/* ============================================================
   WO! Studio — experience layout + scenes + interactions
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0}
html{background:var(--bg);color:var(--text);font-family:var(--font-text);font-size:var(--step-0);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:var(--coral);color:var(--chalk)}
h1,h2,h3{font-family:var(--font-display);font-weight:300;line-height:1.0;letter-spacing:-0.02em}
em{font-style:italic;color:var(--accent)}
:focus-visible{outline:2px solid var(--coral);outline-offset:3px;border-radius:2px}
.dot{display:inline-block;width:.34em;height:.34em;border-radius:50%;background:var(--accent);vertical-align:middle;margin-left:.12em}
.eyebrow{font-size:var(--step--1);letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim);display:inline-flex;align-items:center;gap:.7em}
.eyebrow .tick{width:18px;height:1px;background:var(--accent)}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}

/* reveal primitive — only hides when JS active + motion allowed */
.js [data-reveal]{opacity:0;transform:translateY(var(--rise));transition:opacity var(--dur) var(--ease-entrance),transform var(--dur) var(--ease-entrance);transition-delay:var(--reveal-delay,0ms)}
[data-reveal].in{opacity:1;transform:none}

/* ---- nav ---- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--gutter);transition:transform var(--dur) var(--ease-standard),background var(--dur),padding var(--dur);}
.nav.is-condensed{background:color-mix(in srgb,var(--chalk) 80%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding-block:12px;border-bottom:1px solid var(--line)}
.nav.is-hidden{transform:translateY(-110%)}
.nav__logo{height:24px;color:var(--coral)}
.nav__logo svg{height:100%;width:auto;fill:currentColor}
.nav__right{display:flex;align-items:center;gap:clamp(.8rem,2.5vw,1.8rem)}
.nav__link{font-size:var(--step--1);color:var(--text-dim);transition:color var(--dur-fast)}
.nav__link:hover{color:var(--text)}
.nav__cta{font-size:var(--step--1);display:inline-flex;align-items:center;background:var(--coral);color:var(--chalk);padding:.6em 1.1em;border-radius:40px;transition:background var(--dur-fast)}
.nav__cta:hover{background:var(--coral-strong)}
@media(max-width:620px){.nav__links-text{display:none}}

/* ---- scenes ---- */
.scene{position:relative;padding-block:clamp(5rem,12vh,11rem)}
.scene--ink{background:var(--ink);color:var(--on-ink)}
.scene--ink .eyebrow{color:var(--on-ink-dim)}
.scene--ink em{color:var(--coral)}

/* cinematic reveal: ink scenes open like a letterbox when scrolled into view */
.js .cinematic{clip-path:inset(46% 0);transition:clip-path var(--dur-cine) var(--ease-cinematic)}
.js .cinematic.revealed{clip-path:inset(0 0)}
.js .cinematic .cine-inner{opacity:0;transform:translateY(40px);transition:opacity var(--dur) var(--ease-entrance) .15s,transform var(--dur) var(--ease-entrance) .15s}
.js .cinematic.revealed .cine-inner{opacity:1;transform:none}

/* ---- hero ---- */
.hero{min-height:100svh;display:grid;align-content:center;gap:1.4rem;padding-top:7rem}
.hero__display{font-size:var(--step-4);max-width:16ch;letter-spacing:-0.03em}
.hero__line{display:block;overflow:hidden}
.hero__line>span{display:block;transform:translateY(110%);transition:transform var(--dur-cine) var(--ease-cinematic)}
.is-ready .hero__line>span{transform:none}
.hero__line:nth-child(2)>span{transition-delay:120ms}
.hero__lead{font-size:var(--step-1);color:var(--text-dim);max-width:44ch;opacity:0;transform:translateY(20px);transition:opacity var(--dur) var(--ease-entrance) .5s,transform var(--dur) var(--ease-entrance) .5s}
.is-ready .hero__lead{opacity:1;transform:none}
.hero__actions{display:flex;gap:.8rem;flex-wrap:wrap;opacity:0;transition:opacity var(--dur) .75s}
.is-ready .hero__actions{opacity:1}
.btn{display:inline-flex;align-items:center;gap:.5em;font-size:var(--step-0);padding:.85em 1.5em;border-radius:40px;transition:transform var(--dur-fast) var(--ease-standard),background var(--dur-fast),color var(--dur-fast),border-color var(--dur-fast)}
.btn--primary{background:var(--coral);color:var(--chalk)}
.btn--primary:hover{background:var(--coral-strong);transform:translateY(-1px)}
.btn--ghost{border:1px solid var(--line)}
.btn--ghost:hover{border-color:var(--coral);color:var(--accent)}
.scene--ink .btn--ghost{border-color:var(--on-ink-line)}
.hero__cue{position:absolute;bottom:28px;left:var(--gutter);font-size:var(--step--1);color:var(--text-dim);display:flex;align-items:center;gap:.7em}
.hero__cue .bar{width:1px;height:34px;background:var(--line);position:relative;overflow:hidden}
.hero__cue .bar::after{content:"";position:absolute;inset:0;background:var(--coral);transform:translateY(-100%);animation:cue 2.2s var(--ease-cinematic) infinite}
@keyframes cue{0%{transform:translateY(-100%)}50%{transform:translateY(0)}100%{transform:translateY(100%)}}

/* ---- why / staged magnetic dot-field (sticky pin, scroll walks the stages) ---- */
.why{position:relative;height:400svh;background:var(--ink)}
.why__sticky{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center}
.why__canvas{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:0}
.why__sticky::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(100deg,var(--ink) 14%,color-mix(in srgb,var(--ink) 42%,transparent) 46%,transparent 72%)}
.why__inner{position:relative;z-index:2;width:100%;display:grid;grid-template-columns:auto 1fr;gap:clamp(1.5rem,5vw,4.5rem);align-items:center}

/* vertical progress rail — fills as you scroll, steps light up in turn */
.why__progress{display:flex;gap:clamp(.7rem,1.6vw,1.2rem);align-items:stretch;height:clamp(190px,46vh,340px)}
.why__rail{position:relative;width:2px;background:var(--on-ink-line);border-radius:2px;overflow:hidden;flex:none}
.why__rail-fill{position:absolute;left:0;top:0;width:100%;height:calc(var(--p,0) * 100%);background:var(--coral)}
.why__steps{list-style:none;display:flex;flex-direction:column;justify-content:space-between;font-size:var(--step--1);letter-spacing:.04em}
.why__step{color:var(--on-ink-dim);opacity:.5;transition:color var(--dur),opacity var(--dur)}
.why__step.is-active{color:var(--on-ink);opacity:1}

/* stage copy — only the active stage shows */
.why__content{position:relative}
.why__eyebrow{margin-bottom:clamp(1.2rem,3vw,2rem)}
.why__stages{position:relative;min-height:clamp(13rem,44vh,19rem)}
.why__stage{position:absolute;inset:0;display:grid;align-content:center;gap:1.2rem;opacity:0;transform:translateY(26px);
  transition:opacity var(--dur) var(--ease-entrance),transform var(--dur) var(--ease-entrance);pointer-events:none}
.why__stage.is-active{opacity:1;transform:none;pointer-events:auto}
.why__stage h2{font-size:var(--step-3);max-width:15ch;text-shadow:0 2px 30px rgba(20,19,19,.45)}
.why__stage p{color:var(--on-ink-dim);font-size:var(--step-1);max-width:38ch;text-shadow:0 1px 20px rgba(20,19,19,.55)}
.why__hint{position:absolute;bottom:22px;right:var(--gutter);z-index:2;font-size:var(--step--1);color:var(--on-ink-dim)}
@media(max-width:720px){
  .why{height:340svh}
  .why__inner{grid-template-columns:1fr;gap:1.4rem}
  .why__progress{order:2;flex-direction:row;height:auto;align-items:center}
  .why__rail{width:auto;height:2px;flex:1}
  .why__rail-fill{height:100%;width:calc(var(--p,0) * 100%)}
  .why__steps{display:none}
  .why__stage h2{font-size:var(--step-2)}
  .why__sticky::before{background:linear-gradient(180deg,transparent,var(--ink) 80%)}
}

/* ---- method / brand build (dot-matrix numerals, centre spine, deliverables) ---- */
.process{position:relative;overflow:hidden}
.process::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(242,236,226,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(242,236,226,.05) 1px,transparent 1px);
  background-size:clamp(36px,4vw,52px) clamp(36px,4vw,52px);
  -webkit-mask-image:linear-gradient(180deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(180deg,transparent,#000 7%,#000 93%,transparent)}
.process>.container{position:relative;z-index:1}
.bos__head{max-width:44rem;margin-bottom:clamp(2.6rem,7vw,5rem)}
.bos__title{font-size:var(--step-3);margin-top:1rem}
.bos__sub{color:var(--on-ink-dim);font-size:var(--step-1);margin-top:1.3rem;max-width:46ch}

.bos__stages{position:relative}
.bos__spine{position:absolute;left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);background:var(--on-ink-line);border-radius:2px;overflow:hidden}
.bos__spine-fill{position:absolute;left:0;top:0;width:100%;height:calc(var(--p,0) * 100%);background:var(--coral)}

.bos__stage{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,7vw,7rem);
  padding-block:clamp(2.4rem,7vh,5rem);align-items:center}
.bos__left{display:grid;grid-template-columns:auto 1fr;gap:clamp(1.1rem,3vw,2.2rem);align-items:center}
.bos__numeral{width:clamp(60px,8vw,104px);aspect-ratio:5/7;border:1px solid var(--on-ink-line);border-radius:10px;
  background:color-mix(in srgb,var(--on-ink) 4%,transparent);overflow:hidden;flex:none;transition:border-color var(--dur)}
.bos__stage.is-active .bos__numeral{border-color:color-mix(in srgb,var(--coral) 45%,transparent)}
.bos__numeral canvas{width:100%;height:100%;display:block}
.bos__kicker{font-size:var(--step--1);letter-spacing:.2em;text-transform:uppercase;color:var(--on-ink-dim)}
.bos__copy h3{font-size:var(--step-2);font-weight:300;margin-top:.45rem}
.bos__copy p{color:var(--on-ink-dim);margin-top:.7rem;max-width:34ch}

.bos__node{position:absolute;left:50%;top:50%;width:13px;height:13px;border-radius:50%;transform:translate(-50%,-50%);z-index:2;
  background:var(--ink);border:2px solid var(--on-ink-line);transition:background var(--dur) var(--ease-entrance),border-color var(--dur),box-shadow var(--dur)}
.bos__stage.is-active .bos__node{background:var(--coral);border-color:var(--coral);box-shadow:0 0 0 6px color-mix(in srgb,var(--coral) 20%,transparent)}

.bos__tags{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;align-content:center}
.bos__tags li{font-size:var(--step--1);padding:.5em .9em;border-radius:40px;border:1px solid var(--on-ink-line);color:var(--on-ink-dim);
  opacity:.5;transition:color var(--dur),border-color var(--dur),background var(--dur),opacity var(--dur)}
.bos__stage.is-active .bos__tags li{opacity:1}
.bos__tags li.is-key{color:var(--coral);border-color:color-mix(in srgb,var(--coral) 45%,transparent)}
.bos__stage.is-active .bos__tags li.is-key{color:var(--chalk);background:var(--coral);border-color:transparent}

@media(max-width:860px){
  .bos__spine,.bos__node{display:none}
  .bos__stage{grid-template-columns:1fr;gap:1.4rem;padding-block:clamp(2rem,6vh,3.2rem);border-top:1px solid var(--on-ink-line)}
  .bos__stage:first-child{border-top:none}
  .bos__copy h3{font-size:var(--step-1)}
}

/* ---- services (haptic list) ---- */
.svc__head{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap;margin-bottom:clamp(2rem,5vw,3.5rem)}
.svc__head h2{font-size:var(--step-2)}
.svc-list{border-top:1px solid var(--line)}
.svc-row{display:grid;grid-template-columns:4rem 1fr;gap:1rem 1.5rem;align-items:baseline;
  padding-block:clamp(1.3rem,3.2vw,2.4rem);border-bottom:1px solid var(--line);
  transition:padding-inline var(--dur) var(--ease-entrance),background var(--dur),color var(--dur)}
.svc-row .n{font-size:var(--step-0);color:var(--text-dim);font-variant-numeric:tabular-nums;transition:color var(--dur)}
.svc-row h3{font-size:clamp(1.7rem,1rem + 3vw,3.4rem);font-weight:300;transition:transform var(--dur) var(--ease-entrance)}
.svc-row p{grid-column:2;color:var(--text-dim);max-width:48ch;max-height:0;overflow:hidden;opacity:0;
  transition:max-height var(--dur) var(--ease-entrance),opacity var(--dur),margin-top var(--dur)}
.svc-row.is-active{padding-inline:clamp(.4rem,2vw,1.4rem)}
.svc-row.is-active .n{color:var(--accent)}
.svc-row.is-active h3{color:var(--accent)}
.svc-row.is-active p{max-height:6em;opacity:1;margin-top:.7rem}
@media(max-width:600px){.svc-row{grid-template-columns:2.6rem 1fr}.svc-row p{grid-column:1/-1}}

/* ---- plunge (ink, cinematic) ---- */
.plunge{min-height:92svh;display:grid;align-content:center}
.plunge h2{font-size:var(--step-3);max-width:16ch}
.plunge__lead{color:var(--on-ink-dim);font-size:var(--step-1);margin-top:1.6rem;max-width:42ch}
.plunge__actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:2rem}

/* ---- work ---- */
.work__head{margin-bottom:clamp(2rem,5vw,3rem)}
.work__head h2{font-size:var(--step-2)}
.work-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(1rem,3vw,2rem)}
.work-card{display:grid;gap:.9rem}
.work-card__media{aspect-ratio:4/3;background:var(--paper);border:1px solid var(--line);overflow:hidden;position:relative}
.work-card__media i{position:absolute;inset:0;background:var(--bone);transition:transform var(--dur) var(--ease-entrance)}
.work-card:hover .work-card__media i{transform:scale(1.04)}
.work-card__row{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}
.work-card__row h3{font-size:var(--step-1);font-weight:300}
.work-card__arrow{color:var(--text-dim);transition:transform var(--dur-fast)}
.work-card:hover .work-card__arrow{transform:translate(3px,-3px);color:var(--accent)}
.work-card__meta{font-size:var(--step--1);color:var(--text-dim)}
@media(max-width:680px){.work-grid{grid-template-columns:1fr}}

/* ---- contact ---- */
.contact__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.contact h2{font-size:var(--step-2);margin-top:.5rem}
.contact__meta{margin-top:2rem;color:var(--text-dim);display:grid;gap:.3rem}
.contact form{display:grid;gap:1rem}
.field{display:grid;gap:.4rem}
.field label{font-size:var(--step--1);color:var(--text-dim)}
.field input,.field textarea{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:.8em .9em;color:var(--text);font:inherit;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--coral)}
.contact .btn--primary{justify-self:start}
@media(max-width:720px){.contact__grid{grid-template-columns:1fr}}

/* ---- footer ---- */
.footer{background:var(--ink);color:var(--on-ink);padding-block:clamp(3rem,7vw,5rem)}
.footer__base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;color:var(--on-ink-dim);font-size:var(--step--1);border-top:1px solid var(--on-ink-line);padding-top:1.4rem;margin-top:2rem}
.footer__big{font-family:var(--font-display);font-weight:300;font-size:var(--step-2);max-width:18ch}

/* ---- sound toggle ---- */
.sound{position:fixed;right:16px;bottom:16px;z-index:60;display:inline-flex;align-items:center;gap:.5em;
  padding:.55em .9em;border-radius:40px;border:1px solid var(--line);background:color-mix(in srgb,var(--chalk) 70%,transparent);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:var(--step--1);color:var(--text-dim)}
.sound:hover{color:var(--text);border-color:var(--coral)}
.sound .eq{display:inline-flex;gap:2px;align-items:flex-end;height:12px}
.sound .eq i{width:2px;background:var(--coral);height:40%;transition:height var(--dur-fast)}
.sound.is-on .eq i{animation:eq 0.9s ease-in-out infinite alternate}
.sound.is-on .eq i:nth-child(2){animation-delay:.15s}
.sound.is-on .eq i:nth-child(3){animation-delay:.3s}
@keyframes eq{from{height:25%}to{height:100%}}

/* ---- reduced motion: everything visible + still ---- */
@media(prefers-reduced-motion:reduce){
  .js [data-reveal]{opacity:1;transform:none;transition:none}
  .hero__line>span,.hero__lead,.hero__actions{transform:none;opacity:1;transition:none}
  .js .cinematic{clip-path:none}
  .js .cinematic .cine-inner{opacity:1;transform:none}
  .js .process__stage{opacity:1}
  .why{height:auto}
  .why__sticky{position:static;height:auto;padding-block:clamp(4rem,10vh,7rem)}
  .why__canvas,.why__progress,.why__hint{display:none}
  .why__inner{grid-template-columns:1fr}
  .why__stages{min-height:0;display:grid;gap:2.6rem}
  .why__stage{position:static;opacity:1;transform:none;pointer-events:auto}
  .hero__cue .bar::after{animation:none}
  .sound.is-on .eq i{animation:none;height:60%}
  html{scroll-behavior:auto}
}