/* Fundo e Estrutura */
.page-diagnostico {
    background: radial-gradient(circle at center, #0a192f 0%, #02060d 100%);
    color: white;
    margin: 0;
    font-family: 'Inter', sans-serif;
}

.navbar-diagnostico {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 8%;
}

.logo-pequeno { height: 45px; }

.btn-voltar {
    color: #fff;
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Formulário Glow */
.secao-diagnostico {
    display: flex;
    justify-content: center;
    padding: 40px 20px;
}

.container-form {
    background: rgba(10, 15, 30, 0.6);
    border: 1px solid rgba(0, 168, 255, 0.3);
    box-shadow: 0 0 30px rgba(0, 168, 255, 0.1);
    padding: 50px;
    border-radius: 20px;
    width: 100%;
    max-width: 600px;
}

.form-row { display: flex; gap: 15px; }

.container-form input, .container-form select, .container-form textarea {
    width: 100%;
    padding: 15px;
    margin: 10px 0;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: white;
}

.btn-enviar {
    width: 100%;
    padding: 15px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 10px;
    transition: 0.3s;
}

.btn-voltar-home {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 25px;
    background-color: #00a8ff;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
}

/* Select customizado */
select {
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-position: right 15px top 50%;
    background-size: 12px;
    background-color: rgba(255, 255, 255, 0.03) !important;
}

select option { background-color: #0a192f !important; }

@media (max-width: 768px) {
    .form-row { flex-direction: column; gap: 0; }
}