:root{
  --ink:#171714;
  --charcoal:#242521;
  --forest:#26302e;
  --olive:#8c8970;
  --copper:#bb7a3e;
  --sand:#d8c3aa;
  --limestone:#bdb9b1;
  --cream:#f3eee5;
  --white:#fbfaf7;
  --muted:#8f8b83;
  --line:rgba(23,23,20,.16);
  --darkline:rgba(243,238,229,.16);
  --max:1320px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-weight:300}
img,video{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
.container{width:min(calc(100% - 44px),var(--max));margin:auto}
.eyebrow{font-size:.7rem;letter-spacing:.28em;text-transform:uppercase;color:var(--copper)}
h1,h2,h3{font-weight:300;letter-spacing:.035em;margin:0}
h1{font-size:clamp(3.5rem,8.7vw,8.8rem);line-height:.88}
h2{font-size:clamp(2.3rem,5vw,5.1rem);line-height:1}
h3{font-size:1rem;text-transform:uppercase;letter-spacing:.18em}
p{font-size:1rem;line-height:1.75;color:#5f5d57}
.section{padding:108px 0}
.section-dark{background:var(--ink);color:var(--cream)}
.section-dark p{color:#bcb5aa}
.section-stone{background:#ece8e0}
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:15px 22px;border:1px solid currentColor;text-transform:uppercase;letter-spacing:.16em;font-size:.68rem;transition:.25s}
.button:hover{background:var(--ink);color:var(--cream)}
.button-dark{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.button-dark:hover{background:var(--copper);border-color:var(--copper);color:var(--cream)}
.button-light{background:var(--cream);color:var(--ink);border-color:var(--cream)}
nav{position:fixed;inset:0 0 auto;z-index:99;background:linear-gradient(to bottom,rgba(20,20,17,.88),rgba(20,20,17,0))}
.nav-inner{height:88px;display:flex;align-items:center;justify-content:space-between}
.logo{width:205px}
.nav-links{display:flex;align-items:center;gap:28px;color:var(--cream);font-size:.67rem;letter-spacing:.15em;text-transform:uppercase}
.nav-links a:hover{color:var(--copper)}
.menu-btn{display:none;background:none;border:0;color:var(--cream);font-size:1.4rem}
.hero{min-height:100svh;position:relative;display:flex;align-items:end;overflow:hidden;background:var(--ink)}
.hero-media{position:absolute;inset:0}
.hero-media img,.hero-media video{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,10,8,.72),rgba(10,10,8,.08) 63%),linear-gradient(0deg,rgba(10,10,8,.74),transparent 55%)}
.hero-copy{position:relative;z-index:2;color:var(--cream);padding-bottom:82px;max-width:760px}
.hero-copy p{max-width:540px;color:#e4ddd1;font-size:1.07rem;margin:24px 0 30px}
.hero-copy .eyebrow{margin-bottom:18px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.scroll{position:absolute;right:30px;bottom:34px;z-index:3;color:#ddd3c4;writing-mode:vertical-rl;font-size:.58rem;letter-spacing:.26em;text-transform:uppercase}
.statement{max-width:980px;margin:auto;text-align:center}
.statement h2{margin:18px 0 28px}
.split-image{min-height:620px;overflow:hidden;background:#ddd}
.split-image img{width:100%;height:100%;object-fit:cover}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:34px}
.feature{border-top:1px solid var(--line);padding-top:15px}
.section-dark .feature{border-color:var(--darkline)}
.feature b{font-weight:400;display:block;margin-bottom:7px}
.feature span{font-size:.86rem;color:var(--muted);line-height:1.55}
.section-dark .feature span{color:#a9a197}
.full-bleed{position:relative;height:min(78vw,860px);overflow:hidden}
.full-bleed img{width:100%;height:100%;object-fit:cover}
.full-bleed::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.75),transparent 56%)}
.full-copy{position:absolute;left:clamp(22px,6vw,95px);bottom:56px;z-index:2;color:var(--cream);max-width:650px}
.full-copy p{color:#ded6c9}
.product-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.product-tab{background:var(--white);padding:28px;min-height:150px}
.product-tab b{display:block;font-size:1.35rem;font-weight:300;margin-bottom:12px}
.product-tab span{color:var(--muted);font-size:.82rem;line-height:1.45}
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:12px}
.gallery figure{margin:0;overflow:hidden;background:#ddd}
.gallery img{width:100%;height:100%;object-fit:cover}
.gallery .wide{grid-column:span 8;height:520px}
.gallery .narrow{grid-column:span 4;height:520px}
.gallery .half{grid-column:span 6;height:430px}
.gallery .full{grid-column:span 12;height:620px}
.tech-wrap{background:#fff;border:1px solid var(--line);padding:12px}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.process-card{position:relative;min-height:360px;overflow:hidden}
.process-card img{width:100%;height:100%;object-fit:cover}
.process-card::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.76),transparent 58%)}
.process-caption{position:absolute;bottom:18px;left:18px;right:18px;z-index:2;color:var(--cream)}
.process-caption b{font-weight:400;display:block;margin-bottom:5px}
.process-caption span{font-size:.76rem;color:#c9c1b4}
.swatches{display:grid;grid-template-columns:repeat(6,1fr)}
.swatch{min-height:300px;padding:26px;display:flex;align-items:end;color:#fff;text-transform:uppercase;letter-spacing:.18em;font-size:.72rem}
.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px}
.spec-table{border-top:1px solid var(--line)}
.spec-row{display:grid;grid-template-columns:1fr 1.2fr;gap:20px;padding:15px 0;border-bottom:1px solid var(--line)}
.spec-row b{font-weight:400}
.spec-row span{color:var(--muted)}
.faq details{border-top:1px solid var(--line);padding:20px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-size:1rem}
.faq p{margin-bottom:0}
.cta{padding:58px;border:1px solid var(--line);background:linear-gradient(135deg,#f1ece3,#faf8f4)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
input,select,textarea{width:100%;border:1px solid var(--line);background:#fff;padding:15px;color:var(--ink)}
textarea{min-height:150px;resize:vertical}
footer{background:var(--ink);color:var(--cream);padding:72px 0 30px}
footer p{color:#aca499}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.footer-bottom{display:flex;justify-content:space-between;margin-top:55px;padding-top:20px;border-top:1px solid var(--darkline);font-size:.68rem;color:#777168}
.reveal{opacity:0;transform:translateY(22px);transition:.75s ease}
.reveal.visible{opacity:1;transform:none}
@media(max-width:960px){
  .nav-links{display:none;position:absolute;left:18px;right:18px;top:74px;background:#171714;padding:24px;flex-direction:column;align-items:flex-start}
  .nav-links.open{display:flex}
  .menu-btn{display:block}
  .grid-2,.spec-grid{grid-template-columns:1fr}
  .product-tabs{grid-template-columns:1fr 1fr}
  .process{grid-template-columns:1fr 1fr}
  .swatches{grid-template-columns:repeat(3,1fr)}
  .gallery .wide,.gallery .narrow,.gallery .half,.gallery .full{grid-column:span 12;height:390px}
}
@media(max-width:620px){
  .container{width:min(calc(100% - 28px),var(--max))}
  .section{padding:76px 0}
  .logo{width:155px}
  .nav-inner{height:72px}
  .hero-copy{padding-bottom:58px}
  .feature-list,.product-tabs,.process,.form-grid{grid-template-columns:1fr}
  .swatches{grid-template-columns:1fr 1fr}
  .swatch{min-height:190px}
  .cta{padding:30px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{display:block;line-height:1.8}
  .scroll{display:none}
}


/* v4.1 image-only hero */
.hero-image-only .hero-media::after{
  background:linear-gradient(0deg,rgba(10,10,8,.28),transparent 38%);
}
.hero-image-only{
  min-height:100svh;
}
.hero-image-only .scroll{
  color:#f2eadf;
  text-shadow:0 1px 8px rgba(0,0,0,.65);
}


/* v4.2 cinematic video hero */
.hero-video .hero-media video{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center center;
}
.hero-video .hero-media::after{
  background:
    linear-gradient(0deg,rgba(10,10,8,.30),transparent 42%),
    linear-gradient(90deg,rgba(10,10,8,.10),transparent 45%);
}
.hero-video{
  min-height:100svh;
  background:#11110f;
}
@media (prefers-reduced-motion: reduce){
  .hero-video .hero-media video{
    display:none;
  }
  .hero-video .hero-media{
    background:url("assets/images/hero_primary.jpg") center/cover no-repeat;
  }
}
@media(max-width:620px){
  .hero-video .hero-media video{
    object-position:center center;
  }
}