body {
    font-family: monospace;
    background: #121212;
    color: #e0e0e0;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
}

#app-container {
    width: 100%;
    max-width: 800px;
    background: #1e1e1e;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

#progress-bar-container {
    width: 100%;
    height: 10px;
    background: #333;
    border-radius: 5px;
    margin-bottom: 15px;
    overflow: hidden;
}

#progress-bar {
    height: 100%;
    background: #4CAF50;
    width: 0%;
    transition: width 0.3s ease;
}

#question-counter {
    text-align: center;
    color: #888;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: bold;
}

#question-text {
    font-size: 1.4rem;
    min-height: 100px;
    margin-bottom: 30px;
    text-align: center;
}

.buttons-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-answer {
    padding: 15px;
    font-size: 1.1rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    color: white;
    transition: opacity 0.2s;
}

.btn-answer:hover { opacity: 0.8; }

.strong-agree { background: #27ae60; }
.agree { background: #2ecc71; }
.neutral { background: #95a5a6; color: #121212; }
.disagree { background: #e67e22; }
.strong-disagree { background: #c0392b; }

.btn-restart {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
    background: #555;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 20px;
}

.result-axis {
    margin-bottom: 25px;
}

.axis-labels {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-weight: bold;
    font-size: 0.95rem;
}

.bar-container {
    width: 100%;
    height: 30px;
    background: #333;
    border-radius: 5px;
    overflow: hidden;
}

.bar-fill {
    transition: width 0.5s ease-out;
}