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

body{
    background:#f4f7fb;
    min-height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    padding:20px;
}

.login-container{
    width:100%;
    max-width:420px;
}

.login-card{
    background:#fff;
    border-radius:20px;
    padding:35px;
    box-shadow:
        0 10px 30px rgba(0,0,0,0.08);
}

.logo{
    width:90px;
    display:block;
    margin:0 auto 15px;
}

h1{
    text-align:center;
    font-size:24px;
    color:#1e293b;
    margin-bottom:8px;
}

.subtitle{
    text-align:center;
    color:#64748b;
    margin-bottom:30px;
    font-size:14px;
}

.form-group{
    margin-bottom:18px;
}

.form-group label{
    display:block;
    margin-bottom:8px;
    font-weight:600;
    color:#334155;
}

.form-group input{
    width:100%;
    padding:14px;
    border-radius:12px;
    border:1px solid #dbe2ea;
    font-size:15px;
    outline:none;
}

.form-group input:focus{
    border-color:#0ea5e9;
}

button{
    width:100%;
    border:none;
    background:#0ea5e9;
    color:white;
    padding:15px;
    border-radius:14px;
    font-size:15px;
    font-weight:bold;
    cursor:pointer;
    transition:0.2s;
}

button:hover{
    opacity:0.9;
}

#login-status{
    margin-top:15px;
    text-align:center;
    color:red;
    font-size:14px;
}

.back-home{
    margin-top: 20px;
    text-align: center;
}

.back-home a{
    display: inline-block;
    text-decoration: none;
    color: #2e7d32;
    font-size: 15px;
    font-weight: 600;
    transition: all .3s ease;
}

.back-home a:hover{
    color: #1b5e20;
    transform: translateX(-3px);
}

.back-home a:visited{
    color: #2e7d32;
}