*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Arial,Helvetica,sans-serif;
}

body{
background:#f5f7fb;
color:#222;
min-height:100vh;
display:flex;
flex-direction:column;
}

.site-header{
display:flex;
justify-content:space-between;
align-items:center;
padding:18px 8%;
background:#fff;
border-bottom:1px solid #e5e7eb;
}

.logo{
text-decoration:none;
font-size:1.3rem;
font-weight:700;
color:#0f766e;
}

.login-link{
text-decoration:none;
color:#0f766e;
font-weight:600;
}

.login-page{
flex:1;
display:flex;
align-items:center;
justify-content:center;
padding:50px 20px;
}

.login-wrapper{
width:100%;
max-width:1050px;
display:grid;
grid-template-columns:1fr 430px;
gap:50px;
align-items:center;
}

.login-info h1{
font-size:2.5rem;
margin-bottom:18px;
color:#111827;
}

.login-info p{
font-size:1rem;
line-height:1.7;
color:#4b5563;
margin-bottom:25px;
}

.login-info ul{
list-style:none;
display:flex;
flex-direction:column;
gap:14px;
color:#374151;
}

.login-card{
background:#fff;
padding:35px;
border-radius:18px;
box-shadow:0 15px 40px rgba(0,0,0,.08);
}

.login-card h2{
text-align:center;
margin-bottom:25px;
color:#111827;
}

.field{
margin-bottom:18px;
}

.field label{
display:block;
margin-bottom:8px;
font-weight:600;
font-size:.95rem;
}

.field input{
width:100%;
padding:14px;
border:1px solid #d1d5db;
border-radius:10px;
font-size:1rem;
outline:none;
transition:.25s;
}

.field input:focus{
border-color:#0f766e;
box-shadow:0 0 0 3px rgba(15,118,110,.15);
}

button{
width:100%;
padding:15px;
border:none;
border-radius:10px;
background:#0f766e;
color:#fff;
font-size:1rem;
font-weight:700;
cursor:pointer;
transition:.25s;
}

button:hover{
background:#115e59;
}

button:disabled{
opacity:.7;
cursor:not-allowed;
}

#loginMessage{
margin-top:18px;
text-align:center;
font-weight:600;
min-height:22px;
}

.login-links{
margin-top:22px;
text-align:center;
}

.login-links a{
text-decoration:none;
color:#0f766e;
font-weight:600;
}

footer{
padding:20px;
text-align:center;
background:#fff;
border-top:1px solid #e5e7eb;
color:#6b7280;
}

@media(max-width:900px){

.login-wrapper{
grid-template-columns:1fr;
}

.login-info{
text-align:center;
}

.login-info ul{
align-items:center;
}

}

@media(max-width:500px){

.site-header{
padding:18px;
}

.login-card{
padding:25px;
}

.login-info h1{
font-size:2rem;
}

  }