* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #ffffff;
    color: #333;
    padding: 20px;
    min-height: 100vh;
    height: auto;
    position: relative;
    display: block;
}

.container {
    width: 100%;
    max-width: 400px;
    background-color: #f8f8f8; /* tom suave diferente do branco */
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    text-align: center;
    margin: 40px auto;
}

.logo {
    margin-bottom: 20px;
    max-width: 150px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

label {
    text-align: left;
    font-size: 14px;
    font-weight: bold;
    color: #333;
}

input[type="text"],
input[type="password"] {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
}

button {
    padding: 12px;
    background-color: #6A0DAD;
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #5800b0;
}

.mensagem-erro {
    color: red;
    font-size: 14px;
    margin-bottom: 15px;
}

.subtitulo {
    font-size: 18px;
    font-weight: bold;
    color: #666;
    margin-bottom: 25px;
}