/* Quiz Container */
.quiz-container {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 0 auto;
}

/* Screens */
.welcome-screen, .quiz-screen, .results-screen {
    animation: fadeIn 0.5s ease-in;
}

/* Buttons */
.start-button, .answer-button, .restart-button {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    border: none;
    border-radius: 10px;
    padding: 15px 30px;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    width: 100%;
    margin: 10px 0;
    transition: transform 0.2s;
}

.answer-button {
    background: rgba(255, 255, 255, 0.2);
    text-align: left;
}

.answer-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateX(5px);
}

/* Question Display */
.question-counter {
    text-align: center;
    margin-bottom: 20px;
    opacity: 0.8;
}

.question-text {
    text-align: center;
    margin-bottom: 30px;
}

/* Results */
.score-display {
    text-align: center;
    font-size: 2.5rem;
    margin: 20px 0;
}

.score-message {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.score-cards {
    display: flex;
    justify-content: space-around;
    margin: 30px 0;
}

.score-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    min-width: 120px;
}

.score-card h3 {
    margin-bottom: 10px;
}

.score-card p {
    font-size: 2rem;
    margin: 0;
}

/* Review Section */
.review-section {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
    max-height: 300px;
    overflow-y: auto;
}

.review-item {
    margin-bottom: 15px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    border-left: 3px solid transparent;
}

.review-item.correct {
    border-left-color: #48ca7e;
}

.review-item.wrong {
    border-left-color: #ff6b6b;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}