:root{--navy:#004466;--green:#148A00;--sky:#0099CC;--gold:#D49500;--white:#FFFFFF;--mist:#F2F5F7;
--slate:#6B7A85;--ink:#1A2B36;--line:rgba(0,68,102,.14);--radius:14px;--max:1120px;
--font:'Inter',Helvetica,Arial,sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--mist);line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.wordmark{font-weight:700;font-size:1.18rem;letter-spacing:.06em;text-transform:uppercase;color:var(--navy)}
nav{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(242,245,247,.9);backdrop-filter:blur(12px);
border-bottom:1px solid var(--line);transition:transform .35s ease,box-shadow .35s ease}
nav.hid{transform:translateY(-100%)}
nav.solid{box-shadow:0 4px 24px rgba(0,68,102,.1)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand img{width:34px;height:34px}
.nav-links{display:flex;gap:30px;align-items:center;list-style:none}
.nav-links a{text-decoration:none;font-size:.92rem;font-weight:500;color:var(--slate);transition:color .2s}
.nav-links a:hover{color:var(--sky)}
.nav-links a.on{color:var(--navy);font-weight:600}
.btn{display:inline-block;padding:.65rem 1.35rem;border-radius:999px;font-weight:600;font-size:.92rem;
text-decoration:none;transition:transform .15s,box-shadow .15s;position:relative;overflow:hidden}
.btn-gold{background:var(--gold);color:var(--white)}
.btn-gold:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(212,149,0,.4)}
.btn-gold::after{content:"";position:absolute;top:0;left:-70%;width:45%;height:100%;
background:linear-gradient(105deg,transparent,rgba(255,255,255,.4),transparent);transform:skewX(-20deg)}
.btn-gold:hover::after{animation:sheen .7s ease}
@keyframes sheen{to{left:135%}}
.nav-toggle{display:none}
header.phero{background:linear-gradient(168deg,var(--navy) 0%,#00547E 100%);color:var(--white);padding:150px 0 76px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:600;letter-spacing:.14em;
text-transform:uppercase;color:#7FCBE8;margin-bottom:22px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold)}
h1{font-weight:700;font-size:clamp(2.1rem,4.6vw,3.3rem);line-height:1.08;letter-spacing:-.015em;max-width:20ch}
.phero p.lede{margin-top:22px;font-size:1.1rem;color:#C9E2EF;max-width:36rem}
section{padding:88px 0}
.sec-head{max-width:44rem;margin-bottom:52px}
.sec-head .eyebrow{color:var(--green)}
.sec-head .eyebrow::before{background:var(--green)}
h2{font-weight:700;font-size:clamp(1.7rem,3.2vw,2.4rem);line-height:1.15;letter-spacing:-.01em;color:var(--navy)}
.sec-head p{margin-top:16px;color:var(--slate);font-size:1.04rem}
.light{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;background:var(--mist);
transition:transform .2s,box-shadow .2s,border-color .2s}
.light .card{background:var(--mist)}
section:not(.light) .card{background:var(--white)}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,68,102,.12);border-color:rgba(0,153,204,.45)}
.card img.chip{width:34px;height:34px;margin-bottom:16px}
.card h3{font-size:1.2rem;font-weight:700;color:var(--navy);margin-bottom:10px}
.card p{font-size:.96rem;color:var(--slate)}
.steps{counter-reset:s;display:grid;gap:0;border-top:1px solid var(--line)}
.step{padding:28px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:64px 1fr;gap:20px}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);font-weight:700;font-size:1.5rem;
color:var(--sky);line-height:1.2}
.step h3{font-size:1.1rem;font-weight:700;color:var(--navy);margin-bottom:6px}
.step p{font-size:.96rem;color:var(--slate)}
.note{background:var(--navy);color:var(--white);border-radius:var(--radius);padding:36px 34px;margin-top:44px}
.note p{color:#C9E2EF}
.note b{color:var(--gold)}
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{font-weight:600;color:var(--navy);cursor:pointer;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";color:var(--gold);font-weight:700;font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:12px;color:var(--slate);font-size:.98rem;max-width:60rem}
.cta{background:linear-gradient(rgba(0,32,50,.85),rgba(0,58,88,.88)),url("../assets/banner-1600.jpg") center/cover no-repeat;
color:var(--white);text-align:center;animation:bdrift 46s ease-in-out infinite alternate}
@keyframes bdrift{from{background-position:center 46%}to{background-position:center 54%}}
.cta h2{color:var(--white)}
.cta p{max-width:36rem;margin:18px auto 34px;color:#D6EAF4;font-size:1.05rem}
footer{background:var(--navy);color:#9CC7DD;padding:44px 0}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;font-size:.88rem}
.foot .brand img{width:30px;height:30px}
.foot .wordmark{color:var(--white);font-size:1rem}
.foot .flinks{display:flex;gap:22px;list-style:none}
.foot .flinks a{text-decoration:none;transition:color .2s}
.foot .flinks a:hover{color:var(--white)}
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
.rv.in{opacity:1;transform:none}
@media (max-width:900px){
.grid2{grid-template-columns:1fr}
.nav-links{display:none}
.nav-toggle{display:block;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle svg{width:24px;height:24px;stroke:var(--navy)}
.nav-links.open{display:flex;position:absolute;top:66px;left:0;right:0;flex-direction:column;background:var(--mist);
border-bottom:1px solid var(--line);padding:20px 24px;gap:18px;align-items:flex-start}}
@media (max-width:540px){section{padding:68px 0}}
@media (prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
.rv{opacity:1;transform:none;transition:none}
.btn-gold::after{display:none}
.cta{animation:none}
nav{transition:none}}

/* ---------- per-page motion ---------- */
header.phero{position:relative;overflow:hidden}
.phero .wrap{position:relative;z-index:1}
.phero-fx{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}

/* technology: card tilt + faq slide */
.tilt{will-change:transform}
.faq details p{overflow:hidden}
.faq details[open] p{animation:faqin .35s ease}
@keyframes faqin{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* trials: gate progression */
.gates{position:relative}
.gates .gate-track,.gates .gate-fill{position:absolute;left:74px;top:14px;bottom:14px;width:2px;border-radius:2px}
.gates .gate-track{background:var(--line)}
.gates .gate-fill{background:var(--gold);bottom:auto;height:0;transition:height .25s ease-out}
.gates .step::before{transition:color .4s ease,transform .4s ease}
.gates .step.passed::before{color:var(--gold);transform:scale(1.12)}
@media (max-width:640px){.gates .gate-track,.gates .gate-fill{display:none}}

/* about: open loop + cycle pulse */
.loop-wrap{position:absolute;right:2%;top:50%;transform:translateY(-50%);width:min(360px,34vw);opacity:.9;z-index:0;pointer-events:none}
.loop-wrap svg{width:100%;height:auto;animation:loopspin 48s linear infinite;transform-origin:50% 50%}
@keyframes loopspin{to{transform:rotate(360deg)}}
@media (max-width:900px){.loop-wrap{opacity:.28;right:-10%}}
.card.cycle{border-color:var(--gold);box-shadow:0 12px 30px rgba(212,149,0,.18);transform:translateY(-3px)}

@media (prefers-reduced-motion:reduce){
.phero-fx,.loop-wrap{display:none}
.faq details[open] p{animation:none}
.gates .gate-fill{transition:none}
.card.cycle{transform:none}}