body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #6C63FF, #E040FB);
    color: white;
    min-height: 100vh;
}

.logo-fixed {
    position: fixed;
    top: 15px;
    left: 20px;
    height: 60px;
    width: auto;
    z-index: 1000;
}

.container {
    max-width: 700px;
    margin: 40px auto;
    padding: 20px;
}

.card {
    background: white;
    color: #333;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    /* Animation pour l'apparition des questions */
    animation: fadeIn 0.5s ease;
}

h1 {
    text-align: center;
}

.progress {
    font-size: 14px;
    color: #888;
    margin-bottom: 10px;
}

.option {
    background: #f4f4f4;
    padding: 12px;
    margin: 8px 0;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.option:hover {
    background: #e8d9ff;
}

button {
    margin-top: 20px;
    padding: 10px 20px;
    border-radius: 20px;
    border: none;
    background: linear-gradient(135deg, #6C63FF, #E040FB);
    color: white;
    cursor: pointer;
    font-weight: bold;
}

button:hover {
    opacity: 0.9;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}