:root{
  --paper:#f2efe4; --ink:#111; --orange:#ff5b1f; --green:#22d36b; --blue:#2f6bff; --yellow:#ffd23f; --white:#fffdf6; --muted:#55524a;
  --b:3px solid var(--ink); --hard:6px 6px 0 var(--ink);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Space Grotesk',system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;
  background-image:linear-gradient(rgba(17,17,17,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(17,17,17,.06) 1px,transparent 1px);background-size:32px 32px;overflow-x:hidden}
h1,h2,h3,h4{line-height:1.02;letter-spacing:-.03em;font-weight:700}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 14px;border:var(--b);z-index:99}

/* status ticker */
.ticker{background:var(--ink);color:var(--green);font:500 .78rem 'JetBrains Mono',monospace;overflow:hidden;white-space:nowrap;padding:7px 0;letter-spacing:.06em}
.ticker div{display:inline-block;animation:tick 40s linear infinite;padding-left:100%}
.ticker span{margin-right:48px}.ticker b{color:var(--orange)}
@keyframes tick{to{transform:translateX(-100%)}}

/* header */
header.site{border-bottom:var(--b);background:var(--white);position:sticky;top:0;z-index:40}
.bar{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{font-weight:700;font-size:1.7rem;text-decoration:none;letter-spacing:-.05em;display:flex;align-items:center;gap:10px}
.logo i{display:grid;grid-template-columns:1fr 1fr;gap:3px;width:30px;height:30px;padding:4px;border:var(--b);background:var(--ink)}
.logo i::before,.logo i::after{content:"";background:var(--orange);display:block}
.logo i::after{background:var(--green)}
.logo sup{font:600 .7rem 'JetBrains Mono';color:var(--orange);letter-spacing:0;margin-left:-6px}
nav.main ul{display:flex;gap:4px;list-style:none}
nav.main a{display:block;text-decoration:none;font-weight:500;padding:8px 14px;border:2px solid transparent}
nav.main a:hover{border-color:var(--ink);background:var(--yellow)}
nav.main a.on{background:var(--ink);color:var(--white)}
.burger{display:none;background:var(--white);border:var(--b);width:46px;height:42px;font-size:1.3rem;cursor:pointer}

.btn{display:inline-block;text-decoration:none;font:700 1rem 'Space Grotesk';padding:14px 24px;border:var(--b);background:var(--orange);color:var(--ink);box-shadow:var(--hard);cursor:pointer;transition:transform .12s,box-shadow .12s}
.btn:hover{transform:translate(3px,3px);box-shadow:3px 3px 0 var(--ink)}
.btn.alt{background:var(--white)}.btn.dark{background:var(--ink);color:var(--white);box-shadow:6px 6px 0 var(--orange)}
.btn.sm{padding:9px 16px;box-shadow:4px 4px 0 var(--ink)}

/* hero */
.hero{padding:64px 0 70px;border-bottom:var(--b)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.tag{display:inline-block;font:600 .78rem 'JetBrains Mono',monospace;padding:6px 12px;border:2px solid var(--ink);background:var(--yellow);text-transform:uppercase;letter-spacing:.08em;margin-bottom:22px}
h1{font-size:clamp(3rem,7.4vw,6.4rem)}
h1 em{font-style:normal;background:var(--orange);padding:0 .12em;border:var(--b);display:inline-block;transform:rotate(-1.5deg)}
.lead{font-size:1.25rem;color:var(--muted);max-width:540px;margin:26px 0 34px}
.cta{display:flex;gap:16px;flex-wrap:wrap}
.chassis{background:var(--ink);border:var(--b);box-shadow:12px 12px 0 var(--orange);padding:22px;transform:rotate(1.5deg)}
.chassis-top{display:flex;justify-content:space-between;color:var(--green);font:500 .75rem 'JetBrains Mono';margin-bottom:14px;letter-spacing:.08em}
.bays{display:grid;gap:12px}
.bay{background:#2a2a2a;border:2px solid #444;padding:12px 14px;display:flex;align-items:center;gap:14px;color:#bbb;font:500 .8rem 'JetBrains Mono';position:relative}
.bay::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:led 2s infinite}
.bay:nth-child(2)::before{animation-delay:.5s}.bay:nth-child(3)::before{animation-delay:1.1s;background:var(--orange);box-shadow:0 0 10px var(--orange)}.bay:nth-child(4)::before{animation-delay:1.6s}
@keyframes led{50%{opacity:.35}}
.bay .fill{flex:1;height:10px;background:#111;border:1px solid #444}
.bay .fill i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--green))}
.bay b{color:#fff;font-weight:600}
.chassis-foot{display:flex;gap:8px;margin-top:16px}
.chassis-foot span{flex:1;height:8px;background:#333}

/* sections */
section{padding:76px 0}
section.alt{background:var(--white);border-block:var(--b)}
section.dark{background:var(--ink);color:var(--white)}
.head{margin-bottom:40px;max-width:720px}
.head h2{font-size:clamp(2.2rem,4.6vw,3.8rem)}
.head p{color:var(--muted);font-size:1.15rem;margin-top:14px}
.dark .head p{color:#bdb9aa}
.kicker{font:600 .8rem 'JetBrains Mono',monospace;color:var(--orange);text-transform:uppercase;letter-spacing:.12em;margin-bottom:12px;display:block}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

.card{background:var(--white);border:var(--b);box-shadow:var(--hard);display:block;text-decoration:none;transition:transform .15s,box-shadow .15s}
a.card:hover{transform:translate(4px,4px);box-shadow:2px 2px 0 var(--ink)}
.card .img{border-bottom:var(--b);aspect-ratio:3/2;overflow:hidden}
.card .img img{width:100%;height:100%;object-fit:cover}
.card .body{padding:22px}
.card h3{font-size:1.5rem;margin:8px 0}
.card p{color:var(--muted);font-size:.98rem}
.meta{font:500 .75rem 'JetBrains Mono',monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--orange)}
.pad{padding:28px}
.num{font:700 3.4rem 'Space Grotesk';color:var(--orange);line-height:1;-webkit-text-stroke:0}

/* tool teaser */
.tool{display:grid;grid-template-columns:1fr 1fr;gap:0;border:var(--b);box-shadow:12px 12px 0 var(--orange);background:var(--white)}
.tool>div{padding:40px}
.tool>div:first-child{border-right:var(--b);background:var(--yellow)}

/* page head */
.pagehead{padding:70px 0 54px;border-bottom:var(--b);background:var(--white)}
.pagehead-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.pagehead h1{font-size:clamp(2.6rem,6vw,5rem)}
.pagehead .art{border:var(--b);box-shadow:var(--hard);aspect-ratio:3/2;overflow:hidden;background:var(--paper)}
.pagehead .art img{width:100%;height:100%;object-fit:cover}
.crumbs{font:500 .8rem 'JetBrains Mono';color:var(--muted);margin-bottom:18px}.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--orange)}

/* article */
.article{display:grid;grid-template-columns:230px 1fr;gap:50px;align-items:start}
.article>*{min-width:0}
.toc{position:sticky;top:96px;border:var(--b);background:var(--white);padding:20px;font-size:.92rem}
.toc b{font:600 .75rem 'JetBrains Mono';text-transform:uppercase;letter-spacing:.1em;color:var(--orange)}
.toc ul{list-style:none;margin-top:10px;display:grid;gap:8px}
.toc a{text-decoration:none;color:var(--muted)}.toc a:hover{color:var(--ink);text-decoration:underline}
.prose{max-width:720px}
.prose p{font-size:1.12rem;margin-bottom:20px;color:#2b2a26}
.prose h2{font-size:2.2rem;margin:48px 0 16px;padding-top:8px}
.prose ul{margin:0 0 22px 22px;font-size:1.1rem}.prose li{margin-bottom:8px}
.callout{border:var(--b);background:var(--yellow);padding:22px 26px;margin:28px 0;box-shadow:var(--hard);font-weight:500}
.callout b{font:600 .75rem 'JetBrains Mono';text-transform:uppercase;letter-spacing:.1em;display:block;margin-bottom:6px}
table{width:100%;border-collapse:collapse;background:var(--white);border:var(--b);margin:24px 0;font-size:.98rem}
th,td{padding:12px 14px;border:2px solid var(--ink);text-align:left}
th{background:var(--ink);color:var(--white);font:600 .78rem 'JetBrains Mono';text-transform:uppercase;letter-spacing:.06em}
.tablewrap{overflow-x:auto}

/* tools */
.panel{background:var(--white);border:var(--b);box-shadow:var(--hard);padding:32px}
.tool-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:start}
label{display:block;font:600 .8rem 'JetBrains Mono';text-transform:uppercase;letter-spacing:.08em;margin:18px 0 6px}
input,select{width:100%;padding:13px 14px;border:var(--b);background:var(--paper);font:500 1.05rem 'Space Grotesk';color:var(--ink);border-radius:0}
input:focus,select:focus{outline:3px solid var(--orange);outline-offset:2px}
input[type=range]{padding:0;accent-color:var(--orange);height:34px;border:0;background:none}
.out{background:var(--ink);color:var(--white);border:var(--b);padding:30px;box-shadow:8px 8px 0 var(--orange)}
.out .big{font:700 clamp(3rem,7vw,4.8rem) 'Space Grotesk';line-height:1;color:var(--green);letter-spacing:-.04em}
.out .big small{font-size:1.4rem;color:#bbb}
.out dl{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.out dt{font:500 .72rem 'JetBrains Mono';color:#9a968a;text-transform:uppercase;letter-spacing:.08em}
.out dd{font-weight:700;font-size:1.25rem}
.drives{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.drive{width:38px;height:54px;border:2px solid #666;background:var(--blue);position:relative}
.drive.par{background:var(--orange)}.drive.mir{background:#8a8577}
.drive::after{content:"";position:absolute;left:5px;right:5px;bottom:5px;height:4px;background:#fff;opacity:.6}
.legend{display:flex;gap:16px;flex-wrap:wrap;margin-top:14px;font:500 .75rem 'JetBrains Mono';color:#bbb}
.legend i{display:inline-block;width:12px;height:12px;margin-right:6px;vertical-align:-1px}
.warn{margin-top:18px;border:2px solid var(--yellow);color:var(--yellow);padding:12px 14px;font-size:.92rem;display:none}
.rec{display:grid;gap:14px}
.rec div{background:#1c1c1c;border:2px solid #444;padding:16px 18px;display:flex;justify-content:space-between;gap:14px;align-items:center}
.rec b{font-size:1.2rem}.rec small{color:#bbb;display:block}

/* faq */
details{background:var(--white);border:var(--b);margin-bottom:16px;box-shadow:4px 4px 0 var(--ink)}
summary{cursor:pointer;padding:20px 24px;font:700 1.2rem 'Space Grotesk';list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::after{content:"+";font-size:1.6rem;line-height:1;color:var(--orange)}
details[open] summary::after{content:"–"}
details p{padding:0 24px 22px;color:var(--muted)}

/* band + footer */
.band{background:var(--orange);border-block:var(--b);padding:70px 0;text-align:center}
.band h2{font-size:clamp(2.2rem,5vw,4rem);max-width:780px;margin:0 auto 24px}
footer.site{background:var(--ink);color:var(--white);padding:60px 0 30px}
.foot{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.foot p{color:#aaa6a0;margin-top:14px;max-width:320px}
.foot h4{font:600 .78rem 'JetBrains Mono';color:var(--orange);text-transform:uppercase;letter-spacing:.1em;margin-bottom:14px}
.foot ul{list-style:none;display:grid;gap:8px}.foot a{text-decoration:none;color:#ddd}.foot a:hover{color:var(--green)}
.copy{border-top:1px solid #333;margin-top:40px;padding-top:22px;color:#8a867a;font:500 .8rem 'JetBrains Mono'}
footer .logo i{border-color:#fff}

@media(max-width:960px){
  .burger{display:block}
  nav.main{position:absolute;top:70px;left:0;right:0;background:var(--white);border-bottom:var(--b);display:none;padding:12px 24px 20px}
  nav.main.open{display:block}nav.main ul{flex-direction:column}
  .hero-grid,.pagehead-grid,.tool,.tool-grid,.article,.grid2{grid-template-columns:1fr}
  .tool>div:first-child{border-right:0;border-bottom:var(--b)}
  .grid3{grid-template-columns:1fr}.grid4{grid-template-columns:repeat(2,1fr)}
  .toc{position:static}.foot{grid-template-columns:1fr 1fr}
  .chassis{transform:none}section{padding:56px 0}
}
@media(max-width:520px){.grid4,.foot{grid-template-columns:1fr}.out dl{grid-template-columns:1fr}.panel,.tool>div{padding:22px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}