/* Fundo da página */
body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #6a11cb, #2575fc);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Caixa de login */
.login-container {
    background-color: #ffffffdd; /* branco com transparência */
    padding: 40px 50px;
    border-radius: 15px;
    box-shadow: 0 12px 30px rgba(0,0,0,0.25);
    width: 350px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Logo no topo */
.logo {
    width: 100px;
    margin-bottom: 25px;
}

/* Título */
h2 {
    margin-bottom: 30px;
    color: #333;
    font-weight: 700;
}

/* Labels */
label {
    align-self: flex-start;
    margin-bottom: 8px;
    font-weight: 600;
    color: #444;
    font-size: 14px;
}

/* Inputs */
input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 25px;
    border: 2px solid #2575fc;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

input[type="text"]:focus,
input[type="password"]:focus {
    border-color: #6a11cb;
    outline: none;
}

/* Botão */
button {
    width: 100%;
    padding: 14px;
    background-color: #6a11cb;
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #2575fc;
}

/* Mensagem de alerta */
.message {
    margin-top: 20px;
    font-weight: 700;
    min-height: 24px;
    font-size: 16px;
}

.message.success {
    color: green;
}

.message.error {
    color: red;
}