:root{
  --ink:#111;--muted:#666;--faint:#8b8b8b;--line:#dadada;--soft:#f6f6f6;--max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
::selection{background:#ddd;color:#000}
.site-header{height:74px;border-bottom:1px solid #ececec;background:#fff}
.header-inner{max-width:var(--max);height:100%;margin:0 auto;padding:0 28px;display:flex;align-items:center;gap:30px}
.logo{width:132px;min-width:132px;display:flex;align-items:center}
.logo img{display:block;width:132px;height:auto;filter:invert(1);background:#fff}
.primary{margin-left:auto;display:flex;gap:25px;align-items:center}
.primary a{font-size:13px;color:#666;white-space:nowrap}.primary a:hover,.primary a.active{color:#111}
main{max-width:var(--max);margin:0 auto;padding:0 28px}
.hero{padding:92px 0 0}
.eyebrow{margin:0 0 26px;font-size:11px;line-height:1;letter-spacing:.11em;text-transform:uppercase;color:#777}
.hero-layout{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(290px,.78fr);gap:92px;align-items:end}
h1{margin:0;max-width:780px;font-size:clamp(48px,5.15vw,68px);line-height:.98;letter-spacing:-.052em;font-weight:400}
.hero-copy{max-width:430px;padding-bottom:3px}.hero-copy p{margin:0;font-size:17px;line-height:1.52;color:#333}
.text-link{display:inline-flex;align-items:center;gap:7px;margin-top:24px;padding-bottom:2px;border-bottom:1px solid #777;font-size:13px;color:#444}.text-link:hover{color:#111;border-color:#111}

.instrument{position:relative;margin-top:72px;padding:26px 0 22px;border-top:1px solid #222;border-bottom:1px solid #222;overflow:hidden;isolation:isolate}
.instrument::before{content:"";position:absolute;inset:42px 0 38px;background:radial-gradient(circle at 50% 48%,rgba(17,17,17,.035),transparent 26%);pointer-events:none;z-index:-1}
.instrument-meta{display:flex;justify-content:space-between;gap:30px;margin-bottom:14px;font-size:10px;line-height:1.3;letter-spacing:.09em;text-transform:uppercase;color:#858585}
.instrument svg{display:block;width:100%;height:auto;overflow:visible}
.instrument svg [data-depth]{transition:transform 300ms cubic-bezier(.22,1,.36,1);transform-box:fill-box;transform-origin:center;will-change:transform}
.v-line{fill:none;stroke:#222;stroke-width:1;vector-effect:non-scaling-stroke}
.v-soft{fill:none;stroke:#b6b6b6;stroke-width:1;vector-effect:non-scaling-stroke}
.v-potential{fill:none;stroke:#666;stroke-width:1;stroke-dasharray:5 7;vector-effect:non-scaling-stroke}
.v-grid{stroke:#e8e8e8;stroke-width:1;vector-effect:non-scaling-stroke}
.v-node{fill:#fff;stroke:#222;stroke-width:1;vector-effect:non-scaling-stroke}
.v-node-soft{fill:#fafafa;stroke:#aaa;stroke-width:1;vector-effect:non-scaling-stroke}
.v-dot{fill:#111}
.v-label{font:400 12px "Helvetica Neue",Helvetica,Arial,sans-serif;fill:#555}
.v-micro{font:400 9.5px "Helvetica Neue",Helvetica,Arial,sans-serif;fill:#7c7c7c;letter-spacing:.065em}
.v-focus{font:400 21px "Helvetica Neue",Helvetica,Arial,sans-serif;fill:#111;letter-spacing:-.035em}
.v-small{font:400 10.5px "Helvetica Neue",Helvetica,Arial,sans-serif;fill:#666}
.v-halo{fill:none;stroke:#222;stroke-width:1;opacity:.25;vector-effect:non-scaling-stroke}
.draw{fill:none;stroke:#111;stroke-width:1.35;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;stroke-dasharray:300;stroke-dashoffset:300;animation:drawLine 1.8s cubic-bezier(.22,1,.36,1) forwards}
.draw.d2{animation-delay:.2s}.draw.d3{animation-delay:.4s}.draw.d4{animation-delay:.6s}.draw.d5{animation-delay:.8s}.draw.d6{animation-delay:1s}
.draw-dash{fill:none;stroke:#666;stroke-width:1.1;stroke-dasharray:6 9;vector-effect:non-scaling-stroke;stroke-dashoffset:260;animation:drawDash 1.8s cubic-bezier(.22,1,.36,1) 1s forwards}
@keyframes drawLine{to{stroke-dashoffset:0}}@keyframes drawDash{to{stroke-dashoffset:0}}

.statement{padding:104px 0 0}
.statement h2,.section-head h2{margin:0;max-width:900px;font-size:clamp(34px,3.6vw,48px);line-height:1.03;letter-spacing:-.045em;font-weight:400}
.statement>p{margin:24px 0 0 auto;width:min(650px,100%);font-size:16.5px;line-height:1.52;color:#444}
.editorial-grid{margin-top:44px;display:grid;border-top:1px solid #222;border-bottom:1px solid var(--line)}
.grid-4{grid-template-columns:repeat(4,1fr)}.grid-6{grid-template-columns:repeat(3,1fr)}
.grid-card{min-height:185px;padding:20px 24px 24px 0;border-bottom:1px solid var(--line)}
.grid-card+.grid-card{border-left:1px solid var(--line);padding-left:24px}
.grid-6 .grid-card:nth-child(4){border-left:0;padding-left:0}
.grid-card small{display:block;margin-bottom:38px;font-size:10px;letter-spacing:.08em;color:#858585}
.grid-card h3{margin:0 0 9px;font-size:19px;line-height:1.12;font-weight:400;letter-spacing:-.025em}
.grid-card p{margin:0;font-size:13.5px;line-height:1.5;color:#5c5c5c}

.section{padding:106px 0 0}
.section-head{display:grid;grid-template-columns:.72fr 1.28fr;gap:76px;padding-bottom:24px;border-bottom:1px solid #222}
.section-label{margin:4px 0 0;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#777}
.contrast{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}
.contrast>div{padding:28px 26px 32px 0}.contrast>div+div{border-left:1px solid var(--line);padding-left:26px}
.contrast small{display:block;margin-bottom:34px;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:#858585}
.contrast strong{display:block;margin-bottom:9px;font-size:23px;font-weight:400;letter-spacing:-.035em}
.contrast p{margin:0;font-size:14px;line-height:1.5;color:#575757}
.section-note{display:grid;grid-template-columns:.72fr 1.28fr;gap:76px;padding:16px 0 0;font-size:12px;line-height:1.45;color:#777}.section-note strong{font-weight:400;color:#444}

.flow{display:grid;border-bottom:1px solid var(--line)}.flow-5{grid-template-columns:repeat(5,1fr)}.flow-6{grid-template-columns:repeat(6,1fr)}
.flow-step{min-height:174px;padding:23px 21px 25px 0}.flow-step+.flow-step{border-left:1px solid var(--line);padding-left:21px}
.flow-step small{display:block;margin-bottom:36px;font-size:10px;color:#858585}
.flow-step strong{display:block;margin-bottom:8px;font-size:18px;font-weight:400;letter-spacing:-.02em}
.flow-step span{font-size:13px;line-height:1.48;color:#666}

.rows{border-bottom:1px solid var(--line)}
.row{display:grid;grid-template-columns:240px 1fr;gap:42px;padding:21px 0;border-bottom:1px solid var(--line)}.row:last-child{border-bottom:0}
.row-title{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.row-title strong{font-size:16px;font-weight:400;letter-spacing:-.02em}.row-title span{font-size:10px;letter-spacing:.07em;text-transform:uppercase;color:#888}
.row p{margin:0;max-width:720px;font-size:14px;line-height:1.5;color:#565656}
.fit-intro{display:grid;grid-template-columns:.72fr 1.28fr;gap:76px;padding:28px 0 34px;border-bottom:1px solid var(--line)}.fit-intro p{margin:0;max-width:700px;font-size:15px;line-height:1.52;color:#444}
.contact{padding:106px 0 108px}.contact-line{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end;padding:29px 0 31px;border-top:1px solid #222;border-bottom:1px solid #222}
.contact-line h2{margin:0 0 12px;font-size:clamp(31px,3vw,42px);line-height:1.03;letter-spacing:-.04em;font-weight:400}.contact-line p{margin:0;max-width:670px;font-size:14px;line-height:1.5;color:#5b5b5b}
.contact-action{display:inline-flex;padding-bottom:2px;border-bottom:1px solid #777;font-size:13px;white-space:nowrap;color:#444}.contact-action:hover{color:#111;border-color:#111}
.site-footer{border-top:1px solid #e6e6e6;padding:26px 0 38px;background:#fff}.footer-inner{max-width:var(--max);margin:0 auto;padding:0 28px;display:flex;align-items:center;gap:26px}
.footer-logo{display:flex;align-items:center}.footer-logo img{display:block;width:84px;height:auto;filter:invert(1);background:#fff}.footer-copy{font-size:11px;color:#999}.footer-links{margin-left:auto;display:flex;gap:18px;flex-wrap:wrap}.footer-links a{font-size:12px;color:#707070}.footer-links a:hover{color:#111}
.mobile-nav{display:none;margin-left:auto}.mobile-nav summary{list-style:none;cursor:pointer;font-size:31px;line-height:1;color:#111;padding:2px 0}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav-panel{display:flex;flex-direction:column;align-items:flex-start;gap:16px}

/* TRACE */
.trace-field{fill:#fafafa;stroke:#ddd;stroke-width:1;vector-effect:non-scaling-stroke}
.trace-node{animation:traceBreathe 6.5s ease-in-out infinite;transform-box:fill-box;transform-origin:center}.trace-node.n2{animation-delay:-1.2s}.trace-node.n3{animation-delay:-2.4s}.trace-node.n4{animation-delay:-3.6s}
.trace-lens{pointer-events:none;transition:transform 170ms cubic-bezier(.22,1,.36,1)}
.trace-lens circle{fill:rgba(255,255,255,.9);stroke:#777;stroke-width:1;vector-effect:non-scaling-stroke}
.trace-lens line{stroke:#aaa;stroke-width:1;vector-effect:non-scaling-stroke}
.trace-evidence{animation:evidenceWake 7s ease-in-out infinite;transform-box:fill-box;transform-origin:center}.trace-evidence.e2{animation-delay:1.2s}.trace-evidence.e3{animation-delay:2.4s}
.trace-flow{stroke-dasharray:2 8;animation:dashTravel 5s linear infinite}
@keyframes traceBreathe{0%,100%{transform:scale(1)}50%{transform:scale(1.025)}}@keyframes evidenceWake{0%,100%{opacity:.72}20%,55%{opacity:1}}@keyframes dashTravel{to{stroke-dashoffset:-50}}

/* DIAGNOSTICS */
.diag-field{fill:#fafafa;stroke:#ddd;stroke-width:1;vector-effect:non-scaling-stroke}
.diag-band{fill:#111;opacity:.035}.diag-ref{fill:none;stroke:#222;stroke-width:1;vector-effect:non-scaling-stroke}
.diag-ref-halo{fill:none;stroke:#aaa;stroke-width:1;stroke-dasharray:4 6;vector-effect:non-scaling-stroke;animation:diagHalo 5s ease-in-out infinite}
.diag-run{fill:none;stroke:#777;stroke-width:1.15;vector-effect:non-scaling-stroke;stroke-dasharray:520;stroke-dashoffset:520;animation:diagRun 3.2s cubic-bezier(.22,1,.36,1) forwards}.diag-run.r2{animation-delay:.25s}.diag-run.r3{animation-delay:.5s}.diag-run.r4{animation-delay:.75s}
.diag-cursor{pointer-events:none;transition:transform 150ms cubic-bezier(.22,1,.36,1)}.diag-cursor line{stroke:#777;stroke-width:1;vector-effect:non-scaling-stroke}.diag-cursor circle{fill:#fff;stroke:#555;stroke-width:1;vector-effect:non-scaling-stroke}
@keyframes diagRun{to{stroke-dashoffset:0}}@keyframes diagHalo{0%,100%{opacity:.35}50%{opacity:.85}}

/* ADVANCED INTELLIGENCE */
.intel-lane{fill:#fafafa;stroke:#ddd;stroke-width:1;vector-effect:non-scaling-stroke}
.intel-pulse{animation:intelPulse 6s ease-in-out infinite;transform-box:fill-box;transform-origin:center}.intel-pulse.p2{animation-delay:-1.5s}.intel-pulse.p3{animation-delay:-3s}.intel-pulse.p4{animation-delay:-4.5s}
.intel-challenge{fill:none;stroke:#aaa;stroke-width:1;stroke-dasharray:4 6;vector-effect:non-scaling-stroke;animation:dashTravel 7s linear infinite}
.intel-core{animation:intelCore 5.5s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.intel-lens{pointer-events:none;transition:transform 170ms cubic-bezier(.22,1,.36,1)}.intel-lens circle{fill:rgba(255,255,255,.9);stroke:#777;stroke-width:1;vector-effect:non-scaling-stroke}
@keyframes intelPulse{0%,100%{transform:translateX(0);opacity:.72}48%{transform:translateX(2px);opacity:1}}@keyframes intelCore{0%,100%{transform:scale(1)}50%{transform:scale(1.035)}}

/* RISK */
.risk-document{fill:#fafafa;stroke:#222;stroke-width:1;vector-effect:non-scaling-stroke}
.risk-claim{fill:#fff;stroke:#777;stroke-width:1;vector-effect:non-scaling-stroke;transition:opacity 180ms ease,transform 180ms ease;transform-box:fill-box;transform-origin:left center}
.risk-evidence{fill:#fff;stroke:#777;stroke-width:1;vector-effect:non-scaling-stroke;animation:riskPulse 6s ease-in-out infinite;transform-box:fill-box;transform-origin:center}.risk-evidence.e2{animation-delay:-2s}.risk-evidence.e3{animation-delay:-4s}
.risk-gate{stroke:#222;stroke-width:1;vector-effect:non-scaling-stroke}.risk-scan{pointer-events:none;transition:transform 150ms cubic-bezier(.22,1,.36,1)}.risk-scan rect{fill:#111;opacity:.055}.risk-scan line{stroke:#777;stroke-width:1;vector-effect:non-scaling-stroke}
.risk-auto-scan{animation:riskScan 7.5s ease-in-out infinite}.risk-unresolved{stroke-dasharray:5 7;animation:dashTravel 5s linear infinite}
@keyframes riskPulse{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.04);opacity:1}}@keyframes riskScan{0%,100%{transform:translateY(-72px);opacity:0}16%,82%{opacity:1}50%{transform:translateY(118px)}}

/* responsive */
@media(max-width:900px){
  .hero-layout,.section-head,.section-note,.fit-intro{grid-template-columns:1fr;gap:28px}.hero-copy{max-width:650px}
  .grid-4{grid-template-columns:1fr 1fr}.grid-6{grid-template-columns:1fr 1fr}
  .grid-card,.grid-card+.grid-card,.grid-6 .grid-card:nth-child(4){padding:22px 22px 24px 0;border-left:0;border-top:1px solid var(--line)}
  .grid-card:nth-child(even){border-left:1px solid var(--line);padding-left:22px}
  .grid-card:nth-child(-n+2){border-top:0}
  .contrast{grid-template-columns:1fr}.contrast>div,.contrast>div+div{padding:24px 0 28px;border-left:0;border-bottom:1px solid var(--line)}
  .flow-5,.flow-6{grid-template-columns:1fr 1fr}.flow-step:nth-child(odd){border-left:0;padding-left:0}.flow-step:nth-child(n+3){border-top:1px solid var(--line)}
}
@media(max-width:760px){
  .site-header{position:sticky;top:0;z-index:100;height:70px}.header-inner{height:70px;padding:0 20px}.primary{display:none}.mobile-nav{display:block;position:relative}
  .mobile-nav-panel{position:fixed;top:70px;left:0;right:0;width:100%;padding:22px 20px 25px;background:#fff;border-top:1px solid #eee;border-bottom:1px solid #ddd;z-index:120}.mobile-nav-panel a{font-size:16px;color:#333}
  main,.footer-inner{padding-left:20px;padding-right:20px}.hero{padding-top:64px}.hero-layout{gap:24px}h1{font-size:45px}.instrument{margin-top:52px;overflow:hidden}.instrument svg{width:850px;max-width:none;transform-origin:left top}.instrument-meta{font-size:9px}
  .statement,.section,.contact{padding-top:78px}.grid-4,.grid-6{grid-template-columns:1fr}.grid-card,.grid-card+.grid-card,.grid-card:nth-child(even),.grid-6 .grid-card:nth-child(4){padding:22px 0 24px;border-left:0;border-top:1px solid var(--line);min-height:auto}.grid-card:first-child{border-top:0}.grid-card small{margin-bottom:24px}
  .flow-5,.flow-6{grid-template-columns:1fr}.flow-step,.flow-step+.flow-step,.flow-step:nth-child(odd),.flow-step:nth-child(n+3){min-height:auto;padding:22px 0 24px;border-left:0;border-top:1px solid var(--line)}.flow-step:first-child{border-top:0}.flow-step small{margin-bottom:22px}
  .row{grid-template-columns:1fr;gap:10px}.row-title{justify-content:flex-start}.contact-line{grid-template-columns:1fr;gap:25px}.footer-inner{flex-direction:column;align-items:flex-start}.footer-links{margin-left:0}
}
@media(prefers-reduced-motion:reduce){
  .instrument svg [data-depth],.trace-node,.trace-evidence,.trace-flow,.diag-run,.diag-ref-halo,.intel-pulse,.intel-challenge,.intel-core,.risk-evidence,.risk-auto-scan,.risk-unresolved{animation:none!important;transform:none!important;stroke-dashoffset:0!important;opacity:1!important}
}