:root{
  --ink:#0A1018;
  --ink-1:#0D1622;
  --ink-2:#12202F;
  --ink-3:#16263A;
  --line:#21344C;
  --line-soft:#162638;
  --text:#EAF0F8;
  --muted:#92A4C0;
  --muted-2:#6E8099;
  --signal:#45E3B8;
  --signal-rgb:69,227,184;
  --alert:#FFB454;
  --blue:#5B8DEF;
  --maxw:1140px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(900px 460px at 88% -4%,rgba(var(--signal-rgb),.08),transparent 63%),
    radial-gradient(720px 420px at -10% 22%,rgba(91,141,239,.05),transparent 60%),
    var(--ink);
  font-family:"IBM Plex Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-weight:300;
  line-height:1.65;
  letter-spacing:.1px;
  -webkit-font-smoothing:antialiased;
}

body[data-theme="blue"]{--signal:#72A0FF;--signal-rgb:114,160,255}
body[data-theme="amber"]{--signal:#FFB454;--signal-rgb:255,180,84}
body[data-theme="violet"]{--signal:#AF91FF;--signal-rgb:175,145,255}

a{color:inherit;text-decoration:none}
button{font:inherit}
svg{display:block}
.wrap{width:min(100% - 56px,var(--maxw));margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--signal);color:#04130d;padding:10px 16px;border-radius:8px;z-index:300;font-weight:600}
.skip:focus{left:12px}
:focus-visible{outline:2px solid var(--signal);outline-offset:4px;border-radius:4px}

.read-progress{position:fixed;inset:0 auto auto 0;width:0;height:2px;background:var(--signal);box-shadow:0 0 12px var(--signal);z-index:300}

.site-nav{
  position:sticky;
  top:0;
  z-index:100;
  border-bottom:1px solid var(--line-soft);
  background:rgba(10,16,24,.78);
  backdrop-filter:saturate(140%) blur(12px);
}
.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-family:"Space Grotesk",sans-serif;font-weight:600;letter-spacing:.02em}
.brand-mark{width:30px;height:30px;border:1px solid var(--line);border-radius:8px;display:grid;place-items:center;background:var(--ink-2)}
.brand-dot{width:7px;height:7px;border-radius:50%;background:var(--signal);box-shadow:0 0 10px var(--signal)}
.nav-actions{display:flex;align-items:center;gap:20px;font-family:"IBM Plex Mono",monospace;font-size:12.5px;color:var(--muted)}
.nav-actions a{transition:color .2s,border-color .2s}
.nav-actions a:hover{color:var(--signal)}
.nav-contact{padding:8px 14px;border:1px solid var(--line);border-radius:8px;color:var(--text)!important}
.nav-contact:hover{border-color:var(--signal)}

.project-hero{padding:58px 0 54px;border-bottom:1px solid var(--line-soft)}
.breadcrumb{display:flex;align-items:center;gap:10px;font-family:"IBM Plex Mono",monospace;font-size:11.5px;color:var(--muted-2);margin-bottom:34px}
.breadcrumb a:hover{color:var(--signal)}
.breadcrumb span:last-child{color:var(--muted)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(380px,.94fr);gap:58px;align-items:center}
.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--signal);display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:24px;height:1px;background:currentColor;opacity:.65}
h1,h2,h3{font-family:"Space Grotesk",sans-serif;letter-spacing:-.015em;line-height:1.08;margin:0}
h1{font-size:clamp(38px,5.6vw,68px);margin-top:18px;max-width:12em}
.hero-lede{font-size:clamp(16px,1.6vw,19px);color:var(--muted);max-width:38em;margin:23px 0 0}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.button{
  min-height:43px;
  padding:10px 16px;
  border:1px solid var(--line);
  border-radius:9px;
  font-family:"IBM Plex Mono",monospace;
  font-size:12.5px;
  display:inline-flex;
  align-items:center;
  gap:9px;
  transition:.2s;
}
.button svg{width:15px;height:15px}
.button.primary{background:var(--signal);border-color:var(--signal);color:#07130f;font-weight:500}
.button.primary:hover{transform:translateY(-1px);box-shadow:0 0 28px rgba(var(--signal-rgb),.25)}
.button.secondary:hover{color:var(--signal);border-color:var(--signal)}

.hero-visual{
  min-height:350px;
  border:1px solid var(--line);
  border-radius:18px;
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(rgba(33,52,76,.32) 1px,transparent 1px),
    linear-gradient(90deg,rgba(33,52,76,.32) 1px,transparent 1px),
    radial-gradient(circle at 50% 46%,rgba(var(--signal-rgb),.13),transparent 47%),
    linear-gradient(145deg,#101c2a,#09111a);
  background-size:30px 30px,30px 30px,auto,auto;
  box-shadow:0 32px 80px -44px #000;
}
.hero-visual::before{content:"";position:absolute;inset:18px;border:1px solid rgba(var(--signal-rgb),.13);border-radius:12px;pointer-events:none}
.hero-visual::after{content:attr(data-label);position:absolute;left:30px;bottom:23px;font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.16em;color:var(--muted-2);text-transform:uppercase}
.hero-visual svg{position:absolute;inset:0;width:100%;height:100%}
.hero-visual .sig{stroke:var(--signal);filter:drop-shadow(0 0 7px rgba(var(--signal-rgb),.3))}
.hero-visual .blue{stroke:var(--blue)}
.hero-visual .amber{stroke:var(--alert)}
.hero-visual .soft{stroke:#29425e}
.hero-visual .fill{fill:#0c1722;stroke:var(--signal)}
.hero-visual text{font-family:"IBM Plex Mono",monospace;fill:var(--muted);font-size:10px;letter-spacing:.08em}
.visual-index{position:absolute;top:25px;right:27px;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;color:var(--signal)}

.facts-bar{border-bottom:1px solid var(--line-soft);background:rgba(13,22,34,.55)}
.facts{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:20px 22px;border-left:1px solid var(--line-soft)}
.fact:last-child{border-right:1px solid var(--line-soft)}
.fact-label{display:block;font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2)}
.fact-value{display:block;font-family:"Space Grotesk",sans-serif;font-size:15px;line-height:1.35;margin-top:5px;color:var(--text)}

.project-main{padding:82px 0 96px}
.content-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:72px;align-items:start}
.toc{position:sticky;top:94px}
.toc-label{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin-bottom:13px}
.toc nav{display:flex;flex-direction:column;border-left:1px solid var(--line)}
.toc a{font-family:"IBM Plex Mono",monospace;font-size:11.5px;color:var(--muted-2);padding:7px 0 7px 16px;border-left:1px solid transparent;margin-left:-1px;transition:.2s}
.toc a:hover,.toc a.active{color:var(--signal);border-color:var(--signal)}
.toc-note{font-size:12.5px;color:var(--muted-2);margin-top:25px;padding-top:20px;border-top:1px solid var(--line-soft)}

.story{min-width:0}
.content-section{padding:0 0 70px;scroll-margin-top:92px}
.content-section + .content-section{padding-top:70px;border-top:1px solid var(--line-soft)}
.section-kicker{display:flex;align-items:center;gap:12px;font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.16em;color:var(--signal);text-transform:uppercase;margin-bottom:13px}
.section-kicker span{width:29px;height:29px;border:1px solid rgba(var(--signal-rgb),.32);border-radius:50%;display:grid;place-items:center;letter-spacing:0}
.content-section h2{font-size:clamp(27px,3.4vw,39px);max-width:18em}
.content-section > p{font-size:16.5px;color:var(--muted);max-width:47em;margin:20px 0 0}
.content-section > p.lead{font-size:20px;line-height:1.55;color:var(--text)}
.content-section strong{font-weight:500;color:var(--text)}

.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:30px}
.info-card{
  border:1px solid var(--line);
  border-radius:12px;
  padding:22px;
  background:linear-gradient(160deg,rgba(18,32,47,.9),rgba(13,22,34,.78));
}
.info-card .icon{width:34px;height:34px;border:1px solid rgba(var(--signal-rgb),.3);border-radius:9px;display:grid;place-items:center;color:var(--signal);font-family:"IBM Plex Mono",monospace;font-size:11px;margin-bottom:18px}
.info-card h3{font-size:17px}
.info-card p{font-size:14px;color:var(--muted);margin:10px 0 0}
.info-card ul{padding:0;margin:12px 0 0;list-style:none}
.info-card li{position:relative;padding-left:15px;color:var(--muted);font-size:14px;margin-top:7px}
.info-card li::before{content:"";position:absolute;left:0;top:.72em;width:5px;height:1px;background:var(--signal)}

.responsibility-list{display:grid;gap:1px;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-top:30px;background:var(--line)}
.responsibility{display:grid;grid-template-columns:52px 1fr;gap:17px;padding:20px;background:var(--ink-1)}
.responsibility .num{font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--signal);padding-top:3px}
.responsibility h3{font-size:17px}
.responsibility p{font-size:14px;color:var(--muted);margin:7px 0 0}

.workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:30px;counter-reset:step}
.step{min-height:178px;border:1px solid var(--line);border-radius:12px;padding:19px;background:var(--ink-1);position:relative}
.step::before{counter-increment:step;content:"0" counter(step);font-family:"IBM Plex Mono",monospace;font-size:10px;color:var(--signal)}
.step h3{font-size:15px;margin-top:29px}
.step p{font-size:13px;color:var(--muted);margin:9px 0 0}

.people{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:30px}
.person{border:1px solid var(--line);border-radius:12px;padding:20px;background:var(--ink-1)}
.person .person-label{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.12em;color:var(--signal);text-transform:uppercase}
.person h3{font-size:17px;margin-top:10px}
.person p{font-size:13.5px;color:var(--muted);margin:8px 0 0}

.outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}
.outcome{border-top:2px solid var(--signal);padding:19px 18px;border-radius:2px 2px 11px 11px;background:var(--ink-1);border-left:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.outcome-value{font-family:"Space Grotesk",sans-serif;font-size:clamp(22px,3vw,31px);line-height:1;color:var(--text)}
.outcome-label{font-size:12.5px;color:var(--muted);margin-top:10px}

.callout{margin-top:28px;padding:20px 22px;border:1px solid rgba(var(--signal-rgb),.25);border-radius:12px;background:rgba(var(--signal-rgb),.045);color:var(--muted);font-size:14px}
.callout strong{display:block;font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--signal);margin-bottom:7px}
.evidence{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}

.project-switcher{border-top:1px solid var(--line-soft);padding:42px 0}
.project-switcher .wrap{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.project-link{border:1px solid var(--line);border-radius:12px;padding:20px 22px;background:var(--ink-1);transition:.2s}
.project-link.next{text-align:right}
.project-link span{display:block;font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted-2)}
.project-link strong{display:block;font-family:"Space Grotesk",sans-serif;font-size:16px;margin-top:6px;font-weight:500}
.project-link:hover{border-color:var(--signal);transform:translateY(-2px)}
.project-link:hover strong{color:var(--signal)}

footer{border-top:1px solid var(--line-soft);padding:30px 0;color:var(--muted-2);font-family:"IBM Plex Mono",monospace;font-size:11px}
.foot-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

.reveal{opacity:0;transform:translateY(14px);transition:opacity .65s ease,transform .65s ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-visual{min-height:330px}
  .content-grid{grid-template-columns:1fr;gap:42px}
  .toc{position:static}
  .toc nav{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:10px;overflow:hidden}
  .toc a{margin:0;padding:10px 12px;border-left:none;border-bottom:1px solid var(--line-soft)}
  .toc a.active{background:rgba(var(--signal-rgb),.05)}
  .toc-note{display:none}
  .workflow{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:700px){
  .wrap{width:min(100% - 40px,var(--maxw))}
  .nav-actions > a:not(.nav-contact){display:none}
  .project-hero{padding-top:36px}
  .breadcrumb{margin-bottom:25px}
  h1{font-size:clamp(35px,11vw,50px)}
  .hero-visual{min-height:265px}
  .facts{grid-template-columns:1fr 1fr}
  .fact:nth-child(2){border-right:1px solid var(--line-soft)}
  .fact:nth-child(n+3){border-top:1px solid var(--line-soft)}
  .project-main{padding:58px 0 72px}
  .toc nav{grid-template-columns:1fr 1fr}
  .content-section{padding-bottom:52px}
  .content-section + .content-section{padding-top:52px}
  .split,.people,.outcomes{grid-template-columns:1fr}
  .workflow{grid-template-columns:1fr}
  .step{min-height:0}
  .project-switcher .wrap{grid-template-columns:1fr}
  .project-link.next{text-align:left}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}