:root{
  --navy:#1B2A4A; --navy-deep:#141F38; --amber:#D97706; --ochre:#B8751F;
  --gray:#6B7280; --dash:#9CA3AF; --line:#E5E7EB; --track:#F1F2F4; --bg:#FFFFFF;
  --serif:Georgia,'Times New Roman',serif;
  --sans:'Inter','Segoe UI',-apple-system,BlinkMacSystemFont,'Helvetica Neue',Arial,sans-serif;
  --mono:'Space Mono',ui-monospace,'SF Mono',Menlo,Consolas,monospace;
}
*{margin:0;padding:0;box-sizing:border-box;border-radius:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--sans);color:var(--gray);background:var(--bg);line-height:1.6;font-size:17.5px;}
.wrap{max-width:1180px;margin:0 auto;padding:0 48px;}
h1,h2,h3{color:var(--navy);line-height:1.15;letter-spacing:-.01em;font-family:var(--serif);}
section{padding:120px 0;}
.hl{border-bottom:3px solid var(--amber);padding-bottom:1px;}

/* ---------- shared header pattern: mono eyebrow / serif headline / thin rule */
.eyebrow-mono{font-family:var(--mono);font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--amber);font-weight:700;margin-bottom:24px;}
.sec-head{margin-bottom:72px;}
.sec-title{font-size:clamp(34px,4.5vw,52px);font-weight:700;max-width:940px;}
.sec-rule{border-top:1px solid var(--line);margin-top:36px;}
.inline-wordmark{height:.84em;vertical-align:-.06em;display:inline-block;filter:drop-shadow(.6px 0 0 var(--navy)) drop-shadow(-.6px 0 0 var(--navy)) drop-shadow(0 .6px 0 var(--navy));}
.hero-dark .sub strong{color:#fff;font-weight:700;}
.dark .sec-title{color:#fff;}
.dark .sec-rule{border-top-color:rgba(255,255,255,.18);}
.hero-dark.hero-sub{min-height:64vh;}
.hero-dark .hero-title{font-size:clamp(36px,4.8vw,58px);color:#fff;margin-bottom:22px;}
.sec-head .head-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;}
.ctx-note{font-size:14.5px;color:var(--gray);}
.dark .ctx-note{color:rgba(255,255,255,.6);}
.blocks.blocks-four{grid-template-columns:repeat(4,1fr);gap:40px;}

/* ---------- buttons */
.btn{display:inline-block;padding:16px 34px;font-weight:700;font-size:16px;text-decoration:none;transition:opacity .15s,filter .15s;font-family:var(--sans);}
.btn:hover{opacity:.88;}
.btn-navy{background:var(--navy);color:#fff;}
.btn-amber{background:var(--amber);color:#fff;}
.arrow-link{color:var(--navy);font-weight:700;text-decoration:none;font-size:15.5px;}
.arrow-link .ar{color:var(--amber);margin-right:8px;font-weight:700;}
.arrow-link:hover{border-bottom:2px solid var(--amber);}

/* ---------- nav (navy, sticky) */
nav{position:sticky;top:0;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.14);z-index:10;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:84px;}
.wordmark{display:block;}
.wordmark img{filter:brightness(0) invert(1);}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a{color:#fff;text-decoration:none;font-size:15px;font-weight:600;}
.nav-links a:not(.nav-cta):not(.nav-proto):hover{text-decoration:underline;text-decoration-color:var(--amber);text-decoration-thickness:2px;text-underline-offset:5px;}
.nav-cta{background:var(--amber);color:#fff !important;padding:11px 20px;font-weight:700;}
.nav-cta:hover{filter:brightness(.92);}
.nav-proto{border:1.5px solid var(--amber);color:var(--amber) !important;padding:9.5px 18.5px;font-weight:700;}
.nav-proto:hover{background:rgba(217,119,6,.16);}
.nav-burger{display:none;background:none;border:0;padding:8px;margin:-8px;cursor:pointer;color:#fff;}
.nav-burger svg{display:block;}

/* ---------- hero (dark, full viewport) */
.hero-dark{background:var(--navy);min-height:calc(100vh - 84px);display:flex;flex-direction:column;justify-content:center;padding:100px 0 44px;}
.hero-qs{font-size:clamp(36px,4.9vw,62px);color:#fff;font-weight:700;margin-bottom:38px;}
.hero-qs .qline{display:flex;align-items:baseline;gap:24px;margin-bottom:12px;}
.hero-qs .qnum{font-family:var(--mono);font-size:clamp(14px,1.6vw,18px);color:var(--amber);flex-shrink:0;letter-spacing:.12em;font-weight:700;}
.hero-dark .sub{color:rgba(255,255,255,.75);max-width:640px;font-size:18px;margin-bottom:44px;}
.btns{display:flex;gap:16px;flex-wrap:wrap;align-items:center;}
.hero-foot{margin-top:auto;padding-top:80px;width:100%;}
.hero-rule{border-top:1px solid var(--amber);margin-bottom:16px;}
.fig-label{font-family:var(--mono);font-size:12px;letter-spacing:.22em;color:rgba(255,255,255,.55);text-transform:uppercase;}

/* ---------- The Engine */
.engine-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:72px;align-items:center;margin-bottom:96px;}
.engine-text p{font-size:18px;}
.engine-fig svg{display:block;width:100%;height:auto;}
.engine-lede{max-width:780px;font-size:18px;margin-bottom:72px;}
.cube-stage{height:300vh;width:100vw;margin-left:calc(50% - 50vw);margin-bottom:96px;}
.cube-sticky{position:sticky;top:84px;height:calc(100vh - 84px);background:var(--navy);overflow:hidden;perspective:1300px;}
.cube-caption{position:absolute;left:0;right:0;bottom:26px;text-align:center;font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:rgba(255,255,255,.55);text-transform:uppercase;}
@media (prefers-reduced-motion: reduce){
  .cube-stage{height:auto;}
  .cube-sticky{position:relative;top:0;height:72vh;}
}
.cube-scene{position:absolute;left:50%;top:50%;width:0;height:0;transform-style:preserve-3d;}
.cube-piece{position:absolute;transform-style:preserve-3d;will-change:transform;}
.cube-cell{position:absolute;width:72px;height:72px;left:-36px;top:-36px;transform-style:preserve-3d;}
.cube-face{position:absolute;inset:0;box-shadow:inset 0 0 0 2px rgba(0,0,0,.22);backface-visibility:hidden;}
.cube-hint{position:absolute;bottom:64px;left:0;right:0;display:grid;justify-items:center;gap:10px;color:rgba(255,255,255,.8);font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;}
.cube-hint-line{width:1px;height:30px;background:linear-gradient(rgba(242,237,228,.9),transparent);}
.fig-caption{font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--gray);text-transform:uppercase;margin-top:18px;}
.blocks{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;}
.block{border-top:1px solid var(--navy);padding-top:22px;}
.block .bnum{font-family:var(--mono);font-size:13px;letter-spacing:.18em;color:var(--amber);font-weight:700;margin-bottom:14px;}
.block h3{font-size:24px;font-weight:700;margin-bottom:12px;}
.block p{font-size:16.5px;}

/* ---------- dark bands */
.dark{background:var(--navy);}
.dark .eyebrow-mono{color:var(--amber);}

/* ---------- Who We Serve */
.aud.three{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;}
.audcard{border:1px solid rgba(217,119,6,.6);padding:44px 40px;display:flex;flex-direction:column;align-items:flex-start;background:transparent;}
.audcard .klbl{font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--amber);font-weight:700;margin-bottom:18px;}
.audcard h3{font-size:24px;color:#fff;margin-bottom:14px;font-weight:700;}
.audcard p{font-size:16px;color:rgba(255,255,255,.72);margin-bottom:28px;}
.audcard .arrow-link{margin-top:auto;color:#fff;}

/* ---------- FAQ */
.faq-list{max-width:760px;}
.faq details{border-bottom:1px solid var(--line);padding:26px 4px;}
.faq-list details:first-of-type{border-top:1px solid var(--line);}
.faq summary{font-family:var(--serif);font-weight:700;color:var(--navy);font-size:21px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:'+';color:var(--amber);font-size:26px;font-weight:700;}
.faq details[open] summary::after{content:'–';}
.faq details p{padding-top:14px;font-size:16.5px;max-width:700px;}

/* ---------- closing CTA */
.cta{background:var(--navy);color:#fff;text-align:center;padding:150px 0;}
.cta h2{color:#fff;font-size:clamp(38px,5vw,60px);font-weight:700;margin-bottom:22px;}
.cta h2 .hl{border-bottom-color:var(--amber);}
.cta p{color:rgba(255,255,255,.75);font-size:18px;margin-bottom:42px;}
.cta .mail{margin-top:24px;font-size:15px;color:rgba(255,255,255,.55);}
.cta .mail a{color:#fff;text-decoration:underline;text-decoration-color:var(--amber);text-underline-offset:3px;}

/* ---------- footer */
footer{background:var(--navy-deep);padding:72px 0;font-size:14.5px;color:rgba(255,255,255,.55);}
.foot{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;align-items:flex-start;}
footer img{filter:brightness(0) invert(1);}
footer a{color:rgba(255,255,255,.75);text-decoration:none;display:block;margin-bottom:8px;}
footer a:hover{color:var(--amber);}
.foot-tag{font-size:12.5px;color:rgba(255,255,255,.45);margin-top:8px;max-width:300px;}

/* ---------- legacy pattern (Team page): mapped into the same system */
.hero{padding:100px 0 84px;}
.kicker{max-width:780px;}
.kicker p{font-size:17.5px;margin-bottom:14px;}
.eyebrow{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;font-weight:700;text-transform:uppercase;color:var(--amber);margin-bottom:22px;}
.sechead{border-top:1px solid var(--line);padding-top:18px;margin-bottom:48px;display:flex;justify-content:space-between;gap:16px;align-items:baseline;flex-wrap:wrap;}
.caps{font-family:var(--mono);font-size:12.5px;letter-spacing:.22em;font-weight:700;text-transform:uppercase;color:var(--amber);}
.sechead .ctx{font-size:15px;color:var(--gray);}
h2.big{font-size:clamp(30px,4vw,44px);font-weight:700;margin-bottom:20px;}
.whyitem{padding:24px 0;border-bottom:1px solid var(--line);}
.whyitem h3{font-size:20px;font-weight:700;margin-bottom:8px;}
.whyitem p{font-size:16px;}

/* ---------- demo modal */
.dscrim{position:fixed;inset:0;background:rgba(20,31,56,.55);display:none;z-index:90;}
.dscrim.open{display:block;}
.dmodal{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:min(460px,92vw);background:#fff;border:1px solid var(--line);box-shadow:0 30px 80px rgba(20,31,56,.4);display:none;z-index:95;overflow:hidden;}
.dmodal.open{display:block;}
.dhead{background:var(--navy);color:#fff;display:flex;justify-content:space-between;align-items:center;padding:15px 18px;font-weight:700;letter-spacing:.18em;font-size:12.5px;font-family:var(--mono);}
.dx{background:none;border:none;color:#fff;font-size:22px;cursor:pointer;line-height:1;padding:0 2px;}
.dbody{padding:24px 22px;}
.dwide{display:block;text-align:center;}
.dor{display:flex;align-items:center;gap:12px;color:var(--gray);margin:18px 0;font-size:13px;}
.dor:before,.dor:after{content:'';flex:1;border-top:1px solid var(--line);}
.dlbl{font-size:13.5px;color:var(--gray);display:block;margin-bottom:8px;}
.dmodal textarea{width:100%;border:1px solid var(--line);padding:12px;font:inherit;font-size:15px;min-height:110px;resize:vertical;color:var(--navy);box-sizing:border-box;margin-bottom:12px;}
.dmodal textarea:focus{outline:2px solid var(--amber);border-color:transparent;}
.dmodal input{width:100%;border:1px solid var(--line);padding:11px 12px;font:inherit;font-size:15px;color:var(--navy);box-sizing:border-box;margin-bottom:12px;}
.dmodal input:focus{outline:2px solid var(--amber);border-color:transparent;}
.dmodal .dintro{font-size:14.5px;color:var(--gray);line-height:1.55;margin-bottom:18px;}

/* ---------- responsive */
@media(max-width:880px){
  .wrap{padding:0 24px;}
  section{padding:64px 0;}
  .sec-head{margin-bottom:44px;}
  .hero-dark{padding:64px 0 32px;}
  .hero-qs{font-size:clamp(34px,10.5vw,44px);margin-bottom:28px;}
  .hero-qs .qline{gap:14px;margin-bottom:10px;}
  .hero-foot{padding-top:48px;}
  .engine-grid{grid-template-columns:1fr;gap:44px;margin-bottom:56px;}
  .blocks{grid-template-columns:1fr;gap:36px;}
  .blocks.blocks-four{grid-template-columns:1fr 1fr;}
  .aud.three{grid-template-columns:1fr;}
  .audcard{padding:34px 28px;}
  .cta{padding:96px 0;}
  .hero{padding:64px 0 56px;}
}
@media(max-width:760px){
  .nav-burger{display:block;}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.14);box-shadow:0 18px 40px rgba(20,31,56,.35);flex-direction:column;align-items:stretch;gap:0;padding:6px 0 16px;}
  .nav-links.open{display:flex;}
  .nav-links a{padding:13px 24px;font-size:15px;}
  .nav-links a:hover{background:rgba(255,255,255,.08);}
  .nav-cta,.nav-proto{margin:10px 24px 0;text-align:center;}
}
@media(max-width:640px){
  .blocks.blocks-four{grid-template-columns:1fr;}
}
@media(max-width:480px){
  .hero-dark .btn,.cta .btn{display:block;width:100%;text-align:center;}
}