:root{
  --primer:#E4E1DC;
  --paper:#FAF9F6;
  --ink:#1E1C1A;
  --line:#8A8377;
  --line-soft:#C9C4BA;
  --signal:#E85C24;
  --signal-dark:#B8461A;
  --charcoal:#26241F;
  --display: 'Archivo Expanded', sans-serif;
  --body: 'Inter', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--body);
  background:var(--primer);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}

/* ---------- NAV ---------- */
.topnav{
  position:sticky; top:0; z-index:50;
  background:var(--primer);
  border-bottom:1px solid var(--line-soft);
}
.topnav-inner{
  position:relative;
  max-width:1200px; margin:0 auto; padding:18px 32px;
  display:flex; align-items:center; justify-content:space-between;
}

/* ---------- mobile nav toggle ---------- */
.nav-toggle{
  display:none;
  flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; padding:0;
  background:none; border:1px solid var(--line-soft); border-radius:2px;
  cursor:pointer;
  align-items:center;
}
.nav-toggle span{
  display:block; width:18px; height:2px; background:var(--ink);
  transition:transform .2s ease, opacity .2s ease;
}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.active span:nth-child(2){opacity:0;}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.logo-lockup{display:flex; align-items:center; gap:12px;}
.mono-img{height:46px; width:auto; display:block;}
.logo-text{
  font-family:var(--display); font-weight:700; font-size:1.2rem;
  letter-spacing:0.01em; color:var(--ink);
}
.logo-text.footer-text{color:var(--paper);}
footer .mono-img{height:52px;}
.navlinks{display:flex; gap:6px; align-items:center;}
.navlinks a{
  font-family:var(--mono); font-size:0.78rem; letter-spacing:0.03em; text-transform:uppercase;
  background:none; border:none; cursor:pointer; color:var(--ink);
  padding:9px 14px; border-radius:2px; transition:background .15s;
  display:inline-block;
}
.navlinks a:hover{background:var(--line-soft);}
.navlinks a.active{background:var(--ink); color:var(--paper);}

section{max-width:1200px; margin:0 auto; padding:64px 32px;}

/* ---------- spec tag signature element ---------- */
.spectag{
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--mono); font-size:0.68rem; letter-spacing:0.04em; text-transform:uppercase;
  background:var(--charcoal); color:var(--paper);
  padding:4px 9px; border-radius:2px;
}
.spectag::before{content:"●"; color:var(--signal); font-size:0.6rem;}
.spectag.alt{background:var(--paper); color:var(--charcoal); border:1px solid var(--line-soft);}
.spectag.alt::before{color:var(--signal-dark);}

/* ---------- HOME: hero ---------- */
.hero{
  padding-top:88px; padding-bottom:56px;
  display:grid; grid-template-columns:1.2fr 0.8fr; gap:48px; align-items:end;
}
.hero-eyebrow{
  font-family:var(--mono); font-size:0.78rem; letter-spacing:0.06em; text-transform:uppercase;
  color:var(--signal-dark); margin-bottom:18px; display:block;
}
.hero h1{
  font-family:var(--display); font-weight:800; font-size:clamp(2.4rem, 5.2vw, 4.1rem);
  line-height:1.02; letter-spacing:-0.01em;
}
.hero h1 em{font-style:normal; color:var(--signal);}
.hero-sub{
  font-size:1.05rem; line-height:1.55; color:var(--charcoal); max-width:38ch;
  border-left:2px solid var(--line); padding-left:18px;
}
.hero-ctas{display:flex; gap:12px; margin-top:28px; flex-wrap:wrap;}
.btn{
  font-family:var(--mono); font-size:0.78rem; letter-spacing:0.03em; text-transform:uppercase;
  padding:13px 22px; border-radius:2px; display:inline-block;
}
.btn-solid{background:var(--ink); color:var(--paper);}
.btn-solid:hover{background:var(--signal);}
.btn-outline{border:1px solid var(--ink); color:var(--ink);}
.btn-outline:hover{border-color:var(--signal); color:var(--signal-dark);}

/* ---------- section headers ---------- */
.sec-head{
  display:flex; justify-content:space-between; align-items:baseline;
  border-bottom:1px solid var(--line-soft); padding-bottom:14px; margin-bottom:32px;
}
.sec-head h2{font-family:var(--display); font-weight:700; font-size:1.5rem;}
.sec-head .count{font-family:var(--mono); font-size:0.78rem; color:var(--line);}

/* ---------- card grid ---------- */
.grid3{display:grid; grid-template-columns:repeat(3, 1fr); gap:22px;}
.card{
  background:var(--paper); border:1px solid var(--line-soft); border-radius:3px; overflow:hidden;
  display:flex; flex-direction:column; transition:transform .15s, box-shadow .15s;
}
.card:hover{transform:translateY(-3px); box-shadow:0 10px 24px rgba(0,0,0,0.08);}
.thumb{
  aspect-ratio:16/10; background:
    repeating-linear-gradient(135deg, #D7D3CB, #D7D3CB 10px, #DEDAD2 10px, #DEDAD2 20px);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-size:0.7rem; color:var(--line); letter-spacing:0.03em;
}
.thumb img{width:100%; height:100%; object-fit:cover; display:block;}
.card-body{padding:16px 18px 20px; display:flex; flex-direction:column; gap:10px; flex:1;}
.card-body h3{font-family:var(--display); font-size:1.05rem; font-weight:700; line-height:1.25;}
.card-body p{font-size:0.88rem; color:var(--charcoal); line-height:1.5;}
.card-meta{
  margin-top:auto; display:flex; justify-content:space-between; align-items:center;
  font-family:var(--mono); font-size:0.68rem; color:var(--line); text-transform:uppercase;
}

/* ---------- brand strip ---------- */
.brandstrip{background:var(--charcoal); padding:0;}
.brandstrip-inner{max-width:1200px; margin:0 auto; padding:40px 32px;}
.brandstrip-inner .label{
  font-family:var(--mono); font-size:0.72rem; color:#9C968A; text-transform:uppercase; letter-spacing:0.05em;
  margin-bottom:20px; display:block;
}
.logos{display:flex; gap:40px; flex-wrap:wrap; align-items:center;}
.logos span{
  font-family:var(--display); font-weight:700; color:#DFDCD5; font-size:1rem; opacity:0.75;
}

/* ---------- about teaser ---------- */
.teaser{display:grid; grid-template-columns:0.7fr 1.3fr; gap:40px; align-items:center;}
.teaser .thumb{aspect-ratio:4/5;}
.teaser-text h2{font-family:var(--display); font-size:1.6rem; margin-bottom:14px;}
.teaser-text p{line-height:1.6; color:var(--charcoal); margin-bottom:18px; max-width:52ch;}

/* ---------- footer ---------- */
footer{background:var(--ink); color:var(--paper);}
.footer-inner{
  max-width:1200px; margin:0 auto; padding:48px 32px 32px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px;
}
.footer-inner .logo{color:var(--paper);}
.footer-links{display:flex; gap:28px; font-family:var(--mono); font-size:0.75rem; text-transform:uppercase;}
.footer-links a:hover{color:var(--signal);}
.footer-bottom{
  border-top:1px solid #3A382F; text-align:center; padding:16px;
  font-family:var(--mono); font-size:0.68rem; color:#8A8377;
}

/* ---------- CONTENT PAGE ---------- */
.filterbar{display:flex; gap:10px; margin-bottom:32px; flex-wrap:wrap;}
.filterbar button{
  font-family:var(--mono); font-size:0.72rem; text-transform:uppercase; letter-spacing:0.03em;
  padding:7px 13px; border:1px solid var(--line-soft); background:var(--paper); border-radius:2px; cursor:pointer;
}
.filterbar button.active{background:var(--ink); color:var(--paper); border-color:var(--ink);}
.auto-note{
  font-family:var(--mono); font-size:0.68rem; color:var(--line); text-transform:uppercase;
  display:flex; align-items:center; gap:6px; margin-top:8px;
}
.auto-note::before{content:"↻"; color:var(--signal-dark);}

/* ---------- COLLABS PAGE ---------- */
.collab-row{
  display:grid; grid-template-columns:0.5fr 1.5fr; gap:32px;
  padding:28px 0; border-bottom:1px solid var(--line-soft); align-items:start;
}
.collab-row:first-of-type{border-top:1px solid var(--line-soft);}
.collab-brand{font-family:var(--display); font-size:1.3rem; font-weight:700;}
.collab-brand small{display:block; font-family:var(--mono); font-size:0.68rem; color:var(--line); margin-top:6px; text-transform:uppercase;}
.collab-desc p{line-height:1.6; color:var(--charcoal); margin-bottom:10px;}

.kit-box{
  background:var(--paper); border:1px solid var(--line-soft); border-radius:3px; padding:28px;
  margin-top:8px;
}
.kit-box h3{font-family:var(--display); font-size:1.15rem; margin-bottom:10px;}
.kit-box p{line-height:1.6; color:var(--charcoal); margin-bottom:14px;}

/* ---------- STL PAGE ---------- */
.stl-card .card-meta .price{font-family:var(--mono); font-weight:600; color:var(--signal-dark);}
.free-badge{
  font-family:var(--mono); font-size:0.65rem; background:var(--signal); color:var(--paper);
  padding:2px 7px; border-radius:2px; text-transform:uppercase;
}

/* ---------- ABOUT PAGE ---------- */
.about-hero{display:grid; grid-template-columns:0.85fr 1.15fr; gap:48px; align-items:center; padding-top:56px;}
.about-hero .thumb{aspect-ratio:3/4;}
.about-hero h1{font-family:var(--display); font-size:2.2rem; margin-bottom:16px;}
.about-hero p{line-height:1.65; color:var(--charcoal); margin-bottom:14px; max-width:56ch;}
.toolstrip{display:flex; gap:14px; flex-wrap:wrap; margin-top:20px;}

@media (max-width:860px){
  .hero, .teaser, .about-hero, .collab-row{grid-template-columns:1fr;}
  .grid3{grid-template-columns:1fr;}

  .nav-toggle{display:flex;}
  .navlinks{
    display:none;
    position:absolute; top:100%; left:0; right:0;
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--primer); border-bottom:1px solid var(--line-soft);
    box-shadow:0 12px 24px rgba(0,0,0,0.08);
    padding:8px 32px 16px;
  }
  .navlinks.open{display:flex;}
  .navlinks a{
    padding:14px 4px; text-align:left;
    border-bottom:1px solid var(--line-soft);
  }
  .navlinks a:last-child{border-bottom:none;}
}