body {
    font-family: Arial, sans-serif;
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
    background: #f5f5f5;
    color: #222;
}

h1 {
    margin-bottom: 25px;
}

h2 {
    margin-top: 30px;
    margin-bottom: 10px;
}

h3 {
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 18px;
}

.grupo-exames {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.grupo-exames button {
    padding: 9px 14px;
    border: 1px solid #bbb;
    border-radius: 6px;
    background: white;
    cursor: pointer;
    font-size: 14px;
}

.grupo-exames button:hover {
    background: #eeeeee;
}

.grupo-exames button.selecionado {
    background: #333;
    color: white;
    border-color: #333;
}

#solicitacao {
    position: sticky;
    top: 10px;
    z-index: 10;

    background: white;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 25px;

    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

#solicitacao h2 {
    margin: 0 0 10px 0;
    font-size: 18px;
}

#texto-solicitacao {
    min-height: 25px;
    margin-bottom: 12px;
    line-height: 1.5;
}

#solicitacao button {
    padding: 9px 18px;
    margin-right: 8px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
}

#copiar {
    background: #333;
    color: white;
}

#limpar {
    background: #ddd;
}

.metodos-graficos {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}