body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Container */
.login-container {
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    width: 100%;
    max-width: 350px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    text-align: center;
    animation: fadeIn 0.6s ease-in-out;
}

/* Título */
.login-container h2 {
    margin-bottom: 10px;
}

/* Subtitulo */
.subtitle {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

/* Inputs */
.login-container input {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 6px;
    border: 1px solid #ccc;
    outline: none;
}

/* Botão */
.login-container button {
    width: 100%;
    padding: 12px;
    background: #007bff;
    border: none;
    color: #fff;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.3s;
}

.login-container button:hover {
    background: #0056b3;
}

/* Mensagem */
.alert-error {
    background: #f8d7da;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    color: #721c24;
}

/* Rodapé */
.footer {
    position: fixed;
    bottom: 10px;
    text-align: center;
    width: 100%;
    color: #fff;
    font-size: 13px;
}

/* Animação */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}