/* ==========================================================================
   SOMAI — Rejuvenation Bed
   Cream / ink editorial base + night "instrument" sections.
   ========================================================================== */

:root{
  --cream:#F4F0E8;
  --bone:#E9E3D8;
  --sand:#D9D0C1;
  --ink:#121212;
  --ink-2:#4A4743;
  --ink-3:#69645D;
  --night:#0D0E11;
  --night-2:#16171C;
  --night-line:rgba(244,240,232,.12);
  --burgundy:#8E4F5E;
  --navy:#3E4A6B;
  --gold:#C8A15A;

  --f-display:'Frank Ruhl Libre', 'Times New Roman', serif;
  --f-body:'IBM Plex Sans Hebrew', system-ui, sans-serif;
  --f-mono:'IBM Plex Mono', ui-monospace, monospace;

  --gutter:clamp(16px, 4vw, 64px);
  --max:1440px;
  --line:1px solid rgba(18,18,18,.14);
  --ease:cubic-bezier(.2,.7,.1,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--cream);color:var(--ink);
  font-family:var(--f-body);font-weight:300;font-size:clamp(16px,1.05vw,18px);line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
/* film grain — keeps flat fills from looking synthetic */
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:100;opacity:.05;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img{max-width:100%;display:block}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
::selection{background:var(--ink);color:var(--cream)}

/* ---------- type ---------- */
.mono{font-family:var(--f-mono);font-size:11px;font-weight:400;letter-spacing:.14em;text-transform:uppercase}
.display{font-family:var(--f-display);font-weight:300;font-size:clamp(52px,8.4vw,148px);line-height:.95;letter-spacing:-.02em;margin:0}
.h2{font-family:var(--f-display);font-weight:300;font-size:clamp(36px,4.4vw,72px);line-height:1.04;letter-spacing:-.015em;margin:0 0 .5em}
.h2 em{font-style:normal;color:var(--ink-3)}
.dark .h2 em{color:var(--gold)}
.h3{font-family:var(--f-display);font-weight:400;font-size:clamp(24px,2vw,32px);line-height:1.15;margin:0 0 .4em}
.lede{font-size:clamp(17px,1.25vw,21px);max-width:34ch;color:var(--ink-2)}
.muted{color:var(--ink-3)}
.dark .muted{color:rgba(244,240,232,.6)}
.eyebrow{margin:0 0 28px;color:var(--ink-3)}
[lang=en] body{letter-spacing:0}
html[lang=en] .display{letter-spacing:-.03em}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:14px;
  padding:18px 30px;background:var(--ink);color:var(--cream);text-decoration:none;
  font-family:var(--f-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  border:1px solid var(--ink);transition:background .4s var(--ease),color .4s var(--ease);
}
.btn::after{content:"";width:22px;height:1px;background:currentColor;transition:width .4s var(--ease)}
.btn:hover{background:transparent;color:var(--ink)}
.btn:hover::after{width:36px}
.btn--sm{padding:11px 18px;font-size:11px}
.btn--sm::after{display:none}
.btn--light{background:var(--cream);color:var(--ink);border-color:var(--cream)}
.btn--light:hover{background:transparent;color:var(--cream)}
.dark .btn{background:var(--cream);color:var(--ink);border-color:var(--cream)}
.dark .btn:hover{background:transparent;color:var(--cream)}
.link-arrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:4px}

/* ---------- section scaffold ---------- */
section{position:relative;padding:clamp(80px,11vw,180px) var(--gutter)}
section>*{max-width:var(--max);margin-inline:auto}
.sec-head{display:flex;gap:24px;align-items:center;margin-bottom:clamp(40px,6vw,90px);color:var(--ink-3)}
.sec-head::after{content:"";flex:1;height:1px;background:currentColor;opacity:.35}
.dark{background:var(--night);color:var(--cream)}
.dark .sec-head{color:rgba(244,240,232,.66)}

.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold);margin-inline-end:6px;animation:blink 1.6s infinite}
@keyframes blink{50%{opacity:.25}}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity 1.1s var(--ease),transform 1.1s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- NAV ---------- */
.nav{
  position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:18px var(--gutter);transition:background .5s,backdrop-filter .5s,color .5s,padding .5s;
}
.nav.scrolled{background:rgba(244,240,232,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding-block:12px;border-bottom:var(--line)}
.nav.on-dark:not(.open){color:var(--cream)}
.nav.on-dark.scrolled{background:rgba(13,14,17,.82);border-bottom-color:var(--night-line)}
.nav.on-dark .btn{background:var(--cream);color:var(--ink);border-color:var(--cream)}
.logo-mark{
  display:block;width:118px;aspect-ratio:1138/272;background:currentColor;
  -webkit-mask:url(../assets/logo/somai-wordmark-black.svg) no-repeat center/contain;
          mask:url(../assets/logo/somai-wordmark-black.svg) no-repeat center/contain;
}
.nav__logo{color:inherit}
.nav__links{display:flex;gap:clamp(18px,2.4vw,40px)}
.nav__links a{text-decoration:none;font-size:14px;position:relative}
.nav__links a::after{content:"";position:absolute;inset:auto 0 -4px;height:1px;background:currentColor;transform:scaleX(0);transition:transform .4s var(--ease)}
.nav__links a:hover::after{transform:scaleX(1)}
.nav__end{display:flex;align-items:center;gap:18px}
.lang{display:flex;align-items:center;gap:8px;font-family:var(--f-mono);font-size:11px;letter-spacing:.1em}
.lang i{width:1px;height:12px;background:currentColor;opacity:.4}
.lang span{opacity:.45;transition:opacity .3s}
html[lang=he] .lang [data-lang=he],html[lang=en] .lang [data-lang=en]{opacity:1}
.burger{display:none;width:28px;height:18px;position:relative}
.burger i{position:absolute;inset-inline:0;height:1px;background:currentColor;transition:transform .4s var(--ease),top .4s var(--ease)}
.burger i:first-child{top:5px}.burger i:last-child{top:13px}
.nav.open .burger i:first-child{top:9px;transform:rotate(45deg)}
.nav.open .burger i:last-child{top:9px;transform:rotate(-45deg)}

/* ---------- HERO ---------- */
.hero{
  min-height:100svh;padding-top:140px;padding-bottom:40px;
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);grid-template-rows:1fr auto;align-items:center;column-gap:2vw;
  max-width:none;overflow:hidden;
  background:radial-gradient(90% 70% at 70% 45%,#FBF8F2 0%,var(--cream) 55%,var(--bone) 100%);
}
.hero>*{max-width:none;margin:0}
.hero__field{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero__copy{position:relative;z-index:2;grid-column:1;grid-row:1;padding-inline-start:max(0px,calc((100vw - var(--max))/2 - var(--gutter)))}
.hero__copy .lede{margin:34px 0 44px}
.hero__cta{display:flex;align-items:center;gap:32px;flex-wrap:wrap}
.hero__bed{position:relative;z-index:1;grid-column:2;grid-row:1;margin:0;animation:float 7s ease-in-out infinite}
.hero__bed img{width:100%;filter:drop-shadow(0 40px 40px rgba(40,30,20,.18))}
@keyframes float{50%{transform:translateY(-10px)}}
.hero__specs{
  position:relative;z-index:2;grid-column:1/-1;grid-row:2;list-style:none;margin:40px auto 0;padding:22px 0 0;width:100%;max-width:var(--max);
  display:grid;grid-template-columns:repeat(4,1fr);border-top:var(--line);
}
.hero__specs li{display:flex;align-items:baseline;gap:10px;color:var(--ink-3)}
.hero__specs b{font-family:var(--f-display);font-weight:300;font-size:clamp(28px,2.6vw,42px);letter-spacing:0;color:var(--ink);text-transform:none}
.hero__readout{position:absolute;z-index:2;inset-inline-end:var(--gutter);top:120px;color:var(--ink-3)}

/* ---------- MANIFESTO ---------- */
.manifesto__grid{display:grid;grid-template-columns:5fr 6fr;gap:clamp(40px,7vw,130px);align-items:end}
.manifesto__img{margin:0;position:relative}
.manifesto__img img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:45% 50%}
.manifesto__img figcaption{margin-top:14px;color:var(--ink-3)}
.manifesto__text p{max-width:52ch;color:var(--ink-2)}
.manifesto__wave{width:100%;height:80px;margin-top:40px;overflow:visible}
.manifesto__wave path{fill:none;stroke:var(--ink);stroke-width:1}

/* ---------- HOW / SCHEMA ---------- */
.how__intro{display:grid;grid-template-columns:1fr 1fr;gap:6vw;align-items:end;margin-bottom:60px}
.how__intro p{color:rgba(244,240,232,.65);max-width:48ch}
.schema{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px;align-items:stretch}
.schema__svg{width:100%;height:auto;color:var(--cream);border:1px solid var(--night-line)}
.schema__bed{fill:none;stroke:rgba(244,240,232,.55);stroke-width:1.2}
.schema__bed--frame{stroke:rgba(244,240,232,.25)}
.schema__body path{fill:none;stroke-linecap:round;stroke-linejoin:round}
.schema__body path.o{stroke:rgba(244,240,232,.75);stroke-width:42}
.schema__body path.i{stroke:#24191E;stroke-width:40}
.schema__body circle.o{fill:rgba(244,240,232,.75)}
.schema__body circle.i{fill:#24191E}
.schema__labels path,.schema__dim path{fill:none;stroke:rgba(244,240,232,.6);stroke-width:1}
.schema__labels text,.schema__dim text{fill:rgba(244,240,232,.6);font-size:11px;letter-spacing:.14em}
.zone{cursor:pointer}
.zone circle{fill:var(--cream);transition:fill .3s}
.zone .pulse{fill:none;stroke:var(--gold);stroke-width:1;opacity:0}
.zone.is-active circle:first-child{fill:var(--gold)}
.zone.is-active .pulse{animation:ring 2.4s var(--ease) infinite}
.zone.is-active .p2{animation-delay:1.2s}
@keyframes ring{0%{r:8;opacity:.9}100%{r:60;opacity:0}}
.zone-card{border:1px solid var(--night-line);padding:30px;display:flex;flex-direction:column;background:var(--night-2)}
.zone-card__k{color:var(--gold);margin:0 0 18px}
.zone-card p{color:rgba(244,240,232,.7);margin:0}
.zone-card__data{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:auto 0 18px;padding-top:28px}
.zone-card__data dt{color:rgba(244,240,232,.62)}
.zone-card__data dd{margin:4px 0 0;color:var(--cream);font-size:13px;letter-spacing:.06em}
.zone-card__scope{width:100%;height:70px;border-top:1px solid var(--night-line)}

/* ---------- PROGRAMS ---------- */
.programs{padding-top:0}
.programs__grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(40px,6vw,110px)}
.prog-list{list-style:none;margin:48px 0 0;padding:0;border-top:1px solid var(--night-line)}
.prog-list button{
  width:100%;display:grid;grid-template-columns:44px 1fr auto;align-items:baseline;gap:12px;text-align:start;
  padding:20px 0;border-bottom:1px solid var(--night-line);color:rgba(244,240,232,.66);transition:color .3s,padding .4s var(--ease);
}
.prog-list button .mono{font-size:10px}
.prog-list button b{font-family:var(--f-display);font-weight:300;font-size:clamp(22px,1.8vw,28px)}
.prog-list button:hover{color:var(--cream)}
.prog-list button[aria-pressed=true]{color:var(--cream);padding-inline-start:14px}
.prog-list button[aria-pressed=true] .mono:first-child{color:var(--gold)}
.scope{border:1px solid var(--night-line);background:var(--night-2);display:flex;flex-direction:column;align-self:start;position:sticky;top:110px}
.scope__head{display:flex;justify-content:space-between;padding:16px 22px;border-bottom:1px solid var(--night-line);color:rgba(244,240,232,.6)}
.scope canvas{width:100%;height:clamp(220px,24vw,340px);display:block}
.scope__readout{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--night-line)}
.scope__readout>div{padding:18px 22px;border-inline-start:1px solid var(--night-line)}
.scope__readout>div:first-child{border-inline-start:0}
.scope__readout span{display:block;color:rgba(244,240,232,.62);margin-bottom:6px}
.scope__readout b{font-family:var(--f-display);font-weight:300;font-size:clamp(24px,2.2vw,34px)}
.scope__readout i{font-style:normal;font-family:var(--f-mono);font-size:11px;margin-inline-start:6px;color:rgba(244,240,232,.66)}
.scope__desc{padding:20px 22px 26px;margin:0;border-top:1px solid var(--night-line);color:rgba(244,240,232,.7)}

/* ---------- SESSION ---------- */
.session__grid{display:grid;grid-template-columns:5fr 6fr;gap:6vw;align-items:center}
.session__num{display:flex;align-items:flex-end;gap:18px}
.giant{font-family:var(--f-display);font-weight:300;font-size:clamp(160px,22vw,360px);line-height:.8;letter-spacing:-.05em;color:var(--ink)}
.session__num .mono{color:var(--ink-3);padding-bottom:3%}
.session p{color:var(--ink-2);max-width:46ch}
.timeline{list-style:none;padding:0;margin-top:90px;display:grid;grid-template-columns:3fr 7fr 10fr 3fr;border-top:1px solid var(--ink);position:relative}
.timeline li{padding:22px 18px 0 0;border-inline-start:1px solid rgba(18,18,18,.14);padding-inline-start:16px;position:relative}
.timeline li:first-child{border-inline-start:0;padding-inline-start:0}
.timeline li::before{content:"";position:absolute;top:-4px;inset-inline-start:-4px;width:7px;height:7px;border-radius:50%;background:var(--ink)}
.timeline li:first-child::before{inset-inline-start:0}
.timeline span{color:var(--ink-3)}
.timeline b{display:block;font-family:var(--f-display);font-weight:400;font-size:22px;margin:10px 0 4px}
.timeline p{margin:0;font-size:14px;color:var(--ink-3)}
.timeline::after{content:"";position:absolute;top:-1px;inset-inline-start:0;height:2px;width:0;background:var(--burgundy);transition:width 4s linear}
.timeline.in::after{width:100%}

/* ---------- SCIENCE ---------- */
.science{background:var(--bone)}
.science__title{max-width:16ch}
.science__grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:60px;border-top:1px solid var(--ink)}
.cite{padding:28px 28px 10px 0;border-inline-start:1px solid rgba(18,18,18,.14);padding-inline-start:28px}
.cite:first-child{border-inline-start:0;padding-inline-start:0}
.cite__y{color:var(--ink-3);margin:0 0 30px}
.cite p:last-child{color:var(--ink-2);font-size:15px}
.disclaimer{margin-top:60px;font-size:13px;color:var(--ink-3);max-width:80ch}

/* ---------- AUDIENCES ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:0;border-bottom:var(--line);margin:40px auto 50px}
.tabs button{padding:14px 22px 16px;font-size:15px;color:var(--ink-3);position:relative;transition:color .3s}
.tabs button::after{content:"";position:absolute;inset:auto 0 -1px;height:2px;background:var(--ink);transform:scaleX(0);transition:transform .45s var(--ease)}
.tabs button[aria-pressed=true]{color:var(--ink)}
.tabs button[aria-pressed=true]::after{transform:scaleX(1)}
.for__panel{display:grid;grid-template-columns:6fr 5fr;gap:clamp(40px,6vw,100px);align-items:center}
.for__img{margin:0;overflow:hidden;aspect-ratio:5/4;background:var(--bone)}
.for__img img{width:100%;height:100%;object-fit:cover;transition:opacity .5s,transform 1.4s var(--ease)}
.for__img.swap img{opacity:0;transform:scale(1.04)}
.for__k{color:var(--burgundy);margin:0 0 18px}
.for__text p{color:var(--ink-2)}
.for__list{list-style:none;padding:0;margin:28px 0 40px;border-top:var(--line)}
.for__list li{padding:13px 0;border-bottom:var(--line);display:flex;gap:14px;font-size:15px}
.for__list li::before{content:"—";color:var(--ink-3)}

/* ---------- PRODUCT ---------- */
.product{padding-top:clamp(40px,6vw,90px);background:linear-gradient(var(--cream),#EDE7DC)}
.product__stage{position:relative}
.product__stage img{width:100%}
.tag{position:absolute;left:var(--x);top:var(--y);display:flex;align-items:center;gap:10px;color:var(--ink-2);font-size:10px}
.tag i{width:9px;height:9px;border-radius:50%;border:1px solid var(--ink);background:var(--cream);position:relative}
.tag i::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid var(--ink);opacity:0;animation:tagp 2.8s infinite}
@keyframes tagp{0%{transform:scale(.6);opacity:.6}100%{transform:scale(1.8);opacity:0}}
.specs{display:grid;grid-template-columns:4fr 8fr;gap:6vw;margin-top:40px}
.specs__list{margin:0;border-top:1px solid var(--ink)}
.specs__list div{display:grid;grid-template-columns:200px 1fr;gap:20px;padding:16px 0;border-bottom:var(--line)}
.specs__list dt{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);padding-top:4px}
.specs__list dd{margin:0}
.todo{color:var(--burgundy)}

/* ---------- DEMO ---------- */
.demo__grid{display:grid;grid-template-columns:5fr 6fr;gap:clamp(40px,7vw,130px)}
.wa{display:inline-flex;flex-direction:column;gap:6px;margin-top:40px;text-decoration:none;border-top:1px solid var(--night-line);padding-top:20px;min-width:260px}
.wa span{color:var(--gold)}
.wa b{font-family:var(--f-display);font-weight:300;font-size:28px}
.wa:hover b{color:var(--gold)}
.form{display:grid;grid-template-columns:1fr 1fr;gap:34px 30px;align-content:start}
.field{display:flex;flex-direction:column;gap:8px}
.field--wide{grid-column:1/-1}
.field span{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:rgba(244,240,232,.66)}
html[lang=he] .field span{font-family:var(--f-body);letter-spacing:0;text-transform:none;font-size:13px}
.field input,.field select,.field textarea{
  background:transparent;border:0;border-bottom:1px solid rgba(244,240,232,.3);color:var(--cream);
  font:inherit;font-size:18px;padding:8px 0 10px;border-radius:0;outline:none;transition:border-color .3s;
}
html[dir=rtl] .field input[dir=ltr]{text-align:right}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--cream) 50%),linear-gradient(-45deg,transparent 50%,var(--cream) 50%);
  background-size:5px 5px;background-repeat:no-repeat;background-position:left 6px center,left 1px center}
html[dir=ltr] .field select{background-position:right 1px center,right 6px center}
.field select option{background:var(--night);color:var(--cream)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold)}
.form .btn{grid-column:1/-1;justify-self:start;margin-top:10px}
.form__status{grid-column:1/-1;margin:0;color:var(--gold);min-height:1em}

/* ---------- FAQ ---------- */
.faq__list{border-top:1px solid var(--ink)}
.faq details{border-bottom:var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;padding:26px 0;font-family:var(--f-display);font-size:clamp(20px,1.7vw,26px)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);font-weight:300;transition:transform .4s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 28px;max-width:70ch;color:var(--ink-2)}

/* ---------- FOOTER ---------- */
.footer{padding:90px var(--gutter) 40px;border-top:var(--line)}
.footer>*{max-width:var(--max);margin-inline:auto}
.footer__logo{width:min(560px,80%);margin-bottom:70px}
.footer__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.footer__cols .mono{color:var(--ink-3);margin:0 0 10px}
.footer__cols p{margin:0}
.footer__legal{margin-top:70px;font-size:12px;color:var(--ink-3);max-width:90ch}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .schema{grid-template-columns:1fr}
  .programs__grid,.manifesto__grid,.session__grid,.demo__grid,.for__panel,.specs,.how__intro{grid-template-columns:1fr}
  .scope{position:relative;top:0}
  .manifesto__img img{aspect-ratio:16/10}
}
@media (max-width:860px){
  .nav__links{
    position:fixed;inset:0;background:var(--cream);color:var(--ink);flex-direction:column;justify-content:center;padding:0 var(--gutter);gap:22px;
    opacity:0;pointer-events:none;transition:opacity .4s;z-index:-1
  }
  .nav__links a{font-family:var(--f-display);font-size:40px;font-weight:300}
  .nav.open .nav__links{opacity:1;pointer-events:auto}
  .nav.open{color:var(--ink)}
  .burger{display:block}
  .nav__end .btn{display:none}
  .hero{grid-template-columns:1fr;grid-template-rows:auto auto auto;padding-top:110px}
  .hero__bed{grid-column:1;grid-row:2;margin-top:30px}
  .hero__specs{grid-row:3;grid-template-columns:1fr 1fr;row-gap:16px}
  .hero__readout{display:none}
  .timeline{grid-template-columns:1fr 1fr;row-gap:30px}
  .timeline li{border-inline-start:0;padding-inline-start:0}
  .timeline li::before{inset-inline-start:0}
  .science__grid{grid-template-columns:1fr}
  .cite{border-inline-start:0;padding-inline-start:0;border-bottom:var(--line)}
  .specs__list div{grid-template-columns:1fr;gap:4px}
  .form{grid-template-columns:1fr}
  .footer__cols{grid-template-columns:1fr}
  .tag span{display:none}
  .scope__readout{grid-template-columns:1fr}
  .scope__readout>div{border-inline-start:0;border-top:1px solid var(--night-line)}
  .scope__readout>div:first-child{border-top:0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- Hebrew refinements: never letter-space Hebrew in mono ---------- */
html[lang=he] .btn,html[lang=he] .link-arrow,html[lang=he] .hero__specs span,html[lang=he] .tag span,html[lang=he] .session__num .mono{
  font-family:var(--f-body);letter-spacing:.01em;text-transform:none;font-weight:400;font-size:14px
}
html[lang=he] .tag span{font-size:13px}
.hero__bed img{height:auto}
/* numeric ranges must stay LTR inside RTL layout */
.hero__specs b,.scope__readout b,.prog-list .mono,.zone-card dd,.timeline span,.specs__list dd:not([data-i18n]){direction:ltr;unicode-bidi:isolate}
.hero__readout{inset-inline-end:auto}
html[dir=rtl] .hero__readout{left:var(--gutter)}
html[dir=ltr] .hero__readout{right:var(--gutter)}
.scope__readout>div{display:flex;flex-wrap:wrap;align-items:baseline;direction:ltr}
.scope__readout>div span{flex-basis:100%}
html[dir=rtl] .scope__readout>div{justify-content:flex-end;text-align:right}
section{padding-block:clamp(70px,9vw,140px)}
.disclaimer{max-width:var(--max);padding-inline-end:40%}
html[dir=rtl] .cite h3[dir=ltr]{text-align:right}
html[dir=rtl] .specs__list dd{text-align:right}
html[lang=he] .specs__list dt{font-family:var(--f-body);letter-spacing:0;text-transform:none;font-size:14px;padding-top:2px}
.product__stage img{aspect-ratio:2/1;object-fit:cover;object-position:50% 35%}
.tag{transform:translate(-5px,-5px)}
.tag{direction:ltr}.tag span{unicode-bidi:plaintext}
.tag span{background:rgba(244,240,232,.88);padding:4px 9px;color:var(--ink)}
/* qualitative meters (no technical values exposed) */
.meter{display:flex;gap:5px;padding-top:10px}
.meter i{width:18px;height:3px;background:rgba(244,240,232,.18);margin:0}
.meter i.on{background:var(--gold)}
.prog-list .mono:last-child{letter-spacing:.2em;color:var(--gold);opacity:.7}
.session__num .giant{font-size:clamp(110px,15vw,240px)}
html[dir=rtl] .zone-card dd{direction:rtl}
html[lang=he] .zone-card dd{font-family:var(--f-body);letter-spacing:0;font-size:15px}

/* ---------- full logo in nav (never split the lockup) ---------- */
.logo-mark--full{width:150px;aspect-ratio:1138/420;
  -webkit-mask-image:url(../assets/logo/somai-full-black.svg);mask-image:url(../assets/logo/somai-full-black.svg)}
.nav.scrolled .logo-mark--full{width:128px}

/* ---------- research ---------- */
.science__lede{max-width:62ch;color:var(--ink-2);font-size:clamp(17px,1.2vw,20px);margin:0 0 10px}
.science__grid .h3{font-family:var(--f-display);font-weight:300;font-size:clamp(34px,3vw,48px);direction:ltr;unicode-bidi:isolate}
html[dir=rtl] .science__grid .h3{text-align:right}
.studies{margin-top:80px}
.studies__k{color:var(--ink-3);margin:0 0 18px;font-weight:400}
.studies__list{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.studies__list li{display:grid;grid-template-columns:90px 1fr 110px;gap:24px;align-items:baseline;padding:22px 0;border-bottom:var(--line)}
.studies__list li>span{color:var(--burgundy)}
.studies__list b{font-family:var(--f-display);font-weight:400;font-size:20px}
.studies__list i{font-style:normal;font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.studies__list p{margin:6px 0 0;color:var(--ink-2);font-size:15px;max-width:80ch}
.studies__list a{color:var(--ink-3);text-decoration:none;justify-self:end}
.studies__list a:hover{color:var(--ink)}
.studies__list b,.studies__list i{unicode-bidi:isolate}

/* ---------- models ---------- */
.models__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3vw,48px);margin-top:50px}
.model__img{aspect-ratio:16/10;display:grid;place-items:center;margin-bottom:28px;overflow:hidden}
.model__img--bed{background:radial-gradient(90% 80% at 50% 40%,#FBF8F2,var(--bone))}
.model__img--bed img{width:84%;filter:drop-shadow(0 26px 24px rgba(40,30,20,.18))}
.model__img--kit{background:var(--night);color:var(--cream)}
.model__img--kit svg{width:100%;height:100%}
.kit__table rect,.kit__table path{fill:none;stroke:rgba(244,240,232,.6);stroke-width:1.2}
.kit__units rect{fill:rgba(200,161,90,.15);stroke:var(--gold);stroke-width:1.2}
.kit__cable{fill:none;stroke:rgba(200,161,90,.5);stroke-width:1;stroke-dasharray:3 4}
.kit__p{fill:none;stroke:var(--gold);stroke-width:1;transform-box:fill-box;transform-origin:center;animation:kitp 2.6s var(--ease) infinite}
.kit__p.k2{animation-delay:1.3s}
@keyframes kitp{0%{transform:scale(.4);opacity:.9}100%{transform:scale(1.5);opacity:0}}
.kit__labels path{fill:none;stroke:rgba(244,240,232,.6)}
.kit__labels text{fill:rgba(244,240,232,.6);font-size:11px;letter-spacing:.14em}
.model__k{color:var(--burgundy);margin:0 0 10px}
.model p{color:var(--ink-2);max-width:52ch}
.model__specs{list-style:none;padding:0;margin:24px 0 0;border-top:var(--line)}
.model__specs li{display:flex;align-items:baseline;gap:16px;padding:14px 0;border-bottom:var(--line)}
.model__specs b{font-family:var(--f-display);font-weight:300;font-size:30px;min-width:96px}
.model__specs span{color:var(--ink-2);font-size:15px}

/* ---------- control tiers ---------- */
.control__intro{display:grid;grid-template-columns:1fr 1fr;gap:6vw;align-items:end;margin-bottom:60px}
.control__grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--night-line)}
.tier{padding:36px 32px 10px;border-inline-start:1px solid var(--night-line)}
.tier:first-child{border-inline-start:0;padding-inline-start:0}
.tier__art{width:100%;max-width:260px;height:auto;margin-bottom:30px;overflow:visible}
.t-line{fill:none;stroke:rgba(244,240,232,.6);stroke-width:1.2}
.t-dim{fill:none;stroke:rgba(244,240,232,.25);stroke-width:1.2}
.t-btn{fill:none;stroke:var(--cream);stroke-width:1.2}
.t-ring{fill:none;stroke:var(--gold);stroke-width:1;transform-box:fill-box;transform-origin:center;animation:kitp 2.4s var(--ease) infinite}
.t-txt{fill:var(--cream);font-family:var(--f-display);font-size:14px}
.t-sel{fill:rgba(200,161,90,.18);stroke:var(--gold);stroke-width:1}
.t-sel2{fill:none;stroke:var(--gold);stroke-width:2}
.t-wave{fill:none;stroke:var(--gold);stroke-width:1.4;stroke-dasharray:240;animation:draw 3.5s linear infinite}
@keyframes draw{from{stroke-dashoffset:240}to{stroke-dashoffset:-240}}
.tier__k{color:var(--gold);margin:0 0 12px}
.tier p{color:rgba(244,240,232,.7)}
.tier__list{list-style:none;padding:0;margin:20px 0 26px;border-top:1px solid var(--night-line)}
.tier__list li{padding:12px 0;border-bottom:1px solid var(--night-line);font-size:15px;display:flex;gap:12px}
.tier__list li::before{content:"—";color:rgba(244,240,232,.6)}

@media (max-width:1100px){
  .models__grid,.control__intro{grid-template-columns:1fr}
  .control__grid{grid-template-columns:1fr}
  .tier{border-inline-start:0;padding-inline:0;border-bottom:1px solid var(--night-line)}
}
@media (max-width:860px){
  .studies__list li{grid-template-columns:1fr;gap:6px}
  .studies__list a{justify-self:start}
  .logo-mark--full{width:120px}
}
.schema__svg,.model__img--kit svg,.tier__art{direction:ltr}
.studies__list b,.studies__list i,.studies__list a,.cite__y,.tier__k,.model__k{direction:ltr;unicode-bidi:isolate}html[dir=rtl] .cite__y,html[dir=rtl] .tier__k,html[dir=rtl] .model__k{text-align:right}
.tel{display:flex;flex-direction:column;gap:6px;margin-top:22px;text-decoration:none;border-top:1px solid var(--night-line);padding-top:20px;max-width:260px}.tel span{color:var(--gold)}.tel b{font-family:var(--f-display);font-weight:300;font-size:28px;text-align:start}.tel:hover b{color:var(--gold)}html[dir=rtl] .tel b{text-align:right}

/* ---------- 3R method band ---------- */
.three-r{padding-block:clamp(70px,8vw,120px)}
.three-r__cmd{color:var(--gold);margin-bottom:28px;text-align:left;letter-spacing:.08em;text-transform:none;font-size:13px}
.three-r__cmd span{color:rgba(244,240,232,.62);margin-right:8px}
.caret{display:inline-block;width:8px;height:14px;background:var(--gold);margin-left:6px;vertical-align:-2px;animation:blink 1s steps(1) infinite}
.three-r__intro{font-family:var(--f-display);font-weight:300;font-size:clamp(22px,2vw,32px);line-height:1.35;max-width:36ch;margin-bottom:60px;color:var(--cream)}
.three-r__list{list-style:none;padding:0;margin-inline:auto;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--night-line)}
.three-r__list li{padding:30px 28px 0;border-inline-start:1px solid var(--night-line)}
.three-r__list li:first-child{border-inline-start:0;padding-inline-start:0}
.three-r__list .mono{color:var(--gold)}
.three-r__list b{display:block;font-family:var(--f-display);font-weight:300;font-size:clamp(56px,6.5vw,110px);line-height:1;letter-spacing:-.02em;margin:14px 0 18px;direction:ltr;unicode-bidi:isolate}
html[dir=rtl] .three-r__list b{text-align:right}
.three-r__list p{color:rgba(244,240,232,.65);max-width:30ch;margin:0}
@media (max-width:860px){
  .three-r__list{grid-template-columns:1fr}
  .three-r__list li{border-inline-start:0;padding-inline:0;border-bottom:1px solid var(--night-line);padding-bottom:26px}
}
html[dir=rtl] .three-r__cmd{text-align:right}
/* stainless push buttons with LED ring (control tier 1) */
.pb__nut{fill:url(#steel);stroke:rgba(255,255,255,.25);stroke-width:.8;opacity:.9}
.pb__bezel{fill:#8E8B85;stroke:#D9D6CF;stroke-width:1}
.pb__led{fill:none;stroke:rgba(244,240,232,.25);stroke-width:4}
.pb__cap{fill:url(#steel)}
.pb--on .pb__led{stroke:var(--gold);filter:url(#ledglow);animation:ledbreath 3.2s ease-in-out infinite}
@keyframes ledbreath{50%{stroke-opacity:.45}}
.pb__lbl{fill:rgba(244,240,232,.6);font-family:var(--f-mono);font-size:9px;letter-spacing:.14em}
.pb{transform-box:fill-box;transform-origin:center;transform:scale(1.3)}.pb__lbl{font-size:7.5px}
/* compact control panel (tier 2) running the SOMAI app */
.ap-bezel{fill:#050506;stroke:rgba(244,240,232,.28);stroke-width:1}
.ap-screen{fill:#14151B}
.ap-brand{fill:var(--cream);font-family:var(--f-display);font-size:9px;letter-spacing:.2em}
.ap-tile{fill:rgba(244,240,232,.05);stroke:rgba(244,240,232,.16);stroke-width:.8}
.ap-tile--on{fill:rgba(200,161,90,.16);stroke:var(--gold)}
.ap-ic{fill:none;stroke:var(--cream);stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}
.ap-tile--on+.ap-ic,.ap-tile--on+path{stroke:var(--gold)}
.ap-lbl{fill:rgba(244,240,232,.65);font-family:var(--f-mono);font-size:5.2px;letter-spacing:.08em}
.ap-lbl--dark{fill:var(--night);font-weight:500}
.ap-bar{fill:rgba(244,240,232,.06)}
.ap-bar--on{fill:var(--gold)}
/* to-scale placement of controls on the bed */
.placement{margin:0 auto 70px}
.placement__svg{width:100%;height:auto;display:block;direction:ltr}
.placement figcaption{color:rgba(244,240,232,.7);font-size:15px;max-width:60ch;margin-top:14px}
.pl-bezel{fill:#C9C6C0;stroke:#F0EEE9;stroke-width:.5}
.pl-cap{fill:#A8A59F}
.pl-led{fill:none;stroke:rgba(255,255,255,.35);stroke-width:1.1}
.pl-led--on{stroke:var(--gold);filter:url(#plglow);animation:ledbreath 3.2s ease-in-out infinite}
.pl-panel{fill:#050506;stroke:rgba(244,240,232,.6);stroke-width:.6}
.pl-screen{fill:#14151B}
.pl-tile{fill:rgba(244,240,232,.08);stroke:rgba(244,240,232,.25);stroke-width:.4}
.pl-tile--on{fill:rgba(200,161,90,.25);stroke:var(--gold)}
.pl-bar{fill:rgba(244,240,232,.08)}.pl-bar--on{fill:var(--gold)}
.pl-lead{fill:none;stroke:rgba(244,240,232,.62);stroke-width:1}
.pl-ring{fill:none;stroke:var(--gold);stroke-width:1.2}
.pl-lbl text{fill:rgba(244,240,232,.75);font-family:var(--f-mono);font-size:13px;letter-spacing:.14em}
.pl-lbl .pl-scale{fill:rgba(244,240,232,.66);font-size:11px}

/* ---------- accessibility (IS 5568 / WCAG 2.1 AA) ---------- */
.skip{position:absolute;inset-inline-start:16px;top:-60px;z-index:200;background:var(--ink);color:var(--cream);padding:12px 18px;font-size:15px;text-decoration:none;transition:top .2s}
.skip:focus{top:12px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.dark :focus-visible{outline-color:var(--cream)}
.zone:focus-visible{outline:none}.zone:focus-visible circle:first-child{stroke:var(--cream);stroke-width:3}
main:focus{outline:none}
.lang{text-decoration:none;color:inherit}
.prog-list button[aria-pressed=true] .mono:first-child{color:var(--gold)}

/* ---------- form legal ---------- */
.check{display:flex;gap:12px;align-items:flex-start;cursor:pointer;font-size:14px;color:rgba(244,240,232,.8)}
.check input{width:18px;height:18px;margin:3px 0 0;accent-color:var(--gold);flex:none}
.form__legal{margin:0;font-size:13px;color:rgba(244,240,232,.7)}
.form__legal a{color:var(--cream)}
.btn:disabled{opacity:.5;cursor:wait}

/* ---------- footer links ---------- */
.footer__links{display:flex;flex-wrap:wrap;gap:26px;margin-top:50px;font-size:14px}
.footer__links a{text-decoration:none;border-bottom:1px solid rgba(18,18,18,.25);padding-bottom:2px}
.footer__links a:hover{border-color:var(--ink)}
.footer__legal{margin-top:24px}

/* ---------- legal pages & 404 ---------- */
.legal-page{background:var(--cream)}
.legal__bar{display:flex;justify-content:space-between;align-items:center;padding:20px var(--gutter);border-bottom:var(--line)}
.legal__bar a{color:var(--ink)}
.legal__back{font-size:14px}
.legal{max-width:760px;margin:0 auto;padding:70px var(--gutter) 90px}
.legal h1{font-family:var(--f-display);font-weight:300;font-size:clamp(40px,5vw,64px);line-height:1.05;margin:0 0 10px}
.legal h2{font-family:var(--f-display);font-weight:400;font-size:26px;margin:44px 0 10px}
.legal p,.legal li{color:var(--ink-2)}
.legal ul{padding-inline-start:22px}
.legal li{margin-bottom:8px}
.legal__date{font-size:14px;color:var(--ink-3)!important}
.legal__en{margin-top:70px;padding-top:30px;border-top:1px solid var(--ink)}
.legal--404{min-height:70vh;display:flex;flex-direction:column;justify-content:center}
.legal--404 .mono{color:var(--burgundy)}
.footer--min{padding-top:30px}
.footer--min .footer__links{margin-top:0}
@media (max-width:860px){
  .disclaimer{padding-inline-end:0}
  .schema__labels text,.schema__dim text{font-size:24px;letter-spacing:.06em}
  .kit__labels text{font-size:15px}
  .pl-lbl text{font-size:30px}.pl-lbl .pl-scale{font-size:24px}
  .three-r__intro{font-size:22px}
}

/* ---------- built-in accessibility menu ---------- */
.a11y__btn{position:fixed;z-index:90;inset-inline-end:18px;bottom:18px;width:52px;height:52px;border-radius:50%;
  background:var(--ink);color:var(--cream);display:grid;place-items:center;box-shadow:0 6px 20px rgba(0,0,0,.25);border:2px solid var(--cream)}
.a11y__btn svg{width:28px;height:28px;fill:currentColor}
.a11y__btn:hover{background:var(--burgundy)}
.a11y__panel{position:fixed;z-index:91;inset-inline-end:18px;bottom:80px;width:min(320px,calc(100vw - 36px));max-height:calc(100vh - 110px);overflow:auto;
  background:var(--cream);color:var(--ink);border:1px solid var(--ink);box-shadow:0 18px 50px rgba(0,0,0,.3);padding:18px;font-family:var(--f-body);font-size:16px}
.a11y__panel[hidden]{display:none}
.a11y__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.a11y__head h2{margin:0;font-family:var(--f-display);font-weight:400;font-size:24px}
.a11y__x{font-size:28px;line-height:1;width:36px;height:36px}
.a11y__size{display:grid;grid-template-columns:1fr auto 1fr;gap:8px;align-items:center;margin-bottom:8px}
.a11y__size button,.a11y__opt,.a11y__foot button{border:1px solid var(--ink);padding:10px 12px;min-height:44px;font-size:15px;text-align:start;display:flex;justify-content:space-between;gap:8px;align-items:center;width:100%}
.a11y__size button span{font-family:var(--f-display);font-size:18px}
.a11y__lvl{font-family:var(--f-mono);font-size:13px;min-width:28px;text-align:center}
.a11y__opt{margin-top:8px}
.a11y__opt::after{content:"";width:16px;height:16px;border:1px solid var(--ink);border-radius:50%;flex:none}
.a11y__opt[aria-pressed=true]{background:var(--ink);color:var(--cream)}
.a11y__opt[aria-pressed=true]::after{background:var(--gold);border-color:var(--gold)}
.a11y__foot{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-top:14px}
.a11y__foot button{width:auto}
.a11y__foot a{font-size:14px;color:var(--ink)}

/* modes */
html.a11y-fs-1 body{zoom:1.12} html.a11y-fs-2 body{zoom:1.25} html.a11y-fs-3 body{zoom:1.4}
html.a11y-links a{text-decoration:underline!important;text-underline-offset:3px;outline:1px dashed currentColor;outline-offset:2px}
html.a11y-font{--f-display:'IBM Plex Sans Hebrew',system-ui,sans-serif}
html.a11y-font .mono{letter-spacing:.04em}
html.a11y-still *,html.a11y-still *::before,html.a11y-still *::after{animation:none!important;transition:none!important}
html.a11y-still .reveal{opacity:1;transform:none}
html.a11y-contrast{--ink:#000;--ink-2:#000;--ink-3:#1a1a1a;--cream:#fff;--bone:#fff;--sand:#fff;--night:#000;--night-2:#000;--gold:#FFD27A;--burgundy:#7A1F35}
html.a11y-contrast body::after{display:none}
html.a11y-contrast .dark,html.a11y-contrast .dark *{color:#fff!important}
html.a11y-contrast .dark .btn{color:#000!important}
html.a11y-contrast .hero,html.a11y-contrast .product,html.a11y-contrast .model__img--bed{background:#fff}
html.a11y-contrast .muted,html.a11y-contrast p{color:inherit}
html.a11y-contrast .a11y__panel,html.a11y-contrast .a11y__panel *{color:#000!important}
html.a11y-contrast .a11y__opt[aria-pressed=true]{color:#fff!important}
@media print{.a11y__btn,.a11y__panel{display:none}}