:root{
    --bg1:#370b5a;
    --bg2:#0ea5a4;
    --card:#0f172a;
    --accent:#7c3aed;
    --muted:#94a3b8;
    --glass: rgba(255, 255, 255, 0.151);
  }
  *{box-sizing:border-box;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial;}
  body{
    margin:0;
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(135deg,var(--bg1) 0%, #180b20 40%);
    color:#e6eef6;
    padding:24px;
  }
  .wrap{
    width:100%;
    max-width:980px;
    display:grid;
    grid-template-columns:1fr 420px;
    gap:32px;
    align-items:center;
  }
  .hero{
    padding:36px;
    border-radius:12px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    box-shadow: 0 10px 30px rgba(2,6,23,0.6), inset 0 1px 0 rgba(255,255,255,0.02);
  }
  .logo{
    display:flex;
    gap:12px;
    align-items:center;
    margin-bottom:18px;
  }
  .brand {
    width:56px;height:56px;border-radius:12px;
    background:linear-gradient(135deg,var(--accent),#06b6d4);
    display:flex;align-items:center;justify-content:center;font-weight:700;
    box-shadow: 0 6px 18px rgba(124,58,237,0.24);
  }
  h1{margin:0 0 12px;font-size:1.65rem;}
  p.lead{margin:0;color:var(--muted);line-height:1.5;}
  .features{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
  .feature{background:var(--glass);padding:10px 14px;border-radius:10px;font-size:.95rem;color:var(--muted);}

  .card{
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    padding:28px;border-radius:12px;backdrop-filter: blur(6px);
    box-shadow: 0 10px 30px rgba(2,6,23,0.6);
  }
  form{display:flex;flex-direction:column;gap:12px}
  .field{display:flex;flex-direction:column;gap:8px}
  label{font-size:.86rem;color:var(--muted)}
  input[type="text"], input[type="password"], input[type="email"]{
    width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,0.04);
    background: rgba(255,255,255,0.02);color:#f8fafc;font-size:1rem;
    outline:none;transition:box-shadow .18s, border-color .18s;
  }
  input:focus{box-shadow:0 6px 20px rgba(12,74,110,0.12);border-color:var(--accent);}
  .row{display:flex;justify-content:space-between;align-items:center;gap:12px}
  .actions{display:flex;flex-direction:column;gap:12px;margin-top:6px}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 16px;border-radius:10px;border:none;cursor:pointer;
    background:linear-gradient(90deg,var(--accent),#06b6d4);color:white;font-weight:600;
    box-shadow: 0 8px 24px rgba(12,74,110,0.18);
  }
  .secondary{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--muted);font-weight:600}
  .small{font-size:.9rem;color:var(--muted)}
  .helper{display:flex;justify-content:space-between;align-items:center;}
  .toggle-pass{background:transparent;border:none;color:var(--muted);cursor:pointer;padding:6px;border-radius:8px}
  .error{color:#ffb4b4;font-size:.9rem}
  .footer-note{font-size:.85rem;color:var(--muted);margin-top:12px}

  @media(max-width:900px){
    .wrap{grid-template-columns:1fr; padding:12px}
    .hero{order:2}
    .card{order:1}
  }