/* assets/css/quiz-style.css */
#quiz-app {
    max-width: 800px;
    margin: 20px auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
    background: #f9fafc;
    border-radius: 24px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
    overflow: hidden;
}

.quiz-header {
    background: #ffffff;
    padding: 18px 24px;
    border-bottom: 1px solid #eef2f6;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    justify-content: space-between;
}

.quiz-header label {
    font-weight: 600;
    color: #1e2a3e;
}

#quiz-category-select {
    padding: 8px 12px;
    border-radius: 40px;
    border: 1px solid #cbd5e1;
    background: white;
    font-size: 0.9rem;
    cursor: pointer;
    outline: none;
    transition: 0.2s;
}

#quiz-category-select:hover {
    border-color: #3b82f6;
}

.quiz-progress {
    font-size: 0.85rem;
    background: #eef2ff;
    padding: 6px 12px;
    border-radius: 40px;
    color: #1e40af;
    font-weight: 500;
}

.quiz-card {
    background: white;
    padding: 28px 24px 32px;
}

#quiz-question-text {
    font-size: 1.5rem;
    font-weight: 600;
    color: #0f172a;
    margin: 0 0 24px 0;
    line-height: 1.3;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 28px;
}

.quiz-option-btn {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 60px;
    padding: 12px 20px;
    font-size: 1rem;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
    color: #1e293b;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.quiz-option-btn:hover {
    background: #f1f5f9;
    border-color: #94a3b8;
    transform: translateX(4px);
}

.quiz-option-btn.correct-temp {
    background: #dcfce7;
    border-color: #22c55e;
    color: #166534;
}

.quiz-option-btn.wrong-temp {
    background: #fee2e2;
    border-color: #ef4444;
    color: #991b1b;
}

.quiz-message {
    min-height: 52px;
    padding: 12px 16px;
    border-radius: 16px;
    background: #f1f5f9;
    margin-top: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.quiz-message.error {
    background: #fee2e2;
    color: #b91c1c;
    border-left: 5px solid #ef4444;
}

.quiz-message.success {
    background: #e0f2fe;
    color: #0369a1;
    border-left: 5px solid #0ea5e9;
}

/* 移动端适应 */
@media (max-width: 640px) {
    .quiz-card {
        padding: 20px 16px;
    }
    #quiz-question-text {
        font-size: 1.25rem;
    }
    .quiz-option-btn {
        padding: 10px 16px;
    }
}