:root{
  --lab-white:#F5F5F5; --carbon-black:#111111; --safety-orange:#FF4500;
  --blueprint-blue:#0047AB; --mid-gray:#666666; --line:#D6D6D6; --paper:#FFFFFF;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  background-color:var(--lab-white); color:var(--carbon-black);
  line-height:1.65; min-height:100vh; display:flex; flex-direction:column;
  background-image:
    linear-gradient(rgba(17,17,17,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17,17,17,0.04) 1px, transparent 1px);
  background-size:28px 28px; position:relative;
}
body::after{
  content:""; position:fixed; inset:0; pointer-events:none; opacity:0.035; z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.wrap{max-width:1100px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.measure{max-width:760px}

/* ---- Header / nav ---- */
header.site{background:var(--carbon-black);color:var(--lab-white);border-bottom:2px solid var(--safety-orange);position:sticky;top:0;z-index:50}
.nav{max-width:1100px;margin:0 auto;padding:12px 24px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:'Space Mono',monospace}
.brand{font-weight:700;font-size:15px;letter-spacing:1px;color:var(--lab-white);text-decoration:none}
.brand span{color:var(--safety-orange)}
.nav-links{display:flex;gap:22px;font-size:12px;letter-spacing:1px;text-transform:uppercase}
.nav-links a{color:#cfcfcf;text-decoration:none}
.nav-links a:hover,.nav-links a.active{color:var(--safety-orange)}
@media(max-width:640px){.nav-links{gap:14px;font-size:11px}.brand{font-size:13px}}

/* ---- Generic section ---- */
main{flex:1;position:relative;z-index:1}
section.block{padding:56px 0}
.eyebrow{font-family:'Space Mono',monospace;font-size:12px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--blueprint-blue);margin-bottom:16px}
h1.page{font-family:'Space Mono',monospace;font-weight:700;font-size:clamp(28px,5vw,48px);line-height:1.08;letter-spacing:-0.5px;margin-bottom:18px}
h1.page span{color:var(--safety-orange)}
.lede{font-size:18px;color:#333;margin-bottom:8px}

/* ---- Hero (home) ---- */
.hero{padding:72px 0 48px}
.pillars{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 30px}
.pillar{font-family:'Space Mono',monospace;font-size:11px;letter-spacing:1px;text-transform:uppercase;padding:7px 12px;border:1px solid var(--carbon-black)}

/* ---- Buttons ---- */
.btn{display:inline-block;font-family:'Space Mono',monospace;font-size:12px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;padding:14px 22px;border:2px solid var(--carbon-black);background:var(--carbon-black);color:var(--lab-white);text-decoration:none;cursor:pointer;transition:transform .05s ease}
.btn:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--safety-orange)}
.btn.alt{background:var(--paper);color:var(--carbon-black)}
.btn.orange{background:var(--safety-orange);border-color:var(--safety-orange);color:#fff}
.btn.disabled{opacity:.45;pointer-events:none}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}

/* ---- Article grid ---- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:0;border-top:1px solid var(--carbon-black);border-left:1px solid var(--carbon-black)}
.card{border-right:1px solid var(--carbon-black);border-bottom:1px solid var(--carbon-black);background:var(--paper);padding:24px;text-decoration:none;color:var(--carbon-black);display:flex;flex-direction:column;gap:10px;transition:background .1s ease}
.card:hover{background:#fafafa}
.card .meta{font-family:'Space Mono',monospace;font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--mid-gray);display:flex;justify-content:space-between}
.card .meta .num{color:var(--safety-orange)}
.card h3{font-family:'Space Mono',monospace;font-size:17px;line-height:1.25;font-weight:700}
.card p{font-size:14px;color:#444}
.card .read{font-family:'Space Mono',monospace;font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--blueprint-blue);margin-top:auto}

/* ---- Article body ---- */
article.doc{background:var(--paper);border:2px solid var(--carbon-black);box-shadow:8px 8px 0 var(--carbon-black);padding:48px 40px;margin:40px 0}
.doc .kicker{font-family:'Space Mono',monospace;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--mid-gray);border-bottom:1px dashed var(--line);padding-bottom:14px;margin-bottom:26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.doc h1{font-family:'Space Mono',monospace;font-size:clamp(26px,4vw,38px);line-height:1.12;letter-spacing:-0.5px;margin-bottom:18px}
.doc h2{font-family:'Space Mono',monospace;font-size:22px;margin:34px 0 12px;padding-top:8px}
.doc h3{font-family:'Space Mono',monospace;font-size:17px;margin:24px 0 8px}
.doc p{margin:0 0 16px;font-size:17px}
.doc ul,.doc ol{margin:0 0 16px 22px}
.doc li{margin:0 0 8px}
.doc strong{font-weight:700}
.doc a{color:var(--blueprint-blue);text-decoration:underline;text-underline-offset:2px}
.doc a:hover{color:var(--safety-orange)}
.doc hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.doc blockquote{border-left:3px solid var(--safety-orange);padding:4px 0 4px 18px;margin:0 0 16px;color:#333;font-style:italic}
.doc .callout{background:#f4f4f4;border-left:4px solid var(--safety-orange);padding:18px 20px;margin:26px 0}
.doc .callout > :last-child{margin-bottom:0}
.doc .callout h2{margin-top:0;font-size:18px}
.doc table{border-collapse:collapse;width:100%;margin:0 0 18px;font-size:14px}
.doc th,.doc td{border:1px solid var(--line);padding:8px 10px;text-align:left}
.doc th{background:#f0f0f0;font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.5px;text-transform:uppercase}
.doc code{font-family:'Space Mono',monospace;background:#eee;padding:1px 5px;font-size:14px}
@media(max-width:640px){article.doc{padding:30px 20px;box-shadow:5px 5px 0 var(--carbon-black)}.doc p,.doc li{font-size:16px}}

/* ---- Subscribe ---- */
.subscribe{background:var(--carbon-black);color:var(--lab-white);border:2px solid var(--safety-orange)}
.subscribe .wrap{padding:48px 24px}
.subscribe h2{font-family:'Space Mono',monospace;font-size:clamp(22px,4vw,32px);margin-bottom:12px;letter-spacing:-0.5px}
.subscribe p{color:#cfcfcf;max-width:560px;margin-bottom:22px}
.form{display:flex;gap:10px;flex-wrap:wrap;max-width:560px}
.form input{flex:1;min-width:220px;padding:14px 16px;border:2px solid var(--lab-white);background:transparent;color:var(--lab-white);font-family:'Inter',sans-serif;font-size:15px}
.form input::placeholder{color:#9a9a9a}
.form .btn{flex:0 0 auto}
.form-note{font-family:'Space Mono',monospace;font-size:11px;color:#9a9a9a;margin-top:12px;letter-spacing:.5px}
.msg{margin-top:14px;font-family:'Space Mono',monospace;font-size:13px;display:none}
.msg.ok{display:block;color:#7CFC9B}
.msg.err{display:block;color:#ff8a6b}

/* ---- Store ---- */
.shelf{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-top:8px}
.product{background:var(--paper);border:2px solid var(--carbon-black);padding:24px;display:flex;flex-direction:column;gap:12px}
.product .tag{font-family:'Space Mono',monospace;font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--safety-orange)}
.product h3{font-family:'Space Mono',monospace;font-size:18px;line-height:1.25}
.product p{font-size:14px;color:#444;flex:1}

/* ---- Footer ---- */
footer.site{border-top:1px solid var(--line);padding:26px 0;background:var(--lab-white)}
.foot{max-width:1100px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-family:'Space Mono',monospace;font-size:11px;color:var(--mid-gray);letter-spacing:1px}
.foot .sign{color:var(--carbon-black);font-weight:700}
.foot a{color:var(--mid-gray);text-decoration:none}
.foot a:hover{color:var(--safety-orange)}