/* ───────── tokens ───────── */
:root{
  --paper:#f2f1ec;
  --paper-2:#e9e7df;
  --ink:#111110;
  --grey:#66645e;
  --rule:#cbc8be;
  --accent:#e2531c;
  --sans:"Inter Tight",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --pad:clamp(20px,4vw,56px);
  --ease:cubic-bezier(.2,.7,.1,1);
}

*,*::before,*::after{box-sizing:border-box}
html{background:var(--paper);-webkit-text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:clamp(1rem,.3vw + .94rem,1.125rem);line-height:1.5;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure,table{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
canvas,svg,img{display:block}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.mono{font-family:var(--mono);font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;color:var(--grey)}

/* ───────── header ───────── */
.top{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1.5rem;
  padding:.9rem var(--pad);background:var(--paper);border-bottom:1px solid var(--ink);
  font-size:.9rem;font-weight:500;
}
.top__nav{display:flex;gap:clamp(1rem,2.4vw,2.2rem);color:var(--grey);font-weight:400}
.top__nav a,.top__mail{position:relative;transition:color .2s}
.top__nav a:hover,.top__nav a.is-active{color:var(--ink)}
.top__nav a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-.95rem;height:3px;background:var(--accent)}
.top__mail{justify-self:end;color:var(--accent)}
.top__mail:hover{text-decoration:underline;text-underline-offset:.25em}

/* ───────── figures ───────── */
.fig__frame{position:relative;border:1px solid var(--ink);background:var(--paper);overflow:hidden}
.fig figcaption{
  display:flex;gap:1.2rem;padding-top:.6rem;
  font-family:var(--mono);font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;color:var(--grey);
}
.fig figcaption span{color:var(--ink)}
.fig__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* ───────── hero ───────── */
.hero{
  min-height:100svh;padding:clamp(6rem,13vh,9rem) var(--pad) 2.2rem;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);grid-template-rows:1fr auto;
  column-gap:clamp(1.5rem,4vw,4rem);row-gap:clamp(2rem,5vh,3.5rem);
}
.hero__text{align-self:end}
.hero__kicker{margin-bottom:clamp(1rem,3vh,2rem)}
.hero__title{font-weight:500;font-size:clamp(3.4rem,11.5vw,12rem);line-height:.88;letter-spacing:-.045em}
.hero__title .line{display:block;overflow:hidden;padding-bottom:.08em}
.hero__title .line>span{display:block}
.hero__intro{margin-top:clamp(1.4rem,3.5vh,2.4rem);max-width:30ch;font-size:clamp(1.1rem,1.5vw,1.45rem);line-height:1.3;letter-spacing:-.01em}
.hero__fig{align-self:end;justify-self:end;width:min(100%,62svh)}
.hero__fig .fig__frame{aspect-ratio:1}
.fan{width:100%;height:100%;fill:none;stroke:var(--ink);stroke-width:1.2}
.fan__centre{stroke:var(--accent);stroke-width:.8;stroke-dasharray:22 5 3 5}
.fan__ring--thin{stroke-width:.6;stroke-dasharray:2 5}
.fan__hub{fill:var(--paper)}
.fan__dim{stroke-width:.8}
.fan__dim path{fill:var(--ink)}
.fan__dim rect{fill:var(--paper);stroke:none}
.fan__dim text{fill:var(--ink);stroke:none;font-family:var(--mono);font-size:12px}
.hero__meta{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;border-top:1px solid var(--ink);padding-top:.9rem}
.hero__meta dt{font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;text-transform:uppercase;color:var(--grey);margin-bottom:.3rem}
.hero__meta dd{font-size:.98rem;line-height:1.3;font-weight:500}

/* ───────── fig. 02 scroll figure ───────── */
.system{border-top:1px solid var(--ink)}
.system__inner{
  min-height:100svh;padding:5.5rem var(--pad) 2rem;
  display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr);align-items:center;gap:clamp(1.5rem,5vw,5rem);
}
.steps{display:grid;gap:2.5rem}
.motion .step{grid-area:1/1}
.step .mono{display:block;margin-bottom:1rem;color:var(--accent)}
.step h2{font-weight:500;font-size:clamp(1.7rem,3.3vw,3.3rem);line-height:1.02;letter-spacing:-.03em;text-wrap:balance}
.system__fig .fig__frame{padding:clamp(.5rem,2vw,2rem)}
.seq{display:none;width:100%;aspect-ratio:16/9}
.has-seq .seq{display:block}
.has-seq .rig{display:none}
.has-seq .system__fig .fig__frame{padding:0}
.rig{width:100%;height:auto;max-height:66svh;fill:none;stroke:var(--ink);stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round}
.rig text{stroke:none;fill:var(--ink);font-family:var(--mono)}
.rig .lbl{font-size:13px;letter-spacing:.08em}
.rig .tag{font-size:11px;fill:var(--grey)}
.rig .part rect,.rig .part circle,.rig .part polygon{fill:var(--paper)}
.pipe{stroke-width:3;stroke-dasharray:1;stroke-dashoffset:0}
.pipe--hot{stroke:var(--accent)}
.flow{stroke:var(--paper);stroke-width:3;stroke-dasharray:4 22;animation:flow 1.6s linear infinite}
@keyframes flow{to{stroke-dashoffset:-26}}
.states text{font-size:10px;letter-spacing:.08em;fill:var(--grey)}

/* ───────── numbered sections ───────── */
.sec{
  border-top:1px solid var(--ink);padding:1rem var(--pad) clamp(5rem,13vh,9rem);
  display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,2.2fr);gap:clamp(1.5rem,4vw,4rem);
}
.sec__head{display:flex;gap:1.2rem;align-items:baseline;position:sticky;top:4.2rem;align-self:start}
.sec__head h2{font-size:1rem;font-weight:500}
.sec__body{padding-top:clamp(2.5rem,8vh,6rem);min-width:0}
.statement{font-weight:500;font-size:clamp(1.6rem,3.4vw,3.4rem);line-height:1.06;letter-spacing:-.03em;max-width:24ch;text-wrap:pretty}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,3vw,3rem);margin-top:clamp(2.5rem,6vh,4.5rem);max-width:60rem;color:#2c2b28}

.role h3{font-weight:500;font-size:clamp(1.6rem,3.4vw,3.4rem);line-height:1.04;letter-spacing:-.03em;max-width:20ch;text-wrap:balance}
.role__meta{margin-top:1rem}
.duties{display:grid;grid-template-columns:1fr 1fr;margin-top:clamp(2.5rem,6vh,4.5rem);border-top:1px solid var(--ink)}
.duties li{padding:1.1rem 1.5rem 2rem 0;border-bottom:1px solid var(--rule)}
.duties li:nth-child(odd){border-right:1px solid var(--rule)}
.duties li:nth-child(even){padding-left:1.5rem}
.duties h4{font-size:1.35rem;font-weight:500;letter-spacing:-.02em;margin:.9rem 0 .5rem}
.duties p{color:#2c2b28;max-width:36ch}
.sites{display:grid;grid-template-columns:7rem 1fr;gap:1rem;padding:1.1rem 0;border-bottom:1px solid var(--ink);align-items:baseline}
.sites p{font-weight:500;font-size:1.1rem;line-height:1.35}
.also{width:100%;border-collapse:collapse;margin-top:clamp(3rem,7vh,5rem)}
.also caption{text-align:left;padding-bottom:.7rem;border-bottom:1px solid var(--ink)}
.also td{padding:.9rem 1rem .9rem 0;border-bottom:1px solid var(--rule);vertical-align:baseline}
.also td:first-child{width:7rem;white-space:nowrap}
.also td:nth-child(2){font-weight:500}
.also td:last-child{color:var(--grey);text-align:right;padding-right:0}

.mods{display:grid;grid-template-columns:repeat(3,1fr);gap:0 clamp(1.5rem,3vw,3rem);margin-top:clamp(2.5rem,6vh,4.5rem)}
.mods>div{border-top:1px solid var(--ink);padding:.9rem 0 2.2rem}
.mods h4,.skills h4{font-family:var(--mono);font-weight:400;font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;color:var(--grey);margin-bottom:.9rem}
.mods p{line-height:1.45}

.skills{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(1.5rem,3vw,3rem)}
.skills>div{border-top:1px solid var(--ink);padding-top:.9rem}
.skills li{font-weight:500;font-size:clamp(1.05rem,1.4vw,1.3rem);letter-spacing:-.015em;line-height:1.2;padding:.4rem 0;border-bottom:1px solid var(--rule)}

.sec--next{padding-bottom:1.5rem}
.next__fig{grid-column:1/-1;margin-top:clamp(3rem,8vh,6rem)}
.next__fig .fig__frame{height:min(72svh,46vw);min-height:300px}
.next__fig canvas{width:100%;height:100%}

/* ───────── contact ───────── */
.contact{border-top:1px solid var(--ink);padding:1rem var(--pad) 1.2rem;margin-top:clamp(3rem,8vh,6rem)}
.contact__mail{
  display:flex;align-items:baseline;justify-content:space-between;gap:1rem;
  font-weight:500;font-size:clamp(1.5rem,6.2vw,6.6rem);letter-spacing:-.04em;line-height:1;
  padding:clamp(3rem,12vh,8rem) 0 clamp(2rem,6vh,4rem);
}
.contact__mail span{background:linear-gradient(var(--accent),var(--accent)) 0 100%/0 3px no-repeat;transition:background-size .5s var(--ease)}
.contact__mail:hover span{background-size:100% 3px}
.contact__mail i{font-style:normal;color:var(--accent);transition:transform .4s var(--ease)}
.contact__mail:hover i{transform:translate(.08em,-.08em)}
.foot{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-top:1px solid var(--ink);padding-top:.9rem}
.foot a:hover{color:var(--ink)}

/* ───────── responsive ───────── */
@media (max-width:900px){
  .top{grid-template-columns:1fr auto}
  .top__nav{display:none}
  .hero{grid-template-columns:1fr;grid-template-rows:auto;padding-top:5.5rem}
  .hero__fig{justify-self:start;width:min(100%,24rem);order:-1}
  .hero__meta{grid-template-columns:1fr 1fr}
  .system__inner{grid-template-columns:1fr;align-content:center;gap:1.5rem;padding-top:4.5rem}
  .system__fig{order:-1}
  .rig .tag,.states{display:none}
  .rig .lbl{font-size:15px;letter-spacing:.02em}
  .sec{grid-template-columns:1fr;gap:0}
  .sec__head{position:static}
  .sec__body{padding-top:2.5rem}
  .cols,.duties{grid-template-columns:1fr}
  .duties li,.duties li:nth-child(even){padding:1.1rem 0 1.6rem;border-right:0}
  .mods{grid-template-columns:1fr 1fr}
  .skills{grid-template-columns:1fr 1fr}
  .also td:last-child{display:none}
  .next__fig .fig__frame{height:56svh}
}
@media (max-width:520px){
  .mods{grid-template-columns:1fr}
  .sites{grid-template-columns:1fr;gap:.4rem}
  .contact__mail i{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}

.fig figcaption span{white-space:nowrap}
@media (max-width:900px){.duties li:nth-child(odd){border-right:0}}

/* ═════════ v3: less text, bigger visuals ═════════ */
.hero{grid-template-columns:1fr;position:relative;overflow:hidden}
.hero__text{position:relative;z-index:2}
.hero__title{font-size:clamp(3.6rem,14.5vw,16rem)}
.hero__art{position:absolute;z-index:1;top:50%;right:-14vw;width:min(112svh,82vw);aspect-ratio:1;margin-top:calc(min(112svh,82vw) / -2)}
.hero__art .fan{stroke-width:.9}
.art__img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.hero__meta{grid-template-columns:repeat(3,1fr);position:relative;z-index:2;background:var(--paper)}

.machine{height:100svh;position:relative;border-top:1px solid var(--ink);overflow:hidden}
.machine canvas{position:absolute;inset:0;width:100%;height:100%}
.machine__words{position:absolute;left:var(--pad);right:var(--pad);bottom:clamp(1.5rem,5vh,3.5rem);display:grid;z-index:2;pointer-events:none}
.word{font-weight:500;font-size:clamp(2.8rem,10vw,11rem);line-height:.9;letter-spacing:-.05em}
.motion .word{grid-area:1/1}

.stats{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(3rem,9vh,7rem);border-top:1px solid var(--ink)}
.stats>div{padding:1rem 1rem 0 0}
.stats b{display:block;font-weight:500;font-size:clamp(3.2rem,8.6vw,9rem);line-height:.9;letter-spacing:-.06em;font-variant-numeric:tabular-nums}
.stats b i{font-style:normal}
.stats>div:nth-child(2) b{color:var(--accent)}
.stats span{display:block;margin-top:.9rem;font-family:var(--mono);font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;color:var(--grey);max-width:18ch}

.verbs{display:grid;grid-template-columns:1fr 1fr;column-gap:clamp(1.5rem,3vw,3rem);margin-top:clamp(2.5rem,7vh,5rem)}
.verbs li{border-top:1px solid var(--ink);padding:.8rem 0 clamp(1.5rem,4vh,3rem);font-weight:500;font-size:clamp(2.2rem,6.2vw,6.4rem);line-height:.95;letter-spacing:-.045em}
.verbs li span{display:block;margin-bottom:.8rem;letter-spacing:.04em;color:var(--accent)}

.marquee{grid-column:1/-1;margin-inline:calc(var(--pad) * -1);overflow:hidden;border-block:1px solid var(--ink);padding:clamp(1rem,3vh,2rem) 0;margin-top:clamp(2rem,6vh,4rem)}
.marquee__row{display:flex;align-items:center;gap:clamp(1.2rem,3vw,3rem);width:max-content;white-space:nowrap;font-weight:500;font-size:clamp(3rem,10.5vw,11rem);line-height:1;letter-spacing:-.05em;will-change:transform}
.marquee__row .o{color:transparent;-webkit-text-stroke:1.5px var(--ink)}
.marquee__row i{width:.16em;height:.16em;border-radius:50%;background:var(--accent);flex:none}
.sec__body--after{grid-column:2;padding-top:clamp(2rem,6vh,4rem)}
.also{margin-top:0;border-top:1px solid var(--ink)}
.also td:last-child{color:var(--ink);text-align:left;font-weight:500;font-size:clamp(1.05rem,1.5vw,1.4rem);letter-spacing:-.015em;display:table-cell}

.areas{margin-top:clamp(2.5rem,7vh,5rem)}
.areas li{border-top:1px solid var(--ink);padding:.7rem 0 1rem;font-weight:500;font-size:clamp(1.8rem,4.8vw,5rem);line-height:1;letter-spacing:-.04em;transition:padding-left .45s var(--ease),color .3s}
.areas li:hover{padding-left:.4em;color:var(--accent)}

.skills{grid-template-columns:repeat(3,1fr)}
.next__art{grid-column:1/-1;margin-top:clamp(3rem,8vh,6rem);border:1px solid var(--ink);height:min(82svh,54vw);min-height:320px;overflow:hidden}
.next__art canvas{width:100%;height:100%}

@media (max-width:900px){
  .hero__art{right:-45vw;width:130vw;margin-top:-65vw;opacity:.5}
  .hero__meta{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr;row-gap:2rem}
  .verbs{grid-template-columns:1fr}
  .sec__body--after{grid-column:1}
  .skills{grid-template-columns:1fr 1fr}
  .next__art{height:60svh}
}
[hidden]{display:none!important}
.stats b{font-size:clamp(2.6rem,6.4vw,6.6rem)}

/* engine stills (used until the assembly video frames exist) */
.stills{position:absolute;inset:4rem 0 clamp(6rem,22vh,13rem);display:none}
.has-stills .stills{display:block}
.has-stills #gears{display:none}
.has-seq .stills{display:none}
.still{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;will-change:transform,opacity}
.has-seq #gears{mix-blend-mode:multiply}
.still{filter:brightness(1.07) contrast(1.04);-webkit-mask-image:linear-gradient(to right,transparent,#000 7%,#000 93%,transparent),linear-gradient(to bottom,transparent,#000 9%,#000 90%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(to right,transparent,#000 7%,#000 93%,transparent),linear-gradient(to bottom,transparent,#000 9%,#000 90%,transparent);mask-composite:intersect}
.machine,.stills{background:var(--paper)}

/* assembly video frames: sit above the words, background blended into the page colour */
.has-seq #gears{top:4rem;bottom:auto;height:calc(100% - 4rem - clamp(6rem,22vh,13rem));filter:brightness(1.09) contrast(1.05);-webkit-mask-image:linear-gradient(to right,transparent 12%,#000 22%,#000 78%,transparent 88%);mask-image:linear-gradient(to right,transparent 12%,#000 22%,#000 78%,transparent 88%)}
.has-seq #gears{-webkit-mask-image:none;mask-image:none}