:root {
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --text-color: #333;
    --background-color: #f4f4f4;
    --success-color: green;
    --button-padding: 10px 20px;
    --button-radius: 5px;
    --font-family: 'Arial', 'Helvetica', sans-serif;
}

body {
    font-family: var(--font-family);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--background-color);
    margin: 0;
}

.quiz-container {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}

h1 {
    color: var(--text-color);
    margin-bottom: 20px;
}

#question-container {
    margin-bottom: 20px;
}

#question {
    font-size: 1.2em;
    color: #555;
    margin-bottom: 15px;
}

#choices {
    list-style: none;
    padding: 0;
}

#choices li {
    margin-bottom: 10px;
}

.choice-btn {
    padding: var(--button-padding);
    border: 1px solid #ccc;
    border-radius: var(--button-radius);
    background-color: #eee;
    cursor: pointer;
    font-size: 1em;
    width: 100%;
    text-align: left;
    transition: background-color 0.3s ease;
}

.choice-btn:hover {
    background-color: #ddd;
}

.choice-btn.selected {
    background-color: var(--primary-hover);
    color: white;
    border-color: var(--primary-hover);
}

#submit-btn, #next-btn {
    padding: var(--button-padding);
    border: none;
    border-radius: var(--button-radius);
    background-color: var(--primary-color);
    color: white;
    cursor: pointer;
    font-size: 1em;
    margin-top: 15px;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

#submit-btn:hover, #next-btn:hover {
    background-color: var(--primary-hover);
    transform: scale(1.05);
}

#submit-btn:focus, #next-btn:focus {
    outline: 2px solid var(--primary-hover);
}

#result-container {
    margin-top: 20px;
}

#result-message {
    font-weight: bold;
    color: var(--success-color); /* Par défaut, on peut changer la couleur en JS */
}

.modal {
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.modal-content {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.modal-content input {
    margin-top: 10px;
    padding: 10px;
    width: 80%;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.modal-content button {
    margin-top: 10px;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.modal-content button:hover {
    background-color: var(--primary-hover);
}