:root{
  --ink:#071522; --ink2:#0c1f31; --paper:#f7f6f2; --white:#fff;
  --muted:#65707a; --line:#d9d9d4; --accent:#c88a48; --blue:#2159d1;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(7,21,34,.97);border-bottom:1px solid rgba(255,255,255,.1)}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;color:#fff}
.brand{font-weight:700;letter-spacing:.25em;font-size:13px;display:flex;align-items:center;gap:14px}
.brand-mark{font-size:26px;font-weight:300;letter-spacing:-.22em}
.nav-links{display:flex;gap:32px;align-items:center;font-size:14px}
.nav-links a{opacity:.86}.nav-links a:hover{opacity:1}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:1px solid transparent;font-weight:600;font-size:14px}
.nav-cta,.btn-light{background:#f3efe5;color:var(--ink)}
.btn-outline{border-color:rgba(255,255,255,.45);color:#fff}
.mobile-toggle{display:none;background:none;border:0;color:#fff;font-size:26px}
.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:
radial-gradient(circle at 8% 60%,rgba(42,111,168,.20),transparent 24%),
linear-gradient(120deg,transparent 58%,rgba(40,91,131,.10));pointer-events:none}
.hero-inner{min-height:570px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:44px;position:relative}
.eyebrow{font-family:ui-monospace,monospace;text-transform:uppercase;letter-spacing:.14em;font-size:12px;color:#93a9bc}
h1,h2,h3{font-family:"Hanken Grotesk",Inter,sans-serif;line-height:1.08;margin:0}
h1{font-size:clamp(48px,6.2vw,78px);letter-spacing:-.045em;font-weight:500;max-width:700px}
h2{font-size:clamp(34px,4vw,54px);letter-spacing:-.035em;font-weight:500}
h3{font-size:20px}
.hero-copy p{font-size:18px;color:#d6dde3;max-width:640px;margin:24px 0}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}
.system-diagram{min-height:360px;position:relative;display:grid;place-items:center}
.layers{width:76%;aspect-ratio:1;position:relative;transform:rotateX(58deg) rotateZ(-45deg)}
.layer{position:absolute;inset:14%;border:1px solid rgba(152,185,207,.35);background:rgba(45,100,137,.06);box-shadow:0 0 35px rgba(50,115,158,.06)}
.layer:nth-child(1){transform:translate(0,-72px)} .layer:nth-child(2){transform:translate(0,-36px)}
.layer:nth-child(4){transform:translate(0,36px)} .layer:nth-child(5){transform:translate(0,72px)}
.diagram-label{position:absolute;color:#8099ab;font-family:ui-monospace,monospace;font-size:12px}
.dl1{left:3%;top:18%}.dl2{left:3%;top:36%}.dl3{left:3%;top:54%}.dl4{left:3%;top:72%}
.metrics{right:0;top:25%;line-height:2.15}
.trust-strip{background:#fbfaf7;border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:1fr 1.55fr .85fr;gap:36px;padding:34px 0;align-items:center}
.trust-title{font-weight:700;font-size:15px}.trust-copy{font-size:14px;color:#3e4850;border-left:1px solid var(--line);padding-left:36px}
.trust-points{border-left:1px solid var(--line);padding-left:36px;font-size:13px;color:#5e6870;display:grid;gap:8px}
.section{padding:92px 0}.section-sm{padding:64px 0}
.section-head{max-width:760px;margin-bottom:48px}.section-head p{color:var(--muted);font-size:18px}
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cap{padding:34px 26px;border-right:1px solid var(--line)}.cap:last-child{border-right:0}
.cap h3{margin:10px 0 18px}.cap ul{list-style:none;padding:0;margin:0;color:#4f5961;font-size:14px;line-height:1.9}
.icon{font-size:25px}
.dark{background:var(--ink);color:#fff}
.process{display:grid;grid-template-columns:1.15fr repeat(5,1fr);gap:28px;align-items:start}
.process-intro p,.step p{color:#c5d0d8;font-size:14px}.step{position:relative;padding-top:8px}
.step:before{content:"";display:block;width:34px;height:34px;border:1px solid #8aa0b1;border-radius:50%;margin-bottom:16px}
.step:not(:last-child):after{content:"";position:absolute;left:38px;right:-25px;top:25px;border-top:1px solid #587084}
.cards{display:grid;grid-template-columns:1.2fr repeat(4,1fr);gap:14px}
.cards-intro{padding:18px 20px 18px 0}.cards-intro p{color:var(--muted);font-size:14px}
.card{background:#fff;border:1px solid var(--line);padding:24px;min-height:210px}
.card p{color:#56616a;font-size:14px}.card .icon{margin-bottom:18px}
.cta-band{background:var(--ink);color:#fff;padding:42px 0}
.cta-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:center}
.cta-grid p{color:#cbd5dc;margin-bottom:0}.email-box{background:#f3efe5;min-height:70px;padding:14px 22px;display:flex;align-items:center;justify-content:center}
.email-img{display:block;max-width:100%;height:auto}
.page-hero{background:var(--ink);color:#fff;padding:100px 0 78px}.page-hero p{color:#ccd5db;font-size:19px;max-width:720px}
.two-col{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}
.list-cards{display:grid;gap:18px}.list-card{background:#fff;border:1px solid var(--line);padding:30px}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.article{background:#fff;border:1px solid var(--line);padding:28px;min-height:260px}
.article .eyebrow{color:#687681}.article p{color:#59646c}
.prose{max-width:780px}.prose h2{font-size:34px;margin:55px 0 18px}.prose p,.prose li{color:#4b565f;font-size:17px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.contact-panel{background:#fff;border:1px solid var(--line);padding:34px}
.footer{background:#06131f;color:#fff;padding:55px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:50px}.footer h4{font-size:13px;color:#91a2af;text-transform:uppercase;letter-spacing:.12em}
.footer a{display:block;color:#d3dbe1;font-size:14px;margin:10px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:22px;color:#8293a0;font-size:12px}
.notice{font-size:13px;color:#69747c;margin-top:16px}
@media(max-width:900px){
 .nav-links{display:none}.mobile-toggle{display:block}.nav.open .nav-links{display:flex;position:absolute;top:72px;left:0;right:0;background:var(--ink);padding:25px;flex-direction:column;align-items:flex-start}
 .hero-inner{grid-template-columns:1fr;min-height:auto;padding:90px 0}.system-diagram{display:none}
 .trust-grid,.process,.cards,.cta-grid,.two-col,.contact-grid,.footer-grid{grid-template-columns:1fr}
 .trust-copy,.trust-points{border-left:0;padding-left:0}.cap-grid{grid-template-columns:1fr 1fr}.cap:nth-child(2){border-right:0}
 .cards-intro{padding-right:0}.step:not(:last-child):after{display:none}.article-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
 .container{width:min(100% - 28px,var(--max))}.nav-cta{display:none}.cap-grid{grid-template-columns:1fr}.cap{border-right:0;border-bottom:1px solid var(--line)}
 .section{padding:65px 0}.page-hero{padding:75px 0 60px}h1{font-size:44px}
}