/* ============================================================
   SOMAGENIX LABS — v2 "INSTRUMENT GRADE"
   Light paper · pure black type · navy + electric cyan
   Type: Switzer (sans) + Martian Mono (eyebrows / readouts only)
   ============================================================ */

@font-face { font-family:"Switzer"; src:url("fonts/switzer-400.woff2") format("woff2"); font-weight:400; font-display:swap; }
@font-face { font-family:"Switzer"; src:url("fonts/switzer-500.woff2") format("woff2"); font-weight:500; font-display:swap; }
@font-face { font-family:"Switzer"; src:url("fonts/switzer-600.woff2") format("woff2"); font-weight:600; font-display:swap; }
@font-face { font-family:"Switzer"; src:url("fonts/switzer-700.woff2") format("woff2"); font-weight:700; font-display:swap; }
@font-face { font-family:"Martian Mono"; src:url("fonts/martianmono.woff2") format("woff2"); font-weight:300 700; font-display:swap; }

:root{
  --paper:#F1F0ED;
  --paper-2:#E7E5E1;
  --surface:#FFFFFF;
  --ink:#000000;
  --navy:#16233C;
  --navy-2:#0C1526;
  --cyan:#00A3D9;
  --cyan-soft:#7AD2E9;
  --line:rgba(0,0,0,.16);
  --line-soft:rgba(0,0,0,.09);
  --line-dark:rgba(255,255,255,.18);
  --num:#8C8C88;

  --sans:"Switzer","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"Martian Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;

  --gutter:clamp(18px,3.4vw,64px);
  --rule:1px solid var(--line);
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);

  --head-h:58px;
  --tick-h:30px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:var(--sans); font-size:15px; line-height:1.5;
  font-weight:400; letter-spacing:-.006em;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer; }
::selection{ background:var(--cyan); color:#fff; }

/* film grain — atmosphere, never texture-noise-as-decoration */
body::after{
  content:""; position:fixed; inset:0; z-index:9999; pointer-events:none;
  opacity:.05; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- type primitives ---------- */
.eyebrow{
  font-family:var(--mono); font-size:10px; font-weight:500;
  letter-spacing:.24em; text-transform:uppercase; line-height:1.4;
}
.micro{
  font-family:var(--mono); font-size:9.5px; font-weight:400;
  letter-spacing:.17em; text-transform:uppercase; line-height:1.6;
}
.display{
  font-size:clamp(40px,7.2vw,104px); font-weight:600; line-height:.87;
  letter-spacing:-.045em; margin:0;
}
.h2{
  font-size:clamp(30px,4.6vw,62px); font-weight:600; line-height:.94;
  letter-spacing:-.038em; margin:0;
}
.h3{ font-size:clamp(19px,2vw,26px); font-weight:600; letter-spacing:-.028em; line-height:1.12; margin:0; }
.lead{ font-size:clamp(15px,1.25vw,18px); line-height:1.45; letter-spacing:-.012em; margin:0; max-width:34ch; }

.shell{ padding-inline:var(--gutter); }
[id]{ scroll-margin-top:calc(var(--head-h) + 14px); }
.rule{ height:1px; background:var(--line); border:0; margin:0; }

/* ---------- buttons ---------- */
.pill{
  display:inline-flex; align-items:center; gap:12px;
  height:52px; padding:0 26px; border-radius:999px;
  background:var(--ink); color:#fff;
  font-family:var(--mono); font-size:10.5px; font-weight:500;
  letter-spacing:.19em; text-transform:uppercase;
  position:relative; overflow:hidden; isolation:isolate;
  transition:transform .5s var(--ease-out), box-shadow .5s var(--ease-out);
  box-shadow:0 1px 2px rgba(0,0,0,.16), 0 14px 28px -18px rgba(0,0,0,.7);
}
.pill span{ position:relative; z-index:2; }
.pill::before{
  content:""; position:absolute; inset:0; z-index:1; border-radius:inherit;
  background:linear-gradient(100deg,var(--navy),var(--cyan));
  transform:translateY(101%); transition:transform .55s var(--ease-out);
}
.pill:hover{ transform:translateY(-2px); box-shadow:0 2px 4px rgba(0,0,0,.16), 0 22px 40px -20px rgba(0,0,0,.8); }
.pill:hover::before{ transform:translateY(0); }
.pill .arw{ transition:transform .45s var(--ease-out); }
.pill:hover .arw{ transform:translateX(4px); }

.pill.ghost{ background:transparent; color:var(--ink); box-shadow:inset 0 0 0 1px var(--line); }
.cert .pill.ghost{ color:#fff; box-shadow:inset 0 0 0 1px rgba(255,255,255,.3); }
.pill.ghost:hover{ color:#fff; }
.pill.light{ background:#fff; color:var(--ink); }
.pill.light:hover{ color:#fff; }

.textlink{
  font-family:var(--mono); font-size:10px; font-weight:500; letter-spacing:.19em;
  text-transform:uppercase; display:inline-flex; align-items:center; gap:9px;
  padding-bottom:4px; position:relative;
}
.textlink::after{
  content:""; position:absolute; left:0; bottom:0; height:1px; width:100%;
  background:currentColor; transform-origin:right; transform:scaleX(1);
  transition:transform .45s var(--ease-out);
}
.textlink:hover::after{ transform:scaleX(0); transform-origin:left; }

/* ============================================================
   TICKER
   ============================================================ */
.ticker{
  height:var(--tick-h); border-bottom:var(--rule); overflow:hidden;
  display:flex; align-items:center; background:var(--paper);
  position:relative; z-index:60;
}
.ticker-track{ display:flex; width:max-content; will-change:transform; }
.ticker-rep{ display:flex; align-items:center; flex:none; }
.ticker-rep span{
  font-family:var(--mono); font-size:9px; font-weight:400; letter-spacing:.19em;
  text-transform:uppercase; padding:0 22px; white-space:nowrap;
}
.ticker-rep svg{ width:9px; height:9px; flex:none; opacity:.85; }

/* ============================================================
   HEADER
   ============================================================ */
.head{
  position:sticky; top:0; z-index:70; background:var(--paper);
  border-bottom:var(--rule); height:var(--head-h);
  transition:background .4s var(--ease), border-color .4s var(--ease);
}
.head-in{
  height:100%; display:grid; grid-template-columns:1fr auto 1fr; align-items:center;
  padding-inline:var(--gutter); gap:16px;
}
.nav{ display:flex; gap:28px; align-items:center; }
.nav a{
  font-family:var(--sans); font-size:14px; font-weight:500; letter-spacing:-.005em;
  text-transform:none; position:relative; padding-block:6px;
}
.nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:2px; height:1px;
  background:currentColor; transform:scaleX(0); transform-origin:left;
  transition:transform .4s var(--ease-out);
}
.nav a:hover::after{ transform:scaleX(1); }

.wordmark{
  justify-self:center; display:inline-flex; align-items:center; gap:8px;
  font-size:19px; font-weight:600; letter-spacing:-.045em; line-height:1;
  position:relative;
}
.wordmark b{ font-weight:600; }
.wordmark i{ font-style:normal; font-weight:400; }
.wm-text{ transition:opacity .35s var(--ease), transform .5s var(--ease-out); }
.wm-emblem{
  position:absolute; left:50%; top:50%; width:19px; height:19px;
  transform:translate(-50%,-50%) scale(.7); opacity:0;
  transition:opacity .35s var(--ease), transform .5s var(--ease-out);
}
body.scrolled .wm-text{ opacity:0; transform:scale(.94); }
body.scrolled .wm-emblem{ opacity:1; transform:translate(-50%,-50%) scale(1); }

.head-right{ justify-self:end; display:flex; align-items:center; gap:20px; }
.head-right button, .head-right a{
  font-family:var(--sans); font-size:14px; font-weight:500; letter-spacing:-.005em; text-transform:none;
}
.cart-dot{ display:inline-block; min-width:15px; }

/* nav fades away on scroll-down [SBA] */
.nav, .head-right{ transition:opacity .35s var(--ease), transform .45s var(--ease-out); }
body.nav-hidden .nav{ opacity:0; transform:translateX(-8px); pointer-events:none; }
body.nav-hidden .head-right{ opacity:0; transform:translateX(8px); pointer-events:none; }

.burger{ display:none; width:22px; height:14px; position:relative; }
.burger i{ position:absolute; left:0; right:0; height:1.5px; background:var(--ink); transition:transform .4s var(--ease-out), opacity .3s; }
.burger i:nth-child(1){ top:0; } .burger i:nth-child(2){ top:6.2px; } .burger i:nth-child(3){ top:12.4px; }
body.menu-open .burger i:nth-child(1){ transform:translateY(6.2px) rotate(45deg); }
body.menu-open .burger i:nth-child(2){ opacity:0; }
body.menu-open .burger i:nth-child(3){ transform:translateY(-6.2px) rotate(-45deg); }

/* ---------- full screen menu ---------- */
.menu{
  position:fixed; inset:0; z-index:65; background:var(--paper);
  padding:calc(var(--head-h) + var(--tick-h) + 40px) var(--gutter) 40px;
  display:flex; flex-direction:column; justify-content:space-between;
  clip-path:inset(0 0 100% 0); visibility:hidden;
  transition:clip-path .72s var(--ease-out), visibility 0s .72s;
  pointer-events:none;
}
body.menu-open .menu{ clip-path:inset(0 0 0 0); pointer-events:auto; visibility:visible; transition:clip-path .72s var(--ease-out), visibility 0s; }
.menu-links{ display:flex; flex-direction:column; gap:2px; }
.menu-links a{
  font-size:clamp(34px,9vw,72px); font-weight:600; letter-spacing:-.045em; line-height:1.02;
  display:flex; align-items:baseline; gap:0;
  opacity:0; transform:translateY(26px);
  transition:opacity .5s var(--ease), transform .6s var(--ease-out);
}
.menu-links a em{
  font-family:var(--mono); font-style:normal; font-size:14px; font-weight:400;
  letter-spacing:.08em; color:var(--num); width:2.3em; flex:none; text-align:left;
}
body.menu-open .menu-links a{ opacity:1; transform:none; }
body.menu-open .menu-links a:nth-child(1){ transition-delay:.16s; }
body.menu-open .menu-links a:nth-child(2){ transition-delay:.22s; }
body.menu-open .menu-links a:nth-child(3){ transition-delay:.28s; }
body.menu-open .menu-links a:nth-child(4){ transition-delay:.34s; }
body.menu-open .menu-links a:nth-child(5){ transition-delay:.40s; }
.menu-foot{ display:flex; flex-wrap:wrap; gap:8px 28px; opacity:0; transition:opacity .5s .46s var(--ease); }
body.menu-open .menu-foot{ opacity:1; }
body.menu-open{ overflow:hidden; }

/* ============================================================
   HERO
   ============================================================ */
.hero-scroll{ position:relative; }
.hero{
  position:relative; min-height:calc(100svh - var(--head-h) - var(--tick-h));
  display:grid; grid-template-columns:1.05fr .95fr; grid-template-rows:1fr auto;
  align-items:center;
  column-gap:clamp(20px,4vw,72px); row-gap:0;
  padding:clamp(24px,4vh,56px) var(--gutter) 0;
  overflow:hidden;
}
@media (min-width:861px){
  .hero-scroll{ height:195vh; }
  .hero{
    position:sticky; top:var(--head-h);
    height:calc(100svh - var(--head-h)); min-height:660px;
  }
}
.hero::before{ /* soft studio light */
  content:""; position:absolute; inset:-10% -10% 0 30%; pointer-events:none;
  background:radial-gradient(58% 62% at 62% 42%, #ffffff 0%, rgba(255,255,255,0) 68%);
}
.hero::after{ /* engineering grid */
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.5;
  background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:clamp(60px,7vw,104px) clamp(60px,7vw,104px);
  -webkit-mask-image:radial-gradient(75% 70% at 50% 45%,#000 20%,transparent 78%);
  mask-image:radial-gradient(75% 70% at 50% 45%,#000 20%,transparent 78%);
}
.hero-copy{ position:relative; z-index:3; max-width:640px; padding-bottom:clamp(30px,6vh,64px); }
.hero-copy > *{ opacity:0; transform:translateY(22px); animation:rise .9s var(--ease-out) forwards; }
.hero-copy > *:nth-child(1){ animation-delay:.12s; }
.hero-copy > *:nth-child(2){ animation-delay:.20s; }
.hero-copy > *:nth-child(3){ animation-delay:.30s; }
.hero-copy > *:nth-child(4){ animation-delay:.38s; }
.hero-copy > *:nth-child(5){ animation-delay:.46s; }
@keyframes rise{ to{ opacity:1; transform:none; } }

.hero-eyebrow{ display:flex; align-items:center; gap:10px; margin-bottom:clamp(16px,2.4vh,26px); }
.hero-eyebrow .dot{ width:6px; height:6px; border-radius:50%; background:var(--cyan); box-shadow:0 0 0 0 rgba(0,163,217,.55); animation:pulse 2.4s infinite; }
@keyframes pulse{ 70%{ box-shadow:0 0 0 9px rgba(0,163,217,0);} 100%{ box-shadow:0 0 0 0 rgba(0,163,217,0);} }
.hero .display{ margin-bottom:clamp(16px,2.4vh,26px); }
.hero .display em{ font-style:normal; position:relative; white-space:nowrap; }
.hero .display em::after{
  content:""; position:absolute; left:0; right:0; bottom:.1em; height:.055em; background:var(--cyan);
  transform:scaleX(0); transform-origin:left; animation:swipe .9s .8s var(--ease-out) forwards;
}
@keyframes swipe{ to{ transform:scaleX(1);} }
.hero-cta{ display:flex; align-items:center; gap:clamp(16px,2vw,30px); margin-top:clamp(22px,3.4vh,38px); flex-wrap:wrap; }

.hero-specs{ display:flex; gap:clamp(18px,2.6vw,40px); margin-top:clamp(26px,4vh,46px); flex-wrap:wrap; }
.hero-specs div{ border-left:1px solid var(--line); padding-left:12px; }
.hero-specs b{ display:block; font-size:clamp(17px,1.7vw,23px); font-weight:600; letter-spacing:-.03em; line-height:1.1; }
.hero-specs span{ display:block; margin-top:3px; }

/* --- the pen rig --- */
.hero-stage{ position:relative; z-index:2; height:100%; display:flex; align-items:center; justify-content:center; }
.pen-rig{
  position:relative; height:min(62svh,560px); aspect-ratio:204/2096;
  width:auto; --p:0;
}
.pen-rig img{ position:absolute; left:0; width:100%; height:auto; }
.pen-cap{
  top:0; z-index:4;
  transform:translate3d(calc(var(--p) * -62%), calc(var(--p) * -30%), 0) rotate(calc(var(--p) * -14deg));
  transform-origin:50% 92%;
  filter:drop-shadow(0 calc(24px + var(--p)*34px) calc(30px + var(--p)*30px) rgba(10,20,40,calc(.14 + var(--p)*.1)));
}
.pen-barrel{ top:34.73%; z-index:3; filter:drop-shadow(0 26px 30px rgba(10,20,40,.16)); }
.pen-cart{
  z-index:2; width:76%; left:12%;
  top:calc(32% - var(--p) * 26%);
  opacity:calc(var(--p) * 2.2);
  filter:drop-shadow(0 14px 18px rgba(10,20,40,.14));
}
.pen-plinth{
  position:absolute; left:50%; bottom:-2%; width:230%; height:5%;
  transform:translateX(-50%); z-index:1; pointer-events:none;
  background:radial-gradient(50% 50% at 50% 50%, rgba(12,21,38,.16), transparent 70%);
}

/* HUD callouts — HTML so the type stays typographically correct */
.hud{ position:absolute; inset:0; z-index:5; pointer-events:none; }
.hud-item{ position:absolute; top:var(--y); display:flex; align-items:center; gap:0; white-space:nowrap; }
.hud-item[data-side="left"]{ right:calc(100% + 6px); flex-direction:row-reverse; }
.hud-item[data-side="right"]{ left:calc(100% + 6px); }
.hud-dot{
  width:5px; height:5px; border-radius:50%; background:var(--cyan); flex:none;
  transform:scale(0); transition:transform .45s var(--ease-out);
}
.hud-line{
  height:1px; width:clamp(48px,7vw,104px); background:var(--ink); flex:none; opacity:.55;
  transform:scaleX(0); transition:transform .65s var(--ease-out);
}
.hud-item[data-side="left"] .hud-line{ transform-origin:right; }
.hud-item[data-side="right"] .hud-line{ transform-origin:left; }
.hud-txt{
  padding-inline:11px; opacity:0; transform:translateY(5px);
  transition:opacity .5s .12s var(--ease), transform .55s .12s var(--ease-out);
}
.hud-item[data-side="left"] .hud-txt{ text-align:right; }
.hud-txt b{
  display:block; font-family:var(--mono); font-size:9.5px; font-weight:500;
  letter-spacing:.17em; text-transform:uppercase;
}
.hud-txt i{
  display:block; font-style:normal; font-family:var(--mono); font-size:8px; font-weight:400;
  letter-spacing:.12em; text-transform:uppercase; margin-top:4px;
}
.hud-item.on .hud-line{ transform:scaleX(1); }
.hud-item.on .hud-dot{ transform:scale(1); }
.hud-item.on .hud-txt{ opacity:1; transform:none; }

.hero-foot{
  grid-column:1/-1; display:flex; justify-content:space-between; gap:20px;
  padding:14px 0 16px; border-top:var(--rule); position:relative; z-index:3; flex-wrap:wrap;
}
.hero-foot div:last-child{ text-align:right; }

/* ============================================================
   SECTION HEADS
   ============================================================ */
.sec-head{
  display:flex; align-items:flex-end; justify-content:space-between; gap:24px;
  padding:clamp(56px,8vw,110px) 0 clamp(22px,3vw,36px); flex-wrap:wrap;
}
.sec-head .eyebrow{ margin-bottom:14px; }

/* reveal on scroll */
[data-reveal]{ opacity:0; transform:translateY(26px); transition:opacity .8s var(--ease), transform .9s var(--ease-out); }
[data-reveal].in{ opacity:1; transform:none; }

/* ============================================================
   PRODUCT CARDS
   ============================================================ */
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(10px,1.2vw,18px); }
.card{
  position:relative; background:var(--surface); border:1px solid var(--line-soft);
  border-radius:4px; overflow:hidden; display:flex; flex-direction:column;
  transition:transform .6s var(--ease-out), box-shadow .6s var(--ease-out), border-color .5s;
}
.card:hover{ transform:translateY(-4px); box-shadow:0 30px 60px -40px rgba(10,20,40,.6); border-color:var(--line); }
.card-media{
  position:relative; aspect-ratio:4/5; overflow:hidden;
  background:
    radial-gradient(88% 74% at 50% 30%, #ffffff, rgba(255,255,255,0) 88%),
    linear-gradient(180deg,#F8F8F6,#E7E6E2);
  display:flex; align-items:center; justify-content:center;
}
.card-media::after{
  content:""; position:absolute; left:50%; bottom:9%; width:56%; height:5%;
  transform:translateX(-50%); border-radius:50%;
  background:radial-gradient(50% 50% at 50% 50%, rgba(12,21,38,.2), transparent 72%);
}
.card-media img{
  position:relative; z-index:1; height:88%; width:auto; object-fit:contain;
  transition:transform .8s var(--ease-out);
  filter:drop-shadow(0 22px 24px rgba(10,20,40,.2));
}
.card:hover .card-media img{ transform:translateY(-8px) scale(1.045); }
.card-tag{
  position:absolute; top:12px; left:12px; z-index:2;
  font-family:var(--mono); font-size:8.5px; font-weight:500; letter-spacing:.17em; text-transform:uppercase;
  background:rgba(255,255,255,.86); backdrop-filter:blur(6px);
  border:1px solid var(--line-soft); border-radius:2px; padding:5px 8px;
}
.card-body{ padding:16px 16px 18px; display:flex; flex-direction:column; gap:9px; flex:1; }
.card-row{ display:flex; align-items:baseline; justify-content:space-between; gap:12px; }
.card-name{ font-size:clamp(16px,1.35vw,19px); font-weight:600; letter-spacing:-.03em; line-height:1.1; }
.card-name i{ font-style:normal; font-weight:400; }
.card-price{ font-size:15px; font-weight:500; letter-spacing:-.02em; font-variant-numeric:tabular-nums; }
.card-stock{ display:flex; align-items:center; gap:7px; font-family:var(--mono); font-size:8.5px; letter-spacing:.15em; text-transform:uppercase; }
.card-stock i{ width:5px; height:5px; border-radius:50%; background:#1E8A4C; display:inline-block; }
.card-cta{
  margin-top:auto; display:flex; align-items:center; justify-content:space-between;
  border-top:1px solid var(--line-soft); padding-top:12px;
  font-family:var(--mono); font-size:9px; font-weight:500; letter-spacing:.19em; text-transform:uppercase;
}
.card-cta .arw{ transition:transform .45s var(--ease-out); }
.card:hover .card-cta .arw{ transform:translateX(5px); }

/* ============================================================
   TECHNOLOGY — sticky exploded sequence
   ============================================================ */
.tech{ position:relative; background:var(--navy-2); color:#fff; margin-top:clamp(60px,9vw,120px); }
.tech-scroll{ height:340vh; }
.tech-sticky{ position:sticky; top:var(--head-h); height:calc(100svh - var(--head-h)); min-height:600px; overflow:hidden; display:flex; flex-direction:column; }
.tech-bg{
  position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(60% 50% at 50% 42%, rgba(0,163,217,.22), transparent 70%),
    linear-gradient(180deg,#101B31,#080E1B);
}
.tech-grid{
  position:absolute; inset:0; pointer-events:none; opacity:.4;
  background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);
  background-size:78px 78px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 45%,#000,transparent 80%);
  mask-image:radial-gradient(70% 60% at 50% 45%,#000,transparent 80%);
}
.tech-top{
  position:relative; z-index:3; display:flex; justify-content:space-between; align-items:flex-start;
  gap:20px; padding:clamp(22px,4vh,44px) var(--gutter) 0; flex-wrap:wrap;
}
.tech-top .h2{ max-width:14ch; }
.tech-top .lead{ max-width:30ch; }
.tech-stage{
  position:relative; z-index:3; flex:1; display:flex; align-items:center; justify-content:center;
  gap:clamp(20px,4vw,68px); padding-inline:var(--gutter); --p:0; --ph:min(40svh,370px);
}
.part{
  position:relative; display:flex; flex-direction:column; align-items:center;
  will-change:transform,opacity;
}
.part-img{ position:relative; height:var(--ph,380px); display:flex; align-items:flex-end; justify-content:center; }
.part-img img{ height:calc(var(--ph,380px) * var(--k,1)); width:auto; filter:drop-shadow(0 34px 44px rgba(0,0,0,.6)); }
.part-1{ --k:.67; --rot:-7deg; --dy:-16px; transform:translate3d(calc(9vw - var(--p) * 22vw),0,0); }
.part-2{ --k:.716; --rot:0deg; --dy:8px;  transform:translate3d(0,0,0); }
.part-3{ --k:1; --rot:5deg; --dy:-8px; transform:translate3d(calc(-9vw + var(--p) * 22vw),0,0); }
.part-img{
  transform:translateY(calc(var(--p) * var(--dy,0px))) rotate(calc(var(--p) * var(--rot,0deg)));
  transform-origin:50% 70%;
}

/* liquid fill inside the glass cartridge */
.cart-wrap{ position:relative; line-height:0; }
.cart-fill{
  position:absolute; inset:0; pointer-events:none; mix-blend-mode:multiply;
  background:linear-gradient(180deg, rgba(150,226,244,.92), rgba(0,163,217,.96) 40%, rgba(0,116,168,1));
  -webkit-mask-image:url("cartridge.webp"); mask-image:url("cartridge.webp");
  -webkit-mask-size:100% 100%; mask-size:100% 100%;
  -webkit-mask-repeat:no-repeat; mask-repeat:no-repeat;
  clip-path:inset(calc((1 - var(--fill,0)) * 82%) 0 18% 0);
}
.part-label{
  margin-top:22px; height:74px; text-align:center; opacity:0; transform:translateY(10px);
  transition:opacity .5s var(--ease), transform .6s var(--ease-out);
}
.part.on .part-label{ opacity:1; transform:none; }
.part-label .num{
  font-family:var(--mono); font-size:9px; letter-spacing:.2em; color:var(--cyan-soft); display:block; margin-bottom:7px;
}
.part-label b{ display:block; font-size:15px; font-weight:600; letter-spacing:-.02em; }
.part-label span{ display:block; font-family:var(--mono); font-size:8.5px; letter-spacing:.13em; text-transform:uppercase; margin-top:6px; color:#fff; }

.tech-readout{
  position:relative; z-index:3; display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  padding:0 var(--gutter) clamp(22px,4vh,42px); border-top:1px solid var(--line-dark); margin-inline:0;
}
.tech-readout > div{ padding-top:14px; }
.tech-readout b{ display:block; font-size:clamp(18px,2vw,28px); font-weight:600; letter-spacing:-.03em; font-variant-numeric:tabular-nums; }
.tech-readout span{ display:block; margin-top:4px; color:#fff; }
.tech .eyebrow{ color:var(--cyan-soft); }
.tech .micro{ color:#fff; }
.tech .h2, .tech .lead{ color:#fff; }
.tech-progress{
  position:absolute; left:var(--gutter); right:var(--gutter); bottom:0; height:1px; z-index:4;
  background:rgba(255,255,255,.16);
}
.tech-progress i{ display:block; height:100%; width:calc(var(--p,0) * 100%); background:var(--cyan); }

/* ============================================================
   PHARMACEUTICAL GRADE
   ============================================================ */
/* black-glass proof panel — the frost needs a scene behind it or it reads flat */
.pharma{
  position:relative; isolation:isolate; overflow:hidden;
  background:#05070B; color:#fff;
  padding-bottom:clamp(56px,8vw,104px);
}
.pharma::before{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(38% 30% at 76% 46%, rgba(0,163,217,.34), transparent 70%),
    radial-gradient(44% 38% at 88% 10%, rgba(0,120,175,.26), transparent 68%),
    radial-gradient(56% 48% at 6% 76%, rgba(26,42,72,.95), transparent 72%),
    radial-gradient(34% 30% at 62% 96%, rgba(0,86,134,.22), transparent 74%),
    linear-gradient(180deg,#0A0E17 0%,#05070B 58%,#04060A 100%);
}
.pharma::after{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none; opacity:.34;
  background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:92px 92px;
  -webkit-mask-image:radial-gradient(82% 72% at 50% 38%,#000,transparent 84%);
  mask-image:radial-gradient(82% 72% at 50% 38%,#000,transparent 84%);
}
.pharma > *{ position:relative; z-index:1; }
.pharma .eyebrow{ color:var(--cyan-soft); }
.pharma .micro{ color:#fff; }
.pharma .h2, .pharma .lead{ color:#fff; }
.pharma-note .bar{ background:var(--cyan); }
.pharma-in{ display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(24px,4vw,70px); align-items:start; }
.pharma .h2{ max-width:16ch; }
.pharma .lead{ margin-top:18px; }
.pharma-note{ margin-top:22px; display:flex; gap:10px; align-items:flex-start; max-width:44ch; }
.pharma-note .bar{ width:2px; align-self:stretch; background:var(--cyan); flex:none; }

.spec{
  border-top:1px solid rgba(255,255,255,.24); margin-top:clamp(26px,4vw,42px);
}
.spec-row{
  display:grid; grid-template-columns:1fr auto auto; gap:12px 18px; align-items:baseline;
  padding:15px 0; border-bottom:1px solid rgba(255,255,255,.11);
}
.spec-row .k{ font-size:13.5px; font-weight:400; letter-spacing:-.015em; color:#fff; }
.spec-row .v{ font-size:clamp(15px,1.4vw,19px); font-weight:600; letter-spacing:-.025em; font-variant-numeric:tabular-nums; color:#fff; }
.spec-row .s{ font-family:var(--mono); font-size:8.5px; letter-spacing:.15em; text-transform:uppercase; color:#fff; }
.spec-row .s.pass{ color:var(--cyan-soft); }

/* certificate card */
.cert{
  position:sticky; top:calc(var(--head-h) + 22px); overflow:hidden;
  padding:clamp(22px,2.4vw,32px); border-radius:16px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.2);
  -webkit-backdrop-filter:blur(22px) saturate(160%);
  backdrop-filter:blur(22px) saturate(160%);
  box-shadow:0 54px 96px -44px rgba(0,0,0,.95), inset 0 1px 0 rgba(255,255,255,.3);
}
.cert::before{
  content:""; position:absolute; inset:0; pointer-events:none; border-radius:inherit;
  background:linear-gradient(148deg, rgba(255,255,255,.18) 0%, rgba(255,255,255,.02) 34%, transparent 62%);
}
.cert > *{ position:relative; }
.cert-top{ display:flex; justify-content:space-between; align-items:flex-start; gap:14px; padding-bottom:16px; border-bottom:1px solid rgba(255,255,255,.16); }
.cert-org{ font-size:17px; font-weight:600; letter-spacing:-.03em; line-height:1.15; color:#fff; }
.cert-org span{ display:block; margin-top:5px; }
.cert-seal{
  width:56px; height:56px; border-radius:50%; border:1px solid rgba(255,255,255,.22); flex:none;
  display:grid; place-items:center;
  background:radial-gradient(circle at 38% 32%, rgba(255,255,255,.2), rgba(255,255,255,.03));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25);
}
.cert-seal svg{ width:24px; height:24px; }
.cert-rows{ display:grid; grid-template-columns:1fr 1fr; gap:0; }
.cert-rows div{ padding:16px 0 15px; border-bottom:1px solid rgba(255,255,255,.11); }
.cert-rows div:nth-child(odd){ padding-right:18px; border-right:1px solid rgba(255,255,255,.11); }
.cert-rows div:nth-child(even){ padding-left:18px; }
.cert-rows div:nth-last-child(-n+2){ border-bottom:0; }
.cert-rows b{ display:block; font-size:clamp(19px,2vw,26px); font-weight:600; letter-spacing:-.035em; font-variant-numeric:tabular-nums; line-height:1; }
.cert-rows span{ display:block; margin-top:7px; }
.cert-foot{ margin-top:18px; padding-top:14px; border-top:1px solid rgba(255,255,255,.16); display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; }

/* ============================================================
   SHOP ALL
   ============================================================ */
.shop-grid{ display:grid; grid-template-columns:repeat(5,1fr); gap:clamp(10px,1.2vw,18px); }
.shop-grid .card-media{ aspect-ratio:3/5; }
.shop-grid .card-media img{ height:90%; }
.shop-grid .card-name{ font-size:clamp(15px,1.15vw,17px); }

/* ============================================================
   FOOTER
   ============================================================ */
.foot{ border-top:var(--rule); margin-top:clamp(60px,9vw,120px); padding-block:clamp(34px,5vw,60px) 26px; }
.foot-in{ display:grid; grid-template-columns:1.4fr repeat(3,1fr); gap:clamp(22px,3vw,46px); }
.foot-mark{ font-size:26px; font-weight:600; letter-spacing:-.05em; }
.foot h4{ font-family:var(--mono); font-size:9px; font-weight:500; letter-spacing:.2em; text-transform:uppercase; margin:0 0 14px; }
.foot ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:9px; }
.foot ul a{ font-size:13.5px; position:relative; }
.foot ul a:hover{ text-decoration:underline; text-underline-offset:3px; }
.foot-legal{ margin-top:clamp(30px,4vw,52px); padding-top:18px; border-top:1px solid var(--line-soft); display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap; }
.foot-legal p{ margin:0; max-width:70ch; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1080px){
  .grid-3{ grid-template-columns:repeat(2,1fr); }
  .grid-3 .card:last-child{ grid-column:span 2; }
  .grid-3 .card:last-child .card-media{ aspect-ratio:16/10; }
  .shop-grid{ grid-template-columns:repeat(3,1fr); }
  .cert{ position:static; }
  .pharma-in{ grid-template-columns:1fr; }
  .foot-in{ grid-template-columns:1fr 1fr; }
}
@media (max-width:860px){
  :root{ --head-h:54px; --gutter:clamp(22px,5.6vw,32px); }
  .nav{ display:none; }
  .burger{ display:block; }
  .head-in{ grid-template-columns:auto 1fr auto; }
  .wordmark{ justify-self:center; }
  .head-right .search{ display:none; }

  /* hero: copy left, pen large and bleeding off the right edge */
  .hero-scroll{ height:175vh; }
  .hero{
    position:sticky; top:var(--head-h);
    height:calc(100svh - var(--head-h)); min-height:540px;
    display:grid; grid-template-columns:minmax(0,1fr) auto; grid-template-rows:1fr auto;
    align-items:center; column-gap:16px; row-gap:0;
    padding:clamp(18px,2.6vh,30px) var(--gutter) 0;
  }
  .hero-copy{ grid-column:1; grid-row:1; }
  .hero-foot{ grid-column:1 / -1; grid-row:2; }
  .hero::before{ inset:-10% -20% 0 18%; }
  .hero::after{ background-size:62px 62px; }

  .hero-copy{ position:relative; z-index:3; width:auto; padding-bottom:0; }
  .hero-eyebrow.eyebrow{ font-size:9px; letter-spacing:.15em; }
  /* cap drifts less on mobile so it never crosses the headline */
  .pen-cap{ transform:translate3d(calc(var(--p) * -34%), calc(var(--p) * -26%), 0) rotate(calc(var(--p) * -10deg)); }
  .pen-plinth{ width:150%; }
  .hero .display{ font-size:clamp(29px,8.6vw,46px); line-height:.9; }
  .hero .lead{ max-width:none; font-size:14.5px; line-height:1.4; }
  .hero-eyebrow{ margin-bottom:14px; }
  .hero-cta{ flex-direction:column; align-items:flex-start; gap:14px; margin-top:24px; }
  .hero-cta .pill{ height:50px; padding:0 22px; }
  .hero-specs{ gap:16px 16px; margin-top:26px; }
  .hero-specs div{ width:calc(50% - 8px); min-width:0; padding-left:10px; }
  .hero-specs b{ font-size:19px; }

  /* pen sits in its own grid column beside the copy — cannot overflow the viewport */
  .hero-stage{
    position:relative; z-index:1; grid-column:2; grid-row:1;
    width:auto; align-items:center; justify-content:flex-end; pointer-events:none;
  }
  .pen-rig{ height:min(74svh,560px); width:auto; }
  .hud{ display:none; }

  .hero-foot{
    position:relative; z-index:3; margin-top:auto;
    flex-direction:row; gap:12px; padding:12px 0 14px;
  }
  .hero-foot div:last-child{ display:none; }

  .tech-scroll{ height:300vh; }
  .tech-top{ flex-direction:column; gap:12px; }
  .part-img img{ height:min(30svh,250px); }
  .part-1{ transform:translate3d(calc(var(--p) * -22vw), calc(var(--p) * -1vh), 0) rotate(calc(var(--p) * -7deg)); }
  .part-3{ transform:translate3d(calc(var(--p) * 22vw), 0, 0) rotate(calc(var(--p) * 5deg)); }
  .part-label b{ font-size:13px; }
  .part-label span{ display:none; }
  .tech-readout{ gap:12px 20px; }
  .tech-readout b{ font-size:17px; }

  .grid-3{ grid-template-columns:1fr; }
  .grid-3 .card:last-child{ grid-column:auto; }
  .grid-3 .card:last-child .card-media{ aspect-ratio:4/5; }
  .shop-grid{ grid-template-columns:1fr 1fr; }
  .shop-grid .card-media{ aspect-ratio:4/5; }
  .cert-rows{ grid-template-columns:1fr 1fr; }

  /* footer: neat 2-up rows instead of one long stack */
  .foot{ padding-block:clamp(30px,6vw,46px) 22px; }
  .foot-in{ grid-template-columns:1fr 1fr; gap:30px 20px; }
  .foot-in > div:first-child{ grid-column:1 / -1; }
  .foot-mark{ font-size:23px; }
  .foot h4{ margin-bottom:12px; }
  .foot ul{ gap:9px; }
  .foot ul a{ font-size:13px; }
  .foot-legal{ flex-direction:column; gap:14px; margin-top:30px; }
}
@media (max-width:520px){
  .hero-specs{ gap:14px; }
  .hero-specs div{ min-width:calc(50% - 14px); }
  .shop-grid{ grid-template-columns:1fr; }
  .sec-head{ align-items:flex-start; }
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
  html{ scroll-behavior:auto; }
  .pen-rig{ --p:.55; }
  .tech-stage{ --p:1; }
  [data-reveal]{ opacity:1; transform:none; }
  .hero-copy > *{ opacity:1; transform:none; }
}

/* ============================================================
   CATALOGUE PAGE
   ============================================================ */
.cat-head{ padding-top:clamp(40px,7vw,86px); }
.cat-head .eyebrow{ margin-bottom:16px; }
.cat-title{ margin-bottom:20px; }
.cat-head .lead{ max-width:46ch; }

/* comparison table — the range readable without opening anything */
.cmp-wrap{ overflow-x:auto; border:1px solid var(--line-soft); border-radius:4px; background:var(--surface); }
.cmp{ width:100%; border-collapse:collapse; min-width:720px; }
.cmp th, .cmp td{ text-align:left; padding:16px 18px; border-bottom:1px solid var(--line-soft); vertical-align:baseline; }
.cmp thead th{
  font-family:var(--mono); font-size:8.5px; font-weight:500; letter-spacing:.16em; text-transform:uppercase;
  padding-block:13px; border-bottom:1px solid var(--line); white-space:nowrap;
}
.cmp tbody tr:last-child th, .cmp tbody tr:last-child td{ border-bottom:0; }
.cmp tbody tr{ transition:background .3s var(--ease); }
.cmp tbody tr:hover{ background:#FAFAF8; }
.cmp tbody th{ font-weight:600; font-size:16px; letter-spacing:-.028em; white-space:nowrap; }
.cmp tbody th i{ font-style:normal; font-weight:400; }
.cmp tbody th a{ position:relative; }
.cmp tbody th a::after{
  content:""; position:absolute; left:0; right:0; bottom:-3px; height:1px; background:currentColor;
  transform:scaleX(0); transform-origin:left; transition:transform .4s var(--ease-out);
}
.cmp tbody tr:hover th a::after{ transform:scaleX(1); }
.cmp td{ font-size:14px; }
.cmp .num{ font-variant-numeric:tabular-nums; white-space:nowrap; }
.cmp .price{ font-weight:600; font-size:16px; letter-spacing:-.025em; }
.cmp .ins{ font-family:var(--mono); font-size:9px; letter-spacing:.1em; text-transform:uppercase; }
.cmp .ok{ display:inline-flex; align-items:center; gap:7px; font-family:var(--mono); font-size:8.5px; letter-spacing:.15em; text-transform:uppercase; white-space:nowrap; }
.cmp .ok::before{ content:""; width:5px; height:5px; border-radius:50%; background:#1E8A4C; }

/* quantity tiers */
.tiers{ display:flex; flex-wrap:wrap; gap:10px; align-items:center; margin-top:16px; }
.tier{
  display:flex; align-items:baseline; gap:10px; padding:11px 16px;
  border:1px solid var(--line-soft); border-radius:3px; background:var(--surface);
}
.tier b{ font-size:14px; font-weight:600; letter-spacing:-.02em; }
.tier.on{ border-color:var(--ink); }
.tier-note{ margin:0 0 0 auto; }

/* wholesale band */
.band{
  margin-top:clamp(56px,8vw,104px); border-radius:6px; overflow:hidden; position:relative;
  background:linear-gradient(150deg,#16233C,#0A1220 62%); color:#fff;
  display:grid; grid-template-columns:1.1fr .9fr; gap:clamp(22px,4vw,60px);
  padding:clamp(30px,4.6vw,58px);
}
.band::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:radial-gradient(46% 60% at 88% 20%, rgba(0,163,217,.28), transparent 70%);
}
.band > *{ position:relative; z-index:1; }
.band .h2{ color:#fff; }
.band .lead{ color:#fff; margin-bottom:24px; }
.band-cta{ display:flex; flex-direction:column; justify-content:flex-end; align-items:flex-start; }

@media (max-width:860px){
  .cat-head{ padding-top:clamp(28px,6vw,48px); }
  .tier-note{ margin:6px 0 0; }
  .band{ grid-template-columns:1fr; }
}