:root{
  --ink:#161A22; --ink2:#1E232D; --line:#2B2F3A;
  --bone:#F7F4EC; --dim:#A9B0BD; --coral:#FF6F59;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--ink); color:var(--bone);
  font:16px/1.6 "Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.top{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(22,26,34,.92);backdrop-filter:blur(8px);z-index:10}
.topbar{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.14em}
.lang{display:flex;gap:6px}
.langbtn{
  background:transparent;border:1px solid var(--line);color:var(--dim);
  padding:6px 12px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600;
}
.langbtn:hover{color:var(--bone)}
.langbtn.active{border-color:var(--coral);color:var(--coral)}
.hero{padding:72px 20px 40px;text-align:center}
h1{font-size:clamp(30px,5vw,52px);line-height:1.15;margin:0 0 18px}
.lead{font-size:clamp(16px,2vw,20px);color:var(--dim);max-width:640px;margin:0 auto 32px}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{
  display:inline-flex;flex-direction:column;align-items:center;gap:2px;
  padding:14px 28px;border-radius:12px;text-decoration:none;font-weight:700;
  border:1px solid transparent;transition:transform .12s ease,filter .12s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn small{font-weight:400;font-size:12px;opacity:.8}
.primary{background:var(--coral);color:#1A1207}
.ghost{border-color:var(--line);color:var(--bone);justify-content:center}
.ghost:hover{border-color:var(--coral);color:var(--coral)}
.note{color:var(--dim);font-size:14px;margin-top:22px}
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:24px 20px 8px}
.shots img{width:100%;border-radius:14px;border:1px solid var(--line);background:var(--ink2);display:block}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:48px 20px}
.card{background:var(--ink2);border:1px solid var(--line);border-radius:14px;padding:22px}
.card h3{margin:0 0 10px;font-size:17px;color:var(--coral)}
.card p{margin:0;color:var(--dim);font-size:15px}
.how,.feedback{padding:32px 20px;max-width:760px}
h2{font-size:26px;margin:0 0 16px}
.how ol{color:var(--dim);padding-left:20px}
.how li{margin-bottom:10px}
footer{padding:32px 20px 48px;color:var(--dim);font-size:14px;border-top:1px solid var(--line);margin-top:32px}
footer a{color:var(--dim)}
@media(max-width:860px){
  .features{grid-template-columns:1fr 1fr}
  .shots{grid-template-columns:1fr;max-width:420px;margin:0 auto}
}
@media(max-width:560px){.features{grid-template-columns:1fr}.hero{padding-top:48px}}