 1 0;background:#f6f6f3;color:#000;animation-delay:.45s}
@keyframes panelIn{to{clip-path:inset(0)}}
.kv__word{writing-mode:vertical-rl;transform:rotate(180deg);font-weight:900;font-stretch:125%;text-transform:uppercase;letter-spacing:-.04em;line-height:.8;font-size:min(9.6vw,15.5svh);align-self:center;margin:auto 0}
.kv__col--a .kv__word{color:transparent;-webkit-text-stroke:2px #fff}
.kv__tag{font:500 11px var(--f-m);letter-spacing:.1em;text-transform:uppercase;position:absolute;left:14px;bottom:18px;max-width:calc(100% - 20px)}
.kv__cut{position:absolute;left:0;right:0;top:calc(var(--nav-h) * 0 + 34%);height:2px;background:#000;mix-blend-mode:difference;transform-origin:left;animation:cut 1.2s .9s var(--ease) both}
.kv__cut{background:#fff}
@keyframes cut{from{transform:scaleX(0)}to{transform:none}}
.kv__mark{position:absolute;font:400 22px var(--f-m);mix-blend-mode:difference;color:#fff;font-style:normal}
.kv__mark--1{left:-10px;top:calc(34% - 15px)}
.kv__mark--2{right:8px;top:calc(34% - 15px)}
.reel{padding:clamp(50px,7vw,110px) var(--pad)}
.reel .hero__panel{border:2px solid #fff}
.reel .hero__bar{padding:14px 18px}
@media (max-width:1000px){
  .kv{position:relative;inset:auto;width:calc(100% + var(--pad) * 2);margin:26px calc(var(--pad) * -1) 0;order:2;height:min(46svh,380px);flex-direction:column}
  .kv__col--a,.kv__col--b{flex:1 1 0;border-left:0}
  .kv__col--a{border-bottom:2px solid #fff}
  .kv__word{writing-mode:horizontal-tb;transform:none;font-size:min(16vw,8rem);margin:0;align-self:flex-start;line-height:.85}
  .kv__col{justify-content:center}
  .kv__cut,.kv__mark{display:none}
  .reel .hero__panel{height:auto;aspect-ratio:4/5;max-height:70svh;margin:0;width:100%}
}
@media (prefers-reduced-motion:reduce){.kv__col{clip-path:none}}