:root{
  --void:#050607; --line:#191D22; --line-2:#262C33;
  --white:#F2F4F5; --grey:#9AA3AC; --grey-2:#5C656E; --mark:#2CC2B3;
  --mono:ui-monospace,"SF Mono","DejaVu Sans Mono","Liberation Mono",Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--void)}
body{background:var(--void);color:var(--white);
  font-family:"Inter","SF Pro Display","Helvetica Neue",Helvetica,Arial,sans-serif;
  font-size:17px;line-height:1.68;-webkit-font-smoothing:antialiased}
.wrap{max-width:840px;margin:0 auto;padding:0 40px}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase}
a{color:var(--white);text-decoration:none;border-bottom:1px solid var(--line-2)}
a:hover{border-color:var(--mark)}

header{position:sticky;top:0;z-index:50;background:rgba(5,6,7,.72);
  backdrop-filter:saturate(160%) blur(18px);border-bottom:1px solid rgba(255,255,255,.055)}
header .wrap{max-width:1240px}
.bar{display:flex;align-items:center;gap:44px;height:56px}
.logo{font-size:18px;font-weight:600;letter-spacing:-.03em;border:0}
.logo span{color:var(--mark)}
nav{display:flex;gap:30px;margin-left:auto}
nav a{color:var(--grey);font-size:13px;border:0}
nav a:hover{color:var(--white)}
nav a.cur{color:var(--white)}
.lang{display:flex;align-items:center;gap:4px}
.lang a{background:none;border:0;cursor:pointer;color:var(--grey-2);
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;padding:2px;text-decoration:none}
.lang a:hover{color:var(--grey)}
.lang a.on{color:var(--white)}

.doc{padding:120px 40px 140px}
.eyebrow{color:var(--mark);margin-bottom:22px}
h1{font-size:clamp(34px,5vw,58px);letter-spacing:-.042em;font-weight:700;line-height:1.05;margin-bottom:46px}
.lead{font-size:19px;color:var(--grey);padding:24px 26px;border-left:2px solid var(--mark);
  background:rgba(44,194,179,.045);border-radius:0 8px 8px 0;margin-bottom:56px}
h2{font-size:22px;font-weight:600;letter-spacing:-.022em;margin:56px 0 16px;
  display:flex;gap:16px;align-items:baseline;line-height:1.3}
h2 .num{font-family:var(--mono);font-size:12px;color:var(--mark);letter-spacing:.1em;
  flex:0 0 auto;min-width:22px}
h3{font-size:17px;font-weight:600;letter-spacing:-.012em;margin:34px 0 12px;color:var(--white)}
p{color:var(--grey);margin-bottom:16px}
p b{color:var(--white);font-weight:600}
.hint{font-size:15px;color:var(--grey-2)}
.call{padding:22px 24px;border:1px solid var(--line-2);border-radius:8px;
  background:rgba(255,255,255,.018);margin-top:22px}
.todo{font-family:var(--mono);font-size:12px;letter-spacing:.02em;text-transform:none;
  color:#D8A657;border:1px dashed #4A3F24;background:rgba(216,166,87,.05);
  padding:16px 18px;border-radius:8px;line-height:1.6}
.stand{margin-top:70px;padding-top:26px;border-top:1px solid var(--line);color:var(--grey-2)}

footer{border-top:1px solid var(--line);padding:30px 0 54px;color:var(--grey-2);font-size:12px}
footer .wrap{max-width:1240px}
.foot{display:flex;gap:26px;flex-wrap:wrap;justify-content:center}
footer a{color:var(--grey-2);border:0}
footer a:hover{color:var(--white)}

@media (max-width:620px){
  .wrap{padding:0 22px} .doc{padding:80px 22px 100px}
  nav{gap:18px} nav a{font-size:12px}
  h2{gap:12px}
}