:root{
  --bg:#F7F7F8;
  --bg-2:#FFFFFF;
  --steel:#D9D9DE;
  --ink:#5A6063;
  --mid:#7C8285;
  --text:#5A6063;
  --ash:#5D5D64;
  --line:rgba(0,0,0,.14);
  --grid:rgba(0,0,0,.035);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Barlow',sans-serif;
  font-size:17px;
  line-height:1.65;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size:36px 36px;
}
a{color:var(--ink);text-decoration:none;}
a:focus-visible,button:focus-visible{outline:2px solid var(--ink);outline-offset:3px;}
.mono{font-family:'IBM Plex Mono',monospace;}
.wrap{max-width:1140px;margin:0 auto;padding:0 28px;}

/* ============ header + nav ============ */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,247,248,.95);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:80px;gap:20px;}
.logo{display:flex;align-items:center;gap:13px;color:var(--text);flex-shrink:0;}
.logo img{height:48px;width:auto;display:block;}
.logo-mark{
  font-family:'Big Shoulders Display',sans-serif;
  font-weight:800;font-size:23px;letter-spacing:.04em;text-transform:uppercase;line-height:1;
}
.logo-sub{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--ash);letter-spacing:.1em;margin-top:4px;}

.menu{display:flex;list-style:none;align-items:center;gap:4px;}
.menu > li{position:relative;}
.menu > li > a, .menu > li > button{
  display:flex;align-items:center;gap:7px;
  font-family:'Barlow',sans-serif;font-size:13.5px;font-weight:600;
  letter-spacing:.09em;text-transform:uppercase;color:var(--ash);
  background:none;border:none;cursor:pointer;padding:10px 13px;
}
.menu > li > a:hover, .menu > li > button:hover{color:var(--ink);}
.caret{font-size:9px;transition:transform .2s;}

.drop{
  position:absolute;top:100%;left:0;min-width:250px;
  background:var(--bg-2);border:1px solid var(--steel);
  box-shadow:0 10px 28px rgba(0,0,0,.10);
  list-style:none;padding:8px 0;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s, transform .18s, visibility .18s;
}
.has-drop:hover .drop, .has-drop:focus-within .drop, .has-drop.open .drop{
  opacity:1;visibility:visible;transform:translateY(0);
}
.has-drop:hover .caret, .has-drop:focus-within .caret, .has-drop.open .caret{transform:rotate(180deg);}
.drop-label{
  font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--mid);padding:10px 18px 4px;
}
.drop a{display:block;padding:9px 18px;font-size:14.5px;font-weight:500;color:var(--text);}
.drop a:hover{background:var(--bg);color:var(--ink);}
.drop a .mono-tag{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--mid);display:block;letter-spacing:.06em;}

.nav-cta{border:1px solid var(--ink);color:var(--ink);padding:10px 18px!important;flex-shrink:0;}
.nav-cta:hover{background:var(--ink);color:var(--bg)!important;}

.burger{display:none;background:none;border:1px solid var(--steel);padding:10px 12px;cursor:pointer;font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.1em;color:var(--text);}
@media(max-width:1020px){
  .menu{
    display:none;position:absolute;top:80px;left:0;right:0;
    background:var(--bg-2);border-bottom:1px solid var(--steel);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 0 18px;
    max-height:calc(100vh - 80px);overflow-y:auto;
  }
  .menu.show{display:flex;}
  .menu > li{width:100%;}
  .menu > li > a, .menu > li > button{width:100%;padding:14px 28px;justify-content:space-between;}
  .drop{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;border-left:2px solid var(--steel);margin:0 28px;display:none;}
  .has-drop.open .drop{display:block;}
  .burger{display:block;}
}

/* ============ hero ============ */
.hero{padding:100px 0 84px;border-bottom:1px solid var(--line);text-align:center;}
.page-hero{padding:80px 0 64px;}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:12.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--mid);margin-bottom:18px;
}
.eyebrow::before{content:"// ";}
h1{
  font-family:'Big Shoulders Display',sans-serif;
  font-weight:800;font-size:clamp(42px,6.5vw,74px);
  line-height:1;letter-spacing:.01em;text-transform:uppercase;
  margin-bottom:22px;color:var(--ink);
}
.hero p{color:var(--ash);max-width:54ch;margin:0 auto 36px;font-size:18.5px;}
.btn{
  display:inline-block;padding:15px 32px;font-weight:600;font-size:14px;
  letter-spacing:.12em;text-transform:uppercase;transition:all .2s;cursor:pointer;
}
.btn-solid{background:var(--ink);color:var(--bg);}
.btn-solid:hover{background:var(--mid);color:#fff;}
.btn-ghost{border:1px solid var(--ink);color:var(--ink);margin-left:12px;}
.btn-ghost:hover{background:var(--ink);color:var(--bg);}

/* ============ sections ============ */
section{padding:84px 0;}
h2{
  font-family:'Big Shoulders Display',sans-serif;font-weight:700;
  font-size:clamp(30px,4vw,46px);text-transform:uppercase;letter-spacing:.02em;
  line-height:1.05;margin-bottom:16px;color:var(--ink);
}
.sec-head{max-width:700px;margin-bottom:46px;}
.sec-head p{color:var(--ash);}
.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
@media(max-width:820px){.tiles{grid-template-columns:1fr;}}
.tile{
  border:1px solid var(--steel);background:var(--bg-2);padding:30px;
  display:flex;flex-direction:column;gap:10px;
  transition:border-color .2s, transform .2s;
}
.tile:hover{border-color:var(--ink);transform:translateY(-3px);}
@media(prefers-reduced-motion:reduce){.tile:hover{transform:none;}}
.tile-tag{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--mid);}
.tile h3{font-family:'Big Shoulders Display',sans-serif;font-weight:700;font-size:26px;text-transform:uppercase;color:var(--ink);}
.tile p{color:var(--ash);font-size:15.5px;flex:1;}
.tile-link{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.1em;text-transform:uppercase;}
.tile-link::after{content:" \2192";}

.chiprow{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px;}
.chip{
  font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.06em;
  border:1px solid var(--steel);padding:8px 16px;background:var(--bg);
  transition:all .15s;
}
.chip:hover{border-color:var(--ink);background:var(--ink);color:var(--bg);}

.subgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:26px;}
.subgrid.cols3{grid-template-columns:repeat(3,1fr);}
@media(max-width:820px){.subgrid,.subgrid.cols3{grid-template-columns:repeat(2,1fr);}}
@media(max-width:540px){.subgrid,.subgrid.cols3{grid-template-columns:1fr;}}
.subcard{
  border:1px solid var(--steel);background:var(--bg-2);padding:22px;
  text-align:center;transition:border-color .2s;
}
.subcard:hover{border-color:var(--ink);}
.subcard .sc-name{font-family:'Big Shoulders Display',sans-serif;font-weight:700;font-size:20px;text-transform:uppercase;color:var(--ink);}
.subcard .sc-note{font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--mid);letter-spacing:.08em;margin-top:5px;}
.subcard.cart{padding:28px 22px;}
.subcard .sc-cta{
  font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--ash);
  letter-spacing:.1em;margin-top:14px;border-top:1px solid var(--line);padding-top:12px;
}

/* ============ contact + footer ============ */
.contact .wrap{max-width:820px;}
.info-row{font-family:'IBM Plex Mono',monospace;font-size:14px;padding:14px 0;border-bottom:1px solid var(--line);display:flex;gap:22px;flex-wrap:wrap;}
.info-row span:first-child{color:var(--mid);min-width:100px;letter-spacing:.08em;}
footer{border-top:1px solid var(--line);padding:44px 0;}
.foot-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start;}
.foot-logo{font-family:'Big Shoulders Display',sans-serif;font-weight:800;font-size:20px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink);}
.foot-note{font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--ash);line-height:1.9;max-width:60ch;}

/* ============ services page ============ */
.patch{display:block;margin:0 auto 30px;width:min(260px,60vw);height:auto;}
.desc-slot{
  border:1.5px dashed var(--steel);background:var(--bg-2);
  padding:30px;margin-top:8px;max-width:760px;
  font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--mid);
  letter-spacing:.06em;line-height:2;
}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step;margin-top:10px;}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr);}}
@media(max-width:520px){.steps{grid-template-columns:1fr;}}
.step{border-top:2px solid var(--ink);padding-top:14px;counter-increment:step;background:var(--bg-2);border-left:1px solid var(--steel);border-right:1px solid var(--steel);border-bottom:1px solid var(--steel);padding:16px 18px 18px;}
.step::before{
  content:"0" counter(step);
  font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--mid);
  letter-spacing:.14em;display:block;margin-bottom:6px;
}
.step h3{font-family:'Big Shoulders Display',sans-serif;font-weight:700;font-size:20px;text-transform:uppercase;color:var(--ink);}
.step p{color:var(--ash);font-size:14px;line-height:1.55;margin-top:8px;}

/* ============ illustrations + product photo slots ============ */
.illus{max-width:640px;margin:34px auto 0;}
.illus svg{width:100%;height:auto;display:block;}
.line-art{stroke:var(--ink);stroke-width:1.6;fill:none;}
.dim-line{stroke:var(--mid);stroke-width:1;}
.dim-label{font-family:'IBM Plex Mono',monospace;font-size:11px;fill:var(--ash);letter-spacing:.06em;}
.centerline{stroke:rgba(0,0,0,.25);stroke-width:1;stroke-dasharray:14 6 3 6;}
.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px;}
@media(max-width:820px){.photo-grid{grid-template-columns:1fr;}}
.ph{
  border:1px solid var(--steel);background:var(--bg-2);
  aspect-ratio:4/3;position:relative;overflow:hidden;
}
.ph-img{width:100%;height:100%;object-fit:cover;display:block;}
.ph-placeholder{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:repeating-linear-gradient(45deg, var(--bg-2), var(--bg-2) 14px, var(--bg) 14px, var(--bg) 28px);
  font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.1em;
  color:var(--ash);text-transform:uppercase;text-align:center;padding:16px;
}
.hero-logo{height:264px;width:auto;display:block;margin:0 auto 28px;}