/* =====================================================
   SYSCALL ZERO — site styles
   ===================================================== */

:root{
  --bg:#0a0a0a;
  --bg-1:#0e0e0e;
  --bg-2:#131313;
  --bg-3:#1a1a1a;
  --line:#1f1f1f;
  --line-2:#2a2a2a;
  --mid:#3a3a3a;
  --dim:#5a5a5a;
  --muted:#8a8780;
  --fg-2:#b8b5ad;
  --fg:#e8e6e0;
  --signal: oklch(0.78 0.08 145);
  --signal-dim: oklch(0.55 0.06 145);
  --warn: oklch(0.78 0.05 70);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:'JetBrains Mono',ui-monospace,monospace;font-weight:400;font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:geometricPrecision}
body{
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(255,255,255,0.025), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(255,255,255,0.02), transparent 60%),
    var(--bg);
  background-attachment: fixed;
}
body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 90%);
}
body::after{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,0.012) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
}
a{color:inherit;text-decoration:none}
::selection{background:var(--fg);color:var(--bg)}

.frame{position:relative;z-index:1;max-width:1480px;margin:0 auto;padding:0 40px}
.hr{height:1px;background:linear-gradient(to right, transparent, var(--line-2) 12%, var(--line-2) 88%, transparent)}
.hr-faint{height:1px;background:var(--line)}
.label{font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--muted);font-weight:500}
.mono-xs{font-size:11px;letter-spacing:0.04em;color:var(--muted)}
.blink{animation:blink 1.05s steps(1,end) infinite}
@keyframes blink{50%{opacity:0}}
.pulse{animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.6}50%{opacity:1}}

/* ============ NAV ============ */
nav.top{position:sticky;top:0;z-index:50;background:rgba(10,10,10,0.78);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
nav .row{display:flex;align-items:center;gap:32px;height:56px;padding:0 40px;max-width:1480px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:22px;width:auto;display:block}
.brand-sm img{height:18px}
nav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0;font-size:12px;letter-spacing:0.1em;color:var(--fg-2);text-transform:uppercase}
nav ul a{position:relative;padding:6px 0;display:inline-block}
nav ul a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:1px;background:var(--fg);transition:right .25s ease}
nav ul a:hover::after, nav ul a[aria-current="page"]::after{right:0}
nav ul a[aria-current="page"]{color:var(--fg)}
nav ul li.has-sub{position:relative}
nav ul li.has-sub > a::after{content:none}
nav ul li.has-sub > a > .chev{display:inline-block;margin-left:6px;font-size:9px;color:var(--muted);transition:.2s}
nav ul li.has-sub:hover > a > .chev,
nav ul li.has-sub:focus-within > a > .chev{transform:rotate(180deg);color:var(--fg)}
nav ul li.has-sub .submenu{
  position:absolute;top:100%;left:-16px;min-width:240px;
  background:rgba(10,10,10,0.96);backdrop-filter:blur(12px);
  border:1px solid var(--line-2);
  list-style:none;margin:0;padding:8px 0;
  display:none;flex-direction:column;gap:0;
  font-size:12px;letter-spacing:0.08em;
}
nav ul li.has-sub:hover .submenu,
nav ul li.has-sub:focus-within .submenu{display:flex}
nav ul li.has-sub .submenu li{display:block}
nav ul li.has-sub .submenu a{display:block;padding:10px 18px;color:var(--fg-2);position:relative}
nav ul li.has-sub .submenu a::after{content:none}
nav ul li.has-sub .submenu a:hover{background:var(--bg-1);color:var(--fg)}
nav ul li.has-sub .submenu a .sub-num{display:inline-block;width:24px;color:var(--dim);font-size:10px}
nav .right{margin-left:auto;display:flex;align-items:center;gap:18px;font-size:11px;color:var(--muted);letter-spacing:0.1em}
.dot{width:6px;height:6px;border-radius:50%;background:var(--signal);box-shadow:0 0 8px var(--signal-dim)}
.pill{border:1px solid var(--line-2);padding:6px 10px;font-size:11px;letter-spacing:0.12em;color:var(--fg-2);text-transform:uppercase}
.cta{border:1px solid var(--fg);padding:8px 14px;font-size:11px;letter-spacing:0.14em;color:var(--fg);text-transform:uppercase;background:transparent;cursor:pointer;transition:.18s;font-family:inherit;display:inline-block;text-decoration:none}
.cta:hover{background:var(--fg);color:var(--bg)}

/* ============ SECTION ============ */
section{position:relative;padding:96px 0;border-bottom:1px solid var(--line)}
section:last-of-type{border-bottom:none}
.sec-head{display:flex;align-items:baseline;gap:24px;margin-bottom:48px;flex-wrap:wrap}
.sec-head .num{font-size:11px;letter-spacing:0.18em;color:var(--muted)}
.sec-head h1, .sec-head h2{margin:0;font-weight:300;font-size:34px;letter-spacing:-0.01em;color:var(--fg)}
.sec-head .tag{margin-left:auto;font-size:11px;letter-spacing:0.16em;color:var(--muted);text-transform:uppercase}

/* ============ HERO (home) ============ */
.hero{padding:80px 0 96px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns: 1.05fr 1fr; gap:64px;align-items:stretch}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--muted);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);width:fit-content;padding:8px 0;margin-bottom:36px}
.eyebrow .dot{margin-right:4px}
h1.title{font-weight:200;font-size:clamp(48px,6.4vw,96px);line-height:0.96;letter-spacing:-0.025em;margin:0 0 28px}
h1.title em{font-style:italic;font-weight:300;color:var(--fg-2)}
.title-strike{display:inline-block;position:relative}
.title-strike::after{content:"";position:absolute;left:-2%;right:-2%;top:54%;height:2px;background:var(--fg)}
.title-mark{display:inline-block;background:var(--fg);color:var(--bg);padding:0 0.18em;line-height:1;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.title-mark em{font-style:italic;font-weight:300}
.lede{color:var(--fg-2);max-width:46ch;font-size:15px;line-height:1.65;margin:0 0 36px}
.hero-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;border-top:1px solid var(--line);padding-top:24px}
.hero-meta .k{font-size:11px;letter-spacing:0.16em;color:var(--muted);text-transform:uppercase;margin-bottom:8px}
.hero-meta .v{font-size:22px;font-weight:300;letter-spacing:-0.01em}
.hero-actions{display:flex;gap:12px;margin-top:8px;flex-wrap:wrap}

/* ============ PAGE HEAD (interior pages) ============ */
.page-head{padding:80px 0 32px;border-bottom:1px solid var(--line)}
.page-head .crumbs{font-size:11px;letter-spacing:0.18em;color:var(--muted);text-transform:uppercase;margin-bottom:24px}
.page-head .crumbs a{color:var(--muted);text-decoration:none;border-bottom:1px solid transparent;transition:.2s}
.page-head .crumbs a:hover{color:var(--fg);border-bottom-color:var(--line-2)}
.page-head .crumbs .sep{margin:0 10px;color:var(--dim)}
.page-head h1{margin:0;font-weight:200;font-size:clamp(40px,5vw,72px);line-height:1.0;letter-spacing:-0.02em}
.page-head .num{display:block;font-size:11px;letter-spacing:0.18em;color:var(--muted);margin-bottom:18px}
.page-head .sub{margin:24px 0 0;color:var(--fg-2);font-size:15px;line-height:1.65;max-width:64ch}

/* ============ TERMINAL ============ */
.term{
  position:relative;border:1px solid var(--line-2);background:linear-gradient(180deg, rgba(255,255,255,0.015), transparent 30%) , var(--bg-1);
  display:flex;flex-direction:column;min-height:520px;
}
.term-head{display:flex;align-items:center;gap:14px;padding:10px 14px;border-bottom:1px solid var(--line);font-size:11px;letter-spacing:0.12em;color:var(--muted);text-transform:uppercase}
.term-head .lights{display:flex;gap:6px}
.term-head .lights span{width:8px;height:8px;border:1px solid var(--mid)}
.term-head .title{margin-left:6px}
.term-head .right{margin-left:auto;display:flex;gap:14px;align-items:center}
.term-body{padding:18px 18px 14px;font-size:12.5px;line-height:1.7;flex:1;overflow:hidden;white-space:pre-wrap}
.term-body .row{display:flex;gap:14px}
.term-body .gutter{color:var(--dim);user-select:none;min-width:42px;text-align:right}
.term-body .ts{color:var(--dim)}
.term-body .ok{color:var(--signal)}
.term-body .warn{color:var(--warn)}
.term-body .key{color:var(--fg)}
.term-body .dim{color:var(--muted)}
.term-foot{border-top:1px solid var(--line);padding:8px 14px;display:flex;gap:18px;font-size:11px;letter-spacing:0.1em;color:var(--muted);text-transform:uppercase}
.term-foot .right{margin-left:auto}

/* ============ TICKER ============ */
.ticker{display:flex;gap:24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;font-size:11px;letter-spacing:0.16em;color:var(--muted);text-transform:uppercase;overflow:hidden;white-space:nowrap}
.ticker .seg{display:flex;gap:24px;animation:scroll 60s linear infinite}
.ticker .seg span{display:inline-flex;gap:10px;align-items:center}
.ticker .seg span::before{content:"";display:inline-block;width:4px;height:4px;background:var(--mid)}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ============ CAPABILITIES ============ */
.caps{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border:1px solid var(--line);border-radius:0}
.cap{padding:36px 32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;overflow:hidden;transition:.25s}
.cap:nth-child(2n){border-right:none}
.cap:nth-last-child(-n+2){border-bottom:none}
.caps.caps-3{grid-template-columns:repeat(3,1fr)}
.caps.caps-3 .cap{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.caps.caps-3 .cap:nth-child(3n){border-right:none}
.caps.caps-3 .cap:nth-last-child(-n+3){border-bottom:none}
.cap:hover{background:var(--bg-1)}
.cap .idx{font-size:11px;letter-spacing:0.18em;color:var(--muted);margin-bottom:24px}
.cap h3{margin:0 0 12px;font-weight:400;font-size:20px;letter-spacing:-0.005em}
.cap h3 a{color:inherit}
.cap p{color:var(--fg-2);font-size:13px;line-height:1.6;margin:0 0 22px}
.cap ul{margin:0;padding:0;list-style:none;font-size:12px;color:var(--muted)}
.cap ul li{padding:6px 0;border-top:1px dashed var(--line);display:flex;justify-content:space-between;gap:12px}
.cap ul li:last-child{border-bottom:1px dashed var(--line)}
.cap ul li .v{color:var(--fg-2)}
.cap .corner{position:absolute;top:14px;right:14px;font-size:11px;color:var(--dim);letter-spacing:0.12em}
.cap .more{font-size:11px;letter-spacing:0.16em;color:var(--muted);text-transform:uppercase;margin-top:16px;display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent;transition:.2s}
.cap .more:hover{color:var(--fg);border-bottom-color:var(--fg)}

/* ============ TABS (used on capabilities overview) ============ */
.caps-tabs{display:flex;margin-bottom:0;border-bottom:1px solid var(--line)}
.cap-tab{
  background:transparent;border:none;color:var(--muted);
  font-family:inherit;font-size:11px;letter-spacing:0.2em;text-transform:uppercase;font-weight:500;
  padding:16px 28px;cursor:pointer;position:relative;
  transition:.18s;display:inline-flex;align-items:center;gap:10px;text-decoration:none;
}
.cap-tab + .cap-tab{border-left:1px solid var(--line)}
.cap-tab .tnum{color:var(--dim)}
.cap-tab:hover{color:var(--fg-2)}
.cap-tab.active{color:var(--fg)}
.cap-tab.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--fg);
}

/* ============ METHOD ============ */
.method{display:grid;grid-template-columns: 280px 1fr;gap:48px}
.method aside{font-size:13px;color:var(--fg-2);line-height:1.7}
.method aside p{margin:0 0 16px}
.steps{display:flex;flex-direction:column}
.step{display:grid;grid-template-columns: 60px 1.2fr 1fr;gap:24px;padding:24px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step .n{font-size:34px;font-weight:200;color:var(--mid);letter-spacing:-0.02em;line-height:1}
.step .h{font-size:18px;font-weight:400;margin:0 0 8px;letter-spacing:-0.005em}
.step .h .sub{display:block;font-size:11px;letter-spacing:0.16em;color:var(--muted);margin-bottom:6px;text-transform:uppercase}
.step .desc{font-size:13px;color:var(--fg-2);line-height:1.65}
.step .meta{font-size:12px;color:var(--muted)}
.step .meta .l{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px dashed var(--line)}
.step .meta .l:first-child{border-top:1px dashed var(--line)}
.step .meta .v{color:var(--fg-2)}

/* ============ OPERATIONS ============ */
.ops{display:grid;grid-template-columns: repeat(2,1fr);gap:0;border:1px solid var(--line)}
.op{padding:28px 28px 24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;transition:.25s}
.op:nth-child(2n){border-right:none}
.op:nth-last-child(-n+2){border-bottom:none}
.op:hover{background:var(--bg-1)}
.op .top{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.op .id{font-size:11px;letter-spacing:0.18em;color:var(--muted)}
.op .status{margin-left:auto;font-size:10.5px;letter-spacing:0.16em;color:var(--signal);text-transform:uppercase;display:flex;align-items:center;gap:8px}
.op .status .dot{box-shadow:0 0 8px var(--signal-dim)}
.op .status.closed{color:var(--muted)}
.op .status.closed .dot{background:var(--muted);box-shadow:none}
.op h3{margin:0 0 6px;font-size:17px;font-weight:400;letter-spacing:-0.005em}
.op .client{font-size:12px;color:var(--muted);margin-bottom:16px}
.op .desc{font-size:13px;color:var(--fg-2);line-height:1.6;margin:0 0 18px}
.op .desc .redact{display:inline-block;background:var(--fg);color:var(--fg);user-select:none;padding:0 6px;border-radius:1px;letter-spacing:-0.02em}
.op .desc .redact:hover{color:var(--bg)}
.op .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;border-top:1px solid var(--line);padding-top:14px}
.op .stats .k{font-size:10px;letter-spacing:0.14em;color:var(--muted);text-transform:uppercase;margin-bottom:4px}
.op .stats .v{font-size:14px;font-weight:400;color:var(--fg)}

/* ============ HEX STRIP ============ */
.hexstrip{padding:36px 0;border-bottom:1px solid var(--line);overflow:hidden;color:var(--dim);font-size:11px;letter-spacing:0.04em;white-space:nowrap;mask-image:linear-gradient(to right, transparent, black 8%, black 92%, transparent)}
.hexstrip .row{font-variant-numeric:tabular-nums;line-height:1.7}
.hexstrip .row .a{color:var(--muted)}
.hexstrip .row .h{color:var(--fg-2)}

/* ============ SECTORS / CLIENTS ============ */
.sectors{display:grid;grid-template-columns: 1.1fr 1fr;gap:64px;align-items:start}
.sec-list{border-top:1px solid var(--line)}
.sec-row{display:grid;grid-template-columns: 60px 1fr 200px;gap:18px;padding:18px 4px;border-bottom:1px solid var(--line);align-items:center;font-size:13px;transition:.18s}
.sec-row:hover{background:var(--bg-1);padding-left:12px}
.sec-row .code{font-size:11px;letter-spacing:0.14em;color:var(--muted)}
.sec-row .name{color:var(--fg)}
.sec-row .bar{height:4px;background:var(--line);position:relative;overflow:hidden}
.sec-row .bar i{position:absolute;left:0;top:0;bottom:0;background:var(--fg);display:block}

/* ============ PRINCIPLES ============ */
.principles{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line)}
.pr{padding:30px;border-right:1px solid var(--line);position:relative}
.pr:last-child{border-right:none}
.pr .n{font-size:11px;color:var(--muted);letter-spacing:0.18em;margin-bottom:18px}
.pr h4{margin:0 0 10px;font-weight:400;font-size:17px;letter-spacing:-0.005em}
.pr p{margin:0;color:var(--fg-2);font-size:12.5px;line-height:1.6}

/* ============ CONTACT ============ */
.contact{display:grid;grid-template-columns: 1fr 1fr;gap:48px}
.pgp{border:1px solid var(--line);padding:24px;background:var(--bg-1)}
.pgp h4{margin:0 0 12px;font-size:11px;letter-spacing:0.18em;color:var(--muted);text-transform:uppercase;font-weight:500;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.pgp pre{margin:0;font-size:10.5px;line-height:1.55;color:var(--fg-2);overflow:hidden;white-space:pre;font-family:'JetBrains Mono',monospace}
.form{display:flex;flex-direction:column;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:11px;letter-spacing:0.16em;color:var(--muted);text-transform:uppercase}
.field input, .field select, .field textarea{
  background:transparent;border:none;border-bottom:1px solid var(--line-2);
  color:var(--fg);padding:10px 0;font-family:inherit;font-size:14px;outline:none;transition:.2s
}
.field input:focus, .field select:focus, .field textarea:focus{border-bottom-color:var(--fg)}
.field textarea{resize:vertical;min-height:90px}
.field .hint{font-size:11px;color:var(--dim)}
.submit-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:8px;flex-wrap:wrap}
.submit-row .meta{font-size:11px;color:var(--muted);letter-spacing:0.12em}

/* ============ FOOTER ============ */
footer{padding:48px 0 64px;color:var(--muted);font-size:11px;letter-spacing:0.12em;text-transform:uppercase}
footer .row{display:flex;gap:28px;align-items:center;flex-wrap:wrap}
footer .right{margin-left:auto;display:flex;gap:18px;align-items:center}
footer .legal-row{margin-top:24px;display:flex;gap:20px;align-items:flex-start}
footer .eu-flag{flex-shrink:0;width:46px;height:31px;color:var(--fg-2);border:1px solid var(--line-2);padding:1px;display:block}
footer .legal{color:var(--dim);max-width:80ch;line-height:1.7;text-transform:none;letter-spacing:0.02em;font-size:11px;margin:0}
footer nav.sitemap{margin-top:32px;display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding-top:24px;border-top:1px solid var(--line)}
footer nav.sitemap h5{font-size:11px;letter-spacing:0.18em;color:var(--muted);text-transform:uppercase;margin:0 0 12px;font-weight:500}
footer nav.sitemap ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
footer nav.sitemap a{color:var(--fg-2);font-size:12px;letter-spacing:0.04em;text-transform:none;transition:.18s;border-bottom:1px solid transparent}
footer nav.sitemap a:hover{color:var(--fg);border-bottom-color:var(--line-2)}

.footnote{font-size:11px;color:var(--dim);letter-spacing:0.04em}

/* ============ CTA BLOCKS ============ */
.cta-block{padding:64px 0;border-top:1px solid var(--line);display:flex;gap:32px;align-items:center;flex-wrap:wrap}
.cta-block h2{margin:0;font-size:28px;font-weight:300;letter-spacing:-0.01em;flex:1;min-width:280px}
.cta-block .actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ RESPONSIVE ============ */
@media (max-width: 1100px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .caps{grid-template-columns:1fr}
  .cap{border-right:none !important}
  .caps.caps-3{grid-template-columns:1fr}
  .ops{grid-template-columns:1fr}
  .op{border-right:none}
  .method{grid-template-columns:1fr}
  .sectors{grid-template-columns:1fr}
  .principles{grid-template-columns:repeat(2,1fr)}
  .pr:nth-child(2){border-right:none}
  .pr:nth-child(1),.pr:nth-child(2){border-bottom:1px solid var(--line)}
  .contact{grid-template-columns:1fr}
  nav ul{display:none}
  footer nav.sitemap{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 700px){
  .frame{padding:0 20px}
  nav .row{padding:0 20px}
  .principles{grid-template-columns:1fr}
  .pr{border-right:none;border-bottom:1px solid var(--line)}
  .pr:last-child{border-bottom:none}
  .op .stats{grid-template-columns:repeat(2,1fr)}
  footer nav.sitemap{grid-template-columns:1fr}
}