body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f7fa;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 700px;
    margin: 40px auto;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

h1, h2 {
    color: #0d3c61; /* blu scuro */
}

#progress-bar {
    background-color: #e0e0e0;
    border-radius: 6px;
    overflow: hidden;
    margin: 20px 0;
    height: 12px;
}

#progress {
    background-color: #0074d9; /* blu */
    width: 0%;
    height: 100%;
    transition: width 0.3s ease;
}

.section {
    display: none;
}

.section.active {
    display: block;
}

.question {
    margin: 20px 0;
}

label {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
}
  
label input[type="radio"] {
    margin-top: 2px;
    margin-right: 8px;
}

.buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

button {
    padding: 10px 20px;
    border: none;
    background-color: #0d3c61;
    color: white;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.2s ease;
}

button:hover {
    background-color: #0056a3;
}

.hidden {
    display: none;
}

#result {
    margin-top: 30px;
    padding: 20px;
    background-color: #eaf6ff;
    border-left: 5px solid #0074d9;
    border-radius: 6px;
}

#result-text {
    font-size: 18px;
    text-decoration: bold;
    color: #000;
}

.border-danger {
    border: 1px solid #dc3545 !important;
}