:root{
  --bg: #0f172a;         
  --card: #111827;         
  --text: #e5e7eb;      
  --muted:#94a3b8;      
  --primary:#3b82f6;    
  --error:#ef4444;
  --ring:#60a5fa;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;
  background: radial-gradient(1200px 600px at 10% 10%, #111827 20%, var(--bg));
  color:var(--text);
}

.container{
  min-height:100%;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  padding:24px;
}

.card{
  width:min(420px, 92vw);
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.08);
  border-radius:20px; padding:28px;
  box-shadow:0 20px 60px rgba(0,0,0,.45);
  backdrop-filter: blur(8px);
}
h1{margin:0 0 16px 0; font-weight:700; letter-spacing:.2px}

.field{margin-bottom:16px}
label{display:block; font-size:.95rem; margin-bottom:6px}
input[type="text"], input[type="password"]{
  width:100%; padding:12px 14px; border-radius:12px;
  border:1px solid rgba(255,255,255,.1); background:#0b1220; color:var(--text);
  outline:none;
}
input:focus{
  border-color:var(--ring);
  box-shadow:0 0 0 4px rgba(96,165,250,.2);
}

.password-wrap{position:relative}
.password-wrap input{padding-right:44px}
.password-wrap .ghost{
  position:absolute; right:6px; top:50%; translate:0 -50%;
  border:none; background:transparent; color:var(--muted); cursor:pointer;
  padding:8px; border-radius:8px;
}
.password-wrap .ghost:hover{color:var(--text); background:rgba(255,255,255,.06)}

.help{color:var(--muted)}
.error{color:var(--error); display:block; min-height:1.2em}

.checkbox{display:flex; align-items:center; gap:8px; color:var(--muted)}

.row{display:flex; gap:12px; align-items:center}
.between{justify-content:space-between}

.actions{display:flex; gap:10px}
button{
  padding:10px 16px; border-radius:12px; border:1px solid transparent;
  background:var(--primary); color:white; font-weight:600; cursor:pointer;
}
button:hover{background:var(--primary-600)}
button.secondary{
  background:transparent; color:var(--text);
  border-color:rgba(255,255,255,.2)
}
button.secondary:hover{background:rgba(255,255,255,.06)}

.form-msg{
  margin-top:12px; font-weight:600;
}
.form-msg.ok{color:#22c55e}
.form-msg.err{color:var(--error)}

.footer{margin-top:14px; color:var(--muted)}