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

body {
    /*fondo */
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), 
                url('../images/Fondo 4.jpg') no-repeat center center fixed;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.logo {
    width: 120px;
    margin-bottom: 1rem;
}

h2 {
    color: #333;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.input-group {
    text-align: left;
    margin-bottom: 1.2rem;
}

.input-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #444;
    margin-bottom: 5px;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    outline: none;
    transition: 0.3s;
}

.input-group input:focus {
    border-color: #00ff73;
    box-shadow: 0 0 5px rgba(0,123,255,0.2);
}

.btn-login {
    width: 100%;
    padding: 12px;
    background-color: #008236;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-login:hover {
    background-color: #00ff73;
}

.error-msg {
    background: #ffebee;
    color: #c62828;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 1rem;
    font-size: 0.85rem;
}

.logout-msg {
    background: #e8f5e9;
    color: #2e7d32;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 1rem;
    font-size: 0.85rem;
}

.login-footer {
    margin-top: 1.5rem;
}

.login-footer a {
    color: #007bff;
    text-decoration: none;
    font-size: 0.85rem;
}

.login-footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {

    .login-wrapper{
        padding:20px;
        display:flex;
        align-items:center;
        justify-content:center;
        min-height:100vh;
    }

    .login-card{
        width:100%;
        max-width:400px;
        padding:25px 20px;
        box-sizing:border-box;
    }

    .logo{
        width:120px;
        height:auto;
        margin-bottom:10px;
    }

    .login-header h2{
        font-size:22px;
    }

    .login-header p{
        font-size:14px;
    }

    .input-group label{
        font-size:14px;
    }

    .input-group input{
        width:100%;
        padding:12px;
        font-size:14px;
        box-sizing:border-box;
    }

    .btn-login{
        width:100%;
        padding:12px;
        font-size:16px;
    }

    .error-msg,
    .logout-msg{
        font-size:13px;
        text-align:center;
    }
}

/* Pantallas muy pequeñas */
@media (max-width:480px){

    .login-card{
        padding:20px 15px;
    }

    .logo{
        width:100px;
    }

    .login-header h2{
        font-size:20px;
    }
}