:root{
  --green:#228B22;
  --brown:#8B5A2B;
  --bg:#f5f6f4;
  --card:#ffffff;
  --text:#1e1e1e;
  --muted:#666;
}

*{ box-sizing:border-box; }

body{
  margin:0;
  min-height:100vh;
  font-family: system-ui, -apple-system, Segoe UI, Roboto;
  background:
    radial-gradient(600px 300px at 20% 0%, rgba(34,139,34,.08), transparent 60%),
    radial-gradient(600px 300px at 80% 10%, rgba(139,90,43,.10), transparent 60%),
    var(--bg);
  display:grid;
  place-items:center;
}

.loginWrapper{
  width:100%;
  padding:20px;
}

.loginCard{
  max-width:420px;
  margin:auto;
  background:var(--card);
  border-radius:26px;
  padding:32px 28px;
  box-shadow:0 20px 50px rgba(0,0,0,.12);
  text-align:center;
  border-top:6px solid var(--green);
}

.loginLogo{
  width:220px;
  margin-bottom:18px;
}

h1{
  margin:0;
  font-size:1.6rem;
  color:var(--text);
}

.muted{
  color:var(--muted);
  margin-bottom:22px;
}

.field{
  text-align:left;
  margin-bottom:16px;
}

.field label{
  display:block;
  font-size:.9rem;
  font-weight:700;
  margin-bottom:6px;
  color:#333;
}

.field input{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(0,0,0,.15);
  font-size:1rem;
  outline:none;
}

.field input:focus{
  border-color:var(--green);
  box-shadow:0 0 0 2px rgba(34,139,34,.15);
}

.loginBtn{
  width:100%;
  margin-top:10px;
  padding:14px;
  border-radius:16px;
  border:none;
  font-size:1rem;
  font-weight:900;
  cursor:pointer;
  background:linear-gradient(135deg, #228B22, #2ea62e);
  color:white;
  box-shadow:0 10px 24px rgba(0,0,0,.15);
  transition:transform .15s ease, box-shadow .15s ease;
}

.loginBtn:hover{
  transform:translateY(-1px);
  box-shadow:0 14px 30px rgba(0,0,0,.2);
}

.hint{
  margin-top:18px;
  font-size:.85rem;
  color:#777;
}