/* ============================================================
   Roofingsheetshub — built on the house design system
   (same tokens, type scale and component anatomy as the
    client's first site, so the two read as one brand)
   ============================================================ */

:root{
  /* Warm stone over a green-grey near-black. Low chroma throughout:
     value contrast does the work, saturation stays out of the way. */
  --paper:#f3f1ec;
  --paper-2:#e8e4db;
  --paper-3:#dad5c9;
  --ink:#1b1f1e;
  --ink-soft:#252a29;
  --ink-2:#2e3432;
  --ink-line:#f3f1ec1f;
  --muted:#676c69;
  --muted-dark:#f3f1ec8f;

  /* Petrol anchor + sand counterweight — complementary, held low-chroma */
  --petrol:#35535a;
  --petrol-deep:#27403f;
  --petrol-lt:#7fa0a6;     /* legible on the dark */
  --petrol-wash:#e4eaea;
  --sand:#b0916a;
  --sand-lt:#cbb08a;
  --steel:#9aa19d;
  --wa:#3f8f5e;

  --font-body:"Inter",system-ui,-apple-system,sans-serif;
  --font-display:"Archivo",system-ui,-apple-system,sans-serif;

  --nav-h:72px;
  --ease:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 10px)}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--font-body);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;line-height:1.05;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:var(--petrol);color:#fff}

/* ---------- primitives ---------- */
.wrap{width:100%;max-width:1240px;margin-inline:auto;padding-inline:1.25rem}
@media (min-width:64rem){.wrap{padding-inline:2.5rem}}

.section{padding-block:6rem;position:relative}
@media (min-width:64rem){.section{padding-block:8rem}}
.section--dark{background:var(--ink);color:var(--paper)}
.section--tint{background:var(--paper-2)}
.section--brand{background:var(--petrol-deep);color:var(--paper)}
.section--brand .eyebrow{color:var(--sand-lt)}
.section--brand .eyebrow::before{background:currentColor}
.section--brand h2{color:var(--paper)}

.eyebrow{
  display:inline-flex;align-items:center;gap:.75rem;
  font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.3em;
  color:var(--petrol);
}
.eyebrow::before{content:"";background:currentColor;width:2.25rem;height:1px;flex:none}
.eyebrow em{font-style:normal;opacity:.55;margin-right:.1rem;font-variant-numeric:tabular-nums}
.eyebrow--lt{color:var(--petrol-lt)}

.h-xl{font-size:clamp(2.4rem,6vw,4.4rem);text-transform:uppercase;line-height:.94}
.h-lg{font-size:clamp(2.05rem,4.4vw,3.2rem);text-transform:uppercase;line-height:.98;font-weight:700}
.h-md{font-size:clamp(1.4rem,2.4vw,1.9rem);text-transform:uppercase}
.lede{font-size:15px;line-height:1.9;color:var(--muted);max-width:34rem}
.lede--mt{margin-top:1.5rem}
.section--dark .lede{color:var(--muted-dark)}

.head{display:flex;flex-direction:column;align-items:flex-start;gap:1.25rem;margin-bottom:3rem}
.head--narrow{max-width:42rem}
.head--split{flex-direction:row;justify-content:space-between;align-items:flex-end;gap:2rem;flex-wrap:wrap}
.head--split .head__l{display:flex;flex-direction:column;align-items:flex-start;gap:1.75rem;max-width:min(42rem,100%)}

/* underline that wipes in — house link treatment */
.sweep{position:relative}
.sweep::after{
  content:"";position:absolute;left:0;bottom:-3px;width:100%;height:1px;
  background:currentColor;transform:scaleX(0);transform-origin:100%;
  transition:transform .45s var(--ease);
}
.sweep:hover::after{transform:scaleX(1);transform-origin:0}

/* ---------- buttons ---------- */
.btn{
  position:relative;isolation:isolate;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  min-height:3.4rem;padding-inline:2rem;
  border:1px solid transparent;
  font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.2em;
  cursor:pointer;white-space:nowrap;
  transition:color .35s var(--ease),border-color .35s,transform .35s var(--ease);
}
/* the sweep wipes up from the base on hover */
.btn::before{
  content:"";position:absolute;inset:0;z-index:-1;background:var(--ink);
  transform:scaleY(0);transform-origin:bottom;transition:transform .42s var(--ease);
}
.btn:hover::before{transform:scaleY(1)}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:15px;height:15px;flex:none}
.btn-solid{background:var(--petrol);color:#fff}
.btn-line{border-color:currentColor}
.btn-line:hover{color:var(--paper);border-color:var(--ink)}
.btn-line-lt{color:var(--paper);border-color:#f3f1ec4d}
.btn-line-lt::before{background:var(--paper)}
.btn-line-lt:hover{color:var(--ink);border-color:var(--paper)}
.btn-wa{background:var(--wa);color:#fff}
.btn-sm{min-height:2.7rem;padding-inline:1.5rem}

/* ---------- scroll progress + nav ---------- */
.progress{
  position:fixed;inset:0 0 auto 0;z-index:60;height:2px;
  background:var(--sand);transform:scaleX(0);transform-origin:left;
  transition:transform .15s linear;
}
.nav{
  position:fixed;inset:0 0 auto 0;z-index:50;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .45s var(--ease),border-color .45s,box-shadow .45s,backdrop-filter .45s;
}
.nav__in{display:flex;align-items:center;justify-content:space-between;padding-block:1rem}
.nav.is-stuck{
  background:#f3f1ece0;
  border-bottom-color:#1b1f1e14;
  box-shadow:0 1px 24px rgba(27,31,30,.07);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
}
.logo{display:flex;align-items:center;gap:.6rem;flex:none;color:var(--paper)}
.nav.is-stuck .logo,body.menu-open .logo{color:var(--ink)}
/* the mark is dark-on-light artwork, so it rides a paper chip over the dark
   hero and drops it once the bar itself turns paper */
.logo__chip{display:grid;place-items:center;flex:none;background:var(--paper);
  padding:5px 7px;transition:background .45s var(--ease),padding .45s var(--ease)}
.nav.is-stuck .logo__chip,body.menu-open .logo__chip{background:transparent;padding:0}
.foot .logo__chip{background:var(--paper);padding:5px 7px}
.logo__chip img{height:30px;width:auto;display:block}
.foot .logo__chip img{height:34px}
.logo b{font-family:var(--font-display);font-weight:700;font-size:15px;letter-spacing:-.02em;text-transform:uppercase}
.logo span{color:var(--petrol)}

.nav__links{display:none;align-items:center;gap:2.25rem}
@media (min-width:48rem){.nav__links{display:flex}}
.nav__links a{
  font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.24em;
  color:#f3f1ecb3;transition:color .3s;
}
.nav__links a:hover{color:var(--paper)}
.nav.is-stuck .nav__links a{color:#1b1f1ea6}
.nav.is-stuck .nav__links a:hover{color:var(--ink)}
.nav.is-stuck .btn-line-lt{color:var(--ink);border-color:#1b1f1e3d}
.nav.is-stuck .btn-line-lt::before{background:var(--ink)}
.nav.is-stuck .btn-line-lt:hover{color:var(--paper);border-color:var(--ink)}

.nav__burger{display:flex;width:44px;height:44px;align-items:center;justify-content:center;margin-left:auto}
@media (min-width:48rem){.nav__burger{display:none}}
.nav__burger span{display:block;width:20px;height:1.5px;background:var(--paper);position:relative;transition:background .25s}
.nav__burger span::before,.nav__burger span::after{
  content:"";position:absolute;left:0;width:20px;height:1.5px;background:var(--paper);
  transition:transform .32s var(--ease),background .25s;
}
.nav__burger span::before{top:-6px}.nav__burger span::after{top:6px}
.nav.is-stuck .nav__burger span,
.nav.is-stuck .nav__burger span::before,
.nav.is-stuck .nav__burger span::after{background:var(--ink)}
body.menu-open .nav__burger span{background:transparent}
body.menu-open .nav__burger span::before{transform:translateY(6px) rotate(45deg);background:var(--ink)}
body.menu-open .nav__burger span::after{transform:translateY(-6px) rotate(-45deg);background:var(--ink)}

.menu{
  position:fixed;inset:0;z-index:45;background:var(--paper);
  padding:calc(var(--nav-h) + 1.5rem) 1.25rem 2.5rem;
  display:flex;flex-direction:column;gap:0;
  opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;overflow-y:auto;
}
body.menu-open .menu{opacity:1;visibility:visible}
.menu a{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:clamp(1.6rem,7vw,2.2rem);letter-spacing:-.035em;
  padding:1rem 0;border-bottom:1px solid #1b1f1e14;
  opacity:0;transform:translateY(14px);
}
body.menu-open .menu a{animation:menuIn .5s var(--ease) forwards;animation-delay:calc(60ms + var(--i)*45ms)}
@keyframes menuIn{to{opacity:1;transform:none}}
.menu__foot{margin-top:auto;padding-top:2rem;display:flex;flex-direction:column;gap:.75rem}
.menu__foot .btn{width:100%}


/* film grain over the dark sections — keeps large flat darks from
   banding and gives them a little tooth */
.grain{position:relative}
.grain::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.035;
  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='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero,.section--dark,.foot,.anatomy__stage{position:relative}
.hero::after,.section--dark::after,.foot::after,.anatomy__stage::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.035;
  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='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* the anatomy stage is the sticky viewport pane, so grain only that
   rather than the full 520vh track */
.anatomy__stage::after{z-index:0}

/* ---------- hero ---------- */
.hero{position:relative;isolation:isolate;overflow:hidden;background:var(--ink)}
.hero__glow{position:absolute;inset:0;pointer-events:none;opacity:.7;
  background:radial-gradient(600px circle at 72% 26%,rgba(127,160,166,.14),transparent 70%)}
.hero__glow2{position:absolute;left:-10rem;bottom:-16rem;width:36rem;height:36rem;
  pointer-events:none;border-radius:50%;filter:blur(64px);
  background:radial-gradient(circle,rgba(53,83,90,.30),transparent 68%)}
.hero__grid{
  position:relative;z-index:1;display:grid;align-items:center;gap:3.5rem;
  min-height:100svh;padding-block:8rem 3.5rem;
}
@media (min-width:64rem){
  .hero__grid{grid-template-columns:1.05fr .9fr;gap:5rem;padding-block:9rem 5rem}
}
.hero__title{
  margin-top:1.75rem;color:var(--paper);text-transform:uppercase;font-weight:700;
  font-size:clamp(2rem,4.6vw,3.5rem);line-height:.94;
}
.hero__title span{display:block;margin-top:.5rem;color:var(--sand-lt)}
.hero__sub{margin-top:2rem;max-width:32rem;font-size:15px;line-height:1.9;color:var(--muted-dark)}
.hero__actions{margin-top:2.5rem;display:flex;flex-direction:column;gap:.75rem}
@media (min-width:40rem){.hero__actions{flex-direction:row}}

.hero__fig{position:relative;margin-inline:auto;width:100%;max-width:32rem}
.hero__fig::before,.hero__fig::after{content:"";position:absolute;width:5rem;height:5rem;display:none}
@media (min-width:64rem){.hero__fig::before,.hero__fig::after{display:block}}
.hero__fig::before{left:-1rem;top:-1rem;border-left:1px solid #7fa0a6b3;border-top:1px solid #7fa0a6b3}
.hero__fig::after{right:-1rem;bottom:-1rem;border-right:1px solid #b0916a99;border-bottom:1px solid #b0916a99}
.hero__shot{position:relative;aspect-ratio:4/5;width:100%;overflow:hidden;background:var(--ink-soft)}
/* warm glow behind the sheet */
.hero__shot::before{
  content:"";position:absolute;left:50%;top:50%;width:86%;height:62%;z-index:0;
  transform:translate(-50%,-50%);border-radius:50%;filter:blur(46px);
  background:radial-gradient(ellipse,rgba(176,145,106,.20),transparent 70%);
}
/* contact shadow so the sheet sits on something */
.hero__shot::after{
  content:"";position:absolute;left:50%;bottom:20%;width:58%;height:1.5rem;z-index:1;
  transform:translateX(-50%);border-radius:50%;filter:blur(18px);
  background:rgba(0,0,0,.65);
}
.hero__shot img{
  position:absolute;inset:0;z-index:2;width:100%;height:100%;padding:2rem;
  object-fit:contain;
  filter:drop-shadow(0 28px 45px rgba(0,0,0,.55));
}
.hero__cap{
  position:absolute;inset:auto 0 0 0;z-index:3;padding:1.25rem;
  display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;
  background:linear-gradient(to top,rgba(0,0,0,.85),transparent);
}
.hero__cap p:first-child{font-size:10px;text-transform:uppercase;letter-spacing:.26em;color:var(--petrol-lt)}
.hero__cap p+p{margin-top:.375rem;font-size:13px;color:#ffffffa6}
.hero__cap a{flex:none;font-size:10px;text-transform:uppercase;letter-spacing:.22em;color:#fff9;transition:color .3s}
.hero__cap a:hover{color:var(--petrol-lt)}

.hero__meta{
  margin-top:2.5rem;padding-top:1.75rem;border-top:1px solid var(--ink-line);
  display:flex;flex-wrap:wrap;gap:2.5rem;
}
.hero__meta div{display:flex;flex-direction:column;gap:.25rem}
.hero__meta b{font-family:var(--font-display);font-weight:700;font-size:1.85rem;letter-spacing:-.03em;line-height:1;color:var(--paper);font-variant-numeric:tabular-nums}
.hero__meta span{font-size:10px;text-transform:uppercase;letter-spacing:.22em;color:var(--muted-dark)}

/* ---------- marquee (house sliding bar) ---------- */
.marquee-host{position:relative;overflow:hidden;background:var(--ink);
  border-top:1px solid var(--ink-line);border-bottom:1px solid var(--ink-line);padding-block:1rem}
.marquee{display:flex;width:max-content;animation:slide 38s linear infinite}
.marquee-host:hover .marquee{animation-play-state:paused}
.marquee ul{display:flex;flex-shrink:0;align-items:center}
.marquee li{display:flex;align-items:center;gap:.75rem;padding-inline:1.75rem}
.marquee li svg{width:16px;height:10px;flex:none;color:var(--petrol-lt);opacity:.9}
.marquee li span{white-space:nowrap;font-size:10px;font-weight:500;text-transform:uppercase;letter-spacing:.22em;color:#f3f1ec7a}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- anatomy (scroll build) ---------- */
.anatomy{background:var(--ink);color:var(--paper);position:relative}
.anatomy__track{height:520vh}
.anatomy__stage{
  position:sticky;top:0;height:100svh;display:grid;align-items:center;
  grid-template-columns:1fr;gap:1rem;
  width:100%;max-width:1240px;margin-inline:auto;padding-inline:1.25rem;overflow:hidden;
}
@media (min-width:64rem){
  .anatomy__stage{grid-template-columns:.85fr 1fr;gap:3rem;padding-inline:2.5rem}
}
.anatomy__num{
  font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.26em;
  color:var(--petrol-lt);margin-bottom:1.25rem;
}
.anatomy__steps{display:grid}
.anatomy__step{
  grid-area:1/1;opacity:0;transform:translateY(18px);pointer-events:none;
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.anatomy__step.is-on{opacity:1;transform:none;pointer-events:auto}
.anatomy__step h3{font-size:clamp(1.7rem,3.4vw,2.6rem);text-transform:uppercase;margin-bottom:1rem}
.anatomy__step p{font-size:14px;line-height:1.85;color:var(--muted-dark);max-width:28rem}
.anatomy__tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.5rem}
.anatomy__tags a{
  font-size:9.5px;font-weight:600;text-transform:uppercase;letter-spacing:.16em;
  padding:.5rem .75rem;border:1px solid var(--ink-line);color:var(--muted-dark);
  transition:color .3s,border-color .3s,background .3s;
}
.anatomy__tags a:hover{color:var(--ink);background:var(--petrol-lt);border-color:var(--petrol-lt)}
.anatomy__rail{display:flex;gap:.375rem;margin-top:2rem}
.anatomy__rail i{height:2px;flex:1;background:var(--ink-line);position:relative;overflow:hidden}
.anatomy__rail i::after{content:"";position:absolute;inset:0;background:var(--petrol-lt);
  transform:scaleX(var(--f,0));transform-origin:left}

.stack{position:relative;display:grid;place-items:center;height:min(66svh,540px);perspective:1400px}
.stack__inner{
  position:relative;width:min(100%,520px);aspect-ratio:1/.62;
  transform-style:preserve-3d;
  transform:rotateX(58deg) rotateZ(-38deg) scale(var(--zoom,1));
}
.layer{
  position:absolute;inset:0;
  transform:translate3d(0,0,calc(var(--z,0) * 1px)) translateY(calc(var(--rise,90) * 1px));
  opacity:var(--o,0);will-change:transform,opacity;
  box-shadow:0 24px 40px -18px rgba(0,0,0,.85);
}
.layer::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px #ffffff24}
.layer--frame{background:
  repeating-linear-gradient(90deg,#5c5c60 0 5px,transparent 5px 62px),
  repeating-linear-gradient(0deg,#4a4a4e 0 5px,transparent 5px 78px),#2a2a2d}
.layer--deck{background:repeating-linear-gradient(90deg,#9aa2a8 0 3px,#c6ced4 3px 10px,#7f878d 10px 15px,#c6ced4 15px 22px)}
.layer--insul{background:linear-gradient(114deg,#8f989e,#e8edf1 22%,#aeb6bb 40%,#f2f5f7 58%,#9aa3a9 78%,#dfe5e9)}
.layer--sheet{background:repeating-linear-gradient(90deg,#3d5560 0 4px,#5b7883 4px 13px,#33474f 13px 18px,#5b7883 18px 27px)}
.layer--top{background:linear-gradient(114deg,rgba(226,238,244,.5),rgba(255,255,255,.24) 45%,rgba(200,224,236,.5))}
.layer--top::before{
  content:"";position:absolute;right:16%;top:22%;width:20%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle at 34% 30%,#f4f6f7,#9aa4ab 60%,#5e666c);
  box-shadow:0 10px 18px -6px rgba(0,0,0,.7);transform:translateZ(18px);
}
.stack__label{
  position:absolute;left:0;bottom:0;z-index:4;display:flex;align-items:center;gap:.5rem;
  font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.22em;color:var(--muted-dark);
}
.stack__label b{color:var(--petrol-lt);font-weight:600}

/* ---------- filters + product grid ---------- */
.filters{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:3rem}
.filters button{
  min-height:2.75rem;padding-inline:1.25rem;border:1px solid #1b1f1e26;
  font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.22em;
  color:var(--muted);transition:all .3s;
}
.filters button:hover{border-color:#1b1f1e80;color:var(--ink)}
.filters button[aria-selected="true"]{border-color:var(--ink);background:var(--ink);color:var(--paper)}

.grid{display:grid;gap:1.25rem;margin-top:2.5rem;grid-template-columns:1fr}
@media (min-width:40rem){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:64rem){.grid{grid-template-columns:repeat(4,minmax(0,1fr))}}

.pcard{
  position:relative;display:flex;flex-direction:column;height:100%;
  border:1px solid #1b1f1e14;background:#fff;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s;
}
.pcard::before{
  content:"";position:absolute;left:0;top:0;right:0;height:2px;z-index:3;
  background:var(--petrol);transform:scaleX(0);transform-origin:left;
  transition:transform .45s var(--ease);
}
.pcard:hover{transform:translateY(-6px);box-shadow:0 26px 60px -24px #1b1f1e59;border-color:#1b1f1e21}
.pcard:hover::before{transform:scaleX(1)}
.pcard.is-hidden{display:none}
.pcard__media{position:relative;aspect-ratio:4/3;width:100%;overflow:hidden;background:var(--paper-2)}
.pcard__media::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:0;
  background:linear-gradient(to top,#1b1f1e47,transparent 45%);
  transition:opacity .5s var(--ease);
}
.pcard:hover .pcard__media::after{opacity:1}
.pcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .85s var(--ease)}
.pcard:hover .pcard__media img{transform:scale(1.07)}
.pcard__tag{
  position:absolute;left:0;top:0;z-index:2;background:var(--ink);color:var(--paper);
  padding:.4rem .8rem;font-size:9px;font-weight:600;text-transform:uppercase;letter-spacing:.2em;
}
.pcard--clickable{cursor:pointer}
.pcard__count{
  position:absolute;right:0;bottom:0;z-index:2;
  background:#1b1f1ed9;color:var(--paper);
  padding:.375rem .625rem;font-size:9px;font-weight:600;
  text-transform:uppercase;letter-spacing:.18em;
}
.pcard__zoom{
  position:absolute;right:0;top:0;width:2.25rem;height:2.25rem;
  background:#1b1f1ed9;color:var(--paper);display:grid;place-items:center;
  opacity:0;transition:opacity .3s;
}
.pcard:hover .pcard__zoom,.pcard__zoom:focus-visible{opacity:1}
.pcard__zoom svg{width:14px;height:14px}
.pcard__body{display:flex;flex:1;flex-direction:column;padding:1.25rem}
.pcard__head{display:flex;align-items:flex-start;gap:.75rem}
.pcard__body h3{font-size:16.5px;font-weight:600;text-transform:uppercase;line-height:1.2;letter-spacing:-.015em}
.pcard__body>p{margin-top:.75rem;flex:1;font-size:13.5px;line-height:1.75;color:var(--muted)}
.pcard__specs{display:flex;flex-wrap:wrap;gap:.375rem;margin-top:1rem}
.pcard__specs li{
  background:var(--paper-2);padding:.28rem .625rem;
  font-size:9.5px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:#1b1f1ea6;
}
.pcard__cta{
  margin-top:1.25rem;display:inline-flex;align-items:center;gap:.5rem;
  font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.24em;color:var(--petrol);
}
.pcard__cta i{font-style:normal;transition:transform .3s var(--ease)}
.pcard:hover .pcard__cta i{transform:translateX(7px)}
.pcard:hover .pcard__cta{color:var(--sand)}

/* corrugated sheet profile — the house mark */
.tick{flex:none;width:22px;height:14px;margin-top:.3rem;color:var(--petrol);display:block}
.tick--lg{width:38px;height:24px;margin-top:0}
.section--brand .tick{color:var(--sand-lt)}
.tick--red{color:var(--sand)}
.section--brand .tick--red{color:var(--sand-lt)}

/* drawn technical placeholders */
.pcard__media--drawn{background:linear-gradient(160deg,var(--paper),var(--paper-2))}
.pcard__media--drawn svg{width:100%;height:100%;object-fit:cover}

/* ---------- pillars ---------- */
.pillars{display:grid;gap:2.5rem;grid-template-columns:1fr;margin-top:3.5rem}
@media (min-width:48rem){.pillars{grid-template-columns:repeat(3,minmax(0,1fr))}}
.pillar h3{margin-top:1.25rem;font-size:19px;font-weight:600;text-transform:uppercase;letter-spacing:-.01em;color:var(--paper)}
.pillar p{margin-top:.75rem;font-size:14.5px;line-height:1.85;color:#f3f1ecc4}

/* ---------- applications rail ---------- */
.rail{
  display:flex;gap:1.25rem;overflow-x:auto;margin-top:2.5rem;padding-bottom:1rem;
  scroll-snap-type:x mandatory;scroll-padding-inline:1.25rem;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none}
.app{
  position:relative;flex:none;width:clamp(15rem,26vw,17rem);aspect-ratio:3/4;
  overflow:hidden;background:var(--paper-2);scroll-snap-align:start;
  transition:transform .5s var(--ease);
}
.app:hover{transform:translateY(-6px)}
.app img{width:100%;height:100%;object-fit:cover;transition:transform .85s var(--ease)}
.app:hover img{transform:scale(1.07)}
.app__cap{position:absolute;inset:auto 0 0 0;padding:1.25rem;background:linear-gradient(to top,rgba(10,9,9,.88),transparent);color:#fff}
.app__cap b{display:block;font-family:var(--font-display);font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:-.02em}
.app__cap span{font-size:10px;text-transform:uppercase;letter-spacing:.18em;color:#ffffffa6}
.hint{display:flex;align-items:center;gap:.5rem;font-size:10px;font-weight:600;
  text-transform:uppercase;letter-spacing:.22em;color:var(--muted)}
.hint>svg{width:15px;height:15px;flex:none}

/* ---------- stats ---------- */
.stats{display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));margin-top:4rem}
.stat{padding-top:1.25rem;border-top:1px solid #1b1f1e1a}
.section--dark .stat{border-top-color:var(--ink-line)}
.section--brand .stat{border-top-color:#f3f1ec2e}
.section--brand .stat span{color:#f3f1eca6}
.section--brand .stat b{color:var(--paper)}
.section--brand .stat b i{color:var(--sand-lt)}
.stat b{display:block;font-family:var(--font-display);font-weight:700;font-variant-numeric:tabular-nums;font-size:clamp(2rem,4vw,2.8rem);letter-spacing:-.04em;line-height:1}
.stat span{font-size:10px;text-transform:uppercase;letter-spacing:.2em;color:var(--muted)}
.section--dark .stat span{color:var(--muted-dark)}
.stat b i{font-style:normal;color:var(--petrol)}
.section--dark .stat b i{color:var(--petrol-lt)}

/* ---------- contact ---------- */
.contact__grid{display:grid;gap:3rem;grid-template-columns:1fr}
@media (min-width:64rem){.contact__grid{grid-template-columns:.85fr 1fr;gap:5rem}}
.ways{display:flex;flex-direction:column;gap:.75rem;margin-top:2.5rem}
.way{
  display:flex;align-items:center;gap:1rem;padding:1.125rem;
  border:1px solid var(--ink-line);background:#ffffff08;
  transition:border-color .35s,transform .35s var(--ease),background .35s;
}
.way:hover{border-color:#b0916a4d;background:#ffffff12;transform:translateX(4px)}
.way i{width:2.5rem;height:2.5rem;display:grid;place-items:center;flex:none;background:#f7f5f112;color:var(--petrol-lt)}
.way i svg{width:17px;height:17px}
.way--wa i{background:#3f8f5e29;color:#7fc79b}
.way--multi{cursor:default}
.way--multi:hover{transform:none}
.way--multi span a{color:var(--muted-dark);transition:color .25s}
.way--multi span a:hover{color:var(--petrol-lt)}
.way b{display:block;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.14em}
.way span{font-size:13px;color:var(--muted-dark)}

.form{display:grid;gap:1rem;grid-template-columns:1fr;padding:1.75rem;border:1px solid var(--ink-line);background:#ffffff08}
@media (min-width:40rem){.form{grid-template-columns:1fr 1fr;padding:2.25rem}}
.field{display:flex;flex-direction:column;gap:.5rem}
.field--full{grid-column:1/-1}
.field label{font-size:9.5px;font-weight:600;text-transform:uppercase;letter-spacing:.22em;color:var(--muted-dark)}
.field input,.field select,.field textarea{
  width:100%;padding:.875rem;background:#ffffff0d;border:1px solid var(--ink-line);
  color:var(--paper);font-size:14px;transition:border-color .3s,background .3s;
}
.field textarea{min-height:6.5rem;resize:vertical;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--petrol);background:#ffffff14}
.field input::placeholder,.field textarea::placeholder{color:#f3f1ec40}
.field select{appearance:none;padding-right:2.5rem;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238c837a' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right .875rem center;background-size:16px}
.field select option{background:var(--ink-soft);color:var(--paper)}
.form .btn{grid-column:1/-1}
.form__note{grid-column:1/-1;display:flex;align-items:center;gap:.5rem;font-size:10px;
  text-transform:uppercase;letter-spacing:.16em;color:var(--muted-dark)}
.form__note>svg{width:14px;height:14px;flex:none}

/* ---------- footer ---------- */
.foot{background:var(--ink);color:var(--paper);border-top:1px solid var(--ink-line);padding-block:4rem 2rem}
.foot__grid{display:grid;gap:2.5rem;grid-template-columns:1fr}
@media (min-width:48rem){.foot__grid{grid-template-columns:1.3fr 1fr 1fr 1fr 1fr}}
.foot h4{font-size:9.5px;font-weight:600;text-transform:uppercase;letter-spacing:.22em;color:#f3f1ec70;margin-bottom:1.125rem}
.foot ul{display:flex;flex-direction:column;gap:.625rem}
.foot ul a,.foot ul li{font-size:13px;color:var(--muted-dark);transition:color .3s}
.foot ul a:hover{color:var(--petrol-lt)}
.foot__about p{margin-top:1rem;max-width:22rem;font-size:13px;line-height:1.85;color:var(--muted-dark)}
.foot__bar{
  margin-top:3.5rem;padding-top:1.5rem;border-top:1px solid var(--ink-line);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-size:10px;text-transform:uppercase;letter-spacing:.18em;color:#f3f1ec70;
}

/* ---------- floating whatsapp ---------- */
.fab{
  position:fixed;right:1rem;bottom:1rem;z-index:55;
  display:flex;align-items:center;gap:.6rem;padding:1rem 1.25rem;
  background:var(--wa);color:#fff;
  font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.22em;
  box-shadow:0 18px 40px -14px #3f8f5e99;
  transform:translateY(90px);opacity:0;transition:transform .5s var(--ease),opacity .4s,background .3s;
}
.fab.is-on{transform:none;opacity:1}
.fab:hover{background:var(--ink)}
.fab svg{width:19px;height:19px;flex:none}
@media (max-width:48rem){.fab span{display:none}.fab{padding:1rem}}

/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:1rem;
  background:#0a0909e6;backdrop-filter:blur(10px);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.lb.is-on{opacity:1;visibility:visible}
.lb__panel{
  position:relative;width:min(1000px,100%);max-height:min(88svh,780px);overflow:auto;
  background:var(--paper);color:var(--ink);display:grid;grid-template-columns:1fr;
  transform:translateY(16px);transition:transform .45s var(--ease);overscroll-behavior:contain;
}
@media (min-width:64rem){.lb__panel{grid-template-columns:1.25fr .75fr}}
.lb.is-on .lb__panel{transform:none}
.lb__panel>*{min-width:0}
.lb__gal{min-width:0;background:var(--ink-soft);padding:1rem;display:flex;flex-direction:column;gap:.75rem}
.lb__main{position:relative;aspect-ratio:4/3;overflow:hidden;background:#141313}
.lb__nav{
  position:absolute;top:50%;transform:translateY(-50%);z-index:2;
  width:2.5rem;height:3.25rem;background:#1b1f1ea6;color:var(--paper);
  font-size:1.5rem;line-height:1;display:grid;place-items:center;transition:background .25s;
}
.lb__nav:hover{background:var(--petrol)}
.lb__nav--prev{left:0}.lb__nav--next{right:0}
.lb__count{
  position:absolute;right:.5rem;bottom:.5rem;z-index:2;
  background:#1b1f1ebf;color:var(--paper);padding:.3rem .55rem;
  font-size:9.5px;font-weight:600;letter-spacing:.16em;
}
.lb__main img{width:100%;height:100%;object-fit:contain}
.lb__thumbs{display:flex;gap:.5rem;min-width:0;max-width:100%;overflow-x:auto;scrollbar-width:none}
.lb__thumbs::-webkit-scrollbar{display:none}
.lb__thumbs button{flex:none;width:60px;aspect-ratio:1;overflow:hidden;opacity:.45;
  outline:1px solid transparent;transition:opacity .25s,outline-color .25s}
.lb__thumbs button[aria-selected="true"]{opacity:1;outline-color:var(--petrol-lt)}
.lb__thumbs img{width:100%;height:100%;object-fit:cover}
.lb__info{padding:1.75rem;display:flex;flex-direction:column;gap:1rem}
.lb__info h3{font-size:1.4rem;text-transform:uppercase;font-weight:700}
.lb__info>p{font-size:13.5px;line-height:1.8;color:var(--muted)}
.lb__info h4{font-size:9.5px;font-weight:600;text-transform:uppercase;letter-spacing:.22em;color:var(--muted)}
.lb__list{display:flex;flex-wrap:wrap;gap:.375rem}
.lb__list li{background:var(--paper-2);padding:.3rem .625rem;font-size:9.5px;font-weight:600;
  text-transform:uppercase;letter-spacing:.14em;color:#1b1f1e99}
.lb__info .btn{margin-top:auto}
.lb__x{position:absolute;right:0;top:0;z-index:3;width:2.75rem;height:2.75rem;
  background:var(--ink);color:var(--paper);display:grid;place-items:center;transition:background .3s}
.lb__x:hover{background:var(--petrol)}
.lb__x svg{width:17px;height:17px}

/* ---------- reveal ---------- */
[data-rv]{opacity:0;transform:translateY(26px);
  transition:opacity .75s var(--ease),transform .75s var(--ease);transition-delay:var(--d,0ms)}
[data-rv].is-in{opacity:1;transform:none}

.cv{content-visibility:auto;contain-intrinsic-size:auto 900px}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--paper);padding:.75rem 1.25rem;z-index:200}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--petrol);outline-offset:3px}
.section--dark :focus-visible,.hero :focus-visible{outline-color:var(--petrol-lt)}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.js .pcard__media img{opacity:0}
.js .pcard__media img.is-loaded{opacity:1;transition:transform .85s var(--ease),opacity .5s ease}

@media (max-width:64rem){
  .anatomy__track{height:460vh}
  .anatomy__stage{align-content:center;padding-top:calc(var(--nav-h) + .5rem)}
  .stack{height:min(42svh,340px)}
  .stack__inner{width:min(100%,420px)}
}
@media (max-width:40rem){
  :root{--nav-h:64px}
  .anatomy__track{height:420vh}
  .stack{height:min(34svh,270px)}
  .stack__inner{transform:rotateX(56deg) rotateZ(-38deg) scale(.92)}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}
  .pcard__body{padding:.875rem}
  .pcard__body h3{font-size:13px}
  .pcard__body>p{font-size:12px;margin-top:.5rem}
  .pcard__specs{display:none}
  .tick{width:18px;height:11px;margin-top:.2rem}
  .tick--lg{width:30px;height:19px}
  .hero__actions .btn{width:100%}
  .hero__meta{gap:1.5rem}
  .btn{padding-inline:1.5rem;min-height:3.1rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  [data-rv]{opacity:1;transform:none}
  .layer{opacity:1!important;transform:translate3d(0,0,calc(var(--zf,0) * 1px))!important}
  .anatomy__track{height:auto}
  .anatomy__stage{position:static;height:auto;padding-block:4rem}
  .anatomy__steps{display:flex;flex-direction:column;gap:2rem}
  .anatomy__step{opacity:1;transform:none;pointer-events:auto}
}