body {
    font-family: Arial, sans-serif;
    background: linear-gradient(to right, #e0f7fa, #f4f4f4);
    margin: 0;
    padding: 20px;
    overflow-x: hidden;
}

.container {
    max-width: 800px;
    margin: auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 20px;
    color: #2c3e50;
}

.intro {
    background-color: #e0f7fa;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.intro p {
    margin: 5px 0;
    line-height: 1.5;
}

#question-container {
    display: none;
}

#answers {
    margin: 20px 0;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

input[type="radio"] {
    display: none;
}

label {
    display: flex;
    align-items: center;
    flex-direction: column;
    cursor: pointer;
    margin: 5px;
    transition: transform 0.2s, background-color 0.3s;
}

label::before {
    content: '';
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 2px solid #4CAF50;
    background-color: white;
    margin-bottom: 5px;
    transition: background-color 0.3s;
}

input[type="radio"]:checked + label::before {
    background-color: #4CAF50;
}

button {
    display: block;
    width: 100%;
    padding: 15px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2em;
    transition: background-color 0.3s, transform 0.2s, box-shadow 0.3s;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

button:hover {
    background-color: #45a049;
    transform: scale(1.05);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

button:active {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transform: scale(0.95);
}

#qr-code {
    max-width: 100%;
    height: auto;
    margin: 20px 0;
}

#timer {
    font-size: 20px;
    text-align: center;
    margin: 20px 0;
}

#result-container {
    text-align: center;
    padding: 20px;
    overflow: hidden;
    background-color: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

canvas {
    margin: 20px auto;
    max-width: 100%;
    height: auto;
}

#analysis {
    margin-top: 20px;
    text-align: left;
    overflow-x: auto;
}

#analysis h3 {
    margin: 10px 0;
    font-size: 1.2em;
    background-color: #e0f7fa;
    padding: 10px;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

#analysis p {
    margin: 5px 0;
    font-size: 1em;
    line-height: 1.5;
}

label.selected::before {
    background-color: #4CAF50;
    border: 2px solid #388E3C;
}

label.selected {
    transform: scale(1.1);
    transition: transform 0.2s, background-color 0.3s;
}

label:hover {
    opacity: 0.8;
}

@media (max-width: 600px) {
    h1 {
        font-size: 2em;
    }

    .container {
        padding: 10px;
    }

    #answers {
        flex-direction: column;
        align-items: center;
    }

    label {
        margin: 5px 0;
    }

    canvas {
        width: 100%;
        height: auto;
    }

    #result-container {
        padding: 10px;
    }

    #analysis h3 {
        font-size: 1.5em;
    }

    #analysis p {
        font-size: 0.9em;
    }
}

#feedback-form {
    margin-top: 20px;
    text-align: left;
}

#feedback {
    width: 100%;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
    margin-bottom: 10px;
    resize: none;
}

#feedback-form button {
    width: auto;
    padding: 10px 15px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#feedback-form button:hover {
    background-color: #45a049;
}