body {
    background-color: #0d1117;
    color: white;
    font-family: 'Poppins', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
}

/* Container central */
.container {
    background-color: #161b22;
    padding: 40px 50px;
    border-radius: 15px;
    box-shadow: 0px 0px 20px rgba(0, 0, 0, 0.4);
    text-align: center;
    width: 400px;
}

/* Título */
h1 {
    font-size: 26px;
    margin-bottom: 25px;
    color: #ffffff;
}

/* Campo de input */
input[type="text"] {
    width: 100%;
    padding: 12px 15px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    outline: none;
    text-align: center;
    color: #333;
}

input::placeholder {
    color: #aaa;
}

/* Botão */
button {
    margin-top: 20px;
    background-color: #3b82f6;
    color: white;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    cursor: pointer;
    transition: background 0.3s, transform 0.1s;
}

button:hover {
    background-color: #2563eb;
    transform: scale(1.03);
}

/* Mensagens */
.message {
    margin-top: 15px;
    font-size: 15px;
}

.success {
    color: #22c55e;
}

.error {
    color: #ef4444;
}