/* i337 site: shared styles for Home and How it works. */
:root{
  --bg:#F7F7F4; --card:#FFFFFF; --ink:#1C1F24; --grey:#6B6F76; --line:#D6D8D3;
  --navy:#1F4E79; --navy2:#8FA3B8; --pale:#E2EAF2; --amber:#E0A33A; --amberD:#B9791A;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:19px;line-height:1.5}
img,video{max-width:100%;display:block}
a{color:var(--navy)}
.wrap{max-width:1100px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;gap:28px;padding-block:14px}
header img{height:26px;width:auto}
nav{display:flex;gap:22px;margin-left:auto;font-size:15px;font-weight:500}
nav a{text-decoration:none;color:var(--ink)}
nav a:hover{color:var(--navy)}
.btn{display:inline-block;background:var(--navy);color:#fff;font-weight:700;font-size:17px;padding:15px 28px;border-radius:12px;text-decoration:none;border:2px solid var(--navy);cursor:pointer;font-family:var(--sans)}
.btn.sec{background:transparent;color:var(--navy)}
.btn.sm{font-size:15px;padding:10px 18px}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
section{padding-block:96px}
section+section{border-top:1px solid #ECEDEA}
.k{font-size:14px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--navy);margin:0 0 10px}
h1{font-size:56px;line-height:1.08;letter-spacing:-1.5px;margin:0 0 22px;text-wrap:balance}
h2{font-size:36px;line-height:1.15;letter-spacing:-.6px;margin:0 0 20px;text-wrap:balance}
p{margin:0 0 16px;max-width:68ch}
.lead{font-size:22px;color:var(--ink)}
.muted{color:var(--grey)}
.cap{font-size:15px;color:var(--grey);margin-top:12px}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.hero{padding-block:72px 84px}
.ctas{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 14px}
.loop{background:var(--bg);border-radius:16px}
.vid{border-radius:16px;overflow:hidden;border:2px solid var(--line);background:#fff}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:28px 0}
.card{background:var(--card);border:2px solid var(--line);border-radius:16px;padding:24px;min-width:0}
.card b{display:block;margin-bottom:6px}
ul.clean,ol.clean{padding-left:22px;margin:0 0 18px}
ul.clean li,ol.clean li{margin-bottom:8px;max-width:68ch}
.fig{margin:28px 0 0}
.fig img{border-radius:12px;border:1px solid var(--line);background:#fff;width:100%}
.fig.bare img{border:0;background:transparent}
.two{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.note{background:var(--pale);border-radius:16px;padding:22px 26px;margin-top:24px}
details{background:var(--card);border:2px solid var(--line);border-radius:16px;padding:18px 24px;margin-bottom:12px}
summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::after{content:"+";color:var(--navy);font-size:24px;line-height:1}
details[open] summary::after{content:"\2212"}
details p{margin:12px 0 0;color:var(--grey)}
.close{text-align:left}
.close h2{font-size:48px;letter-spacing:-1px}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}
form label{display:flex;flex-direction:column;gap:6px;font-size:15px;font-weight:500}
form .full{grid-column:1/-1}
input,select{font:inherit;font-size:17px;padding:12px 14px;border:2px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
.ok{grid-column:1/-1;background:var(--pale);border-radius:12px;padding:16px 20px;font-weight:500}
footer{padding-block:40px 56px;font-size:15px;color:var(--grey)}
footer p{max-width:none}
@media (max-width:820px){
  h1{font-size:36px} h2{font-size:28px} .close h2{font-size:32px}
  section{padding-block:64px}
  .hero .wrap{grid-template-columns:1fr}
  .cards,.two,form{grid-template-columns:1fr}
  nav{display:none}
  header .btn{margin-left:auto}
}
@media (prefers-reduced-motion:reduce){ .loop{display:none} }
.page-intro{padding-block:72px 56px}
.page-intro h1{font-size:48px}
.proof{background:var(--card);border:2px solid var(--line);border-radius:16px;padding:28px 32px;max-width:860px}
.proof p{font-size:21px;margin-bottom:12px}
.founder{font-size:16px;color:var(--grey);margin-top:20px}
@media (max-width:820px){ .page-intro h1{font-size:34px} .proof{padding:22px} .proof p{font-size:19px} }