*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  min-height:100vh;
  background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);
  display:flex;align-items:center;justify-content:center;
  padding:20px;color:#1a1a2e;
}
.login-wrap{width:100%;max-width:420px}
.login-card{
  background:white;border-radius:20px;padding:40px 36px;
  box-shadow:0 25px 60px rgba(0,0,0,.3);
}
.brand{text-align:center;margin-bottom:32px}
.logo-circle{
  width:64px;height:64px;border-radius:50%;
  background:linear-gradient(135deg,#3498db,#9b59b6);
  color:white;display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:700;margin:0 auto 14px;
  box-shadow:0 8px 20px rgba(52,152,219,.3);
}
.brand h1{font-size:22px;font-weight:700;letter-spacing:-.3px}
.brand p{font-size:12.5px;color:#888;margin-top:4px}

.field{margin-bottom:16px}
.field label{
  display:block;font-size:11px;font-weight:600;
  color:#666;text-transform:uppercase;letter-spacing:.6px;margin-bottom:6px;
}
.field input{
  width:100%;padding:12px 14px;
  border:1.5px solid #e3e6ea;border-radius:10px;
  font-size:14px;color:#222;background:#fafbfc;
  transition:.15s;
}
.field input:focus{
  outline:none;border-color:#3498db;background:white;
  box-shadow:0 0 0 4px rgba(52,152,219,.12);
}

.msg{min-height:18px;font-size:12.5px;margin:8px 0;text-align:center}
.msg.err{color:#c0392b}
.msg.ok{color:#27ae60}

.btn-login{
  width:100%;padding:13px;border:none;border-radius:10px;
  background:linear-gradient(135deg,#1a1a2e,#16213e);color:white;
  font-size:14px;font-weight:600;letter-spacing:.3px;
  cursor:pointer;transition:.15s;position:relative;
  display:flex;align-items:center;justify-content:center;
}
.btn-login:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(26,26,46,.3)}
.btn-login:disabled{cursor:wait;opacity:.85}
.btn-login .loader{
  position:absolute;width:18px;height:18px;
  border:2.5px solid rgba(255,255,255,.3);border-top-color:white;
  border-radius:50%;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.footer-mini{
  text-align:center;font-size:10.5px;color:#bbb;margin-top:24px;
  text-transform:uppercase;letter-spacing:1px;
}