:root{
  --bg:#0B0F14;
  --bg-elevated:#10161C;
  --surface:#151D24;
  --surface-hover:#1A232B;
  --border:#26323C;
  --border-bright:#3A4A57;
  --text:#E9EEF2;
  --text-dim:#93A2AE;
  --text-faint:#5B6A75;
  --signal:#FF6A3D;
  --signal-dim:#7A3E29;
  --data:#4FD1C5;
  --data-dim:#204944;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'IBM Plex Sans',sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; scroll-behavior:auto !important;}
}
a{color:inherit;text-decoration:none;}
.display{font-family:'Space Grotesk',sans-serif;}
.mono{font-family:'IBM Plex Mono',monospace;}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px;}

/* background schematic grid */
.grid-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size:64px 64px;
  opacity:0.08;
}

/* NAV */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  background:rgba(11,15,20,0.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 32px;max-width:1180px;margin:0 auto;
}
.logo{display:flex;align-items:center;gap:10px;font-size:15px;letter-spacing:0.02em;}
.logo-mark{
  width:28px;height:28px;border:1.5px solid var(--data);
  position:relative;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.logo-mark::before{
  content:'';width:8px;height:8px;background:var(--data);
  animation:pulse-dot 2.6s ease-in-out infinite;
}
@keyframes pulse-dot{0%,100%{opacity:1;}50%{opacity:0.25;}}
.logo-text{font-weight:600;}
.logo-sub{color:var(--text-faint);font-size:10px;letter-spacing:0.14em;text-transform:uppercase;margin-top:1px;}
.nav-links{display:flex;gap:36px;align-items:center;}
.nav-links a{
  font-size:13px;color:var(--text-dim);letter-spacing:0.03em;
  transition:color 0.2s;
}
.nav-links a:hover{color:var(--text);}
.nav-cta{
  border:1px solid var(--signal);color:var(--signal) !important;
  padding:9px 18px;font-size:12.5px;letter-spacing:0.03em;
  transition:all 0.2s;
}
.nav-cta:hover{background:var(--signal);color:var(--bg) !important;}
@media (max-width:860px){.nav-links a:not(.nav-cta){display:none;}}

/* HERO */
.hero{
  position:relative;z-index:1;
  padding:168px 32px 0;
  max-width:1180px;margin:0 auto;
  display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center;
}
@media (max-width:900px){.hero{grid-template-columns:1fr;padding-top:140px;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--data);
  letter-spacing:0.14em;text-transform:uppercase;margin-bottom:22px;
}
.eyebrow::before{content:'';width:6px;height:6px;background:var(--data);}
h1{
  font-size:clamp(34px,4.6vw,58px);
  font-weight:600;line-height:1.08;letter-spacing:-0.01em;
  margin-bottom:22px;
}
h1 em{color:var(--data);font-style:normal;}
.hero p.lede{
  font-size:17px;color:var(--text-dim);max-width:48ch;margin-bottom:34px;
}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;}
.btn-primary{
  background:var(--signal);color:var(--bg);
  padding:14px 26px;font-size:14px;font-weight:600;letter-spacing:0.02em;
  border:1px solid var(--signal);transition:all 0.2s;
  display:inline-flex;align-items:center;gap:8px;
}
.btn-primary:hover{background:#FF7E56;transform:translateY(-1px);}
.btn-secondary{
  border:1px solid var(--border-bright);color:var(--text);
  padding:14px 26px;font-size:14px;letter-spacing:0.02em;
  transition:all 0.2s;
}
.btn-secondary:hover{border-color:var(--data);color:var(--data);}

.location-line{
  display:flex;align-items:center;gap:8px;margin-top:24px;
  font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--text-faint);letter-spacing:0.03em;
}
.location-line svg{flex-shrink:0;}

/* hero diagram - HUD / radar system */
.hero-diagram{position:relative;height:380px;}
.hero-diagram svg{width:100%;height:100%;overflow:visible;}

.corner{position:absolute;width:20px;height:20px;pointer-events:none;opacity:0.7;}
.corner.tl{top:-6px;left:-6px;border-top:1.5px solid var(--data-dim);border-left:1.5px solid var(--data-dim);}
.corner.tr{top:-6px;right:-6px;border-top:1.5px solid var(--data-dim);border-right:1.5px solid var(--data-dim);}
.corner.bl{bottom:-6px;left:-6px;border-bottom:1.5px solid var(--data-dim);border-left:1.5px solid var(--data-dim);}
.corner.br{bottom:-6px;right:-6px;border-bottom:1.5px solid var(--data-dim);border-right:1.5px solid var(--data-dim);}

.ring{fill:none;stroke:var(--border-bright);stroke-width:1;opacity:0.4;}
.ring-rotate{stroke:var(--data-dim);opacity:0.55;transform-origin:210px 190px;animation:ring-spin 24s linear infinite;}
@keyframes ring-spin{to{transform:rotate(360deg);}}

.sweep{transform-origin:210px 190px;animation:sweep-spin 5.5s linear infinite;}
@keyframes sweep-spin{to{transform:rotate(360deg);}}

.target-ring{fill:none;stroke:var(--signal);stroke-width:1;opacity:0.75;transform-origin:210px 190px;animation:ring-spin 9s linear infinite reverse;}

.dataline{stroke:var(--border-bright);stroke-width:1;stroke-dasharray:3 6;animation:dash-flow 1.6s linear infinite;}
@keyframes dash-flow{to{stroke-dashoffset:-18;}}

.node{fill:var(--data);animation:node-pulse 3.2s ease-in-out infinite;}
.node-sm{opacity:0.8;}
.node-alert{fill:var(--signal);animation:node-pulse-alert 2.2s ease-in-out infinite;}
.nodes .node:nth-child(1){animation-delay:0.2s;}
.nodes .node:nth-child(2){animation-delay:0.9s;}
.nodes .node:nth-child(4){animation-delay:1.5s;}
.nodes .node:nth-child(5){animation-delay:0.6s;}
.nodes .node:nth-child(6){animation-delay:1.9s;}
.nodes .node:nth-child(7){animation-delay:1.1s;}
@keyframes node-pulse{0%,100%{opacity:0.4;}50%{opacity:1;}}
@keyframes node-pulse-alert{0%,100%{opacity:0.6;}50%{opacity:1;}}

.hud-label{font-family:'IBM Plex Mono',monospace;font-size:8px;fill:var(--text-faint);letter-spacing:0.05em;}
.hud-alert{fill:var(--signal);}

.scan-line{animation:scan-move 4.5s ease-in-out infinite;mix-blend-mode:screen;}
@keyframes scan-move{0%{transform:translateY(-60px);}100%{transform:translateY(420px);}}

/* TICKER */
.ticker-bar{
  position:relative;z-index:1;
  margin-top:80px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  background:var(--bg-elevated);overflow:hidden;white-space:nowrap;
}
.ticker-track{
  display:inline-flex;padding:13px 0;
  animation:ticker-scroll 32s linear infinite;
}
@keyframes ticker-scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}
.ticker-item{
  font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--text-faint);
  letter-spacing:0.08em;padding:0 22px;display:inline-flex;align-items:center;gap:22px;
}
.ticker-item span.sep{color:var(--data-dim);}

section{position:relative;z-index:1;padding:96px 32px;}
.section-head{margin-bottom:52px;max-width:640px;}
.section-tag{
  font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--signal);
  letter-spacing:0.14em;text-transform:uppercase;margin-bottom:14px;
}
h2{font-size:clamp(26px,3.2vw,36px);font-weight:600;letter-spacing:-0.01em;margin-bottom:14px;}
.section-head p{color:var(--text-dim);font-size:15.5px;}

/* CORE SPECIALIZATION - featured cards */
.spec-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;
  max-width:1180px;margin:0 auto;
}
.spec-card{
  background:var(--surface);border:1px solid var(--border);border-top:2px solid var(--data);
  padding:34px 30px;position:relative;transition:border-color 0.25s,transform 0.25s;
}
.spec-card:hover{border-color:var(--border-bright);border-top-color:var(--data);transform:translateY(-3px);}
.spec-tag{
  font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--data);
  letter-spacing:0.1em;margin-bottom:16px;
}
.spec-card h3{font-size:21px;font-weight:600;margin-bottom:10px;font-family:'Space Grotesk',sans-serif;}
.spec-card p{color:var(--text-dim);font-size:14px;margin-bottom:20px;}
.spec-card ul{list-style:none;}
.spec-card li{
  font-size:13.5px;color:var(--text-dim);padding-left:16px;position:relative;margin-bottom:9px;
}
.spec-card li::before{content:'—';position:absolute;left:0;color:var(--data);}

/* SERVICES - dossier cards */
.services-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:1px;
  background:var(--border);border:1px solid var(--border);
  max-width:1180px;margin:0 auto;
}
.dossier{
  background:var(--bg);padding:32px;position:relative;
  transition:background 0.25s;
}
.dossier:hover{background:var(--surface);}
.dossier-case{
  font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-faint);
  letter-spacing:0.08em;margin-bottom:18px;display:flex;justify-content:space-between;
}
.dossier-case .status{color:var(--data);}
.dossier h3{font-size:19px;font-weight:600;margin-bottom:10px;font-family:'Space Grotesk',sans-serif;}
.dossier p{color:var(--text-dim);font-size:14px;margin-bottom:18px;}
.dossier ul{list-style:none;}
.dossier li{
  font-size:13px;color:var(--text-dim);padding-left:16px;position:relative;margin-bottom:8px;
}
.dossier li::before{content:'—';position:absolute;left:0;color:var(--text-faint);}
.dossier-corner{
  position:absolute;top:12px;right:12px;width:14px;height:14px;
  border-top:1.5px solid transparent;border-right:1.5px solid transparent;
  transition:border-color 0.25s;
}
.dossier:hover .dossier-corner{border-color:var(--signal);}

/* APPROACH */
.approach{background:var(--bg-elevated);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.approach-list{max-width:900px;margin:0 auto;}
.approach-item{
  display:grid;grid-template-columns:80px 1fr;gap:24px;
  padding:28px 0;border-bottom:1px solid var(--border);
}
.approach-item:last-child{border-bottom:none;}
.approach-num{
  font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--data);
  padding-top:2px;
}
.approach-item h4{font-size:17px;font-weight:600;margin-bottom:6px;font-family:'Space Grotesk',sans-serif;}
.approach-item p{color:var(--text-dim);font-size:14.5px;max-width:56ch;}

/* ABOUT */
.about{display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;max-width:1180px;margin:0 auto;align-items:start;}
@media (max-width:860px){.about{grid-template-columns:1fr;}}
.about-card{
  border:1px solid var(--border);padding:28px;background:var(--surface);
}
.about-card .role{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--data);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:6px;}
.about-card h3{font-size:22px;margin-bottom:4px;font-family:'Space Grotesk',sans-serif;}
.about-card .cred{color:var(--text-faint);font-size:12.5px;margin-bottom:20px;font-family:'IBM Plex Mono',monospace;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-dim);
  border:1px solid var(--border-bright);padding:5px 10px;letter-spacing:0.03em;
}
.about-copy p{color:var(--text-dim);font-size:15.5px;margin-bottom:18px;}
.about-copy p:last-child{margin-bottom:0;}
.about-copy strong{color:var(--text);font-weight:600;}

/* CONTACT */
/* COVERAGE */
.coverage{background:var(--bg-elevated);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.coverage-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1px;
  background:var(--border);border:1px solid var(--border);max-width:1180px;margin:0 auto;
}
.coverage-card{background:var(--bg-elevated);padding:30px 28px;}
.coverage-tag{
  font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--signal);
  letter-spacing:0.1em;margin-bottom:12px;
}
.coverage-card h3{font-size:18px;font-weight:600;margin-bottom:8px;font-family:'Space Grotesk',sans-serif;}
.coverage-card p{color:var(--text-dim);font-size:13.5px;}

.contact{background:var(--bg-elevated);border-top:1px solid var(--border);}
.contact-inner{
  max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:56px;
}
@media (max-width:860px){.contact-inner{grid-template-columns:1fr;}}
.contact-info .item{margin-bottom:22px;}
.contact-info .label{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-faint);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:4px;}
.contact-info .value{font-size:16px;color:var(--text);}
.contact-info .value a{border-bottom:1px solid var(--border-bright);transition:border-color 0.2s;}
.contact-info .value a:hover{border-color:var(--data);color:var(--data);}
form{display:flex;flex-direction:column;gap:14px;}
.field label{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-faint);letter-spacing:0.06em;text-transform:uppercase;display:block;margin-bottom:6px;}
.field input,.field textarea{
  width:100%;background:var(--bg);border:1px solid var(--border-bright);
  color:var(--text);padding:12px 14px;font-family:'IBM Plex Sans',sans-serif;font-size:14px;
  transition:border-color 0.2s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--data);}
.field textarea{resize:vertical;min-height:90px;}
form .btn-primary{align-self:flex-start;margin-top:6px;border:none;cursor:pointer;}
.form-status{font-family:'IBM Plex Mono',monospace;font-size:12px;min-height:16px;margin:0;}
.form-status.success{color:var(--data);}
.form-status.error{color:var(--signal);}

footer{
  padding:32px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:12.5px;color:var(--text-faint);
  font-family:'IBM Plex Mono',monospace;
}

.reveal{opacity:0;transform:translateY(16px);transition:opacity 0.6s ease,transform 0.6s ease;}
.reveal.in{opacity:1;transform:translateY(0);}