:root{
  --bg1:#0b1224; --bg2:#101a37;
  --glass:#0b1224cc; --stroke:#ffffff26;
  --text:#e8ecf3; --muted:#a6b3cc;
  --accent:#6aa8ff; --accent2:#4be3c1;
  --ok:#22c55e; --err:#ff8b8b;
  --rad:18px; --shadow:0 24px 60px #0006, inset 0 1px 0 #ffffff17;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font:16px/1.55 "Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif; color:var(--text);
  background:
    radial-gradient(1100px 700px at -10% -10%, #2442ff22, transparent 55%),
    radial-gradient(900px 600px at 110% 0%, #00ffd022, transparent 50%),
    linear-gradient(160deg,var(--bg1),var(--bg2));
  overflow-x:hidden;
}
/* сетка-узор */
body::before{
  content:""; position:fixed; inset:0; pointer-events:none;
  background-image:linear-gradient(#ffffff0a 1px,transparent 1px),
                   linear-gradient(90deg,#ffffff0a 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(65% 65% at 50% 50%, #000 60%, transparent 100%);
}

.wrap{min-height:100%; display:grid; place-items:center; padding:34px;}
.card{
  width:min(860px,94vw);
  backdrop-filter: blur(16px) saturate(120%);
  background:var(--glass); border:1px solid var(--stroke);
  border-radius:var(--rad); box-shadow:var(--shadow); overflow:hidden;
}
.card__head,.form,.card__foot{padding:28px 32px}
.card__head{border-bottom:1px solid var(--stroke)}
.card__foot{border-top:1px solid var(--stroke); display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap;}

.brand{display:flex; align-items:center; gap:12px}
.brand__name{margin:0; font-size:32px; letter-spacing:.2px}
.brand__logo{filter:drop-shadow(0 6px 12px #0006)}
.lead{margin:10px 0 0; color:var(--muted)}
.muted{margin:0; color:var(--muted)}

.form{display:grid; gap:16px}
.field{display:grid; gap:8px}
.field__label{color:#c9d4ea}
.field__input{
  width:100%; max-width:460px; padding:12px 14px; border-radius:14px;
  border:1px solid var(--stroke); background:#0e1633b3; color:var(--text);
  outline:none; transition:border .2s, box-shadow .2s, transform .06s;
}
.field__input:focus{border-color:var(--accent); box-shadow:0 0 0 4px #6aa8ff2e}
.check{display:flex; align-items:center; gap:10px; color:#c9d4ea}
.check__box{width:18px;height:18px; accent-color:var(--accent)}

.actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:6px}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 18px; border-radius:14px; border:1px solid transparent;
  font-weight:600; text-decoration:none; cursor:pointer; transition:transform .06s, filter .2s, border .2s;
}
.btn--primary{
  color:#081225; background:linear-gradient(90deg,var(--accent),var(--accent2));
  box-shadow:0 12px 28px #0ea5e955;
}
.btn--primary:hover{filter:brightness(1.05)}
.btn--primary:active{transform:translateY(1px)}
.btn--ghost{color:var(--text); background:transparent; border-color:var(--stroke)}
.btn--ghost:hover{border-color:var(--accent); color:#fff}

.alert{margin:8px 0 0; padding:10px 12px; border-radius:12px}
.alert--ok{background:#0f2b1b; border:1px solid #22c55e55; color:#b5f7cd}
.alert--error{background:#3a111133; border:1px solid #ff6b6b55; color:#ffbdbd}

.social{color:#cfe0ff; text-decoration:none}
.social:hover{color:#fff}

@media (max-width:560px){
  .card__head,.form,.card__foot{padding:20px}
  .brand__name{font-size:26px}
}