body{
    margin:0;
    font-family:Poppins,sans-serif;
    background:#f4f7fc;
}

.login-container{
    min-height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
}

.login-card{
    width:380px;
    background:#fff;
    padding:40px;
    border-radius:20px;
    box-shadow:0 20px 40px rgba(0,0,0,.1);
    text-align:center;
}

.login-card img{
    width:90px;
    margin-bottom:15px;
}

.login-card input{
    width:100%;
    padding:14px;
    margin:12px 0;
    border:1px solid #ddd;
    border-radius:10px;
    font-size:16px;
}

.login-card button{
    width:100%;
    padding:14px;
    border:none;
    border-radius:10px;
    background:#2563eb;
    color:#fff;
    font-size:16px;
    cursor:pointer;
}

.dashboard{
    padding:50px;
}

.dashboard h1{
    text-align:center;
    margin-bottom:40px;
}

.dashboard-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:25px;
}

.dashboard-grid a{
    text-decoration:none;
    background:#fff;
    padding:35px;
    text-align:center;
    border-radius:18px;
    color:#222;
    font-weight:600;
    box-shadow:0 10px 30px rgba(0,0,0,.08);
    transition:.3s;
}

.dashboard-grid a:hover{
    transform:translateY(-8px);
    color:#2563eb;
}
.error-message{
    background:#ffe5e5;
    color:#d8000c;
    border:1px solid #ffb3b3;
    padding:10px;
    border-radius:8px;
    margin-bottom:15px;
    font-weight:600;
    text-align:center;
}