@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@300;400;500;600;700&display=swap');

:root{
  --navy:#15263D;
  --navy-deep:#101D30;
  --teal:#4E8E86;
  --teal-soft:#2E665C;
  --teal-light:#9CC2BA;
  --paper:#F4F7FA;
  --off:#EEF1F5;
  --line:#DCE3EB;
  --muted:#6E7887;
  --max:1080px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--navy);
  font-family:'Hanken Grotesk',-apple-system,'Segoe UI',sans-serif;
  font-size:18px;
  line-height:1.62;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;}

.wrap{max-width:var(--max);margin:0 auto;padding:0 32px;}

/* ---------- header ---------- */
.site-head{
  border-bottom:1px solid var(--line);
  background:rgba(244,247,250,.92);
  backdrop-filter:blur(8px);
  position:sticky;top:0;z-index:50;
}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 32px;max-width:var(--max);margin:0 auto;}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;}
.brand-text{line-height:1;}
.brand-the{font-size:9px;font-weight:600;letter-spacing:3.4px;color:var(--muted);display:block;margin-bottom:3px;}
.brand-name{font-size:17px;font-weight:600;letter-spacing:-.2px;display:block;}
.brand-name .ai{color:var(--teal);}
nav.main a{
  text-decoration:none;font-size:15px;font-weight:500;color:var(--muted);
  margin-left:26px;padding-bottom:3px;border-bottom:1.5px solid transparent;transition:color .18s,border-color .18s;
}
nav.main a:hover{color:var(--navy);}
nav.main a.on{color:var(--navy);border-bottom-color:var(--teal);}
.nav-cta{
  margin-left:28px;background:var(--navy);color:var(--off);
  padding:10px 18px;border-radius:6px;font-size:14.5px;font-weight:600;
  text-decoration:none;white-space:nowrap;transition:background .18s;
}
.nav-cta:hover{background:var(--teal-soft);}
.menu-btn{display:none;}

/* ---------- type ---------- */
h1{font-size:clamp(38px,5.4vw,60px);line-height:1.06;font-weight:600;letter-spacing:-1.2px;margin:0 0 26px;}
h2{font-size:clamp(26px,3.2vw,34px);line-height:1.18;font-weight:600;letter-spacing:-.7px;margin:0 0 20px;}
h3{font-size:20px;font-weight:600;letter-spacing:-.2px;margin:0 0 10px;}
p{margin:0 0 20px;}
.lead{font-size:clamp(19px,2.1vw,22px);line-height:1.55;color:#33415A;font-weight:400;}
.eyebrow{
  font-size:11px;font-weight:600;letter-spacing:3.2px;text-transform:uppercase;
  color:var(--teal-soft);margin:0 0 18px;display:block;
}
.muted{color:var(--muted);}

/* ---------- sections ---------- */
section{padding:88px 0;}
section.tight{padding:64px 0;}
.rule{height:1px;background:var(--line);border:0;margin:0;}
.narrow{max-width:var(--max);}
.narrow > *{max-width:730px;}

/* ---------- hero ---------- */
.hero{padding:104px 0 84px;}
.hero h1{max-width:16ch;}
.hero .lead{max-width:60ch;}
.hero-meta{
  margin-top:40px;padding-top:26px;border-top:1px solid var(--line);
  font-size:15px;color:var(--muted);max-width:62ch;
}

/* ---------- split-O motif ---------- */
.omark{flex:none;}

/* ---------- stages ---------- */
.stages{display:grid;gap:0;margin-top:8px;}
.stage{
  display:grid;grid-template-columns:56px 1fr;gap:24px;
  padding:26px 0;border-top:1px solid var(--line);
}
.stage:last-child{border-bottom:1px solid var(--line);}
.stage-key{
  font-size:26px;font-weight:600;color:var(--teal);letter-spacing:-.5px;line-height:1.2;
}
.stage h3{margin-bottom:6px;}
.stage p{margin:0;font-size:16.5px;color:#4A5568;}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px;margin-top:34px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:30px 28px;
}
.card.feature{background:var(--navy);border-color:var(--navy);color:var(--off);}
.card.feature h3,.card.feature .eyebrow{color:var(--off);}
.card.feature .eyebrow{color:var(--teal-light);}
.card.feature p{color:#C3CDDA;}
.card p:last-child{margin-bottom:0;}
.card p{font-size:16.5px;color:#4A5568;}
.card ul{margin:16px 0 0;padding:0;list-style:none;}
.card li{font-size:16px;padding:7px 0 7px 20px;position:relative;color:#4A5568;}
.card li:before{content:"";position:absolute;left:0;top:16px;width:8px;height:1.5px;background:var(--teal);}
.card.feature li{color:#C3CDDA;}

/* ---------- logos / proof ---------- */
.proof{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:6px;}
.proof span{font-size:15px;font-weight:500;color:var(--muted);}

/* ---------- dark band ---------- */
.band{background:var(--navy);color:var(--off);}
.band h2{color:var(--off);}
.band p{color:#C3CDDA;}
.band .eyebrow{color:var(--teal-light);}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;background:var(--navy);color:var(--off);text-decoration:none;
  padding:15px 28px;border-radius:7px;font-weight:600;font-size:16px;border:1.5px solid var(--navy);
  transition:background .18s,border-color .18s;cursor:pointer;
}
.btn:hover{background:var(--teal-soft);border-color:var(--teal-soft);}
.btn.light{background:var(--off);color:var(--navy);border-color:var(--off);}
.btn.light:hover{background:#fff;border-color:#fff;}
.btn.ghost{background:transparent;color:var(--navy);border-color:var(--navy);}
.btn.ghost:hover{background:var(--navy);color:var(--off);}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:8px;}
.btn-note{font-size:14.5px;color:var(--muted);}

/* ---------- form ---------- */
form{margin-top:34px;max-width:620px;}
.field{margin-bottom:22px;}
label{display:block;font-size:14px;font-weight:600;letter-spacing:.2px;margin-bottom:8px;}
label .opt{font-weight:400;color:var(--muted);}
input,select,textarea{
  width:100%;font-family:inherit;font-size:16.5px;color:var(--navy);
  background:#fff;border:1px solid var(--line);border-radius:7px;padding:13px 14px;
}
textarea{min-height:130px;resize:vertical;}
input:focus,select:focus,textarea:focus{outline:2px solid var(--teal);outline-offset:1px;border-color:var(--teal);}
.hint{font-size:14px;color:var(--muted);margin-top:8px;}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:44px 0 56px;margin-top:0;}
.foot-in{display:flex;flex-wrap:wrap;gap:26px;justify-content:space-between;align-items:flex-start;}
footer a{color:var(--muted);text-decoration:none;font-size:15px;margin-right:22px;}
footer a:hover{color:var(--navy);}
.foot-legal{font-size:14px;color:var(--muted);margin-top:20px;width:100%;}

a:focus-visible,button:focus-visible{outline:2px solid var(--teal);outline-offset:3px;}

@media (max-width:860px){
  body{font-size:17px;}
  .wrap,.head-in{padding-left:22px;padding-right:22px;}
  nav.main a{margin-left:16px;font-size:14px;}
  .nav-cta{display:none;}
  section{padding:64px 0;}
  .hero{padding:72px 0 60px;}
  .stage{grid-template-columns:44px 1fr;gap:16px;}
}
@media (max-width:600px){
  /* single compact row: logo left, three links right. Logo already does Home. */
  .head-in{padding-top:12px;padding-bottom:12px;gap:12px;}
  .brand .omark{width:26px;height:26px;}
  .brand-name{font-size:15px;}
  .brand-the{font-size:8px;letter-spacing:3px;}
  nav.main{display:flex;align-items:center;}
  nav.main a{margin-left:0;margin-right:15px;padding:8px 0;font-size:14px;}
  nav.main a:last-of-type{margin-right:0;}
  nav.main a[href="index.html"]{display:none;}
  .brand-the{display:none;}
  .brand-name{white-space:nowrap;}
  .hero{padding:56px 0 52px;}
  section{padding:54px 0;}
  h1{letter-spacing:-.8px;}
  .btn{display:block;text-align:center;width:100%;padding:16px 24px;}
  .btn-row{gap:12px;}
  .btn-note{width:100%;}
  .card{padding:26px 22px;}
  .cards{gap:16px;}
  footer .foot-in{gap:18px;}
  footer a{display:inline-block;padding:6px 0;margin-right:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

@media (max-width:410px){
  .brand-text{display:none;}          /* mark alone below 470px, avoids a cramped header */
  .head-in{padding-left:18px;padding-right:18px;}
  nav.main a{margin-right:14px;}
}