body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #ff9a9e, #fad0c4, #a18cd1);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background: white;
    width: 500px;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

h1 {
    margin-bottom: 5px;
}

.tagline {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.progress-container {
    width: 100%;
    height: 10px;
    background: #eee;
    border-radius: 10px;
    margin-bottom: 20px;
    overflow: hidden;
}

#progressBar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #00c6ff, #0072ff);
    transition: width 0.4s ease;
}

button {
    padding: 12px;
    margin: 8px 0;
    width: 100%;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    cursor: pointer;
    transition: 0.3s;
}

.choice-btn {
    background: linear-gradient(45deg, #36d1dc, #5b86e5);
    color: white;
}

.choice-btn:hover {
    transform: scale(1.05);
}

#nextBtn {
    display: none;
    background: linear-gradient(45deg, #11998e, #38ef7d);
    color: white;
}

.score-box {
    margin-top: 20px;
    font-weight: bold;
}

#feedback {
    margin-top: 15px;
    font-weight: bold;
}

.site-footer {
    margin-top: 30px;
    padding: 20px;
    font-size: 13px;
    color: #555;
    border-top: 1px solid #eee;
    text-align: center;
}

.site-footer a {
    color: #5b86e5;
    font-weight: bold;
    text-decoration: none;
}

.site-footer a:hover {
    text-decoration: underline;
}